#include "llvm/DerivedTypes.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instructions.h"
+#include "llvm/MDNode.h"
#include "llvm/Module.h"
+#include "llvm/Operator.h"
#include "llvm/TypeSymbolTable.h"
#include "llvm/ValueSymbolTable.h"
+#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/Streams.h"
+#include "llvm/Support/raw_ostream.h"
#include "llvm/System/Program.h"
using namespace llvm;
// FUNCTION_BLOCK abbrev id's.
FUNCTION_INST_LOAD_ABBREV = bitc::FIRST_APPLICATION_ABBREV,
FUNCTION_INST_BINOP_ABBREV,
+ FUNCTION_INST_BINOP_FLAGS_ABBREV,
FUNCTION_INST_CAST_ABBREV,
FUNCTION_INST_RET_VOID_ABBREV,
FUNCTION_INST_RET_VAL_ABBREV,
static unsigned GetEncodedCastOpcode(unsigned Opcode) {
switch (Opcode) {
- default: assert(0 && "Unknown cast instruction!");
+ default: llvm_unreachable("Unknown cast instruction!");
case Instruction::Trunc : return bitc::CAST_TRUNC;
case Instruction::ZExt : return bitc::CAST_ZEXT;
case Instruction::SExt : return bitc::CAST_SEXT;
static unsigned GetEncodedBinaryOpcode(unsigned Opcode) {
switch (Opcode) {
- default: assert(0 && "Unknown binary instruction!");
- case Instruction::Add: return bitc::BINOP_ADD;
- case Instruction::Sub: return bitc::BINOP_SUB;
- case Instruction::Mul: return bitc::BINOP_MUL;
+ default: llvm_unreachable("Unknown binary instruction!");
+ case Instruction::Add:
+ case Instruction::FAdd: return bitc::BINOP_ADD;
+ case Instruction::Sub:
+ case Instruction::FSub: return bitc::BINOP_SUB;
+ case Instruction::Mul:
+ case Instruction::FMul: return bitc::BINOP_MUL;
case Instruction::UDiv: return bitc::BINOP_UDIV;
case Instruction::FDiv:
case Instruction::SDiv: return bitc::BINOP_SDIV;
for (unsigned i = 0, e = A.getNumSlots(); i != e; ++i) {
const AttributeWithIndex &PAWI = A.getSlot(i);
Record.push_back(PAWI.Index);
- Record.push_back(PAWI.Attrs);
+
+ // FIXME: remove in LLVM 3.0
+ // Store the alignment in the bitcode as a 16-bit raw value instead of a
+ // 5-bit log2 encoded value. Shift the bits above the alignment up by
+ // 11 bits.
+ uint64_t FauxAttr = PAWI.Attrs & 0xffff;
+ if (PAWI.Attrs & Attribute::Alignment)
+ FauxAttr |= (1ull<<16)<<(((PAWI.Attrs & Attribute::Alignment)-1) >> 16);
+ FauxAttr |= (PAWI.Attrs & (0x3FFull << 21)) << 11;
+
+ Record.push_back(FauxAttr);
}
Stream.EmitRecord(bitc::PARAMATTR_CODE_ENTRY, Record);
unsigned Code = 0;
switch (T->getTypeID()) {
- default: assert(0 && "Unknown type!");
+ default: llvm_unreachable("Unknown type!");
case Type::VoidTyID: Code = bitc::TYPE_CODE_VOID; break;
case Type::FloatTyID: Code = bitc::TYPE_CODE_FLOAT; break;
case Type::DoubleTyID: Code = bitc::TYPE_CODE_DOUBLE; break;
case Type::PPC_FP128TyID: Code = bitc::TYPE_CODE_PPC_FP128; break;
case Type::LabelTyID: Code = bitc::TYPE_CODE_LABEL; break;
case Type::OpaqueTyID: Code = bitc::TYPE_CODE_OPAQUE; break;
+ case Type::MetadataTyID: Code = bitc::TYPE_CODE_METADATA; break;
case Type::IntegerTyID:
// INTEGER: [width]
Code = bitc::TYPE_CODE_INTEGER;
static unsigned getEncodedLinkage(const GlobalValue *GV) {
switch (GV->getLinkage()) {
- default: assert(0 && "Invalid linkage!");
+ default: llvm_unreachable("Invalid linkage!");
case GlobalValue::GhostLinkage: // Map ghost linkage onto external.
