//
// The LLVM Compiler Infrastructure
//
-// This file was developed by the LLVM research group and is distributed under
-// the University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
#include "llvm/CallingConv.h"
#include "llvm/Constants.h"
#include "llvm/DerivedTypes.h"
-#include "llvm/ParameterAttributes.h"
+#include "llvm/ParamAttrsList.h"
#include "llvm/InlineAsm.h"
#include "llvm/Instruction.h"
#include "llvm/Instructions.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/Streams.h"
#include <algorithm>
+#include <cctype>
using namespace llvm;
namespace llvm {
/// @{
public:
/// @brief Construct from a module
- SlotMachine(const Module *M);
+ explicit SlotMachine(const Module *M);
/// @brief Construct from a function, starting out in incorp state.
- SlotMachine(const Function *F);
+ explicit SlotMachine(const Function *F);
/// @}
/// @name Accessors
} // end namespace llvm
+char PrintModulePass::ID = 0;
static RegisterPass<PrintModulePass>
X("printm", "Print module to stderr");
+char PrintFunctionPass::ID = 0;
static RegisterPass<PrintFunctionPass>
Y("print","Print function to stderr");
/// NameNeedsQuotes - Return true if the specified llvm name should be wrapped
/// with ""'s.
-static bool NameNeedsQuotes(const std::string &Name) {
- if (Name[0] >= '0' && Name[0] <= '9') return true;
- // Scan to see if we have any characters that are not on the "white list"
+static std::string QuoteNameIfNeeded(const std::string &Name) {
+ std::string result;
+ bool needsQuotes = Name[0] >= '0' && Name[0] <= '9';
+ // Scan the name to see if it needs quotes and to replace funky chars with
+ // their octal equivalent.
for (unsigned i = 0, e = Name.size(); i != e; ++i) {
char C = Name[i];
assert(C != '"' && "Illegal character in LLVM value name!");
- if ((C < 'a' || C > 'z') && (C < 'A' || C > 'Z') && (C < '0' || C > '9') &&
- C != '-' && C != '.' && C != '_')
- return true;
+ if (isalnum(C) || C == '-' || C == '.' || C == '_')
+ result += C;
+ else if (C == '\\') {
+ needsQuotes = true;
+ result += "\\\\";
+ } else if (isprint(C)) {
+ needsQuotes = true;
+ result += C;
+ } else {
+ needsQuotes = true;
+ result += "\\";
+ char hex1 = (C >> 4) & 0x0F;
+ if (hex1 < 10)
+ result += hex1 + '0';
+ else
+ result += hex1 - 10 + 'A';
+ char hex2 = C & 0x0F;
+ if (hex2 < 10)
+ result += hex2 + '0';
+ else
+ result += hex2 - 10 + 'A';
+ }
}
- return false;
+ if (needsQuotes) {
+ result.insert(0,"\"");
+ result += '"';
+ }
+ return result;
}
enum PrefixType {
/// surrounded with ""'s (if it has special chars in it).
static std::string getLLVMName(const std::string &Name, PrefixType Prefix) {
assert(!Name.empty() && "Cannot get empty name!");
-
- // First character cannot start with a number...
- if (NameNeedsQuotes(Name)) {
- if (Prefix == GlobalPrefix)
- return "@\"" + Name + "\"";
- return "\"" + Name + "\"";
- }
-
- // If we get here, then the identifier is legal to use as a "VarID".
