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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -instcombine -S | FileCheck %s
declare double @llvm.cos.f64(double %Val)
declare float @llvm.cos.f32(float %Val)
declare <2 x float> @llvm.cos.v2f32(<2 x float> %Val)
declare float @llvm.fabs.f32(float %Val)
declare <2 x float> @llvm.fabs.v2f32(<2 x float> %Val)
define double @undef_arg() {
; CHECK-LABEL: @undef_arg(
; CHECK-NEXT: ret double 0.000000e+00
;
%r = call double @llvm.cos.f64(double undef)
ret double %r
}
define float @undef_arg2(float %d) {
; CHECK-LABEL: @undef_arg2(
; CHECK-NEXT: [[COSVAL:%.*]] = call float @llvm.cos.f32(float [[D:%.*]])
; CHECK-NEXT: [[FSUM:%.*]] = fadd float [[COSVAL]], 0.000000e+00
; CHECK-NEXT: ret float [[FSUM]]
;
%cosval = call float @llvm.cos.f32(float %d)
%cosval2 = call float @llvm.cos.f32(float undef)
%fsum = fadd float %cosval2, %cosval
ret float %fsum
}
define float @fneg_f32(float %x) {
; CHECK-LABEL: @fneg_f32(
; CHECK-NEXT: [[COS:%.*]] = call float @llvm.cos.f32(float [[X:%.*]])
; CHECK-NEXT: ret float [[COS]]
;
%x.fneg = fsub float -0.0, %x
%cos = call float @llvm.cos.f32(float %x.fneg)
ret float %cos
}
define float @unary_fneg_f32(float %x) {
; CHECK-LABEL: @unary_fneg_f32(
; CHECK-NEXT: [[COS:%.*]] = call float @llvm.cos.f32(float [[X:%.*]])
; CHECK-NEXT: ret float [[COS]]
;
%x.fneg = fneg float %x
%cos = call float @llvm.cos.f32(float %x.fneg)
ret float %cos
}
define <2 x float> @fneg_v2f32(<2 x float> %x) {
; CHECK-LABEL: @fneg_v2f32(
; CHECK-NEXT: [[COS:%.*]] = call <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[COS]]
;
%x.fneg = fsub <2 x float> <float -0.0, float -0.0>, %x
%cos = call <2 x float> @llvm.cos.v2f32(<2 x float> %x.fneg)
ret <2 x float> %cos
}
define <2 x float> @unary_fneg_v2f32(<2 x float> %x) {
; CHECK-LABEL: @unary_fneg_v2f32(
; CHECK-NEXT: [[COS:%.*]] = call <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[COS]]
;
%x.fneg = fneg <2 x float> %x
%cos = call <2 x float> @llvm.cos.v2f32(<2 x float> %x.fneg)
ret <2 x float> %cos
}
; FMF are not required, but they should propagate.
define <2 x float> @fneg_cos_fmf(<2 x float> %x){
; CHECK-LABEL: @fneg_cos_fmf(
; CHECK-NEXT: [[R:%.*]] = call nnan afn <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fsub fast <2 x float> <float -0.0, float -0.0>, %x
%r = call nnan afn <2 x float> @llvm.cos.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
define <2 x float> @unary_fneg_cos_fmf(<2 x float> %x){
; CHECK-LABEL: @unary_fneg_cos_fmf(
; CHECK-NEXT: [[R:%.*]] = call nnan afn <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fneg fast <2 x float> %x
%r = call nnan afn <2 x float> @llvm.cos.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
define float @fabs_f32(float %x) {
; CHECK-LABEL: @fabs_f32(
; CHECK-NEXT: [[COS:%.*]] = call float @llvm.cos.f32(float [[X:%.*]])
; CHECK-NEXT: ret float [[COS]]
;
%x.fabs = call float @llvm.fabs.f32(float %x)
%cos = call float @llvm.cos.f32(float %x.fabs)
ret float %cos
}
define float @fabs_fneg_f32(float %x) {
; CHECK-LABEL: @fabs_fneg_f32(
; CHECK-NEXT: [[COS:%.*]] = call float @llvm.cos.f32(float [[X:%.*]])
; CHECK-NEXT: ret float [[COS]]
;
