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Select Constant nodes to TargetConstant nodes

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@23488 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2005-09-28 16:58:06 +00:00
parent 32643d8e05
commit f6f9416363
1 changed files with 21 additions and 7 deletions
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28
utils/TableGen/DAGISelEmitter.cpp
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@ -1088,14 +1088,28 @@ CodeGenPatternResult(TreePatternNode *N, unsigned &Ctr,
if (Val[0] == 'T' && Val[1] == 'm' && Val[2] == 'p') {
// Already selected this operand, just return the tmpval.
return atoi(Val.c_str()+3);
} else {
unsigned ResNo = Ctr++;
OS << " SDOperand Tmp" << ResNo << " = Select(" << Val << ");\n";
// Add Tmp<ResNo> to VariableMap, so that we don't multiply select this
// value if used multiple times by this pattern result.
Val = "Tmp"+utostr(ResNo);
return ResNo;
}
unsigned ResNo = Ctr++;
if (!N->isLeaf() && N->getOperator()->getName() == "imm") {
switch (N->getType()) {
default: assert(0 && "Unknown type for constant node!");
case MVT::i1: OS << " bool Tmp"; break;
case MVT::i8: OS << " unsigned char Tmp"; break;
case MVT::i16: OS << " unsigned short Tmp"; break;
case MVT::i32: OS << " unsigned Tmp"; break;
case MVT::i64: OS << " uint64_t Tmp"; break;
}
OS << ResNo << "C = cast<ConstantSDNode>(" << Val << ")->getValue();\n";
OS << " SDOperand Tmp" << ResNo << " = CurDAG->getTargetConstant(Tmp"
<< ResNo << "C, MVT::" << getEnumName(N->getType()) << ");\n";
} else {
OS << " SDOperand Tmp" << ResNo << " = Select(" << Val << ");\n";
}
// Add Tmp<ResNo> to VariableMap, so that we don't multiply select this
// value if used multiple times by this pattern result.
Val = "Tmp"+utostr(ResNo);
return ResNo;
}
if (N->isLeaf()) {