diff --git a/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c
new file mode 100644
--- /dev/null
+++ b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c
@@ -0,0 +1,31 @@
+// Check that the CHECK lines are generated for clang-generated functions
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fopenmp %s -emit-llvm -o - | FileCheck --check-prefix=OMP %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu %s -emit-llvm -o - | FileCheck --check-prefix=NOOMP %s
+
+const int size = 1024 * 1024 * 32;
+
+double A[size];
+
+void foo(void);
+
+int main() {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 0.0;
+  }
+
+  foo();
+
+  return 0;
+}
+
+void foo(void) {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 1.0;
+  }
+}
diff --git a/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.generated.expected b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.generated.expected
new file mode 100644
--- /dev/null
+++ b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.generated.expected
@@ -0,0 +1,229 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --include-generated-funcs
+// Check that the CHECK lines are generated for clang-generated functions
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fopenmp %s -emit-llvm -o - | FileCheck --check-prefix=OMP %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu %s -emit-llvm -o - | FileCheck --check-prefix=NOOMP %s
+
+const int size = 1024 * 1024 * 32;
+
+double A[size];
+
+void foo(void);
+
+int main() {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 0.0;
+  }
+
+  foo();
+
+  return 0;
+}
+
+void foo(void) {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 1.0;
+  }
+}
+// OMP-LABEL: @foo(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32 0, i32* [[I]], align 4
+// OMP-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* [[GLOB2:@.*]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @.omp_outlined. to void (i32*, i32*, ...)*))
+// OMP-NEXT:    ret void
+//
+//
+// OMP-LABEL: @.omp_outlined.(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[DOTGLOBAL_TID__ADDR:%.*]] = alloca i32*, align 8
+// OMP-NEXT:    [[DOTBOUND_TID__ADDR:%.*]] = alloca i32*, align 8
+// OMP-NEXT:    [[DOTOMP_IV:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[TMP:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_LB:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_UB:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_STRIDE:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_IS_LAST:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32* [[DOTGLOBAL_TID_:%.*]], i32** [[DOTGLOBAL_TID__ADDR]], align 8
+// OMP-NEXT:    store i32* [[DOTBOUND_TID_:%.*]], i32** [[DOTBOUND_TID__ADDR]], align 8
+// OMP-NEXT:    store i32 0, i32* [[DOTOMP_LB]], align 4
+// OMP-NEXT:    store i32 33554431, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    store i32 1, i32* [[DOTOMP_STRIDE]], align 4
+// OMP-NEXT:    store i32 0, i32* [[DOTOMP_IS_LAST]], align 4
+// OMP-NEXT:    [[TMP0:%.*]] = load i32*, i32** [[DOTGLOBAL_TID__ADDR]], align 8
+// OMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
+// OMP-NEXT:    call void @__kmpc_for_static_init_4(%struct.ident_t* [[GLOB1:@.*]], i32 [[TMP1]], i32 34, i32* [[DOTOMP_IS_LAST]], i32* [[DOTOMP_LB]], i32* [[DOTOMP_UB]], i32* [[DOTOMP_STRIDE]], i32 1, i32 1)
+// OMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[CMP:%.*]] = icmp sgt i32 [[TMP2]], 33554431
+// OMP-NEXT:    br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
+// OMP:       cond.true:
+// OMP-NEXT:    br label [[COND_END:%.*]]
+// OMP:       cond.false:
+// OMP-NEXT:    [[TMP3:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    br label [[COND_END]]
+// OMP:       cond.end:
+// OMP-NEXT:    [[COND:%.*]] = phi i32 [ 33554431, [[COND_TRUE]] ], [ [[TMP3]], [[COND_FALSE]] ]
+// OMP-NEXT:    store i32 [[COND]], i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[TMP4:%.*]] = load i32, i32* [[DOTOMP_LB]], align 4
+// OMP-NEXT:    store i32 [[TMP4]], i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    br label [[OMP_INNER_FOR_COND:%.*]]
+// OMP:       omp.inner.for.cond:
+// OMP-NEXT:    [[TMP5:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[TMP6:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[CMP1:%.*]] = icmp sle i32 [[TMP5]], [[TMP6]]
+// OMP-NEXT:    br i1 [[CMP1]], label [[OMP_INNER_FOR_BODY:%.*]], label [[OMP_INNER_FOR_END:%.*]]
+// OMP:       omp.inner.for.body:
+// OMP-NEXT:    [[TMP7:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[MUL:%.*]] = mul nsw i32 [[TMP7]], 1
+// OMP-NEXT:    [[ADD:%.*]] = add nsw i32 0, [[MUL]]
+// OMP-NEXT:    store i32 [[ADD]], i32* [[I]], align 4
+// OMP-NEXT:    [[TMP8:%.*]] = load i32, i32* [[I]], align 4
+// OMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP8]] to i64
+// OMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// OMP-NEXT:    store double 1.000000e+00, double* [[ARRAYIDX]], align 8
+// OMP-NEXT:    br label [[OMP_BODY_CONTINUE:%.*]]
+// OMP:       omp.body.continue:
+// OMP-NEXT:    br label [[OMP_INNER_FOR_INC:%.*]]
+// OMP:       omp.inner.for.inc:
+// OMP-NEXT:    [[TMP9:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[ADD2:%.*]] = add nsw i32 [[TMP9]], 1
+// OMP-NEXT:    store i32 [[ADD2]], i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    br label [[OMP_INNER_FOR_COND]]
+// OMP:       omp.inner.for.end:
+// OMP-NEXT:    br label [[OMP_LOOP_EXIT:%.*]]
+// OMP:       omp.loop.exit:
+// OMP-NEXT:    call void @__kmpc_for_static_fini(%struct.ident_t* [[GLOB1]], i32 [[TMP1]])
+// OMP-NEXT:    ret void
+//
+//
+// OMP-LABEL: @main(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32 0, i32* [[RETVAL]], align 4
+// OMP-NEXT:    store i32 0, i32* [[I]], align 4
+// OMP-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* [[GLOB2]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @.omp_outlined..1 to void (i32*, i32*, ...)*))
+// OMP-NEXT:    call void @foo()
+// OMP-NEXT:    ret i32 0
+//
+//
+// OMP-LABEL: @.omp_outlined..1(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[DOTGLOBAL_TID__ADDR:%.*]] = alloca i32*, align 8
+// OMP-NEXT:    [[DOTBOUND_TID__ADDR:%.*]] = alloca i32*, align 8
+// OMP-NEXT:    [[DOTOMP_IV:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[TMP:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_LB:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_UB:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_STRIDE:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[DOTOMP_IS_LAST:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32* [[DOTGLOBAL_TID_:%.*]], i32** [[DOTGLOBAL_TID__ADDR]], align 8
+// OMP-NEXT:    store i32* [[DOTBOUND_TID_:%.*]], i32** [[DOTBOUND_TID__ADDR]], align 8
+// OMP-NEXT:    store i32 0, i32* [[DOTOMP_LB]], align 4
+// OMP-NEXT:    store i32 33554431, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    store i32 1, i32* [[DOTOMP_STRIDE]], align 4
+// OMP-NEXT:    store i32 0, i32* [[DOTOMP_IS_LAST]], align 4
+// OMP-NEXT:    [[TMP0:%.*]] = load i32*, i32** [[DOTGLOBAL_TID__ADDR]], align 8
+// OMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[TMP0]], align 4
+// OMP-NEXT:    call void @__kmpc_for_static_init_4(%struct.ident_t* [[GLOB1]], i32 [[TMP1]], i32 34, i32* [[DOTOMP_IS_LAST]], i32* [[DOTOMP_LB]], i32* [[DOTOMP_UB]], i32* [[DOTOMP_STRIDE]], i32 1, i32 1)
+// OMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[CMP:%.*]] = icmp sgt i32 [[TMP2]], 33554431
+// OMP-NEXT:    br i1 [[CMP]], label [[COND_TRUE:%.*]], label [[COND_FALSE:%.*]]
+// OMP:       cond.true:
+// OMP-NEXT:    br label [[COND_END:%.*]]
+// OMP:       cond.false:
+// OMP-NEXT:    [[TMP3:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    br label [[COND_END]]
+// OMP:       cond.end:
+// OMP-NEXT:    [[COND:%.*]] = phi i32 [ 33554431, [[COND_TRUE]] ], [ [[TMP3]], [[COND_FALSE]] ]
+// OMP-NEXT:    store i32 [[COND]], i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[TMP4:%.*]] = load i32, i32* [[DOTOMP_LB]], align 4
+// OMP-NEXT:    store i32 [[TMP4]], i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    br label [[OMP_INNER_FOR_COND:%.*]]
+// OMP:       omp.inner.for.cond:
+// OMP-NEXT:    [[TMP5:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[TMP6:%.*]] = load i32, i32* [[DOTOMP_UB]], align 4
+// OMP-NEXT:    [[CMP1:%.*]] = icmp sle i32 [[TMP5]], [[TMP6]]
+// OMP-NEXT:    br i1 [[CMP1]], label [[OMP_INNER_FOR_BODY:%.*]], label [[OMP_INNER_FOR_END:%.*]]
+// OMP:       omp.inner.for.body:
+// OMP-NEXT:    [[TMP7:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[MUL:%.*]] = mul nsw i32 [[TMP7]], 1
+// OMP-NEXT:    [[ADD:%.*]] = add nsw i32 0, [[MUL]]
+// OMP-NEXT:    store i32 [[ADD]], i32* [[I]], align 4
+// OMP-NEXT:    [[TMP8:%.*]] = load i32, i32* [[I]], align 4
+// OMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP8]] to i64
+// OMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// OMP-NEXT:    store double 0.000000e+00, double* [[ARRAYIDX]], align 8
+// OMP-NEXT:    br label [[OMP_BODY_CONTINUE:%.*]]
+// OMP:       omp.body.continue:
+// OMP-NEXT:    br label [[OMP_INNER_FOR_INC:%.*]]
+// OMP:       omp.inner.for.inc:
+// OMP-NEXT:    [[TMP9:%.*]] = load i32, i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    [[ADD2:%.*]] = add nsw i32 [[TMP9]], 1
+// OMP-NEXT:    store i32 [[ADD2]], i32* [[DOTOMP_IV]], align 4
+// OMP-NEXT:    br label [[OMP_INNER_FOR_COND]]
+// OMP:       omp.inner.for.end:
+// OMP-NEXT:    br label [[OMP_LOOP_EXIT:%.*]]
+// OMP:       omp.loop.exit:
+// OMP-NEXT:    call void @__kmpc_for_static_fini(%struct.ident_t* [[GLOB1]], i32 [[TMP1]])
+// OMP-NEXT:    ret void
+//
+//
+// NOOMP-LABEL: @main(
+// NOOMP-NEXT:  entry:
+// NOOMP-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    store i32 0, i32* [[RETVAL]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND:%.*]]
+// NOOMP:       for.cond:
+// NOOMP-NEXT:    [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432
+// NOOMP-NEXT:    br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
+// NOOMP:       for.body:
+// NOOMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64
+// NOOMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// NOOMP-NEXT:    store double 0.000000e+00, double* [[ARRAYIDX]], align 8
+// NOOMP-NEXT:    br label [[FOR_INC:%.*]]
+// NOOMP:       for.inc:
+// NOOMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[INC:%.*]] = add nsw i32 [[TMP2]], 1
+// NOOMP-NEXT:    store i32 [[INC]], i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND]]
+// NOOMP:       for.end:
+// NOOMP-NEXT:    call void @foo()
+// NOOMP-NEXT:    ret i32 0
+//
+//
+// NOOMP-LABEL: @foo(
+// NOOMP-NEXT:  entry:
+// NOOMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND:%.*]]
+// NOOMP:       for.cond:
+// NOOMP-NEXT:    [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432
+// NOOMP-NEXT:    br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
+// NOOMP:       for.body:
+// NOOMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64
+// NOOMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// NOOMP-NEXT:    store double 1.000000e+00, double* [[ARRAYIDX]], align 8
+// NOOMP-NEXT:    br label [[FOR_INC:%.*]]
+// NOOMP:       for.inc:
+// NOOMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[INC:%.*]] = add nsw i32 [[TMP2]], 1
+// NOOMP-NEXT:    store i32 [[INC]], i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND]]
+// NOOMP:       for.end:
+// NOOMP-NEXT:    ret void
+//
diff --git a/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.no-generated.expected b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.no-generated.expected
new file mode 100644
--- /dev/null
+++ b/clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.no-generated.expected
@@ -0,0 +1,100 @@
+// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
+// Check that the CHECK lines are generated for clang-generated functions
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu -fopenmp %s -emit-llvm -o - | FileCheck --check-prefix=OMP %s
+// RUN: %clang_cc1 -triple x86_64-unknown-linux-gnu %s -emit-llvm -o - | FileCheck --check-prefix=NOOMP %s
+
+const int size = 1024 * 1024 * 32;
+
+double A[size];
+
+void foo(void);
+
+// OMP-LABEL: @main(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32 0, i32* [[RETVAL]], align 4
+// OMP-NEXT:    store i32 0, i32* [[I]], align 4
+// OMP-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* [[GLOB2:@.*]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @.omp_outlined..1 to void (i32*, i32*, ...)*))
+// OMP-NEXT:    call void @foo()
+// OMP-NEXT:    ret i32 0
+//
+// NOOMP-LABEL: @main(
+// NOOMP-NEXT:  entry:
+// NOOMP-NEXT:    [[RETVAL:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    store i32 0, i32* [[RETVAL]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND:%.*]]
+// NOOMP:       for.cond:
+// NOOMP-NEXT:    [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432
+// NOOMP-NEXT:    br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
+// NOOMP:       for.body:
+// NOOMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64
+// NOOMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// NOOMP-NEXT:    store double 0.000000e+00, double* [[ARRAYIDX]], align 8
+// NOOMP-NEXT:    br label [[FOR_INC:%.*]]
+// NOOMP:       for.inc:
+// NOOMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[INC:%.*]] = add nsw i32 [[TMP2]], 1
+// NOOMP-NEXT:    store i32 [[INC]], i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND]]
+// NOOMP:       for.end:
+// NOOMP-NEXT:    call void @foo()
+// NOOMP-NEXT:    ret i32 0
+//
+int main() {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 0.0;
+  }
+
+  foo();
+
+  return 0;
+}
+
+// OMP-LABEL: @foo(
+// OMP-NEXT:  entry:
+// OMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// OMP-NEXT:    store i32 0, i32* [[I]], align 4
+// OMP-NEXT:    call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* [[GLOB2]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @.omp_outlined. to void (i32*, i32*, ...)*))
+// OMP-NEXT:    ret void
+//
+// NOOMP-LABEL: @foo(
+// NOOMP-NEXT:  entry:
+// NOOMP-NEXT:    [[I:%.*]] = alloca i32, align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    store i32 0, i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND:%.*]]
+// NOOMP:       for.cond:
+// NOOMP-NEXT:    [[TMP0:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[CMP:%.*]] = icmp slt i32 [[TMP0]], 33554432
+// NOOMP-NEXT:    br i1 [[CMP]], label [[FOR_BODY:%.*]], label [[FOR_END:%.*]]
+// NOOMP:       for.body:
+// NOOMP-NEXT:    [[TMP1:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[IDXPROM:%.*]] = sext i32 [[TMP1]] to i64
+// NOOMP-NEXT:    [[ARRAYIDX:%.*]] = getelementptr inbounds [33554432 x double], [33554432 x double]* @A, i64 0, i64 [[IDXPROM]]
+// NOOMP-NEXT:    store double 1.000000e+00, double* [[ARRAYIDX]], align 8
+// NOOMP-NEXT:    br label [[FOR_INC:%.*]]
+// NOOMP:       for.inc:
+// NOOMP-NEXT:    [[TMP2:%.*]] = load i32, i32* [[I]], align 4
+// NOOMP-NEXT:    [[INC:%.*]] = add nsw i32 [[TMP2]], 1
+// NOOMP-NEXT:    store i32 [[INC]], i32* [[I]], align 4
+// NOOMP-NEXT:    br label [[FOR_COND]]
+// NOOMP:       for.end:
+// NOOMP-NEXT:    ret void
+//
+void foo(void) {
+  int i = 0;
+
+#pragma omp parallel for
+  for (i = 0; i < size; ++i) {
+    A[i] = 1.0;
+  }
+}
diff --git a/clang/test/utils/update_cc_test_checks/generated-funcs.test b/clang/test/utils/update_cc_test_checks/generated-funcs.test
new file mode 100644
--- /dev/null
+++ b/clang/test/utils/update_cc_test_checks/generated-funcs.test
@@ -0,0 +1,12 @@
+## Test that CHECK lines are generated for clang-generated functions
+
+# RUN: cp %S/Inputs/generated-funcs.c %t-generated.c && %update_cc_test_checks --include-generated-funcs %t-generated.c
+# RUN: diff -u %S/Inputs/generated-funcs.c.generated.expected %t-generated.c
+# RUN: cp %S/Inputs/generated-funcs.c %t-no-generated.c && %update_cc_test_checks %t-no-generated.c
+# RUN: diff -u %S/Inputs/generated-funcs.c.no-generated.expected %t-no-generated.c
+
+## Check that re-running update_cc_test_checks doesn't change the output
+# RUN: %update_cc_test_checks --include-generated-funcs %t-generated.c
+# RUN: diff -u %S/Inputs/generated-funcs.c.generated.expected %t-generated.c
+# RUN: %update_cc_test_checks %t-no-generated.c
+# RUN: diff -u %S/Inputs/generated-funcs.c.no-generated.expected %t-no-generated.c
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll
@@ -0,0 +1,63 @@
+; RUN: llc -enable-machine-outliner -mtriple=aarch64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.generated.expected
@@ -0,0 +1,132 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=aarch64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    sub sp, sp, #48 // =48
+; CHECK-NEXT:    stp x29, x30, [sp, #32] // 16-byte Folded Spill
+; CHECK-NEXT:    add x29, sp, #32 // =32
+; CHECK-NEXT:    .cfi_def_cfa w29, 16
+; CHECK-NEXT:    .cfi_offset w30, -8
+; CHECK-NEXT:    .cfi_offset w29, -16
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    stur xzr, [x29, #-8]
+; CHECK-NEXT:    cbz wzr, .LBB0_3
+; CHECK-NEXT:  // %bb.1:
+; CHECK-NEXT:    str w8, [sp, #16]
+; CHECK-NEXT:    ldur w8, [x29, #-8]
