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Since the new instruction selector now works, I don't need to keep

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the old one around for comparative purposes: have the
ENABLE_NEW_ISEL #define (which is not enabled on mainline) stop
emitting the old isel at all, yay for build time win.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@97033 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-24 07:35:09 +00:00
parent 19b5a7590b
commit c84edb7bdd
2 changed files with 7 additions and 8 deletions
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13
utils/TableGen/DAGISelEmitter.cpp
View File

@ -1794,9 +1794,7 @@ void DAGISelEmitter::EmitInstructionSelector(raw_ostream &OS) {
OS << "// The main instruction selector code.\n"
<< "SDNode *SelectCode(SDNode *N) {\n"
#ifdef ENABLE_NEW_ISEL
<< " return SelectCode2(N);\n"
#endif
<< " MVT::SimpleValueType NVT = N->getValueType(0).getSimpleVT().SimpleTy;\n"
<< " switch (N->getOpcode()) {\n"
<< " default:\n"
@ -1947,11 +1945,6 @@ void DAGISelEmitter::run(raw_ostream &OS) {
DEBUG(errs() << "\n");
}
// At this point, we have full information about the 'Patterns' we need to
// parse, both implicitly from instructions as well as from explicit pattern
// definitions. Emit the resultant instruction selector.
EmitInstructionSelector(OS);
#ifdef ENABLE_NEW_ISEL
MatcherNode *Matcher = 0;
@ -1987,5 +1980,11 @@ void DAGISelEmitter::run(raw_ostream &OS) {
//Matcher->dump();
EmitMatcherTable(Matcher, OS);
delete Matcher;
#else
// At this point, we have full information about the 'Patterns' we need to
// parse, both implicitly from instructions as well as from explicit pattern
// definitions. Emit the resultant instruction selector.
EmitInstructionSelector(OS);
#endif
}

2
utils/TableGen/DAGISelMatcherEmitter.cpp
View File

@ -503,7 +503,7 @@ void llvm::EmitMatcherTable(const MatcherNode *Matcher, raw_ostream &O) {
formatted_raw_ostream OS(O);
OS << "// The main instruction selector code.\n";
OS << "SDNode *SelectCode2(SDNode *N) {\n";
OS << "SDNode *SelectCode(SDNode *N) {\n";
MatcherTableEmitter MatcherEmitter;