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irbuilder_nested_openmp_parallel_empty.c
124 lines (117 loc) · 6.13 KB
/
irbuilder_nested_openmp_parallel_empty.c
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// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py
// RUN: %clang_cc1 -verify -fopenmp -fopenmp-enable-irbuilder -x c++ -emit-llvm %s -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -o - | FileCheck %s --check-prefixes=ALL,IRBUILDER
// %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o /tmp/t1 %s
// %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -debug-info-kind=limited -std=c++11 -include-pch /tmp/t1 -verify %s -emit-llvm -o - | FileCheck --check-prefixes=ALL-DEBUG,IRBUILDER-DEBUG %s
// expected-no-diagnostics
// TODO: Teach the update script to check new functions too.
#ifndef HEADER
#define HEADER
// ALL-LABEL: @_Z17nested_parallel_0v(
// ALL-NEXT: entry:
// ALL-NEXT: [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1:[0-9]+]])
// ALL-NEXT: br label [[OMP_PARALLEL:%.*]]
// ALL: omp_parallel:
// ALL-NEXT: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 0, void (i32*, i32*, ...)* bitcast (void (i32*, i32*)* @_Z17nested_parallel_0v..omp_par.1 to void (i32*, i32*, ...)*))
// ALL-NEXT: br label [[OMP_PAR_OUTLINED_EXIT12:%.*]]
// ALL: omp.par.outlined.exit12:
// ALL-NEXT: br label [[OMP_PAR_EXIT_SPLIT:%.*]]
// ALL: omp.par.exit.split:
// ALL-NEXT: ret void
//
void nested_parallel_0(void) {
#pragma omp parallel
{
#pragma omp parallel
{
}
}
}
// ALL-LABEL: @_Z17nested_parallel_1Pfid(
// ALL-NEXT: entry:
// ALL-NEXT: [[STRUCTARG14:%.*]] = alloca { i32*, double*, float** }, align 8
// ALL-NEXT: [[R_ADDR:%.*]] = alloca float*, align 8
// ALL-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4
// ALL-NEXT: [[B_ADDR:%.*]] = alloca double, align 8
// ALL-NEXT: store float* [[R:%.*]], float** [[R_ADDR]], align 8
// ALL-NEXT: store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
// ALL-NEXT: store double [[B:%.*]], double* [[B_ADDR]], align 8
// ALL-NEXT: [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
// ALL-NEXT: br label [[OMP_PARALLEL:%.*]]
// ALL: omp_parallel:
// ALL-NEXT: [[GEP_A_ADDR15:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG14]], i32 0, i32 0
// ALL-NEXT: store i32* [[A_ADDR]], i32** [[GEP_A_ADDR15]], align 8
// ALL-NEXT: [[GEP_B_ADDR16:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG14]], i32 0, i32 1
// ALL-NEXT: store double* [[B_ADDR]], double** [[GEP_B_ADDR16]], align 8
// ALL-NEXT: [[GEP_R_ADDR17:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG14]], i32 0, i32 2
// ALL-NEXT: store float** [[R_ADDR]], float*** [[GEP_R_ADDR17]], align 8
// ALL-NEXT: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, { i32*, double*, float** }*)* @_Z17nested_parallel_1Pfid..omp_par.2 to void (i32*, i32*, ...)*), { i32*, double*, float** }* [[STRUCTARG14]])
// ALL-NEXT: br label [[OMP_PAR_OUTLINED_EXIT13:%.*]]
// ALL: omp.par.outlined.exit13:
// ALL-NEXT: br label [[OMP_PAR_EXIT_SPLIT:%.*]]
// ALL: omp.par.exit.split:
// ALL-NEXT: ret void
//
void nested_parallel_1(float *r, int a, double b) {
#pragma omp parallel
{
#pragma omp parallel
{
*r = a + b;
}
}
}
// ALL-LABEL: @_Z17nested_parallel_2Pfid(
// ALL-NEXT: entry:
// ALL-NEXT: [[STRUCTARG:%.*]] = alloca { i32*, double*, float** }, align 8
// ALL-NEXT: [[R_ADDR:%.*]] = alloca float*, align 8
// ALL-NEXT: [[A_ADDR:%.*]] = alloca i32, align 4
// ALL-NEXT: [[B_ADDR:%.*]] = alloca double, align 8
// ALL-NEXT: store float* [[R:%.*]], float** [[R_ADDR]], align 8
// ALL-NEXT: store i32 [[A:%.*]], i32* [[A_ADDR]], align 4
// ALL-NEXT: store double [[B:%.*]], double* [[B_ADDR]], align 8
// ALL-NEXT: [[OMP_GLOBAL_THREAD_NUM:%.*]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* @[[GLOB1]])
// ALL-NEXT: br label [[OMP_PARALLEL:%.*]]
// ALL: omp_parallel:
// ALL-NEXT: [[GEP_A_ADDR:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG]], i32 0, i32 0
// ALL-NEXT: store i32* [[A_ADDR]], i32** [[GEP_A_ADDR]], align 8
// ALL-NEXT: [[GEP_B_ADDR:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG]], i32 0, i32 1
// ALL-NEXT: store double* [[B_ADDR]], double** [[GEP_B_ADDR]], align 8
// ALL-NEXT: [[GEP_R_ADDR:%.*]] = getelementptr { i32*, double*, float** }, { i32*, double*, float** }* [[STRUCTARG]], i32 0, i32 2
// ALL-NEXT: store float** [[R_ADDR]], float*** [[GEP_R_ADDR]], align 8
// ALL-NEXT: call void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%struct.ident_t* @[[GLOB1]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, { i32*, double*, float** }*)* @_Z17nested_parallel_2Pfid..omp_par.5 to void (i32*, i32*, ...)*), { i32*, double*, float** }* [[STRUCTARG]])
// ALL-NEXT: br label [[OMP_PAR_OUTLINED_EXIT55:%.*]]
// ALL: omp.par.outlined.exit55:
// ALL-NEXT: br label [[OMP_PAR_EXIT_SPLIT:%.*]]
// ALL: omp.par.exit.split:
// ALL-NEXT: [[TMP0:%.*]] = load i32, i32* [[A_ADDR]], align 4
// ALL-NEXT: [[CONV56:%.*]] = sitofp i32 [[TMP0]] to double
// ALL-NEXT: [[TMP1:%.*]] = load double, double* [[B_ADDR]], align 8
// ALL-NEXT: [[ADD57:%.*]] = fadd double [[CONV56]], [[TMP1]]
// ALL-NEXT: [[CONV58:%.*]] = fptrunc double [[ADD57]] to float
// ALL-NEXT: [[TMP2:%.*]] = load float*, float** [[R_ADDR]], align 8
// ALL-NEXT: store float [[CONV58]], float* [[TMP2]], align 4
// ALL-NEXT: ret void
//
void nested_parallel_2(float *r, int a, double b) {
#pragma omp parallel
{
*r = a + b;
#pragma omp parallel
{
*r = a + b;
#pragma omp parallel
{
*r = a + b;
}
*r = a + b;
#pragma omp parallel
{
*r = a + b;
}
*r = a + b;
}
*r = a + b;
}
*r = a + b;
}
#endif