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TheRock/compiler/amd-llvm/flang/test/Lower/Intrinsics/ieee_rounding.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

42 lines
3.1 KiB
Fortran

! RUN: bbc -emit-hlfir -o - %s | FileCheck %s
! CHECK-LABEL: func.func @_QQmain
program r
use ieee_arithmetic
! CHECK: %[[V_56:[0-9]+]] = fir.alloca !fir.type<_QM__fortran_builtinsT__builtin_ieee_round_type{_QM__fortran_builtinsT__builtin_ieee_round_type.mode:i8}> {bindc_name = "round_value", uniq_name = "_QFEround_value"}
! CHECK: %[[V_57:[0-9]+]]:2 = hlfir.declare %[[V_56]] {uniq_name = "_QFEround_value"}
type(ieee_round_type) :: round_value
! CHECK: fir.if %true{{[_0-9]*}} {
if (ieee_support_rounding(ieee_down)) then
! CHECK: %[[V_63:[0-9]+]] = fir.coordinate_of %[[V_57]]#0, _QM__fortran_builtinsT__builtin_ieee_round_type.mode : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_ieee_round_type{_QM__fortran_builtinsT__builtin_ieee_round_type.mode:i8}>>) -> !fir.ref<i8>
! CHECK: %[[V_64:[0-9]+]] = fir.call @llvm.get.rounding() fastmath<contract> : () -> i32
! CHECK: %[[V_65:[0-9]+]] = fir.convert %[[V_64]] : (i32) -> i8
! CHECK: fir.store %[[V_65]] to %[[V_63]] : !fir.ref<i8>
call ieee_get_rounding_mode(round_value)
! CHECK: %[[V_66:[0-9]+]] = fir.address_of(@_QQro._QM__fortran_builtinsT__builtin_ieee_round_type.0) : !fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_ieee_round_type{_QM__fortran_builtinsT__builtin_ieee_round_type.mode:i8}>>
! CHECK: %[[V_67:[0-9]+]]:2 = hlfir.declare %[[V_66]]
! CHECK: %[[V_69:[0-9]+]] = fir.coordinate_of %[[V_67]]#0, _QM__fortran_builtinsT__builtin_ieee_round_type.mode : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_ieee_round_type{_QM__fortran_builtinsT__builtin_ieee_round_type.mode:i8}>>) -> !fir.ref<i8>
! CHECK: %[[V_70:[0-9]+]] = fir.load %[[V_69]] : !fir.ref<i8>
! CHECK: %[[V_71:[0-9]+]] = arith.shli %c-1{{.*}}, %c2{{.*}} : i8
! CHECK: %[[V_72:[0-9]+]] = arith.andi %[[V_70]], %[[V_71]] : i8
! CHECK: %[[V_73:[0-9]+]] = arith.cmpi eq, %[[V_72]], %c0{{.*}} : i8
! CHECK: %[[V_74:[0-9]+]] = arith.select %[[V_73]], %[[V_70]], %c1{{.*}} : i8
! CHECK: %[[V_75:[0-9]+]] = fir.convert %[[V_74]] : (i8) -> i32
! CHECK: fir.call @llvm.set.rounding(%[[V_75]]) fastmath<contract> : (i32) -> ()
call ieee_set_rounding_mode(ieee_down)
print*, 'ok'
! CHECK: %[[V_86:[0-9]+]] = fir.coordinate_of %[[V_57]]#0, _QM__fortran_builtinsT__builtin_ieee_round_type.mode : (!fir.ref<!fir.type<_QM__fortran_builtinsT__builtin_ieee_round_type{_QM__fortran_builtinsT__builtin_ieee_round_type.mode:i8}>>) -> !fir.ref<i8>
! CHECK: %[[V_87:[0-9]+]] = fir.load %[[V_86]] : !fir.ref<i8>
! CHECK: %[[V_88:[0-9]+]] = arith.shli %c-1{{.*}}, %c2{{.*}} : i8
! CHECK: %[[V_89:[0-9]+]] = arith.andi %[[V_87]], %[[V_88]] : i8
! CHECK: %[[V_90:[0-9]+]] = arith.cmpi eq, %[[V_89]], %c0{{.*}} : i8
! CHECK: %[[V_91:[0-9]+]] = arith.select %[[V_90]], %[[V_87]], %c1{{.*}} : i8
! CHECK: %[[V_92:[0-9]+]] = fir.convert %[[V_91]] : (i8) -> i32
! CHECK: fir.call @llvm.set.rounding(%[[V_92]]) fastmath<contract> : (i32) -> ()
call ieee_set_rounding_mode(round_value)
endif
end