Sandra Loosemore
1c2de46353
Nios II large-GOT relocations
...
2014-02-03 Sandra Loosemore <sandra@codesourcery.com>
include/elf/
* nios2.h (R_NIOS2_GOT_LO, R_NIOS2_GOT_HA): New.
(R_NIOS2_CALL_LO, R_NIOS2_CALL_HA): New.
(R_NIOS2_ILLEGAL): Adjust.
gas/
* config/tc-nios2.c (md_apply_fix): Test for new relocs.
(nios2_special_reloc): Add %call_lo, %call_hiadj, %got_lo,
%got_hiadj relocation operators. Sort table and add comment
to explain ordering.
(nios2_fix_adjustable): Test for new relocs.
* doc/c-nios2.texi (Nios II Relocations): Document new relocation
operators.
bfd/
* reloc.c (BFD_RELOC_NIOS2_GOT_LO, BFD_RELOC_NIOS2_GOT_HA): New.
(BFD_RELOC_NIOS2_CALL_LO, BFD_RELOC_NIOS2_CALL_HA): New.
* libbfd.h: Regenerated.
* bfd-in2.h: Regenerated.
* elf32-nios2.c (elf_nios2_howto_table_rel): Add new relocations.
(nios2_reloc_map): Likewise.
(GOT_USED, CALL_USED): Renamed from GOT16_USED and CALL16_USED.
Fixed all references.
(nios2_elf32_relocate_section): Add new relocations.
(nios2_elf32_check_relocs): Likewise.
(nios2_elf32_gc_sweep_hook): Likewise.
2014-02-03 08:42:42 -08:00
Sandra Loosemore
78058a5e4f
Nios II CALL26 linker relaxation
...
2014-01-30 Sandra Loosemore <sandra@codesourcery.com>
bfd/
* bfd-in2.h: Update from reloc.c.
* elf32-nios2.c: Include elf32-nios2.h.
(elf_nios2_howto_table_rel): Add entry for R_NIOS2_CALL26_NOAT.
(nios2_reloc_map): Likewise.
(enum elf32_nios2_stub_type): Declare.
(struct elf32_nios2_stub_hash_entry): Declare.
(nios2_stub_hash_entry, nios2_stub_hash_lookup): New macros.
(struct elf32_nios2_link_hash_entry): Add hsh_cache field.
(struct elf32_nios2_link_hash_table): Add new fields bstab,
stub_bfd, add_stub_section, layout_sections_again, stub_group,
bfd_count, top_index, input_list, all_local_syms.
(nios2_call26_stub_entry): New.
(nios2_elf32_install_imm16): Move up in file.
(nios2_elf32_install_data): Move up in file.
(hiadj): Move up in file.
(stub_hash_newfunc): New.
(link_hash_newfunc): Initialize hsh_cache field.
(STUB_SUFFIX): New.
(nios2_stub_name): New.
(nios2_get_stub_entry): New.
(nios2_add_stub): New.
(nios2_elf32_setup_section_lists): New.
(nios2_elf32_next_input_section): New.
(CALL26_SEGMENT): New.
(MAX_STUB_SECTION_SIZE): New.
(group_sections): New.
(nios2_type_of_stub): New.
(nios2_build_one_stub): New.
(nios2_size_one_stub): New.
(get_local_syms): New.
(nios2_elf32_size_stubs): New.
(nios2_elf32_build_stubs): New.
(nios2_elf32_do_call26_relocate): Correct CALL26 overflow test.
(nios2_elf32_relocate_section): Handle R_NIOS2_CALL26_NOAT. Add
trampolines for R_NIOS2_CALL26 stubs.
(nios2_elf32_check_relocs): Handle R_NIOS2_CALL26_NOAT.
(nios2_elf32_gc_sweep_hook): Likewise.
(nios2_elf32_link_hash_table_create): Initialize the stub hash table.
(nios2_elf32_link_hash_table_free): New.
(bfd_elf32_bfd_link_hash_table_free): Define.
* elf32-nios2.h: New file.
* libbfd.h: Update from reloc.c.
* reloc.c (BFD_RELOC_NIOS2_CALL26_NOAT): New.
gas/
* config/tc-nios2.c (md_apply_fix): Handle BFD_RELOC_NIOS2_CALL26_NOAT.
(nios2_assemble_args_m): Likewise.
(md_assemble): Likewise.
gas/testsuite/
* gas/nios2/call26_noat.d: New.
* gas/nios2/call26_noat.s: New.
* gas/nios2/call_noat.d: New.
* gas/nios2/call_noat.s: New.
include/elf/
* nios2.h (elf_nios2_reloc_type): Add R_NIOS2_CALL26_NOAT.
ld/
* Makefile.am (enios2elf.c, enios2linux.c): Update dependencies.
* Makefile.in: Regenerated.
