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[X86][FMA] More thorough FMA tests 

Added FMADD/FMSUB/FNMADD/FNMSUB tests for all types

Added load folding tests for 512-bit vectors

NOTE: Many of the AVX512 FMA instructions don't yet commute/fold correctly

As discussed on D14909

llvm-svn: 254232
This commit is contained in:
Simon Pilgrim 2015-11-28 14:28:44 +00:00
parent 29412ee45f
commit 82f663d755
2 changed files with 561 additions and 237 deletions
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609
llvm/test/CodeGen/X86/fma_patterns.ll
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@ -5,21 +5,42 @@
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f,+avx512vl -fp-contract=fast | FileCheck %s --check-prefix=ALL --check-prefix=AVX512
;
; Patterns (+ fneg variants): add(mul(x,y),z), sub(mul(x,y),z)
; Pattern: (fadd (fmul x, y), z) -> (fmadd x,y,z)
;
define <4 x float> @test_x86_fmadd_ps(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fmadd_ps:
define float @test_f32_fmadd(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_f32_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213ss %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_f32_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddss %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_f32_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213ss %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul float %a0, %a1
%res = fadd float %x, %a2
ret float %res
}
define <4 x float> @test_4f32_fmadd(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_4f32_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_ps:
; FMA4-LABEL: test_4f32_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_ps:
; AVX512-LABEL: test_4f32_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
@ -28,79 +49,18 @@ define <4 x float> @test_x86_fmadd_ps(<4 x float> %a0, <4 x float> %a1, <4 x flo
ret <4 x float> %res
}
define <4 x float> @test_x86_fmsub_ps(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fmsub_ps:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_ps:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_ps:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <4 x float> %a0, %a1
%res = fsub <4 x float> %x, %a2
ret <4 x float> %res
}
define <4 x float> @test_x86_fnmadd_ps(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fnmadd_ps:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmadd_ps:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmadd_ps:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <4 x float> %a0, %a1
%res = fsub <4 x float> %a2, %x
ret <4 x float> %res
}
define <4 x float> @test_x86_fnmsub_ps(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fnmsub_ps:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmsub_ps:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmsub_ps:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <4 x float> %a0, %a1
%y = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %x
%res = fsub <4 x float> %y, %a2
ret <4 x float> %res
}
define <8 x float> @test_x86_fmadd_ps_y(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_x86_fmadd_ps_y:
define <8 x float> @test_8f32_fmadd(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_8f32_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_ps_y:
; FMA4-LABEL: test_8f32_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_ps_y:
; AVX512-LABEL: test_8f32_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
@ -109,79 +69,59 @@ define <8 x float> @test_x86_fmadd_ps_y(<8 x float> %a0, <8 x float> %a1, <8 x f
ret <8 x float> %res
}
define <8 x float> @test_x86_fmsub_ps_y(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_x86_fmsub_ps_y:
define double @test_f64_fmadd(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_f64_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: vfmadd213sd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_ps_y:
; FMA4-LABEL: test_f64_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: vfmaddsd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_ps_y:
; AVX512-LABEL: test_f64_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: vfmadd213sd %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%res = fsub <8 x float> %x, %a2
ret <8 x float> %res
%x = fmul double %a0, %a1
%res = fadd double %x, %a2
ret double %res
}
define <8 x float> @test_x86_fnmadd_ps_y(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_x86_fnmadd_ps_y:
define <2 x double> @test_2f64_fmadd(<2 x double> %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_2f64_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: vfmadd213pd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmadd_ps_y:
; FMA4-LABEL: test_2f64_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: vfmaddpd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmadd_ps_y:
