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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@193765 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2013-10-31 17:18:07 +00:00
parent d7ef09bc9a
commit cf940ceff7
5 changed files with 71 additions and 71 deletions
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10
docs/LangRef.rst
View File

@ -897,7 +897,7 @@ example:
``minsize``
This attribute suggests that optimization passes and code generator
passes make choices that keep the code size of this function as small
as possible and perform optimizations that may sacrifice runtime
as possible and perform optimizations that may sacrifice runtime
performance in order to minimize the size of the generated code.
``naked``
This attribute disables prologue / epilogue emission for the
@ -942,12 +942,12 @@ example:
unwind, its runtime behavior is undefined.
``optnone``
This function attribute indicates that the function is not optimized
by any optimization or code generator passes with the
by any optimization or code generator passes with the
exception of interprocedural optimization passes.
This attribute cannot be used together with the ``alwaysinline``
attribute; this attribute is also incompatible
with the ``minsize`` attribute and the ``optsize`` attribute.
The inliner should never inline this function in any situation.
Only functions with the ``alwaysinline`` attribute are valid
candidates for inlining inside the body of this function.
@ -965,7 +965,7 @@ example:
(including ``byval`` arguments) and never changes any state visible
to callers. This means that it cannot unwind exceptions by calling
the ``C++`` exception throwing methods.
On an argument, this attribute indicates that the function does not
dereference that pointer argument, even though it may read or write the
memory that the pointer points to if accessed through other pointers.
@ -979,7 +979,7 @@ example:
called with the same set of arguments and global state. It cannot
unwind an exception by calling the ``C++`` exception throwing
methods.
On an argument, this attribute indicates that the function does not write
through this pointer argument, even though it may write to the memory that
the pointer points to.

14
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.h
View File

@ -84,7 +84,7 @@ class SelectionDAGBuilder {
const Instruction *CurInst;
DenseMap<const Value*, SDValue> NodeMap;
/// UnusedArgNodeMap - Maps argument value for unused arguments. This is used
/// to preserve debug information for incoming arguments.
DenseMap<const Value*, SDValue> UnusedArgNodeMap;
@ -235,7 +235,7 @@ private:
struct JumpTable {
JumpTable(unsigned R, unsigned J, MachineBasicBlock *M,
MachineBasicBlock *D): Reg(R), JTI(J), MBB(M), Default(D) {}
/// Reg - the virtual register containing the index of the jump table entry
//. to jump to.
unsigned Reg;
@ -514,9 +514,9 @@ public:
FunctionLoweringInfo &FuncInfo;
/// OptLevel - What optimization level we're generating code for.
///
///
CodeGenOpt::Level OptLevel;
/// GFI - Garbage collection metadata for the function.
GCFunctionInfo *GFI;
@ -598,7 +598,7 @@ public:
assert(N.getNode() == 0 && "Already set a value for this node!");
N = NewN;
}
void setUnusedArgValue(const Value *V, SDValue NewN) {
SDValue &N = UnusedArgNodeMap[V];
assert(N.getNode() == 0 && "Already set a value for this node!");
@ -673,7 +673,7 @@ public:
void visitJumpTable(JumpTable &JT);
void visitJumpTableHeader(JumpTable &JT, JumpTableHeader &JTH,
MachineBasicBlock *SwitchBB);
private:
// These all get lowered before this pass.
void visitInvoke(const InvokeInst &I);
@ -766,7 +766,7 @@ private:
void HandlePHINodesInSuccessorBlocks(const BasicBlock *LLVMBB);
/// EmitFuncArgumentDbgValue - If V is an function argument then create
/// corresponding DBG_VALUE machine instruction for it now. At the end of
/// corresponding DBG_VALUE machine instruction for it now. At the end of
/// instruction selection, they will be inserted to the entry BB.
bool EmitFuncArgumentDbgValue(const Value *V, MDNode *Variable,
int64_t Offset, const SDValue &N);

