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Make it possible to set the target triple and expose that with an option in the

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gold plugin.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110604 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2010-08-09 21:09:46 +00:00
parent 3221834f8a
commit cbb170d057
6 changed files with 28 additions and 0 deletions
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6
include/llvm-c/lto.h
View File

@ -135,6 +135,12 @@ lto_module_dispose(lto_module_t mod);
extern const char*
lto_module_get_target_triple(lto_module_t mod);
/**
* Sets triple string with which the object will be codegened.
*/
extern void
lto_module_set_target_triple(lto_module_t mod, const char *triple);
/**
* Returns the number of symbols in the object module.

7
tools/gold/gold-plugin.cpp
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@ -68,6 +68,7 @@ namespace options {
static std::string as_path;
static std::vector<std::string> pass_through;
static std::string extra_library_path;
static std::string triple;
// Additional options to pass into the code generator.
// Note: This array will contain all plugin options which are not claimed
// as plugin exclusive to pass to the code generator.
@ -95,6 +96,8 @@ namespace options {
} else if (opt.startswith("pass-through=")) {
llvm::StringRef item = opt.substr(strlen("pass-through="));
pass_through.push_back(item.str());
} else if (opt == "mtriple=") {
triple = opt.substr(strlen("mtriple="));
} else if (opt == "emit-llvm") {
generate_bc_file = BC_ONLY;
} else if (opt == "also-emit-llvm") {
@ -270,6 +273,10 @@ static ld_plugin_status claim_file_hook(const ld_plugin_input_file *file,
lto_get_error_message());
return LDPS_ERR;
}
if (!options::triple.empty())
lto_module_set_target_triple(cf.M, options::triple.c_str());
cf.handle = file->handle;
unsigned sym_count = lto_module_get_num_symbols(cf.M);
cf.syms.reserve(sym_count);

5
tools/lto/LTOModule.cpp
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@ -153,6 +153,11 @@ const char* LTOModule::getTargetTriple()
return _module->getTargetTriple().c_str();
}
void LTOModule::setTargetTriple(const char *triple)
{
_module->setTargetTriple(triple);
}
void LTOModule::addDefinedFunctionSymbol(Function* f, Mangler &mangler)
{
// add to list of defined symbols

1
tools/lto/LTOModule.h
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@ -55,6 +55,7 @@ struct LTOModule {
std::string& errMsg);
const char* getTargetTriple();
void setTargetTriple(const char*);
uint32_t getSymbolCount();
lto_symbol_attributes getSymbolAttributes(uint32_t index);
const char* getSymbolName(uint32_t index);

8
tools/lto/lto.cpp
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@ -120,6 +120,14 @@ 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)
{
return mod->setTargetTriple(triple);
}
//
// returns the number of symbols in the object module

1
tools/lto/lto.exports
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@ -6,6 +6,7 @@ lto_module_get_num_symbols
lto_module_get_symbol_attribute
lto_module_get_symbol_name
lto_module_get_target_triple
lto_module_set_target_triple
lto_module_is_object_file
lto_module_is_object_file_for_target
lto_module_is_object_file_in_memory