[llvm-commits] [llvm] r125663 - /llvm/trunk/tools/gold/gold-plugin.cpp
Rafael Espindola
rafael.espindola at gmail.com
Wed Feb 16 03:19:44 PST 2011
Author: rafael
Date: Wed Feb 16 05:19:44 2011
New Revision: 125663
URL: http://llvm.org/viewvc/llvm-project?rev=125663&view=rev
Log:
Add a debug obj-path option to make it easy to keep the .o produce by LTO.
Modified:
llvm/trunk/tools/gold/gold-plugin.cpp
Modified: llvm/trunk/tools/gold/gold-plugin.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/gold/gold-plugin.cpp?rev=125663&r1=125662&r2=125663&view=diff
==============================================================================
--- llvm/trunk/tools/gold/gold-plugin.cpp (original)
+++ llvm/trunk/tools/gold/gold-plugin.cpp Wed Feb 16 05:19:44 2011
@@ -72,6 +72,7 @@
static bool generate_api_file = false;
static generate_bc generate_bc_file = BC_NO;
static std::string bc_path;
+ static std::string obj_path;
static std::string as_path;
static std::vector<std::string> as_args;
static std::vector<std::string> pass_through;
@@ -112,6 +113,8 @@
pass_through.push_back(item.str());
} else if (opt.startswith("mtriple=")) {
triple = opt.substr(strlen("mtriple="));
+ } else if (opt.startswith("obj-path=")) {
+ obj_path = opt.substr(strlen("obj-path="));
} else if (opt == "emit-llvm") {
generate_bc_file = BC_ONLY;
} else if (opt == "also-emit-llvm") {
@@ -471,23 +474,29 @@
std::string ErrMsg;
- sys::Path uniqueObjPath("/tmp/llvmgold.o");
- if (uniqueObjPath.createTemporaryFileOnDisk(true, &ErrMsg)) {
- (*message)(LDPL_ERROR, "%s", ErrMsg.c_str());
- return LDPS_ERR;
- }
- tool_output_file objFile(uniqueObjPath.c_str(), ErrMsg,
- raw_fd_ostream::F_Binary);
- if (!ErrMsg.empty()) {
- (*message)(LDPL_ERROR, "%s", ErrMsg.c_str());
- return LDPS_ERR;
+ const char *objPath;
+ if (!options::obj_path.empty()) {
+ objPath = options::obj_path.c_str();
+ } else {
+ sys::Path uniqueObjPath("/tmp/llvmgold.o");
+ if (uniqueObjPath.createTemporaryFileOnDisk(true, &ErrMsg)) {
+ (*message)(LDPL_ERROR, "%s", ErrMsg.c_str());
+ return LDPS_ERR;
+ }
+ objPath = uniqueObjPath.c_str();
}
+ 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'",
- uniqueObjPath.c_str());
+ objPath);
objFile.os().clear_error();
return LDPS_ERR;
}
@@ -495,9 +504,9 @@
lto_codegen_dispose(cg);
- if ((*add_input_file)(uniqueObjPath.c_str()) != LDPS_OK) {
+ if ((*add_input_file)(objPath) != LDPS_OK) {
(*message)(LDPL_ERROR, "Unable to add .o file to the link.");
- (*message)(LDPL_ERROR, "File left behind in: %s", uniqueObjPath.c_str());
+ (*message)(LDPL_ERROR, "File left behind in: %s", objPath);
return LDPS_ERR;
}
@@ -525,7 +534,8 @@
}
}
- Cleanup.push_back(uniqueObjPath);
+ if (options::obj_path.empty())
+ Cleanup.push_back(sys::Path(objPath));
return LDPS_OK;
}
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