Commit Graph

9 Commits

Author SHA1 Message Date
Claudiu Zissulescu fa1c017017 [ARC] Fix/improve small data support.
The R_ARC_SDA32 is wrongly described as a ME relocation, fix it.  Offset the
__SDATA_BEGIN__ to take advantage of the signed 9-bit field of the
load/store instructions.

include/
2016-07-08  Claudiu Zissulescu  <claziss@synopsys.com>

	* elf/arc-reloc.def (ARC_SDA32): Don't use ME transformation.

ld/
2016-07-08  Claudiu Zissulescu  <claziss@synopsys.com>

	* emulparams/arcelf.sh (SDATA_START_SYMBOLS): Add offset.
	* testsuite/ld-arc/sda-relocs.dd: New file.
	* testsuite/ld-arc/sda-relocs.ld: Likewise.
	* testsuite/ld-arc/sda-relocs.rd: Likewise.
	* testsuite/ld-arc/sda-relocs.s: Likewise.
	* testsuite/ld-arc/arc.exp: Add SDA tests.
2016-07-14 10:08:57 +02:00
Claudiu Zissulescu c0913ebfaf [ARC] Emulation and default script template changes.
2016-05-19  Cupertino Miranda  <cmiranda@synopsys.com>

	* emulparams/arcelf.sh: Changed.
	* emulparams/arclinux.sh: Likewise.
	* scripttempl/arclinux.sc: Moved to a more standard implementation
	similar to elf.sc.
2016-05-19 15:06:50 +02:00
Andrew Burgess 9a5f28ae28 ld/arc: Fix linker for big-endian arc targets
This aims to bring the linker for big-endian arc targets into line with
the linker for (the default) little endian arc targets.

The bulk of the changes are to extend the target pattern in the test
files from 'arc-*...' to 'arc*-*...' and so match both big and little
endian arc targets.

In the ld/emulparams/ directory the existing scripts checked for a
variable ARC_ENDIAN to switch between big and little endian targets,
however, this variable is never set up.

So, a new script snippet is introduced which sets up ARC_ENDIAN based on
the value of target, this snippet is then included from all of the
existing arc scripts.

The existing big-endian variants of all the scripts, which existed, but
were never used, are deleted in this commit.

ld/ChangeLog:

	* emulparams/arc-endianness.sh: New file.
	* emulparams/arcebelf.sh: Deleted.
	* emulparams/arcebelf_prof.sh: Deleted.
	* emulparams/arceblinux.sh: Deleted.
	* emulparams/arceblinux_prof.sh: Deleted.
	* emulparams/arcelf.sh: Include arc-endinness.sh.
	* emulparams/arcelf_prof.sh: Include arc-endinness.sh.
	* emulparams/arclinux.sh: Include arc-endinness.sh.
	* emulparams/arclinux_prof.sh: Include arc-endinness.sh.
	* emulparams/arcv2elf.sh: Include arc-endinness.sh.
	* emulparams/arcv2elfx.sh: Include arc-endinness.sh.
	* testsuite/ld-elf/compressed1d.d: Update pattern for big and
	little endian arc targets.
	* testsuite/ld-elf/eh-frame-hdr.d: Likewise.
	* testsuite/ld-elf/group1.d: Likewise.
	* testsuite/ld-elf/group3b.d: Likewise.
	* testsuite/ld-elf/group8a.d: Likewise.
	* testsuite/ld-elf/group8b.d: Likewise.
	* testsuite/ld-elf/group9a.d: Likewise.
	* testsuite/ld-elf/group9b.d: Likewise.
	* testsuite/ld-elf/linkonce2.d: Likewise.
	* testsuite/ld-elf/pr12851.d: Likewise.
	* testsuite/ld-elf/pr12975.d: Likewise.
	* testsuite/ld-elf/pr13177.d: Likewise.
	* testsuite/ld-elf/pr13195.d: Likewise.
	* testsuite/ld-elf/pr17615.d: Likewise.
	* testsuite/ld-elf/pr19162.d: Likewise.
	* testsuite/ld-elf/sec64k.exp: Likewise.
	* testsuite/lib/ld-lib.exp: Likewise.
2016-04-05 23:08:28 +01:00
Nick Clifton 886a250647 New ARC implementation.
bfd	* archures.c: Remove support for older ARC. Added support for new
	ARC cpus (ARC600, ARC601, ARC700, ARCV2).
	* bfd-in2.h: Likewise.
	* config.bfd: Likewise.
	* cpu-arc.c: Likewise.
	* elf32-arc.c: Totally changed file with a refactored
	inplementation of the ARC port.
	* libbfd.h: Added ARC specific relocation types.
	* reloc.c: Likewise.

