[ms-inline asm] Add the isOffsetOf() function.
Part of rdar://12470317
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166436 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/MC/MCParser/MCParsedAsmOperand.h b/include/llvm/MC/MCParser/MCParsedAsmOperand.h
index 7d0914e..35f47c0 100644
--- a/include/llvm/MC/MCParser/MCParsedAsmOperand.h
+++ b/include/llvm/MC/MCParser/MCParsedAsmOperand.h
@@ -64,6 +64,11 @@
/// getEndLoc - Get the location of the last token of this operand.
virtual SMLoc getEndLoc() const = 0;
+ /// isOffsetOf - Do we need to emit code to get the offset of the variable,
+ /// rather then the value of the variable? Only valid when parsing MS-style
+ /// inline assembly.
+ virtual bool isOffsetOf() const { return false; }
+
/// needSizeDirective - Do we need to emit a sizing directive for this
/// operand? Only valid when parsing MS-style inline assembly.
virtual bool needSizeDirective() const { return false; }
diff --git a/lib/Target/X86/AsmParser/X86AsmParser.cpp b/lib/Target/X86/AsmParser/X86AsmParser.cpp
index 63cce6c..9689180 100644
--- a/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -320,6 +320,11 @@
return Mem.Size;
}
+ bool isOffsetOf() const {
+ assert(Kind == Memory && "Invalid access!");
+ return Mem.OffsetOf;
+ }
+
bool needSizeDirective() const {
assert(Kind == Memory && "Invalid access!");
return Mem.NeedSizeDir;