12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576777879808182838485868788899091929394959697989910010110210310410510610710810911011111211311411511611711811912012112212312412512612712812913013113213313413513613713813914014114214314414514614714814915015115215315415515615715815916016116216316416516616716816917017117217317417517617717817918018118218318418518618718818919019119219319419519619719819920020120220320420520620720820921021121221321421521621721821922022122222322422522622722822923023123223323423523623723823924024124224324424524624724824925025125225325425525625725825926026126226326426526626726826927027127227327427527627727827928028128228328428528628728828929029129229329429529629729829930030130230330430530630730830931031131231331431531631731831932032132232332432532632732832933033133233333433533633733833934034134234334434534634734834935035135235335435535635735835936036136236336436536636736836937037137237337437537637737837938038138238338438538638738838939039139239339439539639739839940040140240340440540640740840941041141241341441541641741841942042142242342442542642742842943043143243343443543643743843944044144244344444544644744844945045145245345445545645745845946046146246346446546646746846947047147247347447547647747847948048148248348448548648748848949049149249349449549649749849950050150250350450550650750850951051151251351451551651751851952052152252352452552652752852953053153253353453553653753853954054154254354454554654754854955055155255355455555655755855956056156256356456556656756856957057157257357457557657757857958058158258358458558658758858959059159259359459559659759859960060160260360460560660760860961061161261361461561661761861962062162262362462562662762862963063163263363463563663763863964064164264364464564664764864965065165265365465565665765865966066166266366466566666766866967067167267367467567667767867968068168268368468568668768868969069169269369469569669769869970070170270370470570670770870971071171271371471571671771871972072172272372472572672772872973073173273373473573673773873974074174274374474574674774874975075175275375475575675775875976076176276376476576676776876977077177277377477577677777877978078178278378478578678778878979079179279379479579679779879980080180280380480580680780880981081181281381481581681781881982082182282382482582682782882983083183283383483583683783883984084184284384484584684784884985085185285385485585685785885986086186286386486586686786886987087187287387487587687787887988088188288388488588688788888989089189289389489589689789889990090190290390490590690790890991091191291391491591691791891992092192292392492592692792892993093193293393493593693793893994094194294394494594694794894995095195295395495595695795895996096196296396496596696796896997097197297397497597697797897998098198298398498598698798898999099199299399499599699799899910001001100210031004100510061007100810091010101110121013101410151016101710181019102010211022102310241025102610271028102910301031103210331034103510361037103810391040104110421043104410451046104710481049105010511052105310541055105610571058105910601061106210631064106510661067106810691070107110721073107410751076107710781079108010811082108310841085108610871088108910901091109210931094109510961097109810991100110111021103110411051106110711081109111011111112111311141115111611171118111911201121112211231124112511261127112811291130113111321133113411351136113711381139114011411142114311441145114611471148114911501151115211531154115511561157115811591160116111621163116411651166116711681169117011711172117311741175117611771178117911801181118211831184118511861187118811891190119111921193119411951196119711981199120012011202120312041205120612071208120912101211121212131214121512161217121812191220122112221223122412251226122712281229123012311232123312341235123612371238123912401241124212431244124512461247124812491250125112521253125412551256125712581259126012611262126312641265126612671268126912701271127212731274127512761277127812791280128112821283128412851286128712881289129012911292129312941295129612971298129913001301130213031304130513061307130813091310131113121313131413151316131713181319132013211322132313241325132613271328132913301331133213331334133513361337133813391340134113421343134413451346134713481349135013511352135313541355135613571358135913601361136213631364136513661367136813691370137113721373137413751376137713781379138013811382138313841385138613871388138913901391139213931394139513961397139813991400140114021403140414051406140714081409141014111412141314141415141614171418141914201421142214231424142514261427142814291430143114321433143414351436143714381439144014411442144314441445144614471448144914501451145214531454145514561457145814591460146114621463146414651466146714681469147014711472147314741475147614771478147914801481148214831484148514861487148814891490149114921493149414951496149714981499150015011502150315041505150615071508150915101511151215131514151515161517151815191520152115221523152415251526152715281529153015311532153315341535153615371538153915401541154215431544154515461547154815491550155115521553155415551556155715581559156015611562156315641565156615671568156915701571157215731574157515761577157815791580158115821583158415851586158715881589159015911592159315941595159615971598159916001601160216031604160516061607160816091610161116121613161416151616161716181619162016211622162316241625162616271628162916301631163216331634163516361637163816391640164116421643164416451646164716481649165016511652165316541655165616571658165916601661166216631664166516661667166816691670167116721673167416751676167716781679168016811682168316841685168616871688168916901691169216931694169516961697169816991700170117021703170417051706170717081709171017111712171317141715171617171718171917201721172217231724172517261727172817291730173117321733173417351736173717381739174017411742174317441745174617471748174917501751175217531754175517561757175817591760176117621763176417651766176717681769177017711772177317741775177617771778177917801781178217831784178517861787178817891790179117921793179417951796179717981799180018011802180318041805180618071808180918101811181218131814181518161817181818191820182118221823182418251826182718281829183018311832183318341835183618371838183918401841184218431844184518461847184818491850185118521853185418551856185718581859186018611862186318641865186618671868186918701871187218731874187518761877187818791880188118821883188418851886188718881889189018911892189318941895189618971898189919001901190219031904190519061907190819091910191119121913191419151916191719181919192019211922192319241925192619271928192919301931193219331934193519361937193819391940194119421943194419451946194719481949195019511952195319541955195619571958195919601961196219631964196519661967196819691970197119721973197419751976197719781979198019811982198319841985198619871988198919901991199219931994199519961997199819992000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027202820292030203120322033203420352036203720382039204020412042204320442045204620472048204920502051205220532054205520562057205820592060206120622063206420652066206720682069207020712072207320742075207620772078207920802081208220832084208520862087208820892090209120922093209420952096209720982099210021012102210321042105210621072108210921102111211221132114211521162117211821192120212121222123212421252126212721282129213021312132213321342135213621372138213921402141214221432144214521462147214821492150215121522153215421552156215721582159216021612162216321642165216621672168216921702171217221732174217521762177217821792180218121822183218421852186218721882189219021912192219321942195219621972198219922002201220222032204220522062207220822092210221122122213221422152216221722182219222022212222222322242225222622272228222922302231223222332234223522362237223822392240224122422243224422452246224722482249225022512252225322542255225622572258225922602261226222632264226522662267226822692270227122722273227422752276227722782279228022812282228322842285228622872288228922902291229222932294229522962297229822992300230123022303230423052306230723082309231023112312231323142315231623172318231923202321232223232324232523262327232823292330233123322333233423352336233723382339234023412342234323442345234623472348234923502351235223532354235523562357235823592360236123622363236423652366236723682369237023712372237323742375237623772378237923802381238223832384238523862387238823892390239123922393239423952396239723982399240024012402240324042405240624072408240924102411241224132414241524162417241824192420242124222423242424252426242724282429243024312432243324342435243624372438243924402441244224432444244524462447244824492450245124522453245424552456245724582459246024612462246324642465246624672468246924702471247224732474247524762477247824792480248124822483248424852486248724882489249024912492249324942495249624972498249925002501250225032504250525062507250825092510251125122513251425152516251725182519252025212522252325242525252625272528252925302531253225332534253525362537253825392540254125422543254425452546254725482549255025512552255325542555255625572558255925602561256225632564256525662567256825692570257125722573257425752576257725782579258025812582258325842585258625872588258925902591259225932594259525962597259825992600260126022603260426052606260726082609261026112612261326142615261626172618261926202621262226232624262526262627262826292630263126322633263426352636263726382639264026412642264326442645264626472648264926502651265226532654265526562657265826592660266126622663266426652666266726682669267026712672267326742675267626772678267926802681268226832684268526862687268826892690269126922693269426952696269726982699270027012702270327042705270627072708270927102711271227132714271527162717271827192720272127222723272427252726272727282729 |
- /* MIPS-specific support for 32-bit ELF
- Copyright (C) 1993-2022 Free Software Foundation, Inc.
