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30 Commits

Author SHA1 Message Date
Alan Modra
e57e6ddc2e Prepare gas for 64-bit obstacks 
Use size_t in a few places involved with obstacks, and don't include
obstack.h in files that don't use obstacks.

gas/
	* config/bfin-parse.y: Don't include obstack.h.
	* config/obj-aout.c: Likewise.
	* config/obj-coff.c: Likewise.
	* config/obj-som.c: Likewise.
	* config/tc-bfin.c: Likewise.
	* config/tc-i960.c: Likewise.
	* config/tc-rl78.c: Likewise.
	* config/tc-rx.c: Likewise.
	* config/tc-tic4x.c: Likewise.
	* expr.c: Likewise.
	* listing.c: Likewise.
	* config/obj-elf.c (elf_file_symbol): Make name_length a size_t.
	* config/tc-aarch64.c (symbol_locate): Likewise.
	* config/tc-arm.c (symbol_locate): Likewise.
	* config/tc-mmix.c (mmix_handle_mmixal): Make len_0 a size_t.
	* config/tc-score.c (s3_build_score_ops_hsh): Make len a size_t.
	(s3_build_dependency_insn_hsh): Likewise.
	* config/tc-score7.c (s7_build_score_ops_hsh): Likewise.
	(s7_build_dependency_insn_hsh): Likewise.
	* frags.c (frag_grow): Make parameter a size_t, and use size_t locals.
	(frag_new): Make parameter a size_t.
	(frag_var_init): Make max_chars and var parameters size_t.
	(frag_var, frag_variant): Likewise.
	(frag_room): Return a size_t.
	(frag_align_pattern): Make n_fill parameter a size_t.
	* frags.h: Update function prototypes.
	* symbols.c (save_symbol_name): Make name_length a size_t.
 2014-07-26 21:00:50 +09:30
David Weatherford
a82c7d9030 Add support to the Xtensa target for creating trampolines for out-of-range branches. 
* tc-xtensa.c (xtensa_check_frag_count, xtensa_create_trampoline_frag)
    (xtensa_maybe_create_trampoline_frag, init_trampoline_frag)
    (find_trampoline_seg, search_trampolines, get_best_trampoline)
    (check_and_update_trampolines, add_jump_to_trampoline)
    (dump_trampolines): New function.
    (md_parse_option): Add cases for --[no-]trampolines options.
    (md_assemble, finish_vinsn, xtensa_end): Add call to
    xtensa_check_frag_count.
    (xg_assemble_vliw_tokens): Add call to
    xtensa_maybe_create_trampoline_frag.
    (xtensa_relax_frag): Relax fragments with RELAX_TRAMPOLINE state.
    (relax_frag_immed): Relax jump instructions that cannot reach its
    target.
    * tc-xtensa.h (xtensa_relax_statesE::RELAX_TRAMPOLINE): New relax
    state.

    * as.texinfo: Document --[no-]trampolines command-line options.
    * c-xtensa.texi: Document trampolines relaxation and command line
    options.

    * frags.c (get_frag_count, clear_frag_count): New function.
    (frag_alloc): Increment totalfrags counter.
    * frags.h (get_frag_count, clear_frag_count): New function.

    * all.exp: Add test for trampoline relaxation.
    * trampoline.d: Trampoline relaxation expected dump.
    * trampoline.s: Trampoline relaxation test source.
 2014-03-21 11:53:42 +00:00
Alan Modra
4b95cf5c0c Update copyright years 2014-03-05 22:16:15 +10:30
Alan Modra
08ea70204d * frags.h (frag_offset_fixed_p): Update prototype. 
* frags.c (frag_offset_fixed_p): Change type of "offset" to offsetT.
	* expr.c (expr, resolve_expression): Likewise for frag_off var.
 2012-06-30 00:27:31 +00:00
Iain Sandoe
cdaa5616cb 2012-02-21 Tristan Gingold <gingold@adacore.com> 
* config/tc-i386.h (OBJ_MACH_O): New section.
	(TC_FORCE_RELOCATION): Use obj_mach_o_force_reloc.
	(TC_FORCE_RELOCATION_SUB_SAME): New
	(TC_FORCE_RELOCATION_SUB_LOCAL): New.
