When a function takes a variable number of pointer arguments, with a zero

pointer marking the end of the list, the zero *must* be cast to the pointer
type.  An un-cast zero is a 32-bit int, and at least on x86_64, gcc will
not extend the zero to 64 bits, thus allowing the upper 32 bits to be
random junk.

The new END_WITH_NULL macro may be used to annotate a such a function
so that GCC (version 4 or newer) will detect the use of un-casted zero
at compile time.

llvm-svn: 23888
This commit is contained in:
Jeff Cohen 2005-10-23 04:37:20 +00:00
parent c6072af580
commit 11e26b52b2
27 changed files with 290 additions and 262 deletions

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@ -221,7 +221,7 @@ else
endif endif
endif endif
CXX.Flags += $(CXXFLAGS) CXX.Flags += $(CXXFLAGS) -Wformat
C.Flags += $(CFLAGS) C.Flags += $(CFLAGS)
CPP.Flags += $(CPPFLAGS) CPP.Flags += $(CPPFLAGS)
LD.Flags += $(LDFLAGS) LD.Flags += $(LDFLAGS)

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@ -37,7 +37,8 @@ using namespace llvm;
static Function *CreateFibFunction(Module *M) { static Function *CreateFibFunction(Module *M) {
// Create the fib function and insert it into module M. This function is said // Create the fib function and insert it into module M. This function is said
// to return an int and take an int parameter. // to return an int and take an int parameter.
Function *FibF = M->getOrInsertFunction("fib", Type::IntTy, Type::IntTy, 0); Function *FibF = M->getOrInsertFunction("fib", Type::IntTy, Type::IntTy,
(Type *)0);
// Add a basic block to the function. // Add a basic block to the function.
BasicBlock *BB = new BasicBlock("EntryBlock", FibF); BasicBlock *BB = new BasicBlock("EntryBlock", FibF);

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@ -51,7 +51,8 @@ int main() {
// Create the add1 function entry and insert this entry into module M. The // Create the add1 function entry and insert this entry into module M. The
// function will have a return type of "int" and take an argument of "int". // function will have a return type of "int" and take an argument of "int".
// The '0' terminates the list of argument types. // The '0' terminates the list of argument types.
Function *Add1F = M->getOrInsertFunction("add1", Type::IntTy, Type::IntTy, 0); Function *Add1F = M->getOrInsertFunction("add1", Type::IntTy, Type::IntTy,
(Type *)0);
// Add a basic block to the function. As before, it automatically inserts // Add a basic block to the function. As before, it automatically inserts
// because of the last argument. // because of the last argument.
@ -76,7 +77,7 @@ int main() {
// Now we going to create function `foo', which returns an int and takes no // Now we going to create function `foo', which returns an int and takes no
// arguments. // arguments.
Function *FooF = M->getOrInsertFunction("foo", Type::IntTy, 0); Function *FooF = M->getOrInsertFunction("foo", Type::IntTy, (Type *)0);
// Add a basic block to the FooF function. // Add a basic block to the FooF function.
BB = new BasicBlock("EntryBlock", FooF); BB = new BasicBlock("EntryBlock", FooF);

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@ -33,7 +33,8 @@ static Function* createAdd1(Module* M)
// Create the add1 function entry and insert this entry into module M. The // Create the add1 function entry and insert this entry into module M. The
// function will have a return type of "int" and take an argument of "int". // function will have a return type of "int" and take an argument of "int".
// The '0' terminates the list of argument types. // The '0' terminates the list of argument types.
Function *Add1F = M->getOrInsertFunction("add1", Type::IntTy, Type::IntTy, 0); Function *Add1F = M->getOrInsertFunction("add1", Type::IntTy, Type::IntTy,
(Type *)0);
// Add a basic block to the function. As before, it automatically inserts // Add a basic block to the function. As before, it automatically inserts
// because of the last argument. // because of the last argument.
@ -61,7 +62,8 @@ static Function *CreateFibFunction(Module *M)
{ {
// Create the fib function and insert it into module M. This function is said // Create the fib function and insert it into module M. This function is said
// to return an int and take an int parameter. // to return an int and take an int parameter.
Function *FibF = M->getOrInsertFunction("fib", Type::IntTy, Type::IntTy, 0); Function *FibF = M->getOrInsertFunction("fib", Type::IntTy, Type::IntTy,
(Type *)0);
// Add a basic block to the function. // Add a basic block to the function.
BasicBlock *BB = new BasicBlock("EntryBlock", FibF); BasicBlock *BB = new BasicBlock("EntryBlock", FibF);

