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extract some more information from the intrinsic table
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@27022 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -124,7 +124,10 @@ void IntrinsicEmitter::run(std::ostream &OS) {
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// Emit mod/ref info for each function.
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// Emit mod/ref info for each function.
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EmitModRefInfo(Ints, OS);
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EmitModRefInfo(Ints, OS);
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// Emit side effect info for each function.
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// Emit table of non-memory accessing intrinsics.
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EmitNoMemoryInfo(Ints, OS);
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// Emit side effect info for each intrinsic.
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EmitSideEffectInfo(Ints, OS);
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EmitSideEffectInfo(Ints, OS);
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// Emit a list of intrinsics with corresponding GCC builtins.
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// Emit a list of intrinsics with corresponding GCC builtins.
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@ -253,6 +256,25 @@ void IntrinsicEmitter::EmitModRefInfo(const std::vector<CodeGenIntrinsic> &Ints,
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OS << "#endif\n\n";
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OS << "#endif\n\n";
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}
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}
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void IntrinsicEmitter::
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EmitNoMemoryInfo(const std::vector<CodeGenIntrinsic> &Ints, std::ostream &OS) {
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OS << "// SelectionDAGIsel code.\n";
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OS << "#ifdef GET_NO_MEMORY_INTRINSICS\n";
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OS << " switch (IntrinsicID) {\n";
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OS << " default: break;\n";
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for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
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switch (Ints[i].ModRef) {
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default: break;
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case CodeGenIntrinsic::NoMem:
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OS << " case Intrinsic::" << Ints[i].EnumName << ":\n";
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break;
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}
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}
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OS << " return true; // These intrinsics have no side effects.\n";
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OS << " }\n";
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OS << "#endif\n\n";
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}
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void IntrinsicEmitter::
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void IntrinsicEmitter::
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EmitSideEffectInfo(const std::vector<CodeGenIntrinsic> &Ints, std::ostream &OS){
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EmitSideEffectInfo(const std::vector<CodeGenIntrinsic> &Ints, std::ostream &OS){
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OS << "// isInstructionTriviallyDead code.\n";
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OS << "// isInstructionTriviallyDead code.\n";
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@ -37,6 +37,8 @@ namespace llvm {
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std::ostream &OS);
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std::ostream &OS);
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void EmitModRefInfo(const std::vector<CodeGenIntrinsic> &Ints,
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void EmitModRefInfo(const std::vector<CodeGenIntrinsic> &Ints,
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std::ostream &OS);
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std::ostream &OS);
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void EmitNoMemoryInfo(const std::vector<CodeGenIntrinsic> &Ints,
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std::ostream &OS);
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void EmitSideEffectInfo(const std::vector<CodeGenIntrinsic> &Ints,
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void EmitSideEffectInfo(const std::vector<CodeGenIntrinsic> &Ints,
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std::ostream &OS);
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std::ostream &OS);
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void EmitGCCBuiltinList(const std::vector<CodeGenIntrinsic> &Ints,
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void EmitGCCBuiltinList(const std::vector<CodeGenIntrinsic> &Ints,
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