; AVX512-LABEL: test_2f64_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: vfmadd213pd %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%res = fsub <8 x float> %a2, %x
ret <8 x float> %res
%x = fmul <2 x double> %a0, %a1
%res = fadd <2 x double> %x, %a2
ret <2 x double> %res
}
define <8 x float> @test_x86_fnmsub_ps_y(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_x86_fnmsub_ps_y:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmsub_ps_y:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmsub_ps_y:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%y = fsub <8 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %x
%res = fsub <8 x float> %y, %a2
ret <8 x float> %res
}
define <4 x double> @test_x86_fmadd_pd_y(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_x86_fmadd_pd_y:
define <4 x double> @test_4f64_fmadd(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_4f64_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213pd %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_pd_y:
; FMA4-LABEL: test_4f64_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddpd %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_pd_y:
; AVX512-LABEL: test_4f64_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213pd %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
@ -190,100 +130,83 @@ define <4 x double> @test_x86_fmadd_pd_y(<4 x double> %a0, <4 x double> %a1, <4
ret <4 x double> %res
}
define <4 x double> @test_x86_fmsub_pd_y(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_x86_fmsub_pd_y:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_pd_y:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
; Pattern: (fsub (fmul x, y), z) -> (fmsub x, y, z)
;
; AVX512-LABEL: test_x86_fmsub_pd_y:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <4 x double> %a0, %a1
%res = fsub <4 x double> %x, %a2
ret <4 x double> %res
}
define <2 x double> @test_x86_fmsub_pd(<2 x double> %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_x86_fmsub_pd:
define float @test_f32_fmsub(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_f32_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %xmm2, %xmm1, %xmm0
; FMA-NEXT: vfmsub213ss %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_pd:
; FMA4-LABEL: test_f32_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: vfmsubss %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_pd:
; AVX512-LABEL: test_f32_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <2 x double> %a0, %a1
%res = fsub <2 x double> %x, %a2
ret <2 x double> %res
}
define float @test_x86_fnmadd_ss(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_x86_fnmadd_ss:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ss %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmadd_ss:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddss %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmadd_ss:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ss %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vfmsub213ss %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul float %a0, %a1
%res = fsub float %a2, %x
%res = fsub float %x, %a2
ret float %res
}
define double @test_x86_fnmadd_sd(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_x86_fnmadd_sd:
define <4 x float> @test_4f32_fmsub(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_4f32_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213sd %xmm2, %xmm1, %xmm0
; FMA-NEXT: vfmsub213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmadd_sd:
; FMA4-LABEL: test_4f32_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddsd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: vfmsubps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmadd_sd:
; AVX512-LABEL: test_4f32_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213sd %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: vfmsub213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul double %a0, %a1
%res = fsub double %a2, %x
ret double %res
%x = fmul <4 x float> %a0, %a1
%res = fsub <4 x float> %x, %a2
ret <4 x float> %res
}
define double @test_x86_fmsub_sd(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_x86_fmsub_sd:
define <8 x float> @test_8f32_fmsub(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_8f32_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f32_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f32_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%res = fsub <8 x float> %x, %a2
ret <8 x float> %res
}
define double @test_f64_fmsub(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_f64_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213sd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_sd:
; FMA4-LABEL: test_f64_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubsd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_sd:
; AVX512-LABEL: test_f64_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213sd %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
