# This shell script emits a C file. -*- C -*-
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# This shell script emits a C file. -*- C -*-
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# Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
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# Copyright 2006, 2007, 2008 Free Software Foundation, Inc.
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#
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#
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# This file is part of the GNU Binutils.
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# This file is part of the GNU Binutils.
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#
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#
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# This program is free software; you can redistribute it and/or modify
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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# (at your option) any later version.
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#
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#
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# This program is distributed in the hope that it will be useful,
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# GNU General Public License for more details.
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#
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#
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# You should have received a copy of the GNU General Public License
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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# MA 02110-1301, USA.
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# MA 02110-1301, USA.
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#
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#
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# This file is sourced from elf32.em, and defines extra spu specific
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# This file is sourced from elf32.em, and defines extra spu specific
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# features.
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# features.
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#
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#
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fragment <
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fragment <
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#include "ldctor.h"
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#include "ldctor.h"
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#include "elf32-spu.h"
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#include "elf32-spu.h"
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|
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/* Non-zero if no overlay processing should be done. */
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/* Non-zero if no overlay processing should be done. */
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static int no_overlays = 0;
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static int no_overlays = 0;
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|
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/* Non-zero if we want stubs on all calls out of overlay regions. */
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/* Non-zero if we want stubs on all calls out of overlay regions. */
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static int non_overlay_stubs = 0;
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static int non_overlay_stubs = 0;
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|
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/* Whether to emit symbols for stubs. */
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/* Whether to emit symbols for stubs. */
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static int emit_stub_syms = 0;
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static int emit_stub_syms = 0;
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|
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/* Non-zero to perform stack space analysis. */
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/* Non-zero to perform stack space analysis. */
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static int stack_analysis = 0;
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static int stack_analysis = 0;
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|
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/* Whether to emit symbols with stack requirements for each function. */
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/* Whether to emit symbols with stack requirements for each function. */
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static int emit_stack_syms = 0;
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static int emit_stack_syms = 0;
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|
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/* Range of valid addresses for loadable sections. */
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/* Range of valid addresses for loadable sections. */
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static bfd_vma local_store_lo = 0;
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static bfd_vma local_store_lo = 0;
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static bfd_vma local_store_hi = 0x3ffff;
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static bfd_vma local_store_hi = 0x3ffff;
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|
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/* Control --auto-overlay feature. */
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/* Control --auto-overlay feature. */
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static int auto_overlay = 0;
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static int auto_overlay = 0;
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static char *auto_overlay_file = 0;
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static char *auto_overlay_file = 0;
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static unsigned int auto_overlay_fixed = 0;
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static unsigned int auto_overlay_fixed = 0;
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static unsigned int auto_overlay_reserved = 0;
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static unsigned int auto_overlay_reserved = 0;
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int my_argc;
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int my_argc;
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char **my_argv;
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char **my_argv;
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|
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static const char ovl_mgr[] = {
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static const char ovl_mgr[] = {
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EOF
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EOF
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../binutils/bin2c < ${srcdir}/emultempl/spu_ovl.o >> e${EMULATION_NAME}.c
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../binutils/bin2c < ${srcdir}/emultempl/spu_ovl.o >> e${EMULATION_NAME}.c
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|
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fragment <
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fragment <
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};
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};
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|
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static const struct _ovl_stream ovl_mgr_stream = {
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static const struct _ovl_stream ovl_mgr_stream = {
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ovl_mgr,
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ovl_mgr,
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ovl_mgr + sizeof (ovl_mgr)
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ovl_mgr + sizeof (ovl_mgr)
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};
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};
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static int
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static int
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is_spu_target (void)
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is_spu_target (void)
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{
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{
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extern const bfd_target bfd_elf32_spu_vec;
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extern const bfd_target bfd_elf32_spu_vec;
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|
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return link_info.output_bfd->xvec == &bfd_elf32_spu_vec;
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return link_info.output_bfd->xvec == &bfd_elf32_spu_vec;
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}
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}
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|
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/* Create our note section. */
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/* Create our note section. */
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|
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static void
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static void
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spu_after_open (void)
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spu_after_open (void)
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{
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{
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if (is_spu_target ()
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if (is_spu_target ()
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&& !link_info.relocatable
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&& !link_info.relocatable
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&& link_info.input_bfds != NULL
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&& link_info.input_bfds != NULL
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&& !spu_elf_create_sections (&link_info,
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&& !spu_elf_create_sections (&link_info,
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stack_analysis, emit_stack_syms))
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stack_analysis, emit_stack_syms))
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einfo ("%X%P: can not create note section: %E\n");
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einfo ("%X%P: can not create note section: %E\n");
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|
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gld${EMULATION_NAME}_after_open ();
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gld${EMULATION_NAME}_after_open ();
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}
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}
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|
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/* If O is NULL, add section S at the end of output section OUTPUT_NAME.
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/* If O is NULL, add section S at the end of output section OUTPUT_NAME.
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If O is not NULL, add section S at the beginning of output section O.
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If O is not NULL, add section S at the beginning of output section O.