switch (Prefix) {
default: assert(0 && "Bad prefix!");
- case GlobalPrefix: return '@' + Name;
- case LabelPrefix: return Name;
- case LocalPrefix: return '%' + Name;
+ case GlobalPrefix: return '@' + QuoteNameIfNeeded(Name);
+ case LabelPrefix: return QuoteNameIfNeeded(Name);
+ case LocalPrefix: return '%' + QuoteNameIfNeeded(Name);
}
}
const FunctionType *FTy = cast<FunctionType>(Ty);
calcTypeName(FTy->getReturnType(), TypeStack, TypeNames, Result);
Result += " (";
- unsigned Idx = 1;
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
for (FunctionType::param_iterator I = FTy->param_begin(),
- E = FTy->param_end(); I != E; ++I) {
+ E = FTy->param_end(); I != E; ++I) {
if (I != FTy->param_begin())
Result += ", ";
calcTypeName(*I, TypeStack, TypeNames, Result);
- if (Attrs && Attrs->getParamAttrs(Idx) != ParamAttr::None) {
- Result += + " ";
- Result += Attrs->getParamAttrsTextByIndex(Idx);
- }
- Idx++;
}
if (FTy->isVarArg()) {
if (FTy->getNumParams()) Result += ", ";
Result += "...";
}
Result += ")";
- if (Attrs && Attrs->getParamAttrs(0) != ParamAttr::None) {
- Result += " ";
- Result += Attrs->getParamAttrsTextByIndex(0);
- }
break;
}
case Type::StructTyID: {
Result += '>';
break;
}
- case Type::PointerTyID:
- calcTypeName(cast<PointerType>(Ty)->getElementType(),
+ case Type::PointerTyID: {
+ const PointerType *PTy = cast<PointerType>(Ty);
+ calcTypeName(PTy->getElementType(),
TypeStack, TypeNames, Result);
+ if (unsigned AddressSpace = PTy->getAddressSpace())
+ Result += " addrspace(" + utostr(AddressSpace) + ")";
Result += "*";
break;
+ }
case Type::ArrayTyID: {
const ArrayType *ATy = cast<ArrayType>(Ty);
Result += "[" + utostr(ATy->getNumElements()) + " x ";
else
Out << CI->getValue().toStringSigned(10);
} else if (const ConstantFP *CFP = dyn_cast<ConstantFP>(CV)) {
- // We would like to output the FP constant value in exponential notation,
- // but we cannot do this if doing so will lose precision. Check here to
- // make sure that we only output it in exponential format if we can parse
- // the value back and get the same value.
- //
- std::string StrVal = ftostr(CFP->getValue());
-
- // Check to make sure that the stringized number is not some string like
- // "Inf" or NaN, that atof will accept, but the lexer will not. Check that
- // the string matches the "[-+]?[0-9]" regex.
- //
- if ((StrVal[0] >= '0' && StrVal[0] <= '9') ||
- ((StrVal[0] == '-' || StrVal[0] == '+') &&
- (StrVal[1] >= '0' && StrVal[1] <= '9')))
- // Reparse stringized version!
- if (atof(StrVal.c_str()) == CFP->getValue()) {
- Out << StrVal;
- return;
+ if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEdouble ||
+ &CFP->getValueAPF().getSemantics() == &APFloat::IEEEsingle) {
+ // We would like to output the FP constant value in exponential notation,
+ // but we cannot do this if doing so will lose precision. Check here to
+ // make sure that we only output it in exponential format if we can parse
+ // the value back and get the same value.
+ //
+ bool isDouble = &CFP->getValueAPF().getSemantics()==&APFloat::IEEEdouble;
+ double Val = (isDouble) ? CFP->getValueAPF().convertToDouble() :
+ CFP->getValueAPF().convertToFloat();
+ std::string StrVal = ftostr(CFP->getValueAPF());
+
+ // Check to make sure that the stringized number is not some string like
+ // "Inf" or NaN, that atof will accept, but the lexer will not. Check
+ // that the string matches the "[-+]?[0-9]" regex.
+ //
+ if ((StrVal[0] >= '0' && StrVal[0] <= '9') ||
+ ((StrVal[0] == '-' || StrVal[0] == '+') &&
+ (StrVal[1] >= '0' && StrVal[1] <= '9'))) {
+ // Reparse stringized version!
+ if (atof(StrVal.c_str()) == Val) {
+ Out << StrVal;
+ return;
+ }
}
-
- // Otherwise we could not reparse it to exactly the same value, so we must
- // output the string in hexadecimal format!
- assert(sizeof(double) == sizeof(uint64_t) &&
- "assuming that double is 64 bits!");
- Out << "0x" << utohexstr(DoubleToBits(CFP->getValue()));
-
+ // Otherwise we could not reparse it to exactly the same value, so we must
+ // output the string in hexadecimal format!
+ assert(sizeof(double) == sizeof(uint64_t) &&
+ "assuming that double is 64 bits!");
+ Out << "0x" << utohexstr(DoubleToBits(Val));
+ } else {
+ // Some form of long double. These appear as a magic letter identifying
+ // the type, then a fixed number of hex digits.
