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[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
This commit is contained in:
Simon Pilgrim 2016-12-06 13:29:55 +00:00
parent 870b5cad45
commit e633741c3a
2 changed files with 100 additions and 0 deletions
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50
llvm/test/Transforms/SLPVectorizer/X86/fptosi.ll
View File

@ -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 }

50
llvm/test/Transforms/SLPVectorizer/X86/sitofp.ll
View File

@ -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 }