Index: llvm/lib/Target/AMDGPU/AMDGPUPrintfRuntimeBinding.cpp
===================================================================
--- llvm/lib/Target/AMDGPU/AMDGPUPrintfRuntimeBinding.cpp
+++ llvm/lib/Target/AMDGPU/AMDGPUPrintfRuntimeBinding.cpp
@@ -186,31 +186,17 @@
         Op = Op_simplified;
     }
 
-    Value *Stripped = Op->stripPointerCasts();
-    if (isa<UndefValue>(Stripped) || isa<ConstantPointerNull>(Stripped))
-      continue;
-
-    GlobalVariable *GVar = dyn_cast<GlobalVariable>(Stripped);
-    if (!GVar || !GVar->hasDefinitiveInitializer() || !GVar->isConstant()) {
-      diagnoseInvalidFormatString(CI);
-      continue;
-    }
-
-    auto *Init = GVar->getInitializer();
-    if (isa<UndefValue>(Init) || isa<ConstantAggregateZero>(Init))
-      continue;
-
-    auto *CA = dyn_cast<ConstantDataArray>(Init);
-    if (!CA || !CA->isString()) {
-      diagnoseInvalidFormatString(CI);
+    StringRef FormatStr;
+    if (!getConstantStringInfo(Op, FormatStr)) {
+      Value *Stripped = Op->stripPointerCasts();
+      if (!isa<UndefValue>(Stripped) && !isa<ConstantPointerNull>(Stripped))
+        diagnoseInvalidFormatString(CI);
       continue;
     }
 
-    StringRef Str(CA->getAsCString());
-
     // We need this call to ascertain that we are printing a string or a
     // pointer. It takes out the specifiers and fills up the first arg.
-    getConversionSpecifiers(OpConvSpecifiers, Str, NumOps - 1);
+    getConversionSpecifiers(OpConvSpecifiers, FormatStr, NumOps - 1);
 
     // Add metadata for the string
     std::string AStreamHolder;
@@ -272,9 +258,9 @@
       Sizes << ArgSize << ':';
       Sum += ArgSize;
     }
-    LLVM_DEBUG(dbgs() << "Printf format string in source = " << Str.str()
+    LLVM_DEBUG(dbgs() << "Printf format string in source = " << FormatStr
                       << '\n');
-    for (char C : Str) {
+    for (char C : FormatStr) {
       // Rest of the C escape sequences (e.g. \') are handled correctly
       // by the MDParser
       switch (C) {
Index: llvm/test/CodeGen/AMDGPU/opencl-printf.ll
===================================================================
--- llvm/test/CodeGen/AMDGPU/opencl-printf.ll
+++ llvm/test/CodeGen/AMDGPU/opencl-printf.ll
@@ -4,6 +4,11 @@
 ; RUN: opt -mtriple=amdgcn--amdhsa -passes=amdgpu-printf-runtime-binding -mcpu=fiji -S < %s | FileCheck --check-prefix=GCN %s
 
 @.str = private unnamed_addr addrspace(4) constant [6 x i8] c"%s:%d\00", align 1
+
+@format.str.no.null.terminator = private unnamed_addr addrspace(4) constant [10 x i8] c"abcdefg %d", align 1
+@indexed.format.str = private unnamed_addr addrspace(4) constant [11 x i8] c"abcdefg %d\00", align 1
+
+
 @printed.str.size0 = private addrspace(4) constant [0 x i8] zeroinitializer, align 1
 @printed.str.1ai8.zero = private addrspace(4) constant [1 x i8] zeroinitializer, align 1
 @printed.str.1ai8.undef = private addrspace(4) constant [1 x i8] undef, align 1
@@ -517,6 +522,90 @@
   ret void
 }
 
