diff --git a/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function-variable.cpp b/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function-variable.cpp --- a/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function-variable.cpp +++ b/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function-variable.cpp @@ -1,50 +1,95 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 2 // RUN: %clang_cc1 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -// RUN: %clang_cc1 -fsanitize=alignment -fno-sanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-NORECOVER,CHECK-SANITIZE-UNREACHABLE -// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-RECOVER -// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-TRAP,CHECK-SANITIZE-UNREACHABLE +// RUN: %clang_cc1 -fsanitize=alignment -fno-sanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-NORECOVER +// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-RECOVER +// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-TRAP -// CHECK-SANITIZE-ANYRECOVER: @[[CHAR:.*]] = {{.*}} c"'char **'\00" } -// CHECK-SANITIZE-ANYRECOVER: @[[LINE_100_ALIGNMENT_ASSUMPTION:.*]] = {{.*}}, i32 100, i32 10 }, {{.*}} @[[CHAR]] } char **__attribute__((alloc_align(2))) +// CHECK-LABEL: define dso_local noundef ptr @_Z11passthroughPPcm +// CHECK-SAME: (ptr noundef [[X:%.*]], i64 noundef [[ALIGNMENT:%.*]]) #[[ATTR0:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i64, align 8 +// CHECK-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-NEXT: store i64 [[ALIGNMENT]], ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-NEXT: ret ptr [[TMP0]] +// passthrough(char **x, unsigned long alignment) { - // CHECK: define{{.*}} ptr @[[PASSTHROUGH:.*]](ptr noundef %[[X:.*]], i64 noundef %[[ALIGNMENT:.*]]) - // CHECK-NEXT: entry: - // CHECK-NEXT: %[[X_ADDR:.*]] = alloca ptr, align 8 - // CHECK-NEXT: %[[ALIGNMENT_ADDR:.*]] = alloca i64, align 8 - // CHECK-NEXT: store ptr %[[X]], ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: store i64 %[[ALIGNMENT]], ptr %[[ALIGNMENT_ADDR]], align 8 - // CHECK-NEXT: %[[X_RELOADED:.*]] = load ptr, ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: ret ptr %[[X_RELOADED]] - // CHECK-NEXT: } return x; } +// CHECK-SANITIZE-NORECOVER-LABEL: define dso_local noundef ptr @_Z6callerPPcm +// CHECK-SANITIZE-NORECOVER-SAME: (ptr noundef [[X:%.*]], i64 noundef [[ALIGNMENT:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-NORECOVER-NEXT: entry: +// CHECK-SANITIZE-NORECOVER-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i64, align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: store i64 [[ALIGNMENT]], ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP1:%.*]] = load i64, ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef [[TMP1]]) +// CHECK-SANITIZE-NORECOVER-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP2:%.*]] = sub i64 [[TMP1]], 1 +// CHECK-SANITIZE-NORECOVER-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], [[TMP2]] +// CHECK-SANITIZE-NORECOVER-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP3:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-NORECOVER-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[HANDLER_ALIGNMENT_ASSUMPTION:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-NORECOVER: handler.alignment_assumption: +// CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_alignment_assumption_abort(ptr @[[GLOB1:[0-9]+]], i64 [[TMP3]], i64 [[TMP1]], i64 0) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-NORECOVER-NEXT: unreachable, !nosanitize !2 +// CHECK-SANITIZE-NORECOVER: cont: +// CHECK-SANITIZE-NORECOVER-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 [[TMP1]]) ] +// CHECK-SANITIZE-NORECOVER-NEXT: ret ptr [[CALL]] +// +// CHECK-SANITIZE-RECOVER-LABEL: define dso_local noundef ptr @_Z6callerPPcm +// CHECK-SANITIZE-RECOVER-SAME: (ptr noundef [[X:%.