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Implemented zext as a no-op cast in the IR 

interpreter.

llvm-svn: 155360
This commit is contained in:
Sean Callanan 2012-04-23 17:25:38 +00:00
parent 70b5e8eefc
commit 1ef77434e3
1 changed files with 6 additions and 4 deletions
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10
lldb/source/Expression/IRInterpreter.cpp
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@ -994,6 +994,7 @@ IRInterpreter::supportsFunction (Function &llvm_function,
case Instruction::Store:
case Instruction::Sub:
case Instruction::UDiv:
case Instruction::ZExt:
break;
}
}
@ -1221,19 +1222,20 @@ IRInterpreter::runOnFunction (lldb::ClangExpressionVariableSP &result,
}
break;
case Instruction::BitCast:
case Instruction::ZExt:
{
const BitCastInst *bit_cast_inst = dyn_cast<BitCastInst>(inst);
const CastInst *cast_inst = dyn_cast<CastInst>(inst);
if (!bit_cast_inst)
if (!cast_inst)
{
if (log)
log->Printf("getOpcode() returns BitCast, but instruction is not a BitCastInst");
log->Printf("getOpcode() returns %s, but instruction is not a BitCastInst", cast_inst->getOpcodeName());
err.SetErrorToGenericError();
err.SetErrorString(interpreter_internal_error);
return false;
}
Value *source = bit_cast_inst->getOperand(0);
Value *source = cast_inst->getOperand(0);
lldb_private::Scalar S;