Do not issue reloc number of unimplemented BFD_RELOC_ARM_IMMEDIATE and
BFD_RELOC_ARM_OFFSET_IMM relocs - their name is already in the error message
- plus remove them from the default case.
Warn about unpredictable behavior of LDM and STM instructions.
do_mia, do_mar and do_mra respectively.
(do_mav_*): Renamed from do_c_*.
(mav_reg_required_here, mav_parse_offset): Renamed from
cirrus_reg_required_here and cirrus_parse_offset respectively.
(MAV_MODE?): Renamed from CIRRUS_MODE?.
* config/tc-arm.c (ARM_CEXT_XSCALE): Replaces ARM_EXT_XSCALE. All
uses changed.
(ARM_CEXT_MAVERICK): Similarly.
(ARM_ANY): Now means any core instruction.
(CPU_DEFAULT): Default to ARM_ANY.
(uses_apcs_26, atcps, support_interwork, uses_apcs_float)
(pic_code): Declare for all object types. Make type int.
(legacy_cpu, legacy_fpu, mcpu_cpu_opt, mcpu_fpu_opt, march_cpu_opt)
(march_fpu_opt, mfpu_opt): Declare.
(md_longopts): Tidy up conditional definitions.
(arm_opts, arm_cpus, arm_archs, arm_fpus, arm_extensions)
(arm_long_opts): New tables.
(arm_parse_cpu, arm_parse_arch, arm_parse_fpu): New functions.
(arm_parse_extension): New function.
(md_parse_option): Rewrite using new table-driven system.
(md_show_usage): Use new table-driven system.
(md_begin): Calculate cpu_variant from command line option data.
* doc/as.texinfo (ARM ISA options): Docuement new ARM-specific
command-line options.
* doc/c-arm.texi: Likewise.
Testsuite:
* gas/arm/vfp1.d: Use new command-line options.
* gas/arm/vfp1xD.d: Likewise.
* gas/arm/arm.exp (vfp-bad): Likewise.
* gas/arm/maverick.d: Likewise.
* 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.
op that can be translated into a mvn instruction.
* gas/arm/ldconst.s gas/arm/ldconst.d: New files. Test ldr with
immediate pseudo-operations.
* gas/arm/arm.exp: Run it.
(int_register, cp_register, fp_register): Delete.
(reg_table): Delete. Replaced with ...
(rn_table, cp_table, cn_table, fn_table, mav_mvf_table)
(mav_mvd_table, mav_mvfx_table, mav_mvdx_table, mav_mvax_table)
(mav_dspsc_table): ... one table per register set.
(arm_reg_hsh): Delete.
(struct reg_map): New structure.
(all_reg_maps): New array.
(enum arm_reg_type): New enums.
(build_reg_hsh): New function.
(insert_reg_alias): Use hash table passed by caller. Adjust all
callers.
(create_register_alias): New function, split out from ...
(md_assemble): ... here.
(md_begin): Build new register hash tables.
(arm_reg_parse): New argument for the hash table to search. Adjust all
callers.
(arm_reg_parse_any): New function.
(co_proc_number): Look up the processor number in the processor hash
table.
(cirrus_regtype): Delete.
(cirrus_register, cirrus_mvf_register, cirrus_mvd_register)
(cirrus_mvfx_register, cirrus_mvdx_register, cirrus_mvax_register)
(ARM_EXT_MAVERICKsc_register): Delete.
(do_c_binops_1, do_c_binops_2, do_c_binops_3): Delete.
(do_c_binops_1[a-o], do_c_binops_2[a-c], do_c_binops_3[a-d]): New
functions.
(do_c_triple_4, do_c_triple_5): Delete.
(do_c_triple_4[ab], do_c_triple_5[a-h]): New functions.
(do_c_quad_6): Delete.
(do_c_quad_6[ab]): New functions.
(do_c_binops, do_c_triple, do_c_quad, do_c_shift, do_c_ldst): Rework
arguments to use new register parsing methods.