@ -293,40 +216,320 @@ define double @test_x86_fmsub_sd(double %a0, double %a1, double %a2) {
ret double %res
}
define float @test_x86_fnmsub_ss(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_x86_fnmsub_ss:
define <2 x double> @test_2f64_fmsub(<2 x double> %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_2f64_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_2f64_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_2f64_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <2 x double> %a0, %a1
%res = fsub <2 x double> %x, %a2
ret <2 x double> %res
}
define <4 x double> @test_4f64_fmsub(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_4f64_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_4f64_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_4f64_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <4 x double> %a0, %a1
%res = fsub <4 x double> %x, %a2
ret <4 x double> %res
}
;
; Pattern: (fsub z, (fmul x, y)) -> (fnmadd x, y, z)
;
define float @test_f32_fnmadd(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_f32_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ss %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_f32_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddss %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_f32_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ss %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul float %a0, %a1
%res = fsub float %a2, %x
ret float %res
}
define <4 x float> @test_4f32_fnmadd(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_4f32_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_4f32_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_4f32_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <4 x float> %a0, %a1
%res = fsub <4 x float> %a2, %x
ret <4 x float> %res
}
define <8 x float> @test_8f32_fnmadd(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_8f32_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f32_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f32_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%res = fsub <8 x float> %a2, %x
ret <8 x float> %res
}
define double @test_f64_fnmadd(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_f64_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213sd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_f64_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddsd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_f64_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213sd %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul double %a0, %a1
%res = fsub double %a2, %x
ret double %res
}
define <2 x double> @test_2f64_fnmadd(<2 x double> %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_2f64_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213pd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_2f64_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddpd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_2f64_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213pd %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <2 x double> %a0, %a1
%res = fsub <2 x double> %a2, %x
ret <2 x double> %res
}
define <4 x double> @test_4f64_fnmadd(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_4f64_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213pd %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_4f64_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddpd %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_4f64_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213pd %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <4 x double> %a0, %a1
%res = fsub <4 x double> %a2, %x
ret <4 x double> %res
}
;
; Pattern: (fsub (fneg (fmul x, y)), z) -> (fnmsub x, y, z)
;
define float @test_f32_fnmsub(float %a0, float %a1, float %a2) {
; FMA-LABEL: test_f32_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ss %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmsub_ss:
; FMA4-LABEL: test_f32_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubss %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmsub_ss:
; AVX512-LABEL: test_f32_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ss %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fsub float -0.000000e+00, %a0
%y = fmul float %x, %a1
%x = fmul float %a0, %a1
%y = fsub float -0.000000e+00, %x
%res = fsub float %y, %a2
ret float %res
}
define <4 x float> @test_x86_fmadd_ps_load(<4 x float>* %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fmadd_ps_load:
define <4 x float> @test_4f32_fnmsub(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_4f32_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ps %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_4f32_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubps %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_4f32_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ps %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <4 x float> %a0, %a1
