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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AMDGPU/opencl-printf-pipeline.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

31 lines
1.4 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
; RUN: opt -mtriple=amdgcn--amdhsa -passes=amdgpu-printf-runtime-binding -S < %s | FileCheck %s
; RUN: opt -mtriple=amdgcn--amdhsa -O0 -S < %s | FileCheck %s
; Check that the call to printf is removed when AMDGPUPrintfRuntimeBindingPass is executed
; And that this pass is executed in the -O0 and -OX pipelines
@.str = private unnamed_addr addrspace(4) constant [7 x i8] c"hello\0A\00", align 1
define void @foo() {
; CHECK-LABEL: define void @foo() {
; CHECK-NEXT: [[PRINTF_ALLOC_FN:%.*]] = call ptr addrspace(1) @__printf_alloc(i32 4)
; CHECK-NEXT: br label [[DOTSPLIT:%.*]]
; CHECK: .split:
; CHECK-NEXT: [[TMP1:%.*]] = icmp ne ptr addrspace(1) [[PRINTF_ALLOC_FN]], null
; CHECK-NEXT: br i1 [[TMP1]], label [[TMP2:%.*]], label [[TMP3:%.*]]
; CHECK: 2:
; CHECK-NEXT: [[PRINTBUFFID:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 0
; CHECK-NEXT: [[PRINTBUFFIDCAST:%.*]] = bitcast ptr addrspace(1) [[PRINTBUFFID]] to ptr addrspace(1)
; CHECK-NEXT: store i32 1, ptr addrspace(1) [[PRINTBUFFIDCAST]], align 4
; CHECK-NEXT: [[PRINTBUFFGEP:%.*]] = getelementptr i8, ptr addrspace(1) [[PRINTF_ALLOC_FN]], i32 4
; CHECK-NEXT: br label [[TMP3]]
; CHECK: 3:
; CHECK-NEXT: ret void
;
%call = call i32 @printf(ptr addrspace(4) @.str)
ret void
}
declare hidden i32 @printf(ptr addrspace(4), ...)