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* as.h (debug_type): Clarify documentation of the meaning of this variable. * dwarf2dbg.c (DWARF2_LINE_MIN_INSN_LENGTH): Default to 1. (print_stats): Fix parenthesis problem. (now_subseg_size): New. (dwarf2_finish): Use it. If DEBUG_DWARF2, emit bits for .debug_info. (dwarf2_directive_file): Don't set debug_type. (dwarf2_where): Honor DEBUG_DWARF2 first. (dwarf2_emit_insn): Renamed from dwarf2_generate_asm_lineno; do nothing if not emitting dwarf2 debug info, or no work. * dwarf2dbg.h (dwarf2_emit_insn): Update. * ecoff.c (add_file): Turn on DEBUG_ECOFF only if DEBUG_UNSPECIFIED. (ecoff_new_file): Likewise. * read.c (generate_lineno_debug): Kill ecoff hackery. Update commentary wrt dwarf2. * config/tc-alpha.c (alpha_adjust_symtab_relocs): Add ATTRIBUTE_UNUSED as needed. (emit_insn): Call dwarf2_emit_insn. (s_alpha_file): New. (s_alpha_loc): New. (s_alpha_coff_wrapper): Don't handle them. (md_pseudo_table): Update for .file and .loc. * config/tc-alpha.h (DWARF2_LINE_MIN_INSN_LENGTH): New. * config/tc-arm.c (output_inst): Update for dwarf2_emit_insn; don't protect with debug_type. * config/tc-hppa.c (md_assemble): Likewise. * config/tc-m68hc11.c (m68hc11_new_insn): Likewise. * config/tc-mn10300.c (md_assemble): Likewise. * config/tc-sh.c (md_assemble): Likewise. * config/tc-v850.c (md_assemble): Likewise. * config/tc-arm.c (arm_end_of_source): Remove. * config/tc-hppa.c (pa_end_of_source): Remove. * config/tc-m68hc11.c (m68hc11_end_of_source): Remove. * config/tc-mn10300.c (mn10300_finalize): Remove. * config/tc-sh.c (sh_finalize): Remove. * config/tc-v850.c (sh_finalize): Remove. * config/tc-arm.h (md_end): Remove. * config/tc-hppa.h (md_end): Remove. (DWARF2_LINE_MIN_INSN_LENGTH): New. * config/tc-m68hc11.h (md_end): Remove. * config/tc-mn10300.h (md_end): Remove. * config/tc-sh.h (md_end): Remove. * config/tc-v850.h (md_end): Remove. * config/tc-ia64.c (emit_one_bundle): Don't protect dwarf2 bits with debug_type. (md_assemble): Likewise. (ia64_end_of_source): Don't call dwarf2_finish.
151 lines
5.0 KiB
C
151 lines
5.0 KiB
C
/* This file is tc-alpha.h
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Copyright (C) 1994, 95, 96, 97, 98, 1999 Free Software Foundation, Inc.
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Written by Ken Raeburn <raeburn@cygnus.com>.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to the Free
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Software Foundation, 59 Temple Place - Suite 330, Boston, MA
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02111-1307, USA. */
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#define TC_ALPHA
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#define TARGET_BYTES_BIG_ENDIAN 0
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#define WORKING_DOT_WORD
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#define TARGET_ARCH bfd_arch_alpha
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#define TARGET_FORMAT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour \
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? "ecoff-littlealpha" \
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: OUTPUT_FLAVOR == bfd_target_elf_flavour \
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? "elf64-alpha" \
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: OUTPUT_FLAVOR == bfd_target_evax_flavour \
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? "vms-alpha" \
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: "unknown-format")
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#define NEED_LITERAL_POOL
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#define TC_HANDLES_FX_DONE
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#define REPEAT_CONS_EXPRESSIONS
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extern int alpha_force_relocation PARAMS ((struct fix *));
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extern int alpha_fix_adjustable PARAMS ((struct fix *));
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extern unsigned long alpha_gprmask, alpha_fprmask;
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extern valueT alpha_gp_value;
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#define TC_FORCE_RELOCATION(FIXP) alpha_force_relocation (FIXP)
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#define tc_fix_adjustable(FIXP) alpha_fix_adjustable (FIXP)
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#define RELOC_REQUIRES_SYMBOL
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/* This expression evaluates to false if the relocation is for a local
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object for which we still want to do the relocation at runtime.
