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llvm-svn: 126733
This commit is contained in:
Jim Grosbach 2011-03-01 01:39:05 +00:00
parent fbdcd70f4b
commit 3b72823981
3 changed files with 93 additions and 93 deletions
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2
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
View File

@ -764,7 +764,7 @@ bool SelectionDAGISel::TryToFoldFastISelLoad(const LoadInst *LI,
"The only use of the vreg must be a use, we haven't emitted the def!");
MachineInstr *User = &*RI;
// Set the insertion point properly. Folding the load can cause generation of
// other random instructions (like sign extends) for addressing modes, make
// sure they get inserted in a logical place before the new instruction.

26
utils/TableGen/DAGISelEmitter.cpp
View File

@ -27,7 +27,7 @@ using namespace llvm;
static unsigned getResultPatternCost(TreePatternNode *P,
CodeGenDAGPatterns &CGP) {
if (P->isLeaf()) return 0;
unsigned Cost = 0;
Record *Op = P->getOperator();
if (Op->isSubClassOf("Instruction")) {
@ -43,7 +43,7 @@ static unsigned getResultPatternCost(TreePatternNode *P,
/// getResultPatternCodeSize - Compute the code size of instructions for this
/// pattern.
static unsigned getResultPatternSize(TreePatternNode *P,
static unsigned getResultPatternSize(TreePatternNode *P,
CodeGenDAGPatterns &CGP) {
if (P->isLeaf()) return 0;
@ -64,21 +64,21 @@ namespace {
struct PatternSortingPredicate {
PatternSortingPredicate(CodeGenDAGPatterns &cgp) : CGP(cgp) {}
CodeGenDAGPatterns &CGP;
bool operator()(const PatternToMatch *LHS, const PatternToMatch *RHS) {
const TreePatternNode *LHSSrc = LHS->getSrcPattern();
const TreePatternNode *RHSSrc = RHS->getSrcPattern();
if (LHSSrc->getNumTypes() != 0 && RHSSrc->getNumTypes() != 0 &&
LHSSrc->getType(0) != RHSSrc->getType(0)) {
MVT::SimpleValueType V1 = LHSSrc->getType(0), V2 = RHSSrc->getType(0);
if (MVT(V1).isVector() != MVT(V2).isVector())
return MVT(V2).isVector();
if (MVT(V1).isFloatingPoint() != MVT(V2).isFloatingPoint())
return MVT(V2).isFloatingPoint();
}
// Otherwise, if the patterns might both match, sort based on complexity,
// which means that we prefer to match patterns that cover more nodes in the
// input over nodes that cover fewer.
@ -86,18 +86,18 @@ struct PatternSortingPredicate {
unsigned RHSSize = RHS->getPatternComplexity(CGP);
if (LHSSize > RHSSize) return true; // LHS -> bigger -> less cost
if (LHSSize < RHSSize) return false;
// If the patterns have equal complexity, compare generated instruction cost
unsigned LHSCost = getResultPatternCost(LHS->getDstPattern(), CGP);
unsigned RHSCost = getResultPatternCost(RHS->getDstPattern(), CGP);
if (LHSCost < RHSCost) return true;
if (LHSCost > RHSCost) return false;
unsigned LHSPatSize = getResultPatternSize(LHS->getDstPattern(), CGP);
unsigned RHSPatSize = getResultPatternSize(RHS->getDstPattern(), CGP);
if (LHSPatSize < RHSPatSize) return true;
if (LHSPatSize > RHSPatSize) return false;
// Sort based on the UID of the pattern, giving us a deterministic ordering
// if all other sorting conditions fail.
assert(LHS == RHS || LHS->ID != RHS->ID);
@ -110,7 +110,7 @@ struct PatternSortingPredicate {
void DAGISelEmitter::run(raw_ostream &OS) {
EmitSourceFileHeader("DAG Instruction Selector for the " +
CGP.getTargetInfo().getName() + " target", OS);
OS << "// *** NOTE: This file is #included into the middle of the target\n"
<< "// *** instruction selector class. These functions are really "
<< "methods.\n\n";
@ -132,8 +132,8 @@ void DAGISelEmitter::run(raw_ostream &OS) {
// We want to process the matches in order of minimal cost. Sort the patterns
// so the least cost one is at the start.