- Most of the information added by Ian Lance Taylor, Cygnus Support,
- <ian@cygnus.com>.
- N32/64 ABI support added by Mark Mitchell, CodeSourcery, LLC.
- <mark@codesourcery.com>
- Traditional MIPS targets support added by Koundinya.K, Dansk Data
- Elektronik & Operations Research Group. <kk@ddeorg.soft.net>
- This file is part of BFD, the Binary File Descriptor library.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 3 of the License, or
- (at your option) any later version.
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
- MA 02110-1301, USA. */
- /* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly
- different MIPS ELF from other targets. This matters when linking.
- This file supports both, switching at runtime. */
- #include "sysdep.h"
- #include "bfd.h"
- #include "libbfd.h"
- #include "bfdlink.h"
- #include "genlink.h"
- #include "elf-bfd.h"
- #include "elfxx-mips.h"
- #include "elf/mips.h"
- #include "elf-vxworks.h"
- /* Get the ECOFF swapping routines. */
- #include "coff/sym.h"
- #include "coff/symconst.h"
- #include "coff/internal.h"
- #include "coff/ecoff.h"
- #include "coff/mips.h"
- #define ECOFF_SIGNED_32
- #include "ecoffswap.h"
- static bfd_reloc_status_type gprel32_with_gp
- (bfd *, asymbol *, arelent *, asection *, bool, void *, bfd_vma);
- static bfd_reloc_status_type mips_elf_gprel32_reloc
- (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
- static bfd_reloc_status_type mips32_64bit_reloc
- (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
- static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
- (bfd *, bfd_reloc_code_real_type);
- static bool mips_info_to_howto_rel
- (bfd *, arelent *, Elf_Internal_Rela *);
- static bool mips_info_to_howto_rela
- (bfd *, arelent *, Elf_Internal_Rela *);
- static bool mips_elf_sym_is_global
- (bfd *, asymbol *);
- static bool mips_elf32_elfsym_local_is_section
- (bfd *);
- static bool mips_elf32_object_p
- (bfd *);
- static bool mips_elf_is_local_label_name
- (bfd *, const char *);
- static bfd_reloc_status_type mips16_gprel_reloc
- (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
- static bfd_reloc_status_type mips_elf_final_gp
- (bfd *, asymbol *, bool, char **, bfd_vma *);
- static bool mips_elf_assign_gp
- (bfd *, bfd_vma *);
- static bool elf32_mips_grok_prstatus
- (bfd *, Elf_Internal_Note *);
- static bool elf32_mips_grok_psinfo
- (bfd *, Elf_Internal_Note *);
- static irix_compat_t elf32_mips_irix_compat
- (bfd *);
- extern const bfd_target mips_elf32_be_vec;
- extern const bfd_target mips_elf32_le_vec;
- /* Nonzero if ABFD is using the N32 ABI. */
- #define ABI_N32_P(abfd) \
- ((elf_elfheader (abfd)->e_flags & EF_MIPS_ABI2) != 0)
- /* Whether we are trying to be compatible with IRIX at all. */
- #define SGI_COMPAT(abfd) \
- (elf32_mips_irix_compat (abfd) != ict_none)
- /* The number of local .got entries we reserve. */
- #define MIPS_RESERVED_GOTNO (2)
- /* In case we're on a 32-bit machine, construct a 64-bit "-1" value
- from smaller values. Start with zero, widen, *then* decrement. */
- #define MINUS_ONE (((bfd_vma)0) - 1)
- /* The relocation table used for SHT_REL sections. */
- static reloc_howto_type elf_mips_howto_table_rel[] =
- {
- /* No relocation. */
- HOWTO (R_MIPS_NONE, /* type */
- 0, /* rightshift */
- 3, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_NONE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
- /* 16 bit relocation. */
- HOWTO (R_MIPS_16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 32 bit relocation. */
- HOWTO (R_MIPS_32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 32 bit symbol relative relocation. */
- HOWTO (R_MIPS_REL32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_REL32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 26 bit jump address. */
- HOWTO (R_MIPS_26, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- /* This needs complex overflow
- detection, because the upper four
- bits must match the PC + 4. */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_26", /* name */
- true, /* partial_inplace */
- 0x03ffffff, /* src_mask */
- 0x03ffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of symbol value. */
- HOWTO (R_MIPS_HI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_hi16_reloc, /* special_function */
- "R_MIPS_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of symbol value. */
- HOWTO (R_MIPS_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_lo16_reloc, /* special_function */
- "R_MIPS_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* GP relative reference. */
- HOWTO (R_MIPS_GPREL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf32_gprel16_reloc, /* special_function */
- "R_MIPS_GPREL16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Reference to literal section. */
- HOWTO (R_MIPS_LITERAL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf32_gprel16_reloc, /* special_function */
- "R_MIPS_LITERAL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Reference to global offset table. */
- HOWTO (R_MIPS_GOT16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_got16_reloc, /* special_function */
- "R_MIPS_GOT16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 16 bit PC relative reference. Note that the ABI document has a typo
- and claims R_MIPS_PC16 to be not rightshifted, rendering it useless.
- We do the right thing here. */
- HOWTO (R_MIPS_PC16, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
- /* 16 bit call through global offset table. */
- HOWTO (R_MIPS_CALL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_CALL16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 32 bit GP relative reference. */
- HOWTO (R_MIPS_GPREL32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- mips_elf_gprel32_reloc, /* special_function */
- "R_MIPS_GPREL32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* The remaining relocs are defined on Irix 5, although they are
- not defined by the ABI. */
- EMPTY_HOWTO (13),
- EMPTY_HOWTO (14),
- EMPTY_HOWTO (15),
- /* A 5 bit shift field. */
- HOWTO (R_MIPS_SHIFT5, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 5, /* bitsize */
- false, /* pc_relative */
- 6, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_SHIFT5", /* name */
- true, /* partial_inplace */
- 0x000007c0, /* src_mask */
- 0x000007c0, /* dst_mask */
- false), /* pcrel_offset */
- /* A 6 bit shift field. */
- /* FIXME: This is not handled correctly; a special function is
- needed to put the most significant bit in the right place. */
- HOWTO (R_MIPS_SHIFT6, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 6, /* bitsize */
- false, /* pc_relative */
- 6, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_SHIFT6", /* name */
- true, /* partial_inplace */
- 0x000007c4, /* src_mask */
- 0x000007c4, /* dst_mask */
- false), /* pcrel_offset */
- /* A 64 bit relocation. */
- HOWTO (R_MIPS_64, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- mips32_64bit_reloc, /* special_function */
- "R_MIPS_64", /* name */
- true, /* partial_inplace */
- MINUS_ONE, /* src_mask */
- MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
- /* Displacement in the global offset table. */
- HOWTO (R_MIPS_GOT_DISP, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GOT_DISP", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Displacement to page pointer in the global offset table. */
- HOWTO (R_MIPS_GOT_PAGE, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GOT_PAGE", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Offset from page pointer in the global offset table. */
- HOWTO (R_MIPS_GOT_OFST, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GOT_OFST", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of displacement in global offset table. */
- HOWTO (R_MIPS_GOT_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GOT_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of displacement in global offset table. */
- HOWTO (R_MIPS_GOT_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GOT_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 64 bit subtraction. Used in the N32 ABI. */
- HOWTO (R_MIPS_SUB, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_SUB", /* name */
- true, /* partial_inplace */
- MINUS_ONE, /* src_mask */
- MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
- /* Used to cause the linker to insert and delete instructions? */
- EMPTY_HOWTO (R_MIPS_INSERT_A),
- EMPTY_HOWTO (R_MIPS_INSERT_B),
- EMPTY_HOWTO (R_MIPS_DELETE),
- /* Get the higher value of a 64 bit addend. */
- HOWTO (R_MIPS_HIGHER, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_HIGHER", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Get the highest value of a 64 bit addend. */
- HOWTO (R_MIPS_HIGHEST, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_HIGHEST", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of displacement in global offset table. */
- HOWTO (R_MIPS_CALL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_CALL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of displacement in global offset table. */
- HOWTO (R_MIPS_CALL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_CALL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Section displacement. */
- HOWTO (R_MIPS_SCN_DISP, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_SCN_DISP", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (R_MIPS_REL16),
- EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
- EMPTY_HOWTO (R_MIPS_PJUMP),
- EMPTY_HOWTO (R_MIPS_RELGOT),
- /* Protected jump conversion. This is an optimization hint. No
- relocation is required for correctness. */
- HOWTO (R_MIPS_JALR, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_JALR", /* name */
- false, /* partial_inplace */
