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Maintain the old LTO API, by using the global context.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74678 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson
2009-07-02 00:31:14 +00:00
parent 6d8f1263f4
commit 0e7a54672c
6 changed files with 17 additions and 29 deletions
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9
include/llvm-c/lto.h
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@@ -59,8 +59,6 @@ typedef struct LTOModule* lto_module_t;
/** opaque reference to a code generator */ /** opaque reference to a code generator */
typedef struct LTOCodeGenerator* lto_code_gen_t; typedef struct LTOCodeGenerator* lto_code_gen_t;
typedef struct LTOContext* lto_context_t;
#ifdef __cplusplus #ifdef __cplusplus
extern "C" { extern "C" {
#endif #endif
@@ -113,7 +111,7 @@ lto_module_is_object_file_in_memory_for_target(const void* mem, size_t length,
* Returns NULL on error (check lto_get_error_message() for details). * Returns NULL on error (check lto_get_error_message() for details).
*/ */
extern lto_module_t extern lto_module_t
lto_module_create(const char* path, LLVMContextRef Ctxt); lto_module_create(const char* path);
/** /**
@@ -121,8 +119,7 @@ lto_module_create(const char* path, LLVMContextRef Ctxt);
* Returns NULL on error (check lto_get_error_message() for details). * Returns NULL on error (check lto_get_error_message() for details).
*/ */
extern lto_module_t extern lto_module_t
lto_module_create_from_memory(const void* mem, size_t length, lto_module_create_from_memory(const void* mem, size_t length);
LLVMContextRef Ctxt);
/** /**
@@ -166,7 +163,7 @@ lto_module_get_symbol_attribute(lto_module_t mod, unsigned int index);
* Returns NULL on error (check lto_get_error_message() for details). * Returns NULL on error (check lto_get_error_message() for details).
*/ */
extern lto_code_gen_t extern lto_code_gen_t
lto_codegen_create(LLVMContextRef Ctxt); lto_codegen_create(void);
/** /**

5
tools/lto/LTOCodeGenerator.cpp
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@@ -19,6 +19,7 @@
#include "llvm/Constants.h" #include "llvm/Constants.h"
#include "llvm/DerivedTypes.h" #include "llvm/DerivedTypes.h"
#include "llvm/Linker.h" #include "llvm/Linker.h"
#include "llvm/LLVMContext.h"
#include "llvm/Module.h" #include "llvm/Module.h"
#include "llvm/ModuleProvider.h" #include "llvm/ModuleProvider.h"
#include "llvm/PassManager.h" #include "llvm/PassManager.h"
@@ -69,8 +70,8 @@ const char* LTOCodeGenerator::getVersionString()
} }
LTOCodeGenerator::LTOCodeGenerator(LLVMContext& Context) LTOCodeGenerator::LTOCodeGenerator()
: _context(Context), : _context(getGlobalContext()),
_linker("LinkTimeOptimizer", "ld-temp.o", _context), _target(NULL), _linker("LinkTimeOptimizer", "ld-temp.o", _context), _target(NULL),
_emitDwarfDebugInfo(false), _scopeRestrictionsDone(false), _emitDwarfDebugInfo(false), _scopeRestrictionsDone(false),
_codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC), _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC),

2
tools/lto/LTOCodeGenerator.h
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@@ -31,7 +31,7 @@ class LTOCodeGenerator {
public: public:
static const char* getVersionString(); static const char* getVersionString();
LTOCodeGenerator(llvm::LLVMContext& Context); LTOCodeGenerator();
~LTOCodeGenerator(); ~LTOCodeGenerator();
bool addModule(class LTOModule*, std::string& errMsg); bool addModule(class LTOModule*, std::string& errMsg);