+; CHECK-NEXT:    cbz w8, .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    str w8, [sp, #16]
+; CHECK-NEXT:    b .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
+; CHECK-NEXT:    ldur w8, [x29, #-8]
+; CHECK-NEXT:    cbnz w8, .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    ldp x29, x30, [sp, #32] // 16-byte Folded Reload
+; CHECK-NEXT:    b OUTLINED_FUNCTION_1
+;
+; CHECK-LABEL: main:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    sub sp, sp, #48 // =48
+; CHECK-NEXT:    stp x29, x30, [sp, #32] // 16-byte Folded Spill
+; CHECK-NEXT:    add x29, sp, #32 // =32
+; CHECK-NEXT:    .cfi_def_cfa w29, 16
+; CHECK-NEXT:    .cfi_offset w30, -8
+; CHECK-NEXT:    .cfi_offset w29, -16
+; CHECK-NEXT:    adrp x8, x
+; CHECK-NEXT:    mov w9, #1
+; CHECK-NEXT:    mov w10, #2
+; CHECK-NEXT:    mov w11, #3
+; CHECK-NEXT:    mov w12, #4
+; CHECK-NEXT:    stp w9, wzr, [x29, #-8]
+; CHECK-NEXT:    stur w10, [x29, #-12]
+; CHECK-NEXT:    stp w12, w11, [sp, #12]
+; CHECK-NEXT:    str w9, [x8, :lo12:x]
+; CHECK-NEXT:    //APP
+; CHECK-NEXT:    //NO_APP
+; CHECK-NEXT:    stp w10, w9, [x29, #-12]
+; CHECK-NEXT:    ldp x29, x30, [sp, #32] // 16-byte Folded Reload
+; CHECK-NEXT:    stp w12, w11, [sp, #12]
+; CHECK-NEXT:    b OUTLINED_FUNCTION_1
+;
+; CHECK-LABEL: OUTLINED_FUNCTION_0:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    mov w9, #2
+; CHECK-NEXT:    mov w10, #3
+; CHECK-NEXT:    mov w11, #4
+; CHECK-NEXT:    stp w9, w8, [x29, #-12]
+; CHECK-NEXT:    stp w11, w10, [sp, #12]
+; CHECK-NEXT:    ret
+;
+; CHECK-LABEL: OUTLINED_FUNCTION_1:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    mov w0, wzr
+; CHECK-NEXT:    add sp, sp, #48 // =48
+; CHECK-NEXT:    ret
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/aarch64_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,116 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=aarch64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    sub sp, sp, #48 // =48
+; CHECK-NEXT:    stp x29, x30, [sp, #32] // 16-byte Folded Spill
+; CHECK-NEXT:    add x29, sp, #32 // =32
+; CHECK-NEXT:    .cfi_def_cfa w29, 16
+; CHECK-NEXT:    .cfi_offset w30, -8
+; CHECK-NEXT:    .cfi_offset w29, -16
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    stur xzr, [x29, #-8]
+; CHECK-NEXT:    cbz wzr, .LBB0_3
+; CHECK-NEXT:  // %bb.1:
+; CHECK-NEXT:    str w8, [sp, #16]
+; CHECK-NEXT:    ldur w8, [x29, #-8]
+; CHECK-NEXT:    cbz w8, .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    str w8, [sp, #16]
+; CHECK-NEXT:    b .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
+; CHECK-NEXT:    ldur w8, [x29, #-8]
+; CHECK-NEXT:    cbnz w8, .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov w8, #1
+; CHECK-NEXT:    bl OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    ldp x29, x30, [sp, #32] // 16-byte Folded Reload
+; CHECK-NEXT:    b OUTLINED_FUNCTION_1
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       // %bb.0:
+; CHECK-NEXT:    sub sp, sp, #48 // =48
+; CHECK-NEXT:    stp x29, x30, [sp, #32] // 16-byte Folded Spill
+; CHECK-NEXT:    add x29, sp, #32 // =32
+; CHECK-NEXT:    .cfi_def_cfa w29, 16
+; CHECK-NEXT:    .cfi_offset w30, -8
+; CHECK-NEXT:    .cfi_offset w29, -16
+; CHECK-NEXT:    adrp x8, x
+; CHECK-NEXT:    mov w9, #1
+; CHECK-NEXT:    mov w10, #2
+; CHECK-NEXT:    mov w11, #3
+; CHECK-NEXT:    mov w12, #4
+; CHECK-NEXT:    stp w9, wzr, [x29, #-8]
+; CHECK-NEXT:    stur w10, [x29, #-12]
+; CHECK-NEXT:    stp w12, w11, [sp, #12]
+; CHECK-NEXT:    str w9, [x8, :lo12:x]
+; CHECK-NEXT:    //APP
+; CHECK-NEXT:    //NO_APP
+; CHECK-NEXT:    stp w10, w9, [x29, #-12]
+; CHECK-NEXT:    ldp x29, x30, [sp, #32] // 16-byte Folded Reload
+; CHECK-NEXT:    stp w12, w11, [sp, #12]
+; CHECK-NEXT:    b OUTLINED_FUNCTION_1
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=amdgcn-adm-amdhsa < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32 addrspace(5)* %2, align 4
+  %6 = load i32, i32 addrspace(5)* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %10
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %10
+
+  %11 = load i32, i32 addrspace(5)* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %15
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.generated.expected
@@ -0,0 +1,94 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=amdgcn-adm-amdhsa < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32 addrspace(5)* %2, align 4
+  %6 = load i32, i32 addrspace(5)* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %10
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %10
+
+  %11 = load i32, i32 addrspace(5)* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %15
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_mov_b32 s4, s33
+; CHECK-NEXT:    s_mov_b32 s33, s32
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_mov_b32 s33, s4
+; CHECK-NEXT:    s_setpc_b64 s[30:31]
+;
+; CHECK-LABEL: main:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_mov_b32 s6, s33
+; CHECK-NEXT:    s_mov_b32 s33, s32
+; CHECK-NEXT:    s_getpc_b64 s[4:5]
+; CHECK-NEXT:    s_add_u32 s4, s4, x@gotpcrel32@lo+4
+; CHECK-NEXT:    s_addc_u32 s5, s5, x@gotpcrel32@hi+12
+; CHECK-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v0, s4
+; CHECK-NEXT:    v_mov_b32_e32 v1, s5
+; CHECK-NEXT:    flat_store_dword v[0:1], v2
+; CHECK-NEXT:    ;;#ASMSTART
+; CHECK-NEXT:    ;;#ASMEND
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_mov_b32 s33, s6
+; CHECK-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_setpc_b64 s[30:31]
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/amdgpu_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,94 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=amdgcn-adm-amdhsa < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_mov_b32 s4, s33
+; CHECK-NEXT:    s_mov_b32 s33, s32
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_mov_b32 s33, s4
+; CHECK-NEXT:    s_setpc_b64 s[30:31]
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32 addrspace(5)* %2, align 4
+  %6 = load i32, i32 addrspace(5)* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %10
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %10
+
+  %11 = load i32, i32 addrspace(5)* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  br label %15
+
+  store i32 1, i32 addrspace(5)* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    s_waitcnt vmcnt(0) expcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_mov_b32 s6, s33
+; CHECK-NEXT:    s_mov_b32 s33, s32
+; CHECK-NEXT:    s_getpc_b64 s[4:5]
+; CHECK-NEXT:    s_add_u32 s4, s4, x@gotpcrel32@lo+4
+; CHECK-NEXT:    s_addc_u32 s5, s5, x@gotpcrel32@hi+12
+; CHECK-NEXT:    s_load_dwordx2 s[4:5], s[4:5], 0x0
+; CHECK-NEXT:    v_mov_b32_e32 v2, 1
+; CHECK-NEXT:    s_waitcnt lgkmcnt(0)
+; CHECK-NEXT:    v_mov_b32_e32 v0, s4
+; CHECK-NEXT:    v_mov_b32_e32 v1, s5
+; CHECK-NEXT:    flat_store_dword v[0:1], v2
+; CHECK-NEXT:    ;;#ASMSTART
+; CHECK-NEXT:    ;;#ASMEND
+; CHECK-NEXT:    v_mov_b32_e32 v0, 0
+; CHECK-NEXT:    s_mov_b32 s33, s6
+; CHECK-NEXT:    s_waitcnt vmcnt(0) lgkmcnt(0)
+; CHECK-NEXT:    s_setpc_b64 s[30:31]
+  %1 = alloca i32, align 4, addrspace(5)
+  %2 = alloca i32, align 4, addrspace(5)
+  %3 = alloca i32, align 4, addrspace(5)
+  %4 = alloca i32, align 4, addrspace(5)
+  %5 = alloca i32, align 4, addrspace(5)
+
+  store i32 0, i32 addrspace(5)* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32 addrspace(5)* %2, align 4
+  store i32 2, i32 addrspace(5)* %3, align 4
+  store i32 3, i32 addrspace(5)* %4, align 4
+  store i32 4, i32 addrspace(5)* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=arm-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner runs, but doesn't do anything.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.generated.expected
@@ -0,0 +1,136 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=arm-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner runs, but doesn't do anything.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       @ %bb.0:
+; CHECK-NEXT:    sub sp, sp, #20
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    cmp r0, #0
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    str r0, [sp, #16]
+; CHECK-NEXT:    beq .LBB0_2
+; CHECK-NEXT:  @ %bb.1:
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    b .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    mov r0, #3
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    mov r0, #4
+; CHECK-NEXT:    str r0, [sp]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    cmp r0, #0
+; CHECK-NEXT:    beq .LBB0_5
+; CHECK-NEXT:  @ %bb.4:
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    b .LBB0_6
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    mov r0, #3
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    mov r0, #4
+; CHECK-NEXT:    str r0, [sp]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    add sp, sp, #20
+; CHECK-NEXT:    mov pc, lr
+;
+; CHECK-LABEL: main:
+; CHECK:       @ %bb.0:
+; CHECK-NEXT:    sub sp, sp, #20
+; CHECK-NEXT:    ldr r0, .LCPI1_0
+; CHECK-NEXT:    mov r1, #1
+; CHECK-NEXT:    mov r2, #3
+; CHECK-NEXT:    mov r3, #4
+; CHECK-NEXT:    str r1, [sp, #12]
+; CHECK-NEXT:    str r1, [r0]
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    str r0, [sp, #16]
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    str r2, [sp, #4]
+; CHECK-NEXT:    str r3, [sp]
+; CHECK-NEXT:    @APP
+; CHECK-NEXT:    @NO_APP
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    str r1, [sp, #12]
+; CHECK-NEXT:    str r2, [sp, #4]
+; CHECK-NEXT:    str r3, [sp]
+; CHECK-NEXT:    add sp, sp, #20
+; CHECK-NEXT:    mov pc, lr
+; CHECK-NEXT:    .p2align 2
+; CHECK-NEXT:  @ %bb.1:
+; CHECK-NEXT:  .LCPI1_0:
+; CHECK-NEXT:    .long x
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/arm_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,136 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=arm-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner runs, but doesn't do anything.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       @ %bb.0:
+; CHECK-NEXT:    sub sp, sp, #20
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    cmp r0, #0
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    str r0, [sp, #16]
+; CHECK-NEXT:    beq .LBB0_2
+; CHECK-NEXT:  @ %bb.1:
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    b .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    mov r0, #3
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    mov r0, #4
+; CHECK-NEXT:    str r0, [sp]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ldr r0, [sp, #12]
+; CHECK-NEXT:    cmp r0, #0
+; CHECK-NEXT:    beq .LBB0_5
+; CHECK-NEXT:  @ %bb.4:
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    b .LBB0_6
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #1
+; CHECK-NEXT:    str r0, [sp, #12]
+; CHECK-NEXT:    mov r0, #3
+; CHECK-NEXT:    str r0, [sp, #4]
+; CHECK-NEXT:    mov r0, #4
+; CHECK-NEXT:    str r0, [sp]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    add sp, sp, #20
+; CHECK-NEXT:    mov pc, lr
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       @ %bb.0:
+; CHECK-NEXT:    sub sp, sp, #20
+; CHECK-NEXT:    ldr r0, .LCPI1_0
+; CHECK-NEXT:    mov r1, #1
+; CHECK-NEXT:    mov r2, #3
+; CHECK-NEXT:    mov r3, #4
+; CHECK-NEXT:    str r1, [sp, #12]
+; CHECK-NEXT:    str r1, [r0]
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    str r0, [sp, #16]
+; CHECK-NEXT:    mov r0, #2
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    str r2, [sp, #4]
+; CHECK-NEXT:    str r3, [sp]
+; CHECK-NEXT:    @APP
+; CHECK-NEXT:    @NO_APP
+; CHECK-NEXT:    str r0, [sp, #8]
+; CHECK-NEXT:    mov r0, #0
+; CHECK-NEXT:    str r1, [sp, #12]
+; CHECK-NEXT:    str r2, [sp, #4]
+; CHECK-NEXT:    str r3, [sp]
+; CHECK-NEXT:    add sp, sp, #20
+; CHECK-NEXT:    mov pc, lr
+; CHECK-NEXT:    .p2align 2
+; CHECK-NEXT:  @ %bb.1:
+; CHECK-NEXT:  .LCPI1_0:
+; CHECK-NEXT:    .long x
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=hexagon-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.generated.expected
@@ -0,0 +1,142 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=hexagon-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = #0
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    .cfi_def_cfa r30, 8
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    .cfi_offset r30, -8
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#20) = #0
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#16) = #0
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1 = memw(r29+#16)
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     p0 = cmp.eq(r1,#0)
+; CHECK-NEXT:     if (p0.new) memw(r29+#8) = #3
+; CHECK-NEXT:     if (p0.new) memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     if (p0) memw(r29+#4) = #4
+; CHECK-NEXT:     if (p0) memw(r29+#16) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     if (!p0) memw(r29+#8) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+;
+; CHECK-LABEL: main:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = ##x
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    .cfi_def_cfa r30, 8
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    .cfi_offset r30, -8
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#20) = #0
+; CHECK-NEXT:     memw(r0+#0) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    //# InlineAsm Start
+; CHECK-NEXT:    //# InlineAsm End
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = #0
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/hexagon_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,142 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=hexagon-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = #0
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    .cfi_def_cfa r30, 8
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    .cfi_offset r30, -8
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#20) = #0
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#16) = #0
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r1 = memw(r29+#16)
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     p0 = cmp.eq(r1,#0)
+; CHECK-NEXT:     if (p0.new) memw(r29+#8) = #3
+; CHECK-NEXT:     if (p0.new) memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     if (p0) memw(r29+#4) = #4
+; CHECK-NEXT:     if (p0) memw(r29+#16) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     if (!p0) memw(r29+#8) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  // %bb.0:
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = ##x
+; CHECK-NEXT:     allocframe(#24)
+; CHECK-NEXT:    }
+; CHECK-NEXT:    .cfi_def_cfa r30, 8
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    .cfi_offset r30, -8
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#20) = #0
+; CHECK-NEXT:     memw(r0+#0) = #1
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    //# InlineAsm Start
+; CHECK-NEXT:    //# InlineAsm End
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r0 = #0
+; CHECK-NEXT:     memw(r29+#16) = #1
+; CHECK-NEXT:     memw(r29+#12) = #2
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     memw(r29+#8) = #3
+; CHECK-NEXT:     memw(r29+#4) = #4
+; CHECK-NEXT:    }
+; CHECK-NEXT:    {
+; CHECK-NEXT:     r31:30 = dealloc_return(r30):raw
+; CHECK-NEXT:    }
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=lanai-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.generated.expected
@@ -0,0 +1,137 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=lanai-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ! %bb.0:
+; CHECK-NEXT:    st %fp, [--%sp]
+; CHECK-NEXT:    add %sp, 0x8, %fp
+; CHECK-NEXT:    sub %sp, 0x20, %sp
+; CHECK-NEXT:    st %r0, -12[%fp]
+; CHECK-NEXT:    sub.f %r0, 0x0, %r0
+; CHECK-NEXT:    st %r0, -16[%fp]
+; CHECK-NEXT:    beq .LBB0_1
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    bt .LBB0_3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    st %r3, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r3
+; CHECK-NEXT:    st %r3, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r3
+; CHECK-NEXT:    st %r3, -28[%fp]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ld -16[%fp], %r3
+; CHECK-NEXT:    sub.f %r3, 0x0, %r0
+; CHECK-NEXT:    beq .LBB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:    bt .LBB0_6
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:    st %r3, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r3
+; CHECK-NEXT:    st %r3, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r3
+; CHECK-NEXT:    st %r3, -28[%fp]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    or %r0, 0x0, %rv
+; CHECK-NEXT:    ld -4[%fp], %pc ! return
+; CHECK-NEXT:    add %fp, 0x0, %sp
+; CHECK-NEXT:    ld -8[%fp], %fp
+;
+; CHECK-LABEL: main:
+; CHECK:       ! %bb.0:
+; CHECK-NEXT:    st %fp, [--%sp]
+; CHECK-NEXT:    add %sp, 0x8, %fp
+; CHECK-NEXT:    sub %sp, 0x20, %sp
+; CHECK-NEXT:    st %r0, -12[%fp]
+; CHECK-NEXT:    mov hi(x), %r3
+; CHECK-NEXT:    or %r3, lo(x), %r3
+; CHECK-NEXT:    mov 0x1, %r9
+; CHECK-NEXT:    st %r9, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r12
+; CHECK-NEXT:    st %r12, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r13