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@ -22,6 +22,7 @@
#include "llvm/Function.h" #include "llvm/Function.h"
#include "llvm/GlobalVariable.h" #include "llvm/GlobalVariable.h"
#include "llvm/ADT/SetVector.h" #include "llvm/ADT/SetVector.h"
#include "llvm/Support/DataTypes.h"
namespace llvm { namespace llvm {
@ -111,7 +112,8 @@ public:
/// table. If it does not exist, add a prototype for the function and return /// table. If it does not exist, add a prototype for the function and return
/// it. This version of the method takes a null terminated list of function /// it. This version of the method takes a null terminated list of function
/// arguments, which makes it easier for clients to use. /// arguments, which makes it easier for clients to use.
Function *getOrInsertFunction(const std::string &Name, const Type *RetTy,...); Function *getOrInsertFunction(const std::string &Name, const Type *RetTy,...)
END_WITH_NULL;
/// getFunction - Look up the specified function in the module symbol table. /// getFunction - Look up the specified function in the module symbol table.
/// If it does not exist, return null. /// If it does not exist, return null.

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@ -21,6 +21,7 @@
#define LLVM_SUPPORT_COMMANDLINE_H #define LLVM_SUPPORT_COMMANDLINE_H
#include "llvm/Support/type_traits.h" #include "llvm/Support/type_traits.h"
#include "llvm/Support/DataTypes.h"
#include <string> #include <string>
#include <vector> #include <vector>
#include <utility> #include <utility>
@ -335,7 +336,7 @@ public:
template<class DataType> template<class DataType>
ValuesClass<DataType> values(const char *Arg, DataType Val, const char *Desc, ValuesClass<DataType> values(const char *Arg, DataType Val, const char *Desc,
...) { ...) END_WITH_NULL {
va_list ValueArgs; va_list ValueArgs;
va_start(ValueArgs, Desc); va_start(ValueArgs, Desc);
ValuesClass<DataType> Vals(Arg, Val, Desc, ValueArgs); ValuesClass<DataType> Vals(Arg, Val, Desc, ValueArgs);

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@ -98,4 +98,10 @@ typedef signed int ssize_t;
# define UINT64_MAX 0xffffffffffffffffULL # define UINT64_MAX 0xffffffffffffffffULL
#endif #endif
#if __GNUC__ > 3
#define END_WITH_NULL __attribute__((sentinel))
#else
#define END_WITH_NULL
#endif
#endif /* SUPPORT_DATATYPES_H */ #endif /* SUPPORT_DATATYPES_H */