*]], i64 noundef [[ALIGNMENT:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-RECOVER-NEXT: entry: +// CHECK-SANITIZE-RECOVER-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i64, align 8 +// CHECK-SANITIZE-RECOVER-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: store i64 [[ALIGNMENT]], ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP1:%.*]] = load i64, ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef [[TMP1]]) +// CHECK-SANITIZE-RECOVER-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP2:%.*]] = sub i64 [[TMP1]], 1 +// CHECK-SANITIZE-RECOVER-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], [[TMP2]] +// CHECK-SANITIZE-RECOVER-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP3:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-RECOVER-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[HANDLER_ALIGNMENT_ASSUMPTION:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER: handler.alignment_assumption: +// CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_alignment_assumption(ptr @[[GLOB1:[0-9]+]], i64 [[TMP3]], i64 [[TMP1]], i64 0) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER-NEXT: br label [[CONT]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER: cont: +// CHECK-SANITIZE-RECOVER-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 [[TMP1]]) ] +// CHECK-SANITIZE-RECOVER-NEXT: ret ptr [[CALL]] +// +// CHECK-SANITIZE-TRAP-LABEL: define dso_local noundef ptr @_Z6callerPPcm +// CHECK-SANITIZE-TRAP-SAME: (ptr noundef [[X:%.*]], i64 noundef [[ALIGNMENT:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-TRAP-NEXT: entry: +// CHECK-SANITIZE-TRAP-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i64, align 8 +// CHECK-SANITIZE-TRAP-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: store i64 [[ALIGNMENT]], ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP1:%.*]] = load i64, ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef [[TMP1]]) +// CHECK-SANITIZE-TRAP-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP2:%.*]] = sub i64 [[TMP1]], 1 +// CHECK-SANITIZE-TRAP-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], [[TMP2]] +// CHECK-SANITIZE-TRAP-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP3:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-TRAP-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[TRAP:%.*]], !nosanitize !2 +// CHECK-SANITIZE-TRAP: trap: +// CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 23) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-TRAP-NEXT: unreachable, !nosanitize !2 +// CHECK-SANITIZE-TRAP: cont: +// CHECK-SANITIZE-TRAP-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 [[TMP1]]) ] +// CHECK-SANITIZE-TRAP-NEXT: ret ptr [[CALL]] +// char **caller(char **x, unsigned long alignment) { - // CHECK: define{{.*}} ptr @{{.*}}(ptr noundef %[[X:.*]], i64 noundef %[[ALIGNMENT:.*]]) - // CHECK-NEXT: entry: - // CHECK-NEXT: %[[X_ADDR:.*]] = alloca ptr, align 8 - // CHECK-NEXT: %[[ALIGNMENT_ADDR:.*]] = alloca i64, align 8 - // CHECK-NEXT: store ptr %[[X]], ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: store i64 %[[ALIGNMENT]], ptr %[[ALIGNMENT_ADDR]], align 8 - // CHECK-NEXT: %[[X_RELOADED:.