%x.fabs = call float @llvm.fabs.f32(float %x)
%x.fabs.fneg = fsub float -0.0, %x.fabs
%cos = call float @llvm.cos.f32(float %x.fabs.fneg)
ret float %cos
}
define float @fabs_unary_fneg_f32(float %x) {
; CHECK-LABEL: @fabs_unary_fneg_f32(
; CHECK-NEXT: [[COS:%.*]] = call float @llvm.cos.f32(float [[X:%.*]])
; CHECK-NEXT: ret float [[COS]]
;
%x.fabs = call float @llvm.fabs.f32(float %x)
%x.fabs.fneg = fneg float %x.fabs
%cos = call float @llvm.cos.f32(float %x.fabs.fneg)
ret float %cos
}
define <2 x float> @fabs_fneg_v2f32(<2 x float> %x) {
; CHECK-LABEL: @fabs_fneg_v2f32(
; CHECK-NEXT: [[COS:%.*]] = call <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[COS]]
;
%x.fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %x)
%x.fabs.fneg = fsub <2 x float> <float -0.0, float -0.0>, %x.fabs
%cos = call <2 x float> @llvm.cos.v2f32(<2 x float> %x.fabs.fneg)
ret <2 x float> %cos
}
define <2 x float> @fabs_unary_fneg_v2f32(<2 x float> %x) {
; CHECK-LABEL: @fabs_unary_fneg_v2f32(
; CHECK-NEXT: [[COS:%.*]] = call <2 x float> @llvm.cos.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: ret <2 x float> [[COS]]
;
%x.fabs = call <2 x float> @llvm.fabs.v2f32(<2 x float> %x)
%x.fabs.fneg = fneg <2 x float> %x.fabs
%cos = call <2 x float> @llvm.cos.v2f32(<2 x float> %x.fabs.fneg)
ret <2 x float> %cos
}
; Negate is canonicalized after sin.
declare <2 x float> @llvm.sin.v2f32(<2 x float>)
define <2 x float> @fneg_sin(<2 x float> %x){
; CHECK-LABEL: @fneg_sin(
; CHECK-NEXT: [[TMP1:%.*]] = call <2 x float> @llvm.sin.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: [[R:%.*]] = fneg <2 x float> [[TMP1]]
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fsub <2 x float> <float -0.0, float -0.0>, %x
%r = call <2 x float> @llvm.sin.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
define <2 x float> @unary_fneg_sin(<2 x float> %x){
; CHECK-LABEL: @unary_fneg_sin(
; CHECK-NEXT: [[TMP1:%.*]] = call <2 x float> @llvm.sin.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: [[R:%.*]] = fneg <2 x float> [[TMP1]]
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fneg <2 x float> %x
%r = call <2 x float> @llvm.sin.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
; FMF are not required, but they should propagate.
define <2 x float> @fneg_sin_fmf(<2 x float> %x){
; CHECK-LABEL: @fneg_sin_fmf(
; CHECK-NEXT: [[TMP1:%.*]] = call nnan arcp afn <2 x float> @llvm.sin.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: [[R:%.*]] = fneg nnan arcp afn <2 x float> [[TMP1]]
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fsub fast <2 x float> <float -0.0, float -0.0>, %x
%r = call nnan arcp afn <2 x float> @llvm.sin.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
define <2 x float> @unary_fneg_sin_fmf(<2 x float> %x){
; CHECK-LABEL: @unary_fneg_sin_fmf(
; CHECK-NEXT: [[TMP1:%.*]] = call nnan arcp afn <2 x float> @llvm.sin.v2f32(<2 x float> [[X:%.*]])
; CHECK-NEXT: [[R:%.*]] = fneg nnan arcp afn <2 x float> [[TMP1]]
; CHECK-NEXT: ret <2 x float> [[R]]
;
%negx = fneg fast <2 x float> %x
%r = call nnan arcp afn <2 x float> @llvm.sin.v2f32(<2 x float> %negx)
ret <2 x float> %r
}
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