File diff suppressed because it is too large Load Diff

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@ -1,7 +1,7 @@
/* A Bison parser, made by GNU Bison 1.875c. */ /* A Bison parser, made by GNU Bison 1.875d. */
/* Skeleton parser for Yacc-like parsing with Bison, /* Skeleton parser for Yacc-like parsing with Bison,
Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003 Free Software Foundation, Inc. Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by it under the terms of the GNU General Public License as published by
@ -218,7 +218,7 @@
#if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED) #if ! defined (YYSTYPE) && ! defined (YYSTYPE_IS_DECLARED)
#line 865 "/proj/llvm/build/../llvm/lib/AsmParser/llvmAsmParser.y" #line 866 "/usr/home/llvm/obj/../lib/AsmParser/llvmAsmParser.y"
typedef union YYSTYPE { typedef union YYSTYPE {
llvm::Module *ModuleVal; llvm::Module *ModuleVal;
llvm::Function *FunctionVal; llvm::Function *FunctionVal;
@ -258,7 +258,7 @@ typedef union YYSTYPE {
llvm::Instruction::OtherOps OtherOpVal; llvm::Instruction::OtherOps OtherOpVal;
llvm::Module::Endianness Endianness; llvm::Module::Endianness Endianness;
} YYSTYPE; } YYSTYPE;
/* Line 1275 of yacc.c. */ /* Line 1285 of yacc.c. */
#line 263 "llvmAsmParser.tab.h" #line 263 "llvmAsmParser.tab.h"
# define yystype YYSTYPE /* obsolescent; will be withdrawn */ # define yystype YYSTYPE /* obsolescent; will be withdrawn */
# define YYSTYPE_IS_DECLARED 1 # define YYSTYPE_IS_DECLARED 1

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@ -766,7 +766,7 @@ static PATypeHolder HandleUpRefs(const Type *ty) {
const Type* ArgTy = F->getFunctionType()->getReturnType(); const Type* ArgTy = F->getFunctionType()->getReturnType();
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = Result->getOrInsertFunction("llvm.va_start", Function* NF = Result->getOrInsertFunction("llvm.va_start",
RetTy, ArgTyPtr, 0); RetTy, ArgTyPtr, (Type *)0);
while (!F->use_empty()) { while (!F->use_empty()) {
CallInst* CI = cast<CallInst>(F->use_back()); CallInst* CI = cast<CallInst>(F->use_back());
@ -791,7 +791,7 @@ static PATypeHolder HandleUpRefs(const Type *ty) {
const Type* ArgTy = F->getFunctionType()->getParamType(0); const Type* ArgTy = F->getFunctionType()->getParamType(0);
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = Result->getOrInsertFunction("llvm.va_end", Function* NF = Result->getOrInsertFunction("llvm.va_end",
RetTy, ArgTyPtr, 0); RetTy, ArgTyPtr, (Type *)0);
while (!F->use_empty()) { while (!F->use_empty()) {
CallInst* CI = cast<CallInst>(F->use_back()); CallInst* CI = cast<CallInst>(F->use_back());
@ -818,7 +818,8 @@ static PATypeHolder HandleUpRefs(const Type *ty) {
const Type* ArgTy = F->getFunctionType()->getReturnType(); const Type* ArgTy = F->getFunctionType()->getReturnType();
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = Result->getOrInsertFunction("llvm.va_copy", Function* NF = Result->getOrInsertFunction("llvm.va_copy",
RetTy, ArgTyPtr, ArgTyPtr, 0); RetTy, ArgTyPtr, ArgTyPtr,
(Type *)0);
while (!F->use_empty()) { while (!F->use_empty()) {
CallInst* CI = cast<CallInst>(F->use_back()); CallInst* CI = cast<CallInst>(F->use_back());
@ -2074,7 +2075,7 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
ObsoleteVarArgs = true; ObsoleteVarArgs = true;
const Type* ArgTy = $2->getType(); const Type* ArgTy = $2->getType();
Function* NF = CurModule.CurrentModule-> Function* NF = CurModule.CurrentModule->
getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, 0); getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, (Type *)0);
//b = vaarg a, t -> //b = vaarg a, t ->
//foo = alloca 1 of t //foo = alloca 1 of t
@ -2093,7 +2094,7 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
ObsoleteVarArgs = true; ObsoleteVarArgs = true;
const Type* ArgTy = $2->getType(); const Type* ArgTy = $2->getType();
Function* NF = CurModule.CurrentModule-> Function* NF = CurModule.CurrentModule->
getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, 0); getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, (Type *)0);
//b = vanext a, t -> //b = vanext a, t ->
//foo = alloca 1 of t //foo = alloca 1 of t