+ Out << "0x";
+ if (&CFP->getValueAPF().getSemantics() == &APFloat::x87DoubleExtended)
+ Out << 'K';
+ else if (&CFP->getValueAPF().getSemantics() == &APFloat::IEEEquad)
+ Out << 'L';
+ else if (&CFP->getValueAPF().getSemantics() == &APFloat::PPCDoubleDouble)
+ Out << 'M';
+ else
+ assert(0 && "Unsupported floating point type");
+ // api needed to prevent premature destruction
+ APInt api = CFP->getValueAPF().convertToAPInt();
+ const uint64_t* p = api.getRawData();
+ uint64_t word = *p;
+ int shiftcount=60;
+ int width = api.getBitWidth();
+ for (int j=0; j<width; j+=4, shiftcount-=4) {
+ unsigned int nibble = (word>>shiftcount) & 15;
+ if (nibble < 10)
+ Out << (unsigned char)(nibble + '0');
+ else
+ Out << (unsigned char)(nibble - 10 + 'A');
+ if (shiftcount == 0) {
+ word = *(++p);
+ shiftcount = 64;
+ if (width-j-4 < 64)
+ shiftcount = width-j-4;
+ }
+ }
+ }
} else if (isa<ConstantAggregateZero>(CV)) {
Out << "zeroinitializer";
} else if (const ConstantArray *CA = dyn_cast<ConstantArray>(CV)) {
inline void write(const Type *Ty) { printType(Ty); }
void writeOperand(const Value *Op, bool PrintType);
+ void writeParamOperand(const Value *Operand, ParameterAttributes Attrs);
const Module* getModule() { return TheModule; }
void printGlobal(const GlobalVariable *GV);
void printAlias(const GlobalAlias *GV);
void printFunction(const Function *F);
- void printArgument(const Argument *FA, uint16_t ParamAttrs);
+ void printArgument(const Argument *FA, ParameterAttributes Attrs);
void printBasicBlock(const BasicBlock *BB);
void printInstruction(const Instruction &I);
else if (const FunctionType *FTy = dyn_cast<FunctionType>(Ty)) {
printType(FTy->getReturnType());
Out << " (";
- unsigned Idx = 1;
- const ParamAttrsList *Attrs = FTy->getParamAttrs();
for (FunctionType::param_iterator I = FTy->param_begin(),
E = FTy->param_end(); I != E; ++I) {
if (I != FTy->param_begin())
Out << ", ";
printType(*I);
- if (Attrs && Attrs->getParamAttrs(Idx) != ParamAttr::None) {
- Out << " " << Attrs->getParamAttrsTextByIndex(Idx);
- }
- Idx++;
}
if (FTy->isVarArg()) {
if (FTy->getNumParams()) Out << ", ";
Out << "...";
}
Out << ')';
- if (Attrs && Attrs->getParamAttrs(0) != ParamAttr::None)
- Out << ' ' << Attrs->getParamAttrsTextByIndex(0);
} else if (const StructType *STy = dyn_cast<StructType>(Ty)) {
if (STy->isPacked())
Out << '<';
if (STy->isPacked())
Out << '>';
} else if (const PointerType *PTy = dyn_cast<PointerType>(Ty)) {
- printType(PTy->getElementType()) << '*';
+ printType(PTy->getElementType());
+ if (unsigned AddressSpace = PTy->getAddressSpace())
+ Out << " addrspace(" << AddressSpace << ")";
+ Out << '*';
} else if (const ArrayType *ATy = dyn_cast<ArrayType>(Ty)) {
Out << '[' << ATy->getNumElements() << " x ";
printType(ATy->getElementType()) << ']';
}
}
+void AssemblyWriter::writeParamOperand(const Value *Operand,
+ ParameterAttributes Attrs) {
+ if (Operand == 0) {
+ Out << "<null operand!>";
+ } else {
+ Out << ' ';
+ // Print the type
+ printType(Operand->getType());
+ // Print parameter attributes list
+ if (Attrs != ParamAttr::None)
+ Out << ' ' << ParamAttrsList::getParamAttrsText(Attrs);
+ // Print the operand
+ WriteAsOperandInternal(Out, Operand, TypeNames, &Machine);
+ }
+}
void AssemblyWriter::printModule(const Module *M) {
if (!M->getModuleIdentifier().empty() &&
void AssemblyWriter::printGlobal(const GlobalVariable *GV) {
if (GV->hasName()) Out << getLLVMName(GV->getName(), GlobalPrefix) << " = ";