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True if we are willing to perform this relocation while building
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the .o file. This is only used for pcrel relocations. */
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#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \
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((FIX)->fx_addsy == NULL \
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|| (! S_IS_EXTERNAL ((FIX)->fx_addsy) \
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&& ! S_IS_WEAK ((FIX)->fx_addsy) \
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&& S_IS_DEFINED ((FIX)->fx_addsy) \
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&& ! S_IS_COMMON ((FIX)->fx_addsy)))
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#define md_convert_frag(b,s,f) as_fatal ("alpha convert_frag\n")
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#define md_estimate_size_before_relax(f,s) \
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(as_fatal("estimate_size_before_relax called"),1)
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#define md_operand(x)
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#ifdef OBJ_EVAX
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/* This field keeps the symbols position in the link section. */
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#define OBJ_SYMFIELD_TYPE valueT
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#define TC_CONS_FIX_NEW(FRAG,OFF,LEN,EXP) \
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fix_new_exp (FRAG, OFF, (int)LEN, EXP, 0, \
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LEN == 2 ? BFD_RELOC_16 \
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: LEN == 4 ? BFD_RELOC_32 \
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: LEN == 8 ? BFD_RELOC_64 \
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: BFD_RELOC_ALPHA_LINKAGE);
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#endif
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#define md_number_to_chars number_to_chars_littleendian
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extern int tc_get_register PARAMS ((int frame));
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extern void alpha_frob_ecoff_data PARAMS ((void));
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#define tc_frob_label(sym) alpha_define_label (sym)
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extern void alpha_define_label PARAMS ((symbolS *));
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#define md_cons_align(nbytes) alpha_cons_align (nbytes)
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extern void alpha_cons_align PARAMS ((int));
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#ifdef OBJ_ECOFF
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#define tc_frob_file_before_adjust() alpha_frob_file_before_adjust ()
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extern void alpha_frob_file_before_adjust PARAMS ((void));
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#endif
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#define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */
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#ifdef OBJ_ELF
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#define ELF_TC_SPECIAL_SECTIONS \
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{ ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL }, \
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{ ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_ALPHA_GPREL },
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#endif
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/* Whether to add support for explict !relocation_op!sequence_number. At the
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moment, only do this for ELF, though ECOFF could use it as well. */
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#ifdef OBJ_ELF
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#define RELOC_OP_P
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#endif
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#ifdef RELOC_OP_P
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/* Before the relocations are written, reorder them, so that user supplied
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!lituse relocations follow the appropriate !literal relocations. Also
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convert the gas-internal relocations to the appropriate linker relocations.
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*/
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#define tc_adjust_symtab() alpha_adjust_symtab ()
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extern void alpha_adjust_symtab PARAMS ((void));
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/* New fields for supporting explicit relocations (such as !literal to mark
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where a pointer is loaded from the global table, and !lituse_base to track
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all of the normal uses of that pointer). */
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#define TC_FIX_TYPE struct alpha_fix_tag
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struct alpha_fix_tag
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{
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struct fix *next_lituse; /* next !lituse */
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struct alpha_literal_tag *info; /* other members with same sequence */
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};
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/* Initialize the TC_FIX_TYPE field. */
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#define TC_INIT_FIX_DATA(fixP) \
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do { \
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fixP->tc_fix_data.next_lituse = (struct fix *)0; \
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fixP->tc_fix_data.info = (struct alpha_literal_tag *)0; \
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} while (0)
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/* Work with DEBUG5 to print fields in tc_fix_type. */
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#define TC_FIX_DATA_PRINT(stream,fixP) \
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do { \
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if (fixP->tc_fix_data.info) \
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fprintf (stderr, "\tinfo = 0x%lx, next_lituse = 0x%lx\n", \
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(long)fixP->tc_fix_data.info, \
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(long)fixP->tc_fix_data.next_lituse); \
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} while (0)
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#endif
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#define DWARF2_LINE_MIN_INSN_LENGTH 4
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