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-rw-r--r--llvm/test/CodeGen/X86/fma-fneg-combine.ll144
1 files changed, 144 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/fma-fneg-combine.ll b/llvm/test/CodeGen/X86/fma-fneg-combine.ll
index fdd9fd34479..a0e919d128d 100644
--- a/llvm/test/CodeGen/X86/fma-fneg-combine.ll
+++ b/llvm/test/CodeGen/X86/fma-fneg-combine.ll
@@ -305,3 +305,147 @@ define <8 x double> @test17(<8 x double> %a, <8 x double> %b, <8 x double> %c, i
ret <8 x double> %res
}
declare <8 x double> @llvm.x86.avx512.mask.vfmaddsub.pd.512(<8 x double>, <8 x double>, <8 x double>, i8, i32)
+
+define <4 x float> @test18(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test18:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmadd213ss %xmm2, %xmm1, %xmm0 {%k1}
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test18:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmadd213ss %xmm2, %xmm1, %xmm0 {%k1}
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %c, i8 %mask, i32 4) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test19(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test19:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmsub213ss %xmm2, %xmm1, %xmm0 {%k1}
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test19:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmsub213ss %xmm2, %xmm1, %xmm0 {%k1}
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %sub.i.2 = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %sub.i.2, i8 %mask, i32 4) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test20(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test20:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmadd231ss %xmm1, %xmm0, %xmm2 {%k1}
+; SKX-NEXT: vmovaps %xmm2, %xmm0
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test20:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmadd231ss %xmm1, %xmm0, %xmm2 {%k1}
+; KNL-NEXT: vmovaps %xmm2, %xmm0
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask3.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %c, i8 %mask, i32 4) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test21(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test21:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmadd213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test21:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmadd213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %c, i8 %mask, i32 8) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test22(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test22:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmsub213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test22:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmsub213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %sub.i.2 = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %sub.i.2, i8 %mask, i32 8) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test23(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test23:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfnmadd231ss {rn-sae}, %xmm1, %xmm0, %xmm2 {%k1}
+; SKX-NEXT: vmovaps %xmm2, %xmm0
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test23:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfnmadd231ss {rn-sae}, %xmm1, %xmm0, %xmm2 {%k1}
+; KNL-NEXT: vmovaps %xmm2, %xmm0
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %b
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask3.vfmadd.ss(<4 x float> %a, <4 x float> %sub.i, <4 x float> %c, i8 %mask, i32 8) #10
+ ret <4 x float> %0
+}
+
+define <4 x float> @test24(<4 x float> %a, <4 x float> %b, <4 x float> %c, i8 zeroext %mask) local_unnamed_addr #0 {
+; SKX-LABEL: test24:
+; SKX: # %bb.0: # %entry
+; SKX-NEXT: kmovd %edi, %k1
+; SKX-NEXT: vfmsub213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; SKX-NEXT: retq
+;
+; KNL-LABEL: test24:
+; KNL: # %bb.0: # %entry
+; KNL-NEXT: kmovw %edi, %k1
+; KNL-NEXT: vfmsub213ss {rn-sae}, %xmm2, %xmm1, %xmm0 {%k1}
+; KNL-NEXT: retq
+entry:
+ %sub.i = fsub <4 x float> <float -0.000000e+00, float -0.000000e+00, float -0.000000e+00, float -0.000000e+00>, %c
+ %0 = tail call <4 x float> @llvm.x86.avx512.mask.vfmadd.ss(<4 x float> %a, <4 x float> %b, <4 x float> %sub.i, i8 %mask, i32 8) #10
+ ret <4 x float> %0
+}
+
+define <16 x float> @test25(<16 x float> %a, <16 x float> %b, <16 x float> %c) {
+; CHECK-LABEL: test25:
+; CHECK: # %bb.0: # %entry
+; CHECK-NEXT: vfnmsub213ps {rn-sae}, %zmm2, %zmm1, %zmm0
+; CHECK-NEXT: retq
+entry:
+ %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>, %b
+ %sub.i.2 = 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
+ %0 = tail call <16 x float> @llvm.x86.avx512.mask.vfmadd.ps.512(<16 x float> %a, <16 x float> %sub.i, <16 x float> %sub.i.2, i16 -1, i32 8) #2
+ ret <16 x float> %0
+}
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