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authorAlan Modra <amodra@gmail.com>2009-08-10 07:50:56 +0000
committerAlan Modra <amodra@gmail.com>2009-08-10 07:50:56 +0000
commiteaeb0a9d5c65fd8dc19878b068e17f90a93a19c2 (patch)
tree2fd5546de6a8a46159d292b109e46dd1d525f53a /ld/ldlang.c
parenta8ad78a74eb4e3bf77cf6174e5c10a3c30212b3a (diff)
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PR 10474
* ldemul.c (after_allocation_default): Run lang_relax_sections. * ldlang.h (lang_relax_sections): Declare. * ldlang.c (relax_sections): Delete. (lang_relax_sections): New function. (lang_process): Don't relax directly from here. * emultempl/alphaelf.em (alpha_finish): Call finish_default. * emultempl/armelf.em (arm_elf_after_allocation): Delete. Move body.. (gld${EMULATION_NAME}_finish): ..to here. Move existing code.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_AFTER_ALLOCATION): Update. * emultempl/avrelf.em (avr_elf_finish, LDEMUL_FINISH): Delete. (avr_elf_after_allocation): New function. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/elf-generic.em (gld${EMULATION_NAME}_map_segments): Call lang_relax_sections. * emultempl/elf32.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_AFTER_ALLOCATION, LDEMUL_FINISH): Update. * emultempl/genelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..code to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/hppaelf.em (gld${EMULATION_NAME}_finish): Delete. Move.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68hc1xelf.em (m68hc11elf_finish): Delete. Move.. (m68hc11elf_after_allocation): ..to here. New function. (LDEMUL_FINISH): Delete. (LDEMUL_AFTER_ALLOCATION): Define. * emultempl/m68kelf.em (m68k_elf_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmix-elfnmmo.em (mmix_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/mmo.em (mmo_finish): Delete. Move body.. (gld${EMULATION_NAME}_after_allocation): ..to here. New function. (LDEMUL_FINISH): Define. * emultempl/ppc64elf.em (ppc_layout_sections_again): Set elf_gp. (gld${EMULATION_NAME}_finish): Move code sizing sections.. (gld${EMULATION_NAME}_after_allocation): ..to here. * emultempl/sh64elf.em (sh64_elf_${EMULATION_NAME}_after_allocation): Call gld${EMULATION_NAME}_after_allocation. * emultempl/spuelf.em (gld${EMULATION_NAME}_finish): Delete bfd_elf_discard_info and map_segments call.
Diffstat (limited to 'ld/ldlang.c')
-rw-r--r--ld/ldlang.c90
1 files changed, 46 insertions, 44 deletions
diff --git a/ld/ldlang.c b/ld/ldlang.c
index bc03374..a1bd2e3 100644
--- a/ld/ldlang.c
+++ b/ld/ldlang.c
@@ -6159,35 +6159,58 @@ lang_find_relro_sections (void)
/* Relax all sections until bfd_relax_section gives up. */
-static void
-relax_sections (void)
+void
+lang_relax_sections (bfd_boolean need_layout)
{
- /* Keep relaxing until bfd_relax_section gives up. */
- bfd_boolean relax_again;
-
- link_info.relax_trip = -1;
- do
+ if (command_line.relax)
{
- relax_again = FALSE;
- link_info.relax_trip++;
+ /* We may need more than one relaxation pass. */
+ int i = link_info.relax_pass;
- /* Note: pe-dll.c does something like this also. If you find
- you need to change this code, you probably need to change
- pe-dll.c also. DJ */
+ /* The backend can use it to determine the current pass. */
+ link_info.relax_pass = 0;
- /* Do all the assignments with our current guesses as to
- section sizes. */
- lang_do_assignments ();
+ while (i--)
+ {
+ /* Keep relaxing until bfd_relax_section gives up. */
+ bfd_boolean relax_again;
- /* We must do this after lang_do_assignments, because it uses
- size. */
- lang_reset_memory_regions ();
+ link_info.relax_trip = -1;
+ do
+ {
+ link_info.relax_trip++;
+
+ /* Note: pe-dll.c does something like this also. If you find
+ you need to change this code, you probably need to change
+ pe-dll.c also. DJ */
+
+ /* Do all the assignments with our current guesses as to
+ section sizes. */
+ lang_do_assignments ();
+
+ /* We must do this after lang_do_assignments, because it uses
+ size. */
+ lang_reset_memory_regions ();
+
+ /* Perform another relax pass - this time we know where the
+ globals are, so can make a better guess. */
+ relax_again = FALSE;
+ lang_size_sections (&relax_again, FALSE);
+ }
+ while (relax_again);
+
+ link_info.relax_pass++;
+ }
+ need_layout = TRUE;
+ }
- /* Perform another relax pass - this time we know where the
- globals are, so can make a better guess. */
- lang_size_sections (&relax_again, FALSE);
+ if (need_layout)
+ {
+ /* Final extra sizing to report errors. */
+ lang_do_assignments ();
+ lang_reset_memory_regions ();
+ lang_size_sections (NULL, TRUE);
}
- while (relax_again);
}
void
@@ -6293,29 +6316,8 @@ lang_process (void)
/* Size up the sections. */
lang_size_sections (NULL, !command_line.relax);
- /* Now run around and relax if we can. */
- if (command_line.relax)
- {
- /* We may need more than one relaxation pass. */
- int i = link_info.relax_pass;
-
- /* The backend can use it to determine the current pass. */
- link_info.relax_pass = 0;
-
- while (i--)
- {
- relax_sections ();
- link_info.relax_pass++;
- }
-
- /* Final extra sizing to report errors. */
- lang_do_assignments ();
- lang_reset_memory_regions ();
- lang_size_sections (NULL, TRUE);
- }
-
/* See if anything special should be done now we know how big
- everything is. */
+ everything is. This is where relaxation is done. */
ldemul_after_allocation ();
/* Fix any .startof. or .sizeof. symbols. */