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Diffstat (limited to 'gas/ChangeLog')
| -rw-r--r-- | gas/ChangeLog | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog index 614014f..fd5769e 100644 --- a/gas/ChangeLog +++ b/gas/ChangeLog @@ -1,4 +1,162 @@ 2011-07-24 Maciej W. Rozycki <macro@codesourcery.com> + Chao-ying Fu <fu@mips.com> + Richard Sandiford <rdsandiford@googlemail.com> + + * config/tc-mips.h (mips_segment_info): Add one bit for + microMIPS. + (TC_LABEL_IS_LOCAL): New macro. + (mips_label_is_local): New prototype. + * config/tc-mips.c (S0, S7): New macros. + (emit_branch_likely_macro): New variable. + (mips_set_options): Add micromips. + (mips_opts): Initialise micromips to -1. + (file_ase_micromips): New variable. + (CPU_HAS_MICROMIPS): New macro. + (hilo_interlocks): Set for microMIPS too. + (gpr_interlocks): Likewise. + (cop_interlocks): Likewise. + (cop_mem_interlocks): Likewise. + (HAVE_CODE_COMPRESSION): New macro. + (micromips_op_hash): New variable. + (micromips_nop16_insn, micromips_nop32_insn): New variables. + (NOP_INSN): Handle microMIPS ASE. + (mips32_to_micromips_reg_b_map): New macro. + (mips32_to_micromips_reg_c_map): Likewise. + (mips32_to_micromips_reg_d_map): Likewise. + (mips32_to_micromips_reg_e_map): Likewise. + (mips32_to_micromips_reg_f_map): Likewise. + (mips32_to_micromips_reg_g_map): Likewise. + (mips32_to_micromips_reg_l_map): Likewise. + (mips32_to_micromips_reg_n_map): Likewise. + (mips32_to_micromips_reg_h_map): New variable. + (mips32_to_micromips_reg_m_map): Likewise. + (mips32_to_micromips_reg_q_map): Likewise. + (micromips_to_32_reg_h_map): New variable. + (micromips_to_32_reg_i_map): Likewise. + (micromips_to_32_reg_m_map): Likewise. + (micromips_to_32_reg_q_map): Likewise. + (micromips_to_32_reg_b_map): New macro. + (micromips_to_32_reg_c_map): Likewise. + (micromips_to_32_reg_d_map): Likewise. + (micromips_to_32_reg_e_map): Likewise. + (micromips_to_32_reg_f_map): Likewise. + (micromips_to_32_reg_g_map): Likewise. + (micromips_to_32_reg_l_map): Likewise. + (micromips_to_32_reg_n_map): Likewise. + (micromips_imm_b_map, micromips_imm_c_map): New macros. + (RELAX_DELAY_SLOT_16BIT): New macro. + (RELAX_DELAY_SLOT_SIZE_FIRST): Likewise. + (RELAX_DELAY_SLOT_SIZE_SECOND): Likewise. + (RELAX_MICROMIPS_ENCODE, RELAX_MICROMIPS_P): New macros. + (RELAX_MICROMIPS_TYPE, RELAX_MICROMIPS_AT): Likewise. + (RELAX_MICROMIPS_U16BIT, RELAX_MICROMIPS_UNCOND): Likewise. + (RELAX_MICROMIPS_COMPACT, RELAX_MICROMIPS_LINK): Likewise. + (RELAX_MICROMIPS_RELAX32, RELAX_MICROMIPS_TOOFAR16): Likewise. + (RELAX_MICROMIPS_MARK_TOOFAR16): Likewise. + (RELAX_MICROMIPS_CLEAR_TOOFAR16): Likewise. + (RELAX_MICROMIPS_TOOFAR32): Likewise. + (RELAX_MICROMIPS_MARK_TOOFAR32): Likewise. + (RELAX_MICROMIPS_CLEAR_TOOFAR32): Likewise. + (INSERT_OPERAND, EXTRACT_OPERAND): Handle microMIPS ASE. + (mips_macro_warning): Add delay_slot_16bit_p, delay_slot_32bit_p, + fsize and insns. + (mips_mark_labels): New function. + (mips16_small, mips16_ext): Remove variables, replacing with... + (forced_insn_size): ... this. + (append_insn, mips16_ip): Update accordingly. + (micromips_insn_length): New function. + (insn_length): Return the length of microMIPS instructions. + (mips_record_mips16_mode): Rename to... + (mips_record_compressed_mode): ... this. Handle microMIPS ASE. + (install_insn): Handle microMIPS ASE. + (reglist_lookup): New function. + (is_size_valid, is_delay_slot_valid): Likewise. + (md_begin): Handle microMIPS ASE. + (md_assemble): Likewise. Update for append_insn interface change. + (micromips_reloc_p): New function. + (got16_reloc_p): Handle microMIPS