%y = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %x
%res = fsub <4 x float> %y, %a2
ret <4 x float> %res
}
define <8 x float> @test_8f32_fnmsub(<8 x float> %a0, <8 x float> %a1, <8 x float> %a2) {
; FMA-LABEL: test_8f32_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ps %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f32_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubps %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f32_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ps %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <8 x float> %a0, %a1
%y = fsub <8 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %x
%res = fsub <8 x float> %y, %a2
ret <8 x float> %res
}
define double @test_f64_fnmsub(double %a0, double %a1, double %a2) {
; FMA-LABEL: test_f64_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213sd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_f64_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubsd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_f64_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213sd %xmm2, %xmm0, %xmm1
; AVX512-NEXT: vmovaps %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul double %a0, %a1
%y = fsub double -0.000000e+00, %x
%res = fsub double %y, %a2
ret double %res
}
define <2 x double> @test_2f64_fnmsub(<2 x double> %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_2f64_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213pd %xmm2, %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_2f64_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubpd %xmm2, %xmm1, %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_2f64_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213pd %xmm2, %xmm1, %xmm0
; AVX512-NEXT: retq
%x = fmul <2 x double> %a0, %a1
%y = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %x
%res = fsub <2 x double> %y, %a2
ret <2 x double> %res
}
define <4 x double> @test_4f64_fnmsub(<4 x double> %a0, <4 x double> %a1, <4 x double> %a2) {
; FMA-LABEL: test_4f64_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213pd %ymm2, %ymm1, %ymm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_4f64_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubpd %ymm2, %ymm1, %ymm0, %ymm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_4f64_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213pd %ymm2, %ymm1, %ymm0
; AVX512-NEXT: retq
%x = fmul <4 x double> %a0, %a1
%y = fsub <4 x double> <double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00>, %x
%res = fsub <4 x double> %y, %a2
ret <4 x double> %res
}
;
; Load Folding Patterns
;
define <4 x float> @test_4f32_fmadd_load(<4 x float>* %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_4f32_fmadd_load:
; FMA: # BB#0:
; FMA-NEXT: vfmadd132ps (%rdi), %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_ps_load:
; FMA4-LABEL: test_4f32_fmadd_load:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddps %xmm1, (%rdi), %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_ps_load:
; AVX512-LABEL: test_4f32_fmadd_load:
; AVX512: # BB#0:
; AVX512-NEXT: vmovaps (%rdi), %xmm2
; AVX512-NEXT: vfmadd213ps %xmm1, %xmm0, %xmm2
@ -338,27 +541,27 @@ define <4 x float> @test_x86_fmadd_ps_load(<4 x float>* %a0, <4 x float> %a1, <4
ret <4 x float> %res
}
define <4 x float> @test_x86_fmsub_ps_load(<4 x float>* %a0, <4 x float> %a1, <4 x float> %a2) {
; FMA-LABEL: test_x86_fmsub_ps_load:
define <2 x double> @test_2f64_fmsub_load(<2 x double>* %a0, <2 x double> %a1, <2 x double> %a2) {
; FMA-LABEL: test_2f64_fmsub_load:
; FMA: # BB#0:
; FMA-NEXT: vfmsub132ps (%rdi), %xmm1, %xmm0
; FMA-NEXT: vfmsub132pd (%rdi), %xmm1, %xmm0
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_ps_load:
; FMA4-LABEL: test_2f64_fmsub_load:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubps %xmm1, (%rdi), %xmm0, %xmm0
; FMA4-NEXT: vfmsubpd %xmm1, (%rdi), %xmm0, %xmm0
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_ps_load:
; AVX512-LABEL: test_2f64_fmsub_load:
; AVX512: # BB#0:
; AVX512-NEXT: vmovaps (%rdi), %xmm2
; AVX512-NEXT: vfmsub213ps %xmm1, %xmm0, %xmm2
; AVX512-NEXT: vmovapd (%rdi), %xmm2
; AVX512-NEXT: vfmsub213pd %xmm1, %xmm0, %xmm2
; AVX512-NEXT: vmovaps %zmm2, %zmm0
; AVX512-NEXT: retq
%x = load <4 x float>, <4 x float>* %a0
%y = fmul <4 x float> %x, %a1
%res = fsub <4 x float> %y, %a2
ret <4 x float> %res
%x = load <2 x double>, <2 x double>* %a0
%y = fmul <2 x double> %x, %a1
%res = fsub <2 x double> %y, %a2
ret <2 x double> %res
}
;
@ -765,7 +968,9 @@ define <4 x double> @test_v4f64_interp(<4 x double> %x, <4 x double> %y, <4 x do
ret <4 x double> %r
}
; (fneg (fma x, y, z)) -> (fma x, -y, -z)
;
; Pattern: (fneg (fma x, y, z)) -> (fma x, -y, -z)
;
define <4 x float> @test_v4f32_fneg_fmadd(<4 x float> %a0, <4 x float> %a1, <4 x float> %a2) #0 {