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|
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Really, we should be duplicating ldlang.c map_input_to_output_sections
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Really, we should be duplicating ldlang.c map_input_to_output_sections
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logic here, ie. using the linker script to find where the section
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logic here, ie. using the linker script to find where the section
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goes. That's rather a lot of code, and we don't want to run
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goes. That's rather a lot of code, and we don't want to run
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map_input_to_output_sections again because most sections are already
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map_input_to_output_sections again because most sections are already
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mapped. So cheat, and put the section in a fixed place, ignoring any
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mapped. So cheat, and put the section in a fixed place, ignoring any
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attempt via a linker script to put .stub, .ovtab, and built-in
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attempt via a linker script to put .stub, .ovtab, and built-in
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overlay manager code somewhere else. */
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overlay manager code somewhere else. */
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|
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static void
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static void
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spu_place_special_section (asection *s, asection *o, const char *output_name)
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spu_place_special_section (asection *s, asection *o, const char *output_name)
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{
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{
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lang_output_section_statement_type *os;
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lang_output_section_statement_type *os;
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|
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os = lang_output_section_find (o != NULL ? o->name : output_name);
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os = lang_output_section_find (o != NULL ? o->name : output_name);
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if (os == NULL)
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if (os == NULL)
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{
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{
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const char *save = s->name;
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const char *save = s->name;
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s->name = output_name;
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s->name = output_name;
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gld${EMULATION_NAME}_place_orphan (s);
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gld${EMULATION_NAME}_place_orphan (s);
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s->name = save;
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s->name = save;
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}
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}
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else if (o != NULL && os->children.head != NULL)
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else if (o != NULL && os->children.head != NULL)
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{
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{
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lang_statement_list_type add;
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lang_statement_list_type add;
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|
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lang_list_init (&add);
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lang_list_init (&add);
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lang_add_section (&add, s, os);
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lang_add_section (&add, s, os);
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*add.tail = os->children.head;
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*add.tail = os->children.head;
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os->children.head = add.head;
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os->children.head = add.head;
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}
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}
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else
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else
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lang_add_section (&os->children, s, os);
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lang_add_section (&os->children, s, os);
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|
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s->output_section->size += s->size;
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s->output_section->size += s->size;
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}
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}
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|
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/* Load built-in overlay manager, and tweak overlay section alignment. */
