xref: /llvm-project/llvm/test/Transforms/EarlyCSE/math-2.ll (revision caa0e42ceb6e671d68b8b8e1d04f136696a4228b)

; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=early-cse -earlycse-debug-hash -S -o - %s | FileCheck %s

declare double @atan2(double, double) #0
define double @f_atan2() {
; CHECK-LABEL: @f_atan2(
; CHECK-NEXT:    ret double 0x3FDDAC6{{.+}}
;
  %res = tail call fast double @atan2(double 1.0, double 2.0)
  ret double %res
}

declare float @fmodf(float, float) #0
define float @f_fmodf() {
; CHECK-LABEL: @f_fmodf(
; CHECK-NEXT:    ret float 1.000000e+00
;
  %res = tail call fast float @fmodf(float 1.0, float 2.0)
  ret float %res
}

declare float @remainderf(float, float) #0
define float @f_remainderf_fold1() {
; CHECK-LABEL: @f_remainderf_fold1(
; CHECK-NEXT:    ret float 1.000000e+00
;
  %res = tail call fast float @remainderf(float 1.0, float 2.0)
  ret float %res
}

define float @f_remainderf_fold2() {
; CHECK-LABEL: @f_remainderf_fold2(
; CHECK-NEXT:    ret float -5.000000e-01
;
  %res = tail call fast float @remainderf(float 1.5, float 1.0)
  ret float %res
}

define float @f_remainderf_nofold() {
; CHECK-LABEL: @f_remainderf_nofold(
; CHECK-NEXT:    [[RES:%.*]] = tail call fast float @remainderf(float 1.000000e+00, float 0.000000e+00)
; CHECK-NEXT:    ret float [[RES]]
;
  %res = tail call fast float @remainderf(float 1.0, float 0.0)
  ret float %res
}

declare double @remainder(double, double) #0
define double @f_remainder_fold1() {
; CHECK-LABEL: @f_remainder_fold1(
; CHECK-NEXT:    ret double 1.000000e+00
;
  %res = tail call fast double @remainder(double 1.0, double 2.0)
  ret double %res
}

define double @f_remainder_fold2() {
; CHECK-LABEL: @f_remainder_fold2(
; CHECK-NEXT:    ret double -5.000000e-01
;
  %res = tail call fast double @remainder(double 1.5, double 1.0)
  ret double %res
}

define double @f_remainder_nofold() {
; CHECK-LABEL: @f_remainder_nofold(
; CHECK-NEXT:    [[RES:%.*]] = tail call fast double @remainder(double 1.000000e+00, double 0.000000e+00)
; CHECK-NEXT:    ret double [[RES]]
;
  %res = tail call fast double @remainder(double 1.0, double 0.0)
  ret double %res
}

declare double @pow(double, double) #0
define double @f_pow() {
; CHECK-LABEL: @f_pow(
; CHECK-NEXT:    ret double 1.000000e+00
;
  %res = tail call fast double @pow(double 1.0, double 2.0)
  ret double %res
}

declare float @llvm.pow.f32(float, float)
define float @i_powf() {
; CHECK-LABEL: @i_powf(
; CHECK-NEXT:    ret float 1.000000e+00
;
  %res = tail call fast float @llvm.pow.f32(float 1.0, float 2.0)
  ret float %res
}

declare double @llvm.powi.f64.i32(double, i32)
define double @i_powi() {
; CHECK-LABEL: @i_powi(
; CHECK-NEXT:    ret double 1.000000e+00
;
  %res = tail call fast double @llvm.powi.f64.i32(double 1.0, i32 2)
  ret double %res
}

; Make sure that the type is correct after constant folding

define half @pr98665() {
; CHECK-LABEL: @pr98665(
; CHECK-NEXT:    ret half 0xH3C00
;
  %x = call half @llvm.powi.f16.i32(half 0xH3C00, i32 1)
  ret half %x
}

define float @powi_f32() {
; CHECK-LABEL: @powi_f32(
; CHECK-NEXT:    ret float 0.000000e+00
;
  %y = call float @llvm.powi.f32.i32(float 0.0, i32 10)
  ret float %y
}

attributes #0 = { nofree nounwind willreturn }