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Fixes disassembler crashes on 2013 Haswell RTM instructions.

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rdar://13318048


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@176828 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kevin Enderby
2013-03-11 21:17:13 +00:00
parent d5bb20805e
commit 12dccaed9c
3 changed files with 21 additions and 1 deletions
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11
utils/TableGen/X86RecognizableInstr.cpp
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@@ -764,6 +764,17 @@ void RecognizableInstr::emitInstructionSpecifier(DisassemblerTables &tables) {
HANDLE_OPERAND(immediate)
HANDLE_OPERAND(immediate)
break;
case X86Local::MRM_F8:
if (Opcode == 0xc6) {
assert(numPhysicalOperands == 1 &&
"Unexpected number of operands for X86Local::MRM_F8");
HANDLE_OPERAND(immediate)
} else if (Opcode == 0xc7) {
assert(numPhysicalOperands == 1 &&
"Unexpected number of operands for X86Local::MRM_F8");
HANDLE_OPERAND(relocation)
}
break;
case X86Local::MRMInitReg:
// Ignored.
break;