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Allow inline asm nodes with empty bodies inside JIT.

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This unbreaks explicit reg vars inside JIT, which are
implemented in such hacky way :)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55128 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2008-08-21 17:33:01 +00:00
parent b6135a054d
commit 62990bafa3
1 changed files with 6 additions and 2 deletions
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8
lib/Target/X86/X86CodeEmitter.cpp
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@ -486,9 +486,13 @@ void Emitter::emitInstruction(const MachineInstr &MI,
default:
assert(0 && "psuedo instructions should be removed before code emission");
break;
case TargetInstrInfo::INLINEASM:
assert(0 && "JIT does not support inline asm!\n");
case TargetInstrInfo::INLINEASM: {
const char* Value = MI.getOperand(0).getSymbolName();
/* We allow inline assembler nodes with empty bodies - they can
implicitly define registers, which is ok for JIT. */
assert((Value[0] == 0) && "JIT does not support inline asm!\n");
break;
}
case TargetInstrInfo::DBG_LABEL:
case TargetInstrInfo::EH_LABEL:
MCE.emitLabel(MI.getOperand(0).getImm());