std::sort(Patterns.begin(), Patterns.end(), PatternSortingPredicate(CGP));
// Convert each variant of each pattern into a Matcher.
std::vector<Matcher*> PatternMatchers;
for (unsigned i = 0, e = Patterns.size(); i != e; ++i) {
@ -144,7 +144,7 @@ void DAGISelEmitter::run(raw_ostream &OS) {
break;
}
}
Matcher *TheMatcher = new ScopeMatcher(&PatternMatchers[0],
PatternMatchers.size());

158
utils/TableGen/DAGISelMatcherEmitter.cpp
View File

@ -51,14 +51,14 @@ public:
unsigned EmitMatcherList(const Matcher *N, unsigned Indent,
unsigned StartIdx, formatted_raw_ostream &OS);
void EmitPredicateFunctions(formatted_raw_ostream &OS);
void EmitHistogram(const Matcher *N, formatted_raw_ostream &OS);
private:
unsigned EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
formatted_raw_ostream &OS);
unsigned getNodePredicate(StringRef PredName) {
unsigned &Entry = NodePredicateMap[PredName];
if (Entry == 0) {
@ -75,7 +75,7 @@ private:
}
return Entry-1;
}
unsigned getComplexPat(const ComplexPattern &P) {
unsigned &Entry = ComplexPatternMap[&P];
if (Entry == 0) {
@ -84,7 +84,7 @@ private:
}
return Entry-1;
}
unsigned getNodeXFormID(Record *Rec) {
unsigned &Entry = NodeXFormMap[Rec];
if (Entry == 0) {
@ -93,13 +93,13 @@ private:
}
return Entry-1;
}
};
} // end anonymous namespace.
static unsigned GetVBRSize(unsigned Val) {
if (Val <= 127) return 1;
unsigned NumBytes = 0;
while (Val >= 128) {
Val >>= 7;
@ -115,7 +115,7 @@ static uint64_t EmitVBRValue(uint64_t Val, raw_ostream &OS) {
OS << Val << ", ";
return 1;
}
uint64_t InVal = Val;
unsigned NumBytes = 0;
while (Val >= 128) {
@ -136,14 +136,14 @@ unsigned MatcherTableEmitter::
EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
formatted_raw_ostream &OS) {
OS.PadToColumn(Indent*2);
switch (N->getKind()) {
case Matcher::Scope: {
const ScopeMatcher *SM = cast<ScopeMatcher>(N);
assert(SM->getNext() == 0 && "Shouldn't have next after scope");
unsigned StartIdx = CurrentIdx;
// Emit all of the children.
for (unsigned i = 0, e = SM->getNumChildren(); i != e; ++i) {
if (i == 0) {
@ -167,29 +167,29 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
unsigned VBRSize = 0;
do {
VBRSize = GetVBRSize(ChildSize);
TmpBuf.clear();
raw_svector_ostream OS(TmpBuf);
formatted_raw_ostream FOS(OS);
ChildSize = EmitMatcherList(SM->getChild(i), Indent+1,
CurrentIdx+VBRSize, FOS);
} while (GetVBRSize(ChildSize) != VBRSize);
assert(ChildSize != 0 && "Should not have a zero-sized child!");
CurrentIdx += EmitVBRValue(ChildSize, OS);
if (!OmitComments) {
OS << "/*->" << CurrentIdx+ChildSize << "*/";
if (i == 0)
OS.PadToColumn(CommentIndent) << "// " << SM->getNumChildren()
<< " children in Scope";
}
OS << '\n' << TmpBuf.str();
CurrentIdx += ChildSize;
}
// Emit a zero as a sentinel indicating end of 'Scope'.