+; CHECK-NEXT:    st %r13, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r14
+; CHECK-NEXT:    st %r14, -28[%fp]
+; CHECK-NEXT:    st %r9, 0[%r3]
+; CHECK-NEXT:    !APP
+; CHECK-NEXT:    !NO_APP
+; CHECK-NEXT:    st %r9, -16[%fp]
+; CHECK-NEXT:    st %r12, -20[%fp]
+; CHECK-NEXT:    st %r13, -24[%fp]
+; CHECK-NEXT:    st %r14, -28[%fp]
+; CHECK-NEXT:    or %r0, 0x0, %rv
+; CHECK-NEXT:    ld -4[%fp], %pc ! return
+; CHECK-NEXT:    add %fp, 0x0, %sp
+; CHECK-NEXT:    ld -8[%fp], %fp
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/lanai_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,137 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=lanai-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ! %bb.0:
+; CHECK-NEXT:    st %fp, [--%sp]
+; CHECK-NEXT:    add %sp, 0x8, %fp
+; CHECK-NEXT:    sub %sp, 0x20, %sp
+; CHECK-NEXT:    st %r0, -12[%fp]
+; CHECK-NEXT:    sub.f %r0, 0x0, %r0
+; CHECK-NEXT:    st %r0, -16[%fp]
+; CHECK-NEXT:    beq .LBB0_1
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    bt .LBB0_3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    st %r3, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r3
+; CHECK-NEXT:    st %r3, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r3
+; CHECK-NEXT:    st %r3, -28[%fp]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ld -16[%fp], %r3
+; CHECK-NEXT:    sub.f %r3, 0x0, %r0
+; CHECK-NEXT:    beq .LBB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:    bt .LBB0_6
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov 0x1, %r3
+; CHECK-NEXT:    st %r3, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r3
+; CHECK-NEXT:    st %r3, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r3
+; CHECK-NEXT:    st %r3, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r3
+; CHECK-NEXT:    st %r3, -28[%fp]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    or %r0, 0x0, %rv
+; CHECK-NEXT:    ld -4[%fp], %pc ! return
+; CHECK-NEXT:    add %fp, 0x0, %sp
+; CHECK-NEXT:    ld -8[%fp], %fp
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       ! %bb.0:
+; CHECK-NEXT:    st %fp, [--%sp]
+; CHECK-NEXT:    add %sp, 0x8, %fp
+; CHECK-NEXT:    sub %sp, 0x20, %sp
+; CHECK-NEXT:    st %r0, -12[%fp]
+; CHECK-NEXT:    mov hi(x), %r3
+; CHECK-NEXT:    or %r3, lo(x), %r3
+; CHECK-NEXT:    mov 0x1, %r9
+; CHECK-NEXT:    st %r9, -16[%fp]
+; CHECK-NEXT:    mov 0x2, %r12
+; CHECK-NEXT:    st %r12, -20[%fp]
+; CHECK-NEXT:    mov 0x3, %r13
+; CHECK-NEXT:    st %r13, -24[%fp]
+; CHECK-NEXT:    mov 0x4, %r14
+; CHECK-NEXT:    st %r14, -28[%fp]
+; CHECK-NEXT:    st %r9, 0[%r3]
+; CHECK-NEXT:    !APP
+; CHECK-NEXT:    !NO_APP
+; CHECK-NEXT:    st %r9, -16[%fp]
+; CHECK-NEXT:    st %r12, -20[%fp]
+; CHECK-NEXT:    st %r13, -24[%fp]
+; CHECK-NEXT:    st %r14, -28[%fp]
+; CHECK-NEXT:    or %r0, 0x0, %rv
+; CHECK-NEXT:    ld -4[%fp], %pc ! return
+; CHECK-NEXT:    add %fp, 0x0, %sp
+; CHECK-NEXT:    ld -8[%fp], %fp
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=mips-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.generated.expected
@@ -0,0 +1,150 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=mips-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addiu $sp, $sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw $ra, 28($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    sw $fp, 24($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    .cfi_offset 31, -4
+; CHECK-NEXT:    .cfi_offset 30, -8
+; CHECK-NEXT:    move $fp, $sp
+; CHECK-NEXT:    .cfi_def_cfa_register 30
+; CHECK-NEXT:    sw $zero, 16($fp)
+; CHECK-NEXT:    b $BB0_3
+; CHECK-NEXT:    sw $zero, 20($fp)
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    lw $1, 16($fp)
+; CHECK-NEXT:    beqz $1, $BB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  $BB0_2:
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    j $BB0_5
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:  $BB0_3:
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 3
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    addiu $1, $zero, 4
+; CHECK-NEXT:    sw $1, 4($fp)
+; CHECK-NEXT:    lw $1, 16($fp)
+; CHECK-NEXT:    bnez $1, $BB0_2
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  $BB0_4:
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 3
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    addiu $1, $zero, 4
+; CHECK-NEXT:    sw $1, 4($fp)
+; CHECK-NEXT:  $BB0_5:
+; CHECK-NEXT:    addiu $2, $zero, 0
+; CHECK-NEXT:    move $sp, $fp
+; CHECK-NEXT:    lw $fp, 24($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    lw $ra, 28($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    jr $ra
+; CHECK-NEXT:    addiu $sp, $sp, 32
+;
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addiu $sp, $sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw $ra, 28($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    sw $fp, 24($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    .cfi_offset 31, -4
+; CHECK-NEXT:    .cfi_offset 30, -8
+; CHECK-NEXT:    move $fp, $sp
+; CHECK-NEXT:    .cfi_def_cfa_register 30
+; CHECK-NEXT:    lui $1, %hi(x)
+; CHECK-NEXT:    addiu $2, $zero, 1
+; CHECK-NEXT:    sw $2, %lo(x)($1)
+; CHECK-NEXT:    sw $2, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $3, $zero, 3
+; CHECK-NEXT:    sw $3, 8($fp)
+; CHECK-NEXT:    addiu $4, $zero, 4
+; CHECK-NEXT:    sw $4, 4($fp)
+; CHECK-NEXT:    sw $zero, 20($fp)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    sw $2, 16($fp)
+; CHECK-NEXT:    sw $3, 8($fp)
+; CHECK-NEXT:    sw $4, 4($fp)
+; CHECK-NEXT:    addiu $2, $zero, 0
+; CHECK-NEXT:    move $sp, $fp
+; CHECK-NEXT:    lw $fp, 24($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    lw $ra, 28($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    jr $ra
+; CHECK-NEXT:    addiu $sp, $sp, 32
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/mips_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,150 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=mips-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addiu $sp, $sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw $ra, 28($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    sw $fp, 24($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    .cfi_offset 31, -4
+; CHECK-NEXT:    .cfi_offset 30, -8
+; CHECK-NEXT:    move $fp, $sp
+; CHECK-NEXT:    .cfi_def_cfa_register 30
+; CHECK-NEXT:    sw $zero, 16($fp)
+; CHECK-NEXT:    b $BB0_3
+; CHECK-NEXT:    sw $zero, 20($fp)
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    lw $1, 16($fp)
+; CHECK-NEXT:    beqz $1, $BB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  $BB0_2:
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    j $BB0_5
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:  $BB0_3:
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 3
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    addiu $1, $zero, 4
+; CHECK-NEXT:    sw $1, 4($fp)
+; CHECK-NEXT:    lw $1, 16($fp)
+; CHECK-NEXT:    bnez $1, $BB0_2
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  $BB0_4:
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $1, $zero, 1
+; CHECK-NEXT:    sw $1, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 3
+; CHECK-NEXT:    sw $1, 8($fp)
+; CHECK-NEXT:    addiu $1, $zero, 4
+; CHECK-NEXT:    sw $1, 4($fp)
+; CHECK-NEXT:  $BB0_5:
+; CHECK-NEXT:    addiu $2, $zero, 0
+; CHECK-NEXT:    move $sp, $fp
+; CHECK-NEXT:    lw $fp, 24($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    lw $ra, 28($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    jr $ra
+; CHECK-NEXT:    addiu $sp, $sp, 32
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addiu $sp, $sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw $ra, 28($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    sw $fp, 24($sp) # 4-byte Folded Spill
+; CHECK-NEXT:    .cfi_offset 31, -4
+; CHECK-NEXT:    .cfi_offset 30, -8
+; CHECK-NEXT:    move $fp, $sp
+; CHECK-NEXT:    .cfi_def_cfa_register 30
+; CHECK-NEXT:    lui $1, %hi(x)
+; CHECK-NEXT:    addiu $2, $zero, 1
+; CHECK-NEXT:    sw $2, %lo(x)($1)
+; CHECK-NEXT:    sw $2, 16($fp)
+; CHECK-NEXT:    addiu $1, $zero, 2
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    addiu $3, $zero, 3
+; CHECK-NEXT:    sw $3, 8($fp)
+; CHECK-NEXT:    addiu $4, $zero, 4
+; CHECK-NEXT:    sw $4, 4($fp)
+; CHECK-NEXT:    sw $zero, 20($fp)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    sw $1, 12($fp)
+; CHECK-NEXT:    sw $2, 16($fp)
+; CHECK-NEXT:    sw $3, 8($fp)
+; CHECK-NEXT:    sw $4, 4($fp)
+; CHECK-NEXT:    addiu $2, $zero, 0
+; CHECK-NEXT:    move $sp, $fp
+; CHECK-NEXT:    lw $fp, 24($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    lw $ra, 28($sp) # 4-byte Folded Reload
+; CHECK-NEXT:    jr $ra
+; CHECK-NEXT:    addiu $sp, $sp, 32
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=msp430-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.generated.expected
@@ -0,0 +1,147 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=msp430-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    push r4
+; CHECK-NEXT:    mov r1, r4
+; CHECK-NEXT:    sub #20, r1
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    clr -8(r4)
+; CHECK-NEXT:    clr -2(r4)
+; CHECK-NEXT:    clr -4(r4)
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    tst r12
+; CHECK-NEXT:    jeq .LBB0_2
+; CHECK-NEXT:  ; %bb.1:
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #1, -16(r4)
+; CHECK-NEXT:    jmp .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    mov -8(r4), r12
+; CHECK-NEXT:    bis -6(r4), r12
+; CHECK-NEXT:    tst r12
+; CHECK-NEXT:    jeq .LBB0_5
+; CHECK-NEXT:  ; %bb.4:
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #1, -16(r4)
+; CHECK-NEXT:    jmp .LBB0_6
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    clr r13
+; CHECK-NEXT:    add #20, r1
+; CHECK-NEXT:    pop r4
+; CHECK-NEXT:    ret
+;
+; CHECK-LABEL: main:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    push r4
+; CHECK-NEXT:    mov r1, r4
+; CHECK-NEXT:    sub #20, r1
+; CHECK-NEXT:    clr &x+2
+; CHECK-NEXT:    mov #1, &x
+; CHECK-NEXT:    clr -2(r4)
+; CHECK-NEXT:    clr -4(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:    ;APP
+; CHECK-NEXT:    ;NO_APP
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    clr r13
+; CHECK-NEXT:    add #20, r1
+; CHECK-NEXT:    pop r4
+; CHECK-NEXT:    ret
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/msp430_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,147 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=msp430-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    push r4
+; CHECK-NEXT:    mov r1, r4
+; CHECK-NEXT:    sub #20, r1
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    clr -8(r4)
+; CHECK-NEXT:    clr -2(r4)
+; CHECK-NEXT:    clr -4(r4)
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    tst r12
+; CHECK-NEXT:    jeq .LBB0_2
+; CHECK-NEXT:  ; %bb.1:
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #1, -16(r4)
+; CHECK-NEXT:    jmp .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    mov -8(r4), r12
+; CHECK-NEXT:    bis -6(r4), r12
+; CHECK-NEXT:    tst r12
+; CHECK-NEXT:    jeq .LBB0_5
+; CHECK-NEXT:  ; %bb.4:
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #1, -16(r4)
+; CHECK-NEXT:    jmp .LBB0_6
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    clr r13
+; CHECK-NEXT:    add #20, r1
+; CHECK-NEXT:    pop r4
+; CHECK-NEXT:    ret
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       ; %bb.0:
+; CHECK-NEXT:    push r4
+; CHECK-NEXT:    mov r1, r4
+; CHECK-NEXT:    sub #20, r1
+; CHECK-NEXT:    clr &x+2
+; CHECK-NEXT:    mov #1, &x
+; CHECK-NEXT:    clr -2(r4)
+; CHECK-NEXT:    clr -4(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:    ;APP
+; CHECK-NEXT:    ;NO_APP
+; CHECK-NEXT:    clr -10(r4)
+; CHECK-NEXT:    mov #2, -12(r4)
+; CHECK-NEXT:    clr -6(r4)
+; CHECK-NEXT:    mov #1, -8(r4)
+; CHECK-NEXT:    clr -14(r4)
+; CHECK-NEXT:    mov #3, -16(r4)
+; CHECK-NEXT:    clr -18(r4)
+; CHECK-NEXT:    mov #4, -20(r4)
+; CHECK-NEXT:    clr r12
+; CHECK-NEXT:    clr r13
+; CHECK-NEXT:    add #20, r1
+; CHECK-NEXT:    pop r4
+; CHECK-NEXT:    ret
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=ppc32-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.generated.expected
@@ -0,0 +1,129 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=ppc32-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stwu 1, -32(1)
+; CHECK-NEXT:    stw 31, 28(1)
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    mr 31, 1
+; CHECK-NEXT:    .cfi_def_cfa_register r31
+; CHECK-NEXT:    li 4, 0
+; CHECK-NEXT:    li 3, 1
+; CHECK-NEXT:    stw 4, 24(31)
+; CHECK-NEXT:    li 4, 2
+; CHECK-NEXT:    li 5, 3
+; CHECK-NEXT:    li 6, 4
+; CHECK-NEXT:    cmplwi 3, 0
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    beq 0, .LBB0_2
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    stw 3, 12(31)
+; CHECK-NEXT:    b .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    lwz 31, 28(1)
+; CHECK-NEXT:    addi 1, 1, 32
+; CHECK-NEXT:    blr
+;
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stwu 1, -32(1)
+; CHECK-NEXT:    stw 31, 28(1)
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    mr 31, 1
+; CHECK-NEXT:    .cfi_def_cfa_register r31
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    stw 3, 24(31)
+; CHECK-NEXT:    li 3, 1
+; CHECK-NEXT:    li 4, 2
+; CHECK-NEXT:    li 5, 3
+; CHECK-NEXT:    li 6, 4
+; CHECK-NEXT:    lis 7, x@ha
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    stw 3, x@l(7)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    lwz 31, 28(1)
+; CHECK-NEXT:    addi 1, 1, 32
+; CHECK-NEXT:    blr
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/ppc_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,129 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=ppc32-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stwu 1, -32(1)
+; CHECK-NEXT:    stw 31, 28(1)
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    mr 31, 1
+; CHECK-NEXT:    .cfi_def_cfa_register r31
+; CHECK-NEXT:    li 4, 0
+; CHECK-NEXT:    li 3, 1
+; CHECK-NEXT:    stw 4, 24(31)
+; CHECK-NEXT:    li 4, 2
+; CHECK-NEXT:    li 5, 3
+; CHECK-NEXT:    li 6, 4
+; CHECK-NEXT:    cmplwi 3, 0
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    beq 0, .LBB0_2
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    stw 3, 12(31)
+; CHECK-NEXT:    b .LBB0_3
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    lwz 31, 28(1)
+; CHECK-NEXT:    addi 1, 1, 32
+; CHECK-NEXT:    blr
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stwu 1, -32(1)
+; CHECK-NEXT:    stw 31, 28(1)
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    .cfi_offset r31, -4
+; CHECK-NEXT:    mr 31, 1
+; CHECK-NEXT:    .cfi_def_cfa_register r31
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    stw 3, 24(31)
+; CHECK-NEXT:    li 3, 1
+; CHECK-NEXT:    li 4, 2
+; CHECK-NEXT:    li 5, 3
+; CHECK-NEXT:    li 6, 4
+; CHECK-NEXT:    lis 7, x@ha
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    stw 3, x@l(7)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    stw 3, 20(31)
+; CHECK-NEXT:    li 3, 0
+; CHECK-NEXT:    stw 4, 16(31)
+; CHECK-NEXT:    stw 5, 12(31)
+; CHECK-NEXT:    stw 6, 8(31)
+; CHECK-NEXT:    lwz 31, 28(1)
+; CHECK-NEXT:    addi 1, 1, 32
+; CHECK-NEXT:    blr
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll
@@ -0,0 +1,63 @@
+; RUN: llc -enable-machine-outliner -mtriple=riscv32-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.generated.expected
@@ -0,0 +1,143 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=riscv32-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addi sp, sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw ra, 28(sp)
+; CHECK-NEXT:    sw s0, 24(sp)
+; CHECK-NEXT:    .cfi_offset ra, -4
+; CHECK-NEXT:    .cfi_offset s0, -8
+; CHECK-NEXT:    addi s0, sp, 32
+; CHECK-NEXT:    .cfi_def_cfa s0, 0
+; CHECK-NEXT:    sw zero, -12(s0)
+; CHECK-NEXT:    sw zero, -16(s0)
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    beqz zero, .LBB0_3
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    sw a0, -24(s0)
+; CHECK-NEXT:    lw a0, -16(s0)
+; CHECK-NEXT:    beqz a0, .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    sw a0, -24(s0)
+; CHECK-NEXT:    j .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    call t0, OUTLINED_FUNCTION_0
+; CHECK-NEXT:    lw a0, -16(s0)
+; CHECK-NEXT:    bnez a0, .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    call t0, OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mv a0, zero
+; CHECK-NEXT:    lw s0, 24(sp)
+; CHECK-NEXT:    lw ra, 28(sp)
+; CHECK-NEXT:    addi sp, sp, 32
+; CHECK-NEXT:    ret
+;
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addi sp, sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw ra, 28(sp)
+; CHECK-NEXT:    sw s0, 24(sp)
+; CHECK-NEXT:    .cfi_offset ra, -4
+; CHECK-NEXT:    .cfi_offset s0, -8
+; CHECK-NEXT:    addi s0, sp, 32
+; CHECK-NEXT:    .cfi_def_cfa s0, 0
+; CHECK-NEXT:    sw zero, -12(s0)
+; CHECK-NEXT:    lui a0, %hi(x)
+; CHECK-NEXT:    addi a1, zero, 1
+; CHECK-NEXT:    sw a1, -16(s0)
+; CHECK-NEXT:    addi a2, zero, 2
+; CHECK-NEXT:    sw a2, -20(s0)
+; CHECK-NEXT:    addi a3, zero, 3
