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lto-plugin.c (write_resolution): Assume resolution_file is set. 

2009-11-12  Rafael Avila de Espindola  <espindola@google.com>

	* lto-plugin.c (write_resolution): Assume resolution_file is set.
	Print the symbol name.
	(all_symbols_read_handler): Create a resolution file.
	Pass it to gcc.
	(cleanup_handler): Remove the resolution file.
	(process_option): Drop the -resolution option.

2009-11-12  Rafael Avila de Espindola  <espindola@google.com>

	* lang.opt (fresolution): Renamed from resolution.
	* lto-lang.c (lto_handle_option): Handle new option name.
	* lto.c (lto_resolution_read): Add more checks. Discard rest of line.

From-SVN: r154118
This commit is contained in:
Rafael Avila de Espindola 2009-11-12 14:01:49 +00:00 committed by Rafael Espindola
parent 7248efd98d
commit 06bd7f563b
6 changed files with 36 additions and 15 deletions
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6
gcc/lto/ChangeLog
View File

@ -1,3 +1,9 @@
2009-11-12 Rafael Avila de Espindola <espindola@google.com>
* lang.opt (fresolution): Renamed from resolution.
* lto-lang.c (lto_handle_option): Handle new option name.
* lto.c (lto_resolution_read): Add more checks. Discard rest of line.
2009-11-04 Richard Guenther <rguenther@suse.de>
Rafael Avila de Espindola <espindola@google.com>

2
gcc/lto/lang.opt
View File

@ -36,7 +36,7 @@ fwpa
LTO Report Var(flag_wpa) Optimization
Run the link-time optimizer in whole program analysis (WPA) mode.
resolution
fresolution
LTO Separate
The resolution file

2
gcc/lto/lto-lang.c
View File

@ -622,7 +622,7 @@ lto_handle_option (size_t scode, const char *arg, int value ATTRIBUTE_UNUSED)
switch (code)
{
case OPT_resolution:
case OPT_fresolution:
resolution_file_name = arg;
result = 1;
break;

10
gcc/lto/lto.c
View File

@ -284,6 +284,7 @@ lto_resolution_read (FILE *resolution, const char *file_name)
for (i = 0; i < num_symbols; i++)
{
int t;
unsigned index;
char r_str[27];
enum ld_plugin_symbol_resolution r;
@ -291,7 +292,9 @@ lto_resolution_read (FILE *resolution, const char *file_name)
unsigned int lto_resolution_str_len =
sizeof (lto_resolution_str) / sizeof (char *);
fscanf (resolution, "%u %26s", &index, r_str);
t = fscanf (resolution, "%u %26s %*[^\n]\n", &index, r_str);
if (t != 2)
internal_error ("Invalid line in the resolution file.");
if (index > max_index)
max_index = index;
@ -303,9 +306,8 @@ lto_resolution_read (FILE *resolution, const char *file_name)
break;
}
}
if (j >= lto_resolution_str_len)
internal_error ("tried to read past the end of the linker resolution "
"file");
if (j == lto_resolution_str_len)
internal_error ("Invalid resolution in the resolution file.");
VEC_safe_grow_cleared (ld_plugin_symbol_resolution_t, heap, ret,
index + 1);

9
lto-plugin/ChangeLog
View File

@ -1,3 +1,12 @@
2009-11-12 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (write_resolution): Assume resolution_file is set.
Print the symbol name.
(all_symbols_read_handler): Create a resolution file.
Pass it to gcc.
(cleanup_handler): Remove the resolution file.
(process_option): Drop the -resolution option.
2009-11-05 Rafael Avila de Espindola <espindola@google.com>
* lto-plugin.c (temp_obj_dir_name): Remove.

22
lto-plugin/lto-plugin.c
View File

@ -310,9 +310,6 @@ write_resolution (void)
unsigned int i;
FILE *f;
if (!resolution_file)
return;
f = fopen (resolution_file, "w");
check (f, LDPL_FATAL, "could not open file");
@ -334,7 +331,7 @@ write_resolution (void)
{
uint32_t slot = symtab->slots[j];
unsigned int resolution = syms[j].resolution;
fprintf (f, "%d %s\n", slot, lto_resolution_str[resolution]);
fprintf (f, "%d %s %s\n", slot, lto_resolution_str[resolution], syms[j].name);
}
}
fclose (f);
@ -452,7 +449,7 @@ static enum ld_plugin_status
all_symbols_read_handler (void)
{
unsigned i;
unsigned num_lto_args = num_claimed_files + lto_wrapper_num_args + 1;
unsigned num_lto_args = num_claimed_files + lto_wrapper_num_args + 2 + 1;
char **lto_argv;
const char **lto_arg_ptr;
if (num_claimed_files == 0)
@ -468,6 +465,8 @@ all_symbols_read_handler (void)
lto_arg_ptr = (const char **) lto_argv;
assert (lto_wrapper_argv);
resolution_file = make_temp_file ("");
write_resolution ();
free_1 ();
@ -475,6 +474,9 @@ all_symbols_read_handler (void)
for (i = 0; i < lto_wrapper_num_args; i++)
*lto_arg_ptr++ = lto_wrapper_argv[i];
*lto_arg_ptr++ = "-fresolution";
*lto_arg_ptr++ = resolution_file;
for (i = 0; i < num_claimed_files; i++)
{
struct plugin_file_info *info = &claimed_files[i];
@ -522,6 +524,12 @@ cleanup_handler (void)
check (t == 0, LDPL_FATAL, "could not unlink arguments file");
}
if (resolution_file)
{
t = unlink (resolution_file);
check (t == 0, LDPL_FATAL, "could not unlink resolution file");
}
free_2 ();
return LDPS_OK;
}
@ -613,10 +621,6 @@ process_option (const char *option)
debug = 1;
else if (strcmp (option, "-nop") == 0)
nop = 1;
else if (!strncmp (option, "-resolution=", strlen("-resolution=")))
{
resolution_file = strdup (option + strlen("-resolution="));
}
else if (!strncmp (option, "-pass-through=", strlen("-pass-through=")))
{
num_pass_through_items++;