//
//===----------------------------------------------------------------------===//
+#include "CodeGenIntrinsics.h"
#include "CodeGenTarget.h"
-#include "IntrinsicEmitter.h"
#include "SequenceToOffsetTable.h"
+#include "llvm/ADT/StringExtras.h"
+#include "llvm/TableGen/Error.h"
#include "llvm/TableGen/Record.h"
#include "llvm/TableGen/StringMatcher.h"
-#include "llvm/ADT/StringExtras.h"
+#include "llvm/TableGen/TableGenBackend.h"
#include <algorithm>
using namespace llvm;
+namespace {
+class IntrinsicEmitter {
+ RecordKeeper &Records;
+ bool TargetOnly;
+ std::string TargetPrefix;
+
+public:
+ IntrinsicEmitter(RecordKeeper &R, bool T)
+ : Records(R), TargetOnly(T) {}
+
+ void run(raw_ostream &OS);
+
+ void EmitPrefix(raw_ostream &OS);
+
+ void EmitEnumInfo(const std::vector<CodeGenIntrinsic> &Ints,
+ raw_ostream &OS);
+
+ void EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
+ raw_ostream &OS);
+ void EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
+ raw_ostream &OS);
+ void EmitIntrinsicToOverloadTable(const std::vector<CodeGenIntrinsic> &Ints,
+ raw_ostream &OS);
+ void EmitVerifier(const std::vector<CodeGenIntrinsic> &Ints,
+ raw_ostream &OS);
+ void EmitGenerator(const std::vector<CodeGenIntrinsic> &Ints,
+ 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 EmitSuffix(raw_ostream &OS);
+};
+} // End anonymous namespace
+
//===----------------------------------------------------------------------===//
// IntrinsicEmitter Implementation
//===----------------------------------------------------------------------===//
void IntrinsicEmitter::run(raw_ostream &OS) {
- EmitSourceFileHeader("Intrinsic Function Source Fragment", OS);
-
+ emitSourceFileHeader("Intrinsic Function Source Fragment", OS);
+
std::vector<CodeGenIntrinsic> Ints = LoadIntrinsics(Records, TargetOnly);
-
+
if (TargetOnly && !Ints.empty())
TargetPrefix = Ints[0].TargetPrefix;
IIT_I16 = 3,
IIT_I32 = 4,
IIT_I64 = 5,
- IIT_F32 = 6,
- IIT_F64 = 7,
- IIT_V2 = 8,
- IIT_V4 = 9,
- IIT_V8 = 10,
- IIT_V16 = 11,
- IIT_V32 = 12,
- IIT_MMX = 13,
+ IIT_F16 = 6,
+ IIT_F32 = 7,
+ IIT_F64 = 8,
+ IIT_V2 = 9,
+ IIT_V4 = 10,
+ IIT_V8 = 11,
+ IIT_V16 = 12,
+ IIT_V32 = 13,
IIT_PTR = 14,
IIT_ARG = 15,
-
+
// Values from 16+ are only encodable with the inefficient encoding.
- IIT_METADATA = 16,
- IIT_EMPTYSTRUCT = 17,
- IIT_STRUCT2 = 18,
- IIT_STRUCT3 = 19,
- IIT_STRUCT4 = 20,
- IIT_STRUCT5 = 21,
- IIT_EXTEND_VEC_ARG = 22,
- IIT_TRUNC_VEC_ARG = 23,
- IIT_ANYPTR = 24
+ IIT_MMX = 16,
+ IIT_METADATA = 17,
+ IIT_EMPTYSTRUCT = 18,
+ IIT_STRUCT2 = 19,
+ IIT_STRUCT3 = 20,
+ IIT_STRUCT4 = 21,
+ IIT_STRUCT5 = 22,
+ IIT_EXTEND_VEC_ARG = 23,
+ IIT_TRUNC_VEC_ARG = 24,
+ IIT_ANYPTR = 25
};
if (EVT(VT).isInteger()) {
unsigned BitWidth = EVT(VT).getSizeInBits();
switch (BitWidth) {
- default: throw "unhandled integer type width in intrinsic!";
+ default: PrintFatalError("unhandled integer type width in intrinsic!");
case 1: return Sig.push_back(IIT_I1);
case 8: return Sig.push_back(IIT_I8);
case 16: return Sig.push_back(IIT_I16);
}
switch (VT) {
- default: throw "unhandled MVT in intrinsic!";
+ default: PrintFatalError("unhandled MVT in intrinsic!");
+ case MVT::f16: return Sig.push_back(IIT_F16);
case MVT::f32: return Sig.push_back(IIT_F32);
case MVT::f64: return Sig.push_back(IIT_F64);
case MVT::Metadata: return Sig.push_back(IIT_METADATA);
if (EVT(VT).isVector()) {
EVT VVT = VT;
switch (VVT.getVectorNumElements()) {
- default: throw "unhandled vector type width in intrinsic!";
+ default: PrintFatalError("unhandled vector type width in intrinsic!");
case 2: Sig.push_back(IIT_V2); break;