+; CHECK-NEXT:    sw a3, -24(s0)
+; CHECK-NEXT:    addi a4, zero, 4
+; CHECK-NEXT:    sw a4, -28(s0)
+; CHECK-NEXT:    sw a1, %lo(x)(a0)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    sw a1, -16(s0)
+; CHECK-NEXT:    sw a2, -20(s0)
+; CHECK-NEXT:    sw a3, -24(s0)
+; CHECK-NEXT:    sw a4, -28(s0)
+; CHECK-NEXT:    mv a0, zero
+; CHECK-NEXT:    lw s0, 24(sp)
+; CHECK-NEXT:    lw ra, 28(sp)
+; CHECK-NEXT:    addi sp, sp, 32
+; CHECK-NEXT:    ret
+;
+; CHECK-LABEL: OUTLINED_FUNCTION_0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    sw a0, -16(s0)
+; CHECK-NEXT:    addi a0, zero, 2
+; CHECK-NEXT:    sw a0, -20(s0)
+; CHECK-NEXT:    addi a0, zero, 3
+; CHECK-NEXT:    sw a0, -24(s0)
+; CHECK-NEXT:    addi a0, zero, 4
+; CHECK-NEXT:    sw a0, -28(s0)
+; CHECK-NEXT:    jr t0
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/riscv_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,131 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=riscv32-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addi sp, sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw ra, 28(sp)
+; CHECK-NEXT:    sw s0, 24(sp)
+; CHECK-NEXT:    .cfi_offset ra, -4
+; CHECK-NEXT:    .cfi_offset s0, -8
+; CHECK-NEXT:    addi s0, sp, 32
+; CHECK-NEXT:    .cfi_def_cfa s0, 0
+; CHECK-NEXT:    sw zero, -12(s0)
+; CHECK-NEXT:    sw zero, -16(s0)
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    beqz zero, .LBB0_3
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    sw a0, -24(s0)
+; CHECK-NEXT:    lw a0, -16(s0)
+; CHECK-NEXT:    beqz a0, .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    sw a0, -24(s0)
+; CHECK-NEXT:    j .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    call t0, OUTLINED_FUNCTION_0
+; CHECK-NEXT:    lw a0, -16(s0)
+; CHECK-NEXT:    bnez a0, .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    addi a0, zero, 1
+; CHECK-NEXT:    call t0, OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    mv a0, zero
+; CHECK-NEXT:    lw s0, 24(sp)
+; CHECK-NEXT:    lw ra, 28(sp)
+; CHECK-NEXT:    addi sp, sp, 32
+; CHECK-NEXT:    ret
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    addi sp, sp, -32
+; CHECK-NEXT:    .cfi_def_cfa_offset 32
+; CHECK-NEXT:    sw ra, 28(sp)
+; CHECK-NEXT:    sw s0, 24(sp)
+; CHECK-NEXT:    .cfi_offset ra, -4
+; CHECK-NEXT:    .cfi_offset s0, -8
+; CHECK-NEXT:    addi s0, sp, 32
+; CHECK-NEXT:    .cfi_def_cfa s0, 0
+; CHECK-NEXT:    sw zero, -12(s0)
+; CHECK-NEXT:    lui a0, %hi(x)
+; CHECK-NEXT:    addi a1, zero, 1
+; CHECK-NEXT:    sw a1, -16(s0)
+; CHECK-NEXT:    addi a2, zero, 2
+; CHECK-NEXT:    sw a2, -20(s0)
+; CHECK-NEXT:    addi a3, zero, 3
+; CHECK-NEXT:    sw a3, -24(s0)
+; CHECK-NEXT:    addi a4, zero, 4
+; CHECK-NEXT:    sw a4, -28(s0)
+; CHECK-NEXT:    sw a1, %lo(x)(a0)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    sw a1, -16(s0)
+; CHECK-NEXT:    sw a2, -20(s0)
+; CHECK-NEXT:    sw a3, -24(s0)
+; CHECK-NEXT:    sw a4, -28(s0)
+; CHECK-NEXT:    mv a0, zero
+; CHECK-NEXT:    lw s0, 24(sp)
+; CHECK-NEXT:    lw ra, 28(sp)
+; CHECK-NEXT:    addi sp, sp, 32
+; CHECK-NEXT:    ret
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=sparc-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.generated.expected
@@ -0,0 +1,138 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=sparc-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  ! %bb.0:
+; CHECK-NEXT:    save %sp, -112, %sp
+; CHECK-NEXT:    .cfi_def_cfa_register %fp
+; CHECK-NEXT:    .cfi_window_save
+; CHECK-NEXT:    .cfi_register %o7, %i7
+; CHECK-NEXT:    st %g0, [%fp+-4]
+; CHECK-NEXT:    mov %g0, %i0
+; CHECK-NEXT:    cmp %i0, 0
+; CHECK-NEXT:    st %g0, [%fp+-8]
+; CHECK-NEXT:    be .LBB0_1
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:  ! %bb.2:
+; CHECK-NEXT:    ba .LBB0_3
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    st %i0, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i0
+; CHECK-NEXT:    st %i0, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i0
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i0
+; CHECK-NEXT:    st %i0, [%fp+-20]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ld [%fp+-8], %i0
+; CHECK-NEXT:    cmp %i0, 0
+; CHECK-NEXT:    be .LBB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  ! %bb.5:
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:    ba .LBB0_6
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:    st %i0, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i0
+; CHECK-NEXT:    st %i0, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i0
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i0
+; CHECK-NEXT:    st %i0, [%fp+-20]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    ret
+; CHECK-NEXT:    restore %g0, %g0, %o0
+;
+; CHECK-LABEL: main:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  ! %bb.0:
+; CHECK-NEXT:    save %sp, -112, %sp
+; CHECK-NEXT:    .cfi_def_cfa_register %fp
+; CHECK-NEXT:    .cfi_window_save
+; CHECK-NEXT:    .cfi_register %o7, %i7
+; CHECK-NEXT:    st %g0, [%fp+-4]
+; CHECK-NEXT:    sethi %hi(x), %i0
+; CHECK-NEXT:    mov 1, %i1
+; CHECK-NEXT:    st %i1, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i2
+; CHECK-NEXT:    st %i2, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i3
+; CHECK-NEXT:    st %i3, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i4
+; CHECK-NEXT:    st %i4, [%fp+-20]
+; CHECK-NEXT:    st %i1, [%i0+%lo(x)]
+; CHECK-NEXT:    !APP
+; CHECK-NEXT:    !NO_APP
+; CHECK-NEXT:    st %i1, [%fp+-8]
+; CHECK-NEXT:    st %i2, [%fp+-12]
+; CHECK-NEXT:    st %i3, [%fp+-16]
+; CHECK-NEXT:    mov %g0, %i0
+; CHECK-NEXT:    st %i4, [%fp+-20]
+; CHECK-NEXT:    ret
+; CHECK-NEXT:    restore
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/sparc_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,138 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=sparc-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  ! %bb.0:
+; CHECK-NEXT:    save %sp, -112, %sp
+; CHECK-NEXT:    .cfi_def_cfa_register %fp
+; CHECK-NEXT:    .cfi_window_save
+; CHECK-NEXT:    .cfi_register %o7, %i7
+; CHECK-NEXT:    st %g0, [%fp+-4]
+; CHECK-NEXT:    mov %g0, %i0
+; CHECK-NEXT:    cmp %i0, 0
+; CHECK-NEXT:    st %g0, [%fp+-8]
+; CHECK-NEXT:    be .LBB0_1
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:  ! %bb.2:
+; CHECK-NEXT:    ba .LBB0_3
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    st %i0, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i0
+; CHECK-NEXT:    st %i0, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i0
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i0
+; CHECK-NEXT:    st %i0, [%fp+-20]
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    ld [%fp+-8], %i0
+; CHECK-NEXT:    cmp %i0, 0
+; CHECK-NEXT:    be .LBB0_4
+; CHECK-NEXT:    nop
+; CHECK-NEXT:  ! %bb.5:
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:    ba .LBB0_6
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mov 1, %i0
+; CHECK-NEXT:    st %i0, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i0
+; CHECK-NEXT:    st %i0, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i0
+; CHECK-NEXT:    st %i0, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i0
+; CHECK-NEXT:    st %i0, [%fp+-20]
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    ret
+; CHECK-NEXT:    restore %g0, %g0, %o0
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:         .cfi_startproc
+; CHECK-NEXT:  ! %bb.0:
+; CHECK-NEXT:    save %sp, -112, %sp
+; CHECK-NEXT:    .cfi_def_cfa_register %fp
+; CHECK-NEXT:    .cfi_window_save
+; CHECK-NEXT:    .cfi_register %o7, %i7
+; CHECK-NEXT:    st %g0, [%fp+-4]
+; CHECK-NEXT:    sethi %hi(x), %i0
+; CHECK-NEXT:    mov 1, %i1
+; CHECK-NEXT:    st %i1, [%fp+-8]
+; CHECK-NEXT:    mov 2, %i2
+; CHECK-NEXT:    st %i2, [%fp+-12]
+; CHECK-NEXT:    mov 3, %i3
+; CHECK-NEXT:    st %i3, [%fp+-16]
+; CHECK-NEXT:    mov 4, %i4
+; CHECK-NEXT:    st %i4, [%fp+-20]
+; CHECK-NEXT:    st %i1, [%i0+%lo(x)]
+; CHECK-NEXT:    !APP
+; CHECK-NEXT:    !NO_APP
+; CHECK-NEXT:    st %i1, [%fp+-8]
+; CHECK-NEXT:    st %i2, [%fp+-12]
+; CHECK-NEXT:    st %i3, [%fp+-16]
+; CHECK-NEXT:    mov %g0, %i0
+; CHECK-NEXT:    st %i4, [%fp+-20]
+; CHECK-NEXT:    ret
+; CHECK-NEXT:    restore
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=s390x-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.generated.expected
@@ -0,0 +1,127 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=s390x-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
+; CHECK-NEXT:    .cfi_offset %r11, -72
+; CHECK-NEXT:    .cfi_offset %r15, -40
+; CHECK-NEXT:    aghi %r15, -184
+; CHECK-NEXT:    .cfi_def_cfa_offset 344
+; CHECK-NEXT:    lgr %r11, %r15
+; CHECK-NEXT:    .cfi_def_cfa_register %r11
+; CHECK-NEXT:    mvhi 180(%r11), 0
+; CHECK-NEXT:    lhi %r0, 0
+; CHECK-NEXT:    mvhi 176(%r11), 0
+; CHECK-NEXT:    cije %r0, 0, .LBB0_3
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    mvhi 168(%r11), 1
+; CHECK-NEXT:    chsi 176(%r11), 0
+; CHECK-NEXT:    je .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mvhi 168(%r11), 1
+; CHECK-NEXT:    j .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    chsi 176(%r11), 0
+; CHECK-NEXT:    jlh .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    lhi %r2, 0
+; CHECK-NEXT:    lmg %r11, %r15, 272(%r11)
+; CHECK-NEXT:    br %r14
+;
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
+; CHECK-NEXT:    .cfi_offset %r11, -72
+; CHECK-NEXT:    .cfi_offset %r15, -40
+; CHECK-NEXT:    aghi %r15, -184
+; CHECK-NEXT:    .cfi_def_cfa_offset 344
+; CHECK-NEXT:    lgr %r11, %r15
+; CHECK-NEXT:    .cfi_def_cfa_register %r11
+; CHECK-NEXT:    mvhi 180(%r11), 0
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    lhi %r0, 1
+; CHECK-NEXT:    strl %r0, x
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    lhi %r2, 0
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    lmg %r11, %r15, 272(%r11)
+; CHECK-NEXT:    br %r14
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/systemz_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,127 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=s390x-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
+; CHECK-NEXT:    .cfi_offset %r11, -72
+; CHECK-NEXT:    .cfi_offset %r15, -40
+; CHECK-NEXT:    aghi %r15, -184
+; CHECK-NEXT:    .cfi_def_cfa_offset 344
+; CHECK-NEXT:    lgr %r11, %r15
+; CHECK-NEXT:    .cfi_def_cfa_register %r11
+; CHECK-NEXT:    mvhi 180(%r11), 0
+; CHECK-NEXT:    lhi %r0, 0
+; CHECK-NEXT:    mvhi 176(%r11), 0
+; CHECK-NEXT:    cije %r0, 0, .LBB0_3
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    mvhi 168(%r11), 1
+; CHECK-NEXT:    chsi 176(%r11), 0
+; CHECK-NEXT:    je .LBB0_4
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    mvhi 168(%r11), 1
+; CHECK-NEXT:    j .LBB0_5
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    chsi 176(%r11), 0
+; CHECK-NEXT:    jlh .LBB0_2
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    lhi %r2, 0
+; CHECK-NEXT:    lmg %r11, %r15, 272(%r11)
+; CHECK-NEXT:    br %r14
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    stmg %r11, %r15, 88(%r15)
+; CHECK-NEXT:    .cfi_offset %r11, -72
+; CHECK-NEXT:    .cfi_offset %r15, -40
+; CHECK-NEXT:    aghi %r15, -184
+; CHECK-NEXT:    .cfi_def_cfa_offset 344
+; CHECK-NEXT:    lgr %r11, %r15
+; CHECK-NEXT:    .cfi_def_cfa_register %r11
+; CHECK-NEXT:    mvhi 180(%r11), 0
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    lhi %r0, 1
+; CHECK-NEXT:    strl %r0, x
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    mvhi 176(%r11), 1
+; CHECK-NEXT:    mvhi 172(%r11), 2
+; CHECK-NEXT:    mvhi 168(%r11), 3
+; CHECK-NEXT:    lhi %r2, 0
+; CHECK-NEXT:    mvhi 164(%r11), 4
+; CHECK-NEXT:    lmg %r11, %r15, 272(%r11)
+; CHECK-NEXT:    br %r14
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll
@@ -0,0 +1,65 @@
+; RUN: llc -enable-machine-outliner -mtriple=wasm32-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.generated.expected
@@ -0,0 +1,191 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=wasm32-unknown-linux < %s | FileCheck %s
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .functype check_boundaries () -> (i32)
+; CHECK-NEXT:    .local i32
+; CHECK-NEXT:  # %bb.0:
+; CHECK-NEXT:    global.get __stack_pointer
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.sub
+; CHECK-NEXT:    local.tee 0
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.store 28
+; CHECK-NEXT:    block
+; CHECK-NEXT:    block
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    br_if 0 # 0: down to label1
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    br 1 # 1: down to label0
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    end_block # label1:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    end_block # label0:
+; CHECK-NEXT:    block
+; CHECK-NEXT:    block
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.load 24
+; CHECK-NEXT:    br_if 0 # 0: down to label3
+; CHECK-NEXT:  # %bb.4:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    br 1 # 1: down to label2
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    end_block # label3:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    end_block # label2:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.add
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    # fallthrough-return
+;
+; CHECK-LABEL: __original_main:
+; CHECK:         .functype __original_main () -> (i32)
+; CHECK-NEXT:    .local i32
+; CHECK-NEXT:  # %bb.0:
+; CHECK-NEXT:    global.get __stack_pointer
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.sub
+; CHECK-NEXT:    local.tee 0
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store x
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.store 28
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.add
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    # fallthrough-return
+;
+; CHECK-LABEL: main:
+; CHECK:         .functype main (i32, i32) -> (i32)
+; CHECK-NEXT:  # %bb.0: # %body
+; CHECK-NEXT:    call __original_main
+; CHECK-NEXT:    # fallthrough-return
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/wasm_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,143 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=wasm32-unknown-linux < %s | FileCheck %s
+;
+; NOTE: Machine outliner doesn't run.
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:         .functype check_boundaries () -> (i32)
+; CHECK-NEXT:    .local i32
+; CHECK-NEXT:  # %bb.0:
+; CHECK-NEXT:    global.get __stack_pointer
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.sub
+; CHECK-NEXT:    local.tee 0
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    i32.store 28
+; CHECK-NEXT:    block
+; CHECK-NEXT:    block
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    br_if 0 # 0: down to label1
+; CHECK-NEXT:  # %bb.1:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    br 1 # 1: down to label0
+; CHECK-NEXT:  .LBB0_2:
+; CHECK-NEXT:    end_block # label1:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:  .LBB0_3:
+; CHECK-NEXT:    end_block # label0:
+; CHECK-NEXT:    block
+; CHECK-NEXT:    block
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.load 24
+; CHECK-NEXT:    br_if 0 # 0: down to label3
+; CHECK-NEXT:  # %bb.4:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 2
+; CHECK-NEXT:    i32.store 20
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 24
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 3
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 4
+; CHECK-NEXT:    i32.store 12
+; CHECK-NEXT:    br 1 # 1: down to label2
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    end_block # label3:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 1
+; CHECK-NEXT:    i32.store 16
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    end_block # label2:
+; CHECK-NEXT:    local.get 0
+; CHECK-NEXT:    i32.const 32
+; CHECK-NEXT:    i32.add
+; CHECK-NEXT:    global.set __stack_pointer
+; CHECK-NEXT:    i32.const 0
+; CHECK-NEXT:    # fallthrough-return
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:         .functype main (i32, i32) -> (i32)
+; CHECK-NEXT:  # %bb.0: # %body
+; CHECK-NEXT:    call __original_main
+; CHECK-NEXT:    # fallthrough-return
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll
@@ -0,0 +1,63 @@
+; RUN: llc -enable-machine-outliner -mtriple=x86_64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.generated.expected
@@ -0,0 +1,132 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: llc -enable-machine-outliner -mtriple=x86_64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    pushq %rbp
+; CHECK-NEXT:    .cfi_def_cfa_offset 16
+; CHECK-NEXT:    .cfi_offset %rbp, -16
+; CHECK-NEXT:    movq %rsp, %rbp
+; CHECK-NEXT:    .cfi_def_cfa_register %rbp
+; CHECK-NEXT:    subq $20, %rsp
+; CHECK-NEXT:    movl $0, -20(%rbp)
+; CHECK-NEXT:    movl $0, -8(%rbp)
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    testb %al, %al
+; CHECK-NEXT:    je .LBB0_1
+; CHECK-NEXT:  # %bb.2:
+; CHECK-NEXT:    movl $1, -4(%rbp)
+; CHECK-NEXT:    cmpl $0, -8(%rbp)
+; CHECK-NEXT:    je .LBB0_4
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    movl $1, -4(%rbp)
+; CHECK-NEXT:    jmp .LBB0_6
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_0