gas     * config/tc-arc.c: Revamped file for ARC support.
        * config/tc-arc.h: Likewise.
        * doc/as.texinfo: Add new ARC options.
        * doc/c-arc.texi: Likewise.

ld	* configure.tgt: Added target arc-*-elf* and arc*-*-linux-uclibc*.
	* emulparams/arcebelf_prof.sh: New file
	* emulparams/arcebelf.sh: Likewise.
	* emulparams/arceblinux_prof.sh: Likewise.
	* emulparams/arceblinux.sh: Likewise.
	* emulparams/arcelf_prof.sh: Likewise.
	* emulparams/arcelf.sh: Likewise.
	* emulparams/arclinux_prof.sh: Likewise.
	* emulparams/arclinux.sh: Likewise.
	* emulparams/arcv2elfx.sh: Likewise.
	* emulparams/arcv2elf.sh: Likewise.
	* emultempl/arclinux.em: Likewise.
	* scripttempl/arclinux.sc: Likewise.
	* scripttempl/elfarc.sc: Likewise.
	* scripttempl/elfarcv2.sc: Likewise
	* Makefile.am: Add new ARC emulations.
	* Makefile.in: Regenerate.
	* NEWS: Mention the new feature.

opcodes * arc-dis.c: Revamped file for ARC support
	* arc-dis.h: Likewise.
	* arc-ext.c: Likewise.
	* arc-ext.h: Likewise.
	* arc-opc.c: Likewise.
	* arc-fxi.h: New file.
	* arc-regs.h: Likewise.
	* arc-tbl.h: Likewise.

binutils * readelf.c (get_machine_name): Remove A5 reference. Add ARCompact
	and ARCv2.
	(get_machine_flags): Handle EM_ARCV2 and EM_ARCOMPACT.
	(guess_is_rela): Likewise.
	(dump_relocations): Likewise.
	(is_32bit_abs_reloc): Likewise.
	(is_16bit_abs_reloc): Likewise.
	(is_none_reloc): Likewise.
	* NEWS: Mention the new feature.

