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| author | Nick Lewycky <nicholas@mxc.ca> | 2009-04-30 15:24:09 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2009-04-30 15:24:09 +0000 |
| commit | 195bea3498a7de1d84ace6d4685f02d4d7485468 (patch) | |
| tree | ef987190535265c94f3c479cab77548c8c8517ac /tools/gold/gold-plugin.cpp | |
| parent | 4e5ea553d055512b0b8aa098e363ae17bafda957 (diff) | |
| download | llvm-195bea3498a7de1d84ace6d4685f02d4d7485468.tar.gz llvm-195bea3498a7de1d84ace6d4685f02d4d7485468.tar.bz2 llvm-195bea3498a7de1d84ace6d4685f02d4d7485468.tar.xz | |
Allow a user of libLTO to specify the full pathname of the gcc executable to
run when assembling.
Wire this up to the gold plugin. You can now pass --plugin-opt gcc=/foo/bar/gcc
and it will run that gcc instead of looking for it on the path.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70490 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'tools/gold/gold-plugin.cpp')
| -rw-r--r-- | tools/gold/gold-plugin.cpp | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/tools/gold/gold-plugin.cpp b/tools/gold/gold-plugin.cpp index 260e175282..86d3fd3b92 100644 --- a/tools/gold/gold-plugin.cpp +++ b/tools/gold/gold-plugin.cpp @@ -44,6 +44,7 @@ namespace { int gold_version = 0; bool generate_api_file = false; + const char *gcc_path = NULL; struct claimed_file { lto_module_t M; @@ -101,6 +102,13 @@ ld_plugin_status onload(ld_plugin_tv *tv) { case LDPT_OPTION: if (strcmp("generate-api-file", tv->tv_u.tv_string) == 0) { generate_api_file = true; + } else if (strncmp("gcc=", tv->tv_u.tv_string, 4) == 0) { + if (gcc_path) { + (*message)(LDPL_WARNING, "Path to gcc specified twice. " + "Discarding %s", tv->tv_u.tv_string); + } else { + gcc_path = strdup(tv->tv_u.tv_string + 4); + } } else { (*message)(LDPL_WARNING, "Ignoring flag %s", tv->tv_u.tv_string); } @@ -336,6 +344,8 @@ ld_plugin_status all_symbols_read_hook(void) { lto_codegen_set_pic_model(cg, output_type); lto_codegen_set_debug_model(cg, LTO_DEBUG_MODEL_DWARF); + if (gcc_path) + lto_codegen_set_gcc_path(cg, gcc_path); size_t bufsize = 0; const char *buffer = static_cast<const char *>(lto_codegen_compile(cg, |