| /* Definitions for Intel 386 running system V, using dbx-in-coff encapsulation. |
| Copyright (C) 1992, 1995, 2002 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| /* We do not want to output SDB debugging information. */ |
| |
| #undef SDB_DEBUGGING_INFO |
| |
| /* We want to output DBX debugging information. */ |
| |
| #define DBX_DEBUGGING_INFO 1 |
| |
| /* Compensate for botch in dbxout_init/dbxout_source_file which |
| unconditionally drops the first character from ltext_label_name */ |
| |
| #undef ASM_GENERATE_INTERNAL_LABEL |
| #define ASM_GENERATE_INTERNAL_LABEL(BUF,PREFIX,NUMBER) \ |
| sprintf ((BUF), "*.%s%ld", (PREFIX), (long)(NUMBER)) |
| |
| /* With the current gas, .align N aligns to an N-byte boundary. |
| This is done to be compatible with the system assembler. |
| You must specify -DOTHER_ALIGN when building gas-1.38.1. */ |
| |
| #undef ASM_OUTPUT_ALIGN |
| #define ASM_OUTPUT_ALIGN(FILE,LOG) \ |
| if ((LOG)!=0) fprintf ((FILE), "\t.align %d\n", 1<<(LOG)) |
| |
| /* Align labels, etc. at 4-byte boundaries. |
| For the 486, align to 16-byte boundary for sake of cache. */ |
| |
| #undef LABEL_ALIGN_AFTER_BARRIER |
| #define LABEL_ALIGN_AFTER_BARRIER(LABEL) (i386_align_jumps) |
| |
| /* Align start of loop at 4-byte boundary. */ |
| |
| #undef LOOP_ALIGN |
| #define LOOP_ALIGN(LABEL) (i386_align_loops) |
| |
| |
| /* Additional overrides needed for dbx-in-coff gas, mostly taken from pbb.h */ |
| |
| /* Although the gas we use can create .ctor and .dtor sections from N_SETT |
| stabs, it does not support section directives, so we need to have the loader |
| define the lists. |
| */ |
| #define CTOR_LISTS_DEFINED_EXTERNALLY |
| |
| /* Use crt1.o as a startup file and crtn.o as a closing file. */ |
| /* |
| * The loader directive file svr3.ifile defines how to merge the constructor |
| * sections into the data section. Also, since gas only puts out those |
| * sections in response to N_SETT stabs, and does not (yet) have a |
| * ".sections" directive, svr3.ifile also defines the list symbols |
| * __DTOR_LIST__ and __CTOR_LIST__. |
| */ |
| #undef STARTFILE_SPEC |
| #define STARTFILE_SPEC \ |
| "%{!r:%{!z:svr3.ifile%s}%{z:svr3z.ifile%s}}\ |
| %{pg:gcrt1.o%s}%{!pg:%{posix:%{p:mcrtp1.o%s}%{!p:crtp1.o%s}}%{!posix:%{p:mcrt1.o%s}%{!p:crt1.o%s}}} \ |
| %{p:-L/usr/lib/libp}%{pg:-L/usr/lib/libp}" |
| |
| #define ENDFILE_SPEC "crtn.o%s" |
| |
| #undef LIB_SPEC |
| #define LIB_SPEC "%{posix:-lcposix} %{shlib:-lc_s} -lc -lg" |