* emulparams/nios2elf.sh (EXTRA_EM_FILE): Set.
* emulparams/nios2linux.sh (EXTRA_EM_FILE): Set.
* emultempl/nios2elf.em: New file.
* gen-doc.texi (NIOSII): Set.
* ld.texinfo (NIOSII): Set.
ld/testsuite/
* ld-nios2/relax_call26.s: New.
* ld-nios2/relax_call26_boundary.ld: New.
* ld-nios2/relax_call26_boundary.s: New.
* ld-nios2/relax_call26_boundary_c8.d: New.
* ld-nios2/relax_call26_boundary_cc.d: New.
* ld-nios2/relax_call26_boundary_d0.d: New.
* ld-nios2/relax_call26_boundary_d4.d: New.
* ld-nios2/relax_call26_boundary_d8.d: New.
* ld-nios2/relax_call26_boundary_dc.d: New.
* ld-nios2/relax_call26_boundary_f0.d: New.
* ld-nios2/relax_call26_boundary_f4.d: New.
* ld-nios2/relax_call26_boundary_f8.d: New.
* ld-nios2/relax_call26_boundary_fc.d: New.
* ld-nios2/relax_call26_cache.d: New.
* ld-nios2/relax_call26_cache.ld: New.
* ld-nios2/relax_call26_cache.s: New.
* ld-nios2/relax_call26_multi.d: New.
* ld-nios2/relax_call26_multi.ld: New.
* ld-nios2/relax_call26_norelax.d: New.
* ld-nios2/relax_call26_shared.d: New.
* ld-nios2/relax_call26_shared.ld: New.
2014-01-30 17:47:07 -08:00
Sandra Loosemore
ae335a4e26
2013-10-13 Sandra Loosemore <sandra@codesourcery.com>
...
opcodes/
* nios2-opc.c (nios2_builtin_reg): Use "sstatus" rather than "ba"
as the primary name of r30.
gas/
* config/tc-nios2.c (nios2_consume_arg): Make the "ba" warning
also test/refer to "sstatus". Reformat the warning message.
gas/testsuite/
* gas/nios2/warn_nobreak.l: Update text of warning messages.
* gas/nios2/registers.s: Use "sstatus" rather than "ba"
as the primary name of r30.
* gas/nios2/registers.d: Likewise.
2013-10-14 00:42:28 +00:00
Sandra Loosemore
5d5755a724
2013-06-12 Sandra Loosemore <sandra@codesourcery.com>
...
gas/
* config/tc-nios2.c (md_apply_fix): Mask constant
BFD_RELOC_NIOS2_HIADJ16 value to 16 bits.
gas/testsuite/
* gas/nios2/movia.s: Add additional test case with negative
constant value.
* gas/nios2/movia.d: Likewise.
2013-06-12 23:11:57 +00:00
Sandra Loosemore
9daf7bab4f
2013-06-09 Sandra Loosemore <sandra@codesourcery.com>
...
opcodes/
* nios2-opc.c (nios2_builtin_opcodes): Give "trap" a type-"b"
argument.
gas/
* config/tc-nios2.c (nios2_parse_args): Allow trap argument to
omitted.
gas/testsuite/
* gas/nios2/trap.s: Add additional test cases for optional
argument.
* gas/nios2/trap.d: Likewise.
2013-06-10 01:04:42 +00:00
Sandra Loosemore
e3031850bc
2013-04-24 Sandra Loosemore <sandra@codesourcery.com>
...
gas/
* config/tc-nios2.c (nios2_control_register_arg_p): Rename
"fstatus" control register to "eccinj".
opcodes/
* nios2-opc.c (nios2_builtin_reg): Rename "fstatus" control register
to "eccinj".
2013-04-24 20:51:58 +00:00
Sandra Loosemore
531a94fdb5
2013-03-12 Sebastian Huber <sebastian.huber@embedded-brains.de>
...
include/
* opcode/nios2.h: Edit comment.
gas/
* config/tc-nios2.c (nios2_consume_arg): Delete 'k' case. Add 'o'
case. Add default BAD_CASE to switch.
gas/testsuite/
* gas/nios2/break.d: Check instruction values.
2013-03-12 19:18:57 +00:00
Sandra Loosemore
dad60f8e13
2013-03-11 Sebastian Huber <sebastian.huber@embedded-brains.de>
...
include/
* opcode/nios2.h (OPX_WRPRS): New define.
(OP_MATCH_WRPRS): Likewise.
opcodes/
* nios2-opc.c (nios2_builtin_opcodes): Add entry for wrprs.
gas/
* config/tc-nios2.c (nios2_assemble_args_ds): New function.
(nios2_arg_info_structs): Add "d,s" and "d,s,E" entries.
gas/testsuite/
* gas/nios2/nios2.exp: Run wrprs.