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@ -680,7 +680,8 @@ void BytecodeReader::ParseInstruction(std::vector<unsigned> &Oprnds,
break; break;
case 32: { //VANext_old case 32: { //VANext_old
const Type* ArgTy = getValue(iType, Oprnds[0])->getType(); const Type* ArgTy = getValue(iType, Oprnds[0])->getType();
Function* NF = TheModule->getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, 0); Function* NF = TheModule->getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy,
(Type *)0);
//b = vanext a, t -> //b = vanext a, t ->
//foo = alloca 1 of t //foo = alloca 1 of t
@ -700,7 +701,8 @@ void BytecodeReader::ParseInstruction(std::vector<unsigned> &Oprnds,
} }
case 33: { //VAArg_old case 33: { //VAArg_old
const Type* ArgTy = getValue(iType, Oprnds[0])->getType(); const Type* ArgTy = getValue(iType, Oprnds[0])->getType();
Function* NF = TheModule->getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy, 0); Function* NF = TheModule->getOrInsertFunction("llvm.va_copy", ArgTy, ArgTy,
(Type *)0);
//b = vaarg a, t -> //b = vaarg a, t ->
//foo = alloca 1 of t //foo = alloca 1 of t

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@ -181,7 +181,7 @@ static ModuleProvider* CheckVarargs(ModuleProvider* MP) {
const Type* ArgTy = F->getFunctionType()->getReturnType(); const Type* ArgTy = F->getFunctionType()->getReturnType();
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = M->getOrInsertFunction("llvm.va_start", Function* NF = M->getOrInsertFunction("llvm.va_start",
RetTy, ArgTyPtr, 0); RetTy, ArgTyPtr, (Type *)0);
for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;) for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;)
if (CallInst* CI = dyn_cast<CallInst>(*I++)) { if (CallInst* CI = dyn_cast<CallInst>(*I++)) {
@ -204,7 +204,7 @@ static ModuleProvider* CheckVarargs(ModuleProvider* MP) {
const Type* ArgTy = F->getFunctionType()->getParamType(0); const Type* ArgTy = F->getFunctionType()->getParamType(0);
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = M->getOrInsertFunction("llvm.va_end", Function* NF = M->getOrInsertFunction("llvm.va_end",
RetTy, ArgTyPtr, 0); RetTy, ArgTyPtr, (Type *)0);
for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;) for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;)
if (CallInst* CI = dyn_cast<CallInst>(*I++)) { if (CallInst* CI = dyn_cast<CallInst>(*I++)) {
@ -230,7 +230,7 @@ static ModuleProvider* CheckVarargs(ModuleProvider* MP) {
const Type* ArgTy = F->getFunctionType()->getReturnType(); const Type* ArgTy = F->getFunctionType()->getReturnType();
const Type* ArgTyPtr = PointerType::get(ArgTy); const Type* ArgTyPtr = PointerType::get(ArgTy);
Function* NF = M->getOrInsertFunction("llvm.va_copy", Function* NF = M->getOrInsertFunction("llvm.va_copy",
RetTy, ArgTyPtr, ArgTyPtr, 0); RetTy, ArgTyPtr, ArgTyPtr, (Type *)0);
for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;) for(Value::use_iterator I = F->use_begin(), E = F->use_end(); I != E;)
if (CallInst* CI = dyn_cast<CallInst>(*I++)) { if (CallInst* CI = dyn_cast<CallInst>(*I++)) {

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@ -110,7 +110,8 @@ void DefaultIntrinsicLowering::AddPrototypes(Module &M) {
case Intrinsic::memset: case Intrinsic::memset:
M.getOrInsertFunction("memset", PointerType::get(Type::SByteTy), M.getOrInsertFunction("memset", PointerType::get(Type::SByteTy),
PointerType::get(Type::SByteTy), PointerType::get(Type::SByteTy),
Type::IntTy, (--(--I->arg_end()))->getType(), 0); Type::IntTy, (--(--I->arg_end()))->getType(),
(Type *)0);
break; break;
case Intrinsic::isunordered: case Intrinsic::isunordered:
EnsureFunctionExists(M, "isunordered", I->arg_begin(), I->arg_end(), EnsureFunctionExists(M, "isunordered", I->arg_begin(), I->arg_end(),

