replica
/
hanchenye-llvm-project
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Eliminate using decls 

llvm-svn: 5439
This commit is contained in:
Chris Lattner 2003-01-30 19:53:34 +00:00
parent 432c9410b4
commit 2e65dd3575
1 changed files with 33 additions and 35 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

68
llvm/lib/Transforms/Utils/Linker.cpp
View File

@ -15,14 +15,11 @@
#include "llvm/DerivedTypes.h" #include "llvm/DerivedTypes.h"
#include "llvm/iOther.h" #include "llvm/iOther.h"
#include "llvm/Constants.h" #include "llvm/Constants.h"
using std::cerr;
using std::string;
using std::map;
// Error - Simple wrapper function to conditionally assign to E and return true. // Error - Simple wrapper function to conditionally assign to E and return true.
// This just makes error return conditions a little bit simpler... // This just makes error return conditions a little bit simpler...
// //
static inline bool Error(string *E, string Message) { static inline bool Error(std::string *E, std::string Message) {
if (E) *E = Message; if (E) *E = Message;
return true; return true;
} }
@ -31,7 +28,7 @@ static inline bool Error(string *E, string Message) {
// types are named in the src module that are not named in the Dst module. // types are named in the src module that are not named in the Dst module.
// Make sure there are no type name conflicts. // Make sure there are no type name conflicts.
// //
static bool LinkTypes(Module *Dest, const Module *Src, string *Err = 0) { static bool LinkTypes(Module *Dest, const Module *Src, std::string *Err) {
SymbolTable *DestST = &Dest->getSymbolTable(); SymbolTable *DestST = &Dest->getSymbolTable();
const SymbolTable *SrcST = &Src->getSymbolTable(); const SymbolTable *SrcST = &Src->getSymbolTable();
@ -42,13 +39,14 @@ static bool LinkTypes(Module *Dest, const Module *Src, string *Err = 0) {
const SymbolTable::VarMap &VM = PI->second; const SymbolTable::VarMap &VM = PI->second;
for (SymbolTable::type_const_iterator I = VM.begin(), E = VM.end(); for (SymbolTable::type_const_iterator I = VM.begin(), E = VM.end();
I != E; ++I) { I != E; ++I) {
const string &Name = I->first; const std::string &Name = I->first;
const Type *RHS = cast<Type>(I->second); const Type *RHS = cast<Type>(I->second);
// Check to see if this type name is already in the dest module... // Check to see if this type name is already in the dest module...
const Type *Entry = cast_or_null<Type>(DestST->lookup(Type::TypeTy, Name)); const Type *Entry = cast_or_null<Type>(DestST->lookup(Type::TypeTy, Name));
if (Entry) { // Yup, the value already exists... if (Entry && !isa<OpaqueType>(Entry)) { // Yup, the value already exists...
if (Entry != RHS) // If it's the same, noop. Otherwise, error. if (Entry != RHS && !isa<OpaqueType>(RHS))
// If it's the same, noop. Otherwise, error.
return Error(Err, "Type named '" + Name + return Error(Err, "Type named '" + Name +
"' of different shape in modules.\n Src='" + "' of different shape in modules.\n Src='" +
Entry->getDescription() + "'.\n Dst='" + Entry->getDescription() + "'.\n Dst='" +
@ -61,14 +59,14 @@ static bool LinkTypes(Module *Dest, const Module *Src, string *Err = 0) {
return false; return false;
} }
static void PrintMap(const map<const Value*, Value*> &M) { static void PrintMap(const std::map<const Value*, Value*> &M) {
for (map<const Value*, Value*>::const_iterator I = M.begin(), E = M.end(); for (std::map<const Value*, Value*>::const_iterator I = M.begin(), E =M.end();
I != E; ++I) { I != E; ++I) {
cerr << " Fr: " << (void*)I->first << " "; std::cerr << " Fr: " << (void*)I->first << " ";
I->first->dump(); I->first->dump();
cerr << " To: " << (void*)I->second << " "; std::cerr << " To: " << (void*)I->second << " ";
I->second->dump(); I->second->dump();
cerr << "\n"; std::cerr << "\n";
} }
} }
@ -77,9 +75,10 @@ static void PrintMap(const map<const Value*, Value*> &M) {
// module to another. This is somewhat sophisticated in that it can // module to another. This is somewhat sophisticated in that it can
// automatically handle constant references correctly as well... // automatically handle constant references correctly as well...
// //
static Value *RemapOperand(const Value *In, map<const Value*, Value*> &LocalMap, static Value *RemapOperand(const Value *In,
map<const Value*, Value*> *GlobalMap = 0) { std::map<const Value*, Value*> &LocalMap,
map<const Value*,Value*>::const_iterator I = LocalMap.find(In); std::map<const Value*, Value*> *GlobalMap) {
std::map<const Value*,Value*>::const_iterator I = LocalMap.find(In);
if (I != LocalMap.end()) return I->second; if (I != LocalMap.end()) return I->second;
if (GlobalMap) { if (GlobalMap) {
@ -152,15 +151,15 @@ static Value *RemapOperand(const Value *In, map<const Value*, Value*> &LocalMap,
return Result; return Result;
} }
cerr << "XXX LocalMap: \n"; std::cerr << "XXX LocalMap: \n";
PrintMap(LocalMap); PrintMap(LocalMap);
if (GlobalMap) { if (GlobalMap) {
cerr << "XXX GlobalMap: \n"; std::cerr << "XXX GlobalMap: \n";
PrintMap(*GlobalMap); PrintMap(*GlobalMap);
} }
cerr << "Couldn't remap value: " << (void*)In << " " << *In << "\n"; std::cerr << "Couldn't remap value: " << (void*)In << " " << *In << "\n";
assert(0 && "Couldn't remap value!"); assert(0 && "Couldn't remap value!");
return 0; return 0;