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/* Load built-in overlay manager, and tweak overlay section alignment. */
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|
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static void
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static void
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spu_elf_load_ovl_mgr (void)
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spu_elf_load_ovl_mgr (void)
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{
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{
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lang_output_section_statement_type *os;
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lang_output_section_statement_type *os;
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struct elf_link_hash_entry *h;
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struct elf_link_hash_entry *h;
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|
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h = elf_link_hash_lookup (elf_hash_table (&link_info),
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h = elf_link_hash_lookup (elf_hash_table (&link_info),
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"__ovly_load", FALSE, FALSE, FALSE);
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"__ovly_load", FALSE, FALSE, FALSE);
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|
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if (h != NULL
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if (h != NULL
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&& (h->root.type == bfd_link_hash_defined
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&& (h->root.type == bfd_link_hash_defined
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|| h->root.type == bfd_link_hash_defweak)
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|| h->root.type == bfd_link_hash_defweak)
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&& h->def_regular)
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&& h->def_regular)
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{
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{
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/* User supplied __ovly_load. */
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/* User supplied __ovly_load. */
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}
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}
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else if (ovl_mgr_stream.start == ovl_mgr_stream.end)
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else if (ovl_mgr_stream.start == ovl_mgr_stream.end)
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einfo ("%F%P: no built-in overlay manager\n");
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einfo ("%F%P: no built-in overlay manager\n");
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else
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else
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{
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{
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lang_input_statement_type *ovl_is;
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lang_input_statement_type *ovl_is;
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|
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ovl_is = lang_add_input_file ("builtin ovl_mgr",
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ovl_is = lang_add_input_file ("builtin ovl_mgr",
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lang_input_file_is_file_enum,
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lang_input_file_is_file_enum,
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NULL);
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NULL);
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|
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if (!spu_elf_open_builtin_lib (&ovl_is->the_bfd, &ovl_mgr_stream))
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if (!spu_elf_open_builtin_lib (&ovl_is->the_bfd, &ovl_mgr_stream))
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einfo ("%X%P: can not open built-in overlay manager: %E\n");
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einfo ("%X%P: can not open built-in overlay manager: %E\n");
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else
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else
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{
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{
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asection *in;
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asection *in;
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|
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if (!load_symbols (ovl_is, NULL))
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if (!load_symbols (ovl_is, NULL))
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einfo ("%X%P: can not load built-in overlay manager: %E\n");
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einfo ("%X%P: can not load built-in overlay manager: %E\n");
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|
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/* Map overlay manager sections to output sections. */
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/* Map overlay manager sections to output sections. */
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for (in = ovl_is->the_bfd->sections; in != NULL; in = in->next)
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for (in = ovl_is->the_bfd->sections; in != NULL; in = in->next)
