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| author | Walter Lee <walt@tilera.com> | 2012-08-28 02:43:22 +0000 |
|---|---|---|
| committer | Walter Lee <walt@tilera.com> | 2012-08-28 02:43:22 +0000 |
| commit | aafdd9a5fc77255a1036daf4a6ab062540a38fce (patch) | |
| tree | 734e58f4479c59dc80d2e584d171c9bb6a2fcfa6 /include | |
| parent | 4acb2ffac7dc6f5bef9c0f744ab8b5ba865850af (diff) | |
| download | newlib-aafdd9a5fc77255a1036daf4a6ab062540a38fce.zip newlib-aafdd9a5fc77255a1036daf4a6ab062540a38fce.tar.gz newlib-aafdd9a5fc77255a1036daf4a6ab062540a38fce.tar.bz2 | |
Add support for constructing pc-relative addresses to the plt, by
adding the necessary assembly operators and relocations.
bfd:
* reloc.c (Add BFD_RELOC_TILEGX_IMM16_X0_HW0_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW0_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW1_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW1_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW2_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW2_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW3_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW3_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW0_LAST_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW0_LAST_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW1_LAST_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW1_LAST_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X0_HW2_LAST_PLT_PCREL,
BFD_RELOC_TILEGX_IMM16_X1_HW2_LAST_PLT_PCREL): new relocations.
* elfxx-tilegx.c (tilegx_elf_howto_table): Handle new relocations.
(tilegx_reloc_map): Ditto.
(reloc_to_create_func): Ditto.
(tilegx_elf_check_relocs): Ditto.
(tilegx_elf_gc_sweep_hook): Ditto.
(tilegx_elf_relocate_section): Ditto.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
gas:
* tc-tilegx.c (O_hw0_plt): Define operator.
(O_hw1_plt): Ditto.
(O_hw1_last_plt): Ditto.
(O_hw2_last_plt): Ditto.
(md_begin): Handle new operators.
(emit_tilegx_instruction): Ditto.
(md_apply_fix): Ditto.
* doc/c-tilegx.texi: Document new operators.
include/elf:
* tilegx.h (R_TILEGX_IMM16_X0_HW0_PLT_PCREL): New relocation.
(R_TILEGX_IMM16_X1_HW0_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW1_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X1_HW1_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW2_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X1_HW2_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW3_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X1_HW3_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW0_LAST_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X1_HW0_LAST_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW1_LAST_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X1_HW1_LAST_PLT_PCREL): Ditto.
(R_TILEGX_IMM16_X0_HW2_LAST_PLT_PCREL ): Ditto.
(R_TILEGX_IMM16_X1_HW2_LAST_PLT_PCREL): Ditto.
Diffstat (limited to 'include')
| -rw-r--r-- | include/elf/ChangeLog | 17 | ||||
| -rw-r--r-- | include/elf/tilegx.h | 20 |
2 files changed, 34 insertions, 3 deletions
diff --git a/include/elf/ChangeLog b/include/elf/ChangeLog index 362dc45..ece126a 100644 --- a/include/elf/ChangeLog +++ b/include/elf/ChangeLog @@ -1,3 +1,20 @@ +2012-08-27 Walter Lee <walt@tilera.com> + + * tilegx.h (R_TILEGX_IMM16_X0_HW0_PLT_PCREL): New relocation. + (R_TILEGX_IMM16_X1_HW0_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW1_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X1_HW1_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW2_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X1_HW2_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW3_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X1_HW3_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW0_LAST_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X1_HW0_LAST_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW1_LAST_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X1_HW1_LAST_PLT_PCREL): Ditto. + (R_TILEGX_IMM16_X0_HW2_LAST_PLT_PCREL ): Ditto. + (R_TILEGX_IMM16_X1_HW2_LAST_PLT_PCREL): Ditto. + 2012-08-13 Ian Bolton <ian.bolton@arm.com> Laurent Desnogues <laurent.desnogues@arm.com> Jim MacArthur <jim.macarthur@arm.com> diff --git a/include/elf/tilegx.h b/include/elf/tilegx.h index 004ce28..e838b80 100644 --- a/include/elf/tilegx.h +++ b/include/elf/tilegx.h @@ -104,13 +104,21 @@ START_RELOC_NUMBERS (elf_tilegx_reloc_type) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_GOT, 64) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_GOT, 65) - /* Relocs 66-71 are currently not defined. */ + + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_PLT_PCREL, 66) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_PLT_PCREL, 67) + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW1_PLT_PCREL, 68) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW1_PLT_PCREL, 69) + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW2_PLT_PCREL, 70) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW2_PLT_PCREL, 71) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_LAST_GOT, 72) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_LAST_GOT, 73) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW1_LAST_GOT, 74) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW1_LAST_GOT, 75) - /* Relocs 76-77 are currently not defined. */ + + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW3_PLT_PCREL, 76) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW3_PLT_PCREL, 77) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_TLS_GD, 78) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_TLS_GD, 79) @@ -128,7 +136,13 @@ START_RELOC_NUMBERS (elf_tilegx_reloc_type) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_TLS_IE, 92) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_TLS_IE, 93) - /* Relocs 94-99 are currently not defined. */ + + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_LAST_PLT_PCREL, 94) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_LAST_PLT_PCREL, 95) + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW1_LAST_PLT_PCREL, 96) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW1_LAST_PLT_PCREL, 97) + RELOC_NUMBER (R_TILEGX_IMM16_X0_HW2_LAST_PLT_PCREL, 98) + RELOC_NUMBER (R_TILEGX_IMM16_X1_HW2_LAST_PLT_PCREL, 99) RELOC_NUMBER (R_TILEGX_IMM16_X0_HW0_LAST_TLS_IE, 100) RELOC_NUMBER (R_TILEGX_IMM16_X1_HW0_LAST_TLS_IE, 101) |