include	* dis-asm.h (arc_get_disassembler): Correct declaration.
	* arc-reloc.def: Macro file with definition of all relocation
	types.
	* arc.h: Changed macros for the newly supported ARC cpus.  Altered
	enum defining the supported relocations.
	* common.h: Changed EM_ARC_A5 definition to EM_ARC_COMPACT. Added
	macro for EM_ARC_COMPACT2.
        * arc-func.h: New file.
        * arc.h: Likewise.
2015-10-07 14:20:19 +01:00
Alan Modra 485cf67968 * scripttempl/elf.sc (NO_REL_RELOCS, NO_RELA_RELOCS, NON_ALLOC_DYN):
Handle these defines.
	* emulparams/criself.sh, * emulparams/crislinux.sh,
	* emulparams/elf32am33lin.sh, * emulparams/elf32fr30.sh,
	* emulparams/elf32_i860.sh, * emulparams/elf32ip2k.sh,
	* emulparams/elf32mcore.sh, * emulparams/elf32ppccommon.sh,
	* emulparams/elf32ppcwindiss.sh, * emulparams/elf32_sparc.sh,
	* emulparams/elf32_spu.sh, * emulparams/elf32vax.sh,
	* emulparams/elf64alpha.sh, * emulparams/elf64mmix.sh,
	* emulparams/elf64ppc.sh, * emulparams/elf64_s390.sh,
	* emulparams/elf64_sparc.sh, * emulparams/elf_s390.sh,
	* emulparams/elf_x86_64.sh, * emulparams/h8300elf.sh,
	* emulparams/hppa64linux.sh, * emulparams/hppalinux.sh,
	* emulparams/m68kelf.sh, * emulparams/mn10200.sh,
	* emulparams/pjelf.sh, * emulparams/ppclynx.sh,
	* emulparams/shelf32.sh, * emulparams/shelf_nto.sh,
	* emulparams/shelf.sh, * emulparams/shelf_vxworks.sh,
	* emulparams/shlelf32_linux.sh, * emulparams/shlelf_linux.sh,
	* emulparams/shlelf_nto.sh (NO_REL_RELOCS): Set.
	* emulparams/arcelf.sh, * emulparams/elf32_i960.sh,
	* emulparams/elf32openrisc.sh, * emulparams/elf_i386_be.sh,
	* emulparams/elf_i386_ldso.sh, * emulparams/elf_i386.sh,
	* emulparams/elf_i386_vxworks.sh, * emulparams/i386lynx.sh,
	* emulparams/i386moss.sh, * emulparams/i386nto.sh,
	* emulparams/or32elf.sh, * emulparams/scoreelf.sh (NO_RELA_RELOCS): Set.
2008-10-22 05:20:44 +00:00
Alan Modra 88bba78dc4 PR 4515
* genscripts.sh: Delete all references to NONPAGED_TEXT_START_ADDR.
	* ldint.texinfo: Likewise.
	* emulparams/armaoutb.sh (NONPAGED_TEXT_START_ADDRESS): Delete.
	* emulparams/armaoutl.sh: Likewise.
	* emulparams/arcelf.sh (NONPAGED_TEXT_START_ADDR): Delete.
	* emulparams/bfin.sh: Likewise
	* emulparams/crisaout.sh: Likewise
	* emulparams/elf32_sparc.sh: Likewise
	* emulparams/elf32am33lin.sh: Likewise
	* emulparams/elf32b4300.sh: Likewise
	* emulparams/elf32bmip.sh: Likewise
	* emulparams/elf32mcore.sh: Likewise
	* emulparams/elf32xtensa.sh: Likewise
	* emulparams/elf64_s390.sh: Likewise
	* emulparams/elf64_sparc.sh: Likewise
	* emulparams/elf64alpha.sh: Likewise
