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Emit the "is an intrinsic overloaded" table as a bitfield.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151792 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer 2012-03-01 02:16:57 +00:00
parent e9e520f23e
commit 36a2138cce
3 changed files with 14 additions and 18 deletions
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11
lib/Target/MBlaze/MBlazeIntrinsicInfo.cpp
View File

@ -74,16 +74,13 @@ lookupGCCName(const char *Name) const {
}
bool MBlazeIntrinsicInfo::isOverloaded(unsigned IntrID) const {
// Overload Table
const bool OTable[] = {
if (IntrID == 0)
return false;
unsigned id = IntrID - Intrinsic::num_intrinsics + 1;
#define GET_INTRINSIC_OVERLOAD_TABLE
#include "MBlazeGenIntrinsics.inc"
#undef GET_INTRINSIC_OVERLOAD_TABLE
};
if (IntrID == 0)
return false;
else
return OTable[IntrID - Intrinsic::num_intrinsics];
}
/// This defines the "getAttributes(ID id)" method.

4
lib/VMCore/Function.cpp
View File

@ -372,13 +372,9 @@ FunctionType *Intrinsic::getType(LLVMContext &Context,
}
bool Intrinsic::isOverloaded(ID id) {
static const bool OTable[] = {
false,
#define GET_INTRINSIC_OVERLOAD_TABLE
#include "llvm/Intrinsics.gen"
#undef GET_INTRINSIC_OVERLOAD_TABLE
};
return OTable[id];
}
/// This defines the "Intrinsic::getAttributes(ID id)" method.

17
utils/TableGen/IntrinsicEmitter.cpp
View File

@ -160,17 +160,20 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
void IntrinsicEmitter::
EmitIntrinsicToOverloadTable(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
OS << "// Intrinsic ID to overload table\n";
OS << "// Intrinsic ID to overload bitset\n";
OS << "#ifdef GET_INTRINSIC_OVERLOAD_TABLE\n";
OS << " // Note that entry #0 is the invalid intrinsic!\n";
OS << "static const uint8_t OTable[] = {\n";
OS << " 0";
for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
OS << " ";
// Add one to the index so we emit a null bit for the invalid #0 intrinsic.
if ((i+1)%8 == 0)
OS << ",\n 0";
if (Ints[i].isOverloaded)
OS << "true";
else
OS << "false";
OS << ",\n";
OS << " | (1<<" << (i+1)%8 << ')';
}
OS << "\n};\n\n";
// OTable contains a true bit at the position if the intrinsic is overloaded.
OS << "return (OTable[id/8] & (1 << (id%8))) != 0;\n";
OS << "#endif\n\n";
}