- case GlobalValue::ExternalLinkage: return 0;
- case GlobalValue::WeakLinkage: return 1;
- case GlobalValue::AppendingLinkage: return 2;
- case GlobalValue::InternalLinkage: return 3;
- case GlobalValue::LinkOnceLinkage: return 4;
- case GlobalValue::DLLImportLinkage: return 5;
- case GlobalValue::DLLExportLinkage: return 6;
- case GlobalValue::ExternalWeakLinkage: return 7;
- case GlobalValue::CommonLinkage: return 8;
+ case GlobalValue::ExternalLinkage: return 0;
+ case GlobalValue::WeakAnyLinkage: return 1;
+ case GlobalValue::AppendingLinkage: return 2;
+ case GlobalValue::InternalLinkage: return 3;
+ case GlobalValue::LinkOnceAnyLinkage: return 4;
+ case GlobalValue::DLLImportLinkage: return 5;
+ case GlobalValue::DLLExportLinkage: return 6;
+ case GlobalValue::ExternalWeakLinkage: return 7;
+ case GlobalValue::CommonLinkage: return 8;
+ case GlobalValue::PrivateLinkage: return 9;
+ case GlobalValue::WeakODRLinkage: return 10;
+ case GlobalValue::LinkOnceODRLinkage: return 11;
+ case GlobalValue::AvailableExternallyLinkage: return 12;
+ case GlobalValue::LinkerPrivateLinkage: return 13;
}
}
static unsigned getEncodedVisibility(const GlobalValue *GV) {
switch (GV->getVisibility()) {
- default: assert(0 && "Invalid visibility!");
+ default: llvm_unreachable("Invalid visibility!");
case GlobalValue::DefaultVisibility: return 0;
case GlobalValue::HiddenVisibility: return 1;
case GlobalValue::ProtectedVisibility: return 2;
}
}
+static uint64_t GetOptimizationFlags(const Value *V) {
+ uint64_t Flags = 0;
+
+ if (const OverflowingBinaryOperator *OBO =
+ dyn_cast<OverflowingBinaryOperator>(V)) {
+ if (OBO->hasNoSignedOverflow())
+ Flags |= 1 << bitc::OBO_NO_SIGNED_OVERFLOW;
+ if (OBO->hasNoUnsignedOverflow())
+ Flags |= 1 << bitc::OBO_NO_UNSIGNED_OVERFLOW;
+ } else if (const SDivOperator *Div = dyn_cast<SDivOperator>(V)) {
+ if (Div->isExact())
+ Flags |= 1 << bitc::SDIV_EXACT;
+ }
+
+ return Flags;
+}
+
+ static void WriteModuleMetadata(const ValueEnumerator &VE,
+ BitstreamWriter &Stream) {
+ const ValueEnumerator::ValueList &Vals = VE.getValues();
+ bool StartedMetadataBlock = false;
+ unsigned MDSAbbrev = 0;
+ for (unsigned i = 0, e = Vals.size(); i != e; ++i) {
+ if (const MDString *MDS = dyn_cast<MDString>(Vals[i].first)) {
+ if (!StartedMetadataBlock) {
+ Stream.EnterSubblock(bitc::METADATA_BLOCK_ID, 3);
+
+ // Abbrev for METADATA_STRING.
+ BitCodeAbbrev *Abbv = new BitCodeAbbrev();
+ Abbv->Add(BitCodeAbbrevOp(bitc::METADATA_STRING));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Array));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 8));
+ MDSAbbrev = Stream.EmitAbbrev(Abbv);
+ StartedMetadataBlock = true;
+ }
+
+ SmallVector<unsigned, 64> StrVals;
+ StrVals.clear();
+ // Code: [strchar x N]
+ const char *StrBegin = MDS->begin();
+ for (unsigned i = 0, e = MDS->size(); i != e; ++i)
+ StrVals.push_back(StrBegin[i]);
+
+ // Emit the finished record.
+ Stream.EmitRecord(bitc::METADATA_STRING, StrVals, MDSAbbrev);
+ }
+ }
+
+ if (StartedMetadataBlock)
+ Stream.ExitBlock();
+}
+
static void WriteConstants(unsigned FirstVal, unsigned LastVal,
const ValueEnumerator &VE,
const Type *LastTy = 0;
for (unsigned i = FirstVal; i != LastVal; ++i) {
const Value *V = Vals[i].first;
+ if (isa<MDString>(V))
+ continue;
// If we need to switch types, do so now.
if (V->getType() != LastTy) {
LastTy = V->getType();
Record.push_back(CFP->getValueAPF().bitcastToAPInt().getZExtValue());
} else if (Ty == Type::X86_FP80Ty) {
// api needed to prevent premature destruction
+ // bits are not in the same order as a normal i80 APInt, compensate.