} }
@ -170,7 +169,8 @@ static Value *RemapOperand(const Value *In, map<const Value*, Value*> &LocalMap,
// them into the dest module... // them into the dest module...
// //
static bool LinkGlobals(Module *Dest, const Module *Src, static bool LinkGlobals(Module *Dest, const Module *Src,
map<const Value*, Value*> &ValueMap, string *Err = 0) { std::map<const Value*, Value*> &ValueMap,
std::string *Err) {
// We will need a module level symbol table if the src module has a module // We will need a module level symbol table if the src module has a module
// level symbol table... // level symbol table...
SymbolTable *ST = (SymbolTable*)&Dest->getSymbolTable(); SymbolTable *ST = (SymbolTable*)&Dest->getSymbolTable();
@ -225,8 +225,8 @@ static bool LinkGlobals(Module *Dest, const Module *Src,
// globals that may be referenced are in Dest. // globals that may be referenced are in Dest.
// //
static bool LinkGlobalInits(Module *Dest, const Module *Src, static bool LinkGlobalInits(Module *Dest, const Module *Src,
map<const Value*, Value*> &ValueMap, std::map<const Value*, Value*> &ValueMap,
string *Err = 0) { std::string *Err) {
// Loop over all of the globals in the src module, mapping them over as we go // Loop over all of the globals in the src module, mapping them over as we go
// //
@ -259,10 +259,8 @@ static bool LinkGlobalInits(Module *Dest, const Module *Src,
// to the Dest function... // to the Dest function...
// //
static bool LinkFunctionProtos(Module *Dest, const Module *Src, static bool LinkFunctionProtos(Module *Dest, const Module *Src,
map<const Value*, Value*> &ValueMap, std::map<const Value*, Value*> &ValueMap,
string *Err = 0) { std::string *Err) {
// We will need a module level symbol table if the src module has a module
// level symbol table...
SymbolTable *ST = (SymbolTable*)&Dest->getSymbolTable(); SymbolTable *ST = (SymbolTable*)&Dest->getSymbolTable();
// Loop over all of the functions in the src module, mapping them over as we // Loop over all of the functions in the src module, mapping them over as we
@ -314,10 +312,10 @@ static bool LinkFunctionProtos(Module *Dest, const Module *Src,
// function, and that Src is not. // function, and that Src is not.
// //
static bool LinkFunctionBody(Function *Dest, const Function *Src, static bool LinkFunctionBody(Function *Dest, const Function *Src,
map<const Value*, Value*> &GlobalMap, std::map<const Value*, Value*> &GlobalMap,
string *Err = 0) { std::string *Err) {
assert(Src && Dest && Dest->isExternal() && !Src->isExternal()); assert(Src && Dest && Dest->isExternal() && !Src->isExternal());
map<const Value*, Value*> LocalMap; // Map for function local values std::map<const Value*, Value*> LocalMap; // Map for function local values
// Go through and convert function arguments over... // Go through and convert function arguments over...
Function::aiterator DI = Dest->abegin(); Function::aiterator DI = Dest->abegin();
@ -371,8 +369,8 @@ static bool LinkFunctionBody(Function *Dest, const Function *Src,
// function over and fixing up references to values. // function over and fixing up references to values.
// //
static bool LinkFunctionBodies(Module *Dest, const Module *Src, static bool LinkFunctionBodies(Module *Dest, const Module *Src,
map<const Value*, Value*> &ValueMap, std::map<const Value*, Value*> &ValueMap,
string *Err = 0) { std::string *Err) {
// Loop over all of the functions in the src module, mapping them over as we // Loop over all of the functions in the src module, mapping them over as we
// go // go
@ -384,8 +382,8 @@ static bool LinkFunctionBodies(Module *Dest, const Module *Src,
// DF not external SF external? // DF not external SF external?
if (!DF->isExternal()) { if (!DF->isExternal()) {
if (Err) if (Err)
*Err = "Function '" + (SF->hasName() ? SF->getName() : string("")) + *Err = "Function '" + (SF->hasName() ? SF->getName() :std::string(""))
"' body multiply defined!"; + "' body multiply defined!";
return true; return true;
} }
@ -403,7 +401,7 @@ static bool LinkFunctionBodies(Module *Dest, const Module *Src,
// the problem. Upon failure, the Dest module could be in a modified state, and // the problem. Upon failure, the Dest module could be in a modified state, and
// shouldn't be relied on to be consistent. // shouldn't be relied on to be consistent.
// //
bool LinkModules(Module *Dest, const Module *Src, string *ErrorMsg) { bool LinkModules(Module *Dest, const Module *Src, std::string *ErrorMsg) {
// LinkTypes - Go through the symbol table of the Src module and see if any // LinkTypes - Go through the symbol table of the Src module and see if any
// types are named in the src module that are not named in the Dst module. // types are named in the src module that are not named in the Dst module.
@ -414,7 +412,7 @@ bool LinkModules(Module *Dest, const Module *Src, string *ErrorMsg) {
// ValueMap - Mapping of values from what they used to be in Src, to what they // ValueMap - Mapping of values from what they used to be in Src, to what they
// are now in Dest. // are now in Dest.
// //
map<const Value*, Value*> ValueMap; std::map<const Value*, Value*> ValueMap;
// Insert all of the globals in src into the Dest module... without // Insert all of the globals in src into the Dest module... without
// initializers // initializers