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Cleanup whitespace. Doxygenize comments. And indent to llvm coding standards.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@153740 91177308-0d34-0410-b5e6-96231b3b80d8
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Bill Wendling 2012-03-30 10:29:38 +00:00
parent cb0809b82b
commit 8fd3fcdba8
1 changed files with 119 additions and 214 deletions
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283
tools/lto/lto.cpp
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@ -19,277 +19,185 @@
#include "LTOCodeGenerator.h"
// holds most recent error string
// *** not thread safe ***
// Holds most recent error string.
// *** Not thread safe ***
static std::string sLastErrorString;
//
// returns a printable string
//
extern const char* lto_get_version()
{
/// lto_get_version - Returns a printable string.
extern const char* lto_get_version() {
return LTOCodeGenerator::getVersionString();
}
//
// returns the last error string or NULL if last operation was successful
//
const char* lto_get_error_message()
{
/// lto_get_error_message - Returns the last error string or NULL if last
/// operation was successful.
const char* lto_get_error_message() {
return sLastErrorString.c_str();
}
//
// validates if a file is a loadable object file
//
bool lto_module_is_object_file(const char* path)
{
/// lto_module_is_object_file - Validates if a file is a loadable object file.
bool lto_module_is_object_file(const char* path) {
return LTOModule::isBitcodeFile(path);
}
//
// validates if a file is a loadable object file compilable for requested target
//
/// lto_module_is_object_file_for_target - Validates if a file is a loadable
/// object file compilable for requested target.
bool lto_module_is_object_file_for_target(const char* path,
const char* target_triplet_prefix)
{
const char* target_triplet_prefix) {
return LTOModule::isBitcodeFileForTarget(path, target_triplet_prefix);
}
//
// validates if a buffer is a loadable object file
//
bool lto_module_is_object_file_in_memory(const void* mem, size_t length)
{
/// lto_module_is_object_file_in_memory - Validates if a buffer is a loadable
/// object file.
bool lto_module_is_object_file_in_memory(const void* mem, size_t length) {
return LTOModule::isBitcodeFile(mem, length);
}
//
// validates if a buffer is a loadable object file compilable for the target
//
bool lto_module_is_object_file_in_memory_for_target(const void* mem,
size_t length, const char* target_triplet_prefix)
{
/// lto_module_is_object_file_in_memory_for_target - Validates if a buffer is a
/// loadable object file compilable for the target.
bool
lto_module_is_object_file_in_memory_for_target(const void* mem,
size_t length,
const char* target_triplet_prefix) {
return LTOModule::isBitcodeFileForTarget(mem, length, target_triplet_prefix);
}
//
// loads an object file from disk
// returns NULL on error (check lto_get_error_message() for details)
//
lto_module_t lto_module_create(const char* path)
{
/// lto_module_create - Loads an object file from disk. Returns NULL on error
/// (check lto_get_error_message() for details).
lto_module_t lto_module_create(const char* path) {
return LTOModule::makeLTOModule(path, sLastErrorString);
}
//
// loads an object file from disk
// returns NULL on error (check lto_get_error_message() for details)
//
lto_module_t lto_module_create_from_fd(int fd, const char *path, size_t size)
{
/// lto_module_create_from_fd - Loads an object file from disk. Returns NULL on
/// error (check lto_get_error_message() for details).
lto_module_t lto_module_create_from_fd(int fd, const char *path, size_t size) {
return LTOModule::makeLTOModule(fd, path, size, sLastErrorString);
}
//
// loads an object file from disk
// returns NULL on error (check lto_get_error_message() for details)
//
/// lto_module_create_from_fd_at_offset - Loads an object file from disk.