+; CHECK-NEXT:    cmpl $0, -8(%rbp)
+; CHECK-NEXT:    jne .LBB0_5
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    addq $20, %rsp
+; CHECK-NEXT:    popq %rbp
+; CHECK-NEXT:    .cfi_def_cfa %rsp, 8
+; CHECK-NEXT:    retq
+;
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    pushq %rbp
+; CHECK-NEXT:    .cfi_def_cfa_offset 16
+; CHECK-NEXT:    .cfi_offset %rbp, -16
+; CHECK-NEXT:    movq %rsp, %rbp
+; CHECK-NEXT:    .cfi_def_cfa_register %rbp
+; CHECK-NEXT:    subq $20, %rsp
+; CHECK-NEXT:    movl $0, -20(%rbp)
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_1
+; CHECK-NEXT:    movl $1, {{.*}}(%rip)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_1
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    addq $20, %rsp
+; CHECK-NEXT:    popq %rbp
+; CHECK-NEXT:    .cfi_def_cfa %rsp, 8
+; CHECK-NEXT:    retq
+;
+; CHECK-LABEL: OUTLINED_FUNCTION_0:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    movl $1, -8(%rbp)
+; CHECK-NEXT:    movl $2, -16(%rbp)
+; CHECK-NEXT:    movl $3, -4(%rbp)
+; CHECK-NEXT:    movl $4, -12(%rbp)
+; CHECK-NEXT:    retq
+;
+; CHECK-LABEL: OUTLINED_FUNCTION_1:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    movl $1, -16(%rbp)
+; CHECK-NEXT:    movl $2, -12(%rbp)
+; CHECK-NEXT:    movl $3, -8(%rbp)
+; CHECK-NEXT:    movl $4, -4(%rbp)
+; CHECK-NEXT:    retq
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/Inputs/x86_generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,115 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
+; RUN: llc -enable-machine-outliner -mtriple=x86_64-unknown-linux < %s | FileCheck %s
+@x = global i32 0, align 4
+
+define i32 @check_boundaries() #0 {
+; CHECK-LABEL: check_boundaries:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    pushq %rbp
+; CHECK-NEXT:    .cfi_def_cfa_offset 16
+; CHECK-NEXT:    .cfi_offset %rbp, -16
+; CHECK-NEXT:    movq %rsp, %rbp
+; CHECK-NEXT:    .cfi_def_cfa_register %rbp
+; CHECK-NEXT:    subq $20, %rsp
+; CHECK-NEXT:    movl $0, -20(%rbp)
+; CHECK-NEXT:    movl $0, -8(%rbp)
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    testb %al, %al
+; CHECK-NEXT:    je .LBB0_1
+; CHECK-NEXT:  # %bb.2:
+; CHECK-NEXT:    movl $1, -4(%rbp)
+; CHECK-NEXT:    cmpl $0, -8(%rbp)
+; CHECK-NEXT:    je .LBB0_4
+; CHECK-NEXT:  .LBB0_5:
+; CHECK-NEXT:    movl $1, -4(%rbp)
+; CHECK-NEXT:    jmp .LBB0_6
+; CHECK-NEXT:  .LBB0_1:
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_0
+; CHECK-NEXT:    cmpl $0, -8(%rbp)
+; CHECK-NEXT:    jne .LBB0_5
+; CHECK-NEXT:  .LBB0_4:
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_0
+; CHECK-NEXT:  .LBB0_6:
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    addq $20, %rsp
+; CHECK-NEXT:    popq %rbp
+; CHECK-NEXT:    .cfi_def_cfa %rsp, 8
+; CHECK-NEXT:    retq
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* %2, align 4
+  %6 = load i32, i32* %2, align 4
+  %7 = icmp ne i32 %6, 0
+  br i1 %7, label %9, label %8
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %10
+
+  store i32 1, i32* %4, align 4
+  br label %10
+
+  %11 = load i32, i32* %2, align 4
+  %12 = icmp ne i32 %11, 0
+  br i1 %12, label %14, label %13
+
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  br label %15
+
+  store i32 1, i32* %4, align 4
+  br label %15
+
+  ret i32 0
+}
+
+define i32 @main() #0 {
+; CHECK-LABEL: main:
+; CHECK:       # %bb.0:
+; CHECK-NEXT:    pushq %rbp
+; CHECK-NEXT:    .cfi_def_cfa_offset 16
+; CHECK-NEXT:    .cfi_offset %rbp, -16
+; CHECK-NEXT:    movq %rsp, %rbp
+; CHECK-NEXT:    .cfi_def_cfa_register %rbp
+; CHECK-NEXT:    subq $20, %rsp
+; CHECK-NEXT:    movl $0, -20(%rbp)
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_1
+; CHECK-NEXT:    movl $1, {{.*}}(%rip)
+; CHECK-NEXT:    #APP
+; CHECK-NEXT:    #NO_APP
+; CHECK-NEXT:    callq OUTLINED_FUNCTION_1
+; CHECK-NEXT:    xorl %eax, %eax
+; CHECK-NEXT:    addq $20, %rsp
+; CHECK-NEXT:    popq %rbp
+; CHECK-NEXT:    .cfi_def_cfa %rsp, 8
+; CHECK-NEXT:    retq
+  %1 = alloca i32, align 4
+  %2 = alloca i32, align 4
+  %3 = alloca i32, align 4
+  %4 = alloca i32, align 4
+  %5 = alloca i32, align 4
+
+  store i32 0, i32* %1, align 4
+  store i32 0, i32* @x, align 4
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  store i32 1, i32* @x, align 4
+  call void asm sideeffect "", "~{memory},~{dirflag},~{fpsr},~{flags}"()
+  store i32 1, i32* %2, align 4
+  store i32 2, i32* %3, align 4
+  store i32 3, i32* %4, align 4
+  store i32 4, i32* %5, align 4
+  ret i32 0
+}
+
+attributes #0 = { noredzone nounwind ssp uwtable "frame-pointer"="all" }
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/aarch64_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/aarch64_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/aarch64_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: aarch64-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/aarch64_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/aarch64_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/aarch64_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/aarch64_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/aarch64_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/aarch64_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/amdgpu_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/amdgpu_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/amdgpu_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: amdgpu-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/amdgpu_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/amdgpu_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/amdgpu_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/amdgpu_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/amdgpu_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/amdgpu_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/arm_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/arm_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/arm_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: arm-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/arm_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/arm_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/arm_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/arm_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/arm_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/arm_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/hexagon_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/hexagon_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/hexagon_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: hexagon-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/hexagon_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/hexagon_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/hexagon_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/hexagon_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/hexagon_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/hexagon_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/lanai_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/lanai_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/lanai_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: lanai-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/lanai_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/lanai_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/lanai_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/lanai_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/lanai_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/lanai_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/mips_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/mips_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/mips_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: mips-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/mips_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/mips_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/mips_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/mips_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/mips_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/mips_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/msp430_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/msp430_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/msp430_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: msp430-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/msp430_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/msp430_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/msp430_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/msp430_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/msp430_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/msp430_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/ppc_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/ppc_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/ppc_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: powerpc-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/ppc_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/ppc_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/ppc_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/ppc_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/ppc_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/ppc_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/riscv_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/riscv_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/riscv_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: riscv-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/riscv_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/riscv_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/riscv_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/riscv_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/riscv_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/riscv_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/sparc_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/sparc_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/sparc_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: sparc-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/sparc_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/sparc_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/sparc_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/sparc_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/sparc_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/sparc_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/systemz_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/systemz_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/systemz_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: systemz-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/systemz_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/systemz_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/systemz_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/systemz_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/systemz_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/systemz_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/wasm_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/wasm_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/wasm_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: webassembly-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/wasm_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/wasm_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/wasm_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/wasm_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/wasm_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/wasm_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/x86_generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/x86_generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_llc_test_checks/x86_generated_funcs.test
@@ -0,0 +1,17 @@
+# REQUIRES: x86-registered-target
+
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/x86_generated_funcs.ll %t.ll && %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/x86_generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/x86_generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/x86_generated_funcs.ll %t.ll && %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/x86_generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_llc_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/x86_generated_funcs.ll.nogenerated.expected
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll
@@ -0,0 +1,34 @@
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.14.0"
+
+define void @foo(i32) {
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+define void @bar(i32) {
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+declare void @llvm.trap() noreturn cold
+declare void @_Z10sideeffectv()
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.generated.expected b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.generated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.generated.expected
@@ -0,0 +1,74 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --include-generated-funcs
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.14.0"
+
+define void @foo(i32) {
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+define void @bar(i32) {
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+declare void @llvm.trap() noreturn cold
+declare void @_Z10sideeffectv()
+; CHECK-LABEL: @foo(
+; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
+; CHECK:       codeRepl:
+; CHECK-NEXT:    call void @foo.cold.1() [[ATTR2:#.*]]
+; CHECK-NEXT:    ret void
+; CHECK:       exit:
+; CHECK-NEXT:    ret void
+;
+;
+; CHECK-LABEL: @bar(
+; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
+; CHECK:       codeRepl:
+; CHECK-NEXT:    call void @bar.cold.1() [[ATTR2]]
+; CHECK-NEXT:    ret void
+; CHECK:       exit:
+; CHECK-NEXT:    ret void
+;
+;
+; CHECK-LABEL: @foo.cold.1(
+; CHECK-NEXT:  newFuncRoot:
+; CHECK-NEXT:    br label [[SINK:%.*]]
+; CHECK:       sink:
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    call void @llvm.trap()
+; CHECK-NEXT:    unreachable
+;
+;
+; CHECK-LABEL: @bar.cold.1(
+; CHECK-NEXT:  newFuncRoot:
+; CHECK-NEXT:    br label [[SINK:%.*]]
+; CHECK:       sink:
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    call void @llvm.trap()
+; CHECK-NEXT:    unreachable
+;
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.nogenerated.expected b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.nogenerated.expected
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/Inputs/generated_funcs.ll.nogenerated.expected
@@ -0,0 +1,55 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -hotcoldsplit -hotcoldsplit-threshold=0 -S < %s | FileCheck %s
+target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-apple-macosx10.14.0"
+
+define void @foo(i32) {
+; CHECK-LABEL: @foo(
+; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
+; CHECK:       codeRepl:
+; CHECK-NEXT:    call void @foo.cold.1() [[ATTR2:#.*]]
+; CHECK-NEXT:    ret void
+; CHECK:       exit:
+; CHECK-NEXT:    ret void
+;
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+define void @bar(i32) {
+; CHECK-LABEL: @bar(
+; CHECK-NEXT:    [[TMP2:%.*]] = icmp eq i32 [[TMP0:%.*]], 0
+; CHECK-NEXT:    tail call void @_Z10sideeffectv()
+; CHECK-NEXT:    br i1 [[TMP2]], label [[CODEREPL:%.*]], label [[EXIT:%.*]]
+; CHECK:       codeRepl:
+; CHECK-NEXT:    call void @bar.cold.1() [[ATTR2]]
+; CHECK-NEXT:    ret void
+; CHECK:       exit:
+; CHECK-NEXT:    ret void
+;
+  %2 = icmp eq i32 %0, 0
+  tail call void @_Z10sideeffectv()
+  br i1 %2, label %sink, label %exit
+
+sink:
+  tail call void @_Z10sideeffectv()
+  call void @llvm.trap()
+  unreachable
+
+exit:
+  ret void
+}
+
+declare void @llvm.trap() noreturn cold
+declare void @_Z10sideeffectv()
diff --git a/llvm/test/tools/UpdateTestChecks/update_test_checks/generated_funcs.test b/llvm/test/tools/UpdateTestChecks/update_test_checks/generated_funcs.test
new file mode 100644
--- /dev/null
+++ b/llvm/test/tools/UpdateTestChecks/update_test_checks/generated_funcs.test
@@ -0,0 +1,15 @@
+## Check that generated functions are included.
+# RUN: cp -f %S/Inputs/generated_funcs.ll %t.ll && %update_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/generated_funcs.ll.generated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_test_checks --include-generated-funcs %t.ll
+# RUN: diff -u %t.ll %S/Inputs/generated_funcs.ll.generated.expected
+
+## Check that generated functions are not included.
+# RUN: cp -f %S/Inputs/generated_funcs.ll %t.ll && %update_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/generated_funcs.ll.nogenerated.expected
+
+## Check that running the script again does not change the result:
+# RUN: %update_test_checks %t.ll
+# RUN: diff -u %t.ll %S/Inputs/generated_funcs.ll.nogenerated.expected
diff --git a/llvm/utils/UpdateTestChecks/asm.py b/llvm/utils/UpdateTestChecks/asm.py
--- a/llvm/utils/UpdateTestChecks/asm.py
+++ b/llvm/utils/UpdateTestChecks/asm.py
@@ -15,7 +15,7 @@
 ##### Assembly parser
 