- if (!GV->hasInitializer())
+ if (!GV->hasInitializer()) {
switch (GV->getLinkage()) {
case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
default: Out << "external "; break;
- } else {
+ }
+ } else {
switch (GV->getLinkage()) {
case GlobalValue::InternalLinkage: Out << "internal "; break;
case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
default: assert(0 && "Invalid visibility style!");
case GlobalValue::DefaultVisibility: break;
case GlobalValue::HiddenVisibility: Out << "hidden "; break;
+ case GlobalValue::ProtectedVisibility: Out << "protected "; break;
}
}
writeOperand(GV->getInitializer(), false);
}
+ if (unsigned AddressSpace = GV->getType()->getAddressSpace())
+ Out << " addrspace(" << AddressSpace << ") ";
+
if (GV->hasSection())
Out << ", section \"" << GV->getSection() << '"';
if (GV->getAlignment())
default: assert(0 && "Invalid visibility style!");
case GlobalValue::DefaultVisibility: break;
case GlobalValue::HiddenVisibility: Out << "hidden "; break;
+ case GlobalValue::ProtectedVisibility: Out << "protected "; break;
}
Out << "alias ";
assert(0 && "Invalid alias linkage");
}
- const Constant *Aliasee = dyn_cast_or_null<Constant>(GA->getAliasee());
- assert(Aliasee && "Aliasee cannot be null");
+ const Constant *Aliasee = GA->getAliasee();
if (const GlobalVariable *GV = dyn_cast<GlobalVariable>(Aliasee)) {
printType(GV->getType());
if (AnnotationWriter) AnnotationWriter->emitFunctionAnnot(F, Out);
if (F->isDeclaration())
- switch (F->getLinkage()) {
- case GlobalValue::DLLImportLinkage: Out << "declare dllimport "; break;
- case GlobalValue::ExternalWeakLinkage: Out << "declare extern_weak "; break;
- default: Out << "declare ";
- }
- else {
+ Out << "declare ";
+ else
Out << "define ";
- switch (F->getLinkage()) {
- case GlobalValue::InternalLinkage: Out << "internal "; break;
- case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
- case GlobalValue::WeakLinkage: Out << "weak "; break;
- case GlobalValue::AppendingLinkage: Out << "appending "; break;
- case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
- case GlobalValue::DLLExportLinkage: Out << "dllexport "; break;
- case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
- case GlobalValue::ExternalLinkage: break;
- case GlobalValue::GhostLinkage:
- cerr << "GhostLinkage not allowed in AsmWriter!\n";
- abort();
- }
- switch (F->getVisibility()) {
- default: assert(0 && "Invalid visibility style!");
- case GlobalValue::DefaultVisibility: break;
- case GlobalValue::HiddenVisibility: Out << "hidden "; break;
- }
+
+ switch (F->getLinkage()) {
+ case GlobalValue::InternalLinkage: Out << "internal "; break;
+ case GlobalValue::LinkOnceLinkage: Out << "linkonce "; break;
+ case GlobalValue::WeakLinkage: Out << "weak "; break;
+ case GlobalValue::AppendingLinkage: Out << "appending "; break;
+ case GlobalValue::DLLImportLinkage: Out << "dllimport "; break;
+ case GlobalValue::DLLExportLinkage: Out << "dllexport "; break;
+ case GlobalValue::ExternalWeakLinkage: Out << "extern_weak "; break;
+ case GlobalValue::ExternalLinkage: break;
+ case GlobalValue::GhostLinkage:
+ cerr << "GhostLinkage not allowed in AsmWriter!\n";
+ abort();
+ }
+ switch (F->getVisibility()) {
+ default: assert(0 && "Invalid visibility style!");
+ case GlobalValue::DefaultVisibility: break;
+ case GlobalValue::HiddenVisibility: Out << "hidden "; break;
+ case GlobalValue::ProtectedVisibility: Out << "protected "; break;
}
// Print the calling convention.
