forked from OSchip/llvm-project
72 lines
3.3 KiB
C
72 lines
3.3 KiB
C
// RUN: %clang_cc1 -verify -fopenmp -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 -verify -fopenmp-simd -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
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// RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
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// SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
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// expected-no-diagnostics
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#ifndef HEADER
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#define HEADER
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// CHECK: [[KMP_DIM:%.+]] = type { i64, i64, i64 }
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extern int n;
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int a[10], b[10], c[10], d[10];
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void foo();
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// CHECK-LABEL: @main()
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int main() {
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int i;
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// CHECK: [[DIMS:%.+]] = alloca [1 x [[KMP_DIM]]],
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// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
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// CHECK: icmp
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// CHECK-NEXT: br i1 %
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// CHECK: [[CAST:%.+]] = bitcast [1 x [[KMP_DIM]]]* [[DIMS]] to i8*
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// CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
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// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
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// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
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// CHECK: store i64 %{{.+}}, i64* %
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// CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
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// CHECK: store i64 1, i64* %
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// CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
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// CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIM]] to i8*
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// CHECK: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
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// CHECK: call void @__kmpc_for_static_init_4(%struct.ident_t* @{{.+}}, i32 [[GTID]], i32 33, i32* %{{.+}}, i32* %{{.+}}, i32* %{{.+}}, i32* %{{.+}}, i32 1, i32 1)
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#pragma omp for ordered(1)
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for (i = 0; i < n; ++i) {
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a[i] = b[i] + 1;
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foo();
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// CHECK: call void [[FOO:.+]](
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// CHECK: load i32, i32* [[I:%.+]],
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// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
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// CHECK-NEXT: sdiv i32 %{{.+}}, 1
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// CHECK-NEXT: sext i32 %{{.+}} to i64
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// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
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// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
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// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
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// CHECK-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
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#pragma omp ordered depend(source)
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c[i] = c[i] + 1;
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foo();
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// CHECK: call void [[FOO]]
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// CHECK: load i32, i32* [[I]],
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// CHECK-NEXT: sub nsw i32 %{{.+}}, 2
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// CHECK-NEXT: sub nsw i32 %{{.+}}, 0
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// CHECK-NEXT: sdiv i32 %{{.+}}, 1
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// CHECK-NEXT: sext i32 %{{.+}} to i64
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// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
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// CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
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// CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
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// CHECK-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
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#pragma omp ordered depend(sink : i - 2)
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d[i] = a[i - 2];
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}
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK: call void @__kmpc_doacross_fini([[IDENT]], i32 [[GTID]])
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// CHECK: ret i32 0
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return 0;
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}
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#endif // HEADER
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