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* common.cc (Symbol_table::do_allocate_commons_list): Call

Browse Source 
gold_fallback.
	* errors.cc (Errors::fatal): Adjust call to gold_exit.
	(Errors::fallback): New function.
	(gold_fallback): New function.
	* errors.h (Errors::fallback): New function.
	* gold.cc (gold_exit): Change status parameter to enum; adjust
	all callers.
	(queue_initial_tasks): Call gold_fallback.
	* gold.h: Include cstdlib.
	(Exit_status): New enum type.
	(gold_exit): Change status parameter to enum.
	(gold_fallback): New function.
	* layout.cc (Layout::set_section_offsets): Call gold_fallback.
	(Layout::create_symtab_sections): Likewise.
	(Layout::create_shdrs): Likewise.
	* main.cc (main): Adjust call to gold_exit.
	* output.cc (Output_data_got::add_got_entry): Call gold_fallback.
	(Output_data_got::add_got_entry_pair): Likewise.
	(Output_section::add_input_section): Likewise.
	(Output_section::add_output_section_data): Likewise.
	(Output_segment::set_section_list_addresses): Likewise.
	* x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
This commit is contained in:
Cary Coutant 2011-06-08 04:43:28 +00:00
parent fb0e076f5c
commit e6455dfbc2
10 changed files with 113 additions and 39 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
gold/ChangeLog
View File

@ -1,3 +1,29 @@
2011-06-07 Cary Coutant <ccoutant@google.com>
* common.cc (Symbol_table::do_allocate_commons_list): Call
gold_fallback.
* errors.cc (Errors::fatal): Adjust call to gold_exit.
(Errors::fallback): New function.
(gold_fallback): New function.
* errors.h (Errors::fallback): New function.
* gold.cc (gold_exit): Change status parameter to enum; adjust
all callers.
(queue_initial_tasks): Call gold_fallback.
* gold.h: Include cstdlib.
(Exit_status): New enum type.
(gold_exit): Change status parameter to enum.
(gold_fallback): New function.
* layout.cc (Layout::set_section_offsets): Call gold_fallback.
(Layout::create_symtab_sections): Likewise.
(Layout::create_shdrs): Likewise.
* main.cc (main): Adjust call to gold_exit.
* output.cc (Output_data_got::add_got_entry): Call gold_fallback.
(Output_data_got::add_got_entry_pair): Likewise.
(Output_section::add_input_section): Likewise.
(Output_section::add_output_section_data): Likewise.
(Output_segment::set_section_list_addresses): Likewise.
* x86_64.cc (Output_data_plt_x86_64::add_entry): Likewise.
2011-06-07 Cary Coutant <ccoutant@google.com>
* layout.cc (Layout::set_segment_offsets): Don't adjust layout

6
gold/common.cc
View File

@ -351,9 +351,9 @@ Symbol_table::do_allocate_commons_list(
// For an incremental update, allocate from the free list.
off = os->allocate(ssym->symsize(), ssym->value());
if (off == -1)
gold_fatal(_("out of patch space in section %s; "
"relink with --incremental-full"),
os->name());
gold_fallback(_("out of patch space in section %s; "
"relink with --incremental-full"),
os->name());
ssym->allocate_common(os, off);
}
}

24
gold/errors.cc
View File

@ -81,7 +81,18 @@ Errors::fatal(const char* format, va_list args)
fprintf(stderr, _("%s: fatal error: "), this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
gold_exit(false);
gold_exit(GOLD_ERR);
}
// Report a fallback error.
void
Errors::fallback(const char* format, va_list args)
{
fprintf(stderr, _("%s: fatal error: "), this->program_name_);
vfprintf(stderr, format, args);
fputc('\n', stderr);
gold_exit(GOLD_FALLBACK);
}
// Report an error.
@ -212,6 +223,17 @@ gold_fatal(const char* format, ...)
va_end(args);
}
// Report a fallback error.
void
gold_fallback(const char* format, ...)
{
va_list args;
va_start(args, format);
parameters->errors()->fallback(format, args);
va_end(args);
}
// Report an error.
void

6
gold/errors.h
View File

@ -49,6 +49,12 @@ class Errors
void
fatal(const char* format, va_list) ATTRIBUTE_NORETURN;
// Report a fallback error. After printing the error, this must exit
// with a special status code indicating that fallback to
// --incremental-full is required.
void
fallback(const char* format, va_list) ATTRIBUTE_NORETURN;
// Report an error and continue.
void
error(const char* format, va_list);