- 0x00000000, /* src_mask */
- 0x00000000, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS GD/LD dynamic relocations. */
- HOWTO (R_MIPS_TLS_DTPMOD32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_DTPMOD32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- HOWTO (R_MIPS_TLS_DTPREL32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_DTPREL32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
- EMPTY_HOWTO (R_MIPS_TLS_DTPREL64),
- /* TLS general dynamic variable reference. */
- HOWTO (R_MIPS_TLS_GD, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_GD", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic variable reference. */
- HOWTO (R_MIPS_TLS_LDM, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_LDM", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic offset. */
- HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_DTPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic offset. */
- HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_DTPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS thread pointer offset. */
- HOWTO (R_MIPS_TLS_GOTTPREL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_GOTTPREL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS IE dynamic relocations. */
- HOWTO (R_MIPS_TLS_TPREL32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_TPREL32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (R_MIPS_TLS_TPREL64),
- /* TLS thread pointer offset. */
- HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_TPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS thread pointer offset. */
- HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_TLS_TPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 32 bit relocation with no addend. */
- HOWTO (R_MIPS_GLOB_DAT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GLOB_DAT", /* name */
- false, /* partial_inplace */
- 0x0, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (52),
- EMPTY_HOWTO (53),
- EMPTY_HOWTO (54),
- EMPTY_HOWTO (55),
- EMPTY_HOWTO (56),
- EMPTY_HOWTO (57),
- EMPTY_HOWTO (58),
- EMPTY_HOWTO (59),
- HOWTO (R_MIPS_PC21_S2, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 21, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC21_S2", /* name */
- true, /* partial_inplace */
- 0x001fffff, /* src_mask */
- 0x001fffff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MIPS_PC26_S2, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC26_S2", /* name */
- true, /* partial_inplace */
- 0x03ffffff, /* src_mask */
- 0x03ffffff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MIPS_PC18_S3, /* type */
- 3, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 18, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC18_S3", /* name */
- true, /* partial_inplace */
- 0x0003ffff, /* src_mask */
- 0x0003ffff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MIPS_PC19_S2, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 19, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC19_S2", /* name */
- true, /* partial_inplace */
- 0x0007ffff, /* src_mask */
- 0x0007ffff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MIPS_PCHI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PCHI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MIPS_PCLO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PCLO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
- };
- /* The reloc used for BFD_RELOC_CTOR when doing a 64 bit link. This
- is a hack to make the linker think that we need 64 bit values. */
- static reloc_howto_type elf_mips_ctor64_howto =
- HOWTO (R_MIPS_64, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- mips32_64bit_reloc, /* special_function */
- "R_MIPS_64", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false); /* pcrel_offset */
- static reloc_howto_type elf_mips16_howto_table_rel[] =
- {
- /* The reloc used for the mips16 jump instruction. */
- HOWTO (R_MIPS16_26, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- /* This needs complex overflow
- detection, because the upper four
- bits must match the PC. */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_26", /* name */
- true, /* partial_inplace */
- 0x3ffffff, /* src_mask */
- 0x3ffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* The reloc used for the mips16 gprel instruction. */
- HOWTO (R_MIPS16_GPREL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- mips16_gprel_reloc, /* special_function */
- "R_MIPS16_GPREL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* A MIPS16 reference to the global offset table. */
- HOWTO (R_MIPS16_GOT16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_got16_reloc, /* special_function */
- "R_MIPS16_GOT16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* A MIPS16 call through the global offset table. */
- HOWTO (R_MIPS16_CALL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_CALL16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 high 16 bits of symbol value. */
- HOWTO (R_MIPS16_HI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_hi16_reloc, /* special_function */
- "R_MIPS16_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 low 16 bits of symbol value. */
- HOWTO (R_MIPS16_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_lo16_reloc, /* special_function */
- "R_MIPS16_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS general dynamic variable reference. */
- HOWTO (R_MIPS16_TLS_GD, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_GD", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS local dynamic variable reference. */
- HOWTO (R_MIPS16_TLS_LDM, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_LDM", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS local dynamic offset. */
- HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_DTPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS local dynamic offset. */
- HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_DTPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS thread pointer offset. */
- HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_GOTTPREL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS thread pointer offset. */
- HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_TPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 TLS thread pointer offset. */
- HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_TLS_TPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* MIPS16 16-bit PC-relative branch offset. */
- HOWTO (R_MIPS16_PC16_S1, /* type */
- 1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS16_PC16_S1", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
- };
- static reloc_howto_type elf_micromips_howto_table_rel[] =
- {
- EMPTY_HOWTO (130),
- EMPTY_HOWTO (131),
- EMPTY_HOWTO (132),
- /* 26 bit jump address. */
- HOWTO (R_MICROMIPS_26_S1, /* type */
- 1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 26, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- /* This needs complex overflow
- detection, because the upper four
- bits must match the PC. */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_26_S1", /* name */
- true, /* partial_inplace */
- 0x3ffffff, /* src_mask */
- 0x3ffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of symbol value. */
- HOWTO (R_MICROMIPS_HI16, /* type */
- 16, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_hi16_reloc, /* special_function */
- "R_MICROMIPS_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of symbol value. */
- HOWTO (R_MICROMIPS_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_lo16_reloc, /* special_function */
- "R_MICROMIPS_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* GP relative reference. */
- HOWTO (R_MICROMIPS_GPREL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf32_gprel16_reloc, /* special_function */
- "R_MICROMIPS_GPREL16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Reference to literal section. */
- HOWTO (R_MICROMIPS_LITERAL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf32_gprel16_reloc, /* special_function */
- "R_MICROMIPS_LITERAL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Reference to global offset table. */
- HOWTO (R_MICROMIPS_GOT16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_got16_reloc, /* special_function */
- "R_MICROMIPS_GOT16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* This is for microMIPS branches. */
- HOWTO (R_MICROMIPS_PC7_S1, /* type */
- 1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 7, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_PC7_S1", /* name */
- true, /* partial_inplace */
- 0x0000007f, /* src_mask */
- 0x0000007f, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MICROMIPS_PC10_S1, /* type */
- 1, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 10, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_PC10_S1", /* name */
- true, /* partial_inplace */
- 0x000003ff, /* src_mask */
- 0x000003ff, /* dst_mask */
- true), /* pcrel_offset */
- HOWTO (R_MICROMIPS_PC16_S1, /* type */
- 1, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_PC16_S1", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
- /* 16 bit call through global offset table. */
- HOWTO (R_MICROMIPS_CALL16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_CALL16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (143),
- EMPTY_HOWTO (144),
- /* Displacement in the global offset table. */
- HOWTO (R_MICROMIPS_GOT_DISP, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_GOT_DISP",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Displacement to page pointer in the global offset table. */
- HOWTO (R_MICROMIPS_GOT_PAGE, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_GOT_PAGE",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Offset from page pointer in the global offset table. */