 ASM_FUNCTION_X86_RE = re.compile(
-    r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*@"?(?P=func)"?\n(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?'
+    r'^_?(?P<func>[^:]+):[ \t]*#+[ \t]*(@"?(?P=func)"?| -- Begin function (?P=func))\n(?:\s*\.?Lfunc_begin[^:\n]*:\n)?[^:]*?'
     r'(?P<body>^##?[ \t]+[^:]+:.*?)\s*'
     r'^\s*(?:[^:\n]+?:\s*\n\s*\.size|\.cfi_endproc|\.globl|\.comm|\.(?:sub)?section|#+ -- End function)',
     flags=(re.M | re.S))
@@ -28,7 +28,7 @@
         flags=(re.M | re.S))
 
 ASM_FUNCTION_AARCH64_RE = re.compile(
-     r'^_?(?P<func>[^:]+):[ \t]*\/\/[ \t]*@"?(?P=func)"?\n'
+     r'^_?(?P<func>[^:]+):[ \t]*\/\/[ \t]*@"?(?P=func)"?( (Function|Tail Call))?\n'
      r'(?:[ \t]+.cfi_startproc\n)?'  # drop optional cfi noise
      r'(?P<body>.*?)\n'
      # This list is incomplete
@@ -323,7 +323,8 @@
   print("Cannot find a triple. Assume 'x86'", file=sys.stderr)
   return 'x86'
 