16
gold/gold.cc
View File

@ -58,15 +58,15 @@ process_incremental_input(Incremental_binary*, unsigned int, Input_objects*,
Task_token*, Task_token*);
void
gold_exit(bool status)
gold_exit(Exit_status status)
{
if (parameters != NULL
&& parameters->options_valid()
&& parameters->options().has_plugins())
parameters->options().plugins()->cleanup();
if (!status && parameters != NULL && parameters->options_valid())
if (status != GOLD_OK && parameters != NULL && parameters->options_valid())
unlink_if_ordinary(parameters->options().output_file_name());
exit(status ? EXIT_SUCCESS : EXIT_FAILURE);
exit(status);
}
void
@ -87,7 +87,7 @@ gold_nomem()
const char* const s = ": out of memory\n";
len = write(2, s, strlen(s));
}
gold_exit(false);
gold_exit(GOLD_ERR);
}
// Handle an unreachable case.
@ -97,7 +97,7 @@ do_gold_unreachable(const char* filename, int lineno, const char* function)
{
fprintf(stderr, _("%s: internal error in %s, at %s:%d\n"),
program_name, function, filename, lineno);
gold_exit(false);
gold_exit(GOLD_ERR);
}
// This class arranges to run the functions done in the middle of the
@ -176,7 +176,7 @@ queue_initial_tasks(const General_options& options,
if (cmdline.begin() == cmdline.end())
{
if (options.printed_version())
gold_exit(true);
gold_exit(GOLD_OK);
gold_fatal(_("no input files"));
}
@ -222,7 +222,7 @@ queue_initial_tasks(const General_options& options,
if (set_parameters_incremental_full())
gold_info(_("linking with --incremental-full"));
else
gold_fatal(_("restart link with --incremental-full"));
gold_fallback(_("restart link with --incremental-full"));
}
}
}
@ -748,7 +748,7 @@ queue_middle_tasks(const General_options& options,
// THIS_BLOCKER to be NULL here. There's no real point in
// continuing if that happens.
gold_assert(parameters->errors()->error_count() > 0);
gold_exit(false);
gold_exit(GOLD_ERR);
}
}

19
gold/gold.h
View File

@ -27,6 +27,7 @@
#include "ansidecl.h"
#include <cstddef>
#include <cstdlib>
#include <cstring>
#include <stdint.h>
#include <sys/types.h>
@ -166,6 +167,15 @@ class Output_file;
template<int size, bool big_endian>
struct Relocate_info;
// Exit status codes.
enum Exit_status
{
GOLD_OK = EXIT_SUCCESS,
GOLD_ERR = EXIT_FAILURE,
GOLD_FALLBACK = EXIT_FAILURE + 1
};
// Some basic types. For these we use lower case initial letters.
// For an offset in an input or output file, use off_t. Note that
@ -183,7 +193,7 @@ extern const char* program_name;
// This function is called to exit the program. Status is true to
// exit success (0) and false to exit failure (1).
extern void
gold_exit(bool status) ATTRIBUTE_NORETURN;
gold_exit(Exit_status status) ATTRIBUTE_NORETURN;
// This function is called to emit an error message and then
// immediately exit with failure.
@ -203,6 +213,13 @@ gold_warning(const char* msg, ...) ATTRIBUTE_PRINTF_1;
extern void
gold_info(const char* msg, ...) ATTRIBUTE_PRINTF_1;
// This function is called to emit an error message and then
// immediately exit with fallback status (e.g., when
// --incremental-update fails and the link needs to be restarted
// with --incremental-full).
extern void
gold_fallback(const char* format, ...) ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF_1;
// Work around a bug in gcc 4.3.0. http://gcc.gnu.org/PR35546 . This
// can probably be removed after the bug has been fixed for a while.
#ifdef HAVE_TEMPLATE_ATTRIBUTES

20
gold/layout.cc
View File

@ -3125,18 +3125,18 @@ Layout::set_section_offsets(off_t off, Layout::Section_offset_pass pass)
if (is_debugging_enabled(DEBUG_INCREMENTAL))
this->free_list_.dump();
gold_assert((*p)->output_section() != NULL);
gold_fatal(_("out of patch space for section %s; "
"relink with --incremental-full"),
(*p)->output_section()->name());
gold_fallback(_("out of patch space for section %s; "
"relink with --incremental-full"),
(*p)->output_section()->name());
}
(*p)->set_file_offset(off);
(*p)->finalize_data_size();
if ((*p)->data_size() > current_size)
{
gold_assert((*p)->output_section() != NULL);
gold_fatal(_("%s: section changed size; "
"relink with --incremental-full"),
(*p)->output_section()->name());
gold_fallback(_("%s: section changed size; "
"relink with --incremental-full"),
(*p)->output_section()->name());
}
gold_debug(DEBUG_INCREMENTAL,
"set_section_offsets: %08lx %08lx %s",
@ -3391,8 +3391,8 @@ Layout::create_symtab_sections(const Input_objects* input_objects,
{
symtab_off = this->allocate(off, align, *poff);
if (off == -1)
gold_fatal(_("out of patch space for symbol table; "
"relink with --incremental-full"));
gold_fallback(_("out of patch space for symbol table; "
"relink with --incremental-full"));
gold_debug(DEBUG_INCREMENTAL,
"create_symtab_sections: %08lx %08lx .symtab",
static_cast<long>(symtab_off),
@ -3462,8 +3462,8 @@ Layout::create_shdrs(const Output_section* shstrtab_section, off_t* poff)
oshdrs->pre_finalize_data_size();
off = this->allocate(oshdrs->data_size(), oshdrs->addralign(), *poff);
if (off == -1)
gold_fatal(_("out of patch space for section header table; "
"relink with --incremental-full"));
gold_fallback(_("out of patch space for section header table; "
"relink with --incremental-full"));
gold_debug(DEBUG_INCREMENTAL,
"create_shdrs: %08lx %08lx (section header table)",
static_cast<long>(off),

