[llvm] [X86] X86FixupInstTuning - fold BLENDPS -> MOVSD (PR #144029)

[Phoebe Wang via llvm-commits]

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@@ -235,14 +236,16 @@ bool X86FixupInstTuningPass::processInstruction(
 
   switch (Opc) {
   case X86::BLENDPDrri:
-    return ProcessBLENDToMOV(X86::MOVSDrr);
+    return ProcessBLENDToMOV(X86::MOVSDrr, 0x3, 0x1);
   case X86::VBLENDPDrri:
-    return ProcessBLENDToMOV(X86::VMOVSDrr);
+    return ProcessBLENDToMOV(X86::VMOVSDrr, 0x3, 0x1);
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phoebewang wrote:

Sorry, I meant `VBLENDPDYrri`

https://github.com/llvm/llvm-project/pull/144029