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Move the code that handles DAGISel error conditions into

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helper functions instead of duplicating it inline each time
it is needed. This eliminates a few hundred or so copies
of this code in each target.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@56759 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-09-27 23:53:14 +00:00
parent 7a3ec1e148
commit 31bd42bc63
1 changed files with 27 additions and 25 deletions
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52
utils/TableGen/DAGISelEmitter.cpp
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@ -1832,20 +1832,15 @@ void DAGISelEmitter::EmitInstructionSelector(std::ostream &OS) {
// If the last pattern has predicates (which could fail) emit code to
// catch the case where nothing handles a pattern.
if (mightNotMatch) {
OS << " cerr << \"Cannot yet select: \";\n";
OS << "\n";
if (OpName != "ISD::INTRINSIC_W_CHAIN" &&
OpName != "ISD::INTRINSIC_WO_CHAIN" &&
OpName != "ISD::INTRINSIC_VOID") {
OS << " N.getNode()->dump(CurDAG);\n";
} else {
OS << " unsigned iid = cast<ConstantSDNode>(N.getOperand("
"N.getOperand(0).getValueType() == MVT::Other))->getZExtValue();\n"
<< " cerr << \"intrinsic %\"<< "
"Intrinsic::getName((Intrinsic::ID)iid);\n";
}
OS << " cerr << '\\n';\n"
<< " abort();\n"
<< " return NULL;\n";
OpName != "ISD::INTRINSIC_VOID")
OS << " CannotYetSelect(N);\n";
else
OS << " CannotYetSelectIntrinsic(N);\n";
OS << " return NULL;\n";
}
OS << "}\n\n";
}
@ -1896,9 +1891,7 @@ void DAGISelEmitter::EmitInstructionSelector(std::ostream &OS) {
<< " SDValue N1 = N.getOperand(1);\n"
<< " SDValue N2 = N.getOperand(2);\n"
<< " if (!isa<FrameIndexSDNode>(N1) || !isa<GlobalAddressSDNode>(N2)) {\n"
<< " cerr << \"Cannot yet select llvm.dbg.declare: \";\n"
<< " N.getNode()->dump(CurDAG);\n"
<< " abort();\n"
<< " CannotYetSelect(N);\n"
<< " }\n"
<< " int FI = cast<FrameIndexSDNode>(N1)->getIndex();\n"
<< " GlobalValue *GV = cast<GlobalAddressSDNode>(N2)->getGlobal();\n"
@ -1976,7 +1969,6 @@ void DAGISelEmitter::EmitInstructionSelector(std::ostream &OS) {
<< " case ISD::INSERT_SUBREG: return Select_INSERT_SUBREG(N);\n"
<< " case ISD::UNDEF: return Select_UNDEF(N);\n";
// Loop over all of the case statements, emiting a call to each method we
// emitted above.
for (std::map<std::string, std::vector<const PatternToMatch*> >::iterator
@ -2029,22 +2021,32 @@ void DAGISelEmitter::EmitInstructionSelector(std::ostream &OS) {
}
OS << " } // end of big switch.\n\n"
<< " cerr << \"Cannot yet select: \";\n"
<< " if (N.getOpcode() != ISD::INTRINSIC_W_CHAIN &&\n"
<< " N.getOpcode() != ISD::INTRINSIC_WO_CHAIN &&\n"
<< " N.getOpcode() != ISD::INTRINSIC_VOID) {\n"
<< " N.getNode()->dump(CurDAG);\n"
<< " CannotYetSelect(N);\n"
<< " } else {\n"
<< " unsigned iid = cast<ConstantSDNode>(N.getOperand("
"N.getOperand(0).getValueType() == "
"MVT::Other))->getZExtValue();\n"
<< " cerr << \"intrinsic %\"<< "
"Intrinsic::getName((Intrinsic::ID)iid);\n"
<< " CannotYetSelectIntrinsic(N);\n"
<< " }\n"
<< " return NULL;\n"
<< "}\n\n";
OS << "void CannotYetSelect(SDValue N) DISABLE_INLINE {\n"
<< " cerr << \"Cannot yet select: \";\n"
<< " N.getNode()->dump(CurDAG);\n"
<< " cerr << '\\n';\n"
<< " abort();\n"
<< " return NULL;\n"
<< "}\n";
<< "}\n\n";
OS << "void CannotYetSelectIntrinsic(SDValue N) DISABLE_INLINE {\n"
<< " cerr << \"Cannot yet select: \";\n"
<< " unsigned iid = cast<ConstantSDNode>(N.getOperand("
<< "N.getOperand(0).getValueType() == MVT::Other))->getZExtValue();\n"
<< " cerr << \"intrinsic %\"<< "
<< "Intrinsic::getName((Intrinsic::ID)iid);\n"
<< " cerr << '\\n';\n"
<< " abort();\n"
<< "}\n\n";
}
void DAGISelEmitter::run(std::ostream &OS) {