	(TC_VALIDATE_FIX_SUB): New.
	* frags.h (struct frag): OBJ_FRAG_TYPE, new field.
	* symbols.c (colon): obj_frob_colon: New hook.
	* write.c (write_object_file): md_pre_relax_hook, new
	hook.
	* config/obj-macho.c (obj_mach_o_frob_colon): New.
	(obj_mach_o_frob_label): Record sub-section labels.
	(obj_mach_o_frob_symbol): Rename from obj_macho_frob_symbol.
	(obj_mach_o_set_subsections): New.
	(obj_mach_o_pre_relax_hook): New.
	(obj_mach_o_in_different_subsection): New.
	(obj_mach_o_force_reloc_sub_same): New.
	(obj_mach_o_force_reloc_sub_local): New.
	(obj_mach_o_force_reloc): New.
	* config/obj-macho.h (OBJ_SYMFIELD_TYPE): New.
	(obj_frob_colon): New Define.
	(obj_mach_o_frob_label): Renamed.
	(obj_mach_o_frob_symbol): Renamed.
	(OBJ_FRAG_TYPE): New.
	(obj_mach_o_in_different_subsection, obj_mach_o_force_reloc,
	 obj_mach_o_force_reloc_sub_same,
	 obj_mach_o_force_reloc_sub_local): New declarations.
 2012-02-21 09:13:02 +00:00
Alan Modra
6885131b49 * as.c (main): Define .gasversion. rather than __GAS_VERSION__. 
* frags.h (bss_address_frag): Delete
	(predefined_address_frag): New.
	* frags.c (frag_init): Init predefined_address_frag.  Delete ref
	to bss_addres_frag.
	* symbols.c (S_CAN_BE_REDEFINED): New function.
	* symbols.h (S_CAN_BE_REDEFINED): Declare.
	* read.c (assign_symbol): Use S_CAN_BE_REDEFINED.
 2011-10-12 21:07:07 +00:00
Alan Modra
e35a414d3c PR gas/12049 
* frags.h (struct frag): Add "region" field.
	* write.c (relax_frag): Don't add "stretch" to forward reference
	target if there is an intervening org or align.
	(relax_segment): Set region.
 2010-10-19 12:00:33 +00:00
Nick Clifton
ec2655a6a7 Switch to GPLv3 2007-07-03 11:01:12 +00:00
Alan Modra
6cbe03fb0f * frags.c (frag_offset_fixed_p): Constify args. 
* frags.h (frag_offset_fixed_p): Ditto.
 2006-04-18 09:58:26 +00:00
Alan Modra
9963077898 PR 997 
* frags.c (frag_offset_fixed_p): New function.
	* frags.h (frag_offset_fixed_p): Declare.
	* expr.c (expr): Use frag_offset_fixed_p when simplifying subtraction.
	(resolve_expression): Likewise.
 2006-04-04 08:04:57 +00:00
Ben Elliston
b4f261e094 * frags.h: Remove ANSI_PROTOTYPES conditional code. 
* config/obj-elf.h: Likewise.
	* config/tc-h8300.h: Likewise.
	* config/tc-h8500.h: Likewise.
	* config/tc-i370.h: Likewise.
	* config/tc-i386.h: Likewise.
	* config/tc-m68hc11.h: Likewise.
	* config/tc-m68k.h: Likewise.
	* config/tc-ppc.h: Likewise.
	* config/tc-s390.h: Likewise.
	* config/tc-sh.h: Likewise.
	* config/tc-sparc.h: Likewise.
	* config/tc-tic30.c: Likewise.
	* config/tc-w65.h: Likewise.
	* config/tc-xtensa.h: Likewise.
 2005-07-08 05:57:21 +00:00
Nick Clifton
4b4da1607a Update the address and phone number of the FSF 2005-05-05 09:13:19 +00:00
Alan Modra
2da5c03714 update copyright dates 2005-03-03 01:29:54 +00:00
Ben Elliston
59c871b457 * as.h: Remove #if 0'd code. 
* atof-generic.c (atof_generic): Likewise.
	* ecoff.c (ecoff_directive_frame): Likewise.
	* frags.h (FRAG_APPEND_1_CHAR): Likewise.
	* itbl-ops.c (itbl_add_reg): Likewise.