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@ -924,7 +924,8 @@ static void runChild(Module *M, const std::vector<std::string> &Arguments,
// If the program didn't explicitly call exit, call exit now, for the program. // If the program didn't explicitly call exit, call exit now, for the program.
// This ensures that any atexit handlers get called correctly. // This ensures that any atexit handlers get called correctly.
Function *Exit = M->getOrInsertFunction("exit", Type::VoidTy, Type::IntTy, 0); Function *Exit = M->getOrInsertFunction("exit", Type::VoidTy, Type::IntTy,
(Type *)0);
std::vector<GenericValue> Args; std::vector<GenericValue> Args;
GenericValue ResultGV; GenericValue ResultGV;

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@ -204,32 +204,33 @@ bool LowerSetJmp::doInitialization(Module& M)
// void __llvm_sjljeh_init_setjmpmap(void**) // void __llvm_sjljeh_init_setjmpmap(void**)
InitSJMap = M.getOrInsertFunction("__llvm_sjljeh_init_setjmpmap", InitSJMap = M.getOrInsertFunction("__llvm_sjljeh_init_setjmpmap",
Type::VoidTy, SBPPTy, NULL); Type::VoidTy, SBPPTy, (Type *)0);
// void __llvm_sjljeh_destroy_setjmpmap(void**) // void __llvm_sjljeh_destroy_setjmpmap(void**)
DestroySJMap = M.getOrInsertFunction("__llvm_sjljeh_destroy_setjmpmap", DestroySJMap = M.getOrInsertFunction("__llvm_sjljeh_destroy_setjmpmap",
Type::VoidTy, SBPPTy, NULL); Type::VoidTy, SBPPTy, (Type *)0);
// void __llvm_sjljeh_add_setjmp_to_map(void**, void*, unsigned) // void __llvm_sjljeh_add_setjmp_to_map(void**, void*, unsigned)
AddSJToMap = M.getOrInsertFunction("__llvm_sjljeh_add_setjmp_to_map", AddSJToMap = M.getOrInsertFunction("__llvm_sjljeh_add_setjmp_to_map",
Type::VoidTy, SBPPTy, SBPTy, Type::VoidTy, SBPPTy, SBPTy,
Type::UIntTy, NULL); Type::UIntTy, (Type *)0);
// void __llvm_sjljeh_throw_longjmp(int*, int) // void __llvm_sjljeh_throw_longjmp(int*, int)
ThrowLongJmp = M.getOrInsertFunction("__llvm_sjljeh_throw_longjmp", ThrowLongJmp = M.getOrInsertFunction("__llvm_sjljeh_throw_longjmp",
Type::VoidTy, SBPTy, Type::IntTy, NULL); Type::VoidTy, SBPTy, Type::IntTy,
(Type *)0);
// unsigned __llvm_sjljeh_try_catching_longjmp_exception(void **) // unsigned __llvm_sjljeh_try_catching_longjmp_exception(void **)
TryCatchLJ = TryCatchLJ =
M.getOrInsertFunction("__llvm_sjljeh_try_catching_longjmp_exception", M.getOrInsertFunction("__llvm_sjljeh_try_catching_longjmp_exception",
Type::UIntTy, SBPPTy, NULL); Type::UIntTy, SBPPTy, (Type *)0);
// bool __llvm_sjljeh_is_longjmp_exception() // bool __llvm_sjljeh_is_longjmp_exception()
IsLJException = M.getOrInsertFunction("__llvm_sjljeh_is_longjmp_exception", IsLJException = M.getOrInsertFunction("__llvm_sjljeh_is_longjmp_exception",
Type::BoolTy, NULL); Type::BoolTy, (Type *)0);
// int __llvm_sjljeh_get_longjmp_value() // int __llvm_sjljeh_get_longjmp_value()
GetLJValue = M.getOrInsertFunction("__llvm_sjljeh_get_longjmp_value", GetLJValue = M.getOrInsertFunction("__llvm_sjljeh_get_longjmp_value",
Type::IntTy, NULL); Type::IntTy, (Type *)0);
return true; return true;
} }

