forked from OSchip/llvm-project
107 lines
4.8 KiB
C++
107 lines
4.8 KiB
C++
// Test target codegen - host bc file has to be created first.
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32
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// RUN: %clang_cc1 -verify -fopenmp -fopenmp-version=45 -fopenmp-cuda-mode -fexceptions -fcxx-exceptions -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32
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// expected-no-diagnostics
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#ifndef HEADER
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#define HEADER
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// Check that the execution mode of all 2 target regions on the gpu is set to non-SPMD Mode.
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// CHECK-DAG: {{@__omp_offloading_.+l21}}_exec_mode = weak constant i8 1
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// CHECK-DAG: {{@__omp_offloading_.+l26}}_exec_mode = weak constant i8 1
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template<typename tx>
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tx ftemplate(int n) {
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tx a = 0;
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short aa = 0;
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tx b[10];
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#pragma omp target parallel map(tofrom: aa) num_threads(1024)
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{
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aa += 1;
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}
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#pragma omp target parallel map(tofrom:a, aa, b) if(target: n>40) num_threads(n)
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{
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a += 1;
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aa += 1;
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b[2] += 1;
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}
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return a;
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}
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int bar(int n){
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int a = 0;
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a += ftemplate<int>(n);
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return a;
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}
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// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l21}}(
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// CHECK: [[AA_ADDR:%.+]] = alloca i16*, align
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// CHECK: store i16* {{%.+}}, i16** [[AA_ADDR]], align
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// CHECK: [[AA:%.+]] = load i16*, i16** [[AA_ADDR]], align
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// CHECK: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
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// CHECK: call void @__kmpc_kernel_init(i32
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// CHECK: call void @__kmpc_push_num_threads
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// CHECK: call void @__kmpc_kernel_deinit(i16 1)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @{{.+}}(i32* noalias %{{.+}}, i32* noalias %{{.+}}, i16* {{[^%]*}}[[ARG:%.+]])
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// CHECK: = alloca i32*, align
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// CHECK: = alloca i32*, align
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// CHECK: [[AA_ADDR:%.+]] = alloca i16*, align
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// CHECK: store i16* [[ARG]], i16** [[AA_ADDR]], align
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// CHECK: [[AA:%.+]] = load i16*, i16** [[AA_ADDR]], align
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// CHECK: [[VAL:%.+]] = load i16, i16* [[AA]], align
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// CHECK: store i16 {{%.+}}, i16* [[AA]], align
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// CHECK: ret void
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// CHECK: }
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// CHECK-LABEL: define {{.*}}void {{@__omp_offloading_.+template.+l26}}(
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// CHECK: [[A_ADDR:%.+]] = alloca i32*, align
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// CHECK: [[AA_ADDR:%.+]] = alloca i16*, align
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// CHECK: [[B_ADDR:%.+]] = alloca [10 x i32]*, align
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// CHECK: store i32* {{%.+}}, i32** [[A_ADDR]], align
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// CHECK: store i16* {{%.+}}, i16** [[AA_ADDR]], align
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// CHECK: store [10 x i32]* {{%.+}}, [10 x i32]** [[B_ADDR]], align
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// CHECK: [[A:%.+]] = load i32*, i32** [[A_ADDR]], align
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// CHECK: [[AA:%.+]] = load i16*, i16** [[AA_ADDR]], align
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// CHECK: [[B:%.+]] = load [10 x i32]*, [10 x i32]** [[B_ADDR]], align
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// CHECK: [[THREAD_LIMIT:%.+]] = call i32 @llvm.nvvm.read.ptx.sreg.ntid.x()
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// CHECK: call void @__kmpc_kernel_init(i32
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// CHECK: call void @__kmpc_push_num_threads
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// CHECK: call void @__kmpc_kernel_deinit(i16 1)
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// CHECK: ret void
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// CHECK: }
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// CHECK: define internal void @{{.+}}(i32* noalias %{{.+}}, i32* noalias %{{.+}}, i32* {{[^%]*}}[[ARG1:%.+]], i16* {{[^%]*}}[[ARG2:%.+]], [10 x i32]* {{[^%]*}}[[ARG3:%.+]])
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// CHECK: = alloca i32*, align
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// CHECK: = alloca i32*, align
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// CHECK: [[A_ADDR:%.+]] = alloca i32*, align
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// CHECK: [[AA_ADDR:%.+]] = alloca i16*, align
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// CHECK: [[B_ADDR:%.+]] = alloca [10 x i32]*, align
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// CHECK: store i32* [[ARG1]], i32** [[A_ADDR]], align
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// CHECK: store i16* [[ARG2]], i16** [[AA_ADDR]], align
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// CHECK: store [10 x i32]* [[ARG3]], [10 x i32]** [[B_ADDR]], align
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// CHECK: [[A:%.+]] = load i32*, i32** [[A_ADDR]], align
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// CHECK: [[AA:%.+]] = load i16*, i16** [[AA_ADDR]], align
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// CHECK: [[B:%.+]] = load [10 x i32]*, [10 x i32]** [[B_ADDR]], align
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// CHECK: store i32 {{%.+}}, i32* [[A]], align
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// CHECK: store i16 {{%.+}}, i16* [[AA]], align
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// CHECK: [[ELT:%.+]] = getelementptr inbounds [10 x i32], [10 x i32]* [[B]],
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// CHECK: store i32 {{%.+}}, i32* [[ELT]], align
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// CHECK: ret void
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// CHECK: }
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#endif
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