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5c8adde3a4
We should probably teach the two address instruction pass to turn masked moves into BLENDM when its beneficial to the register allocator. llvm-svn: 291371
246 lines
13 KiB
LLVM
246 lines
13 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx512bw -mattr=+avx512vl -mattr=+avx512dq | FileCheck %s --check-prefix=CHECK --check-prefix=SKX
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; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu -mattr=+avx512f -mattr=+fma | FileCheck %s --check-prefix=CHECK --check-prefix=KNL
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; This test checks combinations of FNEG and FMA intrinsics on AVX-512 target
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; PR28892
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define <16 x float> @test1(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test1:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmsub213ps %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%sub.i = 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>, %c
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %sub.i, i16 -1, i32 4) #2
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ret <16 x float> %0
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}
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declare <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float>, <16 x float>, <16 x float>, i16, i32)
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declare <16 x float> @llvm.x86.avx512.mask.vfnmadd.ps.512(<16 x float>, <16 x float>, <16 x float>, i16, i32)
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declare <16 x float> @llvm.x86.avx512.mask.vfnmsub.ps.512(<16 x float>, <16 x float>, <16 x float>, i16, i32)
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define <16 x float> @test2(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test2:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfnmsub213ps %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 -1, i32 4) #2
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%sub.i = 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>, %0
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ret <16 x float> %sub.i
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}
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define <16 x float> @test3(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test3:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmsub213ps %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfnmadd.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 -1, i32 4) #2
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%sub.i = 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>, %0
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ret <16 x float> %sub.i
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}
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define <16 x float> @test4(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test4:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmadd213ps %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfnmsub.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 -1, i32 4) #2
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%sub.i = 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>, %0
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ret <16 x float> %sub.i
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}
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define <16 x float> @test5(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test5:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmsub213ps {ru-sae}, %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%sub.i = 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>, %c
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %sub.i, i16 -1, i32 2) #2
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ret <16 x float> %0
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}
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define <16 x float> @test6(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
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; CHECK-LABEL: test6:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmadd213ps {ru-sae}, %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfnmsub.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 -1, i32 2) #2
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%sub.i = 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>, %0
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ret <16 x float> %sub.i
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}
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define <8 x float> @test7(<8 x float> %a, <8 x float> %b, <8 x float> %c) {
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; CHECK-LABEL: test7:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfnmadd213ps %ymm2, %ymm1, %ymm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <8 x float> @llvm.x86.fma.vfmsub.ps.256(<8 x float> %a, <8 x float> %b, <8 x float> %c) #2
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%sub.i = 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>, %0
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ret <8 x float> %sub.i
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}
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define <8 x float> @test8(<8 x float> %a, <8 x float> %b, <8 x float> %c) {
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; SKX-LABEL: test8:
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; SKX: # BB#0: # %entry
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; SKX-NEXT: vxorps {{.*}}(%rip){1to8}, %ymm2, %ymm2
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; SKX-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
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; SKX-NEXT: retq
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;
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; KNL-LABEL: test8:
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; KNL: # BB#0: # %entry
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; KNL-NEXT: vbroadcastss {{.*}}(%rip), %ymm3
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; KNL-NEXT: vxorps %ymm3, %ymm2, %ymm2
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; KNL-NEXT: vfmsub213ps %ymm2, %ymm1, %ymm0
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; KNL-NEXT: retq
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entry:
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%sub.c = 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>, %c
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%0 = tail call <8 x float> @llvm.x86.fma.vfmsub.ps.256(<8 x float> %a, <8 x float> %b, <8 x float> %sub.c) #2
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ret <8 x float> %0
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}
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declare <8 x float> @llvm.x86.fma.vfmsub.ps.256(<8 x float>, <8 x float>, <8 x float>)
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define <8 x double> @test9(<8 x double> %a, <8 x double> %b, <8 x double> %c) {
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; CHECK-LABEL: test9:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfnmsub213pd %zmm2, %zmm1, %zmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <8 x double> @llvm.x86.avx512.mask.vfmadd.pd.512(<8 x double> %a, <8 x double> %b, <8 x double> %c, i8 -1, i32 4) #2
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%sub.i = 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>, %0
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ret <8 x double> %sub.i
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}
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declare <8 x double> @llvm.x86.avx512.mask.vfmadd.pd.512(<8 x double> %a, <8 x double> %b, <8 x double> %c, i8, i32)
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define <2 x double> @test10(<2 x double> %a, <2 x double> %b, <2 x double> %c) {
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; CHECK-LABEL: test10:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vfmadd213sd %xmm2, %xmm1, %xmm0
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; CHECK-NEXT: vxorps {{.*}}(%rip), %xmm0, %xmm0
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; CHECK-NEXT: retq
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entry:
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%0 = tail call <2 x double> @llvm.x86.avx512.mask.vfmadd.sd(<2 x double> %a, <2 x double> %b, <2 x double> %c, i8 -1, i32 4) #2
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %0
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ret <2 x double> %sub.i
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}
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declare <2 x double> @llvm.x86.avx512.mask.vfmadd.sd(<2 x double> %a, <2 x double> %b, <2 x double> %c, i8, i32)
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define <4 x float> @test11(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
