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Add a lto_codegen_compile_to_file to avoid producing a file, reading it to

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memory and writing it back to disk.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@128108 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2011-03-22 20:57:13 +00:00
parent 97ab5803df
commit 6421a8815e
6 changed files with 69 additions and 72 deletions
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32
tools/gold/gold-plugin.cpp
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@@ -398,38 +398,10 @@ static ld_plugin_status all_symbols_read_hook(void) {
exit(0);
}
size_t bufsize = 0;
const char *buffer = static_cast<const char *>(lto_codegen_compile(code_gen,
&bufsize));
std::string ErrMsg;
const char *objPath;
sys::Path uniqueObjPath("/tmp/llvmgold.o");
if (!options::obj_path.empty()) {
objPath = options::obj_path.c_str();
} else {
if (uniqueObjPath.createTemporaryFileOnDisk(true, &ErrMsg)) {
(*message)(LDPL_ERROR, "%s", ErrMsg.c_str());
return LDPS_ERR;
}
objPath = uniqueObjPath.c_str();
if (lto_codegen_compile_to_file(code_gen, &objPath)) {
(*message)(LDPL_ERROR, "Could not produce a combined object file\n");
}
tool_output_file objFile(objPath, ErrMsg,
raw_fd_ostream::F_Binary);
if (!ErrMsg.empty()) {
(*message)(LDPL_ERROR, "%s", ErrMsg.c_str());
return LDPS_ERR;
}
objFile.os().write(buffer, bufsize);
objFile.os().close();
if (objFile.os().has_error()) {
(*message)(LDPL_ERROR, "Error writing output file '%s'",
objPath);
objFile.os().clear_error();
return LDPS_ERR;
}
objFile.keep();
lto_codegen_dispose(code_gen);
for (std::list<claimed_file>::iterator I = Modules.begin(),