8
lib/Target/X86/X86AsmPrinter.cpp
View File

@ -333,21 +333,21 @@ void X86AsmPrinter::printIntelMemReference(const MachineInstr *MI, unsigned Op,
const MachineOperand &IndexReg = MI->getOperand(Op+2);
const MachineOperand &DispSpec = MI->getOperand(Op+3);
const MachineOperand &SegReg = MI->getOperand(Op+4);
// If this has a segment register, print it.
if (SegReg.getReg()) {
printOperand(MI, Op+4, O, Modifier, AsmVariant);
O << ':';
}
O << '[';
bool NeedPlus = false;
if (BaseReg.getReg()) {
printOperand(MI, Op, O, Modifier, AsmVariant);
NeedPlus = true;
}
if (IndexReg.getReg()) {
if (NeedPlus) O << " + ";
if (ScaleVal != 1)

12
lib/Target/X86/X86CallingConv.td
View File

@ -279,10 +279,10 @@ def CC_X86_Win64_C : CallingConv<[
// The first 4 integer arguments are passed in integer registers.
CCIfType<[i32], CCAssignToRegWithShadow<[ECX , EDX , R8D , R9D ],
[XMM0, XMM1, XMM2, XMM3]>>,
// Do not pass the sret argument in RCX, the Win64 thiscall calling
// convention requires "this" to be passed in RCX.
CCIfCC<"CallingConv::X86_ThisCall",
// convention requires "this" to be passed in RCX.
CCIfCC<"CallingConv::X86_ThisCall",
CCIfSRet<CCIfType<[i64], CCAssignToRegWithShadow<[RDX , R8 , R9 ],
[XMM1, XMM2, XMM3]>>>>,
@ -354,7 +354,7 @@ def CC_X86_32_Common : CallingConv<[
// Integer/Float values get stored in stack slots that are 4 bytes in
// size and 4-byte aligned.
CCIfType<[i32, f32], CCAssignToStack<4, 4>>,
// Doubles get 8-byte slots that are 4-byte aligned.
CCIfType<[f64], CCAssignToStack<8, 4>>,
@ -558,11 +558,11 @@ def CSR_MostRegs_64 : CalleeSavedRegs<(add RBX, RCX, RDX, RSI, RDI, R8, R9, R10,
// Standard C + YMM6-15
def CSR_Win64_Intel_OCL_BI_AVX : CalleeSavedRegs<(add RBX, RBP, RDI, RSI, R12,
R13, R14, R15,
R13, R14, R15,
(sequence "YMM%u", 6, 15))>;
def CSR_Win64_Intel_OCL_BI_AVX512 : CalleeSavedRegs<(add RBX, RBP, RDI, RSI,
R12, R13, R14, R15,
R12, R13, R14, R15,
(sequence "ZMM%u", 6, 21),
K4, K5, K6, K7)>;
//Standard C + XMM 8-15