}
const FunctionType *FT = F->getFunctionType();
- const ParamAttrsList *Attrs = FT->getParamAttrs();
+ const ParamAttrsList *Attrs = F->getParamAttrs();
printType(F->getReturnType()) << ' ';
if (!F->getName().empty())
Out << getLLVMName(F->getName(), GlobalPrefix);
// Insert commas as we go... the first arg doesn't get a comma
if (I != F->arg_begin()) Out << ", ";
printArgument(I, (Attrs ? Attrs->getParamAttrs(Idx)
- : uint16_t(ParamAttr::None)));
+ : ParamAttr::None));
Idx++;
}
} else {
// Output type...
printType(FT->getParamType(i));
- unsigned ArgAttrs = ParamAttr::None;
+ ParameterAttributes ArgAttrs = ParamAttr::None;
if (Attrs) ArgAttrs = Attrs->getParamAttrs(i+1);
if (ArgAttrs != ParamAttr::None)
Out << ' ' << ParamAttrsList::getParamAttrsText(ArgAttrs);
Out << " section \"" << F->getSection() << '"';
if (F->getAlignment())
Out << " align " << F->getAlignment();
+ if (F->hasCollector())
+ Out << " gc \"" << F->getCollector() << '"';
if (F->isDeclaration()) {
Out << "\n";
/// printArgument - This member is called for every argument that is passed into
/// the function. Simply print it out
///
-void AssemblyWriter::printArgument(const Argument *Arg, uint16_t Attrs) {
+void AssemblyWriter::printArgument(const Argument *Arg,
+ ParameterAttributes Attrs) {
// Output type...
printType(Arg->getType());
+ // Output parameter attributes list
if (Attrs != ParamAttr::None)
Out << ' ' << ParamAttrsList::getParamAttrsText(Attrs);
writeOperand(I.getOperand(op ), false); Out << ',';
writeOperand(I.getOperand(op+1), false); Out << " ]";
}
+ } else if (const GetResultInst *GRI = dyn_cast<GetResultInst>(&I)) {
+ writeOperand(I.getOperand(0), true);
+ Out << ", " << GRI->getIndex();
} else if (isa<ReturnInst>(I) && !Operand) {
Out << " void";
} else if (const CallInst *CI = dyn_cast<CallInst>(&I)) {
case CallingConv::C: break; // default
case CallingConv::Fast: Out << " fastcc"; break;
case CallingConv::Cold: Out << " coldcc"; break;
- case CallingConv::X86_StdCall: Out << "x86_stdcallcc "; break;
- case CallingConv::X86_FastCall: Out << "x86_fastcallcc "; break;
+ case CallingConv::X86_StdCall: Out << " x86_stdcallcc"; break;
+ case CallingConv::X86_FastCall: Out << " x86_fastcallcc"; break;
default: Out << " cc" << CI->getCallingConv(); break;
}
const PointerType *PTy = cast<PointerType>(Operand->getType());
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
const Type *RetTy = FTy->getReturnType();
- const ParamAttrsList *PAL = FTy->getParamAttrs();
+ const ParamAttrsList *PAL = CI->getParamAttrs();
// If possible, print out the short form of the call instruction. We can
// only do this if the first argument is a pointer to a nonvararg function,
for (unsigned op = 1, Eop = I.getNumOperands(); op < Eop; ++op) {
if (op > 1)
Out << ',';
- writeOperand(I.getOperand(op), true);
- if (PAL && PAL->getParamAttrs(op) != ParamAttr::None)
- Out << " " << PAL->getParamAttrsTextByIndex(op);
+ writeParamOperand(I.getOperand(op), PAL ? PAL->getParamAttrs(op) :
+ ParamAttr::None);
}
Out << " )";
if (PAL && PAL->getParamAttrs(0) != ParamAttr::None)
const PointerType *PTy = cast<PointerType>(Operand->getType());
const FunctionType *FTy = cast<FunctionType>(PTy->getElementType());
const Type *RetTy = FTy->getReturnType();
- const ParamAttrsList *PAL = FTy->getParamAttrs();
+ const ParamAttrsList *PAL = II->getParamAttrs();
// Print the calling convention being used.
switch (II->getCallingConv()) {
for (unsigned op = 3, Eop = I.getNumOperands(); op < Eop; ++op) {
if (op > 3)
Out << ',';
- writeOperand(I.getOperand(op), true);
- if (PAL && PAL->getParamAttrs(op-2) != ParamAttr::None)
- Out << " " << PAL->getParamAttrsTextByIndex(op-2);
+ writeParamOperand(I.getOperand(op), PAL ? PAL->getParamAttrs(op-2) :
+ ParamAttr::None);
}
Out << " )";
cerr << "PAL[ ";
for (unsigned i = 0; i < attrs.size(); ++i) {
uint16_t index = getParamIndex(i);
- uint16_t attrs = getParamAttrs(index);
+ ParameterAttributes attrs = getParamAttrs(index);
cerr << "{" << index << "," << attrs << "} ";
}
+
cerr << "]\n";
}
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