55e6e39790
2006-08-02 Richard Sandiford <richard@codesourcery.com> Kazu Hirata <kazu@codesourcery.com> Phil Edwards <phil@codesourcery.com> Nathan Sidwell <nathan@codesourcery.com> * config.bfd (sh-*-vxworks): Use bfd_elf32_shvxworks_vec and bfd_elf32_shlvxworks_vec. * configure.in (bfd_elf32_sh64_vec): Add elf-vxworks.lo. (bfd_elf32_sh64l_vec, bfd_elf32_sh64lin_vec): Likewise. (bfd_elf32_sh64blin_vec, bfd_elf32_sh64lnbsd_vec): Likewise. (bfd_elf32_sh64nbsd_vec, bfd_elf32_sh_vec): Likewise. (bfd_elf32_shblin_vec, bfd_elf32_shl_vec): Likewise. (bfd_elf32_shl_symbian_vec, bfd_elf32_shlin_vec): Likewise. (bfd_elf32_shlnbsd_vec, bfd_elf32_shnbsd_vec): Likewise. (bfd_elf32_shlvxworks_vec, bfd_elf32_shvxworks_vec): New stanzas. * configure: Regenerate. * Makefile.am: Regenerate dependencies. * Makefile.in: Regenerate. * elf-vxworks.c (elf_vxworks_gott_symbol_p): New function. (elf_vxworks_add_symbol_hook): Use it. (elf_vxworks_link_output_symbol_hook): Likewise. Use the hash table entry to check for weak undefined symbols and to obtain the original bfd. (elf_vxworks_emit_relocs): Use target_index instead of this_idx. * elf32-sh-relocs.h: New file, split from elf32-sh.c. (R_SH_DIR32): Use SH_PARTIAL32 for the partial_inplace field, SH_SRC_MASK32 for the src_mask field, and SH_ELF_RELOC for the special_function field. (R_SH_REL32): Use SH_PARTIAL32 and SH_SRC_MASK32 here too. (R_SH_REL32, R_SH_TLS_GD_32, R_SH_TLS_LD_32): Likewise. (R_SH_TLS_LDO_32, R_SH_TLS_IE_32, R_SH_TLS_LE_32): Likewise. (R_SH_TLS_DTPMOD32, R_SH_TLS_DTPOFF32, R_SH_TLS_TPOFF32): Likewise. (R_SH_GOT32, R_SH_PLT32, R_SH_COPY, R_SH_GLOB_DAT): Likewise. (R_SH_JMP_SLOT, R_SH_RELATIVE, R_SH_GOTOFF, R_SH_GOTPC): Likewise. (SH_PARTIAL32, SH_SRC_MASK32, SH_ELF_RELOC): Undefine at end of file. * elf32-sh.c: Include elf32-vxworks.h. (MINUS_ONE): Define. (sh_elf_howto_table): Include elf32-sh-relocs.h with SH_PARTIAL32 set to TRUE, SH_SRC_MASK32 set to 0xffffffff, and SH_ELF_RELOC set to sh_elf_reloc. (sh_vxworks_howto_table): New variable. Include elf32-sh-relocs.h with SH_PARTIAL32 set to FALSE, SH_SRC_MASK32 set to 0, and SH_ELF_RELOC set to bfd_elf_generic_reloc. (vxworks_object_p, get_howto_table): New functions. (sh_elf_reloc_type_lookup): Fix typo. Use get_howto_table. (sh_elf_info_to_howto): Use get_howto_table. (sh_elf_relax_section): Honor the partial_inplace field of the R_SH_DIR32 howto. (sh_elf_relax_delete_bytes): Likewise. (elf_sh_plt_info): New structure. (PLT_ENTRY_SIZE): Replace both definitions with... (ELF_PLT_ENTRY_SIZE): ...this new macro, with separate definitions for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA. (elf_sh_plt0_entry_be): Update sizes of both definitions accordingly. (elf_sh_plt0_entry_le): Likewise. (elf_sh_plt_entry_be, elf_sh_plt_entry_le): Likewise. (elf_sh_pic_plt_entry_be, elf_sh_pic_plt_entry_le): Likewise. (elf_sh_plts): New structure, with separate definitions for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA. (elf_sh_plt0_entry): Delete both definitions. (elf_sh_plt_entry, elf_sh_pic_plt_entry): Likewise. (elf_sh_sizeof_plt, elf_sh_plt_plt0_offset): Likewise. (elf_sh_plt_temp_offset, elf_sh_plt_symbol_offset): Likewise. (elf_sh_plt_reloc_offset): Likewise. (movi_shori_putval): Delete in favor of... (install_plt_field): ...this new function, with separate definitions for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA. (get_plt_info): New function, with separate definitions for INCLUDE_SHMEDIA and !INCLUDE_SHMEDIA. (elf_sh_plt0_linker_offset, elf_sh_plt0_gotid_offset): Delete. (VXWORKS_PLT_HEADER_SIZE, VXWORKS_PLT_ENTRY_SIZE): New macros. (vxworks_sh_plt0_entry_be, vxworks_sh_plt0_entry_le): New