98
utils/TableGen/IntrinsicEmitter.cpp
View File

@ -84,10 +84,10 @@ void IntrinsicEmitter::run(raw_ostream &OS) {
// Emit the function name recognizer.
EmitFnNameRecognizer(Ints, OS);
// Emit the intrinsic declaration generator.
EmitGenerator(Ints, OS);
// Emit the intrinsic parameter attributes.
EmitAttributes(Ints, OS);
@ -125,7 +125,7 @@ void IntrinsicEmitter::EmitEnumInfo(const std::vector<CodeGenIntrinsic> &Ints,
for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
OS << " " << Ints[i].EnumName;
OS << ((i != e-1) ? ", " : " ");
OS << std::string(40-Ints[i].EnumName.size(), ' ')
OS << std::string(40-Ints[i].EnumName.size(), ' ')
<< "// " << Ints[i].Name << "\n";
}
OS << "#endif\n\n";
@ -146,13 +146,13 @@ private:
};
void IntrinsicEmitter::
EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
// Build a 'first character of function name' -> intrinsic # mapping.
std::map<char, std::vector<unsigned> > IntMapping;
for (unsigned i = 0, e = Ints.size(); i != e; ++i)
IntMapping[Ints[i].Name[5]].push_back(i);
OS << "// Function name -> enum value recognizer code.\n";
OS << "#ifdef GET_FUNCTION_RECOGNIZER\n";
OS << " StringRef NameR(Name+6, Len-6); // Skip over 'llvm.'\n";
@ -171,7 +171,7 @@ EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
// Emit all the overloaded intrinsics first, build a table of the
// non-overloaded ones.
std::vector<StringMatcher::StringPair> MatchTable;
for (unsigned i = 0, e = IntList.size(); i != e; ++i) {
unsigned IntNo = IntList[i];
std::string Result = "return " + TargetPrefix + "Intrinsic::" +
@ -188,18 +188,18 @@ EmitFnNameRecognizer(const std::vector<CodeGenIntrinsic> &Ints,
OS << " if (NameR.startswith(\"" << TheStr << "\")) "
<< Result << '\n';
}
// Emit the matcher logic for the fixed length strings.
StringMatcher("NameR", MatchTable, OS).Emit(1);
OS << " break; // end of '" << I->first << "' case.\n";
}
OS << " }\n";
OS << "#endif\n\n";
}
void IntrinsicEmitter::
EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
OS << "// Intrinsic ID to name table\n";
OS << "#ifdef GET_INTRINSIC_NAME_TABLE\n";
@ -210,7 +210,7 @@ EmitIntrinsicToNameTable(const std::vector<CodeGenIntrinsic> &Ints,
}
void IntrinsicEmitter::
EmitIntrinsicToOverloadTable(const std::vector<CodeGenIntrinsic> &Ints,
EmitIntrinsicToOverloadTable(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
OS << "// Intrinsic ID to overload bitset\n";
OS << "#ifdef GET_INTRINSIC_OVERLOAD_TABLE\n";
@ -278,7 +278,7 @@ static void EncodeFixedValueType(MVT::SimpleValueType VT,
case 64: return Sig.push_back(IIT_I64);
}
}
switch (VT) {
default: PrintFatalError("unhandled MVT in intrinsic!");
case MVT::f16: return Sig.push_back(IIT_F16);
@ -293,11 +293,11 @@ static void EncodeFixedValueType(MVT::SimpleValueType VT,
#ifdef _MSC_VER
#pragma optimize("",off) // MSVC 2010 optimizer can't deal with this function.
#endif
#endif
static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
std::vector<unsigned char> &Sig) {
if (R->isSubClassOf("LLVMMatchType")) {
unsigned Number = R->getValueAsInt("Number");
assert(Number < ArgCodes.size() && "Invalid matching number!");
@ -309,7 +309,7 @@ static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
Sig.push_back(IIT_ARG);
return Sig.push_back((Number << 2) | ArgCodes[Number]);
}
MVT::SimpleValueType VT = getValueType(R->getValueAsDef("VT"));
unsigned Tmp = 0;
@ -320,17 +320,17 @@ static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
