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author | Paul Brook <paul@codesourcery.com> | 2004-09-17 12:18:19 +0000 |
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committer | Paul Brook <paul@codesourcery.com> | 2004-09-17 12:18:19 +0000 |
commit | 3674e28ad07f67fd87b8d04cb36d27b0b7f75d65 (patch) | |
tree | d0759de15e16e2721686ddc82d9eebdc32c26f44 /ld/emultempl/armelf.em | |
parent | f6e332e6604aa0bbc05b745d677222e25da2133e (diff) | |
download | gdb-3674e28ad07f67fd87b8d04cb36d27b0b7f75d65.zip gdb-3674e28ad07f67fd87b8d04cb36d27b0b7f75d65.tar.gz gdb-3674e28ad07f67fd87b8d04cb36d27b0b7f75d65.tar.bz2 |
bfd/
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add prototype.
(bfd_elf32_arm_process_before_allocation): Update prototype.
* bfd-in2.h: Regenerate.
* bfd/elf32-arm.h (elf32_arm_link_hash_table): Add target2_reloc.
(elf32_arm_link_hash_table_create): Set it.
(bfd_elf32_arm_process_before_allocation): Remove target1_is_rel.
(bfd_elf32_arm_set_target_relocs): New function.
(arm_real_reloc_type): New function.
(elf32_arm_final_link_relocate): Use it. Handle R_ARM_PREL31 and
R_ARM_GOT_PREL. Remove R_ARM_TARGET1.
(elf32_arm_gc_sweep_hook): Ditto.
(elf32_arm_check_relocs): Ditto.
(elf32_arm_relocate_section): Handle R_ARM_GOT_PREL.
* elfarm-nabi.c (elf32_arm_howto_table): Add R_ARM_PREL31 and
R_ARM_GOT_TARGET2.
(elf32_arm_got_prel): New variable.
(elf32_arm_howto_from_type): New function.
(elf32_arm_info_to_howto): Use it.
(elf32_arm_reloc_map): Add BFD_RELOC_ARM_PREL31 and
BFD_RELOC_ARM_TARGET2.
* libbfd.h: Regenerate.
* reloc.c: Add BFD_RELOC_ARM_TARGET2 and BFD_RELOC_ARM_PREL31.
gas/
* config/tc-arm.c (s_arm_rel31): New funciton.
(md_pseudo_table): Add .rel31.
(md_apply_fix3): Handle BFD_RELOC_ARM_TARGET2,
BFD_RELOC_32_PCREL and BFD_RELOC_ARM_PREL31.
(tc_gen_reloc): Handle BFD_RELOC_ARM_PREL31 and BFD_RELOC_ARM_TARGET2.
(arm_fix_adjustable): Return 0 for BFD_RELOC_ARM_TARGET2.
(arm_parse_reloc): Add (target2).
gas/testsuite/
* gas/arm/pic.s: Add (target2).
* gas/arm/pic.d: Ditto.
include/
* elf/arm.h: Remove R_ARM_STKCHK and R_ARM_THM_STKCHK.
Add R_ARM_TARGET2, R_ARM_PREL31, R_ARM_GOT_ABS, R_ARM_GOT_PREL,
R_ARM_GOT_BREL12, R_ARM_GOTOFF12 and R_ARM_GOTRELAX.
ld/
* ld.texinfo: Rename arm-specific section. Document --target*
* emulparams/armelf_fbsd.sh: Set TARGET2_TYPE.
* emulparams/armelf_linux.sh: Ditto.
* emulparams/armelf_nbsd.sh: Ditto.
* emultempl/armelf.em: Set default for TARGET2_TYPE.
(target2_type): New variable.
(arm_elf_before_allocation): Don't pass target1_type.
(arm_elf_create_output_section_statements): New function.
(PARSE_AND_LIST_PROLOGUE): Add OPTION_TARGET2.
(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS): Add --target=.
(PARSE_AND_LIST_ARGS_CASES): Handle OPTION_TARGET2.
(LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Set.
* emultempl/armelf_oabi.em (_before_allocation): Remove extra
argument to bfd_elf32_arm_process_before_allocation.
ld/testsuite/
* ld-arm/arm-target1-{abs,rel}.d}: New files.
* ld-arm/arm-target1.s: New file.
