derek.holloway
7502bf64a4
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117 lines
6.9 KiB
Fortran
117 lines
6.9 KiB
Fortran
! This test checks lowering of OpenACC reduction clause.
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! RUN: %flang_fc1 -fopenacc -emit-hlfir -o - %s 2>&1 | FileCheck %s -check-prefix=LEGACY
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! RUN: %flang_fc1 -fopenacc -emit-hlfir -ffp-maxmin-behavior=legacy -o - %s 2>&1 | FileCheck %s -check-prefix=LEGACY
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! RUN: %flang_fc1 -fopenacc -emit-hlfir -ffp-maxmin-behavior=extremum -o - %s 2>&1 | FileCheck %s -check-prefix=EXTREMUM
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! RUN: %flang_fc1 -fopenacc -emit-hlfir -ffp-maxmin-behavior=extremenum -o - %s 2>&1 | FileCheck %s -check-prefix=EXTREMENUM
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! TODO: we should get rid of the legacy mode to make the generation of
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! arith.max/minnumf straightforward for portable mode + nsz + nnan:
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! RUN: %flang_fc1 -fopenacc -emit-hlfir -ffp-maxmin-behavior=portable -fno-signed-zeros -menable-no-nans -o - %s 2>&1 | FileCheck %s -check-prefix=PORTABLE-NANNSZ
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subroutine acc_scalar_reduction_max(a)
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real :: a
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!$acc parallel reduction(max:a)
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!$acc end parallel
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end subroutine acc_scalar_reduction_max
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subroutine acc_array_reduction_max(a)
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real :: a(10)
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!$acc parallel reduction(max:a)
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!$acc end parallel
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end subroutine acc_array_reduction_max
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subroutine acc_scalar_reduction_min(a)
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real :: a
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!$acc parallel reduction(min:a)
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!$acc end parallel
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end subroutine acc_scalar_reduction_min
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subroutine acc_array_reduction_min(a)
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real :: a(10)
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!$acc parallel reduction(min:a)
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!$acc end parallel
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end subroutine acc_array_reduction_min
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! LEGACY-LABEL: acc.reduction.recipe @reduction_min_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <min> init {
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! LEGACY: } combiner {
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! LEGACY: fir.do_loop
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! LEGACY: %[[CMPF_0:.*]] = arith.cmpf olt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<contract> : f32
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! LEGACY: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! LEGACY-LABEL: acc.reduction.recipe @reduction_min_ref_f32 : !fir.ref<f32> reduction_operator <min> init {
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! LEGACY: } combiner {
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! LEGACY: %[[CMPF_0:.*]] = arith.cmpf olt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<contract> : f32
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! LEGACY: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! LEGACY-LABEL: acc.reduction.recipe @reduction_max_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <max> init {
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! LEGACY: } combiner {
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! LEGACY: fir.do_loop
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! LEGACY: %[[CMPF_0:.*]] = arith.cmpf ogt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<contract> : f32
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! LEGACY: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! LEGACY-LABEL: acc.reduction.recipe @reduction_max_ref_f32 : !fir.ref<f32> reduction_operator <max> init {
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! LEGACY: } combiner {
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! LEGACY: %[[CMPF_0:.*]] = arith.cmpf ogt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<contract> : f32
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! LEGACY: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! EXTREMUM-LABEL: acc.reduction.recipe @reduction_minimumf_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <minimumf> init {
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! EXTREMUM: } combiner {
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! EXTREMUM: fir.do_loop
