derek.holloway
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51 lines
2.6 KiB
Plaintext
51 lines
2.6 KiB
Plaintext
// REQUIRES: amdgpu-registered-target
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// REQUIRES: x86-registered-target
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// Verify CGCUDANV emits the per-TU __llvm_profile_sections_<CUID> global
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// for HIP+PGO compilations. Device subcompile: populated 7-pointer struct
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// in addrspace(1). Host compile: void* shadow registered with the HIP
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// runtime and with the profile runtime's drain list.
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// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device -cuid=abc \
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// RUN: -fprofile-instrument=clang -emit-llvm -o - -x hip %s \
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// RUN: | FileCheck -check-prefix=DEV %s
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// RUN: %clang_cc1 -triple x86_64-linux-gnu -cuid=abc \
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// RUN: -fprofile-instrument=clang -emit-llvm -o - -x hip %s \
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// RUN: | FileCheck -check-prefix=HOST %s
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// Guard: no PGO -> no emission.
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// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device -cuid=abc \
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// RUN: -emit-llvm -o - -x hip %s \
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// RUN: | FileCheck -check-prefix=NONE %s
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// Guard: no CUID -> no emission.
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// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -fcuda-is-device \
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// RUN: -fprofile-instrument=clang -emit-llvm -o - -x hip %s \
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// RUN: | FileCheck -check-prefix=NONE %s
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#define __device__ __attribute__((device))
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#define __global__ __attribute__((global))
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__device__ int helper(int x) { return x + 1; }
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__global__ void kernel(int *p) { *p = helper(*p); }
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// DEV-DAG: @__start___llvm_prf_names = external hidden addrspace(1) global i8
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// DEV-DAG: @__stop___llvm_prf_names = external hidden addrspace(1) global i8
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// DEV-DAG: @__start___llvm_prf_cnts = external hidden addrspace(1) global i8
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// DEV-DAG: @__stop___llvm_prf_cnts = external hidden addrspace(1) global i8
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// DEV-DAG: @__start___llvm_prf_data = external hidden addrspace(1) global i8
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// DEV-DAG: @__stop___llvm_prf_data = external hidden addrspace(1) global i8
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// DEV-DAG: @__llvm_profile_raw_version = external addrspace(1) constant i64
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// DEV: @__llvm_profile_sections_[[CUID:[0-9a-f]+]] = protected addrspace(1) constant {{.*}}@__start___llvm_prf_names{{.*}}@__stop___llvm_prf_names{{.*}}@__start___llvm_prf_cnts{{.*}}@__stop___llvm_prf_cnts{{.*}}@__start___llvm_prf_data{{.*}}@__stop___llvm_prf_data{{.*}}@__llvm_profile_raw_version
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// DEV: @llvm.compiler.used = {{.*}}@__llvm_profile_sections_[[CUID]]
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// HOST: @__llvm_profile_sections_[[CUID:[0-9a-f]+]] = global ptr null
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// HOST: @llvm.compiler.used = {{.*}}@__llvm_profile_sections_[[CUID]]
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// HOST: define internal void @__hip_register_globals
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// HOST: call void @__hipRegisterVar({{.*}}@__llvm_profile_sections_[[CUID]],
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// HOST: call void @__llvm_profile_offload_register_shadow_variable(ptr @__llvm_profile_sections_[[CUID]])
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// NONE-NOT: __llvm_profile_sections_
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// NONE-NOT: __llvm_profile_offload_register_shadow_variable
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