c2e88a8a6b
Though it is incorrect from point of view of OpenMP standard to have dependent iteration space in OpenMP loops, compiler should not crash. Patch fixes this problem. llvm-svn: 319700
205 lines
9.4 KiB
C++
205 lines
9.4 KiB
C++
// RUN: %clang_cc1 -DCHECK -verify -fopenmp -x c++ -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 -DCHECK -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 -DCHECK -fopenmp -x c++ -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 -DCHECK -verify -fopenmp -x c++ -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 -DCHECK -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 -DCHECK -fopenmp -x c++ -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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// RUN: %clang_cc1 -DLAMBDA -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 LAMBDA --check-prefix LAMBDA-64
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// RUN: %clang_cc1 -DLAMBDA -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 -DLAMBDA -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 LAMBDA --check-prefix LAMBDA-64
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// expected-no-diagnostics
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#ifndef HEADER
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#define HEADER
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template <typename T>
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T tmain() {
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T t_var = T();
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T vec[] = {1, 2};
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#pragma omp target
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#pragma omp teams
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#pragma omp distribute simd reduction(+: t_var)
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for (int i = 0; i < 2; ++i) {
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t_var += (T) i;
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}
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return T();
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}
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int main() {
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static int sivar;
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#ifdef LAMBDA
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// LAMBDA-LABEL: @main
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// LAMBDA: call void [[OUTER_LAMBDA:@.+]](
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[&]() {
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// LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
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// LAMBDA: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 1, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}@{{[^,]+}}, i32 0, i32 0), i64* {{.+}}@{{[^,]+}}, i32 0, i32 0), i32 0, i32 0)
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// LAMBDA: call void @[[LOFFL1:.+]](
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// LAMBDA: ret
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#pragma omp target
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#pragma omp teams
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#pragma omp distribute simd reduction(+: sivar)
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for (int i = 0; i < 2; ++i) {
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// LAMBDA: define{{.*}} internal{{.*}} void @[[LOFFL1]](i{{64|32}} [[SIVAR_ARG:%.+]])
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// LAMBDA: [[SIVAR_ADDR:%.+]] = alloca i{{.+}},
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// LAMBDA: store{{.+}} [[SIVAR_ARG]], {{.+}} [[SIVAR_ADDR]],
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// LAMBDA: [[SIVAR_CONV:%.+]] = bitcast{{.+}} [[SIVAR_ADDR]] to
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// LAMBDA: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[LOUTL1:.+]] to {{.+}}, {{.+}} [[SIVAR_CONV]])
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// LAMBDA: ret void
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// LAMBDA: define internal void @[[LOUTL1]]({{.+}}, {{.+}}, {{.+}} [[SIVAR_ARG:%.+]])
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// Skip global and bound tid vars
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// LAMBDA: {{.+}} = alloca i32*,
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// LAMBDA: {{.+}} = alloca i32*,
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// LAMBDA: [[SIVAR_ADDR:%.+]] = alloca i{{.+}}*,
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: alloca i{{.+}},
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// LAMBDA: [[SIVAR_PRIV:%.+]] = alloca i{{.+}},
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// LAMBDA: store{{.+}} [[SIVAR_ARG]], {{.+}} [[SIVAR_ADDR]],
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// LAMBDA: [[SIVAR_REF:%.+]] = load{{.+}}, {{.+}} [[SIVAR_ADDR]]
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// LAMBDA: store{{.+}} 0, {{.+}} [[SIVAR_PRIV]],
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// LAMBDA: call void @__kmpc_for_static_init_4(
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// LAMBDA: store{{.+}}, {{.+}} [[SIVAR_PRIV]],
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// LAMBDA: call void [[INNER_LAMBDA:@.+]](