case MVT::fAny: ++Tmp; // FALL THROUGH.
case MVT::iAny: {
// If this is an "any" valuetype, then the type is the type of the next
// type in the list specified to getIntrinsic().
// type in the list specified to getIntrinsic().
Sig.push_back(IIT_ARG);
// Figure out what arg # this is consuming, and remember what kind it was.
unsigned ArgNo = ArgCodes.size();
ArgCodes.push_back(Tmp);
// Encode what sort of argument it must be in the low 2 bits of the ArgNo.
return Sig.push_back((ArgNo << 2) | Tmp);
}
case MVT::iPTR: {
unsigned AddrSpace = 0;
if (R->isSubClassOf("LLVMQualPointerType")) {
@ -346,7 +346,7 @@ static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
return EncodeFixedType(R->getValueAsDef("ElTy"), ArgCodes, Sig);
}
}
if (EVT(VT).isVector()) {
EVT VVT = VT;
switch (VVT.getVectorNumElements()) {
@ -358,7 +358,7 @@ static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
case 16: Sig.push_back(IIT_V16); break;
case 32: Sig.push_back(IIT_V32); break;
}
return EncodeFixedValueType(VVT.getVectorElementType().
getSimpleVT().SimpleTy, Sig);
}
@ -375,7 +375,7 @@ static void EncodeFixedType(Record *R, std::vector<unsigned char> &ArgCodes,
static void ComputeFixedEncoding(const CodeGenIntrinsic &Int,
std::vector<unsigned char> &TypeSig) {
std::vector<unsigned char> ArgCodes;
if (Int.IS.RetVTs.empty())
TypeSig.push_back(IIT_Done);
else if (Int.IS.RetVTs.size() == 1 &&
@ -390,11 +390,11 @@ static void ComputeFixedEncoding(const CodeGenIntrinsic &Int,
case 5: TypeSig.push_back(IIT_STRUCT5); break;
default: assert(0 && "Unhandled case in struct");
}
for (unsigned i = 0, e = Int.IS.RetVTs.size(); i != e; ++i)
EncodeFixedType(Int.IS.RetTypeDefs[i], ArgCodes, TypeSig);
}
for (unsigned i = 0, e = Int.IS.ParamTypeDefs.size(); i != e; ++i)
EncodeFixedType(Int.IS.ParamTypeDefs[i], ArgCodes, TypeSig);
}
@ -403,16 +403,16 @@ static void printIITEntry(raw_ostream &OS, unsigned char X) {
OS << (unsigned)X;
}
void IntrinsicEmitter::EmitGenerator(const std::vector<CodeGenIntrinsic> &Ints,
void IntrinsicEmitter::EmitGenerator(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
// If we can compute a 32-bit fixed encoding for this intrinsic, do so and
// capture it in this vector, otherwise store a ~0U.
std::vector<unsigned> FixedEncodings;
SequenceToOffsetTable<std::vector<unsigned char> > LongEncodingTable;
std::vector<unsigned char> TypeSig;
// Compute the unique argument type info.
for (unsigned i = 0, e = Ints.size(); i != e; ++i) {
// Get the signature for the intrinsic.
@ -432,7 +432,7 @@ void IntrinsicEmitter::EmitGenerator(const std::vector<CodeGenIntrinsic> &Ints,
}
Result = (Result << 4) | TypeSig[e-i-1];
}
// If this could be encoded into a 31-bit word, return it.
if (!Failed && (Result >> 31) == 0) {
FixedEncodings.push_back(Result);
@ -443,45 +443,45 @@ void IntrinsicEmitter::EmitGenerator(const std::vector<CodeGenIntrinsic> &Ints,
// Otherwise, we're going to unique the sequence into the
// LongEncodingTable, and use its offset in the 32-bit table instead.
LongEncodingTable.add(TypeSig);
// This is a placehold that we'll replace after the table is laid out.
FixedEncodings.push_back(~0U);
}
LongEncodingTable.layout();
OS << "// Global intrinsic function declaration type table.\n";
OS << "#ifdef GET_INTRINSIC_GENERATOR_GLOBAL\n";
OS << "static const unsigned IIT_Table[] = {\n ";
for (unsigned i = 0, e = FixedEncodings.size(); i != e; ++i) {
if ((i & 7) == 7)
OS << "\n ";