if (!OmitComments)
OS << "/*" << CurrentIdx << "*/";
@ -199,7 +199,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << '\n';
return CurrentIdx - StartIdx + 1;
}
case Matcher::RecordNode:
OS << "OPC_RecordNode,";
if (!OmitComments)
@ -218,23 +218,23 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
<< cast<RecordChildMatcher>(N)->getWhatFor();
OS << '\n';
return 1;
case Matcher::RecordMemRef:
OS << "OPC_RecordMemRef,\n";
return 1;
case Matcher::CaptureGlueInput:
OS << "OPC_CaptureGlueInput,\n";
return 1;
case Matcher::MoveChild:
OS << "OPC_MoveChild, " << cast<MoveChildMatcher>(N)->getChildNo() << ",\n";
return 2;
case Matcher::MoveParent:
OS << "OPC_MoveParent,\n";
return 1;
case Matcher::CheckSame:
OS << "OPC_CheckSame, "
<< cast<CheckSameMatcher>(N)->getMatchNumber() << ",\n";
@ -261,11 +261,11 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << "OPC_CheckOpcode, TARGET_VAL("
<< cast<CheckOpcodeMatcher>(N)->getOpcode().getEnumName() << "),\n";
return 3;
case Matcher::SwitchOpcode:
case Matcher::SwitchType: {
unsigned StartIdx = CurrentIdx;
unsigned NumCases;
if (const SwitchOpcodeMatcher *SOM = dyn_cast<SwitchOpcodeMatcher>(N)) {
OS << "OPC_SwitchOpcode ";
@ -279,7 +279,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << "/*" << NumCases << " cases */";
OS << ", ";
++CurrentIdx;
// For each case we emit the size, then the opcode, then the matcher.
for (unsigned i = 0, e = NumCases; i != e; ++i) {
const Matcher *Child;
@ -291,7 +291,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
Child = cast<SwitchTypeMatcher>(N)->getCaseMatcher(i);
IdxSize = 1; // size of type in table is 1 byte.
}
// We need to encode the opcode and the offset of the case code before
// emitting the case code. Handle this by buffering the output into a
// string while we get the size. Unfortunately, the offset of the
@ -302,26 +302,26 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
unsigned VBRSize = 0;
do {
VBRSize = GetVBRSize(ChildSize);
TmpBuf.clear();
raw_svector_ostream OS(TmpBuf);
formatted_raw_ostream FOS(OS);
ChildSize = EmitMatcherList(Child, Indent+1, CurrentIdx+VBRSize+IdxSize,
FOS);
} while (GetVBRSize(ChildSize) != VBRSize);
assert(ChildSize != 0 && "Should not have a zero-sized child!");
if (i != 0) {
OS.PadToColumn(Indent*2);
if (!OmitComments)
OS << (isa<SwitchOpcodeMatcher>(N) ?
"/*SwitchOpcode*/ " : "/*SwitchType*/ ");
}
// Emit the VBR.
CurrentIdx += EmitVBRValue(ChildSize, OS);
OS << ' ';
if (const SwitchOpcodeMatcher *SOM = dyn_cast<SwitchOpcodeMatcher>(N))
OS << "TARGET_VAL(" << SOM->getCaseOpcode(i).getEnumName() << "),";
@ -354,13 +354,13 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << "OPC_CheckType, "
<< getEnumName(cast<CheckTypeMatcher>(N)->getType()) << ",\n";
return 2;
case Matcher::CheckChildType:
OS << "OPC_CheckChild"
<< cast<CheckChildTypeMatcher>(N)->getChildNo() << "Type, "
<< getEnumName(cast<CheckChildTypeMatcher>(N)->getType()) << ",\n";
return 2;
case Matcher::CheckInteger: {
OS << "OPC_CheckInteger, ";
unsigned Bytes=1+EmitVBRValue(cast<CheckIntegerMatcher>(N)->getValue(), OS);