*]] = load ptr, ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: %[[ALIGNMENT_RELOADED:.*]] = load i64, ptr %[[ALIGNMENT_ADDR]], align 8 - // CHECK-NEXT: %[[X_RETURNED:.*]] = call noundef ptr @[[PASSTHROUGH]](ptr noundef %[[X_RELOADED]], i64 noundef %[[ALIGNMENT_RELOADED]]) - // CHECK-SANITIZE-NEXT: %[[PTRINT:.*]] = ptrtoint ptr %[[X_RETURNED]] to i64 - // CHECK-SANITIZE-NEXT: %[[MASK:.*]] = sub i64 %[[ALIGNMENT_RELOADED]], 1 - // CHECK-SANITIZE-NEXT: %[[MASKEDPTR:.*]] = and i64 %[[PTRINT]], %[[MASK]] - // CHECK-SANITIZE-NEXT: %[[MASKCOND:.*]] = icmp eq i64 %[[MASKEDPTR]], 0 - // CHECK-SANITIZE-NEXT: %[[PTRINT_DUP:.*]] = ptrtoint ptr %[[X_RETURNED]] to i64, !nosanitize - // CHECK-SANITIZE-NEXT: br i1 %[[MASKCOND]], label %[[CONT:.*]], label %[[HANDLER_ALIGNMENT_ASSUMPTION:[^,]+]],{{.*}} !nosanitize - // CHECK-SANITIZE: [[HANDLER_ALIGNMENT_ASSUMPTION]]: - // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_alignment_assumption_abort(ptr @[[LINE_100_ALIGNMENT_ASSUMPTION]], i64 %[[PTRINT_DUP]], i64 %[[ALIGNMENT_RELOADED]], i64 0){{.*}}, !nosanitize - // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_alignment_assumption(ptr @[[LINE_100_ALIGNMENT_ASSUMPTION]], i64 %[[PTRINT_DUP]], i64 %[[ALIGNMENT_RELOADED]], i64 0){{.*}}, !nosanitize - // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 23){{.*}}, !nosanitize - // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize - // CHECK-SANITIZE: [[CONT]]: - // CHECK-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr %[[X_RETURNED]], i64 %1) ] - // CHECK-NEXT: ret ptr %[[X_RETURNED]] - // CHECK-NEXT: } #line 100 return passthrough(x, alignment); } diff --git a/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function.cpp b/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function.cpp --- a/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function.cpp +++ b/clang/test/CodeGen/catch-alignment-assumption-attribute-alloc_align-on-function.cpp @@ -1,47 +1,92 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py UTC_ARGS: --version 2 // RUN: %clang_cc1 -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefixes=CHECK,CHECK-NOSANITIZE -// RUN: %clang_cc1 -fsanitize=alignment -fno-sanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-NORECOVER,CHECK-SANITIZE-UNREACHABLE -// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-ANYRECOVER,CHECK-SANITIZE-RECOVER -// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE,CHECK-SANITIZE-TRAP,CHECK-SANITIZE-UNREACHABLE +// RUN: %clang_cc1 -fsanitize=alignment -fno-sanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-NORECOVER +// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-recover=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-RECOVER +// RUN: %clang_cc1 -fsanitize=alignment -fsanitize-trap=alignment -emit-llvm %s -o - -triple x86_64-linux-gnu | FileCheck %s -implicit-check-not="call void @__ubsan_handle_alignment_assumption" --check-prefixes=CHECK,CHECK-SANITIZE-TRAP -// CHECK-SANITIZE-ANYRECOVER: @[[CHAR:.*]] = {{.*}} c"'char **'\00" } -// CHECK-SANITIZE-ANYRECOVER: @[[LINE_100_ALIGNMENT_ASSUMPTION:.*]] = {{.*}}, i32 100, i32 10 }, {{.*}} @[[CHAR]] } char **__attribute__((alloc_align(2))) +// CHECK-LABEL: define dso_local noundef ptr @_Z11passthroughPPcm +// CHECK-SAME: (ptr noundef [[X:%.*]], i64 noundef [[ALIGNMENT:%.*]]) #[[ATTR0:[0-9]+]] { +// CHECK-NEXT: entry: +// CHECK-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-NEXT: [[ALIGNMENT_ADDR:%.