	* emulparams/elf_i386.sh: Likewise
	* emulparams/elf_i386_be.sh: Likewise
	* emulparams/elf_i386_chaos.sh: Likewise
	* emulparams/elf_i386_ldso.sh: Likewise
	* emulparams/elf_i386_vxworks.sh: Likewise
	* emulparams/elf_s390.sh: Likewise
	* emulparams/elf_x86_64.sh: Likewise
	* emulparams/i386aout.sh: Likewise
	* emulparams/i386moss.sh: Likewise
	* emulparams/i386msdos.sh: Likewise
	* emulparams/i386nto.sh: Likewise
	* emulparams/i386nw.sh: Likewise
	* emulparams/m68kaout.sh: Likewise
	* emulparams/m68kelf.sh: Likewise
	* emulparams/ppcnw.sh: Likewise
	* emulparams/sun4.sh: Likewise
	* emulparams/tic80coff.sh: Likewise
	* emulparams/vaxnbsd.sh: Likewise
	* emulparams/armnbsd.sh (NONPAGED_TEXT_START_ADDR): Delete.
	(TEXT_START_ADDR): Set for -n, -N.
	* emulparams/coff_sparc.sh: Likewise
	* emulparams/elf32vax.sh: Likewise
	* emulparams/i386bsd.sh: Likewise
	* emulparams/i386go32.sh: Likewise
	* emulparams/i386linux.sh: Likewise
	* emulparams/i386lynx.sh: Likewise
	* emulparams/i386mach.sh: Likewise
	* emulparams/m68k4knbsd.sh: Likewise
	* emulparams/m68klinux.sh: Likewise
	* emulparams/m68knbsd.sh: Likewise
	* emulparams/ns32knbsd.sh: Likewise
	* emulparams/pc532macha.sh: Likewise
	* emulparams/ppclynx.sh: Likewise
	* emulparams/scoreelf.sh: Likewise
	* emulparams/sparcaout.sh: Likewise
	* emulparams/sparclinux.sh: Likewise
	* emulparams/sun3.sh: Likewise
	* emulparams/vsta.sh: Likewise
2007-08-09 11:02:24 +00:00
Alan Modra 8ded5a0fc3 bfd/
* elf-bfd.h: Formatting.
	(_bfd_elf_map_sections_to_segments): Declare.
	* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame_hdr): Don't
	clear program_header_size.
	* elf.c (get_program_header_size): Move.  Don't use or set saved
	program_header_size here.
	(elf_modify_segment_map): New function.  Split out from..
	(assign_file_positions_for_load_sections): ..here.  Assert
	header size is correct.  Remove dead code.
	(_bfd_elf_map_sections_to_segments): Rename from
	map_sections_to_segments.  Make global.  Use get_program_header_size
	when we need estimate of header size.  Call elf_modify_segment_map.
	Set program_header_size.
	(print_segment_map): Delete.
	(_bfd_elf_sizeof_headers): If segment_map available, get the
	actual size.
	* elf32-arm.c (elf32_arm_symbian_modify_segment_map): Make safe
	for calling more than once.
	* elf32-bfin.c (elf32_bfinfdpic_modify_segment_map): Likewise.
	* elf32-frv.c (elf32_frvfdpic_modify_segment_map): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_modify_segment_map): Likewise.
	* elf32-i370.c (elf_backend_add_symbol_hook): Delete.
