move rep aliases to td file

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117822 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-10-30 18:17:33 +00:00
parent a17a9a00dc
commit 6f96b0899b
2 changed files with 7 additions and 5 deletions

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@ -620,13 +620,10 @@ X86Operand *X86ATTAsmParser::ParseMemOperand(unsigned SegReg, SMLoc MemStart) {
bool X86ATTAsmParser::
ParseInstruction(StringRef Name, SMLoc NameLoc,
SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
// FIXME: Hack to recognize "sal..." and "rep..." for now. We need a way to
// represent alternative syntaxes in the .td file, without requiring
// instruction duplication.
// FIXME: Hack to recognize some aliases.
StringRef PatchedName = StringSwitch<StringRef>(Name)
.Case("repe", "rep")
.Case("repz", "rep")
.Case("repnz", "repne")
.Case("push", Is64Bit ? "pushq" : "pushl")
.Case("pop", Is64Bit ? "popq" : "popl")
.Case("pushf", Is64Bit ? "pushfq" : "pushfl")
@ -721,7 +718,8 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
// Determine whether this is an instruction prefix.
bool isPrefix =
PatchedName == "lock" || PatchedName == "rep" ||
PatchedName == "repne";
PatchedName == "repe" || PatchedName == "repz" ||
PatchedName == "repne" || PatchedName == "repnz";
// This does the actual operand parsing. Don't parse any more if we have a

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@ -1269,6 +1269,10 @@ def : MnemonicAlias<"cdqe", "cltq">;
def : MnemonicAlias<"pushfd", "pushfl">;
def : MnemonicAlias<"popfd", "popfl">;
def : MnemonicAlias<"repe", "rep">;
def : MnemonicAlias<"repz", "rep">;
def : MnemonicAlias<"repnz", "repne">;
def : MnemonicAlias<"salb", "shlb">;
def : MnemonicAlias<"salw", "shlw">;
def : MnemonicAlias<"sall", "shll">;