* config/tc-arm.c (T_OPCODE_BRANCH, encode_arm_addr_mode_2)
(encode_arm_addr_mode_3, encode_arm_cp_address, do_blx, do_t_blx)
(do_t_branch, insns [b, bl]): Don't encode pipeline offset.
(s_arm_elf_cons): Disallow use of (plt) suffix.
(do_adrl): Adjust X_add_number unconditionally.
(md_pcrel_from): Rename md_pcrel_from_section, add second segT
argument. Handle all adjustment for pipeline offset here.
(md_apply_fix): No need to undo work of md_pcrel_from. No
need to extract pre-encoded pipeline adjustments from various
branch instructions. Generally, assume instructions are already
all-bits-zero in the field being fixed up. Remove all OBJ_ELF
special cases. Handle BFD_RELOC_ARM_PLT32 like
BFD_RELOC_ARM_PCREL_BRANCH.
(tc_gen_reloc): Remove OBJ_ELF special case.
* config/tc-arm.c: Define MD_PCREL_FROM_SECTION.
gas/testsuite:
* gas/arm/arm.exp: Don't special case ldconst, arm7t, or copro
for *-wince-*.
* gas/arm/wince_arm7t.d, gas/arm/wince_copro.d
* gas/arm/wince_ldconst.d: Delete.
* config/tc-arm.c (find_real_start): Check S_IS_LOCAL on
symbolP as well as for names with a leading dot. Use ACONCAT.
(md_apply_fix): For branch relocations, only replace value
with fixP->fx_offset (under #ifdef OBJ_ELF) when !fixP->fx_done.
(arm_force_relocation): Remove #ifdef OBJ_ELF case.
* config/tc-arm.h (LOCAL_LABEL): Remove unnecessary parentheses.
(LOCAL_LABEL_PREFIX): Don't define.
gas/testsuite:
* gas/arm/thumb.s: Only branch to labels defined in this file.
* gas/arm/thumb.d, gas/arm/thumb32.d: Adjust expected output.
(TC_INIT_FIX_DATA): Initialize to 0, not NULL.
* config/tc-arm.c (fix_new_arm): Remove now-unnecessary cast.
(md_apply_fix3): Delete fix_is_thumb variable; refer to
fixP->tc_fix_data directly in the sole place it was used.
Explicitly truncate value, *valP, fixP->fx_addnumber, and
fixP->fx_offset to 32 bits, for consistent behavior between 32-
and 64-bit hosts.
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, elf32_arm_tls_gd32_howto)
(elf32_arm_tls_ldo32_howto, elf32_arm_tls_ldm32_howto)
(elf32_arm_tls_le32_howto, elf32_arm_tls_ie32_howto)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
indicates whether personality routine index N has been output for this
section.
(mapping_state): tc_segment_info_data now struct not enum.
(arm_elf_change_section): Likewise, and marked_pr_dependency is now
handled on section change.
(create_unwind_entry): Previous code to output dependency removed.
(s_arm_unwind_fnend): Output dependency if it hasn't been done already
for this section.
* gas/config/tc-arm.h (TC_SEGMENT_INFO_TYPE): Redefined as struct
arm_segment_info_type.
(arm_segment_info_type): New struct.
* gas/testsuite/gas/arm/unwind.d: Update expected output.
Move OBJ_COFF TC_FORCE_RELOCATION code here so that COFF handles
ARM_IMMEDIATE and ARM_ADRL_IMMEDIATE relocs as for ELF.
* config/tc-arm.h (TC_FORCE_RELOCATION): Define for both ELF and
COFF to call arm_force_relocation.
* tc-arm.h (md_operand): Delete define.
* tc-arm.c (in_my_get_expression): New static variable.
(my_get_expression): Set and clear it.
(md_operand): New function. If called from my_get_expression
put the error in inst.error.
(output_inst): Now takes argument of instruction being assembled.
Print it out with any error message.
(do_ldst, do_ldstv4, thumb_load_store): Fault attempt to use a store
with '=' syntax.
(end_of_line): Don't update inst.error if it is already set.
obj_fix_adjustable() and tc_fix_adjustable() to tell whether to
add a symbol's address. Removed all target-specific #ifdefs that
used to accomplished the same.
* config/tc-v850.h (TC_DONT_FIX_NON_ADJUSTABLE): Define.
* config/tc-m68k.h (TC_DONT_FIX_NON_ADJUSTABLE): Define.
* config/tc-arm.h (TC_DONT_FIX_NON_ADJUSTABLE): Define.
* config/tc-i960.h (TC_DONT_FIX_NON_ADJUSTABLE): Define.
* config/tc-i386.h (TC_DONT_FIX_NON_ADJUSTABLE): Define.
Paul Brook