ASE. + (hi16_reloc_p): Likewise. + (lo16_reloc_p): Likewise. + (jmp_reloc_p): New function. + (jalr_reloc_p): Likewise. + (matching_lo_reloc): Handle microMIPS ASE. + (insn_uses_reg, reg_needs_delay): Likewise. + (mips_move_labels): Likewise. + (mips16_mark_labels): Rename to... + (mips_compressed_mark_labels): ... this. Handle microMIPS ASE. + (gpr_mod_mask): New function. + (gpr_read_mask, gpr_write_mask): Handle microMIPS ASE. + (fpr_read_mask, fpr_write_mask): Likewise. + (insns_between, nops_for_vr4130, nops_for_insn): Likewise. + (fix_loongson2f_nop, fix_loongson2f_jump): Likewise. + (MICROMIPS_LABEL_CHAR): New macro. + (micromips_target_label, micromips_target_name): New variables. + (micromips_label_name, micromips_label_expr): New functions. + (micromips_label_inc, micromips_add_label): Likewise. + (mips_label_is_local): Likewise. + (micromips_map_reloc): Likewise. + (can_swap_branch_p): Handle microMIPS ASE. + (append_insn): Add expansionp argument. Handle microMIPS ASE. + (start_noreorder, end_noreorder): Handle microMIPS ASE. + (macro_start, macro_warning, macro_end): Likewise. + (brk_fmt, cop12_fmt, jalr_fmt, lui_fmt): New variables. + (mem12_fmt, mfhl_fmt, shft_fmt, trap_fmt): Likewise. + (BRK_FMT, COP12_FMT, JALR_FMT, LUI_FMT): New macros. + (MEM12_FMT, MFHL_FMT, SHFT_FMT, TRAP_FMT): Likewise. + (macro_build): Handle microMIPS ASE. Update for append_insn + interface change. + (mips16_macro_build): Update for append_insn interface change. + (macro_build_jalr): Handle microMIPS ASE. + (macro_build_lui): Likewise. Simplify. + (load_register): Handle microMIPS ASE. + (load_address): Likewise. + (move_register): Likewise. + (macro_build_branch_likely): New function. + (macro_build_branch_ccl): Likewise. + (macro_build_branch_rs): Likewise. + (macro_build_branch_rsrt): Likewise. + (macro): Handle microMIPS ASE. + (validate_micromips_insn): New function. + (expr_const_in_range): Likewise. + (mips_ip): Handle microMIPS ASE. + (options): Add OPTION_MICROMIPS and OPTION_NO_MICROMIPS. + (md_longopts): Add mmicromips and mno-micromips. + (md_parse_option): Handle OPTION_MICROMIPS and + OPTION_NO_MICROMIPS. + (mips_after_parse_args): Handle microMIPS ASE. + (md_pcrel_from): Handle microMIPS relocations. + (mips_force_relocation): Likewise. + (md_apply_fix): Likewise. + (mips_align): Handle microMIPS ASE. + (s_mipsset): Likewise. + (s_cpload, s_cpsetup, s_cpreturn): Use relocation wrappers. + (s_dtprel_internal): Likewise. + (s_gpword, s_gpdword): Likewise. + (s_insn): Handle microMIPS ASE. + (s_mips_stab): Likewise. + (relaxed_micromips_32bit_branch_length): New function. + (relaxed_micromips_16bit_branch_length): New function. + (md_estimate_size_before_relax): Handle microMIPS ASE. + (mips_fix_adjustable): Likewise. + (tc_gen_reloc): Handle microMIPS relocations. + (mips_relax_frag): Handle microMIPS ASE. + (md_convert_frag): Likewise. + (mips_frob_file_after_relocs): Likewise. + (mips_elf_final_processing): Likewise. + (mips_nop_opcode): Likewise. + (mips_handle_align): Likewise. + (md_show_usage): Handle microMIPS options. + * symbols.c (TC_LABEL_IS_LOCAL): New macro. + (S_IS_LOCAL): Add a TC_LABEL_IS_LOCAL check. + + * doc/as.texinfo (Target MIPS options): Add -mmicromips and + -mno-micromips. + (-mmicromips, -mno-micromips): New options. + * doc/c-mips.texi (-mmicromips, -mno-micromips): New options. + (MIPS ISA): Document .set micromips and .set nomicromips. + (MIPS insn): Update for microMIPS support. + +2011-07-24 Maciej W. Rozycki <macro@codesourcery.com> * config/tc-mips.c (mips_ip): Make a copy of the instruction's mnemonic and use it for further processing. |