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if ((in->flags & (SEC_ALLOC | SEC_LOAD))
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if ((in->flags & (SEC_ALLOC | SEC_LOAD))
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== (SEC_ALLOC | SEC_LOAD))
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== (SEC_ALLOC | SEC_LOAD))
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spu_place_special_section (in, NULL, ".text");
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spu_place_special_section (in, NULL, ".text");
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}
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}
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}
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}
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|
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/* Ensure alignment of overlay sections is sufficient. */
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/* Ensure alignment of overlay sections is sufficient. */
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for (os = &lang_output_section_statement.head->output_section_statement;
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for (os = &lang_output_section_statement.head->output_section_statement;
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os != NULL;
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os != NULL;
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os = os->next)
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os = os->next)
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if (os->bfd_section != NULL
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if (os->bfd_section != NULL
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&& spu_elf_section_data (os->bfd_section) != NULL
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&& spu_elf_section_data (os->bfd_section) != NULL
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&& spu_elf_section_data (os->bfd_section)->u.o.ovl_index != 0)
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&& spu_elf_section_data (os->bfd_section)->u.o.ovl_index != 0)
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{
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{
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if (os->bfd_section->alignment_power < 4)
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if (os->bfd_section->alignment_power < 4)
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os->bfd_section->alignment_power = 4;
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os->bfd_section->alignment_power = 4;
|
|
|
/* Also ensure size rounds up. */
|
/* Also ensure size rounds up. */
|
os->block_value = 16;
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os->block_value = 16;
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}
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}
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}
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}
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|
|
/* Go find if we need to do anything special for overlays. */
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/* Go find if we need to do anything special for overlays. */
|
|
|
static void
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static void
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spu_before_allocation (void)
|
spu_before_allocation (void)
|
{
|
{
|
if (is_spu_target ()
|
if (is_spu_target ()
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&& !link_info.relocatable
|
&& !link_info.relocatable
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&& !no_overlays)
|
&& !no_overlays)
|
{
|
{
|
/* Size the sections. This is premature, but we need to know the
|
/* Size the sections. This is premature, but we need to know the
|
rough layout so that overlays can be found. */
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rough layout so that overlays can be found. */
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expld.phase = lang_mark_phase_enum;
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expld.phase = lang_mark_phase_enum;
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expld.dataseg.phase = exp_dataseg_none;
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expld.dataseg.phase = exp_dataseg_none;
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one_lang_size_sections_pass (NULL, TRUE);
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one_lang_size_sections_pass (NULL, TRUE);
|
|
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/* Find overlays by inspecting section vmas. */
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/* Find overlays by inspecting section vmas. */
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if (spu_elf_find_overlays (&link_info))
|
if (spu_elf_find_overlays (&link_info))
|
{
|
{
|
int ret;
|
int ret;
|
|
|
if (auto_overlay != 0)
|
if (auto_overlay != 0)
|
{
|
{
|
einfo ("%P: --auto-overlay ignored with user overlay script\n");
|
einfo ("%P: --auto-overlay ignored with user overlay script\n");
|
auto_overlay = 0;
|
auto_overlay = 0;
|
}
|
}
|
|
|
ret = spu_elf_size_stubs (&link_info,
|
ret = spu_elf_size_stubs (&link_info,
|
spu_place_special_section,
|
spu_place_special_section,
|
non_overlay_stubs);
|
non_overlay_stubs);
|
if (ret == 0)
|
if (ret == 0)
|
einfo ("%X%P: can not size overlay stubs: %E\n");
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einfo ("%X%P: can not size overlay stubs: %E\n");
|
else if (ret == 2)
|
else if (ret == 2)
|
spu_elf_load_ovl_mgr ();
|
spu_elf_load_ovl_mgr ();
|
}
|
}
|
|
|
/* We must not cache anything from the preliminary sizing. */
|
/* We must not cache anything from the preliminary sizing. */
|
lang_reset_memory_regions ();
