6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2025-08-05 13:26:55 +00:00
Code Issues Projects Releases Wiki Activity

fix some bugs in the alias support, unblocking changing of "clr" aliases

Browse Source 
from c++ hacks to proper .td InstAlias definitions.  Change them!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118330 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner
2010-11-06 07:31:43 +00:00
parent 662e5a30e8
commit 414098571b
4 changed files with 71 additions and 29 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
lib/Target/X86/AsmParser/X86AsmParser.cpp
View File

@@ -983,17 +983,6 @@ ParseInstruction(StringRef Name, SMLoc NameLoc,
Operands[0] = X86Operand::CreateToken("fstps", NameLoc);
}
// "clr <reg>" -> "xor <reg>, <reg>".
if ((Name == "clrb" || Name == "clrw" || Name == "clrl" || Name == "clrq" ||
Name == "clr") && Operands.size() == 2 &&
static_cast<X86Operand*>(Operands[1])->isReg()) {
unsigned RegNo = static_cast<X86Operand*>(Operands[1])->getReg();
Operands.push_back(X86Operand::CreateReg(RegNo, NameLoc, NameLoc));
delete Operands[0];
Operands[0] = X86Operand::CreateToken("xor", NameLoc);
}
// FIXME: Hack to handle recognize "aa[dm]" -> "aa[dm] $0xA".
if ((Name.startswith("aad") || Name.startswith("aam")) &&
Operands.size() == 1) {