case 4: Sig.push_back(IIT_V4); break;
case 8: Sig.push_back(IIT_V8); break;
EncodeFixedType(Int.IS.ParamTypeDefs[i], ArgCodes, TypeSig);
}
-void printIITEntry(raw_ostream &OS, unsigned char X) {
+static void printIITEntry(raw_ostream &OS, unsigned char X) {
OS << (unsigned)X;
}
OS << "#endif\n\n"; // End of GET_INTRINSIC_GENERATOR_GLOBAL
}
-namespace {
- enum ModRefKind {
- MRK_none,
- MRK_readonly,
- MRK_readnone
- };
-
- ModRefKind getModRefKind(const CodeGenIntrinsic &intrinsic) {
- switch (intrinsic.ModRef) {
- case CodeGenIntrinsic::NoMem:
- return MRK_readnone;
- case CodeGenIntrinsic::ReadArgMem:
- case CodeGenIntrinsic::ReadMem:
- return MRK_readonly;
- case CodeGenIntrinsic::ReadWriteArgMem:
- case CodeGenIntrinsic::ReadWriteMem:
- return MRK_none;
- }
- llvm_unreachable("bad mod-ref kind");
- }
-
- struct AttributeComparator {
- bool operator()(const CodeGenIntrinsic *L, const CodeGenIntrinsic *R) const {
- // Sort throwing intrinsics after non-throwing intrinsics.
- if (L->canThrow != R->canThrow)
- return R->canThrow;
-
- if (L->isNoReturn != R->isNoReturn)
- return R->isNoReturn;
-
- // Try to order by readonly/readnone attribute.
- ModRefKind LK = getModRefKind(*L);
- ModRefKind RK = getModRefKind(*R);
- if (LK != RK) return (LK > RK);
+enum ModRefKind {
+ MRK_none,
+ MRK_readonly,
+ MRK_readnone
+};
- // Order by argument attributes.
- // This is reliable because each side is already sorted internally.
- return (L->ArgumentAttributes < R->ArgumentAttributes);
- }
- };
+static ModRefKind getModRefKind(const CodeGenIntrinsic &intrinsic) {
+ switch (intrinsic.ModRef) {
+ case CodeGenIntrinsic::NoMem:
+ return MRK_readnone;
+ case CodeGenIntrinsic::ReadArgMem:
+ case CodeGenIntrinsic::ReadMem:
+ return MRK_readonly;
+ case CodeGenIntrinsic::ReadWriteArgMem:
+ case CodeGenIntrinsic::ReadWriteMem:
+ return MRK_none;
+ }
+ llvm_unreachable("bad mod-ref kind");
}
+namespace {
+struct AttributeComparator {
+ bool operator()(const CodeGenIntrinsic *L, const CodeGenIntrinsic *R) const {
+ // Sort throwing intrinsics after non-throwing intrinsics.
+ if (L->canThrow != R->canThrow)
+ return R->canThrow;
+
+ if (L->isNoReturn != R->isNoReturn)
+ return R->isNoReturn;
+
+ // Try to order by readonly/readnone attribute.
+ ModRefKind LK = getModRefKind(*L);
+ ModRefKind RK = getModRefKind(*R);
+ if (LK != RK) return (LK > RK);
+
+ // Order by argument attributes.
+ // This is reliable because each side is already sorted internally.
+ return (L->ArgumentAttributes < R->ArgumentAttributes);
+ }
+};
+} // End anonymous namespace
+
/// EmitAttributes - This emits the Intrinsic::getAttributes method.
void IntrinsicEmitter::
EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS) {
OS << "// Add parameter attributes that are not common to all intrinsics.\n";
OS << "#ifdef GET_INTRINSIC_ATTRIBUTES\n";
if (TargetOnly)
- OS << "static AttrListPtr getAttributes(" << TargetPrefix
+ OS << "static AttributeSet getAttributes(LLVMContext &C, " << TargetPrefix
<< "Intrinsic::ID id) {\n";
else
- OS << "AttrListPtr Intrinsic::getAttributes(ID id) {\n";
+ OS << "AttributeSet Intrinsic::getAttributes(LLVMContext &C, ID id) {\n";
// Compute the maximum number of attribute arguments and the map
typedef std::map<const CodeGenIntrinsic*, unsigned,
N = ++AttrNum;
}
- // Emit an array of AttributeWithIndex. Most intrinsics will have
- // at least one entry, for the function itself (index ~1), which is
- // usually nounwind.
+ // Emit an array of AttributeSet. Most intrinsics will have at least one
+ // entry, for the function itself (index ~1), which is usually nounwind.
