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llvm-mirror/test/CodeGen/X86/avx512-fma.ll
Igor Breger cdff3524c0 AVX-512: Implemented missing encoding for FMA scalar instructions
Added tests for encoding

Differential Revision: http://reviews.llvm.org/D10865

llvm-svn: 241159
2015-07-01 13:24:28 +00:00

188 lines
7.3 KiB
LLVM

; RUN: llc < %s -mtriple=x86_64-apple-darwin -mattr=+avx512f -fp-contract=fast | FileCheck %s
; RUN: llc < %s -mtriple=x86_64-apple-darwin -mcpu=skx -fp-contract=fast | FileCheck %s --check-prefix=SKX
; CHECK-LABEL: test_x86_fmadd_ps_z
; CHECK: vfmadd213ps %zmm2, %zmm1, %zmm0
; CHECK: ret
define <16 x float> @test_x86_fmadd_ps_z(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
%x = fmul <16 x float> %a0, %a1
%res = fadd <16 x float> %x, %a2
ret <16 x float> %res
}
; CHECK-LABEL: test_x86_fmsub_ps_z
; CHECK: vfmsub213ps %zmm2, %zmm1, %zmm0
; CHECK: ret
define <16 x float> @test_x86_fmsub_ps_z(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
%x = fmul <16 x float> %a0, %a1
%res = fsub <16 x float> %x, %a2
ret <16 x float> %res
}
; CHECK-LABEL: test_x86_fnmadd_ps_z
; CHECK: vfnmadd213ps %zmm2, %zmm1, %zmm0
; CHECK: ret
define <16 x float> @test_x86_fnmadd_ps_z(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
%x = fmul <16 x float> %a0, %a1
%res = fsub <16 x float> %a2, %x
ret <16 x float> %res
}
; CHECK-LABEL: test_x86_fnmsub_ps_z
; CHECK: vfnmsub213ps %zmm2, %zmm1, %zmm0
; CHECK: ret
define <16 x float> @test_x86_fnmsub_ps_z(<16 x float> %a0, <16 x float> %a1, <16 x float> %a2) {
%x = fmul <16 x float> %a0, %a1
%y = fsub <16 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, 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 <16 x float> %y, %a2
ret <16 x float> %res
}
; CHECK-LABEL: test_x86_fmadd_pd_z
; CHECK: vfmadd213pd %zmm2, %zmm1, %zmm0
; CHECK: ret
define <8 x double> @test_x86_fmadd_pd_z(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
%x = fmul <8 x double> %a0, %a1
%res = fadd <8 x double> %x, %a2
ret <8 x double> %res
}
; CHECK-LABEL: test_x86_fmsub_pd_z
; CHECK: vfmsub213pd %zmm2, %zmm1, %zmm0
; CHECK: ret
define <8 x double> @test_x86_fmsub_pd_z(<8 x double> %a0, <8 x double> %a1, <8 x double> %a2) {
%x = fmul <8 x double> %a0, %a1
%res = fsub <8 x double> %x, %a2
ret <8 x double> %res
}
define double @test_x86_fmsub_213(double %a0, double %a1, double %a2) {
; CHECK-LABEL: test_x86_fmsub_213:
; CHECK: ## BB#0:
; CHECK-NEXT: vfmsub213sd %xmm2, %xmm0, %xmm1
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
%x = fmul double %a0, %a1
%res = fsub double %x, %a2
ret double %res
}
define double @test_x86_fmsub_213_m(double %a0, double %a1, double * %a2_ptr) {
; CHECK-LABEL: test_x86_fmsub_213_m:
; CHECK: ## BB#0:
; CHECK-NEXT: vfmsub213sd (%rdi), %xmm0, %xmm1
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
%a2 = load double , double *%a2_ptr
%x = fmul double %a0, %a1
%res = fsub double %x, %a2
ret double %res
}
define double @test_x86_fmsub_231_m(double %a0, double %a1, double * %a2_ptr) {
; CHECK-LABEL: test_x86_fmsub_231_m:
; CHECK: ## BB#0:
; CHECK-NEXT: vfmsub231sd (%rdi), %xmm0, %xmm1
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
%a2 = load double , double *%a2_ptr
%x = fmul double %a0, %a2
