[llvm] r251040 - [IntrinsicEmitter] Remove GET_INTRINSIC_MODREF_BEHAVIOR table
Igor Laevsky via llvm-commits
llvm-commits at lists.llvm.org
Thu Oct 22 11:35:35 PDT 2015
Author: igor.laevsky
Date: Thu Oct 22 13:35:34 2015
New Revision: 251040
URL: http://llvm.org/viewvc/llvm-project?rev=251040&view=rev
Log:
[IntrinsicEmitter] Remove GET_INTRINSIC_MODREF_BEHAVIOR table
There is no need to generate separate table for intrinsics mod ref behaviour.
It can now be determined purely from function attributes.
Differential Revision: http://reviews.llvm.org/D13917
Modified:
llvm/trunk/utils/TableGen/IntrinsicEmitter.cpp
Modified: llvm/trunk/utils/TableGen/IntrinsicEmitter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/utils/TableGen/IntrinsicEmitter.cpp?rev=251040&r1=251039&r2=251040&view=diff
==============================================================================
--- llvm/trunk/utils/TableGen/IntrinsicEmitter.cpp (original)
+++ llvm/trunk/utils/TableGen/IntrinsicEmitter.cpp Thu Oct 22 13:35:34 2015
@@ -50,8 +50,6 @@ public:
raw_ostream &OS);
void EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS);
- void EmitModRefBehavior(const std::vector<CodeGenIntrinsic> &Ints,
- raw_ostream &OS);
void EmitIntrinsicToGCCBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS);
void EmitIntrinsicToMSBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
@@ -92,9 +90,6 @@ void IntrinsicEmitter::run(raw_ostream &
// Emit the intrinsic parameter attributes.
EmitAttributes(Ints, OS);
- // Emit intrinsic alias analysis mod/ref behavior.
- EmitModRefBehavior(Ints, OS);
-
// Emit code to translate GCC builtins into LLVM intrinsics.
EmitIntrinsicToGCCBuiltinMap(Ints, OS);
@@ -705,42 +700,6 @@ EmitAttributes(const std::vector<CodeGen
OS << "#endif // GET_INTRINSIC_ATTRIBUTES\n\n";
}
-/// EmitModRefBehavior - Determine intrinsic alias analysis mod/ref behavior.
-void IntrinsicEmitter::
-EmitModRefBehavior(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS){
- OS << "// Determine intrinsic alias analysis mod/ref behavior.\n"
- << "#ifdef GET_INTRINSIC_MODREF_BEHAVIOR\n"
- << "assert(iid <= Intrinsic::" << Ints.back().EnumName << " && "
- << "\"Unknown intrinsic.\");\n\n";
-
- OS << "static const uint8_t IntrinsicModRefBehavior[] = {\n"
- << " /* invalid */ FMRB_UnknownModRefBehavior,\n";
- for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
- OS << " /* " << TargetPrefix << Ints[i].EnumName << " */ ";
- switch (Ints[i].ModRef) {
- case CodeGenIntrinsic::NoMem:
- OS << "FMRB_DoesNotAccessMemory,\n";
- break;
- case CodeGenIntrinsic::ReadArgMem:
- OS << "FMRB_OnlyReadsArgumentPointees,\n";
- break;
- case CodeGenIntrinsic::ReadMem:
- OS << "FMRB_OnlyReadsMemory,\n";
- break;
- case CodeGenIntrinsic::ReadWriteArgMem:
- OS << "FMRB_OnlyAccessesArgumentPointees,\n";
- break;
- case CodeGenIntrinsic::ReadWriteMem:
- OS << "FMRB_UnknownModRefBehavior,\n";
- break;
- }
- }
- OS << "};\n\n"
- << "return "
- "static_cast<FunctionModRefBehavior>(IntrinsicModRefBehavior[iid]);\n"
- << "#endif // GET_INTRINSIC_MODREF_BEHAVIOR\n\n";
-}
-
/// EmitTargetBuiltins - All of the builtins in the specified map are for the
/// same target, and we already checked it.
static void EmitTargetBuiltins(const std::map<std::string, std::string> &BIM,
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