- HOWTO (R_MICROMIPS_GOT_OFST, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_GOT_OFST",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of displacement in global offset table. */
- HOWTO (R_MICROMIPS_GOT_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_GOT_HI16",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of displacement in global offset table. */
- HOWTO (R_MICROMIPS_GOT_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_GOT_LO16",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* 64 bit subtraction. Used in the N32 ABI. */
- HOWTO (R_MICROMIPS_SUB, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_SUB", /* name */
- true, /* partial_inplace */
- MINUS_ONE, /* src_mask */
- MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
- /* Get the higher value of a 64 bit addend. */
- HOWTO (R_MICROMIPS_HIGHER, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_HIGHER", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Get the highest value of a 64 bit addend. */
- HOWTO (R_MICROMIPS_HIGHEST, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_HIGHEST", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* High 16 bits of displacement in global offset table. */
- HOWTO (R_MICROMIPS_CALL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_CALL_HI16",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of displacement in global offset table. */
- HOWTO (R_MICROMIPS_CALL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_CALL_LO16",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Section displacement. */
- HOWTO (R_MICROMIPS_SCN_DISP, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_SCN_DISP",/* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
- /* Protected jump conversion. This is an optimization hint. No
- relocation is required for correctness. */
- HOWTO (R_MICROMIPS_JALR, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_JALR", /* name */
- false, /* partial_inplace */
- 0x00000000, /* src_mask */
- 0x00000000, /* dst_mask */
- false), /* pcrel_offset */
- /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values
- must be zero. This is used for relaxation. */
- HOWTO (R_MICROMIPS_HI0_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_HI0_LO16",/* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (158),
- EMPTY_HOWTO (159),
- EMPTY_HOWTO (160),
- EMPTY_HOWTO (161),
- /* TLS general dynamic variable reference. */
- HOWTO (R_MICROMIPS_TLS_GD, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_GD", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic variable reference. */
- HOWTO (R_MICROMIPS_TLS_LDM, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_LDM", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic offset. */
- HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_DTPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS local dynamic offset. */
- HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_DTPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS thread pointer offset. */
- HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_GOTTPREL", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (167),
- EMPTY_HOWTO (168),
- /* TLS thread pointer offset. */
- HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_TPREL_HI16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- /* TLS thread pointer offset. */
- HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_TLS_TPREL_LO16", /* name */
- true, /* partial_inplace */
- 0x0000ffff, /* src_mask */
- 0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
- EMPTY_HOWTO (171),
- /* GP- and PC-relative relocations. */
- HOWTO (R_MICROMIPS_GPREL7_S2, /* type */
- 2, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
- 7, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf32_gprel16_reloc, /* special_function */
- "R_MICROMIPS_GPREL7_S2", /* name */
- true, /* partial_inplace */
- 0x0000007f, /* src_mask */
- 0x0000007f, /* dst_mask */
- false), /* pcrel_offset */
- HOWTO (R_MICROMIPS_PC23_S2, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 23, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MICROMIPS_PC23_S2", /* name */
- true, /* partial_inplace */
- 0x007fffff, /* src_mask */
- 0x007fffff, /* dst_mask */
- true), /* pcrel_offset */
- };
- /* 16 bit offset for pc-relative branches. */
- static reloc_howto_type elf_mips_gnu_rel16_s2 =
- HOWTO (R_MIPS_GNU_REL16_S2, /* type */
- 2, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 16, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GNU_REL16_S2", /* name */
- true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- true); /* pcrel_offset */
- /* 32 bit pc-relative. This was a GNU extension used by embedded-PIC.
- It was co-opted by mips-linux for exception-handling data. GCC stopped
- using it in May, 2004, then started using it again for compact unwind
- tables. */
- static reloc_howto_type elf_mips_gnu_pcrel32 =
- HOWTO (R_MIPS_PC32, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_PC32", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- true); /* pcrel_offset */
- /* GNU extension to record C++ vtable hierarchy */
- static reloc_howto_type elf_mips_gnu_vtinherit_howto =
- HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- NULL, /* special_function */
- "R_MIPS_GNU_VTINHERIT", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false); /* pcrel_offset */
- /* GNU extension to record C++ vtable member usage */
- static reloc_howto_type elf_mips_gnu_vtentry_howto =
- HOWTO (R_MIPS_GNU_VTENTRY, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
- _bfd_elf_rel_vtable_reloc_fn, /* special_function */
- "R_MIPS_GNU_VTENTRY", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false); /* pcrel_offset */
- /* Originally a VxWorks extension, but now used for other systems too. */
- static reloc_howto_type elf_mips_copy_howto =
- HOWTO (R_MIPS_COPY, /* type */
- 0, /* rightshift */
- 0, /* this one is variable size */
- 0, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_COPY", /* name */
- false, /* partial_inplace */
- 0x0, /* src_mask */
- 0x0, /* dst_mask */
- false); /* pcrel_offset */
- /* Originally a VxWorks extension, but now used for other systems too. */
- static reloc_howto_type elf_mips_jump_slot_howto =
- HOWTO (R_MIPS_JUMP_SLOT, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_JUMP_SLOT", /* name */
- false, /* partial_inplace */
- 0x0, /* src_mask */
- 0x0, /* dst_mask */
- false); /* pcrel_offset */
- /* Used in EH tables. */
- static reloc_howto_type elf_mips_eh_howto =
- HOWTO (R_MIPS_EH, /* type */
- 0, /* rightshift */
- 2, /* size (0 = byte, 1 = short, 2 = long) */
- 32, /* bitsize */
- false, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_EH", /* name */
- true, /* partial_inplace */
- 0xffffffff, /* src_mask */
- 0xffffffff, /* dst_mask */
- false); /* pcrel_offset */
- /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
- dangerous relocation. */
- static bool
- mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
- {
- unsigned int count;
- asymbol **sym;
- unsigned int i;
- /* If we've already figured out what GP will be, just return it. */
- *pgp = _bfd_get_gp_value (output_bfd);
- if (*pgp)
- return true;
- count = bfd_get_symcount (output_bfd);
- sym = bfd_get_outsymbols (output_bfd);
- /* The linker script will have created a symbol named `_gp' with the
- appropriate value. */
- if (sym == NULL)
- i = count;
- else
- {
- for (i = 0; i < count; i++, sym++)
- {
- register const char *name;
- name = bfd_asymbol_name (*sym);
- if (*name == '_' && strcmp (name, "_gp") == 0)
- {
- *pgp = bfd_asymbol_value (*sym);
- _bfd_set_gp_value (output_bfd, *pgp);
- break;
- }
- }
- }
- if (i >= count)
- {
- /* Only get the error once. */
- *pgp = 4;
- _bfd_set_gp_value (output_bfd, *pgp);
- return false;
- }
- return true;
- }
- /* We have to figure out the gp value, so that we can adjust the
- symbol value correctly. We look up the symbol _gp in the output
- BFD. If we can't find it, we're stuck. We cache it in the ELF
- target data. We don't need to adjust the symbol value for an
- external symbol if we are producing relocatable output. */
- static bfd_reloc_status_type
- mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bool relocatable,
- char **error_message, bfd_vma *pgp)
- {
- if (bfd_is_und_section (symbol->section)
- && ! relocatable)
- {
- *pgp = 0;
- return bfd_reloc_undefined;
- }
- *pgp = _bfd_get_gp_value (output_bfd);
- if (*pgp == 0
- && (! relocatable
- || (symbol->flags & BSF_SECTION_SYM) != 0))
- {
- if (relocatable)
- {
- /* Make up a value. */
- *pgp = symbol->section->output_section->vma /*+ 0x4000*/;
- _bfd_set_gp_value (output_bfd, *pgp);
- }
- else if (!mips_elf_assign_gp (output_bfd, pgp))
- {
- *error_message =
- (char *) _("GP relative relocation when _gp not defined");
- return bfd_reloc_dangerous;
- }
- }
- return bfd_reloc_ok;
- }
- /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must
- become the offset from the gp register. This function also handles
- R_MIPS_LITERAL relocations, although those can be handled more
- cleverly because the entries in the .lit8 and .lit4 sections can be
- merged. */
- bfd_reloc_status_type
- _bfd_mips_elf32_gprel16_reloc (bfd *abfd, arelent *reloc_entry,
- asymbol *symbol, void *data,
- asection *input_section, bfd *output_bfd,
- char **error_message)
- {
- bool relocatable;
- bfd_reloc_status_type ret;
- bfd_byte *location;
- bfd_vma gp;
- /* R_MIPS_LITERAL/R_MICROMIPS_LITERAL relocations are defined for local
- symbols only. */
- if (literal_reloc_p (reloc_entry->howto->type)
- && output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && (symbol->flags & BSF_LOCAL) != 0)
- {
