forked from OSchip/llvm-project
126 lines
7.5 KiB
C++
126 lines
7.5 KiB
C++
// Test host codegen only.
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-64
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CHECK --check-prefix CHECK-32
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -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: [[ANON_T:%.+]] = type { i32*, i32* }
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// CHECK-DAG: [[SIZES_TEMPLATE:@.+]] = private {{.+}} constant [5 x i[[PTRSZ:32|64]]] [i{{32|64}} 4, i{{32|64}} 4, i{{32|64}} {{8|16}}, i{{32|64}} 0, i{{32|64}} 0]
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// CHECK-DAG: [[TYPES_TEMPLATE:@.+]] = private {{.+}} constant [5 x i64] [i64 800, i64 800, i64 673, i64 844424930132752, i64 844424930132752]
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// CHECK-DAG: [[SIZES:@.+]] = private {{.+}} constant [3 x i[[PTRSZ:32|64]]] [i{{32|64}} {{8|16}}, i{{32|64}} 0, i{{32|64}} 0]
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// CHECK-DAG: [[TYPES:@.+]] = private {{.+}} constant [3 x i64] [i64 673, i64 281474976711440, i64 281474976711440]
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template <typename F>
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void omp_loop(int start, int end, F body) {
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#pragma omp target teams distribute parallel for
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for (int i = start; i < end; ++i) {
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body(i);
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}
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}
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// CHECK: define {{.*}}[[MAIN:@.+]](
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int main()
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{
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int* p = new int[100];
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int* q = new int[100];
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auto body = [=](int i){
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p[i] = q[i];
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};
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#pragma omp target teams distribute parallel for
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for (int i = 0; i < 100; ++i) {
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body(i);
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}
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// CHECK: [[BASE_PTRS:%.+]] = alloca [3 x i8*]{{.+}}
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// CHECK: [[PTRS:%.+]] = alloca [3 x i8*]{{.+}}
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// First gep of pointers inside lambdas to store the values across function call need to be ignored
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// CHECK: {{%.+}} = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 0
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// CHECK: {{%.+}} = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 1
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// access of pointers inside lambdas
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// CHECK: [[BASE_PTR1:%.+]] = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 0
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// CHECK: [[PTR1:%.+]] = load i32*, i32** [[BASE_PTR1]]
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// CHECK: [[BASE_PTR2:%.+]] = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 1
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// CHECK: [[PTR2:%.+]] = load i32*, i32** [[BASE_PTR2]]
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// storage of pointers in baseptrs and ptrs arrays
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// CHECK: [[LOC_LAMBDA:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 0
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// CHECK: [[CAST_LAMBDA:%.+]] = bitcast i8** [[LOC_LAMBDA]] to [[ANON_T]]**
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// CHECK: store [[ANON_T]]* %{{.+}}, [[ANON_T]]** [[CAST_LAMBDA]]{{.+}}
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// CHECK: [[LOC_LAMBDA:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 0
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// CHECK: [[CAST_LAMBDA:%.+]] = bitcast i8** [[LOC_LAMBDA]] to [[ANON_T]]**
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// CHECK: store [[ANON_T]]* %{{.+}}, [[ANON_T]]** [[CAST_LAMBDA]]{{.+}}
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// CHECK: [[LOC_PTR1:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 1
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// CHECK: [[CAST_PTR1:%.+]] = bitcast i8** [[LOC_PTR1]] to i32***
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// CHECK: store i32** [[BASE_PTR1]], i32*** [[CAST_PTR1]]{{.+}}
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// CHECK: [[LOC_PTR1:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 1
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// CHECK: [[CAST_PTR1:%.+]] = bitcast i8** [[LOC_PTR1]] to i32**
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// CHECK: store i32* [[PTR1]], i32** [[CAST_PTR1]]{{.+}}
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// CHECK: [[LOC_PTR2:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 2
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// CHECK: [[CAST_PTR2:%.+]] = bitcast i8** [[LOC_PTR2]] to i32***