6
gold/main.cc
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@ -291,6 +291,8 @@ main(int argc, char** argv)
// If the user used --noinhibit-exec, we force the exit status to be
// successful. This is compatible with GNU ld.
gold_exit(errors.error_count() == 0
|| parameters->options().noinhibit_exec());
gold_exit((errors.error_count() == 0
|| parameters->options().noinhibit_exec())
? GOLD_OK
: GOLD_ERR);
}

25
gold/output.cc
View File

@ -1705,8 +1705,8 @@ Output_data_got<size, big_endian>::add_got_entry(Got_entry got_entry)
// For an incremental update, find an available slot.
off_t got_offset = this->free_list_.allocate(size / 8, size / 8, 0);
if (got_offset == -1)
gold_fatal(_("out of patch space (GOT);"
" relink with --incremental-full"));
gold_fallback(_("out of patch space (GOT);"
" relink with --incremental-full"));
unsigned int got_index = got_offset / (size / 8);
gold_assert(got_index < this->entries_.size());
this->entries_[got_index] = got_entry;
@ -1735,8 +1735,8 @@ Output_data_got<size, big_endian>::add_got_entry_pair(Got_entry got_entry_1,
// For an incremental update, find an available pair of slots.
off_t got_offset = this->free_list_.allocate(2 * size / 8, size / 8, 0);
if (got_offset == -1)
gold_fatal(_("out of patch space (GOT);"
" relink with --incremental-full"));
gold_fallback(_("out of patch space (GOT);"
" relink with --incremental-full"));
unsigned int got_index = got_offset / (size / 8);
gold_assert(got_index < this->entries_.size());
this->entries_[got_index] = got_entry_1;
@ -2270,7 +2270,7 @@ Output_section::add_input_section(Layout* layout,
offset_in_section = this->free_list_.allocate(input_section_size,
addralign, 0);
if (offset_in_section == -1)
gold_fatal(_("out of patch space; relink with --incremental-full"));
gold_fallback(_("out of patch space; relink with --incremental-full"));
aligned_offset_in_section = offset_in_section;
}
else
@ -2374,7 +2374,8 @@ Output_section::add_output_section_data(Output_section_data* posd)
offset_in_section = this->free_list_.allocate(posd->data_size(),
posd->addralign(), 0);
if (offset_in_section == -1)
gold_fatal(_("out of patch space; relink with --incremental-full"));
gold_fallback(_("out of patch space; "
"relink with --incremental-full"));
// Finalize the address and offset now.
uint64_t addr = this->address();
off_t offset = this->offset();
@ -4170,17 +4171,17 @@ Output_segment::set_section_list_addresses(Layout* layout, bool reset,
if (off == -1)
{
gold_assert((*p)->output_section() != NULL);
gold_fatal(_("out of patch space for section %s; "
"relink with --incremental-full"),
(*p)->output_section()->name());
gold_fallback(_("out of patch space for section %s; "
"relink with --incremental-full"),
(*p)->output_section()->name());
}
(*p)->set_address_and_file_offset(addr + (off - startoff), off);
if ((*p)->data_size() > current_size)
{
gold_assert((*p)->output_section() != NULL);
gold_fatal(_("%s: section changed size; "
"relink with --incremental-full"),
(*p)->output_section()->name());
gold_fallback(_("%s: section changed size; "
"relink with --incremental-full"),
(*p)->output_section()->name());
}
}
}

4
gold/x86_64.cc
View File

@ -915,8 +915,8 @@ Output_data_plt_x86_64::add_entry(Symbol* gsym)
// For incremental updates, find an available slot.
plt_offset = this->free_list_.allocate(plt_entry_size, plt_entry_size, 0);
if (plt_offset == -1)
gold_fatal(_("out of patch space (PLT);"
" relink with --incremental-full"));
gold_fallback(_("out of patch space (PLT);"
" relink with --incremental-full"));
// The GOT and PLT entries have a 1-1 correspondance, so the GOT offset
// can be calculated from the PLT index, adjusting for the three