-def build_function_body_dictionary_for_triple(args, raw_tool_output, triple, prefixes, func_dict):
+def build_function_body_dictionary_for_triple(args, raw_tool_output, triple,
+                                              prefixes, func_dict, func_order):
   target_handlers = {
       'i686': (scrub_asm_x86, ASM_FUNCTION_X86_RE),
       'x86': (scrub_asm_x86, ASM_FUNCTION_X86_RE),
@@ -366,7 +367,7 @@
   scrubber, function_re = handler
   common.build_function_body_dictionary(
           function_re, scrubber, [args], raw_tool_output, prefixes,
-          func_dict, args.verbose, False, False)
+          func_dict, func_order, args.verbose, False, False)
 
 ##### Generator of assembly CHECK lines
 
diff --git a/llvm/utils/UpdateTestChecks/common.py b/llvm/utils/UpdateTestChecks/common.py
--- a/llvm/utils/UpdateTestChecks/common.py
+++ b/llvm/utils/UpdateTestChecks/common.py
@@ -18,6 +18,8 @@
 _verbose = False
 
 def parse_commandline_args(parser):
+  parser.add_argument('--include-generated-funcs', action='store_true',
+                      help='Output checks for functions not in source')
   parser.add_argument('-v', '--verbose', action='store_true',
                       help='Show verbose output')
   parser.add_argument('-u', '--update-only', action='store_true',
@@ -62,19 +64,25 @@
     self.test_autogenerated_note = self.autogenerated_note_prefix + script_name
     self.test_autogenerated_note += get_autogennote_suffix(parser, self.args)
 
+  def ro_iterlines(self):
+    for line_num, input_line in enumerate(self.input_lines):
+      args, argv = check_for_command(input_line, self.parser,
+                                     self.args, self.argv, self.argparse_callback)
+      yield InputLineInfo(input_line, line_num, args, argv)
+
   def iterlines(self, output_lines):
     output_lines.append(self.test_autogenerated_note)
-    for line_num, input_line in enumerate(self.input_lines):
+    for line_info in self.ro_iterlines():
+      input_line = line_info.line
       # Discard any previous script advertising.
       if input_line.startswith(self.autogenerated_note_prefix):
         continue
-      self.args, self.argv = check_for_command(input_line, self.parser,
-                                               self.args, self.argv, self.argparse_callback)
+      self.args = line_info.args
+      self.argv = line_info.argv
       if not self.args.enabled:
         output_lines.append(input_line)
         continue
-      yield InputLineInfo(input_line, line_num, self.args, self.argv)
-
+      yield line_info
 
 def itertests(test_patterns, parser, script_name, comment_prefix=None, argparse_callback=None):
   for pattern in test_patterns:
@@ -250,7 +258,7 @@
   def __str__(self):
     return self.scrub
 
-def build_function_body_dictionary(function_re, scrubber, scrubber_args, raw_tool_output, prefixes, func_dict, verbose, record_args, check_attributes):
+def build_function_body_dictionary(function_re, scrubber, scrubber_args, raw_tool_output, prefixes, func_dict, func_order, verbose, record_args, check_attributes):
   for m in function_re.finditer(raw_tool_output):
     if not m:
       continue
@@ -292,6 +300,7 @@
               continue
 
       func_dict[prefix][func] = function_body(scrubbed_body, scrubbed_extra, args_and_sig, attrs)
+      func_order[prefix].append(func)
 
 ##### Generator of LLVM IR CHECK lines
 
@@ -594,3 +603,66 @@
         if argparse_callback is not None:
           argparse_callback(args)
     return args, argv
+
+def find_arg_in_test(test_info, get_arg_to_check, arg_string, is_global):
+  result = get_arg_to_check(test_info.args)
+  if not result and is_global:
+    # See if this has been specified via UTC_ARGS.  This is a "global" option
+    # that affects the entire generation of test checks.  If it exists anywhere
+    # in the test, apply it to everything.
+    saw_line = False
+    for line_info in test_info.ro_iterlines():
+      line = line_info.line
+      if not line.startswith(';') and line.strip() != '':
+        saw_line = True
+      result = get_arg_to_check(line_info.args)
+      if result:
+        if warn and saw_line:
+          # We saw the option after already reading some test input lines.
+          # Warn about it.
+          print('WARNING: Found {} in line following test start: '.format(arg_string)
+                + line, file=sys.stderr)
+          print('WARNING: Consider moving {} to top of file'.format(arg_string),
+                file=sys.stderr)
+        break
+  return result
+
+def dump_input_lines(output_lines, test_info, prefix_set, comment_string):
+  for input_line_info in test_info.iterlines(output_lines):
+    line = input_line_info.line
+    args = input_line_info.args
+    if line.strip() == comment_string:
+      continue
+    if line.lstrip().startswith(comment_string):
+      m = CHECK_RE.match(line)
+      if m and m.group(1) in prefix_set:
+        continue
+    output_lines.append(line.rstrip('\n'))
+
+def add_checks_at_end(output_lines, prefix_list, func_order,
+                      comment_string, check_generator):
+  added = set()
+  for prefixes, tool_args, *rest in prefix_list:
+    for prefix in prefixes:
+      for func in func_order[prefix]:
+        if added:
+          output_lines.append(comment_string)
+        added.add(func)
+
+        # The add_*_checks routines expect a run list whose items are
+        # tuples that have a list of prefixes as their first element and
+        # tool command args string as their second element.  They output
+        # checks for each prefix in the list of prefixes.  By doing so, it
+        # implicitly assumes that for each function every run line will
+        # generate something for that function.  That is not the case for
+        # generated functions as some run lines might not generate them
+        # (e.g. -fopenmp vs. no -fopenmp).
+        #
+        # Therefore, pass just the prefix we're interested in.  This has
+        # the effect of generating all of the checks for functions of a
+        # single prefix before moving on to the next prefix.  So checks
+        # are ordered by prefix instead of by function as in "normal"
+        # mode.
+        check_generator(output_lines,
+                        [([prefix], tool_args)],
+                        func)
diff --git a/llvm/utils/update_cc_test_checks.py b/llvm/utils/update_cc_test_checks.py
--- a/llvm/utils/update_cc_test_checks.py
+++ b/llvm/utils/update_cc_test_checks.py
@@ -176,7 +176,8 @@
   return args, parser
 
 
-def get_function_body(args, filename, clang_args, extra_commands, prefixes, triple_in_cmd, func_dict):
+def get_function_body(args, filename, clang_args, extra_commands, prefixes,
+                      triple_in_cmd, func_dict, func_order):
   # TODO Clean up duplication of asm/common build_function_body_dictionary
   # Invoke external tool and extract function bodies.
   raw_tool_output = common.invoke_tool(args.clang, clang_args, filename)
@@ -196,7 +197,8 @@
   if '-emit-llvm' in clang_args:
     common.build_function_body_dictionary(
             common.OPT_FUNCTION_RE, common.scrub_body, [],
-            raw_tool_output, prefixes, func_dict, args.verbose, args.function_signature, args.check_attributes)
+            raw_tool_output, prefixes, func_dict, func_order, args.verbose,
+            args.function_signature, args.check_attributes)
   else:
     print('The clang command line should include -emit-llvm as asm tests '
           'are discouraged in Clang testsuite.', file=sys.stderr)
@@ -247,15 +249,18 @@
 
     # Execute clang, generate LLVM IR, and extract functions.
     func_dict = {}
+    func_order = {}
     for p in run_list:
       prefixes = p[0]
       for prefix in prefixes:
         func_dict.update({prefix: dict()})
+        func_order.update({prefix: []})
     for prefixes, clang_args, extra_commands, triple_in_cmd in run_list:
       common.debug('Extracted clang cmd: clang {}'.format(clang_args))
       common.debug('Extracted FileCheck prefixes: {}'.format(prefixes))
 
-      get_function_body(ti.args, ti.path, clang_args, extra_commands, prefixes, triple_in_cmd, func_dict)
+      get_function_body(ti.args, ti.path, clang_args, extra_commands, prefixes,
+                        triple_in_cmd, func_dict, func_order)
 