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; SKX-LABEL: test11:
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; SKX: # BB#0: # %entry
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; SKX-NEXT: vxorps {{.*}}(%rip){1to4}, %xmm2, %xmm0
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; SKX-NEXT: andl $1, %edi
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; SKX-NEXT: kmovw %edi, %k1
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; SKX-NEXT: vfmadd231ss %xmm1, %xmm1, %xmm0 {%k1}
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; SKX-NEXT: retq
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;
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; KNL-LABEL: test11:
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; KNL: # BB#0: # %entry
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; KNL-NEXT: vbroadcastss {{.*}}(%rip), %xmm0
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; KNL-NEXT: vxorps %xmm0, %xmm2, %xmm0
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; KNL-NEXT: andl $1, %edi
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; KNL-NEXT: kmovw %edi, %k1
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; KNL-NEXT: vfmadd231ss %xmm1, %xmm1, %xmm0 {%k1}
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; KNL-NEXT: retq
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entry:
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%sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
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%0 = tail call <4 x float> @llvm.x86.avx512.mask3.vfmadd.ss(<4 x float> %b, <4 x float> %b, <4 x float> %sub.i, i8 %mask, i32 4) #10
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ret <4 x float> %0
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}
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declare <4 x float> @llvm.x86.avx512.mask3.vfmadd.ss(<4 x float>, <4 x float>, <4 x float>, i8, i32)
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define <8 x double> @test12(<8 x double> %a, <8 x double> %b, <8 x double> %c, i8 %mask) {
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; SKX-LABEL: test12:
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; SKX: # BB#0: # %entry
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; SKX-NEXT: kmovb %edi, %k1
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; SKX-NEXT: vfmadd132pd %zmm1, %zmm2, %zmm0 {%k1}
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; SKX-NEXT: vxorpd {{.*}}(%rip){1to8}, %zmm0, %zmm0
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; SKX-NEXT: retq
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;
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; KNL-LABEL: test12:
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; KNL: # BB#0: # %entry
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; KNL-NEXT: kmovw %edi, %k1
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; KNL-NEXT: vfmadd132pd %zmm1, %zmm2, %zmm0 {%k1}
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; KNL-NEXT: vpxorq {{.*}}(%rip){1to8}, %zmm0, %zmm0
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; KNL-NEXT: retq
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entry:
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%0 = tail call <8 x double> @llvm.x86.avx512.mask.vfmadd.pd.512(<8 x double> %a, <8 x double> %b, <8 x double> %c, i8 %mask, i32 4) #2
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%sub.i = 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>, %0
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ret <8 x double> %sub.i
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}
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define <2 x double> @test13(<2 x double> %a, <2 x double> %b, <2 x double> %c, i8 %mask) {
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; CHECK-LABEL: test13:
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; CHECK: # BB#0: # %entry
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; CHECK-NEXT: vxorps {{.*}}(%rip), %xmm0, %xmm0
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; CHECK-NEXT: andl $1, %edi
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; CHECK-NEXT: kmovw %edi, %k1
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; CHECK-NEXT: vfmadd213sd %xmm2, %xmm1, %xmm0 {%k1}
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; CHECK-NEXT: retq
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entry:
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%sub.i = fsub <2 x double> <double -0.000000e+00, double -0.000000e+00>, %a
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%0 = tail call <2 x double> @llvm.x86.avx512.mask.vfmadd.sd(<2 x double> %sub.i, <2 x double> %b, <2 x double> %c, i8 %mask, i32 4)
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ret <2 x double> %0
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}
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define <16 x float> @test14(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 %mask) {
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; SKX-LABEL: test14:
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; SKX: # BB#0: # %entry
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; SKX-NEXT: kmovw %edi, %k1
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; SKX-NEXT: vfnmsub132ps {ru-sae}, %zmm1, %zmm2, %zmm0 {%k1}
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; SKX-NEXT: vxorps {{.*}}(%rip){1to16}, %zmm0, %zmm0
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; SKX-NEXT: retq
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;
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; KNL-LABEL: test14:
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; KNL: # BB#0: # %entry
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; KNL-NEXT: kmovw %edi, %k1
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; KNL-NEXT: vfnmsub132ps {ru-sae}, %zmm1, %zmm2, %zmm0 {%k1}
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; KNL-NEXT: vpxord {{.*}}(%rip){1to16}, %zmm0, %zmm0
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; KNL-NEXT: retq
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entry:
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfnmsub.ps.512(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 %mask, i32 2) #2
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%sub.i = 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>, %0
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ret <16 x float> %sub.i
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}
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define <16 x float> @test15(<16 x float> %a, <16 x float> %b, <16 x float> %c, i16 %mask) {
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; SKX-LABEL: test15:
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; SKX: # BB#0: # %entry
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; SKX-NEXT: kmovw %edi, %k1
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; SKX-NEXT: vxorps {{.*}}(%rip){1to16}, %zmm0, %zmm3
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; SKX-NEXT: vfnmadd213ps {ru-sae}, %zmm2, %zmm0, %zmm1
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; SKX-NEXT: vmovaps %zmm1, %zmm3 {%k1}
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; SKX-NEXT: vfnmadd132ps {rd-sae}, %zmm0, %zmm2, %zmm3 {%k1}
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; SKX-NEXT: vmovaps %zmm3, %zmm0
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; SKX-NEXT: retq
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;
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; KNL-LABEL: test15:
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; KNL: # BB#0: # %entry
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; KNL-NEXT: kmovw %edi, %k1
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; KNL-NEXT: vpxord {{.*}}(%rip){1to16}, %zmm0, %zmm3
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; KNL-NEXT: vfnmadd213ps {ru-sae}, %zmm2, %zmm0, %zmm1
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; KNL-NEXT: vmovaps %zmm1, %zmm3 {%k1}
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; KNL-NEXT: vfnmadd132ps {rd-sae}, %zmm0, %zmm2, %zmm3 {%k1}
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; KNL-NEXT: vmovaps %zmm3, %zmm0
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; KNL-NEXT: retq
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entry:
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%sub.i = 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>, %a
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%0 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %sub.i, <16 x float> %b, <16 x float> %c, i16 %mask, i32 2)
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%1 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %0, <16 x float> %sub.i, <16 x float> %c, i16 %mask, i32 1)
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ret <16 x float> %1
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}
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