	(elf_backend_additional_program_headers): Delete.
	(elf_backend_modify_segment_map): Delete.
	* elf64-hppa.c (elf64_hppa_modify_segment_map): Convert to ISO C.
	* elfxx-ia64.c (elfNN_ia64_modify_segment_map): Likewise.
	* doc/bfdint.texi: Delete SIZEOF_HEADERS difficulties.
ld/
	* Makefile.am (ELF_DEPS): Define.  Use in emul file deps.  Fix
	many ELF emul file deps that incorrectly said they needed elf32.em
	instead of generic.em.  Add genelf.em as required.
	* Makefile.in: Regenerate.
	* ldlang.c (lang_process): Call ldemul_finish before
	lang_check_section_addresses.
	* emulparams/arcelf.sh: Generic elf target needs genelf.
	* emulparams/d30v_e.sh: Likewise.
	* emulparams/d30v_o.sh: Likewise.
	* emulparams/d30velf.sh: Likewise.
	* emulparams/elf32_dlx.sh: Likewise.
	* emulparams/elf32_i860.sh: Likewise.
	* emulparams/elf32fr30.sh: Likewise.
	* emulparams/elf32frv.sh: Likewise.
	* emulparams/elf32iq10.sh: Likewise.
	* emulparams/elf32iq2000.sh: Likewise.
	* emulparams/elf32mt.sh: Likewise.
	* emulparams/mn10200.sh: Likewise.
	* emulparams/or32.sh: Likewise.
	* emulparams/or32elf.sh: Likewise.
	* emulparams/pjelf.sh: Likewise.
	* emulparams/msp430all.sh: Likewise.  Extract common entries.
	* emulparams/pjlelf.sh: Include pjelf.sh.
	* emulparams/elf32frvfd.sh (EXTRA_EM_FILE): Unset.
	* emulparams/mn10300.sh (EXTRA_EM_FILE): Unset.
	* emultempl/elf-generic.em: New file.
	* emultempl/genelf.em: New file.
	* emultempl/elf32.em: Include elf-generic.em.
	(gld${EMULATION_NAME}_layout_sections_again): Delete.
	(gld${EMULATION_NAME}_finish): Call gld${EMULATION_NAME}_map_segments.
	* emultempl/hppaelf.em (hppaelf_layout_sections_again): Likewise.
	(gld${EMULATION_NAME}_finish): Rename from hppaelf_finish.  Call
	gld${EMULATION_NAME}_map_segments.
	(LDEMUL_FINISH): Update.
	* emultempl/mmo.em: Correct comment.  Include elf-bfd.h and
	source elf-generic.em.
	(mmo_finish): Call gld${EMULATION_NAME}_map_segments.
	* emultempl/ppc64elf.em (ppc_layout_sections_again): Likewise.
	(gld${EMULATION_NAME}_finish): Rename from ppc_finish.  Call
	gld${EMULATION_NAME}_map_segments.
	(LDEMUL_FINISH): Update.
ld/testsuite/
	* ld-elf/eh1.d: Update for fewer program headers.
	* ld-elf/eh2.d: Likewise.
	* ld-elf/eh3.d: Likewise.
2006-06-20 02:22:16 +00:00
H.J. Lu 24718e3ba5 bfd/
2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd.c (bfd_emul_get_maxpagesize): New.
	(bfd_elf_set_pagesize): Likewise.
	(bfd_emul_set_maxpagesize): Likewise.
	(bfd_emul_get_commonpagesize): Likewise.
	(bfd_emul_set_commonpagesize): Likewise.
	* bfd-in2.h: Regenerated.