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// LAMBDA: call void @__kmpc_for_static_fini(
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// LAMBDA: [[LAST_ITER:%.+]] = load i32, i32* %
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// LAMBDA: [[IS_LAST:%.+]] = icmp ne i32 [[LAST_ITER]], 0
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// LAMBDA: br i1 [[IS_LAST]], label %[[THEN:.+]], label %[[DONE:.+]]
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// LAMBDA: [[THEN]]
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// LAMBDA: store i32 2, i32* %
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// LAMBDA: br label %[[DONE]]
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// LAMBDA: [[DONE]]
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// LAMBDA: [[SIVAR_ORIG_VAL:%.+]] = load i32, i32* [[SIVAR_REF]],
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// LAMBDA: [[SIVAR_PRIV_VAL:%.+]] = load i32, i32* [[SIVAR_PRIV]],
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// LAMBDA: [[ADD:%.+]] = add nsw i32 [[SIVAR_ORIG_VAL]], [[SIVAR_PRIV_VAL]]
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// LAMBDA: store i32 [[ADD]], i32* [[SIVAR_REF]],
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// LAMBDA: ret void
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sivar += i;
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[&]() {
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// LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
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// LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
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sivar += 4;
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// LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
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// LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]]
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// LAMBDA: [[SIVAR_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[SIVAR_REF]]
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// LAMBDA: [[SIVAR_INC:%.+]] = add{{.+}} [[SIVAR_VAL]], 4
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// LAMBDA: store i{{[0-9]+}} [[SIVAR_INC]], i{{[0-9]+}}* [[SIVAR_REF]]
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}();
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}
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}();
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return 0;
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#else
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#pragma omp target
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#pragma omp teams
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#pragma omp distribute simd reduction(+: sivar)
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for (int i = 0; i < 2; ++i) {
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sivar += i;
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}
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return tmain<int>();
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#endif
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}
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// CHECK: define {{.*}}i{{[0-9]+}} @main()
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// CHECK: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 1, i8** %{{[^,]+}}, i8** %{{[^,]+}}, i{{64|32}}* {{.+}}@{{[^,]+}}, i32 0, i32 0), i64* {{.+}}@{{[^,]+}}, i32 0, i32 0), i32 0, i32 0)
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// CHECK: call void @[[OFFL1:.+]](i{{64|32}} %{{.+}})
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// CHECK: {{%.+}} = call{{.*}} i32 @[[TMAIN_INT:.+]]()
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// CHECK: ret
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// CHECK: define{{.*}} void @[[OFFL1]](i{{64|32}} [[SIVAR_ARG:%.+]])
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// CHECK: [[SIVAR_ADDR:%.+]] = alloca i{{.+}},
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// CHECK: store{{.+}} [[SIVAR_ARG]], {{.+}} [[SIVAR_ADDR]],
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// CHECK-64: [[SIVAR_CONV:%.+]] = bitcast{{.+}} [[SIVAR_ADDR]] to
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// CHECK-64: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}} [[SIVAR_CONV]])
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// CHECK-32: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[OUTL1:.+]] to {{.+}}, {{.+}} [[SIVAR_ADDR]])
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// CHECK: ret void
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// CHECK: define internal void @[[OUTL1]]({{.+}}, {{.+}}, {{.+}} [[SIVAR_ARG:%.+]])
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// Skip global and bound tid vars
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// CHECK: {{.+}} = alloca i32*,
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// CHECK: {{.+}} = alloca i32*,
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// CHECK: [[SIVAR_ADDR:%.+]] = alloca i{{.+}}*,
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: [[SIVAR_PRIV:%.+]] = alloca i{{.+}},
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// CHECK: store{{.+}} [[SIVAR_ARG]], {{.+}} [[SIVAR_ADDR]],