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// CHECK: store i32** [[BASE_PTR2]], i32*** [[CAST_PTR2]]{{.+}}
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// CHECK: [[LOC_PTR2:%.+]] = getelementptr inbounds [3 x i8*], [3 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 2
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// CHECK: [[CAST_PTR2:%.+]] = bitcast i8** [[LOC_PTR2]] to i32**
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// CHECK: store i32* [[PTR2]], i32** [[CAST_PTR2]]{{.+}}
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// actual target invocation
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// CHECK: [[BASES_GEP:%.+]] = getelementptr {{.+}} [3 x {{.+}}*], [3 x {{.+}}*]* [[BASE_PTRS]], {{.+}} 0, {{.+}} 0
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// CHECK: [[PTRS_GEP:%.+]] = getelementptr {{.+}} [3 x {{.+}}*], [3 x {{.+}}*]* [[PTRS]], {{.+}} 0, {{.+}} 0
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// CHECK: {{%.+}} = call{{.+}} @__tgt_target_teams({{.+}}, {{.+}}, {{.+}}, i8** [[BASES_GEP]], i8** [[PTRS_GEP]], i[[PTRSZ]]* getelementptr inbounds ([3 x i{{.+}}], [3 x i{{.+}}]* [[SIZES]], i{{.+}} 0, i{{.+}} 0), i64* getelementptr inbounds ([3 x i64], [3 x i64]* [[TYPES]], i{{.+}} 0, i{{.+}} 0), {{.+}}, {{.+}})
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omp_loop(0,100,body);
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}
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// CHECK: [[BASE_PTRS:%.+]] = alloca [5 x i8*]{{.+}}
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// CHECK: [[PTRS:%.+]] = alloca [5 x i8*]{{.+}}
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// access of pointers inside lambdas
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// CHECK: [[BASE_PTR1:%.+]] = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 0
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// CHECK: [[PTR1:%.+]] = load i32*, i32** [[BASE_PTR1]]
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// CHECK: [[BASE_PTR2:%.+]] = getelementptr inbounds [[ANON_T]], [[ANON_T]]* %{{.+}}, i{{.+}} 0, i{{.+}} 1
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// CHECK: [[PTR2:%.+]] = load i32*, i32** [[BASE_PTR2]]
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// storage of pointers in baseptrs and ptrs arrays
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// CHECK: [[LOC_LAMBDA:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 2
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// CHECK: [[CAST_LAMBDA:%.+]] = bitcast i8** [[LOC_LAMBDA]] to [[ANON_T]]**
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// CHECK: store [[ANON_T]]* %{{.+}}, [[ANON_T]]** [[CAST_LAMBDA]]{{.+}}
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// CHECK: [[LOC_LAMBDA:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 2
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// CHECK: [[CAST_LAMBDA:%.+]] = bitcast i8** [[LOC_LAMBDA]] to [[ANON_T]]**
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// CHECK: store [[ANON_T]]* %{{.+}}, [[ANON_T]]** [[CAST_LAMBDA]]{{.+}}
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// CHECK: [[LOC_PTR1:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 3
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// CHECK: [[CAST_PTR1:%.+]] = bitcast i8** [[LOC_PTR1]] to i32***
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// CHECK: store i32** [[BASE_PTR1]], i32*** [[CAST_PTR1]]{{.+}}
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// CHECK: [[LOC_PTR1:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 3
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// CHECK: [[CAST_PTR1:%.+]] = bitcast i8** [[LOC_PTR1]] to i32**
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// CHECK: store i32* [[PTR1]], i32** [[CAST_PTR1]]{{.+}}
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// CHECK: [[LOC_PTR2:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[BASE_PTRS]], i{{.+}} 0, i{{.+}} 4
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// CHECK: [[CAST_PTR2:%.+]] = bitcast i8** [[LOC_PTR2]] to i32***
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// CHECK: store i32** [[BASE_PTR2]], i32*** [[CAST_PTR2]]{{.+}}
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// CHECK: [[LOC_PTR2:%.+]] = getelementptr inbounds [5 x i8*], [5 x i8*]* [[PTRS]], i{{.+}} 0, i{{.+}} 4
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// CHECK: [[CAST_PTR2:%.+]] = bitcast i8** [[LOC_PTR2]] to i32**
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// CHECK: store i32* [[PTR2]], i32** [[CAST_PTR2]]{{.+}}
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// actual target invocation
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// CHECK: [[BASES_GEP:%.+]] = getelementptr {{.+}} [5 x {{.+}}*], [5 x {{.+}}*]* [[BASE_PTRS]], {{.+}} 0, {{.+}} 0
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// CHECK: [[PTRS_GEP:%.+]] = getelementptr {{.+}} [5 x {{.+}}*], [5 x {{.+}}*]* [[PTRS]], {{.+}} 0, {{.+}} 0
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// CHECK: {{%.+}} = call{{.+}} @__tgt_target_teams({{.+}}, {{.+}}, {{.+}}, i8** [[BASES_GEP]], i8** [[PTRS_GEP]], i[[PTRSZ]]* getelementptr inbounds ([5 x i{{.+}}], [5 x i{{.+}}]* [[SIZES_TEMPLATE]], i{{.+}} 0, i{{.+}} 0), i64* getelementptr inbounds ([5 x i64], [5 x i64]* [[TYPES_TEMPLATE]], i{{.+}} 0, i{{.+}} 0), {{.+}}, {{.+}})
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#endif
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