[SLPVectorizer][X86] Tests to show missed buildvector sitofp/fptosi vectorizations

e.g.
buildvector(sitofp(i32), sitofp(i32), sitofp(i32), sitofp(i32)) --> sitofp(buildvector(i32, i32, i32, i32))

llvm-svn: 288807

2 files changed, 100 insertions, 0 deletions

diff --git a/llvm/test/Transforms/SLPVectorizer/X86/fptosi.ll b/llvm/test/Transforms/SLPVectorizer/X86/fptosi.ll
index a06a13ef90d..9e95416b4cc 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/fptosi.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/fptosi.ll
@@ -489,4 +489,54 @@ define void @fptosi_8f32_8i8() #0 {
   ret void
 }
 
+;
+; FPTOSI BUILDVECTOR
+;
+
+define <4 x i32> @fptosi_4xf64_4i32(double %a0, double %a1, double %a2, double %a3) #0 {
+; CHECK-LABEL: @fptosi_4xf64_4i32(
+; CHECK-NEXT:    [[CVT0:%.*]] = fptosi double %a0 to i32
+; CHECK-NEXT:    [[CVT1:%.*]] = fptosi double %a1 to i32
+; CHECK-NEXT:    [[CVT2:%.*]] = fptosi double %a2 to i32
+; CHECK-NEXT:    [[CVT3:%.*]] = fptosi double %a3 to i32
+; CHECK-NEXT:    [[RES0:%.*]] = insertelement <4 x i32> undef, i32 [[CVT0]], i32 0
+; CHECK-NEXT:    [[RES1:%.*]] = insertelement <4 x i32> [[RES0]], i32 [[CVT1]], i32 1
+; CHECK-NEXT:    [[RES2:%.*]] = insertelement <4 x i32> [[RES1]], i32 [[CVT2]], i32 2
+; CHECK-NEXT:    [[RES3:%.*]] = insertelement <4 x i32> [[RES2]], i32 [[CVT3]], i32 3
+; CHECK-NEXT:    ret <4 x i32> [[RES3]]
+;
+  %cvt0 = fptosi double %a0 to i32
+  %cvt1 = fptosi double %a1 to i32
+  %cvt2 = fptosi double %a2 to i32
+  %cvt3 = fptosi double %a3 to i32
+  %res0 = insertelement <4 x i32> undef, i32 %cvt0, i32 0
+  %res1 = insertelement <4 x i32> %res0, i32 %cvt1, i32 1
+  %res2 = insertelement <4 x i32> %res1, i32 %cvt2, i32 2
+  %res3 = insertelement <4 x i32> %res2, i32 %cvt3, i32 3
+  ret <4 x i32> %res3
+}
+
+define <4 x i32> @fptosi_4xf32_4i32(float %a0, float %a1, float %a2, float %a3) #0 {
+; CHECK-LABEL: @fptosi_4xf32_4i32(
+; CHECK-NEXT:    [[CVT0:%.*]] = fptosi float %a0 to i32
+; CHECK-NEXT:    [[CVT1:%.*]] = fptosi float %a1 to i32
+; CHECK-NEXT:    [[CVT2:%.*]] = fptosi float %a2 to i32
+; CHECK-NEXT:    [[CVT3:%.*]] = fptosi float %a3 to i32
+; CHECK-NEXT:    [[RES0:%.*]] = insertelement <4 x i32> undef, i32 [[CVT0]], i32 0
+; CHECK-NEXT:    [[RES1:%.*]] = insertelement <4 x i32> [[RES0]], i32 [[CVT1]], i32 1
+; CHECK-NEXT:    [[RES2:%.*]] = insertelement <4 x i32> [[RES1]], i32 [[CVT2]], i32 2
+; CHECK-NEXT:    [[RES3:%.*]] = insertelement <4 x i32> [[RES2]], i32 [[CVT3]], i32 3
+; CHECK-NEXT:    ret <4 x i32> [[RES3]]
+;
+  %cvt0 = fptosi float %a0 to i32
+  %cvt1 = fptosi float %a1 to i32
+  %cvt2 = fptosi float %a2 to i32
+  %cvt3 = fptosi float %a3 to i32
+  %res0 = insertelement <4 x i32> undef, i32 %cvt0, i32 0
+  %res1 = insertelement <4 x i32> %res0, i32 %cvt1, i32 1
+  %res2 = insertelement <4 x i32> %res1, i32 %cvt2, i32 2
+  %res3 = insertelement <4 x i32> %res2, i32 %cvt3, i32 3
+  ret <4 x i32> %res3
+}
+
 attributes #0 = { nounwind }
diff --git a/llvm/test/Transforms/SLPVectorizer/X86/sitofp.ll b/llvm/test/Transforms/SLPVectorizer/X86/sitofp.ll
index 6e91a2181cc..3b0d3387784 100644
--- a/llvm/test/Transforms/SLPVectorizer/X86/sitofp.ll
+++ b/llvm/test/Transforms/SLPVectorizer/X86/sitofp.ll
@@ -1175,4 +1175,54 @@ define void @sitofp_16i8_16f32() #0 {
   ret void
 }
 