@ -371,7 +371,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << "OPC_CheckCondCode, ISD::"
<< cast<CheckCondCodeMatcher>(N)->getCondCodeName() << ",\n";
return 2;
case Matcher::CheckValueType:
OS << "OPC_CheckValueType, MVT::"
<< cast<CheckValueTypeMatcher>(N)->getTypeName() << ",\n";
@ -382,20 +382,20 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
const ComplexPattern &Pattern = CCPM->getPattern();
OS << "OPC_CheckComplexPat, /*CP*/" << getComplexPat(Pattern) << ", /*#*/"
<< CCPM->getMatchNumber() << ',';
if (!OmitComments) {
OS.PadToColumn(CommentIndent) << "// " << Pattern.getSelectFunc();
OS << ":$" << CCPM->getName();
for (unsigned i = 0, e = Pattern.getNumOperands(); i != e; ++i)
OS << " #" << CCPM->getFirstResult()+i;
if (Pattern.hasProperty(SDNPHasChain))
OS << " + chain result";
}
OS << '\n';
return 3;
}
case Matcher::CheckAndImm: {
OS << "OPC_CheckAndImm, ";
unsigned Bytes=1+EmitVBRValue(cast<CheckAndImmMatcher>(N)->getValue(), OS);
@ -409,11 +409,11 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << '\n';
return Bytes;
}
case Matcher::CheckFoldableChainNode:
OS << "OPC_CheckFoldableChainNode,\n";
return 1;
case Matcher::EmitInteger: {
int64_t Val = cast<EmitIntegerMatcher>(N)->getValue();
OS << "OPC_EmitInteger, "
@ -430,7 +430,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
<< Val << ",\n";
return 3;
}
case Matcher::EmitRegister:
if (useEmitRegister2) {
OS << "OPC_EmitRegister2, "
@ -457,22 +457,22 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
}
return 3;
}
case Matcher::EmitConvertToTarget:
OS << "OPC_EmitConvertToTarget, "
<< cast<EmitConvertToTargetMatcher>(N)->getSlot() << ",\n";
return 2;
case Matcher::EmitMergeInputChains: {
const EmitMergeInputChainsMatcher *MN =
cast<EmitMergeInputChainsMatcher>(N);
// Handle the specialized forms OPC_EmitMergeInputChains1_0 and 1_1.
if (MN->getNumNodes() == 1 && MN->getNode(0) < 2) {
OS << "OPC_EmitMergeInputChains1_" << MN->getNode(0) << ",\n";
return 1;
}
OS << "OPC_EmitMergeInputChains, " << MN->getNumNodes() << ", ";
for (unsigned i = 0, e = MN->getNumNodes(); i != e; ++i)
OS << MN->getNode(i) << ", ";
@ -494,13 +494,13 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS <<'\n';
return 3;
}
case Matcher::EmitNode:
case Matcher::MorphNodeTo: {
const EmitNodeMatcherCommon *EN = cast<EmitNodeMatcherCommon>(N);
OS << (isa<EmitNodeMatcher>(EN) ? "OPC_EmitNode" : "OPC_MorphNodeTo");
OS << ", TARGET_VAL(" << EN->getOpcodeName() << "), 0";
if (EN->hasChain()) OS << "|OPFL_Chain";
if (EN->hasInFlag()) OS << "|OPFL_GlueInput";
if (EN->hasOutFlag()) OS << "|OPFL_GlueOutput";
@ -508,7 +508,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
if (EN->getNumFixedArityOperands() != -1)
OS << "|OPFL_Variadic" << EN->getNumFixedArityOperands();
OS << ",\n";
OS.PadToColumn(Indent*2+4) << EN->getNumVTs();
if (!OmitComments)
OS << "/*#VTs*/";
@ -523,7 +523,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
unsigned NumOperandBytes = 0;
for (unsigned i = 0, e = EN->getNumOperands(); i != e; ++i)
NumOperandBytes += EmitVBRValue(EN->getOperand(i), OS);
if (!OmitComments) {
// Print the result #'s for EmitNode.