	* listing.c (calc_hex): Likewise.
	* read.c (MASK_CHAR): Likewise.
	* subsegs.c (subsegs_print_statistics): Likewise.
	* symbols.c (indent): Likewise.
	* write.c (write_relocs): Likewise.
	(write_object_file): Likewise.
	(relax_frag): Likewise.
 2005-01-21 05:54:38 +00:00
Alan Modra
09b935accc * frags.h (struct frag): Add has_code and insn_addr fields. 
* write.c (cvt_frag_to_fill): Invoke md_frag_check.
	* config/tc-ppc.c (md_assemble): Check and set insn_addr.
	* config/tc-ppc.h (md_frag_check): Define.
 2004-07-02 06:40:19 +00:00
Richard Sandiford
0530d30a58 * frags.h (frag_room): Declare. 
* frags.c (frag_room): New function.
	* doc/internals.texi: Document it.
 2004-01-23 12:52:20 +00:00
Kazu Hirata
dd625418be * ehopt.c: Convert to ISO-C. 
* emul.h: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* flonum-copy.c: Likewise.
	* flonum-mult.c: Likewise.
	* flonum.h: Likewise.
	* frags.c: Likewise.
	* frags.h: Likewise.
 2003-11-22 16:03:03 +00:00
Kazu Hirata
47eebc207f * ChangeLog: Fix typos. 
* ChangeLog-9295: Likewise.
	* as.c: Fix comment typos.
	* as.h: Likewise.
	* atof-generic.c: Likewise.
	* bit_fix.h: Likewise.
	* frags.h: Likewise.
	* hash.c: Likewise.
	* input-file.c: Likewise.
	* input-scrub.c: Likewise.
	* itbl-ops.c: Likewise.
	* itbl-parse.y: Likewise.
	* listing.c: Likewise.
	* macro.h: Likewise.
	* read.c: Likewise.
	* sb.c: Likewise.
	* sb.h: Likewise.
	* symbols.c: Likewise.
	* symbols.h: Likewise.
 2003-10-27 12:45:17 +00:00
Kazu Hirata
d1a6c2428d * as.h: Fix formatting. 
* cgen.c: Likewise.
	* cgen.h: Likewise.
	* dwarf2dbg.c: Likewise.
	* frags.h: Likewise.
	* gasp.c: Likewise.
	* macro.c: Likewise.
	* read.c: Likewise.
	* stabs.c: Likewise.
	* symbols.c: Likewise.
 2002-05-03 02:25:33 +00:00
Alan Modra
e46d99eb07 Multi-pass relaxation machinery. 2001-03-30 02:19:36 +00:00
Alan Modra
38686296b3 Use `relax_marker' instead of fragile address test code to determine 
whether a frag's fr_address has been updated.
 2001-03-20 03:12:01 +00:00
Nick Clifton
f7e42eb4af Fix copyright notices 2001-03-08 23:24:26 +00:00
Richard Henderson
0a9ef43907 * as.h (rs_align_test): New. 
* frags.c (NOP_OPCODE): Move default from read.c.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New default.
	(frag_align_code): New.
	* frags.h (frag_align_code): Declare.
	* read.c (NOP_OPCODE): Remove.
	(do_align): Use frag_align_code.
	* write.c (NOP_OPCODE): Remove.
	(get_recorded_alignment): New.
	(cvt_frag_to_fill): Handle rs_align_test.
	(relax_segment): Likewise.
	(subsegs_finish): Align last subseg in section to the
	section alignment.  Use frag_align_code.
	* write.h (get_recorded_alignment): Declare.
	* config/obj-coff.c (size_section): Handle rs_align_test.
	(fill_section, fixup_mdeps): Likewise.
	(write_object_file): Use frag_align_code.

	* config/tc-alpha.c (alpha_align): Use frag_align_code.
	(alpha_handle_align): New.
	* config/tc-alpha.h (HANDLE_ALIGN): New.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-i386.h (md_do_align): Use frag_align_code.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-ia64.c (ia64_md_do_align): Don't do code alignment.
	(ia64_handle_align): New.
	* config/tc-ia64.h (HANDLE_ALIGN): New.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-m32r.c (m32r_do_align): Remove.
