41 lines · cpp
1// REQUIRES: amdgpu-registered-target2 3// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm-bc %s -o %t-ppc-host.bc4// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck -check-prefixes=DEFAULT,ALL %s5// RUN: %clang_cc1 -target-cpu gfx900 -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck -check-prefixes=CPU,ALL %s6 7// RUN: %clang_cc1 -menable-no-nans -mno-amdgpu-ieee -fopenmp -x c++ -std=c++11 -triple amdgcn-amd-amdhsa -fopenmp-targets=amdgcn-amd-amdhsa -emit-llvm %s -fopenmp-is-target-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck -check-prefixes=NOIEEE,ALL %s8 9// expected-no-diagnostics10 11#define N 10012 13int callable(int);14 15// Check that the target attributes are set on the generated kernel16int func() {17 // ALL-LABEL: amdgpu_kernel void @__omp_offloading{{.*}} #018 19 int arr[N];20 21#pragma omp target teams thread_limit(42)22 for (int i = 0; i < N; i++) {23 arr[i] = callable(arr[i]);24 }25 26 return arr[0];27}28 29int callable(int x) {30 // ALL-LABEL: @_Z8callablei(i32 noundef %x) #231 return x + 1;32}33 34// DEFAULT: attributes #0 = { convergent mustprogress noinline norecurse nounwind optnone "amdgpu-flat-work-group-size"="1,42" "kernel" "no-trapping-math"="true" "omp_target_thread_limit"="42" "stack-protector-buffer-size"="8" "uniform-work-group-size"="true" }35// CPU: attributes #0 = { convergent mustprogress noinline norecurse nounwind optnone "amdgpu-flat-work-group-size"="1,42" "kernel" "no-trapping-math"="true" "omp_target_thread_limit"="42" "stack-protector-buffer-size"="8" "target-cpu"="gfx900" "target-features"="+16-bit-insts,+ci-insts,+cube-insts,+cvt-pknorm-vop2-insts,+dpp,+gfx8-insts,+gfx9-insts,+lerp-inst,+qsad-insts,+s-memrealtime,+s-memtime-inst,+sad-insts,+wavefrontsize64" "uniform-work-group-size"="true" }36// NOIEEE: attributes #0 = { convergent mustprogress noinline norecurse nounwind optnone "amdgpu-flat-work-group-size"="1,42" "amdgpu-ieee"="false" "kernel" "no-nans-fp-math"="true" "no-trapping-math"="true" "omp_target_thread_limit"="42" "stack-protector-buffer-size"="8" "uniform-work-group-size"="true" }37 38// DEFAULT: attributes #2 = { convergent mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" }39// CPU: attributes #2 = { convergent mustprogress noinline nounwind optnone "no-trapping-math"="true" "stack-protector-buffer-size"="8" "target-cpu"="gfx900" "target-features"="+16-bit-insts,+ci-insts,+cube-insts,+cvt-pknorm-vop2-insts,+dpp,+gfx8-insts,+gfx9-insts,+lerp-inst,+qsad-insts,+s-memrealtime,+s-memtime-inst,+sad-insts,+wavefrontsize64" }40// NOIEEE: attributes #2 = { convergent mustprogress noinline nounwind optnone "amdgpu-ieee"="false" "no-nans-fp-math"="true" "no-trapping-math"="true" "stack-protector-buffer-size"="8" }41