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TheRock/compiler/amd-llvm/flang/test/Lower/OpenMP/master.f90
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

100 lines
2.5 KiB
Fortran

!RUN: %flang_fc1 -emit-hlfir -fopenmp %s -o - | FileCheck %s
!===============================================================================
! parallel construct with function call which has master construct internally
!===============================================================================
!CHECK-LABEL: func @_QPomp_master
subroutine omp_master()
!CHECK: omp.master {
!$omp master
!CHECK: fir.call @_QPmaster() {{.*}}: () -> ()
call master()
!CHECK: omp.terminator
!$omp end master
end subroutine omp_master
!CHECK-LABEL: func @_QPparallel_function_master
subroutine parallel_function_master()
!CHECK: omp.parallel {
!$omp parallel
!CHECK: fir.call @_QPfoo() {{.*}}: () -> ()
call foo()
!CHECK: omp.terminator
!$omp end parallel
end subroutine parallel_function_master
!===============================================================================
! master construct nested inside parallel construct
!===============================================================================
!CHECK-LABEL: func @_QPomp_parallel_master
subroutine omp_parallel_master()
!CHECK: omp.parallel {
!$omp parallel
!CHECK: fir.call @_QPparallel() {{.*}}: () -> ()
call parallel()
!CHECK: omp.master {
!$omp master
!CHECK: fir.call @_QPparallel_master() {{.*}}: () -> ()
call parallel_master()
!CHECK: omp.terminator
!$omp end master
!CHECK: omp.terminator
!$omp end parallel
end subroutine omp_parallel_master
!===============================================================================
! master construct nested inside parallel construct with conditional flow
!===============================================================================
!CHECK-LABEL: func @_QPomp_master_parallel
subroutine omp_master_parallel()
integer :: alpha, beta, gama
alpha = 4
beta = 5
gama = 6
!CHECK: omp.master {
!$omp master
!CHECK: %{{.*}} = fir.load %{{.*}}
!CHECK: %{{.*}} = fir.load %{{.*}}
!CHECK: %[[RESULT:.*]] = arith.cmpi sge, %{{.*}}, %{{.*}}
!CHECK: fir.if %[[RESULT]] {
if (alpha .ge. gama) then
!CHECK: omp.parallel {
!$omp parallel
!CHECK: fir.call @_QPinside_if_parallel() {{.*}}: () -> ()
call inside_if_parallel()
!CHECK: omp.terminator
!$omp end parallel
!CHECK: %{{.*}} = fir.load %{{.*}}
!CHECK: %{{.*}} = fir.load %{{.*}}
!CHECK: %{{.*}} = arith.addi %{{.*}}, %{{.*}}
!CHECK: hlfir.assign %{{.*}} to %{{.*}}#0 : i32, !fir.ref<i32>
beta = alpha + gama
end if
!CHECK: }
!CHECK: omp.terminator
!$omp end master
end subroutine omp_master_parallel