* ld-arm/arm-target2-{,got-}rel.d: New files.
* ld-arm/arm-target2.s: New file.
* ld-arm/arm-rel31.d: New files.
* ld-arm/arm-rel31.s: New files.
* ld-arm/arm.ld: New file.
* ld-arm/arm-elf.exp: Add new tests.
Diffstat (limited to 'ld/emultempl/armelf.em')
-rw-r--r-- | ld/emultempl/armelf.em | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/ld/emultempl/armelf.em b/ld/emultempl/armelf.em index 6a690f8..54af832 100644 --- a/ld/emultempl/armelf.em +++ b/ld/emultempl/armelf.em @@ -22,6 +22,7 @@ # This file is sourced from elf32.em, and defines extra arm-elf # specific routines. # +test -z $TARGET2_TYPE && TARGET2_TYPE="rel" cat >>e${EMULATION_NAME}.c <<EOF static int no_pipeline_knowledge = 0; @@ -29,6 +30,7 @@ static char *thumb_entry_symbol = NULL; static bfd *bfd_for_interwork; static int byteswap_code = 0; static int target1_is_rel = 0${TARGET1_IS_REL}; +static char *target2_type = "${TARGET2_TYPE}"; static void gld${EMULATION_NAME}_before_parse (void) @@ -121,8 +123,7 @@ arm_elf_before_allocation (void) { if (!bfd_elf32_arm_process_before_allocation (is->the_bfd, & link_info, no_pipeline_knowledge, - byteswap_code, - target1_is_rel)) + byteswap_code)) { /* xgettext:c-format */ einfo (_("Errors encountered processing file %s"), is->filename); @@ -182,6 +183,14 @@ arm_elf_finish (void) thumb_entry_symbol); } +/* This is a convenitent point to tell BFD about target specific flags. + After the output has been created, but before inputs are read. */ +static void +arm_elf_create_output_section_statements (void) +{ + bfd_elf32_arm_set_target_relocs (&link_info, target1_is_rel, target2_type); +} + EOF # Define some shell vars to insert bits of code into the standard elf @@ -192,6 +201,7 @@ PARSE_AND_LIST_PROLOGUE=' #define OPTION_BE8 302 #define OPTION_TARGET1_REL 303 #define OPTION_TARGET1_ABS 304 +#define OPTION_TARGET2 305 ' PARSE_AND_LIST_SHORTOPTS=p @@ -202,14 +212,16 @@ PARSE_AND_LIST_LONGOPTS=' { "be8", no_argument, NULL, OPTION_BE8}, { "target1-rel", no_argument, NULL, OPTION_TARGET1_REL}, { "target1-abs", no_argument, NULL, OPTION_TARGET1_ABS}, + { "target2", required_argument, NULL, OPTION_TARGET2}, ' PARSE_AND_LIST_OPTIONS=' fprintf (file, _(" -p --no-pipeline-knowledge Stop the linker knowing about the pipeline length\n")); fprintf (file, _(" --thumb-entry=<sym> Set the entry point to be Thumb symbol <sym>\n")); fprintf (file, _(" --be8 Oputput BE8 format image\n")); - fprintf (file, _(" --target1-rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n")); - fprintf (file, _(" --target1-abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n")); + fprintf (file, _(" --target1=rel Interpret R_ARM_TARGET1 as R_ARM_REL32\n")); + fprintf (file, _(" --target1=abs Interpret R_ARM_TARGET1 as R_ARM_ABS32\n")); + fprintf (file, _(" --target2=<type> Specify definition of R_ARM_TARGET2\n")); ' PARSE_AND_LIST_ARGS_CASES=' @@ -232,12 +244,17 @@ PARSE_AND_LIST_ARGS_CASES=' case OPTION_TARGET1_ABS: target1_is_rel = 0; break; + + case OPTION_TARGET2: + target2_type = optarg; + break; ' # We have our own after_open and before_allocation functions, but they call # the standard routines, so give them a different name. LDEMUL_AFTER_OPEN=arm_elf_after_open LDEMUL_BEFORE_ALLOCATION=arm_elf_before_allocation +LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=arm_elf_create_output_section_statements # Replace the elf before_parse function with our own. LDEMUL_BEFORE_PARSE=gld"${EMULATION_NAME}"_before_parse |