OS << " static const uint8_t IntrinsicsToAttributesMap[] = {\n";
for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
}
OS << " };\n\n";
- OS << " AttributeWithIndex AWI[" << maxArgAttrs+1 << "];\n";
+ OS << " AttributeSet AS[" << maxArgAttrs+1 << "];\n";
OS << " unsigned NumAttrs = 0;\n";
OS << " if (id != 0) {\n";
+ OS << " SmallVector<Attribute::AttrKind, 8> AttrVec;\n";
OS << " switch(IntrinsicsToAttributesMap[id - ";
if (TargetOnly)
OS << "Intrinsic::num_intrinsics";
unsigned numAttrs = 0;
// The argument attributes are alreadys sorted by argument index.
- for (unsigned ai = 0, ae = intrinsic.ArgumentAttributes.size(); ai != ae;) {
- unsigned argNo = intrinsic.ArgumentAttributes[ai].first;
-
- OS << " AWI[" << numAttrs++ << "] = AttributeWithIndex::get("
- << argNo+1 << ", ";
+ unsigned ai = 0, ae = intrinsic.ArgumentAttributes.size();
+ if (ae) {
+ while (ai != ae) {
+ unsigned argNo = intrinsic.ArgumentAttributes[ai].first;
- bool moreThanOne = false;
+ OS << " AttrVec.clear();\n";
- do {
- if (moreThanOne) OS << '|';
+ do {
+ switch (intrinsic.ArgumentAttributes[ai].second) {
+ case CodeGenIntrinsic::NoCapture:
+ OS << " AttrVec.push_back(Attribute::NoCapture);\n";
+ break;
+ }
- switch (intrinsic.ArgumentAttributes[ai].second) {
- case CodeGenIntrinsic::NoCapture:
- OS << "Attribute::NoCapture";
- break;
- }
+ ++ai;
+ } while (ai != ae && intrinsic.ArgumentAttributes[ai].first == argNo);
- ++ai;
- moreThanOne = true;
- } while (ai != ae && intrinsic.ArgumentAttributes[ai].first == argNo);
-
- OS << ");\n";
+ OS << " AS[" << numAttrs++ << "] = AttributeSet::get(C, "
+ << argNo+1 << ", AttrVec);\n";
+ }
}
ModRefKind modRef = getModRefKind(intrinsic);
if (!intrinsic.canThrow || modRef || intrinsic.isNoReturn) {
- OS << " AWI[" << numAttrs++ << "] = AttributeWithIndex::get(~0, ";
- bool Emitted = false;
- if (!intrinsic.canThrow) {
- OS << "Attribute::NoUnwind";
- Emitted = true;
- }
-
- if (intrinsic.isNoReturn) {
- if (Emitted) OS << '|';
- OS << "Attribute::NoReturn";
- Emitted = true;
- }
+ OS << " AttrVec.clear();\n";
+
+ if (!intrinsic.canThrow)
+ OS << " AttrVec.push_back(Attribute::NoUnwind);\n";
+ if (intrinsic.isNoReturn)
+ OS << " AttrVec.push_back(Attribute::NoReturn);\n";
switch (modRef) {
case MRK_none: break;
case MRK_readonly:
- if (Emitted) OS << '|';
- OS << "Attribute::ReadOnly";
+ OS << " AttrVec.push_back(Attribute::ReadOnly);\n";
break;
case MRK_readnone:
- if (Emitted) OS << '|';
- OS << "Attribute::ReadNone";
+ OS << " AttrVec.push_back(Attribute::ReadNone);\n";
break;
}
- OS << ");\n";
+ OS << " AS[" << numAttrs++ << "] = AttributeSet::get(C, "
+ << "AttributeSet::FunctionIndex, AttrVec);\n";
}
if (numAttrs) {
OS << " NumAttrs = " << numAttrs << ";\n";
OS << " break;\n";
} else {
- OS << " return AttrListPtr();\n";
+ OS << " return AttributeSet();\n";
}
}
OS << " }\n";
OS << " }\n";
- OS << " return AttrListPtr::get(ArrayRef<AttributeWithIndex>(AWI, "
+ OS << " return AttributeSet::get(C, ArrayRef<AttributeSet>(AS, "
"NumAttrs));\n";
OS << "}\n";
OS << "#endif // GET_INTRINSIC_ATTRIBUTES\n\n";
if (!BIM.insert(std::make_pair(Ints[i].GCCBuiltinName,
Ints[i].EnumName)).second)
- throw "Intrinsic '" + Ints[i].TheDef->getName() +
- "': duplicate GCC builtin name!";
+ PrintFatalError("Intrinsic '" + Ints[i].TheDef->getName() +
+ "': duplicate GCC builtin name!");
}
}
OS << "}\n";
OS << "#endif\n\n";
}
+
+namespace llvm {
+
+void EmitIntrinsics(RecordKeeper &RK, raw_ostream &OS, bool TargetOnly = false) {
+ IntrinsicEmitter(RK, TargetOnly).run(OS);
+}
+
+} // End llvm namespace