/// Returns NULL on error (check lto_get_error_message() for details).
lto_module_t lto_module_create_from_fd_at_offset(int fd, const char *path,
size_t file_size,
size_t map_size,
off_t offset)
{
off_t offset) {
return LTOModule::makeLTOModule(fd, path, file_size, map_size,
offset, sLastErrorString);
}
//
// loads an object file from memory
// 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_create_from_memory - Loads an object file from memory. 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) {
return LTOModule::makeLTOModule(mem, length, sLastErrorString);
}
//
// frees all memory for a module
// upon return the lto_module_t is no longer valid
//
void lto_module_dispose(lto_module_t mod)
{
/// lto_module_dispose - Frees all memory for a module. Upon return the
/// lto_module_t is no longer valid.
void lto_module_dispose(lto_module_t mod) {
delete mod;
}
//
// returns triplet string which the object module was compiled under
//
const char* lto_module_get_target_triple(lto_module_t mod)
{
/// lto_module_get_target_triple - Returns triplet string which the object
/// module was compiled under.
const char* lto_module_get_target_triple(lto_module_t mod) {
return mod->getTargetTriple();
}
//
// sets triple string with which the object will be codegened.
//
void lto_module_set_target_triple(lto_module_t mod, const char *triple)
{
/// lto_module_set_target_triple - Sets triple string with which the object will
/// be codegened.
void lto_module_set_target_triple(lto_module_t mod, const char *triple) {
return mod->setTargetTriple(triple);
}
//
// returns the number of symbols in the object module
//
unsigned int lto_module_get_num_symbols(lto_module_t mod)
{
/// lto_module_get_num_symbols - Returns the number of symbols in the object
/// module.
unsigned int lto_module_get_num_symbols(lto_module_t mod) {
return mod->getSymbolCount();
}
//
// returns the name of the ith symbol in the object module
//
const char* lto_module_get_symbol_name(lto_module_t mod, unsigned int index)
{
/// lto_module_get_symbol_name - Returns the name of the ith symbol in the
/// object module.
const char* lto_module_get_symbol_name(lto_module_t mod, unsigned int index) {
return mod->getSymbolName(index);
}
//
// returns the attributes of the ith symbol in the object module
//
/// lto_module_get_symbol_attribute - Returns the attributes of the ith symbol
/// in the object module.
lto_symbol_attributes lto_module_get_symbol_attribute(lto_module_t mod,
unsigned int index)
{
unsigned int index) {
return mod->getSymbolAttributes(index);
}
//
// instantiates a code generator
// returns NULL if there is an error
//
lto_code_gen_t lto_codegen_create(void)
{
/// lto_codegen_create - Instantiates a code generator. Returns NULL if there
/// is an error.
lto_code_gen_t lto_codegen_create(void) {
return new LTOCodeGenerator();
}
//
// frees all memory for a code generator
// upon return the lto_code_gen_t is no longer valid
//
void lto_codegen_dispose(lto_code_gen_t cg)
{
/// lto_codegen_dispose - Frees all memory for a code generator. Upon return the
/// lto_code_gen_t is no longer valid.
void lto_codegen_dispose(lto_code_gen_t cg) {
delete cg;
}
//
// add an object module to the set of modules for which code will be generated
// returns true on error (check lto_get_error_message() for details)
//
bool lto_codegen_add_module(lto_code_gen_t cg, lto_module_t mod)
{
/// lto_codegen_add_module - Add an object module to the set of modules for
/// which code will be generated. Returns true on error (check
/// lto_get_error_message() for details).
bool lto_codegen_add_module(lto_code_gen_t cg, lto_module_t mod) {
return cg->addModule(mod, sLastErrorString);
}
//
// sets what if any format of debug info should be generated
// returns true on error (check lto_get_error_message() for details)
//
bool lto_codegen_set_debug_model(lto_code_gen_t cg, lto_debug_model debug)
{
/// lto_codegen_set_debug_model - Sets what if any format of debug info should
/// be generated. Returns true on error (check lto_get_error_message() for
/// details).
bool lto_codegen_set_debug_model(lto_code_gen_t cg, lto_debug_model debug) {
return cg->setDebugInfo(debug, sLastErrorString);
}
//
// sets what code model to generated
// returns true on error (check lto_get_error_message() for details)
//
bool lto_codegen_set_pic_model(lto_code_gen_t cg, lto_codegen_model model)
{
/// lto_codegen_set_pic_model - Sets what code model to generated. Returns true
/// on error (check lto_get_error_message() for details).