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// CHECK: [[SIVAR_REF:%.+]] = load{{.+}}, {{.+}} [[SIVAR_ADDR]]
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// CHECK: store{{.+}} 0, {{.+}} [[SIVAR_PRIV]],
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// CHECK: call void @__kmpc_for_static_init_4(
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// CHECK: store{{.+}}, {{.+}} [[SIVAR_PRIV]],
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK: [[LAST_ITER:%.+]] = load i32, i32* %
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// CHECK: [[IS_LAST:%.+]] = icmp ne i32 [[LAST_ITER]], 0
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// CHECK: br i1 [[IS_LAST]], label %[[THEN:.+]], label %[[DONE:.+]]
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// CHECK: [[THEN]]
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// CHECK: store i32 2, i32* %
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// CHECK: br label %[[DONE]]
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// CHECK: [[DONE]]
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// CHECK: [[SIVAR_ORIG_VAL:%.+]] = load i32, i32* [[SIVAR_REF]],
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// CHECK: [[SIVAR_PRIV_VAL:%.+]] = load i32, i32* [[SIVAR_PRIV]],
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// CHECK: [[ADD:%.+]] = add nsw i32 [[SIVAR_ORIG_VAL]], [[SIVAR_PRIV_VAL]]
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// CHECK: store i32 [[ADD]], i32* [[SIVAR_REF]],
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// CHECK: ret void
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// CHECK: define{{.*}} i{{[0-9]+}} @[[TMAIN_INT]]()
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// CHECK: call i32 @__tgt_target_teams(i64 -1, i8* @{{[^,]+}}, i32 1,
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// CHECK: call void @[[TOFFL1:.+]]({{.+}})
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// CHECK: ret
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// CHECK: define{{.*}} void @[[TOFFL1]](i{{64|32}} [[TVAR_ARG:%.+]])
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// CHECK: [[TVAR_ADDR:%.+]] = alloca i{{.+}},
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// CHECK: store{{.+}} [[TVAR_ARG]], {{.+}} [[TVAR_ADDR]],
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// CHECK-64: [[TVAR_CONV:%.+]] = bitcast{{.+}} [[TVAR_ADDR]] to
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// CHECK-64: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[TOUTL1:.+]] to {{.+}}, {{.+}} [[TVAR_CONV]])
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// CHECK-32: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[TOUTL1:.+]] to {{.+}}, {{.+}} [[TVAR_ADDR]])
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// CHECK: ret void
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// CHECK: define internal void @[[TOUTL1]]({{.+}}, {{.+}}, {{.+}} [[TVAR_ARG:%.+]])
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// Skip global and bound tid vars
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// CHECK: {{.+}} = alloca i32*,
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// CHECK: {{.+}} = alloca i32*,
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// CHECK: [[TVAR_ADDR:%.+]] = alloca i{{.+}}*,
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: alloca i{{.+}},
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// CHECK: [[TVAR_PRIV:%.+]] = alloca i{{.+}},
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// CHECK: store{{.+}} [[TVAR_ARG]], {{.+}} [[TVAR_ADDR]],
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// CHECK: [[TVAR_REF:%.+]] = load{{.+}}, {{.+}} [[TVAR_ADDR]]
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// CHECK: store{{.+}} 0, {{.+}} [[TVAR_PRIV]],
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// CHECK: call void @__kmpc_for_static_init_4(
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// CHECK: store{{.+}}, {{.+}} [[TVAR_PRIV]],
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// CHECK: call void @__kmpc_for_static_fini(
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// CHECK: [[LAST_ITER:%.+]] = load i32, i32* %
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// CHECK: [[IS_LAST:%.+]] = icmp ne i32 [[LAST_ITER]], 0
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// CHECK: br i1 [[IS_LAST]], label %[[THEN:.+]], label %[[DONE:.+]]
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// CHECK: [[THEN]]
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// CHECK: store i32 2, i32* %
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// CHECK: br label %[[DONE]]
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// CHECK: [[DONE]]
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// CHECK: [[TVAR_ORIG_VAL:%.+]] = load i32, i32* [[TVAR_REF]],
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// CHECK: [[TVAR_PRIV_VAL:%.+]] = load i32, i32* [[TVAR_PRIV]],
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// CHECK: [[ADD:%.+]] = add nsw i32 [[TVAR_ORIG_VAL]], [[TVAR_PRIV_VAL]]
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// CHECK: store i32 [[ADD]], i32* [[TVAR_REF]],
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// CHECK: ret void
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// CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
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#endif
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