[PATCH] D38276: [X86] Remove dead code from X86ISelDAGToDAG.cpp multiply handling

Phabricator via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Sep 28 09:59:29 PDT 2017


This revision was automatically updated to reflect the committed changes.
Closed by commit rL314430: [X86] Remove dead code from X86ISelDAGToDAG.cpp multiply handling (authored by ctopper).

Changed prior to commit:
  https://reviews.llvm.org/D38276?vs=116929&id=117013#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D38276

Files:
  llvm/trunk/lib/Target/X86/X86ISelDAGToDAG.cpp


Index: llvm/trunk/lib/Target/X86/X86ISelDAGToDAG.cpp
===================================================================
--- llvm/trunk/lib/Target/X86/X86ISelDAGToDAG.cpp
+++ llvm/trunk/lib/Target/X86/X86ISelDAGToDAG.cpp
@@ -2594,7 +2594,7 @@
     unsigned LoReg;
     switch (NVT.SimpleTy) {
     default: llvm_unreachable("Unsupported VT!");
-    case MVT::i8:  LoReg = X86::AL;  Opc = X86::MUL8r; break;
+    // MVT::i8 is handled by X86ISD::UMUL8.
     case MVT::i16: LoReg = X86::AX;  Opc = X86::MUL16r; break;
     case MVT::i32: LoReg = X86::EAX; Opc = X86::MUL32r; break;
     case MVT::i64: LoReg = X86::RAX; Opc = X86::MUL64r; break;


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