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lang_reset_memory_regions ();
|
}
|
}
|
|
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gld${EMULATION_NAME}_before_allocation ();
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gld${EMULATION_NAME}_before_allocation ();
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}
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}
|
|
|
struct tflist {
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struct tflist {
|
struct tflist *next;
|
struct tflist *next;
|
char name[9];
|
char name[9];
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};
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};
|
|
|
static struct tflist *tmp_file_list;
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static struct tflist *tmp_file_list;
|
|
|
static void clean_tmp (void)
|
static void clean_tmp (void)
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{
|
{
|
for (; tmp_file_list != NULL; tmp_file_list = tmp_file_list->next)
|
for (; tmp_file_list != NULL; tmp_file_list = tmp_file_list->next)
|
unlink (tmp_file_list->name);
|
unlink (tmp_file_list->name);
|
}
|
}
|
|
|
static int
|
static int
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new_tmp_file (char **fname)
|
new_tmp_file (char **fname)
|
{
|
{
|
struct tflist *tf;
|
struct tflist *tf;
|
int fd;
|
int fd;
|
|
|
if (tmp_file_list == NULL)
|
if (tmp_file_list == NULL)
|
atexit (clean_tmp);
|
atexit (clean_tmp);
|
tf = xmalloc (sizeof (*tf));
|
tf = xmalloc (sizeof (*tf));
|
tf->next = tmp_file_list;
|
tf->next = tmp_file_list;
|
tmp_file_list = tf;
|
tmp_file_list = tf;
|
memcpy (tf->name, "ldXXXXXX", sizeof (tf->name));
|
memcpy (tf->name, "ldXXXXXX", sizeof (tf->name));
|
*fname = tf->name;
|
*fname = tf->name;
|
#ifdef HAVE_MKSTEMP
|
#ifdef HAVE_MKSTEMP
|
fd = mkstemp (*fname);
|
fd = mkstemp (*fname);
|
#else
|
#else
|
*fname = mktemp (*fname);
|
*fname = mktemp (*fname);
|
if (*fname == NULL)
|
if (*fname == NULL)
|
return -1;
|
return -1;
|
fd = open (fname, O_RDWR | O_CREAT | O_EXCL, 0600);
|
fd = open (fname, O_RDWR | O_CREAT | O_EXCL, 0600);
|
#endif
|
#endif
|
return fd;
|
return fd;
|
}
|
}
|
|
|
static FILE *
|
static FILE *
|
spu_elf_open_overlay_script (void)
|
spu_elf_open_overlay_script (void)
|
{
|
{
|
FILE *script = NULL;
|
FILE *script = NULL;
|
|
|
if (auto_overlay_file == NULL)
|
if (auto_overlay_file == NULL)
|
{
|
{
|
int fd = new_tmp_file (&auto_overlay_file);
|
int fd = new_tmp_file (&auto_overlay_file);
|
if (fd == -1)
|
if (fd == -1)
|
goto file_err;
|
goto file_err;
|
script = fdopen (fd, "w");
|
script = fdopen (fd, "w");
|
}
|
}
|
else
|
else
|
script = fopen (auto_overlay_file, "w");
|
script = fopen (auto_overlay_file, "w");
|
|
|
if (script == NULL)
|
if (script == NULL)
|
{
|
{
|
file_err:
|
file_err:
|
einfo ("%F%P: can not open script: %E\n");
|
einfo ("%F%P: can not open script: %E\n");
|
}
|
}
|
return script;
|
return script;
|
}
|
}
|
|
|
static void
|
static void
|
spu_elf_relink (void)
|
spu_elf_relink (void)
|
{
|
{
|
char **argv = xmalloc ((my_argc + 5) * sizeof (*argv));
|
char **argv = xmalloc ((my_argc + 5) * sizeof (*argv));
|
|
|
memcpy (argv, my_argv, my_argc * sizeof (*argv));
|
memcpy (argv, my_argv, my_argc * sizeof (*argv));
|
argv[my_argc++] = "--no-auto-overlay";
|
argv[my_argc++] = "--no-auto-overlay";
|
if (tmp_file_list->name == auto_overlay_file)
|
if (tmp_file_list->name == auto_overlay_file)
|
argv[my_argc++] = auto_overlay_file;
|
argv[my_argc++] = auto_overlay_file;
|
argv[my_argc++] = "-T";
|
argv[my_argc++] = "-T";
|
argv[my_argc++] = auto_overlay_file;
|
argv[my_argc++] = auto_overlay_file;
|
argv[my_argc] = 0;
|
argv[my_argc] = 0;
|
execvp (argv[0], (char *const *) argv);
|
execvp (argv[0], (char *const *) argv);
|
perror (argv[0]);
|
perror (argv[0]);
|
_exit (127);
|
_exit (127);
|
}
|
}
|
|
|
/* Final emulation specific call. */
|
/* Final emulation specific call. */
|
|
|
static void
|
static void
|
gld${EMULATION_NAME}_finish (void)
|
gld${EMULATION_NAME}_finish (void)
|
{
|
{
|
int need_laying_out;
|
int need_laying_out;
|
|
|
need_laying_out = bfd_elf_discard_info (link_info.output_bfd, &link_info);
|
need_laying_out = bfd_elf_discard_info (link_info.output_bfd, &link_info);
|
|
|
gld${EMULATION_NAME}_map_segments (need_laying_out);
|
gld${EMULATION_NAME}_map_segments (need_laying_out);
|
|
|
if (is_spu_target ())
|
if (is_spu_target ())
|
{
|
{
|
if (local_store_lo < local_store_hi)
|
if (local_store_lo < local_store_hi)
|
{
|
{
|
asection *s;
|
asection *s;
|
|
|
s = spu_elf_check_vma (&link_info, auto_overlay,
|
s = spu_elf_check_vma (&link_info, auto_overlay,
|
local_store_lo, local_store_hi,
|
local_store_lo, local_store_hi,
|
auto_overlay_fixed, auto_overlay_reserved,
|
auto_overlay_fixed, auto_overlay_reserved,
|
spu_elf_load_ovl_mgr,
|
spu_elf_load_ovl_mgr,
|
spu_elf_open_overlay_script,
|
spu_elf_open_overlay_script,
|
spu_elf_relink);
|
spu_elf_relink);
|
if (s != NULL && !auto_overlay)
|
if (s != NULL && !auto_overlay)
|
einfo ("%X%P: %A exceeds local store range\n", s);
|
einfo ("%X%P: %A exceeds local store range\n", s);
|
}
|
}
|
else if (auto_overlay)
|
else if (auto_overlay)
|
einfo ("%P: --auto-overlay ignored with zero local store range\n");
|
einfo ("%P: --auto-overlay ignored with zero local store range\n");
|
|
|
if (!spu_elf_build_stubs (&link_info,
|
if (!spu_elf_build_stubs (&link_info,
|
emit_stub_syms || link_info.emitrelocations))
|
emit_stub_syms || link_info.emitrelocations))
|
einfo ("%X%P: can not build overlay stubs: %E\n");
|
einfo ("%X%P: can not build overlay stubs: %E\n");
|
}
|
}
|
|
|
finish_default ();
|
finish_default ();
|
}
|
}
|
|
|
static char *
|
static char *
|
gld${EMULATION_NAME}_choose_target (int argc, char *argv[])