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! EXTREMUM: %[[MINIMUMF_0:.*]] = arith.minimumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMUM-LABEL: acc.reduction.recipe @reduction_minimumf_ref_f32 : !fir.ref<f32> reduction_operator <minimumf> init {
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! EXTREMUM: %[[CST:.*]] = arith.constant 3.40282347E+38 : f32
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! EXTREMUM: } combiner {
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! EXTREMUM: %[[MINIMUMF_0:.*]] = arith.minimumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMUM-LABEL: acc.reduction.recipe @reduction_maximumf_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <maximumf> init {
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! EXTREMUM: } combiner {
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! EXTREMUM: fir.do_loop
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! EXTREMUM: %[[MAXIMUMF_0:.*]] = arith.maximumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMUM-LABEL: acc.reduction.recipe @reduction_maximumf_ref_f32 : !fir.ref<f32> reduction_operator <maximumf> init {
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! EXTREMUM-LABEL: } combiner {
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! EXTREMUM: %[[MAXIMUMF_0:.*]] = arith.maximumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMENUM-LABEL: acc.reduction.recipe @reduction_minnumf_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <minnumf> init {
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! EXTREMENUM: } combiner {
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! EXTREMENUM: fir.do_loop
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! EXTREMENUM: %[[MINNUMF_0:.*]] = arith.minnumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMENUM-LABEL: acc.reduction.recipe @reduction_minnumf_ref_f32 : !fir.ref<f32> reduction_operator <minnumf> init {
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! EXTREMENUM: %[[CST:.*]] = arith.constant 3.40282347E+38 : f32
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! EXTREMENUM: } combiner {
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! EXTREMENUM: %[[MINNUMF_0:.*]] = arith.minnumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMENUM-LABEL: acc.reduction.recipe @reduction_maxnumf_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <maxnumf> init {
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! EXTREMENUM: } combiner {
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! EXTREMENUM: fir.do_loop
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! EXTREMENUM: %[[MAXNUMF_0:.*]] = arith.maxnumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! EXTREMENUM-LABEL: acc.reduction.recipe @reduction_maxnumf_ref_f32 : !fir.ref<f32> reduction_operator <maxnumf> init {
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! EXTREMENUM-LABEL: } combiner {
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! EXTREMENUM: %[[MAXNUMF_0:.*]] = arith.maxnumf %{{.*}}, %{{.*}} fastmath<contract> : f32
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! PORTABLE-NANNSZ-LABEL: acc.reduction.recipe @reduction_min_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <min> init {
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! PORTABLE-NANNSZ: } combiner {
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! PORTABLE-NANNSZ: fir.do_loop
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! PORTABLE-NANNSZ: %[[CMPF_0:.*]] = arith.cmpf olt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<nnan,nsz,contract> : f32
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! PORTABLE-NANNSZ: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! PORTABLE-NANNSZ-LABEL: acc.reduction.recipe @reduction_min_ref_f32 : !fir.ref<f32> reduction_operator <min> init {
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! PORTABLE-NANNSZ: } combiner {
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! PORTABLE-NANNSZ: %[[CMPF_0:.*]] = arith.cmpf olt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<nnan,nsz,contract> : f32
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! PORTABLE-NANNSZ: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! PORTABLE-NANNSZ-LABEL: acc.reduction.recipe @reduction_max_ref_10xf32 : !fir.ref<!fir.array<10xf32>> reduction_operator <max> init {
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! PORTABLE-NANNSZ: } combiner {
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! PORTABLE-NANNSZ: fir.do_loop
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! PORTABLE-NANNSZ: %[[CMPF_0:.*]] = arith.cmpf ogt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<nnan,nsz,contract> : f32
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! PORTABLE-NANNSZ: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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! PORTABLE-NANNSZ-LABEL: acc.reduction.recipe @reduction_max_ref_f32 : !fir.ref<f32> reduction_operator <max> init {
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! PORTABLE-NANNSZ: } combiner {
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! PORTABLE-NANNSZ: %[[CMPF_0:.*]] = arith.cmpf ogt, %[[LOAD_1:.*]], %[[LOAD_0:.*]] fastmath<nnan,nsz,contract> : f32
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! PORTABLE-NANNSZ: %[[SELECT_0:.*]] = arith.select %[[CMPF_0]], %[[LOAD_1]], %[[LOAD_0]] : f32
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