- *error_message = (char *)
- _("literal relocation occurs for an external symbol");
- return bfd_reloc_outofrange;
- }
- if (output_bfd != NULL)
- relocatable = true;
- else
- {
- relocatable = false;
- output_bfd = input_section->output_section->owner;
- }
- ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
- &gp);
- if (ret != bfd_reloc_ok)
- return ret;
- location = (bfd_byte *) data + reloc_entry->address;
- _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, false,
- location);
- ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocatable,
- data, gp);
- _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
- location);
- return ret;
- }
- /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must
- become the offset from the gp register. */
- static bfd_reloc_status_type
- mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
- void *data, asection *input_section, bfd *output_bfd,
- char **error_message)
- {
- bool relocatable;
- bfd_reloc_status_type ret;
- bfd_vma gp;
- /* R_MIPS_GPREL32 relocations are defined for local symbols only. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && (symbol->flags & BSF_LOCAL) != 0)
- {
- *error_message = (char *)
- _("32bits gp relative relocation occurs for an external symbol");
- return bfd_reloc_outofrange;
- }
- if (output_bfd != NULL)
- relocatable = true;
- else
- {
- relocatable = false;
- output_bfd = input_section->output_section->owner;
- }
- ret = mips_elf_final_gp (output_bfd, symbol, relocatable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
- return gprel32_with_gp (abfd, symbol, reloc_entry, input_section,
- relocatable, data, gp);
- }
- static bfd_reloc_status_type
- gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry,
- asection *input_section, bool relocatable,
- void *data, bfd_vma gp)
- {
- bfd_vma relocation;
- bfd_vma val;
- if (bfd_is_com_section (symbol->section))
- relocation = 0;
- else
- relocation = symbol->value;
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
- return bfd_reloc_outofrange;
- /* Set val to the offset into the section or symbol. */
- val = reloc_entry->addend;
- if (reloc_entry->howto->partial_inplace)
- val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
- /* Adjust val for the final section location and GP value. If we
- are producing relocatable output, we don't want to do this for
- an external symbol. */
- if (! relocatable
- || (symbol->flags & BSF_SECTION_SYM) != 0)
- val += relocation - gp;
- if (reloc_entry->howto->partial_inplace)
- bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
- else
- reloc_entry->addend = val;
- if (relocatable)
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
- /* Handle a 64 bit reloc in a 32 bit MIPS ELF file. These are
- generated when addresses are 64 bits. The upper 32 bits are a simple
- sign extension. */
- static bfd_reloc_status_type
- mips32_64bit_reloc (bfd *abfd, arelent *reloc_entry,
- asymbol *symbol ATTRIBUTE_UNUSED,
- void *data, asection *input_section,
- bfd *output_bfd, char **error_message)
- {
- bfd_reloc_status_type r;
- arelent reloc32;
- unsigned long val;
- bfd_size_type addr;
- /* Do a normal 32 bit relocation on the lower 32 bits. */
- reloc32 = *reloc_entry;
- if (bfd_big_endian (abfd))
- reloc32.address += 4;
- reloc32.howto = &elf_mips_howto_table_rel[R_MIPS_32];
- r = bfd_perform_relocation (abfd, &reloc32, data, input_section,
- output_bfd, error_message);
- /* Sign extend into the upper 32 bits. */
- val = bfd_get_32 (abfd, (bfd_byte *) data + reloc32.address);
- if ((val & 0x80000000) != 0)
- val = 0xffffffff;
- else
- val = 0;
- addr = reloc_entry->address;
- if (bfd_little_endian (abfd))
- addr += 4;
- bfd_put_32 (abfd, val, (bfd_byte *) data + addr);
- return r;
- }
- /* Handle a mips16 GP relative reloc. */
- static bfd_reloc_status_type
- mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
- void *data, asection *input_section, bfd *output_bfd,
- char **error_message)
- {
- bool relocatable;
- bfd_reloc_status_type ret;
- bfd_byte *location;
- bfd_vma gp;
- /* If we're relocating, and this is an external symbol, we don't want
- to change anything. */
- if (output_bfd != NULL
- && (symbol->flags & BSF_SECTION_SYM) == 0
- && (symbol->flags & BSF_LOCAL) != 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
- if (output_bfd != NULL)
- relocatable = true;
- else
- {
- relocatable = false;
- output_bfd = input_section->output_section->owner;
- }
- ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
- &gp);
- if (ret != bfd_reloc_ok)
- return ret;
- location = (bfd_byte *) data + reloc_entry->address;
- _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, false,
- location);
- ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocatable,
- data, gp);
- _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
- location);
- return ret;
- }
- /* A mapping from BFD reloc types to MIPS ELF reloc types. */
- struct elf_reloc_map {
- bfd_reloc_code_real_type bfd_val;
- enum elf_mips_reloc_type elf_val;
- };
- static const struct elf_reloc_map mips_reloc_map[] =
- {
- { BFD_RELOC_NONE, R_MIPS_NONE },
- { BFD_RELOC_16, R_MIPS_16 },
- { BFD_RELOC_32, R_MIPS_32 },
- /* There is no BFD reloc for R_MIPS_REL32. */
- { BFD_RELOC_64, R_MIPS_64 },
- { BFD_RELOC_MIPS_JMP, R_MIPS_26 },
- { BFD_RELOC_HI16_S, R_MIPS_HI16 },
- { BFD_RELOC_LO16, R_MIPS_LO16 },
- { BFD_RELOC_GPREL16, R_MIPS_GPREL16 },
- { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
- { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
- { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 },
- { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
- { BFD_RELOC_GPREL32, R_MIPS_GPREL32 },
- { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },
- { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 },
- { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 },
- { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 },
- { BFD_RELOC_MIPS_SUB, R_MIPS_SUB },
- { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE },
- { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST },
- { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP },
- { BFD_RELOC_MIPS_JALR, R_MIPS_JALR },
- { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 },
- { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 },
- { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 },
- { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 },
- { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD },
- { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM },
- { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 },
- { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 },
- { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL },
- { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 },
- { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 },
- { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 },
- { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 },
- { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 },
- { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 },
- { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 },
- { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 },
- { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 },
- { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 }
- };
- static const struct elf_reloc_map mips16_reloc_map[] =
- {
- { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
- { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_DTPREL_HI16,
- R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_DTPREL_LO16,
- R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min },
- { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min }
- };
- static const struct elf_reloc_map micromips_reloc_map[] =
- {
- { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min },
- /* There is no BFD reloc for R_MICROMIPS_HI0_LO16. */
- { BFD_RELOC_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_GD - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_LDM, R_MICROMIPS_TLS_LDM - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_DTPREL_HI16,
- R_MICROMIPS_TLS_DTPREL_HI16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_DTPREL_LO16,
- R_MICROMIPS_TLS_DTPREL_LO16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_GOTTPREL,
- R_MICROMIPS_TLS_GOTTPREL - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_TPREL_HI16,
- R_MICROMIPS_TLS_TPREL_HI16 - R_MICROMIPS_min },
- { BFD_RELOC_MICROMIPS_TLS_TPREL_LO16,
- R_MICROMIPS_TLS_TPREL_LO16 - R_MICROMIPS_min },
- /* There is no BFD reloc for R_MICROMIPS_GPREL7_S2. */
- /* There is no BFD reloc for R_MICROMIPS_PC23_S2. */
- };
- /* Given a BFD reloc type, return a howto structure. */
- static reloc_howto_type *
- bfd_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
- {
- unsigned int i;
- reloc_howto_type *howto_table = elf_mips_howto_table_rel;
- reloc_howto_type *howto16_table = elf_mips16_howto_table_rel;
- reloc_howto_type *howto_micromips_table = elf_micromips_howto_table_rel;
- for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
- i++)
- {
- if (mips_reloc_map[i].bfd_val == code)
- return &howto_table[(int) mips_reloc_map[i].elf_val];
- }
- for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map);
- i++)
- {
- if (mips16_reloc_map[i].bfd_val == code)
- return &howto16_table[(int) mips16_reloc_map[i].elf_val];
- }
- for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map);
- i++)
- {
- if (micromips_reloc_map[i].bfd_val == code)
- return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val];
- }
- switch (code)
- {
- default:
- bfd_set_error (bfd_error_bad_value);
- return NULL;
- case BFD_RELOC_CTOR:
- /* We need to handle BFD_RELOC_CTOR specially.
