RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-23 11:13:28 +01:00
Code Issues Projects Releases Wiki Activity

gold plugin: don't report error on non-bitcode (e.g. ELF) files.

Browse Source 
llvm-svn: 139544
This commit is contained in:
Ivan Krasin 2011-09-12 21:47:50 +00:00
parent a1a10ed5c6
commit 6b8225fcda
1 changed files with 25 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

34
tools/gold/gold-plugin.cpp
View File

@ -17,6 +17,9 @@
#include "llvm-c/lto.h" #include "llvm-c/lto.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/Support/system_error.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/ToolOutputFile.h" #include "llvm/Support/ToolOutputFile.h"
#include "llvm/Support/Errno.h" #include "llvm/Support/Errno.h"
#include "llvm/Support/Path.h" #include "llvm/Support/Path.h"
@ -235,25 +238,38 @@ ld_plugin_status onload(ld_plugin_tv *tv) {
static ld_plugin_status claim_file_hook(const ld_plugin_input_file *file, static ld_plugin_status claim_file_hook(const ld_plugin_input_file *file,
int *claimed) { int *claimed) {
lto_module_t M; lto_module_t M;
const void *view;
OwningPtr<MemoryBuffer> buffer;
if (get_view) { if (get_view) {
const void *view;
if (get_view(file->handle, &view) != LDPS_OK) { if (get_view(file->handle, &view) != LDPS_OK) {
(*message)(LDPL_ERROR, "Failed to get a view of %s", file->name); (*message)(LDPL_ERROR, "Failed to get a view of %s", file->name);
return LDPS_ERR; return LDPS_ERR;
} }
M = lto_module_create_from_memory(view, file->filesize); } else {
} else if (file->offset) { off_t offset = 0;
// Gold has found what might be IR part-way inside of a file, such as // Gold has found what might be IR part-way inside of a file, such as
// an .a archive. // an .a archive.
M = lto_module_create_from_fd_at_offset(file->fd, file->name, -1, if (file->offset) {
file->filesize, file->offset); offset = file->offset;
} else { }
M = lto_module_create_from_fd(file->fd, file->name, file->filesize); if (error_code ec =
MemoryBuffer::getOpenFile(file->fd, file->name, buffer, file->filesize,
-1, offset, false)) {
(*message)(LDPL_ERROR, ec.message().c_str());
return LDPS_ERR;
}
view = buffer->getBufferStart();
} }
if (!lto_module_is_object_file_in_memory(view, file->filesize))
return LDPS_OK;
M = lto_module_create_from_memory(view, file->filesize);
if (!M) { if (!M) {
if (const char* msg = lto_get_error_message()) { if (const char* msg = lto_get_error_message()) {
(*message)(LDPL_ERROR, "Failed to create LTO module: %s", msg); (*message)(LDPL_ERROR,
"LLVM gold plugin has failed to create LTO module: %s",
msg);
return LDPS_ERR; return LDPS_ERR;
} }
return LDPS_OK; return LDPS_OK;