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clang/AMDGPU: Restore O3 checks in default-attributes.hip #115238

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Nov 8, 2024
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clang/AMDGPU: Restore O3 checks in default-attributes.hip #115238

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30 changes: 30 additions & 0 deletions clang/test/CodeGenHIP/default-attributes.hip
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,9 @@
// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -x hip -fno-ident -fcuda-is-device \
// RUN: -emit-llvm -o - %s | FileCheck -check-prefix=OPTNONE %s

// RUN: %clang_cc1 -O3 -triple amdgcn-amd-amdhsa -x hip -fno-ident -fcuda-is-device \
// RUN: -emit-llvm -o - %s | FileCheck -check-prefix=OPT %s

#define __device__ __attribute__((device))
#define __global__ __attribute__((global))

Expand All @@ -10,6 +13,10 @@
// OPTNONE: @llvm.compiler.used = appending addrspace(1) global [1 x ptr] [ptr addrspacecast (ptr addrspace(1) @__hip_cuid_ to ptr)], section "llvm.metadata"
// OPTNONE: @__oclc_ABI_version = weak_odr hidden local_unnamed_addr addrspace(4) constant i32 500
//.
// OPT: @__hip_cuid_ = addrspace(1) global i8 0
// OPT: @__oclc_ABI_version = weak_odr hidden local_unnamed_addr addrspace(4) constant i32 500
// OPT: @llvm.compiler.used = appending addrspace(1) global [1 x ptr] [ptr addrspacecast (ptr addrspace(1) @__hip_cuid_ to ptr)], section "llvm.metadata"
//.
__device__ void extern_func();

// OPTNONE: Function Attrs: convergent mustprogress noinline nounwind optnone
Expand All @@ -19,6 +26,13 @@ __device__ void extern_func();
// OPTNONE-NEXT: call void @_Z11extern_funcv() #[[ATTR3:[0-9]+]]
// OPTNONE-NEXT: ret void
//
// OPT: Function Attrs: convergent mustprogress nounwind
// OPT-LABEL: define {{[^@]+}}@_Z4funcv
// OPT-SAME: () local_unnamed_addr #[[ATTR0:[0-9]+]] {
// OPT-NEXT: entry:
// OPT-NEXT: tail call void @_Z11extern_funcv() #[[ATTR3:[0-9]+]]
// OPT-NEXT: ret void
//
__device__ void func() {
extern_func();
}
Expand All @@ -30,6 +44,13 @@ __device__ void func() {
// OPTNONE-NEXT: call void @_Z11extern_funcv() #[[ATTR3]]
// OPTNONE-NEXT: ret void
//
// OPT: Function Attrs: convergent mustprogress norecurse nounwind
// OPT-LABEL: define {{[^@]+}}@_Z6kernelv
// OPT-SAME: () local_unnamed_addr #[[ATTR2:[0-9]+]] {
// OPT-NEXT: entry:
// OPT-NEXT: tail call void @_Z11extern_funcv() #[[ATTR3]]
// OPT-NEXT: ret void
//
__global__ void kernel() {
extern_func();
}
Expand All @@ -39,7 +60,16 @@ __global__ void kernel() {
// OPTNONE: attributes #[[ATTR2]] = { convergent mustprogress noinline norecurse nounwind optnone "amdgpu-flat-work-group-size"="1,1024" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "uniform-work-group-size"="true" }
// OPTNONE: attributes #[[ATTR3]] = { convergent nounwind }
//.
// OPT: attributes #[[ATTR0]] = { convergent mustprogress nounwind "amdgpu-waves-per-eu"="4,10" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "uniform-work-group-size"="false" }
// OPT: attributes #[[ATTR1:[0-9]+]] = { convergent nounwind "amdgpu-waves-per-eu"="4,10" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "uniform-work-group-size"="false" }
// OPT: attributes #[[ATTR2]] = { convergent mustprogress norecurse nounwind "amdgpu-flat-work-group-size"="1,1024" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "uniform-work-group-size"="true" }
// OPT: attributes #[[ATTR3]] = { convergent nounwind }
//.
// OPTNONE: [[META0:![0-9]+]] = !{i32 1, !"amdhsa_code_object_version", i32 500}
// OPTNONE: [[META1:![0-9]+]] = !{i32 1, !"amdgpu_printf_kind", !"hostcall"}
// OPTNONE: [[META2:![0-9]+]] = !{i32 1, !"wchar_size", i32 4}
//.
// OPT: [[META0:![0-9]+]] = !{i32 1, !"amdhsa_code_object_version", i32 500}
// OPT: [[META1:![0-9]+]] = !{i32 1, !"amdgpu_printf_kind", !"hostcall"}
// OPT: [[META2:![0-9]+]] = !{i32 1, !"wchar_size", i32 4}
//.
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