forked from OSchip/llvm-project
275 lines
12 KiB
C++
275 lines
12 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s
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// RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s
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// RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -DLAMBDA -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=LAMBDA %s
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// RUN: %clang_cc1 -verify -fopenmp -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s
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// expected-no-diagnostics
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// REQUIRES: x86-registered-target
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#ifndef HEADER
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#define HEADER
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struct St {
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int a, b;
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St() : a(0), b(0) {}
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St(const St &st) : a(st.a + st.b), b(0) {}
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~St() {}
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};
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volatile int g = 1212;
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template <class T>
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struct S {
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T f;
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S(T a) : f(a + g) {}
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S() : f(g) {}
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S(const S &s, St t = St()) : f(s.f + t.a) {}
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operator T() { return T(); }
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~S() {}
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};
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// CHECK-DAG: [[S_FLOAT_TY:%.+]] = type { float }
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// CHECK-DAG: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
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// CHECK-DAG: [[ST_TY:%.+]] = type { i{{[0-9]+}}, i{{[0-9]+}} }
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template <typename T>
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T tmain() {
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S<T> test;
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T t_var = T();
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T vec[] = {1, 2};
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S<T> s_arr[] = {1, 2};
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S<T> var(3);
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#pragma omp parallel
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#pragma omp sections firstprivate(t_var, vec, s_arr, var)
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{
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vec[0] = t_var;
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#pragma omp section
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s_arr[0] = var;
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}
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return T();
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}
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// CHECK: [[TEST:@.+]] = global [[S_FLOAT_TY]] zeroinitializer,
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S<float> test;
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// CHECK-DAG: [[T_VAR:@.+]] = global i{{[0-9]+}} 333,
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int t_var = 333;
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// CHECK-DAG: [[VEC:@.+]] = global [2 x i{{[0-9]+}}] [i{{[0-9]+}} 1, i{{[0-9]+}} 2],
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int vec[] = {1, 2};
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// CHECK-DAG: [[S_ARR:@.+]] = global [2 x [[S_FLOAT_TY]]] zeroinitializer,
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S<float> s_arr[] = {1, 2};
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// CHECK-DAG: [[VAR:@.+]] = global [[S_FLOAT_TY]] zeroinitializer,
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S<float> var(3);
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// CHECK-DAG: [[IMPLICIT_BARRIER_LOC:@.+]] = private unnamed_addr constant %{{.+}} { i32 0, i32 66, i32 0, i32 0, i8*
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// CHECK-DAG: [[SECTIONS_BARRIER_LOC:@.+]] = private unnamed_addr constant %{{.+}} { i32 0, i32 194, i32 0, i32 0, i8*
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// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
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// CHECK: ([[S_FLOAT_TY]]*)* [[S_FLOAT_TY_DESTR:@[^ ]+]] {{[^,]+}}, {{.+}}([[S_FLOAT_TY]]* [[TEST]]
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int main() {
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#ifdef LAMBDA
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// LAMBDA: [[G:@.+]] = global i{{[0-9]+}} 1212,
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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 void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
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#pragma omp parallel
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#pragma omp sections firstprivate(g)
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{
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// LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
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// Skip temp vars for loop
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// LAMBDA: alloca i{{[0-9]+}},
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// LAMBDA: alloca i{{[0-9]+}},
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// LAMBDA: alloca i{{[0-9]+}},
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// LAMBDA: alloca i{{[0-9]+}},
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// LAMBDA: alloca i{{[0-9]+}},
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// LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
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// LAMBDA: [[G_VAL:%.+]] = load volatile i{{[0-9]+}}, i{{[0-9]+}}* [[G]]
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// LAMBDA: store i{{[0-9]+}} [[G_VAL]], i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
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// LAMBDA: call void @__kmpc_barrier(
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g = 1;
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// LAMBDA: call void @__kmpc_for_static_init_4(
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// LAMBDA: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
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// LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// LAMBDA: store i{{[0-9]+}}* [[G_PRIVATE_ADDR]], i{{[0-9]+}}** [[G_PRIVATE_ADDR_REF]]
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// LAMBDA: call void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
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// LAMBDA: call void @__kmpc_for_static_fini(
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// LAMBDA: call i32 @__kmpc_cancel_barrier(
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#pragma omp section