- Select the right relocation (R_MIPS_32 or R_MIPS_64) based on the
- size of addresses of the ABI. */
- if ((elf_elfheader (abfd)->e_flags & (E_MIPS_ABI_O64
- | E_MIPS_ABI_EABI64)) != 0)
- return &elf_mips_ctor64_howto;
- else
- return &howto_table[(int) R_MIPS_32];
- case BFD_RELOC_VTABLE_INHERIT:
- return &elf_mips_gnu_vtinherit_howto;
- case BFD_RELOC_VTABLE_ENTRY:
- return &elf_mips_gnu_vtentry_howto;
- case BFD_RELOC_32_PCREL:
- return &elf_mips_gnu_pcrel32;
- case BFD_RELOC_MIPS_COPY:
- return &elf_mips_copy_howto;
- case BFD_RELOC_MIPS_JUMP_SLOT:
- return &elf_mips_jump_slot_howto;
- case BFD_RELOC_MIPS_EH:
- return &elf_mips_eh_howto;
- }
- }
- static reloc_howto_type *
- bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
- const char *r_name)
- {
- unsigned int i;
- for (i = 0;
- i < (sizeof (elf_mips_howto_table_rel)
- / sizeof (elf_mips_howto_table_rel[0]));
- i++)
- if (elf_mips_howto_table_rel[i].name != NULL
- && strcasecmp (elf_mips_howto_table_rel[i].name, r_name) == 0)
- return &elf_mips_howto_table_rel[i];
- for (i = 0;
- i < (sizeof (elf_mips16_howto_table_rel)
- / sizeof (elf_mips16_howto_table_rel[0]));
- i++)
- if (elf_mips16_howto_table_rel[i].name != NULL
- && strcasecmp (elf_mips16_howto_table_rel[i].name, r_name) == 0)
- return &elf_mips16_howto_table_rel[i];
- for (i = 0;
- i < (sizeof (elf_micromips_howto_table_rel)
- / sizeof (elf_micromips_howto_table_rel[0]));
- i++)
- if (elf_micromips_howto_table_rel[i].name != NULL
- && strcasecmp (elf_micromips_howto_table_rel[i].name, r_name) == 0)
- return &elf_micromips_howto_table_rel[i];
- if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0)
- return &elf_mips_gnu_pcrel32;
- if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0)
- return &elf_mips_gnu_rel16_s2;
- if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
- return &elf_mips_gnu_vtinherit_howto;
- if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
- return &elf_mips_gnu_vtentry_howto;
- if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0)
- return &elf_mips_copy_howto;
- if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0)
- return &elf_mips_jump_slot_howto;
- if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0)
- return &elf_mips_eh_howto;
- return NULL;
- }
- /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
- static reloc_howto_type *
- mips_elf32_rtype_to_howto (bfd *abfd,
- unsigned int r_type,
- bool rela_p ATTRIBUTE_UNUSED)
- {
- reloc_howto_type *howto = NULL;
- switch (r_type)
- {
- case R_MIPS_GNU_VTINHERIT:
- return &elf_mips_gnu_vtinherit_howto;
- case R_MIPS_GNU_VTENTRY:
- return &elf_mips_gnu_vtentry_howto;
- case R_MIPS_GNU_REL16_S2:
- return &elf_mips_gnu_rel16_s2;
- case R_MIPS_PC32:
- return &elf_mips_gnu_pcrel32;
- case R_MIPS_COPY:
- return &elf_mips_copy_howto;
- case R_MIPS_JUMP_SLOT:
- return &elf_mips_jump_slot_howto;
- case R_MIPS_EH:
- return &elf_mips_eh_howto;
- default:
- if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max)
- howto = &elf_micromips_howto_table_rel[r_type - R_MICROMIPS_min];
- if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
- howto = &elf_mips16_howto_table_rel[r_type - R_MIPS16_min];
- if (r_type < R_MIPS_max)
- howto = &elf_mips_howto_table_rel[r_type];
- if (howto != NULL && howto->name != NULL)
- return howto;
- _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
- abfd, r_type);
- bfd_set_error (bfd_error_bad_value);
- return NULL;
- }
- }
- /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
- static bool
- mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
- {
- unsigned int r_type;
- r_type = ELF32_R_TYPE (dst->r_info);
- cache_ptr->howto = mips_elf32_rtype_to_howto (abfd, r_type, false);
- if (cache_ptr->howto == NULL)
- return false;
- /* The addend for a GPREL16 or LITERAL relocation comes from the GP
- value for the object file. We get the addend now, rather than
- when we do the relocation, because the symbol manipulations done
- by the linker may cause us to lose track of the input BFD. */
- if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0
- && (gprel16_reloc_p (r_type) || literal_reloc_p (r_type)))
- cache_ptr->addend = elf_gp (abfd);
- return true;
- }
- /* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */
- static bool
- mips_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
- {
- return mips_info_to_howto_rel (abfd, cache_ptr, dst);
- /* If we ever need to do any extra processing with dst->r_addend
- (the field omitted in an Elf_Internal_Rel) we can do it here. */
- }
- /* Determine whether a symbol is global for the purposes of splitting
- the symbol table into global symbols and local symbols. At least
- on Irix 5, this split must be between section symbols and all other
- symbols. On most ELF targets the split is between static symbols
- and externally visible symbols. */
- static bool
- mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
- {
- if (SGI_COMPAT (abfd))
- return (sym->flags & BSF_SECTION_SYM) == 0;
- else
- return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0
- || bfd_is_und_section (bfd_asymbol_section (sym))
- || bfd_is_com_section (bfd_asymbol_section (sym)));
- }
- /* Likewise, return TRUE if the symbol table split overall must be
- between section symbols and all other symbols. */
- static bool
- mips_elf32_elfsym_local_is_section (bfd *abfd)
- {
- return SGI_COMPAT (abfd);
- }
- /* Set the right machine number for a MIPS ELF file. */
- static bool
- mips_elf32_object_p (bfd *abfd)
- {
- unsigned long mach;
- if (ABI_N32_P (abfd))
- return false;
- /* Irix 5 and 6 are broken. Object file symbol tables are not always
- sorted correctly such that local symbols precede global symbols,
- and the sh_info field in the symbol table is not always right. */
- if (SGI_COMPAT (abfd))
- elf_bad_symtab (abfd) = true;
- mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
- bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);
- return true;
- }
- /* MIPS ELF local labels start with '$', not 'L'. */
- static bool
- mips_elf_is_local_label_name (bfd *abfd, const char *name)
- {
- if (name[0] == '$')
- return true;
- /* On Irix 6, the labels go back to starting with '.', so we accept
- the generic ELF local label syntax as well. */
- return _bfd_elf_is_local_label_name (abfd, name);
- }
- /* Support for core dump NOTE sections. */
- static bool
- elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
- {
- int offset;
- unsigned int size;
- switch (note->descsz)
- {
- default:
- return false;
- case 256: /* Linux/MIPS */
- /* pr_cursig */
- elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12);
- /* pr_pid */
- elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24);
- /* pr_reg */
- offset = 72;
- size = 180;
- break;
- }
- /* Make a ".reg/999" section. */
- return _bfd_elfcore_make_pseudosection (abfd, ".reg",
- size, note->descpos + offset);
- }
- static bool
- elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
- {
- switch (note->descsz)
- {
- default:
- return false;
- case 128: /* Linux/MIPS elf_prpsinfo */
- elf_tdata (abfd)->core->pid
- = bfd_get_32 (abfd, note->descdata + 16);
- elf_tdata (abfd)->core->program
- = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16);
- elf_tdata (abfd)->core->command
- = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80);
- }
- /* Note that for some reason, a spurious space is tacked
- onto the end of the args in some (at least one anyway)
- implementations, so strip it off if it exists. */
- {
- char *command = elf_tdata (abfd)->core->command;
- int n = strlen (command);
- if (0 < n && command[n - 1] == ' ')
- command[n - 1] = '\0';
- }
- return true;
- }
- /* Write Linux core PRSTATUS note into core file. */
- static char *
- elf32_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type,
- ...)
