diff options
Diffstat (limited to 'test/Transforms/SLPVectorizer/X86/phi.ll')
| -rw-r--r-- | test/Transforms/SLPVectorizer/X86/phi.ll | 95 |
1 files changed, 88 insertions, 7 deletions
diff --git a/test/Transforms/SLPVectorizer/X86/phi.ll b/test/Transforms/SLPVectorizer/X86/phi.ll index f77e945..9cc4891 100644 --- a/test/Transforms/SLPVectorizer/X86/phi.ll +++ b/test/Transforms/SLPVectorizer/X86/phi.ll @@ -95,11 +95,92 @@ for.end: ; preds = %for.body ret i32 0 } +; float foo3(float *A) { +; +; float R = A[0]; +; float G = A[1]; +; float B = A[2]; +; float Y = A[3]; +; float P = A[4]; +; for (int i=0; i < 121; i+=3) { +; R+=A[i+0]*7; +; G+=A[i+1]*8; +; B+=A[i+2]*9; +; Y+=A[i+3]*10; +; P+=A[i+4]*11; +; } +; +; return R+G+B+Y+P; +; } + +;CHECK: foo3 +;CHECK: phi <4 x float> +;CHECK: fmul <4 x float> +;CHECK: fadd <4 x float> +;CHECK-NOT: phi <5 x float> +;CHECK-NOT: fmul <5 x float> +;CHECK-NOT: fadd <5 x float> + +define float @foo3(float* nocapture readonly %A) #0 { +entry: + %0 = load float* %A, align 4 + %arrayidx1 = getelementptr inbounds float* %A, i64 1 + %1 = load float* %arrayidx1, align 4 + %arrayidx2 = getelementptr inbounds float* %A, i64 2 + %2 = load float* %arrayidx2, align 4 + %arrayidx3 = getelementptr inbounds float* %A, i64 3 + %3 = load float* %arrayidx3, align 4 + %arrayidx4 = getelementptr inbounds float* %A, i64 4 + %4 = load float* %arrayidx4, align 4 + br label %for.body + +for.body: ; preds = %for.body, %entry + %5 = phi float [ %1, %entry ], [ %11, %for.body ] + %6 = phi float [ %0, %entry ], [ %9, %for.body ] + %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] + %P.056 = phi float [ %4, %entry ], [ %add26, %for.body ] + %Y.055 = phi float [ %3, %entry ], [ %add21, %for.body ] + %B.054 = phi float [ %2, %entry ], [ %add16, %for.body ] + %G.053 = phi float [ %1, %entry ], [ %add11, %for.body ] + %R.052 = phi float [ %0, %entry ], [ %add6, %for.body ] + %mul = fmul float %6, 7.000000e+00 + %add6 = fadd float %R.052, %mul + %mul10 = fmul float %5, 8.000000e+00 + %add11 = fadd float %G.053, %mul10 + %7 = add nsw i64 %indvars.iv, 2 + %arrayidx14 = getelementptr inbounds float* %A, i64 %7 + %8 = load float* %arrayidx14, align 4 + %mul15 = fmul float %8, 9.000000e+00 + %add16 = fadd float %B.054, %mul15 + %indvars.iv.next = add nuw nsw i64 %indvars.iv, 3 + %arrayidx19 = getelementptr inbounds float* %A, i64 %indvars.iv.next + %9 = load float* %arrayidx19, align 4 + %mul20 = fmul float %9, 1.000000e+01 + %add21 = fadd float %Y.055, %mul20 + %10 = add nsw i64 %indvars.iv, 4 + %arrayidx24 = getelementptr inbounds float* %A, i64 %10 + %11 = load float* %arrayidx24, align 4 + %mul25 = fmul float %11, 1.100000e+01 + %add26 = fadd float %P.056, %mul25 + %12 = trunc i64 %indvars.iv.next to i32 + %cmp = icmp slt i32 %12, 121 + br i1 %cmp, label %for.body, label %for.end + +for.end: ; preds = %for.body + %add28 = fadd float %add6, %add11 + %add29 = fadd float %add28, %add16 + %add30 = fadd float %add29, %add21 + %add31 = fadd float %add30, %add26 + ret float %add31 +} + define void @test(x86_fp80* %i1, x86_fp80* %i2, x86_fp80* %o) { ; CHECK-LABEL: @test( ; ; Test that we correctly recognize the discontiguous memory in arrays where the ; size is less than the alignment, and through various different GEP formations. +; +; We disable the vectorization of x86_fp80 for now. entry: %i1.0 = load x86_fp80* %i1, align 16 @@ -107,8 +188,8 @@ entry: %i1.1 = load x86_fp80* %i1.gep1, align 16 ; CHECK: load x86_fp80* ; CHECK: load x86_fp80* -; CHECK: insertelement <2 x x86_fp80> -; CHECK: insertelement <2 x x86_fp80> +; CHECK-NOT: insertelement <2 x x86_fp80> +; CHECK_NOT: insertelement <2 x x86_fp80> br i1 undef, label %then, label %end then: @@ -118,16 +199,16 @@ then: %i2.1 = load x86_fp80* %i2.gep1, align 16 ; CHECK: load x86_fp80* ; CHECK: load x86_fp80* -; CHECK: insertelement <2 x x86_fp80> -; CHECK: insertelement <2 x x86_fp80> +; CHECK-NOT: insertelement <2 x x86_fp80> +; CHECK-NOT: insertelement <2 x x86_fp80> br label %end end: %phi0 = phi x86_fp80 [ %i1.0, %entry ], [ %i2.0, %then ] %phi1 = phi x86_fp80 [ %i1.1, %entry ], [ %i2.1, %then ] -; CHECK: phi <2 x x86_fp80> -; CHECK: extractelement <2 x x86_fp80> -; CHECK: extractelement <2 x x86_fp80> +; CHECK-NOT: phi <2 x x86_fp80> +; CHECK-NOT: extractelement <2 x x86_fp80> +; CHECK-NOT: extractelement <2 x x86_fp80> store x86_fp80 %phi0, x86_fp80* %o, align 16 %o.gep1 = getelementptr inbounds x86_fp80* %o, i64 1 store x86_fp80 %phi1, x86_fp80* %o.gep1, align 16 |