+define amdgpu_kernel void @test_format_str_no_null_terminator(i32 %n) {
+; R600-LABEL: @test_format_str_no_null_terminator(
+; R600-NEXT:  entry:
+; R600-NEXT:    [[CALL1:%.*]] = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) @format.str.no.null.terminator, i32 [[N:%.*]])
+; R600-NEXT:    ret void
+;
+; GCN-LABEL: @test_format_str_no_null_terminator(
+; GCN-NEXT:  entry:
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 8)
+; GCN-NEXT:    br label [[ENTRY_SPLIT:%.*]]
+; GCN:       entry.split:
+; GCN-NEXT:    [[TMP0:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP0]], label [[TMP1:%.*]], label [[TMP2:%.*]]
+; GCN:       1:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 12, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    store i32 [[N:%.*]], ptr addrspace(1) [[PRINTBUFFGEP]], align 4
+; GCN-NEXT:    br label [[TMP2]]
+; GCN:       2:
+; GCN-NEXT:    ret void
+;
+entry:
+  %call1 = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) @format.str.no.null.terminator, i32 %n)
+  ret void
+}
+
+
+define amdgpu_kernel void @test_indexed_format_str(i32 %n) {
+; R600-LABEL: @test_indexed_format_str(
+; R600-NEXT:  entry:
+; R600-NEXT:    [[CALL1:%.*]] = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) getelementptr inbounds ([11 x i8], ptr addrspace(4) @indexed.format.str, i64 0, i32 7), i32 [[N:%.*]])
+; R600-NEXT:    ret void
+;
+; GCN-LABEL: @test_indexed_format_str(
+; GCN-NEXT:  entry:
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 8)
+; GCN-NEXT:    br label [[ENTRY_SPLIT:%.*]]
+; GCN:       entry.split:
+; GCN-NEXT:    [[TMP0:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP0]], label [[TMP1:%.*]], label [[TMP2:%.*]]
+; GCN:       1:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 13, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    store i32 [[N:%.*]], ptr addrspace(1) [[PRINTBUFFGEP]], align 4
+; GCN-NEXT:    br label [[TMP2]]
+; GCN:       2:
+; GCN-NEXT:    ret void
+;
+entry:
+  %call1 = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) getelementptr ([11 x i8], ptr addrspace(4) @indexed.format.str, i64 0, i32 7), i32 %n)
+  ret void
+}
+
+define amdgpu_kernel void @test_indexed_format_str_oob(i32 %n) {
+; R600-LABEL: @test_indexed_format_str_oob(
+; R600-NEXT:  entry:
+; R600-NEXT:    [[CALL1:%.*]] = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) getelementptr inbounds ([11 x i8], ptr addrspace(4) @indexed.format.str, i64 1, i64 0), i32 [[N:%.*]])
+; R600-NEXT:    ret void
+;
+; GCN-LABEL: @test_indexed_format_str_oob(
+; GCN-NEXT:  entry:
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 4)
+; GCN-NEXT:    br label [[ENTRY_SPLIT:%.*]]
+; GCN:       entry.split:
+; GCN-NEXT:    [[TMP0:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP0]], label [[TMP1:%.*]], label [[TMP2:%.*]]
+; GCN:       1:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 14, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    br label [[TMP2]]
+; GCN:       2:
+; GCN-NEXT:    ret void
+;
+entry:
+  %call1 = call i32 (ptr addrspace(4), ...) @printf(ptr addrspace(4) getelementptr ([11 x i8], ptr addrspace(4) @indexed.format.str, i64 0, i64 11), i32 %n)
+  ret void
+}
+
 define amdgpu_kernel void @string_pointee_type(i32 %n) {
 ; R600-LABEL: @string_pointee_type(
 ; R600-NEXT:    [[STR:%.*]] = alloca [9 x i8], align 1, addrspace(5)
@@ -533,7 +622,7 @@
 ; GCN:       2:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 12, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 15, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -561,7 +650,7 @@
 ; GCN:       2:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 13, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 16, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -588,7 +677,7 @@
 ; GCN:       2:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 14, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 17, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -615,7 +704,7 @@
 ; GCN:       2:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 15, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 18, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 [[STR:%.*]], ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -651,7 +740,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 16, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 19, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -722,6 +811,18 @@
 ;
 ; GCN-LABEL: @undef_initializer_gv(
 ; GCN-NEXT:    [[STR:%.*]] = alloca [9 x i8], align 1, addrspace(5)
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 4)
+; GCN-NEXT:    br label [[DOTSPLIT:%.*]]
+; GCN:       .split:
+; GCN-NEXT:    [[TMP1:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP3:%.*]]
+; GCN:       2:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 20, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    br label [[TMP3]]
+; GCN:       3:
 ; GCN-NEXT:    ret void
 ;
   %str = alloca [9 x i8], align 1, addrspace(5)
@@ -739,6 +840,18 @@
 ;
 ; GCN-LABEL: @poison_initializer_gv(
 ; GCN-NEXT:    [[STR:%.*]] = alloca [9 x i8], align 1, addrspace(5)
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 4)
+; GCN-NEXT:    br label [[DOTSPLIT:%.*]]
+; GCN:       .split:
+; GCN-NEXT:    [[TMP1:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP3:%.*]]
+; GCN:       2:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 21, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    br label [[TMP3]]
+; GCN:       3:
 ; GCN-NEXT:    ret void
 ;
   %str = alloca [9 x i8], align 1, addrspace(5)
@@ -756,6 +869,18 @@
 ;
 ; GCN-LABEL: @zero_initializer_gv(
 ; GCN-NEXT:    [[STR:%.*]] = alloca [9 x i8], align 1, addrspace(5)
+; GCN-NEXT:    [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 4)
+; GCN-NEXT:    br label [[DOTSPLIT:%.*]]
+; GCN:       .split:
+; GCN-NEXT:    [[TMP1:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
+; GCN-NEXT:    br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP3:%.*]]
+; GCN:       2:
+; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
+; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
+; GCN-NEXT:    store i32 22, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
+; GCN-NEXT:    br label [[TMP3]]
+; GCN:       3:
 ; GCN-NEXT:    ret void
 ;
   %str = alloca [9 x i8], align 1, addrspace(5)