bool lto_codegen_set_pic_model(lto_code_gen_t cg, lto_codegen_model model) {
return cg->setCodePICModel(model, sLastErrorString);
}
//
// sets the cpu to generate code for
//
void lto_codegen_set_cpu(lto_code_gen_t cg, const char* cpu)
{
/// lto_codegen_set_cpu - Sets the cpu to generate code for.
void lto_codegen_set_cpu(lto_code_gen_t cg, const char* cpu) {
return cg->setCpu(cpu);
}
//
// sets the path to the assembler tool
//
void lto_codegen_set_assembler_path(lto_code_gen_t cg, const char* path)
{
/// lto_codegen_set_assembler_path - Sets the path to the assembler tool.
void lto_codegen_set_assembler_path(lto_code_gen_t cg, const char *path) {
// In here only for backwards compatibility. We use MC now.
}
//
// sets extra arguments that libLTO should pass to the assembler
//
/// lto_codegen_set_assembler_args - Sets extra arguments that libLTO should
/// pass to the assembler.
void lto_codegen_set_assembler_args(lto_code_gen_t cg, const char** args,
int nargs)
{
int nargs) {
// In here only for backwards compatibility. We use MC now.
}
//
// adds to a list of all global symbols that must exist in the final
// generated code. If a function is not listed there, it might be
// inlined into every usage and optimized away.
//
void lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg, const char* symbol)
{
/// lto_codegen_add_must_preserve_symbol - Adds to a list of all global symbols
/// that must exist in the final generated code. If a function is not listed
/// there, it might be inlined into every usage and optimized away.
void lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg,
const char* symbol) {
cg->addMustPreserveSymbol(symbol);
}
//
// writes a new file at the specified path that contains the
// merged contents of all modules added so far.
// returns true on error (check lto_get_error_message() for details)
//
bool lto_codegen_write_merged_modules(lto_code_gen_t cg, const char* path)
{
/// lto_codegen_write_merged_modules - Writes a new file at the specified path
/// that contains the merged contents of all modules added so far. Returns true
/// on error (check lto_get_error_message() for details).
bool lto_codegen_write_merged_modules(lto_code_gen_t cg, const char* path) {
return cg->writeMergedModules(path, sLastErrorString);
}
//
// Generates code for all added modules into one native object file.
// On success returns a pointer to a generated mach-o/ELF buffer and
// length set to the buffer size. The buffer is owned by the
// lto_code_gen_t and will be freed when lto_codegen_dispose()
// is called, or lto_codegen_compile() is called again.
// On failure, returns NULL (check lto_get_error_message() for details).
//
/// lto_codegen_compile - Generates code for all added modules into one native
/// object file. On success returns a pointer to a generated mach-o/ELF buffer
/// and length set to the buffer size. The buffer is owned by the lto_code_gen_t
/// object and will be freed when lto_codegen_dispose() is called, or
/// lto_codegen_compile() is called again. On failure, returns NULL (check
/// lto_get_error_message() for details).
extern const void*
lto_codegen_compile(lto_code_gen_t cg, size_t* length)
{
lto_codegen_compile(lto_code_gen_t cg, size_t* length) {
return cg->compile(length, sLastErrorString);
}
@ -299,12 +207,9 @@ lto_codegen_compile_to_file(lto_code_gen_t cg, const char **name)
return cg->compile_to_file(name, sLastErrorString);
}
//
// Used to pass extra options to the code generator
//
/// lto_codegen_debug_options - Used to pass extra options to the code
/// generator.
extern void
lto_codegen_debug_options(lto_code_gen_t cg, const char * opt)
{
lto_codegen_debug_options(lto_code_gen_t cg, const char * opt) {
cg->setCodeGenDebugOptions(opt);
}