* gas/nios2/wrprs.d: New file.
* gas/nios2/wrprs.s: Likewise.
2013-03-12 02:41:26 +00:00
Sandra Loosemore
36591ba149
2013-02-06 Sandra Loosemore <sandra@codesourcery.com>
...
Andrew Jenner <andrew@codesourcery.com>
Based on patches from Altera Corporation.
bfd/
* Makefile.am (ALL_MACHINES): Add cpu-nios2.lo.
(ALL_MACHINES_CFILES): Add cpu-nios2.c.
(BFD_BACKENDS): Add elf32-nios2.lo.
(BFD32_BACKENDS_CFILES): Add elf32-nios2.c.
* Makefile.in: Regenerated.
* configure.in: Add entries for bfd_elf32_bignios2_vec and
bfd_elf32_littlenios2_vec.
* configure: Regenerated.
* config.bfd: Add cases for nios2.
* archures.c (enum bfd_architecture): Add bfd_arch_nios2.
(bfd_mach_nios2): Define.
(bfd_nios2_arch): Declare.
(bfd_archures_list): Add bfd_nios2_arch.
* targets.c (bfd_elf32_bignios2_vec): Declare.
(bfd_elf32_littlenios2_vec): Declare.
(_bfd_target_vector): Add entries for bfd_elf32_bignios2_vec and
bfd_elf32_littlenios2_vec.
* elf-bfd.h (enum elf_target_id): Add NIOS2_ELF_DATA.
* reloc.c (enum bfd_reloc_code_real): Add Nios II relocations.
* bfd-in2.h: Regenerated.
* libbfd.h: Regenerated.
* cpu-nios2.c: New file.
* elf32-nios2.c: New file.
opcodes/
* Makefile.am (TARGET_LIBOPCODES_CFILES): Add nios2-dis.c and
nios2-opc.c.
* Makefile.in: Regenerated.
* configure.in: Add case for bfd_nios2_arch.
* configure: Regenerated.
* disassemble.c (ARCH_nios2): Define.
(disassembler): Add case for bfd_arch_nios2.
* nios2-dis.c: New file.
* nios2-opc.c: New file.
include/
* dis-asm.h (print_insn_big_nios2): Declare.
(print_insn_little_nios2): Declare.
include/elf
* nios2.h: New file.
include/opcode/
* nios2.h: New file.
gas/
* Makefile.am (TARGET_CPU_CFILES): Add config/tc-nios2.c.
(TARGET_CPU_HFILES): Add config/tc-nios2.h.
* Makefile.in: Regenerated.
* configure.tgt: Add case for nios2*-linux*.
* config/obj-elf.c: Conditionally include elf/nios2.h.
* config/tc-nios2.c: New file.
* config/tc-nios2.h: New file.
* doc/Makefile.am (CPU_DOCS): Add c-nios2.texi.
* doc/Makefile.in: Regenerated.
* doc/all.texi: Set NIOSII.
* doc/as.texinfo (Overview): Add Nios II options.
(Machine Dependencies): Include c-nios2.texi.
* doc/c-nios2.texi: New file.
* NEWS: Note Altera Nios II support.
gas/testsuite/
* gas/nios2/add.d: New.
* gas/nios2/add.s: New.
* gas/nios2/align_fill.d: New.
* gas/nios2/align_fill.s: New.
* gas/nios2/align_text.d: New.
* gas/nios2/align_text.s: New.
* gas/nios2/and.d: New.
* gas/nios2/and.s: New.
* gas/nios2/branch.d: New.
* gas/nios2/branch.s: New.
* gas/nios2/break.d: New.
* gas/nios2/break.s: New.
* gas/nios2/bret.d: New.
* gas/nios2/bret.s: New.
* gas/nios2/cache.d: New.
* gas/nios2/cache.s: New.
* gas/nios2/call26.d: New.
* gas/nios2/call26.s: New.
* gas/nios2/call.d: New.
* gas/nios2/call.s: New.
* gas/nios2/cmp.d: New.
* gas/nios2/cmp.s: New.
* gas/nios2/comments.d: New.
* gas/nios2/comments.s: New.
* gas/nios2/complex.d: New.
* gas/nios2/complex.s: New.
* gas/nios2/ctl.d: New.
* gas/nios2/ctl.s: New.
* gas/nios2/custom.d: New.
* gas/nios2/custom.s: New.
* gas/nios2/etbt.d: New.
* gas/nios2/etbt.s: New.
* gas/nios2/flushda.d: New.
* gas/nios2/flushda.s: New.
* gas/nios2/illegal.l: New.
* gas/nios2/illegal.s: New.
* gas/nios2/jmp.d: New.
* gas/nios2/jmp.s: New.
* gas/nios2/ldb.d: New.
