flang/test/Lower/Intrinsics/abs.f90

   1 ! RUN: bbc -emit-fir %s -o - | FileCheck %s --check-prefixes="CHECK,CMPLX,CMPLX-FAST"
   2 ! RUN: bbc -emit-fir --math-runtime=precise %s -o - | FileCheck %s --check-prefixes="CMPLX,CMPLX-PRECISE"
   3 ! RUN: bbc --disable-mlir-complex -emit-fir %s -o - | FileCheck %s --check-prefixes="CMPLX,CMPLX-PRECISE"
   4 ! RUN: %flang_fc1 -emit-fir %s -o - | FileCheck %s --check-prefixes="CHECK,CMPLX,CMPLX-FAST"
   5 ! RUN: %flang_fc1 -emit-fir -mllvm --math-runtime=precise %s -o - | FileCheck %s --check-prefixes="CMPLX,CMPLX-PRECISE"
   6 ! RUN: %flang_fc1 -emit-fir -mllvm --disable-mlir-complex %s -o - | FileCheck %s --check-prefixes="CMPLX,CMPLX-PRECISE"
   7
   8 ! Test abs intrinsic for various types (int, float, complex)
   9
  10 ! CHECK-LABEL: func @_QPabs_testi
  11 ! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<i32>{{.*}}, %[[VAL_1:.*]]: !fir.ref<i32>
  12 subroutine abs_testi(a, b)
  13 ! CHECK:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<i32>
  14 ! CHECK:  %[[VAL_3:.*]] = arith.constant 31 : i32
  15 ! CHECK:  %[[VAL_4:.*]] = arith.shrsi %[[VAL_2]], %[[VAL_3]] : i32
  16 ! CHECK:  %[[VAL_5:.*]] = arith.xori %[[VAL_2]], %[[VAL_4]] : i32
  17 ! CHECK:  %[[VAL_6:.*]] = arith.subi %[[VAL_5]], %[[VAL_4]] : i32
  18 ! CHECK:  fir.store %[[VAL_6]] to %[[VAL_1]] : !fir.ref<i32>
  19 ! CHECK:  return
  20   integer :: a, b
  21   b = abs(a)
  22 end subroutine
  23
  24 ! CHECK-LABEL: func @_QPabs_testi16
  25 ! CHECK-SAME: %[[VAL_0:.*]]: !fir.ref<i128>{{.*}}, %[[VAL_1:.*]]: !fir.ref<i128>
  26 subroutine abs_testi16(a, b)
  27 ! CHECK:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<i128>
  28 ! CHECK:  %[[VAL_3:.*]] = arith.constant 127 : i128
  29 ! CHECK:  %[[VAL_4:.*]] = arith.shrsi %[[VAL_2]], %[[VAL_3]] : i128
  30 ! CHECK:  %[[VAL_5:.*]] = arith.xori %[[VAL_2]], %[[VAL_4]] : i128
  31 ! CHECK:  %[[VAL_6:.*]] = arith.subi %[[VAL_5]], %[[VAL_4]] : i128
  32 ! CHECK:  fir.store %[[VAL_6]] to %[[VAL_1]] : !fir.ref<i128>
  33 ! CHECK:  return
  34   integer(kind=16) :: a, b
  35   b = abs(a)
  36 end subroutine
  37
  38 ! CHECK-LABEL: func @_QPabs_testh(
  39 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<f16>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f16>{{.*}}) {
  40 subroutine abs_testh(a, b)
  41 ! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<f16>
  42 ! CHECK: %[[VAL_2_1:.*]] = fir.convert %[[VAL_2]] : (f16) -> f32
  43 ! CHECK: %[[VAL_3:.*]] = math.absf %[[VAL_2_1]] {{.*}}: f32
  44 ! CHECK: %[[VAL_3_1:.*]] = fir.convert %[[VAL_3]] : (f32) -> f16
  45 ! CHECK: fir.store %[[VAL_3_1]] to %[[VAL_1]] : !fir.ref<f16>
  46 ! CHECK: return
  47   real(kind=2) :: a, b
  48   b = abs(a)
  49 end subroutine
  50
  51 ! CHECK-LABEL: func @_QPabs_testb(
  52 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<bf16>{{.*}}, %[[VAL_1:.*]]: !fir.ref<bf16>{{.*}}) {
  53 subroutine abs_testb(a, b)
  54 ! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<bf16>
  55 ! CHECK: %[[VAL_2_1:.*]] = fir.convert %[[VAL_2]] : (bf16) -> f32
  56 ! CHECK: %[[VAL_3:.*]] = math.absf %[[VAL_2_1]] {{.*}}: f32