*]] = alloca i64, align 8 +// CHECK-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-NEXT: store i64 [[ALIGNMENT]], ptr [[ALIGNMENT_ADDR]], align 8 +// CHECK-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-NEXT: ret ptr [[TMP0]] +// passthrough(char **x, unsigned long alignment) { - // CHECK: define{{.*}} ptr @[[PASSTHROUGH:.*]](ptr noundef %[[X:.*]], i64 noundef %[[ALIGNMENT:.*]]) - // CHECK-NEXT: entry: - // CHECK-NEXT: %[[X_ADDR:.*]] = alloca ptr, align 8 - // CHECK-NEXT: %[[ALIGNMENT_ADDR:.*]] = alloca i64, align 8 - // CHECK-NEXT: store ptr %[[X]], ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: store i64 %[[ALIGNMENT]], ptr %[[ALIGNMENT_ADDR]], align 8 - // CHECK-NEXT: %[[X_RELOADED:.*]] = load ptr, ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: ret ptr %[[X_RELOADED]] - // CHECK-NEXT: } return x; } +// CHECK-NOSANITIZE-LABEL: define dso_local noundef ptr @_Z6callerPPc +// CHECK-NOSANITIZE-SAME: (ptr noundef [[X:%.*]]) #[[ATTR0]] { +// CHECK-NOSANITIZE-NEXT: entry: +// CHECK-NOSANITIZE-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-NOSANITIZE-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-NOSANITIZE-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-NOSANITIZE-NEXT: [[CALL:%.*]] = call noundef align 128 ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef 128) +// CHECK-NOSANITIZE-NEXT: ret ptr [[CALL]] +// +// CHECK-SANITIZE-NORECOVER-LABEL: define dso_local noundef ptr @_Z6callerPPc +// CHECK-SANITIZE-NORECOVER-SAME: (ptr noundef [[X:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-NORECOVER-NEXT: entry: +// CHECK-SANITIZE-NORECOVER-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-NORECOVER-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef 128) +// CHECK-SANITIZE-NORECOVER-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-NORECOVER-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], 127 +// CHECK-SANITIZE-NORECOVER-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-NORECOVER-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-NORECOVER-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[HANDLER_ALIGNMENT_ASSUMPTION:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-NORECOVER: handler.alignment_assumption: +// CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_alignment_assumption_abort(ptr @[[GLOB1:[0-9]+]], i64 [[TMP1]], i64 128, i64 0) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-NORECOVER-NEXT: unreachable, !nosanitize !2 +// CHECK-SANITIZE-NORECOVER: cont: +// CHECK-SANITIZE-NORECOVER-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 128) ] +// CHECK-SANITIZE-NORECOVER-NEXT: ret ptr [[CALL]] +// +// CHECK-SANITIZE-RECOVER-LABEL: define dso_local noundef ptr @_Z6callerPPc +// CHECK-SANITIZE-RECOVER-SAME: (ptr noundef [[X:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-RECOVER-NEXT: entry: +// CHECK-SANITIZE-RECOVER-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-RECOVER-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-RECOVER-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef 128) +// CHECK-SANITIZE-RECOVER-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-RECOVER-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], 127 +// CHECK-SANITIZE-RECOVER-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-RECOVER-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-RECOVER-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[HANDLER_ALIGNMENT_ASSUMPTION:%.