[llvm] [SLPVectorizer] Use accurate cost for external users of resize shuffles (PR #137419)

[Alexey Bataev via llvm-commits]

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@@ -5,11 +5,11 @@ define void @test() {
 ; CHECK-LABEL: @test(
 ; CHECK-NEXT:  entry:
 ; CHECK-NEXT:    [[TMP0:%.*]] = insertelement <4 x float> undef, float 0.000000e+00, i32 0
-; CHECK-NEXT:    [[TMP1:%.*]] = insertelement <4 x float> [[TMP0]], float 0.000000e+00, i32 1
-; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <4 x float> [[TMP1]], float 0.000000e+00, i32 0
-; CHECK-NEXT:    [[TMP3:%.*]] = insertelement <4 x float> [[TMP2]], float 0.000000e+00, i32 0
-; CHECK-NEXT:    [[TMP4:%.*]] = fsub float 0.000000e+00, 0.000000e+00
-; CHECK-NEXT:    [[TMP5:%.*]] = insertelement <2 x float> zeroinitializer, float [[TMP4]], i32 0
+; CHECK-NEXT:    [[TMP2:%.*]] = insertelement <4 x float> [[TMP0]], float 0.000000e+00, i32 1
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alexey-bataev wrote:

Restore original file

https://github.com/llvm/llvm-project/pull/137419