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@ -311,7 +311,8 @@ public:
if (!memcpy_func) { if (!memcpy_func) {
const Type *SBP = PointerType::get(Type::SByteTy); const Type *SBP = PointerType::get(Type::SByteTy);
memcpy_func = M->getOrInsertFunction("llvm.memcpy", Type::VoidTy,SBP, SBP, memcpy_func = M->getOrInsertFunction("llvm.memcpy", Type::VoidTy,SBP, SBP,
Type::UIntTy, Type::UIntTy, 0); Type::UIntTy, Type::UIntTy,
(Type *)0);
} }
return memcpy_func; return memcpy_func;
} }
@ -319,7 +320,7 @@ public:
Function* get_floorf() { Function* get_floorf() {
if (!floorf_func) if (!floorf_func)
floorf_func = M->getOrInsertFunction("floorf", Type::FloatTy, floorf_func = M->getOrInsertFunction("floorf", Type::FloatTy,
Type::FloatTy, 0); Type::FloatTy, (Type *)0);
return floorf_func; return floorf_func;
} }

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@ -40,7 +40,7 @@ static void getTriggerCode(Module *M, BasicBlock *BB, int MethNo, Value *pathNo,
const Type *PIntTy = PointerType::get(Type::IntTy); const Type *PIntTy = PointerType::get(Type::IntTy);
Function *trigMeth = M->getOrInsertFunction("trigger", Type::VoidTy, Function *trigMeth = M->getOrInsertFunction("trigger", Type::VoidTy,
Type::IntTy, Type::IntTy, Type::IntTy, Type::IntTy,
PIntTy, PIntTy, 0); PIntTy, PIntTy, (Type *)0);
assert(trigMeth && "trigger method could not be inserted!"); assert(trigMeth && "trigger method could not be inserted!");
vector<Value *> trargs; vector<Value *> trargs;

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@ -156,7 +156,8 @@ void InstLoops::findAndInstrumentBackEdges(Function &F){
} }
bool InstLoops::doInitialization (Module &M) { bool InstLoops::doInitialization (Module &M) {
inCountMth = M.getOrInsertFunction("llvm_first_trigger", Type::VoidTy, 0); inCountMth = M.getOrInsertFunction("llvm_first_trigger", Type::VoidTy,
(Type *)0);
return true; // Module was modified. return true; // Module was modified.
} }

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@ -189,7 +189,8 @@ bool ProfilePaths::runOnFunction(Function &F){
// IN THEIR INITIALIZE METHOD!! // IN THEIR INITIALIZE METHOD!!
Function *initialize = Function *initialize =
F.getParent()->getOrInsertFunction("reoptimizerInitialize", Type::VoidTy, F.getParent()->getOrInsertFunction("reoptimizerInitialize", Type::VoidTy,
PointerType::get(Type::IntTy), 0); PointerType::get(Type::IntTy),
(Type *)0);
std::vector<Value *> trargs; std::vector<Value *> trargs;
trargs.push_back(threshold); trargs.push_back(threshold);

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@ -26,7 +26,8 @@ void llvm::InsertProfilingInitCall(Function *MainFn, const char *FnName,
const PointerType *UIntPtr = PointerType::get(Type::UIntTy); const PointerType *UIntPtr = PointerType::get(Type::UIntTy);
Module &M = *MainFn->getParent(); Module &M = *MainFn->getParent();
Function *InitFn = M.getOrInsertFunction(FnName, Type::IntTy, Type::IntTy, Function *InitFn = M.getOrInsertFunction(FnName, Type::IntTy, Type::IntTy,
ArgVTy, UIntPtr, Type::UIntTy, 0); ArgVTy, UIntPtr, Type::UIntTy,
(Type *)0);
// This could force argc and argv into programs that wouldn't otherwise have // This could force argc and argv into programs that wouldn't otherwise have
// them, but instead we just pass null values in. // them, but instead we just pass null values in.