; FMA-LABEL: test_v4f32_fneg_fmadd:
@ -853,7 +1058,9 @@ define <4 x double> @test_v4f64_fneg_fnmsub(<4 x double> %a0, <4 x double> %a1,
ret <4 x double> %neg1
}
; (fma x, c1, (fmul x, c2)) -> (fmul x, c1+c2)
;
; Pattern: (fma x, c1, (fmul x, c2)) -> (fmul x, c1+c2)
;
define <4 x float> @test_v4f32_fma_x_c1_fmul_x_c2(<4 x float> %x) #0 {
; FMA-LABEL: test_v4f32_fma_x_c1_fmul_x_c2:
@ -876,7 +1083,9 @@ define <4 x float> @test_v4f32_fma_x_c1_fmul_x_c2(<4 x float> %x) #0 {
ret <4 x float> %a
}
; (fma (fmul x, c1), c2, y) -> (fma x, c1*c2, y)
;
; Pattern: (fma (fmul x, c1), c2, y) -> (fma x, c1*c2, y)
;
define <4 x float> @test_v4f32_fma_fmul_x_c1_c2_y(<4 x float> %x, <4 x float> %y) #0 {
; FMA-LABEL: test_v4f32_fma_fmul_x_c1_c2_y:

189
llvm/test/CodeGen/X86/fma_patterns_wide.ll
View File

@ -4,20 +4,24 @@
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx,+fma4 -fp-contract=fast | FileCheck %s --check-prefix=FMA4
; RUN: llc < %s -mtriple=x86_64-unknown-unknown -mattr=+avx512f -fp-contract=fast | FileCheck %s --check-prefix=AVX512
define <16 x float> @test_x86_fmadd_ps_y_wide(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_x86_fmadd_ps_y_wide:
;
; Pattern: (fadd (fmul x, y), z) -> (fmadd x,y,z)
;
define <16 x float> @test_16f32_fmadd(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_16f32_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213ps %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmadd213ps %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_ps_y_wide:
; FMA4-LABEL: test_16f32_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddps %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmaddps %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_ps_y_wide:
; AVX512-LABEL: test_16f32_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213ps %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
@ -26,20 +30,46 @@ define <16 x float> @test_x86_fmadd_ps_y_wide(<16 x float> %a0, <16 x float> %a1
ret <16 x float> %res
}
define <16 x float> @test_x86_fmsub_ps_y_wide(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_x86_fmsub_ps_y_wide:
define <8 x double> @test_8f64_fmadd(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_8f64_fmadd:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmadd213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f64_fmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmaddpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f64_fmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x double> %a0, %a1
%res = fadd <8 x double> %x, %a2
ret <8 x double> %res
}
;
; Pattern: (fsub (fmul x, y), z) -> (fmsub x, y, z)
;
define <16 x float> @test_16f32_fmsub(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_16f32_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213ps %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmsub213ps %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_ps_y_wide:
; FMA4-LABEL: test_16f32_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubps %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmsubps %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_ps_y_wide:
; AVX512-LABEL: test_16f32_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213ps %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
@ -48,20 +78,46 @@ define <16 x float> @test_x86_fmsub_ps_y_wide(<16 x float> %a0, <16 x float> %a1
ret <16 x float> %res
}
define <16 x float> @test_x86_fnmadd_ps_y_wide(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_x86_fnmadd_ps_y_wide:
define <8 x double> @test_8f64_fmsub(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_8f64_fmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmsub213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f64_fmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmsubpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f64_fmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x double> %a0, %a1
%res = fsub <8 x double> %x, %a2
ret <8 x double> %res
}
;
; Pattern: (fsub z, (fmul x, y)) -> (fnmadd x, y, z)
;
define <16 x float> @test_16f32_fnmadd(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_16f32_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213ps %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfnmadd213ps %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmadd_ps_y_wide:
; FMA4-LABEL: test_16f32_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddps %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfnmaddps %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmadd_ps_y_wide:
; AVX512-LABEL: test_16f32_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213ps %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
@ -70,20 +126,46 @@ define <16 x float> @test_x86_fnmadd_ps_y_wide(<16 x float> %a0, <16 x float> %a
ret <16 x float> %res
}
