[llvm-commits] [llvm] r136478 - /llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp
Owen Anderson
resistor at mac.com
Fri Jul 29 11:28:52 PDT 2011
Author: resistor
Date: Fri Jul 29 13:28:52 2011
New Revision: 136478
URL: http://llvm.org/viewvc/llvm-project?rev=136478&view=rev
Log:
Third time's the charm for implementing tied operand decoding properly.
Modified:
llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp
Modified: llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp?rev=136478&r1=136477&r2=136478&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/FixedLenDecoderEmitter.cpp Fri Jul 29 13:28:52 2011
@@ -1225,11 +1225,13 @@
// Search for tied operands, so that we can correctly instantiate
// operands that are not explicitly represented in the encoding.
- std::map<Init*, std::string> TiedNames;
+ std::map<std::string, std::string> TiedNames;
for (unsigned i = 0; i < CGI.Operands.size(); ++i) {
int tiedTo = CGI.Operands[i].getTiedRegister();
- if (tiedTo != -1)
- TiedNames[InOutOperands[i].first] = InOutOperands[tiedTo].second;
+ if (tiedTo != -1) {
+ TiedNames[InOutOperands[i].second] = InOutOperands[tiedTo].second;
+ TiedNames[InOutOperands[tiedTo].second] = InOutOperands[i].second;
+ }
}
// For each operand, see if we can figure out where it is encoded.
@@ -1265,8 +1267,6 @@
unsigned Offset = 0;
for (unsigned bi = 0; bi < Bits.getNumBits(); ++bi) {
- std::string name = NI->second;
- std::string altname = TiedNames[NI->first];
VarBitInit *BI = dynamic_cast<VarBitInit*>(Bits.getBit(bi));
if (!BI) {
if (Base != ~0U) {
@@ -1281,7 +1281,7 @@
VarInit *Var = dynamic_cast<VarInit*>(BI->getVariable());
assert(Var);
if (Var->getName() != NI->second &&
- Var->getName() != TiedNames[NI->first]) {
+ Var->getName() != TiedNames[NI->second]) {
if (Base != ~0U) {
OpInfo.addField(Base, Width, Offset);
Base = ~0U;
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