+;
+; SITOFP BUILDVECTOR
+;
+
+define <4 x double> @sitofp_4xi32_4f64(i32 %a0, i32 %a1, i32 %a2, i32 %a3) #0 {
+; CHECK-LABEL: @sitofp_4xi32_4f64(
+; CHECK-NEXT:    [[CVT0:%.*]] = sitofp i32 %a0 to double
+; CHECK-NEXT:    [[CVT1:%.*]] = sitofp i32 %a1 to double
+; CHECK-NEXT:    [[CVT2:%.*]] = sitofp i32 %a2 to double
+; CHECK-NEXT:    [[CVT3:%.*]] = sitofp i32 %a3 to double
+; CHECK-NEXT:    [[RES0:%.*]] = insertelement <4 x double> undef, double [[CVT0]], i32 0
+; CHECK-NEXT:    [[RES1:%.*]] = insertelement <4 x double> [[RES0]], double [[CVT1]], i32 1
+; CHECK-NEXT:    [[RES2:%.*]] = insertelement <4 x double> [[RES1]], double [[CVT2]], i32 2
+; CHECK-NEXT:    [[RES3:%.*]] = insertelement <4 x double> [[RES2]], double [[CVT3]], i32 3
+; CHECK-NEXT:    ret <4 x double> [[RES3]]
+;
+  %cvt0 = sitofp i32 %a0 to double
+  %cvt1 = sitofp i32 %a1 to double
+  %cvt2 = sitofp i32 %a2 to double
+  %cvt3 = sitofp i32 %a3 to double
+  %res0 = insertelement <4 x double> undef, double %cvt0, i32 0
+  %res1 = insertelement <4 x double> %res0, double %cvt1, i32 1
+  %res2 = insertelement <4 x double> %res1, double %cvt2, i32 2
+  %res3 = insertelement <4 x double> %res2, double %cvt3, i32 3
+  ret <4 x double> %res3
+}
+
+define <4 x float> @sitofp_4xi32_4f32(i32 %a0, i32 %a1, i32 %a2, i32 %a3) #0 {
+; CHECK-LABEL: @sitofp_4xi32_4f32(
+; CHECK-NEXT:    [[CVT0:%.*]] = sitofp i32 %a0 to float
+; CHECK-NEXT:    [[CVT1:%.*]] = sitofp i32 %a1 to float
+; CHECK-NEXT:    [[CVT2:%.*]] = sitofp i32 %a2 to float
+; CHECK-NEXT:    [[CVT3:%.*]] = sitofp i32 %a3 to float
+; CHECK-NEXT:    [[RES0:%.*]] = insertelement <4 x float> undef, float [[CVT0]], i32 0
+; CHECK-NEXT:    [[RES1:%.*]] = insertelement <4 x float> [[RES0]], float [[CVT1]], i32 1
+; CHECK-NEXT:    [[RES2:%.*]] = insertelement <4 x float> [[RES1]], float [[CVT2]], i32 2
+; CHECK-NEXT:    [[RES3:%.*]] = insertelement <4 x float> [[RES2]], float [[CVT3]], i32 3
+; CHECK-NEXT:    ret <4 x float> [[RES3]]
+;
+  %cvt0 = sitofp i32 %a0 to float
+  %cvt1 = sitofp i32 %a1 to float
+  %cvt2 = sitofp i32 %a2 to float
+  %cvt3 = sitofp i32 %a3 to float
+  %res0 = insertelement <4 x float> undef, float %cvt0, i32 0
+  %res1 = insertelement <4 x float> %res0, float %cvt1, i32 1
+  %res2 = insertelement <4 x float> %res1, float %cvt2, i32 2
+  %res3 = insertelement <4 x float> %res2, float %cvt3, i32 3
+  ret <4 x float> %res3
+}
+
 attributes #0 = { nounwind }