APInt api = CFP->getValueAPF().bitcastToAPInt();
const uint64_t *p = api.getRawData();
- Record.push_back(p[0]);
- Record.push_back((uint16_t)p[1]);
+ Record.push_back((p[1] << 48) | (p[0] >> 16));
+ Record.push_back(p[0] & 0xffffLL);
} else if (Ty == Type::FP128Ty || Ty == Type::PPC_FP128Ty) {
APInt api = CFP->getValueAPF().bitcastToAPInt();
const uint64_t *p = api.getRawData();
Record.push_back(GetEncodedBinaryOpcode(CE->getOpcode()));
Record.push_back(VE.getValueID(C->getOperand(0)));
Record.push_back(VE.getValueID(C->getOperand(1)));
+ uint64_t Flags = GetOptimizationFlags(CE);
+ if (Flags != 0)
+ Record.push_back(Flags);
}
break;
case Instruction::GetElementPtr:
Record.push_back(VE.getValueID(C->getOperand(2)));
break;
case Instruction::ShuffleVector:
- Code = bitc::CST_CODE_CE_SHUFFLEVEC;
+ // If the return type and argument types are the same, this is a
+ // standard shufflevector instruction. If the types are different,
+ // then the shuffle is widening or truncating the input vectors, and
+ // the argument type must also be encoded.
+ if (C->getType() == C->getOperand(0)->getType()) {
+ Code = bitc::CST_CODE_CE_SHUFFLEVEC;
+ } else {
+ Code = bitc::CST_CODE_CE_SHUFVEC_EX;
+ Record.push_back(VE.getTypeID(C->getOperand(0)->getType()));
+ }
Record.push_back(VE.getValueID(C->getOperand(0)));
Record.push_back(VE.getValueID(C->getOperand(1)));
Record.push_back(VE.getValueID(C->getOperand(2)));
break;
case Instruction::ICmp:
case Instruction::FCmp:
- case Instruction::VICmp:
- case Instruction::VFCmp:
- if (isa<VectorType>(C->getOperand(0)->getType())
- && (CE->getOpcode() == Instruction::ICmp
- || CE->getOpcode() == Instruction::FCmp)) {
- // compare returning vector of Int1Ty
- assert(0 && "Unsupported constant!");
- } else {
- Code = bitc::CST_CODE_CE_CMP;
- }
+ Code = bitc::CST_CODE_CE_CMP;
Record.push_back(VE.getTypeID(C->getOperand(0)->getType()));
Record.push_back(VE.getValueID(C->getOperand(0)));
Record.push_back(VE.getValueID(C->getOperand(1)));
Record.push_back(CE->getPredicate());
break;
}
+ } else if (const MDNode *N = dyn_cast<MDNode>(C)) {
+ Code = bitc::CST_CODE_MDNODE;
+ for (unsigned i = 0, e = N->getNumElements(); i != e; ++i) {
+ if (N->getElement(i)) {
+ Record.push_back(VE.getTypeID(N->getElement(i)->getType()));
+ Record.push_back(VE.getValueID(N->getElement(i)));
+ } else {
+ Record.push_back(VE.getTypeID(Type::VoidTy));
+ Record.push_back(0);
+ }
+ }
} else {
- assert(0 && "Unknown constant!");
+ llvm_unreachable("Unknown constant!");
}
Stream.EmitRecord(Code, Record, AbbrevToUse);
Record.clear();
/// This function adds V's value ID to Vals. If the value ID is higher than the
/// instruction ID, then it is a forward reference, and it also includes the
/// type ID.