if (const EmitNodeMatcher *E = dyn_cast<EmitNodeMatcher>(EN)) {
@ -538,14 +538,14 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
if (const MorphNodeToMatcher *SNT = dyn_cast<MorphNodeToMatcher>(N)) {
OS.PadToColumn(Indent*2) << "// Src: "
<< *SNT->getPattern().getSrcPattern() << " - Complexity = "
<< *SNT->getPattern().getSrcPattern() << " - Complexity = "
<< SNT->getPattern().getPatternComplexity(CGP) << '\n';
OS.PadToColumn(Indent*2) << "// Dst: "
<< *SNT->getPattern().getDstPattern() << '\n';
}
} else
OS << '\n';
return 6+EN->getNumVTs()+NumOperandBytes;
}
case Matcher::MarkGlueResults: {
@ -566,7 +566,7 @@ EmitMatcher(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
OS << '\n';
if (!OmitComments) {
OS.PadToColumn(Indent*2) << "// Src: "
<< *CM->getPattern().getSrcPattern() << " - Complexity = "
<< *CM->getPattern().getSrcPattern() << " - Complexity = "
<< CM->getPattern().getPatternComplexity(CGP) << '\n';
OS.PadToColumn(Indent*2) << "// Dst: "
<< *CM->getPattern().getDstPattern();
@ -590,7 +590,7 @@ EmitMatcherList(const Matcher *N, unsigned Indent, unsigned CurrentIdx,
unsigned MatcherSize = EmitMatcher(N, Indent, CurrentIdx, OS);
Size += MatcherSize;
CurrentIdx += MatcherSize;
// If there are other nodes in this list, iterate to them, otherwise we're
// done.
N = N->getNext();
@ -609,15 +609,15 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
OS << " }\n";
OS << "}\n\n";
}
// Emit Node predicates.
// FIXME: Annoyingly, these are stored by name, which we never even emit. Yay?
StringMap<TreePattern*> PFsByName;
for (CodeGenDAGPatterns::pf_iterator I = CGP.pf_begin(), E = CGP.pf_end();
I != E; ++I)
PFsByName[I->first->getName()] = I->second;
if (!NodePredicates.empty()) {
OS << "bool CheckNodePredicate(SDNode *Node, unsigned PredNo) const {\n";
OS << " switch (PredNo) {\n";
@ -626,7 +626,7 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
// FIXME: Storing this by name is horrible.
TreePattern *P =PFsByName[NodePredicates[i].substr(strlen("Predicate_"))];
assert(P && "Unknown name?");
// Emit the predicate code corresponding to this pattern.
std::string Code = P->getRecord()->getValueAsCode("Predicate");
assert(!Code.empty() && "No code in this predicate");
@ -646,7 +646,7 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
OS << " }\n";
OS << "}\n\n";
}
// Emit CompletePattern matchers.
// FIXME: This should be const.
if (!ComplexPatterns.empty()) {
@ -662,7 +662,7 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
if (P.hasProperty(SDNPHasChain))
++NumOps; // Get the chained node too.
OS << " case " << i << ":\n";
OS << " Result.resize(NextRes+" << NumOps << ");\n";
OS << " return " << P.getSelectFunc();
@ -672,12 +672,12 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
// first argument.
if (P.hasProperty(SDNPWantRoot))
OS << "Root, ";
// If the complex pattern wants the parent of the operand being matched,
// pass it in as the next argument.
if (P.hasProperty(SDNPWantParent))
OS << "Parent, ";
OS << "N";
for (unsigned i = 0; i != NumOps; ++i)
OS << ", Result[NextRes+" << i << "].first";
@ -686,28 +686,28 @@ void MatcherTableEmitter::EmitPredicateFunctions(formatted_raw_ostream &OS) {
OS << " }\n";
OS << "}\n\n";
}
// Emit SDNodeXForm handlers.