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@ -46,7 +46,7 @@ static void InsertInstrumentationCall (BasicBlock *BB,
<< "\", \"" << FnName << "\", " << BBNumber << ")\n"); << "\", \"" << FnName << "\", " << BBNumber << ")\n");
Module &M = *BB->getParent ()->getParent (); Module &M = *BB->getParent ()->getParent ();
Function *InstrFn = M.getOrInsertFunction (FnName, Type::VoidTy, Function *InstrFn = M.getOrInsertFunction (FnName, Type::VoidTy,
Type::UIntTy, 0); Type::UIntTy, (Type *)0);
std::vector<Value*> Args (1); std::vector<Value*> Args (1);
Args[0] = ConstantUInt::get (Type::UIntTy, BBNumber); Args[0] = ConstantUInt::get (Type::UIntTy, BBNumber);

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@ -130,17 +130,18 @@ void ExternalFuncs::doInitialization(Module &M) {
// uint (sbyte*) // uint (sbyte*)
HashPtrFunc = M.getOrInsertFunction("HashPointerToSeqNum", Type::UIntTy, SBP, HashPtrFunc = M.getOrInsertFunction("HashPointerToSeqNum", Type::UIntTy, SBP,
0); (Type *)0);
// void (sbyte*) // void (sbyte*)
ReleasePtrFunc = M.getOrInsertFunction("ReleasePointerSeqNum", ReleasePtrFunc = M.getOrInsertFunction("ReleasePointerSeqNum",
Type::VoidTy, SBP, 0); Type::VoidTy, SBP, (Type *)0);
RecordPtrFunc = M.getOrInsertFunction("RecordPointer", RecordPtrFunc = M.getOrInsertFunction("RecordPointer",
Type::VoidTy, SBP, 0); Type::VoidTy, SBP, (Type *)0);
PushOnEntryFunc = M.getOrInsertFunction("PushPointerSet", Type::VoidTy, 0); PushOnEntryFunc = M.getOrInsertFunction("PushPointerSet", Type::VoidTy,
(Type *)0);
ReleaseOnReturnFunc = M.getOrInsertFunction("ReleasePointersPopSet", ReleaseOnReturnFunc = M.getOrInsertFunction("ReleasePointersPopSet",
Type::VoidTy, 0); Type::VoidTy, (Type *)0);
} }

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@ -83,7 +83,7 @@ bool LowerAllocations::doInitialization(Module &M) {
MallocFunc = M.getOrInsertFunction("malloc", FT); MallocFunc = M.getOrInsertFunction("malloc", FT);
} }
if (FreeFunc == 0) if (FreeFunc == 0)
FreeFunc = M.getOrInsertFunction("free" , Type::VoidTy, SBPTy, 0); FreeFunc = M.getOrInsertFunction("free" , Type::VoidTy, SBPTy, (Type *)0);
return true; return true;
} }

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@ -109,10 +109,11 @@ bool LowerGC::doInitialization(Module &M) {
// If the program is using read/write barriers, find the implementations of // If the program is using read/write barriers, find the implementations of
// them from the GC runtime library. // them from the GC runtime library.
if (GCReadInt) // Make: sbyte* %llvm_gc_read(sbyte**) if (GCReadInt) // Make: sbyte* %llvm_gc_read(sbyte**)
GCRead = M.getOrInsertFunction("llvm_gc_read", VoidPtr, VoidPtr, VoidPtrPtr, 0); GCRead = M.getOrInsertFunction("llvm_gc_read", VoidPtr, VoidPtr, VoidPtrPtr,
(Type *)0);
if (GCWriteInt) // Make: void %llvm_gc_write(sbyte*, sbyte**) if (GCWriteInt) // Make: void %llvm_gc_write(sbyte*, sbyte**)
GCWrite = M.getOrInsertFunction("llvm_gc_write", Type::VoidTy, GCWrite = M.getOrInsertFunction("llvm_gc_write", Type::VoidTy,
VoidPtr, VoidPtr, VoidPtrPtr, 0); VoidPtr, VoidPtr, VoidPtrPtr, (Type *)0);
// If the program has GC roots, get or create the global root list. // If the program has GC roots, get or create the global root list.
if (GCRootInt) { if (GCRootInt) {