|
gld${EMULATION_NAME}_choose_target (int argc, char *argv[])
|
{
|
{
|
my_argc = argc;
|
my_argc = argc;
|
my_argv = argv;
|
my_argv = argv;
|
return ldemul_default_target (argc, argv);
|
return ldemul_default_target (argc, argv);
|
}
|
}
|
|
|
EOF
|
EOF
|
|
|
if grep -q 'ld_elf.*ppc.*_emulation' ldemul-list.h; then
|
if grep -q 'ld_elf.*ppc.*_emulation' ldemul-list.h; then
|
fragment <
|
fragment <
|
#include "filenames.h"
|
#include "filenames.h"
|
#include
|
#include
|
#include
|
#include
|
|
|
static const char *
|
static const char *
|
base_name (const char *path)
|
base_name (const char *path)
|
{
|
{
|
const char *file = strrchr (path, '/');
|
const char *file = strrchr (path, '/');
|
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
|
#ifdef HAVE_DOS_BASED_FILE_SYSTEM
|
{
|
{
|
char *bslash = strrchr (path, '\\\\');
|
char *bslash = strrchr (path, '\\\\');
|
|
|
if (file == NULL || (bslash != NULL && bslash > file))
|
if (file == NULL || (bslash != NULL && bslash > file))
|
file = bslash;
|
file = bslash;
|
if (file == NULL
|
if (file == NULL
|
&& path[0] != '\0'
|
&& path[0] != '\0'
|
&& path[1] == ':')
|
&& path[1] == ':')
|
file = path + 1;
|
file = path + 1;
|
}
|
}
|
#endif
|
#endif
|
if (file == NULL)
|
if (file == NULL)
|
file = path;
|
file = path;
|
else
|
else
|
++file;
|
++file;
|
return file;
|
return file;
|
}
|
}
|
|
|
/* This function is called when building a ppc32 or ppc64 executable
|
/* This function is called when building a ppc32 or ppc64 executable
|
to handle embedded spu images. */
|
to handle embedded spu images. */
|
extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *);
|
extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *);
|
|
|
bfd_boolean
|
bfd_boolean
|
embedded_spu_file (lang_input_statement_type *entry, const char *flags)
|
embedded_spu_file (lang_input_statement_type *entry, const char *flags)
|
{
|
{
|
const char *cmd[6];
|
const char *cmd[6];
|
const char *sym;
|
const char *sym;
|
char *handle, *p;
|
char *handle, *p;
|
char *oname;
|
char *oname;
|
int fd;
|
int fd;
|
pid_t pid;
|
pid_t pid;
|
int status;
|
int status;
|
union lang_statement_union **old_stat_tail;
|
union lang_statement_union **old_stat_tail;
|
union lang_statement_union **old_file_tail;
|
union lang_statement_union **old_file_tail;
|
union lang_statement_union *new_ent;
|
union lang_statement_union *new_ent;
|
lang_input_statement_type *search;
|
lang_input_statement_type *search;
|
|
|
if (entry->the_bfd->format != bfd_object
|
if (entry->the_bfd->format != bfd_object
|
|| strcmp (entry->the_bfd->xvec->name, "elf32-spu") != 0
|
|| strcmp (entry->the_bfd->xvec->name, "elf32-spu") != 0
|
|| (entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_EXEC
|
|| (entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_EXEC
|
&& entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_DYN))
|
&& entry->the_bfd->tdata.elf_obj_data->elf_header->e_type != ET_DYN))
|
return FALSE;
|
return FALSE;
|
|
|
/* Use the filename as the symbol marking the program handle struct. */
|
/* Use the filename as the symbol marking the program handle struct. */
|
sym = base_name (entry->the_bfd->filename);
|
sym = base_name (entry->the_bfd->filename);
|
|
|
handle = xstrdup (sym);
|
handle = xstrdup (sym);
|
for (p = handle; *p; ++p)
|
for (p = handle; *p; ++p)
|
if (!(ISALNUM (*p) || *p == '$' || *p == '.'))
|
if (!(ISALNUM (*p) || *p == '$' || *p == '.'))
|
*p = '_';
|
*p = '_';
|
|
|
fd = new_tmp_file (&oname);
|
fd = new_tmp_file (&oname);
|
if (fd == -1)
|
if (fd == -1)
|
return FALSE;
|
return FALSE;
|
close (fd);
|
close (fd);
|
|
|
for (search = (lang_input_statement_type *) input_file_chain.head;
|
for (search = (lang_input_statement_type *) input_file_chain.head;
|
search != NULL;
|
search != NULL;
|
search = (lang_input_statement_type *) search->next_real_file)
|
search = (lang_input_statement_type *) search->next_real_file)
|
if (search->filename != NULL)
|
if (search->filename != NULL)
|
{
|
{
|
const char *infile = base_name (search->filename);
|
const char *infile = base_name (search->filename);
|
|
|
if (strncmp (infile, "crtbegin", 8) == 0)
|
if (strncmp (infile, "crtbegin", 8) == 0)
|
{
|
{
|
if (infile[8] == 'S')
|
if (infile[8] == 'S')
|
flags = concat (flags, " -fPIC", (const char *) NULL);
|
flags = concat (flags, " -fPIC", (const char *) NULL);
|
else if (infile[8] == 'T')
|
else if (infile[8] == 'T')
|
flags = concat (flags, " -fpie", (const char *) NULL);
|
flags = concat (flags, " -fpie", (const char *) NULL);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
/* Use fork() and exec() rather than system() so that we don't
|
/* Use fork() and exec() rather than system() so that we don't
|
need to worry about quoting args. */
|
need to worry about quoting args. */
|
cmd[0] = EMBEDSPU;
|
cmd[0] = EMBEDSPU;
|
cmd[1] = flags;
|
cmd[1] = flags;
|
cmd[2] = handle;
|
cmd[2] = handle;
|
cmd[3] = entry->the_bfd->filename;
|
cmd[3] = entry->the_bfd->filename;
|
cmd[4] = oname;
|
cmd[4] = oname;
|
cmd[5] = NULL;
|
cmd[5] = NULL;
|
if (trace_file_tries)
|
if (trace_file_tries)
|
{
|
{
|
info_msg (_("running: %s \"%s\" \"%s\" \"%s\" \"%s\"\n"),
|
info_msg (_("running: %s \"%s\" \"%s\" \"%s\" \"%s\"\n"),
|
cmd[0], cmd[1], cmd[2], cmd[3], cmd[4]);
|
cmd[0], cmd[1], cmd[2], cmd[3], cmd[4]);
|
fflush (stdout);
|
fflush (stdout);
|
}
|
}
|
|
|
pid = fork ();
|
pid = fork ();
|
if (pid == -1)
|
if (pid == -1)
|
return FALSE;
|
return FALSE;
|
if (pid == 0)
|
if (pid == 0)
|
{
|
{
|
execvp (cmd[0], (char *const *) cmd);
|
execvp (cmd[0], (char *const *) cmd);
|
if (strcmp ("embedspu", EMBEDSPU) != 0)
|
if (strcmp ("embedspu", EMBEDSPU) != 0)
|
{
|
{
|
cmd[0] = "embedspu";
|
cmd[0] = "embedspu";
|
execvp (cmd[0], (char *const *) cmd);
|
