forked from OSchip/llvm-project
163 lines
5.4 KiB
C++
163 lines
5.4 KiB
C++
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
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// expected-no-diagnostics
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#ifndef HEADER
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#define HEADER
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#define N 10
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int foo();
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int bar();
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int k;
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// CHECK-LABEL: @main
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int main(int argc, char **argv) {
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: call void @__kmpc_for_static_init_4(
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// CHECK-NOT: @k
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK-NOT: @k
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#pragma omp for private(k)
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for (k = 0; k < argc; k++)
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;
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: call void @__kmpc_for_static_init_8(
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// CHECK-NOT: @k
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK: store i32 %{{.+}}, i32* @k
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#pragma omp for lastprivate(k) collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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;
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foo();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: sdiv i32
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// CHECK: store i32 %{{.+}}, i32* @k,
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#pragma omp simd linear(k : 2)
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for (k = 0; k < argc; k++)
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bar();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: sdiv i32
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// CHECK: store i32 %{{.+}}, i32* @k,
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foo();
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#pragma omp simd lastprivate(k) collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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bar() ;
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foo();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: sdiv i32
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// CHECK: store i32 %{{.+}}, i32* @k,
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#pragma omp simd
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for (k = 0; k < argc; k++)
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bar();
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foo();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: @k{{.+}}!llvm.mem.parallel_loop_access
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// CHECK: sdiv i32
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// CHECK: store i32 %{{.+}}, i32* @k,
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#pragma omp simd collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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bar();
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// CHECK: @{{.+}}foo
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foo();
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return 0;
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}
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struct S {
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int k;
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S(int argc) {
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: call void @__kmpc_for_static_init_4(
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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#pragma omp for private(k)
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for (k = 0; k < argc; k++)
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;
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: call void @__kmpc_for_static_init_8(
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: call void @__kmpc_for_static_fini(
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#pragma omp for lastprivate(k) collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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;
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: br i1
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: add nsw i32 %{{.+}}, 1
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// CHECK: br label {{.+}}, !llvm.loop
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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#pragma omp simd linear(k : 2)
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for (k = 0; k < argc; k++)
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bar();
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foo();
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// CHECK: @{{.+}}foo
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: br i1
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: add nsw i64 %{{.+}}, 1
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// CHECK: br label {{.+}}, !llvm.loop
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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#pragma omp simd lastprivate(k) collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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bar();
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foo();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: br i1
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: add nsw i32 %{{.+}}, 1
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// CHECK: br label {{.+}}, !llvm.loop
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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#pragma omp simd
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for (k = 0; k < argc; k++)
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bar();
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foo();
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// CHECK: @{{.+}}foo
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: br i1
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: i32 @{{.+}}bar{{.+}}!llvm.mem.parallel_loop_access
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// CHECK-NOT: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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// CHECK: add nsw i64 %{{.+}}, 1
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// CHECK: br label {{.+}}, !llvm.loop
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// CHECK: getelementptr inbounds %struct.S, %struct.S* %{{.+}}, i32 0, i32 0
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#pragma omp simd collapse(2)
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for (int i = 0; i < 2; ++i)
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for (k = 0; k < argc; k++)
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bar();
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// CHECK: @{{.+}}foo
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foo();
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}
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} s(N);
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#endif // HEADER
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