// If the entry fit in the table, just emit it.
if (FixedEncodings[i] != ~0U) {
OS << "0x" << utohexstr(FixedEncodings[i]) << ", ";
continue;
}
TypeSig.clear();
ComputeFixedEncoding(Ints[i], TypeSig);
// Otherwise, emit the offset into the long encoding table. We emit it this
// way so that it is easier to read the offset in the .def file.
OS << "(1U<<31) | " << LongEncodingTable.get(TypeSig) << ", ";
}
OS << "0\n};\n\n";
// Emit the shared table of register lists.
OS << "static const unsigned char IIT_LongEncodingTable[] = {\n";
if (!LongEncodingTable.empty())
LongEncodingTable.emit(OS, printIITEntry);
OS << " 255\n};\n\n";
OS << "#endif\n\n"; // End of GET_INTRINSIC_GENERATOR_GLOBAL
}
@ -631,7 +631,7 @@ EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS) {
OS << " AttrVec.push_back(Attribute::ReadOnly);\n";
break;
case MRK_readnone:
OS << " AttrVec.push_back(Attribute::ReadNone);\n";
OS << " AttrVec.push_back(Attribute::ReadNone);\n";
break;
}
OS << " AS[" << numAttrs++ << "] = AttributeSet::get(C, "
@ -645,7 +645,7 @@ EmitAttributes(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS) {
OS << " return AttributeSet();\n";
}
}
OS << " }\n";
OS << " }\n";
OS << " return AttributeSet::get(C, ArrayRef<AttributeSet>(AS, "
@ -694,9 +694,9 @@ EmitModRefBehavior(const std::vector<CodeGenIntrinsic> &Ints, raw_ostream &OS){
static void EmitTargetBuiltins(const std::map<std::string, std::string> &BIM,
const std::string &TargetPrefix,
raw_ostream &OS) {
std::vector<StringMatcher::StringPair> Results;
for (std::map<std::string, std::string>::const_iterator I = BIM.begin(),
E = BIM.end(); I != E; ++I) {
std::string ResultCode =
@ -707,9 +707,9 @@ static void EmitTargetBuiltins(const std::map<std::string, std::string> &BIM,
StringMatcher("BuiltinName", Results, OS).Emit();
}
void IntrinsicEmitter::
EmitIntrinsicToGCCBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
EmitIntrinsicToGCCBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
raw_ostream &OS) {
typedef std::map<std::string, std::map<std::string, std::string> > BIMTy;
BIMTy BuiltinMap;
@ -717,20 +717,20 @@ EmitIntrinsicToGCCBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
if (!Ints[i].GCCBuiltinName.empty()) {
// Get the map for this target prefix.
std::map<std::string, std::string> &BIM =BuiltinMap[Ints[i].TargetPrefix];
if (!BIM.insert(std::make_pair(Ints[i].GCCBuiltinName,
Ints[i].EnumName)).second)
PrintFatalError("Intrinsic '" + Ints[i].TheDef->getName() +
"': duplicate GCC builtin name!");
}
}
OS << "// Get the LLVM intrinsic that corresponds to a GCC builtin.\n";
OS << "// This is used by the C front-end. The GCC builtin name is passed\n";
OS << "// in as BuiltinName, and a target prefix (e.g. 'ppc') is passed\n";
OS << "// in as TargetPrefix. The result is assigned to 'IntrinsicID'.\n";
OS << "#ifdef GET_LLVM_INTRINSIC_FOR_GCC_BUILTIN\n";
if (TargetOnly) {
OS << "static " << TargetPrefix << "Intrinsic::ID "
<< "getIntrinsicForGCCBuiltin(const char "
@ -739,10 +739,10 @@ EmitIntrinsicToGCCBuiltinMap(const std::vector<CodeGenIntrinsic> &Ints,
OS << "Intrinsic::ID Intrinsic::getIntrinsicForGCCBuiltin(const char "
<< "*TargetPrefixStr, const char *BuiltinNameStr) {\n";
}
OS << " StringRef BuiltinName(BuiltinNameStr);\n";
OS << " StringRef TargetPrefix(TargetPrefixStr);\n\n";
// Note: this could emit significantly better code if we cared.
for (BIMTy::iterator I = BuiltinMap.begin(), E = BuiltinMap.end();I != E;++I){
OS << " ";