- {
- switch (note_type)
- {
- default:
- return NULL;
- case NT_PRPSINFO:
- BFD_FAIL ();
- return NULL;
- case NT_PRSTATUS:
- {
- char data[256];
- va_list ap;
- long pid;
- int cursig;
- const void *greg;
- va_start (ap, note_type);
- memset (data, 0, 72);
- pid = va_arg (ap, long);
- bfd_put_32 (abfd, pid, data + 24);
- cursig = va_arg (ap, int);
- bfd_put_16 (abfd, cursig, data + 12);
- greg = va_arg (ap, const void *);
- memcpy (data + 72, greg, 180);
- memset (data + 252, 0, 4);
- va_end (ap);
- return elfcore_write_note (abfd, buf, bufsiz,
- "CORE", note_type, data, sizeof (data));
- }
- }
- }
- /* Remove the magic _gp_disp symbol from the symbol tables. */
- static bool
- elf32_mips_fixup_symbol (struct bfd_link_info *info,
- struct elf_link_hash_entry *h)
- {
- if (strcmp (h->root.root.string, "_gp_disp") == 0)
- _bfd_elf_link_hash_hide_symbol (info, h, true);
- return true;
- }
- /* Depending on the target vector we generate some version of Irix
- executables or "normal" MIPS ELF ABI executables. */
- static irix_compat_t
- elf32_mips_irix_compat (bfd *abfd)
- {
- if ((abfd->xvec == &mips_elf32_be_vec)
- || (abfd->xvec == &mips_elf32_le_vec))
- return ict_irix5;
- else
- return ict_none;
- }
- /* ECOFF swapping routines. These are used when dealing with the
- .mdebug section, which is in the ECOFF debugging format. */
- static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
- /* Symbol table magic number. */
- magicSym,
- /* Alignment of debugging information. E.g., 4. */
- 4,
- /* Sizes of external symbolic information. */
- sizeof (struct hdr_ext),
- sizeof (struct dnr_ext),
- sizeof (struct pdr_ext),
- sizeof (struct sym_ext),
- sizeof (struct opt_ext),
- sizeof (struct fdr_ext),
- sizeof (struct rfd_ext),
- sizeof (struct ext_ext),
- /* Functions to swap in external symbolic data. */
- ecoff_swap_hdr_in,
- ecoff_swap_dnr_in,
- ecoff_swap_pdr_in,
- ecoff_swap_sym_in,
- ecoff_swap_opt_in,
- ecoff_swap_fdr_in,
- ecoff_swap_rfd_in,
- ecoff_swap_ext_in,
- _bfd_ecoff_swap_tir_in,
- _bfd_ecoff_swap_rndx_in,
- /* Functions to swap out external symbolic data. */
- ecoff_swap_hdr_out,
- ecoff_swap_dnr_out,
- ecoff_swap_pdr_out,
- ecoff_swap_sym_out,
- ecoff_swap_opt_out,
- ecoff_swap_fdr_out,
- ecoff_swap_rfd_out,
- ecoff_swap_ext_out,
- _bfd_ecoff_swap_tir_out,
- _bfd_ecoff_swap_rndx_out,
- /* Function to read in symbolic data. */
- _bfd_mips_elf_read_ecoff_info
- };
- #define ELF_ARCH bfd_arch_mips
- #define ELF_TARGET_ID MIPS_ELF_DATA
- #define ELF_MACHINE_CODE EM_MIPS
- #define elf_backend_collect true
- #define elf_backend_type_change_ok true
- #define elf_backend_can_gc_sections true
- #define elf_backend_gc_mark_extra_sections \
- _bfd_mips_elf_gc_mark_extra_sections
- #define elf_info_to_howto mips_info_to_howto_rela
- #define elf_info_to_howto_rel mips_info_to_howto_rel
- #define elf_backend_sym_is_global mips_elf_sym_is_global
- #define elf_backend_object_p mips_elf32_object_p
- #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing
- #define elf_backend_section_processing _bfd_mips_elf_section_processing
- #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr
- #define elf_backend_fake_sections _bfd_mips_elf_fake_sections
- #define elf_backend_section_from_bfd_section \
- _bfd_mips_elf_section_from_bfd_section
- #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook
- #define elf_backend_link_output_symbol_hook \
- _bfd_mips_elf_link_output_symbol_hook
- #define elf_backend_create_dynamic_sections \
- _bfd_mips_elf_create_dynamic_sections
- #define elf_backend_check_relocs _bfd_mips_elf_check_relocs
- #define elf_backend_merge_symbol_attribute \
- _bfd_mips_elf_merge_symbol_attribute
- #define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag
- #define elf_backend_adjust_dynamic_symbol \
- _bfd_mips_elf_adjust_dynamic_symbol
- #define elf_backend_always_size_sections \
- _bfd_mips_elf_always_size_sections
- #define elf_backend_size_dynamic_sections \
- _bfd_mips_elf_size_dynamic_sections
- #define elf_backend_init_index_section _bfd_elf_init_1_index_section
- #define elf_backend_relocate_section _bfd_mips_elf_relocate_section
- #define elf_backend_finish_dynamic_symbol \
- _bfd_mips_elf_finish_dynamic_symbol
- #define elf_backend_finish_dynamic_sections \
- _bfd_mips_elf_finish_dynamic_sections
- #define elf_backend_final_write_processing \
- _bfd_mips_elf_final_write_processing
- #define elf_backend_additional_program_headers \
- _bfd_mips_elf_additional_program_headers
- #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map
- #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook
- #define elf_backend_copy_indirect_symbol \
- _bfd_mips_elf_copy_indirect_symbol
- #define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol
- #define elf_backend_fixup_symbol elf32_mips_fixup_symbol
- #define elf_backend_grok_prstatus elf32_mips_grok_prstatus
- #define elf_backend_grok_psinfo elf32_mips_grok_psinfo
- #define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
- #define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
- #define elf_backend_want_dynrelro 1
- #define elf_backend_may_use_rel_p 1
- #define elf_backend_may_use_rela_p 0
- #define elf_backend_default_use_rela_p 0
- #define elf_backend_sign_extend_vma true
- #define elf_backend_plt_readonly 1
- #define elf_backend_discard_info _bfd_mips_elf_discard_info
- #define elf_backend_ignore_discarded_relocs \
- _bfd_mips_elf_ignore_discarded_relocs
- #define elf_backend_write_section _bfd_mips_elf_write_section
- #define elf_backend_elfsym_local_is_section \
- mips_elf32_elfsym_local_is_section