11
tools/lto/LTOModule.cpp
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@@ -69,7 +69,7 @@ bool LTOModule::isBitcodeFileForTarget(const char* path,
bool LTOModule::isTargetMatch(MemoryBuffer* buffer, const char* triplePrefix) bool LTOModule::isTargetMatch(MemoryBuffer* buffer, const char* triplePrefix)
{ {
OwningPtr<ModuleProvider> mp(getBitcodeModuleProvider(buffer, OwningPtr<ModuleProvider> mp(getBitcodeModuleProvider(buffer,
*new LLVMContext())); getGlobalContext()));
// on success, mp owns buffer and both are deleted at end of this method // on success, mp owns buffer and both are deleted at end of this method
if ( !mp ) { if ( !mp ) {
delete buffer; delete buffer;
@@ -87,13 +87,12 @@ LTOModule::LTOModule(Module* m, TargetMachine* t)
} }
LTOModule* LTOModule::makeLTOModule(const char* path, LTOModule* LTOModule::makeLTOModule(const char* path,
LLVMContext& Context,
std::string& errMsg) std::string& errMsg)
{ {
OwningPtr<MemoryBuffer> buffer(MemoryBuffer::getFile(path, &errMsg)); OwningPtr<MemoryBuffer> buffer(MemoryBuffer::getFile(path, &errMsg));
if ( !buffer ) if ( !buffer )
return NULL; return NULL;
return makeLTOModule(buffer.get(), Context, errMsg); return makeLTOModule(buffer.get(), errMsg);
} }
/// makeBuffer - create a MemoryBuffer from a memory range. /// makeBuffer - create a MemoryBuffer from a memory range.
@@ -113,13 +112,12 @@ MemoryBuffer* LTOModule::makeBuffer(const void* mem, size_t length)
LTOModule* LTOModule::makeLTOModule(const void* mem, size_t length, LTOModule* LTOModule::makeLTOModule(const void* mem, size_t length,
LLVMContext& Context,
std::string& errMsg) std::string& errMsg)
{ {
OwningPtr<MemoryBuffer> buffer(makeBuffer(mem, length)); OwningPtr<MemoryBuffer> buffer(makeBuffer(mem, length));
if ( !buffer ) if ( !buffer )
return NULL; return NULL;
return makeLTOModule(buffer.get(), Context, errMsg); return makeLTOModule(buffer.get(), errMsg);
} }
/// getFeatureString - Return a string listing the features associated with the /// getFeatureString - Return a string listing the features associated with the
@@ -142,11 +140,10 @@ std::string getFeatureString(const char *TargetTriple) {
} }
LTOModule* LTOModule::makeLTOModule(MemoryBuffer* buffer, LTOModule* LTOModule::makeLTOModule(MemoryBuffer* buffer,
LLVMContext& Context,
std::string& errMsg) std::string& errMsg)
{ {
// parse bitcode buffer // parse bitcode buffer
OwningPtr<Module> m(ParseBitcodeFile(buffer, Context, &errMsg)); OwningPtr<Module> m(ParseBitcodeFile(buffer, getGlobalContext(), &errMsg));
if ( !m ) if ( !m )
return NULL; return NULL;
// find machine architecture for this module // find machine architecture for this module

4
tools/lto/LTOModule.h
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@@ -32,7 +32,6 @@ namespace llvm {
class GlobalValue; class GlobalValue;
class Value; class Value;
class Function; class Function;
class LLVMContext;
} }
@@ -52,10 +51,8 @@ public:
const char* triplePrefix); const char* triplePrefix);
static LTOModule* makeLTOModule(const char* path, static LTOModule* makeLTOModule(const char* path,
llvm::LLVMContext& Context,
std::string& errMsg); std::string& errMsg);
static LTOModule* makeLTOModule(const void* mem, size_t length, static LTOModule* makeLTOModule(const void* mem, size_t length,
llvm::LLVMContext& Context,
std::string& errMsg); std::string& errMsg);
const char* getTargetTriple(); const char* getTargetTriple();
@@ -91,7 +88,6 @@ private:
const char* triplePrefix); const char* triplePrefix);
static LTOModule* makeLTOModule(llvm::MemoryBuffer* buffer, static LTOModule* makeLTOModule(llvm::MemoryBuffer* buffer,
llvm::LLVMContext& Context,
std::string& errMsg); std::string& errMsg);
static llvm::MemoryBuffer* makeBuffer(const void* mem, size_t length); static llvm::MemoryBuffer* makeBuffer(const void* mem, size_t length);

15
tools/lto/lto.cpp
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@@ -86,10 +86,9 @@ bool lto_module_is_object_file_in_memory_for_target(const void* mem,
// loads an object file from disk // loads an object file from disk
// returns NULL on error (check lto_get_error_message() for details) // returns NULL on error (check lto_get_error_message() for details)
// //
lto_module_t lto_module_create(const char* path, LLVMContextRef Ctxt) lto_module_t lto_module_create(const char* path)
{ {
return LTOModule::makeLTOModule(path, *llvm::unwrap(Ctxt), return LTOModule::makeLTOModule(path, sLastErrorString);
sLastErrorString);
} }
@@ -97,11 +96,9 @@ lto_module_t lto_module_create(const char* path, LLVMContextRef Ctxt)
// loads an object file from memory // loads an object file from memory
// returns NULL on error (check lto_get_error_message() for details) // returns NULL on error (check lto_get_error_message() for details)
// //
lto_module_t lto_module_create_from_memory(const void* mem, size_t length, lto_module_t lto_module_create_from_memory(const void* mem, size_t length)
LLVMContextRef Ctxt)
{ {
return LTOModule::makeLTOModule(mem, length, *llvm::unwrap(Ctxt), return LTOModule::makeLTOModule(mem, length, sLastErrorString);
sLastErrorString);
} }
@@ -158,9 +155,9 @@ lto_symbol_attributes lto_module_get_symbol_attribute(lto_module_t mod,
// instantiates a code generator // instantiates a code generator
// returns NULL if there is an error // returns NULL if there is an error
// //
lto_code_gen_t lto_codegen_create(LLVMContextRef ContextRef) lto_code_gen_t lto_codegen_create(void)
{ {
return new LTOCodeGenerator(*llvm::unwrap(ContextRef)); return new LTOCodeGenerator();
} }