  57 ! CHECK: %[[VAL_3_1:.*]] = fir.convert %[[VAL_3]] : (f32) -> bf16
  58 ! CHECK: fir.store %[[VAL_3_1]] to %[[VAL_1]] : !fir.ref<bf16>
  59 ! CHECK: return
  60   real(kind=3) :: a, b
  61   b = abs(a)
  62 end subroutine
  63
  64 ! CHECK-LABEL: func @_QPabs_testr(
  65 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<f32>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f32>{{.*}}) {
  66 subroutine abs_testr(a, b)
  67 ! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<f32>
  68 ! CHECK: %[[VAL_3:.*]] = math.absf %[[VAL_2]] {{.*}}: f32
  69 ! CHECK: fir.store %[[VAL_3]] to %[[VAL_1]] : !fir.ref<f32>
  70 ! CHECK: return
  71   real :: a, b
  72   b = abs(a)
  73 end subroutine
  74
  75 ! CHECK-LABEL: func @_QPabs_testd(
  76 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<f64>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f64>{{.*}}) {
  77 subroutine abs_testd(a, b)
  78 ! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<f64>
  79 ! CHECK: %[[VAL_3:.*]] = math.absf %[[VAL_2]] {{.*}}: f64
  80 ! CHECK: fir.store %[[VAL_3]] to %[[VAL_1]] : !fir.ref<f64>
  81 ! CHECK: return
  82   real(kind=8) :: a, b
  83   b = abs(a)
  84 end subroutine
  85
  86 ! CHECK-LABEL: func @_QPabs_testr16(
  87 ! CHECK-SAME:  %[[VAL_0:.*]]: !fir.ref<f128>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f128>{{.*}}) {
  88 subroutine abs_testr16(a, b)
  89 ! CHECK: %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<f128>
  90 ! CHECK: %[[VAL_3:.*]] = math.absf %[[VAL_2]] {{.*}}: f128
  91 ! CHECK: fir.store %[[VAL_3]] to %[[VAL_1]] : !fir.ref<f128>
  92 ! CHECK: return
  93   real(kind=16) :: a, b
  94   b = abs(a)
  95 end subroutine
  96
  97 ! CMPLX-LABEL: func @_QPabs_testzr(
  98 ! CMPLX-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.complex<4>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f32>{{.*}}) {
  99 subroutine abs_testzr(a, b)
 100 ! CMPLX:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.complex<4>>
 101 ! CMPLX-FAST: %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (!fir.complex<4>) -> complex<f32>
 102 ! CMPLX-FAST: %[[VAL_4:.*]] = complex.abs %[[VAL_3]] : complex<f32>
 103 ! CMPLX-PRECISE:  %[[VAL_4:.*]] = fir.call @cabsf(%[[VAL_2]]) {{.*}}: (!fir.complex<4>) -> f32
 104 ! CMPLX:  fir.store %[[VAL_4]] to %[[VAL_1]] : !fir.ref<f32>
 105 ! CMPLX:  return
 106   complex :: a
 107   real :: b
 108   b = abs(a)
 109 end subroutine abs_testzr
 110
 111 ! CMPLX-LABEL: func @_QPabs_testzd(
 112 ! CMPLX-SAME:  %[[VAL_0:.*]]: !fir.ref<!fir.complex<8>>{{.*}}, %[[VAL_1:.*]]: !fir.ref<f64>{{.*}}) {
 113 subroutine abs_testzd(a, b)
 114 ! CMPLX:  %[[VAL_2:.*]] = fir.load %[[VAL_0]] : !fir.ref<!fir.complex<8>>
 115 ! CMPLX-FAST: %[[VAL_3:.*]] = fir.convert %[[VAL_2]] : (!fir.complex<8>) -> complex<f64>
 116 ! CMPLX-FAST: %[[VAL_4:.*]] = complex.abs %[[VAL_3]] : complex<f64>
 117 ! CMPLX-PRECISE:  %[[VAL_4:.*]] = fir.call @cabs(%[[VAL_2]]) {{.*}}: (!fir.complex<8>) -> f64
 118 ! CMPLX:  fir.store %[[VAL_4]] to %[[VAL_1]] : !fir.ref<f64>
 119 ! CMPLX:  return
 120   complex(kind=8) :: a
 121   real(kind=8) :: b
 122   b = abs(a)
 123 end subroutine abs_testzd