	(m32r_handle_align): New.
	(fill_insn): Use frag_align_code.
	* config/tc-m32r.h (md_do_align): Remove.
	(HANDLE_ALIGN, MAX_MEM_FOR_RS_ALIGN_CODE): New.
	* config/tc-m88k.c, config/tc-m88k.h: Similarly.
	* config/tc-mips.c, config/tc-mips.h: Similarly.

	* config/tc-sh.c (sh_cons_align): Use rs_align_test.
	(sh_handle_align): Likewise.  Handle rs_align_code.
	(sh_do_align): Remove.
	* config/tc-sh.h (md_do_align): Remove.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.

	* config/tc-sparc.c (sparc_cons_align): Use rs_align_test.
	(sparc_handle_align): Likewise.  Handle rs_align_code.
	* config/tc-sparc.h (md_do_align): Remove.
	(MAX_MEM_FOR_RS_ALIGN_CODE): New.
 2000-12-28 10:07:56 +00:00
Kazu Hirata
e6c774b42a 2000-10-17 Kazu Hirata <kazu@hxi.com> 
* debug.c: Fix formatting.
	* depend.c: Likewise.
	* dwarf2dbg.c: Likewise.
	* dwarf2dbg.h: Likewise.
	* ecoff.c: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* flonum-konst.c: Likewise.
	* frags.h: Likewise.
 2000-10-17 20:21:45 +00:00
Kazu Hirata
a01b9fa4ba 2000-09-12 Kazu Hirata <kazu@hxi.com> 
* as.h: Fix formatting.
	* asintl.h: Likewise.
	* bit_fix.h: Likewise.
	* dwarf2dbg.h: Likewise.
	* expr.h: Likewise.
	* flonum.h: Likewise.
	* frags.h: Likewise.
	* itbl-ops.h: Likewise.
	* macro.h: Likewise.
	* read.h: Likewise.
	* sb.h: Likewise.
	* struc-symbol.h: Likewise.
	* subsegs.h: Likewise.
	* symbols.h: Likewise.
	* tc.h: Likewise.
	* write.h: Likewise.
 2000-09-12 20:57:14 +00:00
Alan Modra
5a327c7ac2 Missed copyright update in last patch. 2000-05-23 05:07:47 +00:00
Alan Modra
ee7fcc42b1 Pass jump reloc in fr_var so it can be used in 
md_estimate_size_before_relax, replacing old kludge.
 2000-05-23 04:48:21 +00:00
Timothy Wall
bea9907b2a octets vs bytes changes for GAS 2000-02-03 18:20:23 +00:00
Ian Lance Taylor
49309057b4 Add support for storing local symbols in a small structure to save 
memory when assembling large files.
	* as.h: Don't include struc-symbol.h.
	(symbolS): Add typedef.
	* symbols.c: Include struc-symbol.h.
	(local_hash): New static variable.
	(save_symbol_name): New static function, from symbol_create.
	(symbol_create): Call save_symbol_name.
	(local_symbol_count): New static variable.
	(local_symbol_conversion_count): Likewise.
	(LOCAL_SYMBOL_CHECK): Define.
	(local_symbol_make): New static function.
	(local_symbol_convert): New static function.
	(colon): Handle local symbols.  Create local symbol for local
	label name.
	(symbol_table_insert): Handle local symbols.
	(symbol_find_or_make): Create local symbol for local label name.
	(symbol_find_base): Check for local symbol.
	(symbol_append, symbol_insert): Check for local symbols.
	(symbol_clear_list_pointers, symbol_remove): Likewise.
	(verify_symbol_chain): Likewise.
	(copy_symbol_attributes): Likewise.
	(resolve_symbol_value): Handle local symbols.
	(resolve_local_symbol): New static function.
	(resolve_local_symbol_values): New function.
	(S_GET_VALUE, S_SET_VALUE): Handle local symbols.
	(S_IS_FUNCTION, S_IS_EXTERNAL, S_IS_WEAK, S_IS_COMMON): Likewise.
	(S_IS_DEFINED, S_IS_DEBUG, S_IS_LOCAL, S_GET_NAME): Likewise.
	(S_GET_SEGMENT, S_SET_SEGMENT, S_SET_EXTERNAL): Likewise.