*]], !prof [[PROF3:![0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER: handler.alignment_assumption: +// CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_alignment_assumption(ptr @[[GLOB1:[0-9]+]], i64 [[TMP1]], i64 128, i64 0) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER-NEXT: br label [[CONT]], !nosanitize !2 +// CHECK-SANITIZE-RECOVER: cont: +// CHECK-SANITIZE-RECOVER-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 128) ] +// CHECK-SANITIZE-RECOVER-NEXT: ret ptr [[CALL]] +// +// CHECK-SANITIZE-TRAP-LABEL: define dso_local noundef ptr @_Z6callerPPc +// CHECK-SANITIZE-TRAP-SAME: (ptr noundef [[X:%.*]]) #[[ATTR0]] { +// CHECK-SANITIZE-TRAP-NEXT: entry: +// CHECK-SANITIZE-TRAP-NEXT: [[X_ADDR:%.*]] = alloca ptr, align 8 +// CHECK-SANITIZE-TRAP-NEXT: store ptr [[X]], ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP0:%.*]] = load ptr, ptr [[X_ADDR]], align 8 +// CHECK-SANITIZE-TRAP-NEXT: [[CALL:%.*]] = call noundef ptr @_Z11passthroughPPcm(ptr noundef [[TMP0]], i64 noundef 128) +// CHECK-SANITIZE-TRAP-NEXT: [[PTRINT:%.*]] = ptrtoint ptr [[CALL]] to i64 +// CHECK-SANITIZE-TRAP-NEXT: [[MASKEDPTR:%.*]] = and i64 [[PTRINT]], 127 +// CHECK-SANITIZE-TRAP-NEXT: [[MASKCOND:%.*]] = icmp eq i64 [[MASKEDPTR]], 0 +// CHECK-SANITIZE-TRAP-NEXT: [[TMP1:%.*]] = ptrtoint ptr [[CALL]] to i64, !nosanitize !2 +// CHECK-SANITIZE-TRAP-NEXT: br i1 [[MASKCOND]], label [[CONT:%.*]], label [[TRAP:%.*]], !nosanitize !2 +// CHECK-SANITIZE-TRAP: trap: +// CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 23) #[[ATTR3:[0-9]+]], !nosanitize !2 +// CHECK-SANITIZE-TRAP-NEXT: unreachable, !nosanitize !2 +// CHECK-SANITIZE-TRAP: cont: +// CHECK-SANITIZE-TRAP-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr [[CALL]], i64 128) ] +// CHECK-SANITIZE-TRAP-NEXT: ret ptr [[CALL]] +// char **caller(char **x) { - // CHECK: define{{.*}} ptr @{{.*}}(ptr noundef %[[X:.*]]) - // CHECK-NEXT: entry: - // CHECK-NEXT: %[[X_ADDR:.*]] = alloca ptr, align 8 - // CHECK-NEXT: store ptr %[[X]], ptr %[[X_ADDR]], align 8 - // CHECK-NEXT: %[[X_RELOADED:.*]] = load ptr, ptr %[[X_ADDR]], align 8 - // CHECK-NOSANITIZE-NEXT: %[[X_RETURNED:.*]] = call noundef align 128 ptr @[[PASSTHROUGH]](ptr noundef %[[X_RELOADED]], i64 noundef 128) - // CHECK-SANITIZE-NEXT: %[[X_RETURNED:.*]] = call noundef ptr @[[PASSTHROUGH]](ptr noundef %[[X_RELOADED]], i64 noundef 128) - // CHECK-SANITIZE-NEXT: %[[PTRINT:.*]] = ptrtoint ptr %[[X_RETURNED]] to i64 - // CHECK-SANITIZE-NEXT: %[[MASKEDPTR:.*]] = and i64 %[[PTRINT]], 127 - // CHECK-SANITIZE-NEXT: %[[MASKCOND:.*]] = icmp eq i64 %[[MASKEDPTR]], 0 - // CHECK-SANITIZE-NEXT: %[[PTRINT_DUP:.*]] = ptrtoint ptr %[[X_RETURNED]] to i64, !nosanitize - // CHECK-SANITIZE-NEXT: br i1 %[[MASKCOND]], label %[[CONT:.*]], label %[[HANDLER_ALIGNMENT_ASSUMPTION:[^,]+]],{{.*}} !nosanitize - // CHECK-SANITIZE: [[HANDLER_ALIGNMENT_ASSUMPTION]]: - // CHECK-SANITIZE-NORECOVER-NEXT: call void @__ubsan_handle_alignment_assumption_abort(ptr @[[LINE_100_ALIGNMENT_ASSUMPTION]], i64 %[[PTRINT_DUP]], i64 128, i64 0){{.*}}, !nosanitize - // CHECK-SANITIZE-RECOVER-NEXT: call void @__ubsan_handle_alignment_assumption(ptr @[[LINE_100_ALIGNMENT_ASSUMPTION]], i64 %[[PTRINT_DUP]], i64 128, i64 0){{.*}}, !nosanitize - // CHECK-SANITIZE-TRAP-NEXT: call void @llvm.ubsantrap(i8 23){{.*}}, !nosanitize - // CHECK-SANITIZE-UNREACHABLE-NEXT: unreachable, !nosanitize - // CHECK-SANITIZE: [[CONT]]: - // CHECK-SANITIZE-NEXT: call void @llvm.assume(i1 true) [ "align"(ptr %[[X_RETURNED]], i64 128) ] - // CHECK-NEXT: ret ptr %[[X_RETURNED]] - // CHECK-NEXT: } #line 100 return passthrough(x, 128); }