// FIXME: This should be const.
if (!NodeXForms.empty()) {
OS << "SDValue RunSDNodeXForm(SDValue V, unsigned XFormNo) {\n";
OS << " switch (XFormNo) {\n";
OS << " default: assert(0 && \"Invalid xform # in table?\");\n";
// FIXME: The node xform could take SDValue's instead of SDNode*'s.
for (unsigned i = 0, e = NodeXForms.size(); i != e; ++i) {
const CodeGenDAGPatterns::NodeXForm &Entry =
CGP.getSDNodeTransform(NodeXForms[i]);
Record *SDNode = Entry.first;
const std::string &Code = Entry.second;
OS << " case " << i << ": { ";
if (!OmitComments)
OS << "// " << NodeXForms[i]->getName();
OS << '\n';
std::string ClassName = CGP.getSDNodeInfo(SDNode).getSDClassName();
if (ClassName == "SDNode")
OS << " SDNode *N = V.getNode();\n";
@ -727,12 +727,12 @@ static void BuildHistogram(const Matcher *M, std::vector<unsigned> &OpcodeFreq){
if (unsigned(M->getKind()) >= OpcodeFreq.size())
OpcodeFreq.resize(M->getKind()+1);
OpcodeFreq[M->getKind()]++;
// Handle recursive nodes.
if (const ScopeMatcher *SM = dyn_cast<ScopeMatcher>(M)) {
for (unsigned i = 0, e = SM->getNumChildren(); i != e; ++i)
BuildHistogram(SM->getChild(i), OpcodeFreq);
} else if (const SwitchOpcodeMatcher *SOM =
} else if (const SwitchOpcodeMatcher *SOM =
dyn_cast<SwitchOpcodeMatcher>(M)) {
for (unsigned i = 0, e = SOM->getNumCases(); i != e; ++i)
BuildHistogram(SOM->getCaseMatcher(i), OpcodeFreq);
@ -747,16 +747,16 @@ void MatcherTableEmitter::EmitHistogram(const Matcher *M,
formatted_raw_ostream &OS) {
if (OmitComments)
return;
std::vector<unsigned> OpcodeFreq;
BuildHistogram(M, OpcodeFreq);
OS << " // Opcode Histogram:\n";
for (unsigned i = 0, e = OpcodeFreq.size(); i != e; ++i) {
OS << " // #";
switch ((Matcher::KindTy)i) {
case Matcher::Scope: OS << "OPC_Scope"; break;
case Matcher::RecordNode: OS << "OPC_RecordNode"; break;
case Matcher::Scope: OS << "OPC_Scope"; break;
case Matcher::RecordNode: OS << "OPC_RecordNode"; break;
case Matcher::RecordChild: OS << "OPC_RecordChild"; break;
case Matcher::RecordMemRef: OS << "OPC_RecordMemRef"; break;
case Matcher::CaptureGlueInput: OS << "OPC_CaptureGlueInput"; break;
@ -789,9 +789,9 @@ void MatcherTableEmitter::EmitHistogram(const Matcher *M,
case Matcher::MorphNodeTo: OS << "OPC_MorphNodeTo"; break;
case Matcher::EmitNodeXForm: OS << "OPC_EmitNodeXForm"; break;
case Matcher::MarkGlueResults: OS << "OPC_MarkGlueResults"; break;
case Matcher::CompleteMatch: OS << "OPC_CompleteMatch"; break;
case Matcher::CompleteMatch: OS << "OPC_CompleteMatch"; break;
}
OS.PadToColumn(40) << " = " << OpcodeFreq[i] << '\n';
}
OS << '\n';
@ -803,7 +803,7 @@ void llvm::EmitMatcherTable(const Matcher *TheMatcher,
bool useEmitRegister2,
raw_ostream &O) {
formatted_raw_ostream OS(O);
OS << "// The main instruction selector code.\n";
OS << "SDNode *SelectCode(SDNode *N) {\n";
@ -815,13 +815,13 @@ void llvm::EmitMatcherTable(const Matcher *TheMatcher,
OS << " static const unsigned char MatcherTable[] = {\n";
unsigned TotalSize = MatcherEmitter.EmitMatcherList(TheMatcher, 5, 0, OS);
OS << " 0\n }; // Total Array size is " << (TotalSize+1) << " bytes\n\n";
MatcherEmitter.EmitHistogram(TheMatcher, OS);
OS << " #undef TARGET_VAL\n";
OS << " return SelectCodeCommon(N, MatcherTable,sizeof(MatcherTable));\n}\n";
OS << '\n';
// Next up, emit the function for node and pattern predicates:
MatcherEmitter.EmitPredicateFunctions(OS);
}