(cirrus_reg_required_here): Likewise.
(insns): Reclassify cirrus maverick worker functions.
(cirrus_valid_reg): Delete.
cond_offset. Rename variants->variant.
(insns): Adjust for new format. Explicitly code each variant that
takes flags. Remove temporary instructions.
(struct arm_it): Remove redundant field suffix.
(s_flag, ldr_flags, str_flags, byte_flag, cmp_flags, ldm_flags)
(stm_flags, lfm_flags, sfm_flags, round_flags, fix_flags, except_flag)
(long_flag): Delete.
(struct asm_flg): Delete.
(LONGEST_INST): Delete.
(V4_STR_BIT): Define.
(struct thumb_opcode): Rename variants->variant.
(do_empty): Renamed from do_nop.
(ldst_extend): Delete argument hwse. Split code for half-word and
signed byte instructions to ...
(ldst_extend_v4): ... here.
(ld_mode_required_here): Use ldst_extend_v4.
(do_ldrd): Simplify now that this is only called for ldrd. No
need to test for XScale, which was wrong anyway. Don't reject r12
as a target register. Add test that ldrd doesn't update an index
register.
(do_pld): Don't allow post-indexed or write-back addressing modes.
Adjust call to ldst_extend.
(do_adr): Split code for adrl to ...
(do_adrl): ... here.
(do_cmp): No need to fold in COND_BIT.
(do_ldst): Simplify. Split code for ldrt/strt into do_ldstt. Split
code to handle half-word and signed byte instructions to ...
(do_ldstv4): ... here.
(do_ldstt): New function. Handle load/store with translate.
(do_ldmstm): Write feature modification bits directly into
inst.instruction.
(do_fpa_ldst): Remove suffix handling code.
(do_fpa_dyadic, do_fpa_monadic, do_fpa_from_reg): Likewise.
(do_fpa_ldmstm): Type of access is now held in inst.instruction.
(build_arm_ops_hsh): New function.
(md_begin): Call it. Don't build the ARM opcode directly.
(md_assemble): Simplify ARM instruction handling.
(insns): Re-arrange instructions by archtitecture. Pld instruction
is part of ARMv5E.
(tinsns): blx and bkpt are part of ARMv5T.
(do_fp_{ctrl,ldst,ldstm,dyadic,monadic,cmp,from_reg,to_reg}): Rename
to do_fpa_*. All callers changed.
* tc-arm.c (insns): Add two temporary instructions to handle
ldrd/strd.
* tc-arm.c (ARM_EXT_LONGMUL, ARM_EXT_HALFWORD, ARM_EXT_THUMB): Delete.
(ARM_2UP, ARM_ALL, ARM_3UP, ARM_6UP): Delete.
(FPU_CORE, FPU_FPA10, FPA_FPA11, FPU_ALL, FPA_MEMMULTI): Delete.
(ARM_EXT_V{1,2,2S,3,3M,4,4T,5T,5ExP}): New defines.
(ARM_EXT_V{5,5E}): Synchronize with above.
(ARM_ARCH_V*): Define a complete set in terms of above features.
(ARM_{1,2,3,250,6,7,8,9,STRONG}): Define in terms of architecture.
(FPU_FPA_EXT_V[12]): Define.
(FPU_ARCH_FPE, FPU_ARCH_FPA): Define in terms of above.
(FPU_ANY): Define.
(FPU_DEFAULT): Default to FPA.
(CPU_DEFAULT): For XScale, this is now just ARM_ARCH_XSCALE; for
Thumb, this is now ARM_ARCH_V5T.
(insns): Rework for new feature defines.
(tinsns): Likewise.
(opcode_select, do_ldst, md_begin, md_parse_option): Likewise.
Nick Clifton
Alan Modra
Kazu Hirata
Richard Earnshaw
H.J. Lu
Aldy Hernandez
Phil Blundell