-static bool PushValueAndType(Value *V, unsigned InstID,
+static bool PushValueAndType(const Value *V, unsigned InstID,
SmallVector<unsigned, 64> &Vals,
ValueEnumerator &VE) {
unsigned ValID = VE.getValueID(V);
AbbrevToUse = FUNCTION_INST_BINOP_ABBREV;
Vals.push_back(VE.getValueID(I.getOperand(1)));
Vals.push_back(GetEncodedBinaryOpcode(I.getOpcode()));
+ uint64_t Flags = GetOptimizationFlags(&I);
+ if (Flags != 0) {
+ if (AbbrevToUse == FUNCTION_INST_BINOP_ABBREV)
+ AbbrevToUse = FUNCTION_INST_BINOP_FLAGS_ABBREV;
+ Vals.push_back(Flags);
+ }
}
break;
break;
case Instruction::ICmp:
case Instruction::FCmp:
- case Instruction::VICmp:
- case Instruction::VFCmp:
- if (I.getOpcode() == Instruction::ICmp
- || I.getOpcode() == Instruction::FCmp) {
- // compare returning Int1Ty or vector of Int1Ty
- Code = bitc::FUNC_CODE_INST_CMP2;
- } else {
- Code = bitc::FUNC_CODE_INST_CMP;
- }
+ // compare returning Int1Ty or vector of Int1Ty
+ Code = bitc::FUNC_CODE_INST_CMP2;
PushValueAndType(I.getOperand(0), InstID, Vals, VE);
Vals.push_back(VE.getValueID(I.getOperand(1)));
Vals.push_back(cast<CmpInst>(I).getPredicate());
}
break;
case Instruction::Br:
- Code = bitc::FUNC_CODE_INST_BR;
- Vals.push_back(VE.getValueID(I.getOperand(0)));
- if (cast<BranchInst>(I).isConditional()) {
- Vals.push_back(VE.getValueID(I.getOperand(1)));
- Vals.push_back(VE.getValueID(I.getOperand(2)));
+ {
+ Code = bitc::FUNC_CODE_INST_BR;
+ BranchInst &II(cast<BranchInst>(I));
+ Vals.push_back(VE.getValueID(II.getSuccessor(0)));
+ if (II.isConditional()) {
+ Vals.push_back(VE.getValueID(II.getSuccessor(1)));
+ Vals.push_back(VE.getValueID(II.getCondition()));
+ }
}
break;
case Instruction::Switch:
Vals.push_back(VE.getValueID(I.getOperand(i)));
break;
case Instruction::Invoke: {
- const PointerType *PTy = cast<PointerType>(I.getOperand(0)->getType());
+ const InvokeInst *II = cast<InvokeInst>(&I);
+ const Value *Callee(II->getCalledValue());
+ const PointerType *PTy = cast<PointerType>(Callee->getType());
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
Code = bitc::FUNC_CODE_INST_INVOKE;
- const InvokeInst *II = cast<InvokeInst>(&I);
Vals.push_back(VE.getAttributeID(II->getAttributes()));
Vals.push_back(II->getCallingConv());
- Vals.push_back(VE.getValueID(I.getOperand(1))); // normal dest
- Vals.push_back(VE.getValueID(I.getOperand(2))); // unwind dest
- PushValueAndType(I.getOperand(0), InstID, Vals, VE); // callee
+ Vals.push_back(VE.getValueID(II->getNormalDest()));
+ Vals.push_back(VE.getValueID(II->getUnwindDest()));
+ PushValueAndType(Callee, InstID, Vals, VE);
// Emit value #'s for the fixed parameters.
for (unsigned i = 0, e = FTy->getNumParams(); i != e; ++i)
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 8));
if (Stream.EmitBlockInfoAbbrev(bitc::VALUE_SYMTAB_BLOCK_ID,
Abbv) != VST_ENTRY_8_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // 7-bit fixed width VST_ENTRY strings.
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 7));
if (Stream.EmitBlockInfoAbbrev(bitc::VALUE_SYMTAB_BLOCK_ID,
Abbv) != VST_ENTRY_7_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // 6-bit char6 VST_ENTRY strings.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Char6));
if (Stream.EmitBlockInfoAbbrev(bitc::VALUE_SYMTAB_BLOCK_ID,
Abbv) != VST_ENTRY_6_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // 6-bit char6 VST_BBENTRY strings.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Char6));
if (Stream.EmitBlockInfoAbbrev(bitc::VALUE_SYMTAB_BLOCK_ID,
Abbv) != VST_BBENTRY_6_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
Log2_32_Ceil(VE.getTypes().size()+1)));
if (Stream.EmitBlockInfoAbbrev(bitc::CONSTANTS_BLOCK_ID,
Abbv) != CONSTANTS_SETTYPE_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INTEGER abbrev for CONSTANTS_BLOCK.
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 8));
if (Stream.EmitBlockInfoAbbrev(bitc::CONSTANTS_BLOCK_ID,
Abbv) != CONSTANTS_INTEGER_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // CE_CAST abbrev for CONSTANTS_BLOCK.
if (Stream.EmitBlockInfoAbbrev(bitc::CONSTANTS_BLOCK_ID,
Abbv) != CONSTANTS_CE_CAST_Abbrev)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // NULL abbrev for CONSTANTS_BLOCK.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(bitc::CST_CODE_NULL));
if (Stream.EmitBlockInfoAbbrev(bitc::CONSTANTS_BLOCK_ID,
Abbv) != CONSTANTS_NULL_Abbrev)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
// FIXME: This should only use space for first class types!