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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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g = 2;
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// LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
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// LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// LAMBDA: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_PTR_REF]]
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// LAMBDA: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[G_REF]]
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}();
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}
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}();
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return 0;
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#elif defined(BLOCKS)
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// BLOCKS: [[G:@.+]] = global i{{[0-9]+}} 1212,
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// BLOCKS-LABEL: @main
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// BLOCKS: call void {{%.+}}(i8
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^{
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// BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
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// BLOCKS: call void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
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#pragma omp parallel
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#pragma omp sections firstprivate(g)
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{
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// BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
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// Skip temp vars for loop
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// BLOCKS: alloca i{{[0-9]+}},
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// BLOCKS: alloca i{{[0-9]+}},
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// BLOCKS: alloca i{{[0-9]+}},
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// BLOCKS: alloca i{{[0-9]+}},
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// BLOCKS: alloca i{{[0-9]+}},
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// BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
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// BLOCKS: [[G_VAL:%.+]] = load volatile i{{[0-9]+}}, i{{[0-9]+}}* [[G]]
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// BLOCKS: store i{{[0-9]+}} [[G_VAL]], i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
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// BLOCKS: call void @__kmpc_barrier(
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g = 1;
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// BLOCKS: call void @__kmpc_for_static_init_4(
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// BLOCKS: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: call void {{%.+}}(i8
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// BLOCKS: call void @__kmpc_for_static_fini(
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// BLOCKS: call i32 @__kmpc_cancel_barrier(
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#pragma omp section
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^{
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// BLOCKS: define {{.+}} void {{@.+}}(i8*
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g = 2;
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: store i{{[0-9]+}} 2, i{{[0-9]+}}*
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// BLOCKS-NOT: [[G]]{{[[^:word:]]}}
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// BLOCKS: ret
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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 sections firstprivate(t_var, vec, s_arr, var) nowait
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{
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{
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vec[0] = t_var;
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s_arr[0] = var;
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}
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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: alloca i{{[0-9]+}},
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// CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
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// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
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// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
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// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
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// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
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// CHECK: call i32 @__kmpc_single(
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// firstprivate t_var(t_var)
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// CHECK: [[T_VAR_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR]],
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// CHECK: store i{{[0-9]+}} [[T_VAR_VAL]], i{{[0-9]+}}* [[T_VAR_PRIV]],
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// firstprivate vec(vec)
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// CHECK: [[VEC_DEST:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_PRIV]] to i8*
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// CHECK: call void @llvm.memcpy.{{.+}}(i8* [[VEC_DEST]], i8* bitcast ([2 x i{{[0-9]+}}]* [[VEC]] to i8*),
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// firstprivate s_arr(s_arr)
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// CHECK: [[S_ARR_PRIV_BEGIN:%.+]] = getelementptr inbounds [2 x [[S_FLOAT_TY]]], [2 x [[S_FLOAT_TY]]]* [[S_ARR_PRIV]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// CHECK: [[S_ARR_PRIV_END:%.+]] = getelementptr [[S_FLOAT_TY]], [[S_FLOAT_TY]]* [[S_ARR_PRIV_BEGIN]], i{{[0-9]+}} 2
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// CHECK: [[IS_EMPTY:%.+]] = icmp eq [[S_FLOAT_TY]]* [[S_ARR_PRIV_BEGIN]], [[S_ARR_PRIV_END]]
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// CHECK: br i1 [[IS_EMPTY]], label %[[S_ARR_BODY_DONE:.+]], label %[[S_ARR_BODY:.+]]
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// CHECK: [[S_ARR_BODY]]
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// CHECK: getelementptr inbounds ([2 x [[S_FLOAT_TY]]], [2 x [[S_FLOAT_TY]]]* [[S_ARR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0)
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// CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
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// CHECK: call {{.*}} [[S_FLOAT_TY_COPY_CONSTR:@.+]]([[S_FLOAT_TY]]* {{.+}}, [[S_FLOAT_TY]]* {{.+}}, [[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: call {{.*}} [[ST_TY_DESTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: br i1 {{.+}}, label %{{.+}}, label %[[S_ARR_BODY]]
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// firstprivate var(var)
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// CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
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// CHECK: call {{.*}} [[S_FLOAT_TY_COPY_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]], [[S_FLOAT_TY]]* {{.*}} [[VAR]], [[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: call {{.*}} [[ST_TY_DESTR]]([[ST_TY]]* [[ST_TY_TEMP]])