@@ -779,7 +904,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 17, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 23, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -809,7 +934,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 18, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 24, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -839,7 +964,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 19, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 25, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -869,7 +994,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 20, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 26, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -899,7 +1024,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 21, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 27, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 27, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -929,7 +1054,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 22, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 28, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 7195, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -959,7 +1084,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 23, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 29, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -989,7 +1114,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 24, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 30, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 6513249, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1019,7 +1144,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 25, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 31, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684234849, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1051,7 +1176,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 26, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 32, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684234849, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1083,7 +1208,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 27, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 33, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684234849, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1115,7 +1240,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 28, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 34, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684234849, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1147,7 +1272,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 29, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 35, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1953722977, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1179,7 +1304,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 30, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 36, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684104548, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1213,7 +1338,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 31, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 37, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 909194801, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1249,7 +1374,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 32, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 38, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 925972273, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1287,7 +1412,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 33, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 39, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1684234849, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1325,7 +1450,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 34, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 40, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1953722977, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1369,7 +1494,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 35, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 41, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1399,7 +1524,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 36, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 42, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1429,7 +1554,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 37, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 43, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 67305985, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1461,7 +1586,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 38, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 44, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 16843009, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1497,7 +1622,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 39, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 45, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 66, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1527,7 +1652,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 40, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 46, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1557,7 +1682,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 41, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 47, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1587,7 +1712,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 42, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 48, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1617,7 +1742,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 43, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 49, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 4144959, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1647,7 +1772,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 44, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 50, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1677,7 +1802,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 45, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 51, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1707,7 +1832,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 46, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 52, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1737,7 +1862,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 47, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 53, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1767,7 +1892,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 48, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 54, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 1936875892, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4
@@ -1805,7 +1930,7 @@
 ; GCN:       1:
 ; GCN-NEXT:    [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
 ; GCN-NEXT:    [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
-; GCN-NEXT:    store i32 49, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
+; GCN-NEXT:    store i32 55, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
 ; GCN-NEXT:    [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
 ; GCN-NEXT:    store i32 -256, ptr addrspace(1) [[PRINTBUFFGEP]], align 4
 ; GCN-NEXT:    [[PRINTBUFFNEXTPTR:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTBUFFGEP]], i32 4