* gas/nios2/ldb.s: New.
* gas/nios2/ldh.d: New.
* gas/nios2/ldh.s: New.
* gas/nios2/ldw.d: New.
* gas/nios2/ldw.s: New.
* gas/nios2/lineseparator.d: New.
* gas/nios2/lineseparator.s: New.
* gas/nios2/mov.d: New.
* gas/nios2/movia.d: New.
* gas/nios2/movia.s: New.
* gas/nios2/movi.d: New.
* gas/nios2/movi.s: New.
* gas/nios2/mov.s: New.
* gas/nios2/mul.d: New.
* gas/nios2/mul.s: New.
* gas/nios2/nios2.exp: New.
* gas/nios2/nor.d: New.
* gas/nios2/nor.s: New.
* gas/nios2/or.d: New.
* gas/nios2/or.s: New.
* gas/nios2/ret.d: New.
* gas/nios2/ret.s: New.
* gas/nios2/rol.d: New.
* gas/nios2/rol.s: New.
* gas/nios2/rotate.d: New.
* gas/nios2/rotate.s: New.
* gas/nios2/stb.d: New.
* gas/nios2/stb.s: New.
* gas/nios2/sth.d: New.
* gas/nios2/sth.s: New.
* gas/nios2/stw.d: New.
* gas/nios2/stw.s: New.
* gas/nios2/sub.d: New.
* gas/nios2/sub.s: New.
* gas/nios2/sync.d: New.
* gas/nios2/sync.s: New.
* gas/nios2/trap.d: New.
* gas/nios2/trap.s: New.
* gas/nios2/tret.d: New.
* gas/nios2/tret.s: New.
* gas/nios2/warn_noat.l: New.
* gas/nios2/warn_noat.s: New.
* gas/nios2/warn_nobreak.l: New.
* gas/nios2/warn_nobreak.s: New.
* gas/nios2/xor.d: New.
* gas/nios2/xor.s: New.
ld/
* Makefile.am (enios2elf.c): New rule.
* Makefile.in: Regenerated.
* configure.tgt: Add case for nios2*-*-*.
* emulparams/nios2elf.sh: New file.
* NEWS: Note Altera Nios II support.
ld/testsuite/
* ld-nios2/emit-relocs-1a.s: New.
* ld-nios2/emit-relocs-1b.s: New.
* ld-nios2/emit-relocs-1.d: New.
* ld-nios2/emit-relocs-1.ld: New.
* ld-nios2/gprel.d: New.
* ld-nios2/gprel.s: New.
* ld-nios2/hilo16.d: New.
* ld-nios2/hilo16.s: New.
* ld-nios2/hilo16_symbol.s: New.
* ld-nios2/imm5.d: New.
* ld-nios2/imm5.s: New.
* ld-nios2/imm5_symbol.s: New.
* ld-nios2/nios2.exp: New.
* ld-nios2/pcrel16.d: New.
* ld-nios2/pcrel16_label.s: New.
* ld-nios2/pcrel16.s: New.
* ld-nios2/relax_callr.d: New.
* ld-nios2/relax_callr.ld: New.
* ld-nios2/relax_callr.s: New.
* ld-nios2/relax_cjmp.d: New.
* ld-nios2/relax_cjmp.s: New.
* ld-nios2/relax_jmp.ld: New.
* ld-nios2/relax_section.d: New.
* ld-nios2/relax_section.s: New.
* ld-nios2/relax_ujmp.d: New.
* ld-nios2/relax_ujmp.s: New.
* ld-nios2/reloc.d: New.
* ld-nios2/reloc.s: New.
* ld-nios2/reloc_symbol.s: New.
* ld-nios2/s16.d: New.
* ld-nios2/s16.s: New.
* ld-nios2/s16_symbol.s: New.
* ld-nios2/u16.d: New.
* ld-nios2/u16.s: New.
* ld-nios2/u16_symbol.s: New.
* ld-elf/indirect.exp: Skip on targets that don't support
-shared -fPIC.
* ld-elfcomm/elfcomm.exp: Build with -G0 for nios2.
* ld-plugin/lto.exp: Skip shared library tests on targets that
don't support them. Skip execution tests on non-native targets.
binutils/
* readelf.c: Include elf/nios2.h.
(dump_relocations): Add case for EM_ALTERA_NIOS2.
(get_nios2_dynamic_type): New.
(get_dynamic_type): Add case for EM_ALTERA_NIOS2.
(is_32bit_abs_reloc): Fix EM_ALTERA_NIOS2 case.
(is_16bit_abs_reloc): Likewise.
(is_none_reloc): Add EM_ALTERA_NIOS2 and EM_NIOS32 cases.
* NEWS: Note Altera Nios II support.
* MAINTAINERS: Add Nios II maintainers.
2013-02-06 23:22:26 +00:00