define <16 x float> @test_x86_fnmsub_ps_y_wide(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_x86_fnmsub_ps_y_wide:
define <8 x double> @test_8f64_fnmadd(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_8f64_fnmadd:
; FMA: # BB#0:
; FMA-NEXT: vfnmadd213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfnmadd213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f64_fnmadd:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmaddpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfnmaddpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f64_fnmadd:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmadd213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x double> %a0, %a1
%res = fsub <8 x double> %a2, %x
ret <8 x double> %res
}
;
; Pattern: (fsub (fneg (fmul x, y)), z) -> (fnmsub x, y, z)
;
define <16 x float> @test_16f32_fnmsub(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_16f32_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfnmsub213ps %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfnmsub213ps %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fnmsub_ps_y_wide:
; FMA4-LABEL: test_16f32_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfnmsubps %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfnmsubps %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fnmsub_ps_y_wide:
; AVX512-LABEL: test_16f32_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfnmsub213ps %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
@ -93,46 +175,79 @@ define <16 x float> @test_x86_fnmsub_ps_y_wide(<16 x float> %a0, <16 x float> %a
ret <16 x float> %res
}
define <8 x double> @test_x86_fmadd_pd_y_wide(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_x86_fmadd_pd_y_wide:
define <8 x double> @test_8f64_fnmsub(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_8f64_fnmsub:
; FMA: # BB#0:
; FMA-NEXT: vfmadd213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmadd213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: vfnmsub213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfnmsub213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmadd_pd_y_wide:
; FMA4-LABEL: test_8f64_fnmsub:
; FMA4: # BB#0:
; FMA4-NEXT: vfmaddpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmaddpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: vfnmsubpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfnmsubpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmadd_pd_y_wide:
; AVX512-LABEL: test_8f64_fnmsub:
; AVX512: # BB#0:
; AVX512-NEXT: vfmadd213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: vfnmsub213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x double> %a0, %a1
%res = fadd <8 x double> %x, %a2
%y = fsub <8 x double> <double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00, double -0.000000e+00>, %x
%res = fsub <8 x double> %y, %a2
ret <8 x double> %res
}
define <8 x double> @test_x86_fmsub_pd_y_wide(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_x86_fmsub_pd_y_wide:
;
; Load Folding Patterns
;
define <16 x float> @test_16f32_fmadd_load(<16 x float>* %a0, <16 x float> %a1, <16 x float> %a2) {
; FMA-LABEL: test_16f32_fmadd_load:
; FMA: # BB#0:
; FMA-NEXT: vfmsub213pd %ymm4, %ymm2, %ymm0
; FMA-NEXT: vfmsub213pd %ymm5, %ymm3, %ymm1
; FMA-NEXT: vfmadd132ps (%rdi), %ymm2, %ymm0
; FMA-NEXT: vfmadd132ps 32(%rdi), %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_x86_fmsub_pd_y_wide:
; FMA4-LABEL: test_16f32_fmadd_load:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %ymm4, %ymm2, %ymm0, %ymm0
; FMA4-NEXT: vfmsubpd %ymm5, %ymm3, %ymm1, %ymm1
; FMA4-NEXT: vfmaddps %ymm2, (%rdi), %ymm0, %ymm0
; FMA4-NEXT: vfmaddps %ymm3, 32(%rdi), %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_x86_fmsub_pd_y_wide:
; AVX512-LABEL: test_16f32_fmadd_load:
; AVX512: # BB#0:
; AVX512-NEXT: vfmsub213pd %zmm2, %zmm1, %zmm0
; AVX512-NEXT: vmovaps (%rdi), %zmm2
; AVX512-NEXT: vfmadd213ps %zmm1, %zmm0, %zmm2
; AVX512-NEXT: vmovaps %zmm2, %zmm0
; AVX512-NEXT: retq
%x = fmul <8 x double> %a0, %a1
%res = fsub <8 x double> %x, %a2
%x = load <16 x float>, <16 x float>* %a0
%y = fmul <16 x float> %x, %a1
%res = fadd <16 x float> %y, %a2
ret <16 x float> %res
}
define <8 x double> @test_8f64_fmsub_load(<8 x double>* %a0, <8 x double> %a1, <8 x double> %a2) {
; FMA-LABEL: test_8f64_fmsub_load:
; FMA: # BB#0:
; FMA-NEXT: vfmsub132pd (%rdi), %ymm2, %ymm0
; FMA-NEXT: vfmsub132pd 32(%rdi), %ymm3, %ymm1
; FMA-NEXT: retq
;
; FMA4-LABEL: test_8f64_fmsub_load:
; FMA4: # BB#0:
; FMA4-NEXT: vfmsubpd %ymm2, (%rdi), %ymm0, %ymm0
; FMA4-NEXT: vfmsubpd %ymm3, 32(%rdi), %ymm1, %ymm1
; FMA4-NEXT: retq
;
; AVX512-LABEL: test_8f64_fmsub_load:
; AVX512: # BB#0:
; AVX512-NEXT: vmovapd (%rdi), %zmm2
; AVX512-NEXT: vfmsub213pd %zmm1, %zmm0, %zmm2
; AVX512-NEXT: vmovaps %zmm2, %zmm0
; AVX512-NEXT: retq
%x = load <8 x double>, <8 x double>* %a0
%y = fmul <8 x double> %x, %a1
%res = fsub <8 x double> %y, %a2
ret <8 x double> %res
}