execvp (cmd[0], (char *const *) cmd);
|
}
|
}
|
perror (cmd[0]);
|
perror (cmd[0]);
|
_exit (127);
|
_exit (127);
|
}
|
}
|
#ifdef HAVE_WAITPID
|
#ifdef HAVE_WAITPID
|
#define WAITFOR(PID, STAT) waitpid (PID, STAT, 0)
|
#define WAITFOR(PID, STAT) waitpid (PID, STAT, 0)
|
#else
|
#else
|
#define WAITFOR(PID, STAT) wait (STAT)
|
#define WAITFOR(PID, STAT) wait (STAT)
|
#endif
|
#endif
|
if (WAITFOR (pid, &status) != pid
|
if (WAITFOR (pid, &status) != pid
|
|| !WIFEXITED (status)
|
|| !WIFEXITED (status)
|
|| WEXITSTATUS (status) != 0)
|
|| WEXITSTATUS (status) != 0)
|
return FALSE;
|
return FALSE;
|
#undef WAITFOR
|
#undef WAITFOR
|
|
|
old_stat_tail = stat_ptr->tail;
|
old_stat_tail = stat_ptr->tail;
|
old_file_tail = input_file_chain.tail;
|
old_file_tail = input_file_chain.tail;
|
if (lang_add_input_file (oname, lang_input_file_is_file_enum, NULL) == NULL)
|
if (lang_add_input_file (oname, lang_input_file_is_file_enum, NULL) == NULL)
|
return FALSE;
|
return FALSE;
|
|
|
/* lang_add_input_file put the new list entry at the end of the statement
|
/* lang_add_input_file put the new list entry at the end of the statement
|
and input file lists. Move it to just after the current entry. */
|
and input file lists. Move it to just after the current entry. */
|
new_ent = *old_stat_tail;
|
new_ent = *old_stat_tail;
|
*old_stat_tail = NULL;
|
*old_stat_tail = NULL;
|
stat_ptr->tail = old_stat_tail;
|
stat_ptr->tail = old_stat_tail;
|
*old_file_tail = NULL;
|
*old_file_tail = NULL;
|
input_file_chain.tail = old_file_tail;
|
input_file_chain.tail = old_file_tail;
|
new_ent->header.next = entry->header.next;
|
new_ent->header.next = entry->header.next;
|
entry->header.next = new_ent;
|
entry->header.next = new_ent;
|
new_ent->input_statement.next_real_file = entry->next_real_file;
|
new_ent->input_statement.next_real_file = entry->next_real_file;
|
entry->next_real_file = new_ent;
|
entry->next_real_file = new_ent;
|
|
|
/* Ensure bfd sections are excluded from the output. */
|
/* Ensure bfd sections are excluded from the output. */
|
bfd_section_list_clear (entry->the_bfd);
|
bfd_section_list_clear (entry->the_bfd);
|
entry->loaded = TRUE;
|
entry->loaded = TRUE;
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
EOF
|
EOF
|
fi
|
fi
|
|
|
# Define some shell vars to insert bits of code into the standard elf
|
# Define some shell vars to insert bits of code into the standard elf
|
# parse_args and list_options functions.
|
# parse_args and list_options functions.
|
#
|
#
|
PARSE_AND_LIST_PROLOGUE='
|
PARSE_AND_LIST_PROLOGUE='
|
#define OPTION_SPU_PLUGIN 301
|
#define OPTION_SPU_PLUGIN 301
|
#define OPTION_SPU_NO_OVERLAYS (OPTION_SPU_PLUGIN + 1)
|
#define OPTION_SPU_NO_OVERLAYS (OPTION_SPU_PLUGIN + 1)
|
#define OPTION_SPU_STUB_SYMS (OPTION_SPU_NO_OVERLAYS + 1)
|
#define OPTION_SPU_STUB_SYMS (OPTION_SPU_NO_OVERLAYS + 1)
|
#define OPTION_SPU_NON_OVERLAY_STUBS (OPTION_SPU_STUB_SYMS + 1)
|
#define OPTION_SPU_NON_OVERLAY_STUBS (OPTION_SPU_STUB_SYMS + 1)
|
#define OPTION_SPU_LOCAL_STORE (OPTION_SPU_NON_OVERLAY_STUBS + 1)
|
#define OPTION_SPU_LOCAL_STORE (OPTION_SPU_NON_OVERLAY_STUBS + 1)
|
#define OPTION_SPU_STACK_ANALYSIS (OPTION_SPU_LOCAL_STORE + 1)
|
#define OPTION_SPU_STACK_ANALYSIS (OPTION_SPU_LOCAL_STORE + 1)
|
#define OPTION_SPU_STACK_SYMS (OPTION_SPU_STACK_ANALYSIS + 1)
|
#define OPTION_SPU_STACK_SYMS (OPTION_SPU_STACK_ANALYSIS + 1)
|
#define OPTION_SPU_AUTO_OVERLAY (OPTION_SPU_STACK_SYMS + 1)
|
#define OPTION_SPU_AUTO_OVERLAY (OPTION_SPU_STACK_SYMS + 1)
|
#define OPTION_SPU_AUTO_RELINK (OPTION_SPU_AUTO_OVERLAY + 1)
|
#define OPTION_SPU_AUTO_RELINK (OPTION_SPU_AUTO_OVERLAY + 1)
|
#define OPTION_SPU_OVERLAY_RODATA (OPTION_SPU_AUTO_RELINK + 1)
|
#define OPTION_SPU_OVERLAY_RODATA (OPTION_SPU_AUTO_RELINK + 1)
|
#define OPTION_SPU_FIXED_SPACE (OPTION_SPU_OVERLAY_RODATA + 1)
|
#define OPTION_SPU_FIXED_SPACE (OPTION_SPU_OVERLAY_RODATA + 1)
|
#define OPTION_SPU_RESERVED_SPACE (OPTION_SPU_FIXED_SPACE + 1)
|
#define OPTION_SPU_RESERVED_SPACE (OPTION_SPU_FIXED_SPACE + 1)
|
#define OPTION_SPU_NO_AUTO_OVERLAY (OPTION_SPU_RESERVED_SPACE + 1)
|
#define OPTION_SPU_NO_AUTO_OVERLAY (OPTION_SPU_RESERVED_SPACE + 1)
|
'
|
'
|
|
|
PARSE_AND_LIST_LONGOPTS='
|
PARSE_AND_LIST_LONGOPTS='
|
{ "plugin", no_argument, NULL, OPTION_SPU_PLUGIN },
|
{ "plugin", no_argument, NULL, OPTION_SPU_PLUGIN },
|
{ "no-overlays", no_argument, NULL, OPTION_SPU_NO_OVERLAYS },
|
{ "no-overlays", no_argument, NULL, OPTION_SPU_NO_OVERLAYS },
|
{ "emit-stub-syms", no_argument, NULL, OPTION_SPU_STUB_SYMS },
|
{ "emit-stub-syms", no_argument, NULL, OPTION_SPU_STUB_SYMS },
|
{ "extra-overlay-stubs", no_argument, NULL, OPTION_SPU_NON_OVERLAY_STUBS },
|
{ "extra-overlay-stubs", no_argument, NULL, OPTION_SPU_NON_OVERLAY_STUBS },
|
{ "local-store", required_argument, NULL, OPTION_SPU_LOCAL_STORE },
|
{ "local-store", required_argument, NULL, OPTION_SPU_LOCAL_STORE },
|
{ "stack-analysis", no_argument, NULL, OPTION_SPU_STACK_ANALYSIS },
|
{ "stack-analysis", no_argument, NULL, OPTION_SPU_STACK_ANALYSIS },
|
{ "emit-stack-syms", no_argument, NULL, OPTION_SPU_STACK_SYMS },
|
{ "emit-stack-syms", no_argument, NULL, OPTION_SPU_STACK_SYMS },
|
{ "auto-overlay", optional_argument, NULL, OPTION_SPU_AUTO_OVERLAY },
|
{ "auto-overlay", optional_argument, NULL, OPTION_SPU_AUTO_OVERLAY },
|
{ "auto-relink", no_argument, NULL, OPTION_SPU_AUTO_RELINK },
|
{ "auto-relink", no_argument, NULL, OPTION_SPU_AUTO_RELINK },
|
{ "overlay-rodata", no_argument, NULL, OPTION_SPU_OVERLAY_RODATA },
|
{ "overlay-rodata", no_argument, NULL, OPTION_SPU_OVERLAY_RODATA },
|
{ "fixed-space", required_argument, NULL, OPTION_SPU_FIXED_SPACE },
|
{ "fixed-space", required_argument, NULL, OPTION_SPU_FIXED_SPACE },
|
{ "reserved-space", required_argument, NULL, OPTION_SPU_RESERVED_SPACE },
|