- #define elf_backend_mips_irix_compat elf32_mips_irix_compat
- #define elf_backend_mips_rtype_to_howto mips_elf32_rtype_to_howto
- #define elf_backend_sort_relocs_p _bfd_mips_elf_sort_relocs_p
- #define bfd_elf32_bfd_is_local_label_name \
- mips_elf_is_local_label_name
- #define bfd_elf32_bfd_is_target_special_symbol \
- _bfd_mips_elf_is_target_special_symbol
- #define bfd_elf32_get_synthetic_symtab _bfd_mips_elf_get_synthetic_symtab
- #define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line
- #define bfd_elf32_find_inliner_info _bfd_mips_elf_find_inliner_info
- #define bfd_elf32_new_section_hook _bfd_mips_elf_new_section_hook
- #define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents
- #define bfd_elf32_bfd_get_relocated_section_contents \
- _bfd_elf_mips_get_relocated_section_contents
- #define bfd_elf32_bfd_link_hash_table_create \
- _bfd_mips_elf_link_hash_table_create
- #define bfd_elf32_bfd_final_link _bfd_mips_elf_final_link
- #define bfd_elf32_bfd_merge_private_bfd_data \
- _bfd_mips_elf_merge_private_bfd_data
- #define bfd_elf32_bfd_set_private_flags _bfd_mips_elf_set_private_flags
- #define bfd_elf32_bfd_print_private_bfd_data \
- _bfd_mips_elf_print_private_bfd_data
- #define bfd_elf32_bfd_relax_section _bfd_mips_elf_relax_section
- #define bfd_elf32_mkobject _bfd_mips_elf_mkobject
- /* Support for SGI-ish mips targets. */
- #define TARGET_LITTLE_SYM mips_elf32_le_vec
- #define TARGET_LITTLE_NAME "elf32-littlemips"
- #define TARGET_BIG_SYM mips_elf32_be_vec
- #define TARGET_BIG_NAME "elf32-bigmips"
- /* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
- a value of 0x1000, and we are compatible. */
- #define ELF_MAXPAGESIZE 0x1000
- #define ELF_COMMONPAGESIZE 0x1000
- #include "elf32-target.h"
- /* Support for traditional mips targets. */
- #undef TARGET_LITTLE_SYM
- #undef TARGET_LITTLE_NAME
- #undef TARGET_BIG_SYM
- #undef TARGET_BIG_NAME
- #undef ELF_MAXPAGESIZE
- #undef ELF_COMMONPAGESIZE
- #define TARGET_LITTLE_SYM mips_elf32_trad_le_vec
- #define TARGET_LITTLE_NAME "elf32-tradlittlemips"
- #define TARGET_BIG_SYM mips_elf32_trad_be_vec
- #define TARGET_BIG_NAME "elf32-tradbigmips"
- /* The MIPS ABI says at Page 5-1:
- Virtual addresses and file offsets for MIPS segments are congruent
- modulo 64 KByte (0x10000) or larger powers of 2. Because 64 KBytes
- is the maximum page size, the files are suitable for paging
- regardless of physical page size. */
- #define ELF_MAXPAGESIZE 0x10000
- #define ELF_COMMONPAGESIZE 0x1000
- #define elf32_bed elf32_tradbed
- #undef elf_backend_write_core_note
- #define elf_backend_write_core_note elf32_mips_write_core_note
- /* Include the target file again for this target. */
- #include "elf32-target.h"
- /* FreeBSD support. */
- #undef TARGET_LITTLE_SYM
- #undef TARGET_LITTLE_NAME
- #undef TARGET_BIG_SYM
- #undef TARGET_BIG_NAME
- #define TARGET_LITTLE_SYM mips_elf32_tradfbsd_le_vec
- #define TARGET_LITTLE_NAME "elf32-tradlittlemips-freebsd"
- #define TARGET_BIG_SYM mips_elf32_tradfbsd_be_vec
- #define TARGET_BIG_NAME "elf32-tradbigmips-freebsd"
- #undef ELF_OSABI
- #define ELF_OSABI ELFOSABI_FREEBSD
- #undef elf32_bed
- #define elf32_bed elf32_fbsd_tradbed
- #undef elf_backend_write_core_note
- #include "elf32-target.h"
- /* Implement elf_backend_final_write_processing for VxWorks. */
- static bool
- mips_vxworks_final_write_processing (bfd *abfd)
- {
- _bfd_mips_final_write_processing (abfd);
- return elf_vxworks_final_write_processing (abfd);
- }
- #undef TARGET_LITTLE_SYM
- #undef TARGET_LITTLE_NAME
- #undef TARGET_BIG_SYM
- #undef TARGET_BIG_NAME
- #undef ELF_MAXPAGESIZE
- #undef ELF_COMMONPAGESIZE
- #define TARGET_LITTLE_SYM mips_elf32_vxworks_le_vec
- #define TARGET_LITTLE_NAME "elf32-littlemips-vxworks"
- #define TARGET_BIG_SYM mips_elf32_vxworks_be_vec
- #define TARGET_BIG_NAME "elf32-bigmips-vxworks"
- #undef ELF_OSABI
- #undef elf32_bed
- #define elf32_bed elf32_mips_vxworks_bed
- #define ELF_MAXPAGESIZE 0x1000
- #define ELF_COMMONPAGESIZE 0x1000
- #undef ELF_TARGET_OS
- #define ELF_TARGET_OS is_vxworks
- #undef elf_backend_want_got_plt
- #define elf_backend_want_got_plt 1
- #undef elf_backend_want_plt_sym
- #define elf_backend_want_plt_sym 1
- #undef elf_backend_may_use_rel_p
- #define elf_backend_may_use_rel_p 0
- #undef elf_backend_may_use_rela_p
- #define elf_backend_may_use_rela_p 1
- #undef elf_backend_default_use_rela_p
- #define elf_backend_default_use_rela_p 1
- #undef elf_backend_got_header_size
- #define elf_backend_got_header_size (4 * 3)
- #undef elf_backend_dtrel_excludes_plt
- #define elf_backend_dtrel_excludes_plt 1
- #undef elf_backend_finish_dynamic_symbol
- #define elf_backend_finish_dynamic_symbol \
- _bfd_mips_vxworks_finish_dynamic_symbol
- #undef bfd_elf32_bfd_link_hash_table_create
- #define bfd_elf32_bfd_link_hash_table_create \
- _bfd_mips_vxworks_link_hash_table_create
- #undef elf_backend_add_symbol_hook
- #define elf_backend_add_symbol_hook \
- elf_vxworks_add_symbol_hook
- #undef elf_backend_link_output_symbol_hook
- #define elf_backend_link_output_symbol_hook \
- elf_vxworks_link_output_symbol_hook
- #undef elf_backend_emit_relocs
- #define elf_backend_emit_relocs \
- elf_vxworks_emit_relocs
- #undef elf_backend_final_write_processing
- #define elf_backend_final_write_processing \
- mips_vxworks_final_write_processing
- #undef elf_backend_additional_program_headers
- #undef elf_backend_modify_segment_map
- #undef elf_backend_symbol_processing
- /* NOTE: elf_backend_rela_normal is not defined for MIPS. */
- #undef bfd_elf32_get_synthetic_symtab
- #include "elf32-target.h"
|