	(S_CLEAR_EXTERNAL, S_SET_WEAK, S_SET_NAME): Likewise.
	(symbol_previous, symbol_next): New functions.
	(symbol_get_value_expression): Likewise.
	(symbol_set_value_expression): Likewise.
	(symbol_set_frag, symbol_get_frag): Likewise.
	(symbol_mark_used, symbol_clear_used, symbol_used_p): Likewise.
	(symbol_mark_used_in_reloc): Likewise.
	(symbol_clear_used_in_reloc, symbol_used_in_reloc_p): Likewise.
	(symbol_mark_mri_common, symbol_clear_mri_common): Likewise.
	(symbol_mri_common_p): Likewise.
	(symbol_mark_written, symbol_clear_written): Likewise.
	(symbol_written_p): Likewise.
	(symbol_mark_resolved, symbol_resolved_p): Likewise.
	(symbol_section_p, symbol_equated_p): Likewise.
	(symbol_constant_p): Likewise.
	(symbol_get_bfdsym, symbol_set_bfdsym): Likewise.
	(symbol_get_obj, symbol_set_obj): Likewise.
	(symbol_get_tc, symbol_set_tc): Likewise.
	(symbol_begin): Initialize local_hash.
	(print_symbol_value_1): Handle local symbols.
	(symbol_print_statistics): Print local symbol statistics.
	* symbols.h: Include "struc-symbol.h" if not BFD_ASSEMBLER.
	Declare new symbols.c functions.  Move many declarations here from
	struc-symbol.h.
	(SYMBOLS_NEED_BACKPOINTERS): Define if needed.
	* struc-symbol.h (SYMBOLS_NEED_BACKPOINTERS): Don't set.
	(struct symbol): Move bsym to make it clearly the first field.
	Remove TARGET_SYMBOL_FIELDS.
	(symbolS): Don't typedef.
	(struct broken_word): Remove.
	(N_TYPE_seg, seg_N_TYPE): Move to symbol.h.
	(SEGMENT_TO_SYMBOL_TYPE, N_REGISTER): Likewise.
	(symbol_clear_list_pointers): Likewise.
	(symbol_insert, symbol_remove): Likewise.
	(symbol_previous, symbol_append): Likewise.
	(verify_symbol_chain, verify_symbol_chain_2): Likewise.
	(struct local_symbol): Define.
	(local_symbol_converted_p, local_symbol_mark_converted): Define.
	(local_symbol_resolved_p, local_symbol_mark_resolved): Define.
	(local_symbol_get_frag, local_symbol_set_frag): Define.
	(local_symbol_get_real_symbol): Define.
	(local_symbol_set_real_symbol): Define.
	Define.
	* write.c (write_object_file): Call resolve_local_symbol_values.
	* config/obj-ecoff.h (OBJ_SYMFIELD_TYPE): Define.
	(TARGET_SYMBOL_FIELDS): Don't define.
	* config/obj-elf.h (OBJ_SYMFIELD_TYPE): Add local field.  If
	ECOFF_DEBUGGING, add ECOFF fields.
	(ELF_TARGET_SYMBOL_FIELDS, TARGET_SYMBOL_FIELDS): Don't define.
	* config/obj-multi.h (struct elf_obj_sy): Add local field.  If
	ECOFF_DEBUGGING, add ECOFF fields.
	(ELF_TARGET_SYMBOL_FIELDS, TARGET_SYMBOL_FIELDS): Don't define.
	(ECOFF_DEBUG_TARGET_SYMBOL_FIELDS): Don't define.
	* config/tc-mcore.h: Don't include struc-symbol.h.
	(TARGET_SYMBOL_FIELDS): Don't define.
	(struct mcore_tc_sy): Define.
	(TC_SYMFIELD_TYPE): Define.
	* Many files: Use symbolS instead of struct symbol.  Use new
	accessor functions rather than referring to symbolS fields
	directly.
	* read.c (s_mri_common): Don't add in value of line_label.
	* config/tc-mips.c (md_apply_fix): Correct parenthesization when
	checking for SEC_LINK_ONCE.
	* config/tc-sh.h (sh_fix_adjustable): Declare.
 1999-06-03 00:29:48 +00:00
Richard Henderson
252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00