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// ~(firstprivate var), ~(firstprivate s_arr)
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// CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
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// CHECK: call void @__kmpc_end_single(
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// CHECK: call void @__kmpc_barrier(%{{.+}}* [[IMPLICIT_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
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// CHECK: = call {{.*}}i{{.+}} [[TMAIN_INT:@.+]]()
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// CHECK: ret void
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// CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
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// CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
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// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
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// CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 4, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, i32*, [2 x i32]*, [2 x [[S_INT_TY]]]*, [[S_INT_TY]]*)* [[TMAIN_MICROTASK:@.+]] to void
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// CHECK: call {{.*}} [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
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// CHECK: ret
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//
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// CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}},
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// Skip temp vars for loop
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// CHECK: alloca i{{[0-9]+}},
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// CHECK: alloca i{{[0-9]+}},
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// CHECK: alloca i{{[0-9]+}},
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// CHECK: alloca i{{[0-9]+}},
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// CHECK: alloca i{{[0-9]+}},
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// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
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// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
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// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
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// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
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// CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_ADDR:%.+]],
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// CHECK: [[T_VAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** %
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// CHECK: [[VEC_REF:%.+]] = load [2 x i{{[0-9]+}}]*, [2 x i{{[0-9]+}}]** %
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// CHECK: [[S_ARR:%.+]] = load [2 x [[S_INT_TY]]]*, [2 x [[S_INT_TY]]]** %
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// CHECK: [[VAR_REF:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** %
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// firstprivate t_var(t_var)
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// CHECK: [[T_VAR_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_REF]],
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// CHECK: store i{{[0-9]+}} [[T_VAR_VAL]], i{{[0-9]+}}* [[T_VAR_PRIV]],
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// firstprivate vec(vec)
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// CHECK: [[VEC_DEST:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_PRIV]] to i8*
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// CHECK: [[VEC_SRC:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_REF]] to i8*
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// CHECK: call void @llvm.memcpy.{{.+}}(i8* [[VEC_DEST]], i8* [[VEC_SRC]],
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// firstprivate s_arr(s_arr)
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// CHECK: [[S_ARR_PRIV_BEGIN:%.+]] = getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[S_ARR_PRIV]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
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// CHECK: [[S_ARR_PRIV_END:%.+]] = getelementptr [[S_INT_TY]], [[S_INT_TY]]* [[S_ARR_PRIV_BEGIN]], i{{[0-9]+}} 2
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// CHECK: [[IS_EMPTY:%.+]] = icmp eq [[S_INT_TY]]* [[S_ARR_PRIV_BEGIN]], [[S_ARR_PRIV_END]]
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// CHECK: br i1 [[IS_EMPTY]], label %[[S_ARR_BODY_DONE:.+]], label %[[S_ARR_BODY:.+]]
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// CHECK: [[S_ARR_BODY]]
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// CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
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// CHECK: call {{.*}} [[S_INT_TY_COPY_CONSTR:@.+]]([[S_INT_TY]]* {{.+}}, [[S_INT_TY]]* {{.+}}, [[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: call {{.*}} [[ST_TY_DESTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: br i1 {{.+}}, label %{{.+}}, label %[[S_ARR_BODY]]
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// firstprivate var(var)
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// CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
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// CHECK: call {{.*}} [[S_INT_TY_COPY_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]], [[S_INT_TY]]* {{.*}} [[VAR_REF]], [[ST_TY]]* [[ST_TY_TEMP]])
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// CHECK: call {{.*}} [[ST_TY_DESTR]]([[ST_TY]]* [[ST_TY_TEMP]])
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// Synchronization for initialization.
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// CHECK: [[GTID_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[GTID_ADDR_ADDR]]
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// CHECK: [[GTID:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[GTID_REF]]
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// CHECK: call void @__kmpc_barrier(%{{.+}}* [[IMPLICIT_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
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// CHECK: call void @__kmpc_for_static_init_4(
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// CHECK: call void @__kmpc_for_static_fini(
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// ~(firstprivate var), ~(firstprivate s_arr)
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// CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
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// CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]*
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// CHECK: [[GTID_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[GTID_ADDR_ADDR]]
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// CHECK: [[GTID:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[GTID_REF]]
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// CHECK: call i32 @__kmpc_cancel_barrier(%{{.+}}* [[SECTIONS_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
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// CHECK: ret void
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#endif
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