constants. (vxworks_sh_plt_entry_be, vxworks_sh_plt_entry_le): Likewise. (vxworks_sh_pic_plt_entry_be, vxworks_sh_pic_plt_entry_le): Likewise. (get_plt_index, get_plt_offset): New functions. (elf_sh_link_hash_table): Add srelplt2, plt_info and vxworks_p fields. (sh_elf_link_hash_table_create): Initialize them. (sh_elf_create_dynamic_sections): Call elf_vxworks_create_dynamic_sections for VxWorks. (allocate_dynrelocs): Use htab->plt_info to get the size of PLT entries. Allocate relocation entries in .rela.plt.unloaded if generating a VxWorks executable. (sh_elf_always_size_sections): New function. (sh_elf_size_dynamic_sections): Extend .rela.plt handling to .rela.plt.unloaded. (sh_elf_relocate_section): Use get_howto_table. Honor partial_inplace when calculating the addend for dynamic relocations. Use get_plt_index. (sh_elf_finish_dynamic_symbol): Use get_plt_index, install_plt_field and htab->plt_info. Fill in the bra .plt offset for VxWorks executables. Populate .rela.plt.unloaded. Do not make _GLOBAL_OFFSET_TABLE_ absolute on VxWorks. (sh_elf_finish_dynamic_sections): Use install_plt_field and htab->plt_info. Handle cases where there is no special PLT header. Populate the first relocation in .rela.plt.unloaded and fix up the remaining entries. (sh_elf_plt_sym_val): Use get_plt_info. (elf_backend_always_size_sections): Define. (TARGET_BIG_SYM, TARGET_BIG_NAME): Override for VxWorks. (TARGET_LITTLE_SYM, TARGET_BIG_SYM): Likewise. (elf32_bed, elf_backend_want_plt_sym): Likewise. (elf_symbol_leading_char, elf_backend_want_got_underscore): Likewise. (elf_backend_grok_prstatus, elf_backend_grok_psinfo): Likewise. (elf_backend_add_symbol_hook): Likewise. (elf_backend_link_output_symbol_hook): Likewise. (elf_backend_emit_relocs): Likewise. (elf_backend_final_write_processing): Likewise. (ELF_MAXPAGESIZE, ELF_COMMONPAGESIZE): Likewise. * targets.c (bfd_elf32_shlvxworks_vec): Declare. (bfd_elf32_shvxworks_vec): Likewise. (_bfd_target_vector): Include bfd_elf32_shlvxworks_vec and bfd_elf32_shvxworks_vec. gas/ * config/tc-sh.c (apply_full_field_fix): New function. (md_apply_fix): Use it instead of md_number_to_chars. Do not fill in fx_addnumber for BFD_RELOC_32_PLT_PCREL. (tc_gen_reloc): Use fx_addnumber rather than 0 as the default case. * config/tc-sh.h (TARGET_FORMAT): Override for TE_VXWORKS. ld/ 2006-08-02 Richard Sandiford <richard@codesourcery.com> Kazu Hirata <kazu@codesourcery.com> Phil Edwards <phil@codesourcery.com> * Makefile.am (ALL_EMULATIONS): Add eshelf_vxworks.o and eshlelf_vxworks.o. (eshelf_vxworks.c, eshlelf_vxworks.c): New rules. * Makefile.in: Regenerate. * configure.tgt (sh-*-vxworks): Use shelf_vxworks and shlelf_vxworks. * emulparams/shelf_vxworks.sh: New file. * emulparams/shlelf_vxworks.sh: Likewise. * emulparams/vxworks.sh (FINI): Prefix _etext with ${SYMPREFIX}. (OTHER_END_SYMBOLS): Likewise _ehdr. (DATA_END_SYMBOLS): Likewise _edata. * emultempl/vxworks.em (vxworks_after_open): Check whether output_bfd is indeed an ELF file before dealing with --force-dynamic. ld/testsuite/ * ld-sh/rd-sh.exp: Treat vxworks1-static.d specially. * ld-sh/sh-vxworks.exp: New file. * ld-sh/sh.exp: Extend sh-linux SIZEOF_HEADERS handling to sh-*-vxworks. * ld-sh/vxworks1-le.dd, ld-sh/vxworks1-lib-le.dd, * ld-sh/vxworks1-lib.dd, ld-sh/vxworks1-lib.nd, * ld-sh/vxworks1-lib.rd, ld-sh/vxworks1-lib.s, * ld-sh/vxworks1-static.d, ld-sh/vxworks1.dd, * ld-sh/vxworks1.ld, ld-sh/vxworks1.rd, ld-sh/vxworks1.s, * ld-sh/vxworks2-static.sd, ld-sh/vxworks2.s, * ld-sh/vxworks2.sd, ld-sh/vxworks3-le.dd, * ld-sh/vxworks3-lib-le.dd, ld-sh/vxworks3-lib.dd, * ld-sh/vxworks3-lib.s, ld-sh/vxworks3.dd, ld-sh/vxworks3.s, * ld-sh/vxworks4.d, ld-sh/vxworks4a.s, ld-sh/vxworks4b.s, * ld-sh/reloc1.s, ld-sh/reloc1.d: New tests.