	* elf-bfd.h (elf_backend_data): Add commonpagesize.
	(xvec_get_elf_backend_data): New.
	(get_elf_backend_data): Use xvec_get_elf_backend_data.

	* elf32-arm.c (elf32_arm_vxworks_bed): Remove const.
	* elfxx-target.h (elfNN_bed): Likewise.

	* elf32-arm.c (ELF_COMMONPAGESIZE): Defined.
	* elf32-mips.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-ppc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sh.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sh64.c (ELF_COMMONPAGESIZE): Likewise.
	* elf32-sparc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-alpha.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-ppc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-sparc.c (ELF_COMMONPAGESIZE): Likewise.
	* elf64-x86-64.c (ELF_COMMONPAGESIZE): Likewise.
	* elfn32-mips.c (ELF_COMMONPAGESIZE): Likewise.
	* elfxx-ia64.c (ELF_COMMONPAGESIZE): Likewise.

	* elfxx-target.h (ELF_COMMONPAGESIZE): Define if not defined.
	(elfNN_bed): Initialize commonpagesize with ELF_COMMONPAGESIZE.

	* targets.c (bfd_find_target): Support NULL abfd.

ld/

2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* emulparams/arcelf.sh (MAXPAGESIZE): Changed to
	"CONSTANT (MAXPAGESIZE)".
	* emulparams/armelf_nbsd.sh: Likewise.
	* emulparams/armelf_vxworks.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/armsymbian.sh: Likewise.
	* emulparams/crislinux.sh: Likewise.
	* emulparams/elf32_i860.sh: Likewise.
	* emulparams/elf32_i960.sh: Likewise.
	* emulparams/elf32am33lin.sh: Likewise.
	* emulparams/elf32bfinfd.sh: Likewise.
	* emulparams/elf32bmipn32-defs.sh: Likewise.
	* emulparams/elf32frvfd.sh: Likewise.
	* emulparams/elf32i370.sh: Likewise.
	* emulparams/elf32lppcnto.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/elf32openrisc.sh: Likewise.
	* emulparams/elf32ppcnto.sh: Likewise.
	* emulparams/elf32ppcwindiss.sh: Likewise.
	* emulparams/elf32vax.sh: Likewise.
	* emulparams/elf32xc16x.sh: Likewise.
	* emulparams/elf32xc16xl.sh: Likewise.
	* emulparams/elf32xc16xs.sh: Likewise.
	* emulparams/elf64_aix.sh: Likewise.
	* emulparams/elf64hppa.sh: Likewise.
	* emulparams/elf64mmix.sh: Likewise.
	* emulparams/elf_i386_be.sh: Likewise.
	* emulparams/elf_i386_chaos.sh: Likewise.
	* emulparams/elf_i386_ldso.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* emulparams/hppalinux.sh: Likewise.
	* emulparams/hppaobsd.sh: Likewise.
	* emulparams/i386lynx.sh: Likewise.
	* emulparams/i386moss.sh: Likewise.
	* emulparams/i386nto.sh: Likewise.
	* emulparams/i386nw.sh: Likewise.
	* emulparams/m32relf_linux.sh: Likewise.
	* emulparams/m68kpsos.sh: Likewise.
	* emulparams/or32elf.sh: Likewise.
	* emulparams/pjelf.sh: Likewise.
	* emulparams/pjlelf.sh: Likewise.
	* emulparams/ppclynx.sh: Likewise.
	* emulparams/ppcnw.sh: Likewise.
	* emulparams/shelf32_nbsd.sh : Likewise.
	* emulparams/shelf_nbsd.sh: Likewise.
	* emulparams/shelf_nto.sh: Likewise.
	* emulparams/shlelf_nto.sh: Likewise.
	* emulparams/xtensa-config.sh: Likewise.

	* emulparams/armelf_linux.sh (MAXPAGESIZE): Changed to
	"CONSTANT (MAXPAGESIZE)".
	(COMMONPAGESIZE): Changed to "CONSTANT (COMMONPAGESIZE)".
	* emulparams/elf32_sparc.sh: Likewise.
	* emulparams/elf32bmip.sh: Likewise.
	* emulparams/elf32ppccommon.sh: Likewise.
	* emulparams/elf64_ia64.sh: Likewise.
	* emulparams/elf64_s390.sh: Likewise.
	* emulparams/elf64_sparc.sh: Likewise.
	* emulparams/elf64alpha.sh: Likewise.
	* emulparams/elf64ppc.sh: Likewise.
	* emulparams/elf_i386.sh: Likewise.
	* emulparams/elf_i386_vxworks.sh: Likewise.
	* emulparams/elf_s390.sh: Likewise.
	* emulparams/elf_x86_64.sh: Likewise.
	* emulparams/shlelf32_linux.sh: Likewise.
	* emulparams/shlelf_linux.sh: Likewise.

	* emulparams/elf32bmipn32.sh (COMMONPAGESIZE): Changed to
	"CONSTANT (COMMONPAGESIZE)".
	* emulparams/elf32btsmipn32.sh: Likewise.

	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add
	"-z max-page-size=" and "-z common-page-size=".
	(gld${EMULATION_NAME}_list_options): Likewise.

	* ld.h (ld_config_type): Add maxpagesize and commonpagesize.

	* ld.texinfo: Document "-z max-page-size=" and
	"-z common-page-size=".

	* ldexp.c (exp_print_token): Handle CONSTANT.
	(fold_name): Likewise.
	* ldgram.y: Likewise.
	* ldlex.l: Likewise.

	* ldmain.c (main): Initiliaze config.maxpagesize and
	config.commonpagesize. Call bfd_emul_set_maxpagesize if
	config.maxpagesize isn't 0. Call bfd_emul_set_commonpagesize if
	config.commonpagesize config.maxpagesize isn't 0.
ld/testsuite/

2006-05-30  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/binutils.exp: New file.
	* ld-elf/commonpage1.d: Likewise.
	* ld-elf/maxpage1.d: Likewise.
	* ld-elf/maxpage1.s: Likewise.
2006-05-30 16:45:32 +00:00
Richard Henderson 252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00