Implemented the dialect decision logic for the X86

TargetAsmLexer.  Dialect-specific lexing code will
be placed in the functions LexTokenATT() and
LexTokenIntel().


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@94456 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Sean Callanan 2010-01-25 21:59:20 +00:00
parent e43b6c9695
commit 436c48485c

View File

@ -9,6 +9,7 @@
#include "llvm/Target/TargetAsmLexer.h"
#include "llvm/Target/TargetRegistry.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/MC/MCParser/MCAsmLexer.h"
#include "llvm/MC/MCParser/MCParsedAsmOperand.h"
#include "X86.h"
@ -19,8 +20,21 @@ namespace {
class X86AsmLexer : public TargetAsmLexer {
const MCAsmInfo &AsmInfo;
AsmToken LexTokenATT();
AsmToken LexTokenIntel();
protected:
AsmToken LexToken();
AsmToken LexToken() {
switch (AsmInfo.getAssemblerDialect()) {
default:
SetError(SMLoc(), "Unhandled dialect");
return AsmToken(AsmToken::Error, "", 0);
case 0:
return LexTokenATT();
case 1:
return LexTokenIntel();
}
}
public:
X86AsmLexer(const Target &T, const MCAsmInfo &MAI)
: TargetAsmLexer(T), AsmInfo(MAI) {
@ -29,7 +43,11 @@ public:
}
AsmToken X86AsmLexer::LexToken() {
AsmToken X86AsmLexer::LexTokenATT() {
return AsmToken(AsmToken::Error, "", 0);
}
AsmToken X86AsmLexer::LexTokenIntel() {
return AsmToken(AsmToken::Error, "", 0);
}