%res = fsub double %x, %a1
ret double %res
}
define <16 x float> @test231_br(<16 x float> %a1, <16 x float> %a2) nounwind {
; CHECK-LABEL: test231_br:
; CHECK: ## BB#0:
; CHECK-NEXT: vfmadd231ps {{.*}}(%rip){1to16}, %zmm0, %zmm1
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
%b1 = fmul <16 x float> %a1, <float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000>
%b2 = fadd <16 x float> %b1, %a2
ret <16 x float> %b2
}
define <16 x float> @test213_br(<16 x float> %a1, <16 x float> %a2) nounwind {
; CHECK-LABEL: test213_br:
; CHECK: ## BB#0:
; CHECK-NEXT: vfmadd213ps {{.*}}(%rip){1to16}, %zmm1, %zmm0
; CHECK-NEXT: retq
%b1 = fmul <16 x float> %a1, %a2
%b2 = fadd <16 x float> %b1, <float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000, float 0x3FB99999A0000000>
ret <16 x float> %b2
}
;mask (a*c+b , a)
define <16 x float> @test_x86_fmadd132_ps(<16 x float> %a0, <16 x float> %a1, <16 x float> *%a2_ptrt, <16 x i1> %mask) {
; CHECK-LABEL: test_x86_fmadd132_ps:
; CHECK: ## BB#0:
; CHECK-NEXT: vpmovsxbd %xmm2, %zmm2
; CHECK-NEXT: vpandd {{.*}}(%rip){1to16}, %zmm2, %zmm2
; CHECK-NEXT: vptestmd %zmm2, %zmm2, %k1
; CHECK-NEXT: vfmadd132ps (%rdi), %zmm1, %zmm0 {%k1}
; CHECK-NEXT: retq
;
; SKX-LABEL: test_x86_fmadd132_ps:
; SKX: ## BB#0:
; SKX-NEXT: vpmovb2m %xmm2, %k1
; SKX-NEXT: vfmadd132ps (%rdi), %zmm1, %zmm0 {%k1}
; SKX-NEXT: retq
%a2 = load <16 x float>,<16 x float> *%a2_ptrt,align 1
%x = fmul <16 x float> %a0, %a2
%y = fadd <16 x float> %x, %a1
%res = select <16 x i1> %mask, <16 x float> %y, <16 x float> %a0
ret <16 x float> %res
}
;mask (a*c+b , b)
define <16 x float> @test_x86_fmadd231_ps(<16 x float> %a0, <16 x float> %a1, <16 x float> *%a2_ptrt, <16 x i1> %mask) {
; CHECK-LABEL: test_x86_fmadd231_ps:
; CHECK: ## BB#0:
; CHECK-NEXT: vpmovsxbd %xmm2, %zmm2
; CHECK-NEXT: vpandd {{.*}}(%rip){1to16}, %zmm2, %zmm2
; CHECK-NEXT: vptestmd %zmm2, %zmm2, %k1
; CHECK-NEXT: vfmadd231ps (%rdi), %zmm0, %zmm1 {%k1}
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
;
; SKX-LABEL: test_x86_fmadd231_ps:
; SKX: ## BB#0:
; SKX-NEXT: vpmovb2m %xmm2, %k1
; SKX-NEXT: vfmadd231ps (%rdi), %zmm0, %zmm1 {%k1}
; SKX-NEXT: vmovaps %zmm1, %zmm0
; SKX-NEXT: retq
%a2 = load <16 x float>,<16 x float> *%a2_ptrt,align 1
%x = fmul <16 x float> %a0, %a2
%y = fadd <16 x float> %x, %a1
%res = select <16 x i1> %mask, <16 x float> %y, <16 x float> %a1
ret <16 x float> %res
}
;mask (b*a+c , b)
define <16 x float> @test_x86_fmadd213_ps(<16 x float> %a0, <16 x float> %a1, <16 x float> *%a2_ptrt, <16 x i1> %mask) {
; CHECK-LABEL: test_x86_fmadd213_ps:
; CHECK: ## BB#0:
; CHECK-NEXT: vpmovsxbd %xmm2, %zmm2
; CHECK-NEXT: vpandd {{.*}}(%rip){1to16}, %zmm2, %zmm2
; CHECK-NEXT: vptestmd %zmm2, %zmm2, %k1
; CHECK-NEXT: vfmadd213ps (%rdi), %zmm0, %zmm1 {%k1}
; CHECK-NEXT: vmovaps %zmm1, %zmm0
; CHECK-NEXT: retq
;
; SKX-LABEL: test_x86_fmadd213_ps:
; SKX: ## BB#0:
; SKX-NEXT: vpmovb2m %xmm2, %k1
; SKX-NEXT: vfmadd213ps (%rdi), %zmm0, %zmm1 {%k1}
; SKX-NEXT: vmovaps %zmm1, %zmm0
; SKX-NEXT: retq
%a2 = load <16 x float>,<16 x float> *%a2_ptrt,align 1
%x = fmul <16 x float> %a1, %a0
%y = fadd <16 x float> %x, %a2
%res = select <16 x i1> %mask, <16 x float> %y, <16 x float> %a1
ret <16 x float> %res
}