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 1)); // volatile
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_LOAD_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INST_BINOP abbrev for FUNCTION_BLOCK.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 4)); // opc
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_BINOP_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
+ }
+ { // INST_BINOP_FLAGS abbrev for FUNCTION_BLOCK.
+ BitCodeAbbrev *Abbv = new BitCodeAbbrev();
+ Abbv->Add(BitCodeAbbrevOp(bitc::FUNC_CODE_INST_BINOP));
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // LHS
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // RHS
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 4)); // opc
+ Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 7)); // flags
+ if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
+ Abbv) != FUNCTION_INST_BINOP_FLAGS_ABBREV)
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INST_CAST abbrev for FUNCTION_BLOCK.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::Fixed, 4)); // opc
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_CAST_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INST_RET abbrev for FUNCTION_BLOCK.
Abbv->Add(BitCodeAbbrevOp(bitc::FUNC_CODE_INST_RET));
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_RET_VOID_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INST_RET abbrev for FUNCTION_BLOCK.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(BitCodeAbbrevOp::VBR, 6)); // ValID
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_RET_VAL_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
{ // INST_UNREACHABLE abbrev for FUNCTION_BLOCK.
BitCodeAbbrev *Abbv = new BitCodeAbbrev();
Abbv->Add(BitCodeAbbrevOp(bitc::FUNC_CODE_INST_UNREACHABLE));
if (Stream.EmitBlockInfoAbbrev(bitc::FUNCTION_BLOCK_ID,
Abbv) != FUNCTION_INST_UNREACHABLE_ABBREV)
- assert(0 && "Unexpected abbrev ordering!");
+ llvm_unreachable("Unexpected abbrev ordering!");
}
Stream.ExitBlock();
// Emit top-level description of module, including target triple, inline asm,
// descriptors for global variables, and function prototype info.
WriteModuleInfo(M, VE, Stream);
-
+
+ // Emit metadata.
+ WriteModuleMetadata(VE, Stream);
+
// Emit constants.
WriteModuleConstants(VE, Stream);
- // If we have any aggregate values in the value table, purge them - these can
- // only be used to initialize global variables. Doing so makes the value
- // namespace smaller for code in functions.
- int NumNonAggregates = VE.PurgeAggregateValues();
- if (NumNonAggregates != -1) {
- SmallVector<unsigned, 1> Vals;
- Vals.push_back(NumNonAggregates);
- Stream.EmitRecord(bitc::MODULE_CODE_PURGEVALS, Vals);
- }
-
// Emit function bodies.
for (Module::const_iterator I = M->begin(), E = M->end(); I != E; ++I)
if (!I->isDeclaration())
/// WriteBitcodeToFile - Write the specified module to the specified output
/// stream.
void llvm::WriteBitcodeToFile(const Module *M, std::ostream &Out) {
+ raw_os_ostream RawOut(Out);
+ // If writing to stdout, set binary mode.
+ if (llvm::cout == Out)
+ sys::Program::ChangeStdoutToBinary();
+ WriteBitcodeToFile(M, RawOut);
+}
+
+/// WriteBitcodeToFile - Write the specified module to the specified output
+/// stream.
+void llvm::WriteBitcodeToFile(const Module *M, raw_ostream &Out) {
std::vector<unsigned char> Buffer;
BitstreamWriter Stream(Buffer);
Buffer.reserve(256*1024);
+
+ WriteBitcodeToStream( M, Stream );
+
+ // If writing to stdout, set binary mode.
+ if (&llvm::outs() == &Out)
+ sys::Program::ChangeStdoutToBinary();
+
+ // Write the generated bitstream to "Out".
+ Out.write((char*)&Buffer.front(), Buffer.size());
+ // Make sure it hits disk now.
+ Out.flush();
+}
+
+/// WriteBitcodeToStream - Write the specified module to the specified output
+/// stream.
+void llvm::WriteBitcodeToStream(const Module *M, BitstreamWriter &Stream) {
// If this is darwin, emit a file header and trailer if needed.
bool isDarwin = M->getTargetTriple().find("-darwin") != std::string::npos;
if (isDarwin)
WriteModule(M, Stream);
if (isDarwin)
- EmitDarwinBCTrailer(Stream, Buffer.size());
-
-
- // If writing to stdout, set binary mode.
- if (llvm::cout == Out)
- sys::Program::ChangeStdoutToBinary();
-
- // Write the generated bitstream to "Out".
- Out.write((char*)&Buffer.front(), Buffer.size());
-
- // Make sure it hits disk now.
- Out.flush();
+ EmitDarwinBCTrailer(Stream, Stream.getBuffer().size());
}
projects / oota-llvm.git / blobdiff