{ "reserved-space", required_argument, NULL, OPTION_SPU_RESERVED_SPACE },
|
{ "no-auto-overlay", optional_argument, NULL, OPTION_SPU_NO_AUTO_OVERLAY },
|
{ "no-auto-overlay", optional_argument, NULL, OPTION_SPU_NO_AUTO_OVERLAY },
|
'
|
'
|
|
|
PARSE_AND_LIST_OPTIONS='
|
PARSE_AND_LIST_OPTIONS='
|
fprintf (file, _("\
|
fprintf (file, _("\
|
--plugin Make SPU plugin.\n\
|
--plugin Make SPU plugin.\n\
|
--no-overlays No overlay handling.\n\
|
--no-overlays No overlay handling.\n\
|
--emit-stub-syms Add symbols on overlay call stubs.\n\
|
--emit-stub-syms Add symbols on overlay call stubs.\n\
|
--extra-overlay-stubs Add stubs on all calls out of overlay regions.\n\
|
--extra-overlay-stubs Add stubs on all calls out of overlay regions.\n\
|
--local-store=lo:hi Valid address range.\n\
|
--local-store=lo:hi Valid address range.\n\
|
--stack-analysis Estimate maximum stack requirement.\n\
|
--stack-analysis Estimate maximum stack requirement.\n\
|
--emit-stack-syms Add sym giving stack needed for each func.\n\
|
--emit-stack-syms Add sym giving stack needed for each func.\n\
|
--auto-overlay [=filename] Create an overlay script in filename if\n\
|
--auto-overlay [=filename] Create an overlay script in filename if\n\
|
executable does not fit in local store.\n\
|
executable does not fit in local store.\n\
|
--auto-relink Rerun linker using auto-overlay script.\n\
|
--auto-relink Rerun linker using auto-overlay script.\n\
|
--overlay-rodata Place read-only data with associated function\n\
|
--overlay-rodata Place read-only data with associated function\n\
|
code in overlays.\n\
|
code in overlays.\n\
|
--fixed-space=bytes Local store for non-overlay code and data.\n\
|
--fixed-space=bytes Local store for non-overlay code and data.\n\
|
--reserved-space=bytes Local store for stack and heap.\n"
|
--reserved-space=bytes Local store for stack and heap.\n"
|
));
|
));
|
'
|
'
|
|
|
PARSE_AND_LIST_ARGS_CASES='
|
PARSE_AND_LIST_ARGS_CASES='
|
case OPTION_SPU_PLUGIN:
|
case OPTION_SPU_PLUGIN:
|
spu_elf_plugin (1);
|
spu_elf_plugin (1);
|
break;
|
break;
|
|
|
case OPTION_SPU_NO_OVERLAYS:
|
case OPTION_SPU_NO_OVERLAYS:
|
no_overlays = 1;
|
no_overlays = 1;
|
break;
|
break;
|
|
|
case OPTION_SPU_STUB_SYMS:
|
case OPTION_SPU_STUB_SYMS:
|
emit_stub_syms = 1;
|
emit_stub_syms = 1;
|
break;
|
break;
|
|
|
case OPTION_SPU_NON_OVERLAY_STUBS:
|
case OPTION_SPU_NON_OVERLAY_STUBS:
|
non_overlay_stubs = 1;
|
non_overlay_stubs = 1;
|
break;
|
break;
|
|
|
case OPTION_SPU_LOCAL_STORE:
|
case OPTION_SPU_LOCAL_STORE:
|
{
|
{
|
char *end;
|
char *end;
|
local_store_lo = strtoul (optarg, &end, 0);
|
local_store_lo = strtoul (optarg, &end, 0);
|
if (*end == '\'':'\'')
|
if (*end == '\'':'\'')
|
{
|
{
|
local_store_hi = strtoul (end + 1, &end, 0);
|
local_store_hi = strtoul (end + 1, &end, 0);
|
if (*end == 0)
|
if (*end == 0)
|
break;
|
break;
|
}
|
}
|
einfo (_("%P%F: invalid --local-store address range `%s'\''\n"), optarg);
|
einfo (_("%P%F: invalid --local-store address range `%s'\''\n"), optarg);
|
}
|
}
|
break;
|
break;
|
|
|
case OPTION_SPU_STACK_ANALYSIS:
|
case OPTION_SPU_STACK_ANALYSIS:
|
stack_analysis = 1;
|
stack_analysis = 1;
|
break;
|
break;
|
|
|
case OPTION_SPU_STACK_SYMS:
|
case OPTION_SPU_STACK_SYMS:
|
emit_stack_syms = 1;
|
emit_stack_syms = 1;
|
break;
|
break;
|
|
|
case OPTION_SPU_AUTO_OVERLAY:
|
case OPTION_SPU_AUTO_OVERLAY:
|
auto_overlay |= 1;
|
auto_overlay |= 1;
|
if (optarg != NULL)
|
if (optarg != NULL)
|
{
|
{
|
auto_overlay_file = optarg;
|
auto_overlay_file = optarg;
|
break;
|
break;
|
}
|
}
|
/* Fall thru */
|
/* Fall thru */
|
|
|
case OPTION_SPU_AUTO_RELINK:
|
case OPTION_SPU_AUTO_RELINK:
|
auto_overlay |= 2;
|
auto_overlay |= 2;
|
break;
|
break;
|
|
|
case OPTION_SPU_OVERLAY_RODATA:
|
case OPTION_SPU_OVERLAY_RODATA:
|
auto_overlay |= 4;
|
auto_overlay |= 4;
|
break;
|
break;
|
|
|
case OPTION_SPU_FIXED_SPACE:
|
case OPTION_SPU_FIXED_SPACE:
|
{
|
{
|
char *end;
|
char *end;
|
auto_overlay_fixed = strtoul (optarg, &end, 0);
|
auto_overlay_fixed = strtoul (optarg, &end, 0);
|
if (*end != 0)
|
if (*end != 0)
|
einfo (_("%P%F: invalid --fixed-space value `%s'\''\n"), optarg);
|
einfo (_("%P%F: invalid --fixed-space value `%s'\''\n"), optarg);
|
}
|
}
|
break;
|
break;
|
|
|
case OPTION_SPU_RESERVED_SPACE:
|
case OPTION_SPU_RESERVED_SPACE:
|
{
|
{
|
char *end;
|
char *end;
|
auto_overlay_reserved = strtoul (optarg, &end, 0);
|
auto_overlay_reserved = strtoul (optarg, &end, 0);
|
if (*end != 0)
|
if (*end != 0)
|
einfo (_("%P%F: invalid --reserved-space value `%s'\''\n"), optarg);
|
einfo (_("%P%F: invalid --reserved-space value `%s'\''\n"), optarg);
|
}
|
}
|
break;
|
break;
|
|
|
case OPTION_SPU_NO_AUTO_OVERLAY:
|
case OPTION_SPU_NO_AUTO_OVERLAY:
|
auto_overlay = 0;
|
auto_overlay = 0;
|
if (optarg != NULL)
|
if (optarg != NULL)
|
{
|
{
|
struct tflist *tf;
|
struct tflist *tf;
|
size_t len;
|
size_t len;
|
|
|
if (tmp_file_list == NULL)
|
if (tmp_file_list == NULL)
|
atexit (clean_tmp);
|
atexit (clean_tmp);
|
|
|
len = strlen (optarg) + 1;
|
len = strlen (optarg) + 1;
|
tf = xmalloc (sizeof (*tf) - sizeof (tf->name) + len);
|
tf = xmalloc (sizeof (*tf) - sizeof (tf->name) + len);
|
memcpy (tf->name, optarg, len);
|
memcpy (tf->name, optarg, len);
|
tf->next = tmp_file_list;
|
tf->next = tmp_file_list;
|
tmp_file_list = tf;
|
tmp_file_list = tf;
|
break;
|
break;
|
}
|
}
|
break;
|
break;
|
'
|
'
|
|
|
LDEMUL_AFTER_OPEN=spu_after_open
|
LDEMUL_AFTER_OPEN=spu_after_open
|
LDEMUL_BEFORE_ALLOCATION=spu_before_allocation
|
LDEMUL_BEFORE_ALLOCATION=spu_before_allocation
|
LDEMUL_FINISH=gld${EMULATION_NAME}_finish
|
LDEMUL_FINISH=gld${EMULATION_NAME}_finish
|
LDEMUL_CHOOSE_TARGET=gld${EMULATION_NAME}_choose_target
|
LDEMUL_CHOOSE_TARGET=gld${EMULATION_NAME}_choose_target
|
|
|