76 lines
2.3 KiB
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76 lines
2.3 KiB
Text
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.*: file format .*
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Disassembly of section \.plt:
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00080800 <_PROCEDURE_LINKAGE_TABLE_>:
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80800: d0 01 mov\.l 80808 <_PROCEDURE_LINKAGE_TABLE_\+0x8>,r0 ! 0xc
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80802: 00 ce mov\.l @\(r0,r12\),r0
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80804: 40 2b jmp @r0
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80806: 00 09 nop
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80808: 00 00 .*
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8080a: 00 0c .*
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8080c: d0 01 mov\.l 80814 <_sglobal@plt\+0x14>,r0 | 0x0
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8080e: 51 c2 mov\.l @\(8,r12\),r1
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80810: 41 2b jmp @r1
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80812: 00 09 nop
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80814: 00 00 .*
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\.\.\.
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00080818 <_sexternal@plt>:
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80818: d0 01 mov\.l 80820 <_sexternal@plt\+0x8>,r0 ! 0x10
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8081a: 00 ce mov\.l @\(r0,r12\),r0
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8081c: 40 2b jmp @r0
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8081e: 00 09 nop
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80820: 00 00 .*
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80822: 00 10 .*
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80824: d0 01 mov\.l 8082c <_sexternal@plt\+0x14>,r0 ! 0xc
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80826: 51 c2 mov\.l @\(8,r12\),r1
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80828: 41 2b jmp @r1
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8082a: 00 09 nop
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8082c: 00 00 .*
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8082e: 00 0c .*
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Disassembly of section \.text:
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00080c00 <_foo>:
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80c00: 2f c6 mov\.l r12,@-r15
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80c02: 4f 22 sts\.l pr,@-r15
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80c04: dc 0a mov\.l 80c30 <_foo\+0x30>,r12 ! 0x0
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80c06: 6c c2 mov\.l @r12,r12
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80c08: d0 0a mov\.l 80c34 <_foo\+0x34>,r0 ! 0x0
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80c0a: 0c ce mov\.l @\(r0,r12\),r12
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80c0c: d0 0a mov\.l 80c38 <_foo\+0x38>,r0 ! 0x14
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80c0e: 01 ce mov\.l @\(r0,r12\),r1
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80c10: 62 12 mov\.l @r1,r2
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80c12: 72 01 add #1,r2
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80c14: 21 22 mov\.l r2,@r1
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80c16: d0 09 mov\.l 80c3c <_foo\+0x3c>,r0 ! 0x2c
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80c18: 00 03 bsrf r0
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80c1a: 00 09 nop
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80c1c: d0 08 mov\.l 80c40 <_foo\+0x40>,r0 ! 0xfffffbde
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80c1e: 00 03 bsrf r0
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80c20: 00 09 nop
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80c22: d0 08 mov\.l 80c44 <_foo\+0x44>,r0 ! 0xfffffbf0
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80c24: 00 03 bsrf r0
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80c26: 00 09 nop
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80c28: 4f 26 lds\.l @r15\+,pr
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80c2a: 00 0b rts
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80c2c: 6c f6 mov\.l @r15\+,r12
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80c2e: 00 09 nop
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...
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80c38: 00 00 .*
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80c3a: 00 14 .*
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80c3c: 00 00 .*
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80c3e: 00 2c .*
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80c40: ff ff .*
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80c42: fb de .*
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80c44: ff ff .*
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80c46: fb f0 .*
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00080c48 <_slocal>:
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80c48: 00 0b rts
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80c4a: 00 09 nop
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00080c4c <_sglobal>:
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80c4c: 00 0b rts
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80c4e: 00 09 nop
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