[PATCH] D151863: [x86][MC] Fix movdir64b addressing

[Akshay Khadse via Phabricator via llvm-commits]

akshaykhadse created this revision.
Herald added subscribers: pengfei, hiraditya.
Herald added a project: All.
akshaykhadse requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D151863

Files:
  llvm/lib/Target/X86/AsmParser/X86Operand.h


Index: llvm/lib/Target/X86/AsmParser/X86Operand.h
===================================================================
--- llvm/lib/Target/X86/AsmParser/X86Operand.h
+++ llvm/lib/Target/X86/AsmParser/X86Operand.h
@@ -383,6 +383,8 @@
   bool isMem512_GR16() const {
     if (!isMem512())
       return false;
+    if (getMemBaseReg() == X86::AH)
+      return true;
     if (getMemBaseReg() &&
         !X86MCRegisterClasses[X86::GR16RegClassID].contains(getMemBaseReg()))
       return false;
@@ -391,6 +393,8 @@
   bool isMem512_GR32() const {
     if (!isMem512())
       return false;
+    if (getMemBaseReg() == X86::AH)
+      return true;
     if (getMemBaseReg() &&
         !X86MCRegisterClasses[X86::GR32RegClassID].contains(getMemBaseReg()) &&
         getMemBaseReg() != X86::EIP)
@@ -404,6 +408,8 @@
   bool isMem512_GR64() const {
     if (!isMem512())
       return false;
+    if (getMemBaseReg() == X86::AH)
+      return true;
     if (getMemBaseReg() &&
         !X86MCRegisterClasses[X86::GR64RegClassID].contains(getMemBaseReg()) &&
         getMemBaseReg() != X86::RIP)


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