6502/llvm-6502
1
0
Fork 0
mirror of https://github.com/c64scene-ar/llvm-6502.git synced 2024-12-13 20:32:21 +00:00
Code Issues Projects Releases Wiki Activity

Remove lto_codegen_set_whole_program_optimization. It is a work in progress,

Browse Source 
so we don't want it to show up in the stable 3.1 interface.

While at it, add a comment about why LTOCodeGenerator manually creates the
internalize pass.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154807 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2012-04-16 10:58:38 +00:00
parent 16295fc20b
commit 4d2e9d9a1c
5 changed files with 5 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
include/llvm-c/lto.h
View File

@ -250,12 +250,6 @@ extern void
lto_codegen_set_assembler_args(lto_code_gen_t cg, const char **args, lto_codegen_set_assembler_args(lto_code_gen_t cg, const char **args,
int nargs); int nargs);
/**
* Enables the internalize pass during LTO optimizations.
*/
extern void
lto_codegen_set_whole_program_optimization(lto_code_gen_t cg);
/** /**
* Adds to a list of all global symbols that must exist in the final * Adds to a list of all global symbols that must exist in the final
* generated code. If a function is not listed, it might be * generated code. If a function is not listed, it might be

8
tools/lto/LTOCodeGenerator.cpp
View File

@ -64,7 +64,7 @@ LTOCodeGenerator::LTOCodeGenerator()
: _context(getGlobalContext()), : _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),
_runInternalizePass(false), _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC), _codeModel(LTO_CODEGEN_PIC_MODEL_DYNAMIC),
_nativeObjectFile(NULL) { _nativeObjectFile(NULL) {
InitializeAllTargets(); InitializeAllTargets();
InitializeAllTargetMCs(); InitializeAllTargetMCs();
@ -355,8 +355,10 @@ bool LTOCodeGenerator::generateObjectFile(raw_ostream &out,
// Add an appropriate TargetData instance for this module... // Add an appropriate TargetData instance for this module...
passes.add(new TargetData(*_target->getTargetData())); passes.add(new TargetData(*_target->getTargetData()));
PassManagerBuilder().populateLTOPassManager(passes, // Enabling internalize here would use its AllButMain variant. It
_runInternalizePass, // keeps only main if it exists and does nothing for libraries. Instead
// we create the pass ourselves with the symbol list provided by the linker.
PassManagerBuilder().populateLTOPassManager(passes, /*Internalize=*/false,
!DisableInline, !DisableInline,
DisableGVNLoadPRE); DisableGVNLoadPRE);

2
tools/lto/LTOCodeGenerator.h
View File

@ -54,8 +54,6 @@ struct LTOCodeGenerator {
const void *compile(size_t *length, std::string &errMsg); const void *compile(size_t *length, std::string &errMsg);
void setCodeGenDebugOptions(const char *opts); void setCodeGenDebugOptions(const char *opts);
void enableInternalizePass() { _runInternalizePass = true; }
private: private:
bool generateObjectFile(llvm::raw_ostream &out, std::string &errMsg); bool generateObjectFile(llvm::raw_ostream &out, std::string &errMsg);
void applyScopeRestrictions(); void applyScopeRestrictions();

6
tools/lto/lto.cpp
View File

@ -183,12 +183,6 @@ void lto_codegen_add_must_preserve_symbol(lto_code_gen_t cg,
cg->addMustPreserveSymbol(symbol); cg->addMustPreserveSymbol(symbol);
} }
/// lto_codegen_set_whole_program_optimization - Enable the internalize pass
/// during LTO optimizations.
void lto_codegen_set_whole_program_optimization(lto_code_gen_t cg) {
cg->enableInternalizePass();
}
/// lto_codegen_write_merged_modules - Writes a new file at the specified 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 /// that contains the merged contents of all modules added so far. Returns true
/// on error (check lto_get_error_message() for details). /// on error (check lto_get_error_message() for details).

1
tools/lto/lto.exports
View File

@ -27,7 +27,6 @@ lto_codegen_set_assembler_args
lto_codegen_set_assembler_path lto_codegen_set_assembler_path
lto_codegen_set_cpu lto_codegen_set_cpu
lto_codegen_compile_to_file lto_codegen_compile_to_file
lto_codegen_set_whole_program_optimization
LLVMCreateDisasm LLVMCreateDisasm
LLVMDisasmDispose LLVMDisasmDispose
LLVMDisasmInstruction LLVMDisasmInstruction