[PATCH] D147728: [X86] Add inst fixup for `unpckpd` -> `unpckqdq`.

[Phoebe Wang via Phabricator via llvm-commits]

pengfei added inline comments.


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Comment at: llvm/lib/Target/X86/X86FixupInstTuning.cpp:157-158
 
   // `vunpcklpd/vmovlhps r, r` -> `vshufps r, r, 0x44`
   // `vunpckhpd/vmovlhps r, r` -> `vshufps r, r, 0xee`
   // `vunpcklpd r, r, k` -> `vshufpd r, r, 0x00`
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Update the comments here.


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Comment at: llvm/lib/Target/X86/X86FixupInstTuning.cpp:250-257
   case X86::MOVLHPSrr:
   case X86::UNPCKLPDrr:
-    return ProcessUNPCKLPDrr(X86::SHUFPSrri);
+    return ProcessUNPCKLPDrr(X86::PUNPCKLQDQrr, X86::SHUFPSrri);
   case X86::VMOVLHPSrr:
   case X86::VUNPCKLPDrr:
-    return ProcessUNPCKLPDrr(X86::VSHUFPSrri);
+    return ProcessUNPCKLPDrr(X86::VPUNPCKLQDQrr, X86::VSHUFPSrri);
   case X86::VUNPCKLPDYrr:
----------------
Change `PS` to `PD`.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D147728/new/

https://reviews.llvm.org/D147728