       # Invoke clang -Xclang -ast-dump=json to get mapping from start lines to
       # mangled names. Forward all clang args for now.
@@ -265,41 +270,79 @@
     global_vars_seen_dict = {}
     prefix_set = set([prefix for p in run_list for prefix in p[0]])
     output_lines = []
-    for line_info in ti.iterlines(output_lines):
-      idx = line_info.line_number
-      line = line_info.line
-      args = line_info.args
-      include_line = True
-      m = common.CHECK_RE.match(line)
-      if m and m.group(1) in prefix_set:
-        continue  # Don't append the existing CHECK lines
-      if idx in line2spell_and_mangled_list:
-        added = set()
-        for spell, mangled in line2spell_and_mangled_list[idx]:
-          # One line may contain multiple function declarations.
-          # Skip if the mangled name has been added before.
-          # The line number may come from an included file,
-          # we simply require the spelling name to appear on the line
-          # to exclude functions from other files.
-          if mangled in added or spell not in line:
-            continue
-          if args.functions is None or any(re.search(regex, spell) for regex in args.functions):
-            last_line = output_lines[-1].strip()
-            while last_line == '//':
-              # Remove the comment line since we will generate a new  comment
-              # line as part of common.add_ir_checks()
-              output_lines.pop()
+
+    include_generated_funcs = common.find_arg_in_test(ti,
+                                                      lambda args: ti.args.include_generated_funcs,
+                                                      '--include-generated-funcs',
+                                                      True)
+
+    if include_generated_funcs:
+      # Generate the appropriate checks for each function.  We need to emit
+      # these in the order according to the generated output so that CHECK-LABEL
+      # works properly.  func_order provides that.
+
+      # It turns out that when clang generates functions (for example, with
+      # -fopenmp), it can sometimes cause functions to be re-ordered in the
+      # output, even functions that exist in the source file.  Therefore we
+      # can't insert check lines before each source function and instead have to
+      # put them at the end.  So the first thing to do is dump out the source
+      # lines.
+      common.dump_input_lines(output_lines, ti, prefix_set, '//')
+
+      # Now generate all the checks.
+      def check_generator(my_output_lines, prefixes, func):
+        if '-emit-llvm' in clang_args:
+          common.add_ir_checks(my_output_lines, '//',
+                               prefixes,
+                               func_dict, func, False,
+                               ti.args.function_signature,
+                               global_vars_seen_dict)
+        else:
+          asm.add_asm_checks(my_output_lines, '//',
+                             prefixes,
+                             func_dict, func)
+
+      common.add_checks_at_end(output_lines, run_list, func_order, '//',
+                               lambda my_output_lines, prefixes, func:
+                               check_generator(my_output_lines,
+                                               prefixes, func))
+    else:
+      # Normal mode.  Put checks before each source function.
+      for line_info in ti.iterlines(output_lines):
+        idx = line_info.line_number
+        line = line_info.line
+        args = line_info.args
+        include_line = True
+        m = common.CHECK_RE.match(line)
+        if m and m.group(1) in prefix_set:
+          continue  # Don't append the existing CHECK lines
+        if idx in line2spell_and_mangled_list:
+          added = set()
+          for spell, mangled in line2spell_and_mangled_list[idx]:
+            # One line may contain multiple function declarations.
+            # Skip if the mangled name has been added before.
+            # The line number may come from an included file,
+            # we simply require the spelling name to appear on the line
+            # to exclude functions from other files.
+            if mangled in added or spell not in line:
+              continue
+            if args.functions is None or any(re.search(regex, spell) for regex in args.functions):
               last_line = output_lines[-1].strip()
-            if added:
-              output_lines.append('//')
-            added.add(mangled)
-            common.add_ir_checks(output_lines, '//', run_list, func_dict, mangled,
-                                 False, args.function_signature, global_vars_seen_dict)
-            if line.rstrip('\n') == '//':
-              include_line = False
-
-      if include_line:
-        output_lines.append(line.rstrip('\n'))
+              while last_line == '//':
+                # Remove the comment line since we will generate a new  comment
+                # line as part of common.add_ir_checks()
+                output_lines.pop()
+                last_line = output_lines[-1].strip()
+              if added:
+                output_lines.append('//')
+              added.add(mangled)
+              common.add_ir_checks(output_lines, '//', run_list, func_dict, mangled,
+                                   False, args.function_signature, global_vars_seen_dict)
+              if line.rstrip('\n') == '//':
+                include_line = False
+
+        if include_line:
+          output_lines.append(line.rstrip('\n'))
 
     common.debug('Writing %d lines to %s...' % (len(output_lines), ti.path))
     with open(ti.path, 'wb') as f:
diff --git a/llvm/utils/update_llc_test_checks.py b/llvm/utils/update_llc_test_checks.py
--- a/llvm/utils/update_llc_test_checks.py
+++ b/llvm/utils/update_llc_test_checks.py
@@ -100,10 +100,12 @@
       check_indent = ''
 
     func_dict = {}
+    func_order = {}
     for p in run_list:
       prefixes = p[0]
       for prefix in prefixes:
         func_dict.update({prefix: dict()})
+        func_order.update({prefix: []})
     for prefixes, llc_args, triple_in_cmd, march_in_cmd in run_list:
       common.debug('Extracted LLC cmd:', llc_tool, llc_args)
       common.debug('Extracted FileCheck prefixes:', str(prefixes))
@@ -114,7 +116,7 @@
         triple = asm.get_triple_from_march(march_in_cmd)
 
       asm.build_function_body_dictionary_for_triple(ti.args, raw_tool_output,
-          triple, prefixes, func_dict)
+          triple, prefixes, func_dict, func_order)
 
     is_in_function = False
     is_in_function_start = False
@@ -122,43 +124,67 @@
     prefix_set = set([prefix for p in run_list for prefix in p[0]])
     common.debug('Rewriting FileCheck prefixes:', str(prefix_set))
     output_lines = []
-    for input_info in ti.iterlines(output_lines):
-      input_line = input_info.line
-      args = input_info.args
-      if is_in_function_start:
-        if input_line == '':
-          continue
-        if input_line.lstrip().startswith(';'):
-          m = common.CHECK_RE.match(input_line)
-          if not m or m.group(1) not in prefix_set:
+
+    include_generated_funcs = common.find_arg_in_test(ti,
+                                                      lambda args: ti.args.include_generated_funcs,
+                                                      '--include-generated-funcs',
+                                                      True)
+
+    if include_generated_funcs:
+      # Generate the appropriate checks for each function.  We need to emit
+      # these in the order according to the generated output so that CHECK-LABEL
+      # works properly.  func_order provides that.
+
+      # We can't predict where various passes might insert functions so we can't
+      # be sure the input function order is maintained.  Therefore, first spit
+      # out all the source lines.
+      common.dump_input_lines(output_lines, ti, prefix_set, ';')
+
+      # Now generate all the checks.
+      common.add_checks_at_end(output_lines, run_list, func_order,
+                               check_indent + ';',
+                               lambda my_output_lines, prefixes, func:
+                               asm.add_asm_checks(my_output_lines,
+                                                  check_indent + ';',
+                                                  prefixes, func_dict, func))
+    else:
+      for input_info in ti.iterlines(output_lines):
+        input_line = input_info.line
+        args = input_info.args
+        if is_in_function_start:
+          if input_line == '':
+            continue
+          if input_line.lstrip().startswith(';'):
+            m = common.CHECK_RE.match(input_line)
+            if not m or m.group(1) not in prefix_set:
+              output_lines.append(input_line)
+              continue
+
+          # Print out the various check lines here.
+          asm.add_asm_checks(output_lines, check_indent + ';', run_list, func_dict, func_name)
+          is_in_function_start = False
+
+        if is_in_function:
+          if common.should_add_line_to_output(input_line, prefix_set):
+            # This input line of the function body will go as-is into the output.
             output_lines.append(input_line)
+          else:
             continue
-
-        # Print out the various check lines here.
-        asm.add_asm_checks(output_lines, check_indent + ';', run_list, func_dict, func_name)
-        is_in_function_start = False
-
-      if is_in_function:
-        if common.should_add_line_to_output(input_line, prefix_set):
-          # This input line of the function body will go as-is into the output.
-          output_lines.append(input_line)
-        else:
+          if input_line.strip() == '}':
+            is_in_function = False
           continue
-        if input_line.strip() == '}':
-          is_in_function = False
-        continue
 
-      # If it's outside a function, it just gets copied to the output.
-      output_lines.append(input_line)
+        # If it's outside a function, it just gets copied to the output.
+        output_lines.append(input_line)
 
-      m = common.IR_FUNCTION_RE.match(input_line)
-      if not m:
-        continue
-      func_name = m.group(1)
-      if args.function is not None and func_name != args.function:
-        # When filtering on a specific function, skip all others.
-        continue
-      is_in_function = is_in_function_start = True
+        m = common.IR_FUNCTION_RE.match(input_line)
+        if not m:
+          continue
+        func_name = m.group(1)
+        if args.function is not None and func_name != args.function:
+          # When filtering on a specific function, skip all others.
+          continue
+        is_in_function = is_in_function_start = True
 
     common.debug('Writing %d lines to %s...' % (len(output_lines), ti.path))
 
diff --git a/llvm/utils/update_test_checks.py b/llvm/utils/update_test_checks.py
--- a/llvm/utils/update_test_checks.py
+++ b/llvm/utils/update_test_checks.py
@@ -103,9 +103,11 @@
 
     global_vars_seen_dict = {}
     func_dict = {}
+    func_order = {}
     for prefixes, _ in prefix_list:
       for prefix in prefixes:
         func_dict.update({prefix: dict()})
+        func_order.update({prefix: []})
     for prefixes, opt_args in prefix_list:
       common.debug('Extracted opt cmd: ' + opt_basename + ' ' + opt_args)
       common.debug('Extracted FileCheck prefixes: ' + str(prefixes))
@@ -113,7 +115,7 @@
       raw_tool_output = common.invoke_tool(ti.args.opt_binary, opt_args, ti.path)
       common.build_function_body_dictionary(
               common.OPT_FUNCTION_RE, common.scrub_body, [],
-              raw_tool_output, prefixes, func_dict, ti.args.verbose,
+              raw_tool_output, prefixes, func_dict, func_order, ti.args.verbose,
               ti.args.function_signature, ti.args.check_attributes)
 
     is_in_function = False
@@ -121,47 +123,73 @@
     prefix_set = set([prefix for prefixes, _ in prefix_list for prefix in prefixes])
     common.debug('Rewriting FileCheck prefixes:', str(prefix_set))
     output_lines = []
-    for input_line_info in ti.iterlines(output_lines):
-      input_line = input_line_info.line
-      args = input_line_info.args
-      if is_in_function_start:
-        if input_line == '':
-          continue
-        if input_line.lstrip().startswith(';'):
-          m = common.CHECK_RE.match(input_line)
-          if not m or m.group(1) not in prefix_set:
+
+    include_generated_funcs = common.find_arg_in_test(ti,
+                                                      lambda args: ti.args.include_generated_funcs,
+                                                      '--include-generated-funcs',
+                                                      True)
+
+    if include_generated_funcs:
+      # Generate the appropriate checks for each function.  We need to emit
+      # these in the order according to the generated output so that CHECK-LABEL
+      # works properly.  func_order provides that.
+
+      # We can't predict where various passes might insert functions so we can't
+      # be sure the input function order is maintained.  Therefore, first spit
+      # out all the source lines.
+      common.dump_input_lines(output_lines, ti, prefix_set, ';')
+
+      # Now generate all the checks.
+      common.add_checks_at_end(output_lines, prefix_list, func_order, ';',
+                               lambda my_output_lines, prefixes, func:
+                               common.add_ir_checks(my_output_lines, ';',
+                                                    prefixes,
+                                                    func_dict, func, False,
+                                                    ti.args.function_signature,
+                                                    global_vars_seen_dict))
+    else:
+      # "Normal" mode.
+      for input_line_info in ti.iterlines(output_lines):
+        input_line = input_line_info.line
+        args = input_line_info.args
+        if is_in_function_start:
+          if input_line == '':
+            continue
+          if input_line.lstrip().startswith(';'):
+            m = common.CHECK_RE.match(input_line)
+            if not m or m.group(1) not in prefix_set:
+              output_lines.append(input_line)
+              continue
+
+          # Print out the various check lines here.
+          common.add_ir_checks(output_lines, ';', prefix_list, func_dict,
+                               func_name, args.preserve_names, args.function_signature,
+                               global_vars_seen_dict)
+          is_in_function_start = False
+
+        if is_in_function:
+          if common.should_add_line_to_output(input_line, prefix_set):
+            # This input line of the function body will go as-is into the output.
+            # Except make leading whitespace uniform: 2 spaces.
+            input_line = common.SCRUB_LEADING_WHITESPACE_RE.sub(r'  ', input_line)
             output_lines.append(input_line)
+          else:
             continue
-
-        # Print out the various check lines here.
-        common.add_ir_checks(output_lines, ';', prefix_list, func_dict,
-                             func_name, args.preserve_names, args.function_signature,
-                             global_vars_seen_dict)
-        is_in_function_start = False
-
-      if is_in_function:
-        if common.should_add_line_to_output(input_line, prefix_set):
-          # This input line of the function body will go as-is into the output.
-          # Except make leading whitespace uniform: 2 spaces.
-          input_line = common.SCRUB_LEADING_WHITESPACE_RE.sub(r'  ', input_line)
-          output_lines.append(input_line)
-        else:
+          if input_line.strip() == '}':
+            is_in_function = False
           continue
-        if input_line.strip() == '}':
-          is_in_function = False
-        continue
 
-      # If it's outside a function, it just gets copied to the output.
-      output_lines.append(input_line)
+        # If it's outside a function, it just gets copied to the output.
+        output_lines.append(input_line)
 
-      m = common.IR_FUNCTION_RE.match(input_line)
-      if not m:
-        continue
-      func_name = m.group(1)
-      if args.function is not None and func_name != args.function:
-        # When filtering on a specific function, skip all others.
-        continue
-      is_in_function = is_in_function_start = True
+        m = common.IR_FUNCTION_RE.match(input_line)
+        if not m:
+          continue
+        func_name = m.group(1)
+        if args.function is not None and func_name != args.function:
+          # When filtering on a specific function, skip all others.
+          continue
+        is_in_function = is_in_function_start = True
 
     common.debug('Writing %d lines to %s...' % (len(output_lines), ti.path))