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@ -124,14 +124,14 @@ bool LowerInvoke::doInitialization(Module &M) {
Constant::getNullValue(PtrJBList), Constant::getNullValue(PtrJBList),
"llvm.sjljeh.jblist", &M); "llvm.sjljeh.jblist", &M);
SetJmpFn = M.getOrInsertFunction("llvm.setjmp", Type::IntTy, SetJmpFn = M.getOrInsertFunction("llvm.setjmp", Type::IntTy,
PointerType::get(JmpBufTy), NULL); PointerType::get(JmpBufTy), (Type *)0);
LongJmpFn = M.getOrInsertFunction("llvm.longjmp", Type::VoidTy, LongJmpFn = M.getOrInsertFunction("llvm.longjmp", Type::VoidTy,
PointerType::get(JmpBufTy), PointerType::get(JmpBufTy),
Type::IntTy, NULL); Type::IntTy, (Type *)0);
} }
// We need the 'write' and 'abort' functions for both models. // We need the 'write' and 'abort' functions for both models.
AbortFn = M.getOrInsertFunction("abort", Type::VoidTy, NULL); AbortFn = M.getOrInsertFunction("abort", Type::VoidTy, (Type *)0);
// Unfortunately, 'write' can end up being prototyped in several different // Unfortunately, 'write' can end up being prototyped in several different
// ways. If the user defines a three (or more) operand function named 'write' // ways. If the user defines a three (or more) operand function named 'write'
@ -148,7 +148,7 @@ bool LowerInvoke::doInitialization(Module &M) {
WriteFn = 0; WriteFn = 0;
} else { } else {
WriteFn = M.getOrInsertFunction("write", Type::VoidTy, Type::IntTy, WriteFn = M.getOrInsertFunction("write", Type::VoidTy, Type::IntTy,
VoidPtrTy, Type::IntTy, NULL); VoidPtrTy, Type::IntTy, (Type *)0);
} }
return true; return true;
} }

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@ -666,7 +666,7 @@ static void CleanupAndPrepareModules(BugDriver &BD, Module *&Test,
Function *resolverFunc = Function *resolverFunc =
Safe->getOrInsertFunction("getPointerToNamedFunction", Safe->getOrInsertFunction("getPointerToNamedFunction",
PointerType::get(Type::SByteTy), PointerType::get(Type::SByteTy),
PointerType::get(Type::SByteTy), 0); PointerType::get(Type::SByteTy), (Type *)0);
// Use the function we just added to get addresses of functions we need. // Use the function we just added to get addresses of functions we need.
for (Module::iterator F = Safe->begin(), E = Safe->end(); F != E; ++F) { for (Module::iterator F = Safe->begin(), E = Safe->end(); F != E; ++F) {

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@ -96,7 +96,8 @@ int main(int argc, char **argv, char * const *envp) {
// If the program didn't explicitly call exit, call exit now, for the program. // If the program didn't explicitly call exit, call exit now, for the program.
// This ensures that any atexit handlers get called correctly. // This ensures that any atexit handlers get called correctly.
Function *Exit = MP->getModule()->getOrInsertFunction("exit", Type::VoidTy, Function *Exit = MP->getModule()->getOrInsertFunction("exit", Type::VoidTy,
Type::IntTy, 0); Type::IntTy,
(Type *)0);
std::vector<GenericValue> Args; std::vector<GenericValue> Args;
GenericValue ResultGV; GenericValue ResultGV;