Michael Meissner
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2817655c4a
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1d21dbd39b
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/* Definitions of target machine for GNU compiler.
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Encore Multimax (OSF/1 with OSF/rose) version.
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Copyright (C) 1991 Free Software Foundation, Inc.
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This file is part of GNU CC.
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GNU CC 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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GNU CC 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 GNU CC; see the file COPYING. If not, write to
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
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#include "i386gas.h"
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#define OSF_OS
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/* Use a more friendly abort which prints internal compiler error,
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rather than just dumping core. */
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#ifndef abort
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#define abort fancy_abort
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#endif
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/* Prefix that appears before all global/static identifiers, except for
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temporary labels. */
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#define IDENTIFIER_PREFIX "_"
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/* Suffix that appears after all global/static identifiers, except for
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temporary labels. */
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#define IDENTIFIER_SUFFIX ""
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/* Change default predefines. */
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#ifdef CPP_PREDEFINES
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#undef CPP_PREDEFINES
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#endif
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#define CPP_PREDEFINES "-DOSF -DOSF1 -Dunix -Di386"
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#ifdef CPP_SPEC
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#undef CPP_SPEC
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#endif
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#define CPP_SPEC "%{.S: -D__LANGUAGE_ASSEMBLY__ \
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-D_LANGUAGE_ASSEMBLY \
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%{!ansi:-DLANGUAGE_ASSEMBLY}} \
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%{!.S: -D__LANGUAGE_C__ \
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-D_LANGUAGE_C \
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%{!ansi:-DLANGUAGE_C}}"
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#ifdef CC1_SPEC
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#undef CC1_SPEC
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#endif
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#define CC1_SPEC ""
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#ifdef ASM_SPEC
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#undef ASM_SPEC
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#endif
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#define ASM_SPEC ""
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#ifdef LINK_SPEC
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#undef LINK_SPEC
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#endif
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#define LINK_SPEC "%{v*: -v} \
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%{pic-none: -noshrlib} %{noshrlib} \
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%{!pic-none: -warn_nopic} \
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%{nostdlib} %{glue}"
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#ifdef LIB_SPEC
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#undef LIB_SPEC
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#endif
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/* For now, force static libraries instead of shared, but do so that
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does not use -noshrlib, since the old linker does not provide it. */
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#define LIB_SPEC "%{!pic-none: %{!pic-lib: -L/usr/ccs/lib }} -lc"
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#ifdef LIBG_SPEC
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#undef LIBG_SPEC
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#endif
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#define LIBG_SPEC ""
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#ifdef STARTFILE_SPEC
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#undef STARTFILE_SPEC
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#endif
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#define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
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#ifdef MACHINE_TYPE
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#undef MACHINE_TYPE
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#endif
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#define MACHINE_TYPE ((!TARGET_486) ? "80386 running OSF/1 with OSF/rose objects" : \
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"80486 running OSF/1 with OSF/rose objects")
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#if 0
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#ifdef MD_EXEC_PREFIX
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#undef MD_EXEC_PREFIX
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#endif
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#define MD_EXEC_PREFIX "/usr/ccs/gcc/"
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#ifdef MD_STARTFILE_PREFIX
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#undef MD_STARTFILE_PREFIX
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#endif
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#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
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#endif
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/* Tell final.c we don't need a label passed to mcount. */
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#define NO_PROFILE_DATA
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#undef FUNCTION_PROFILER
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#define FUNCTION_PROFILER(FILE, LABELNO) fprintf (FILE, "\tcall _mcount\n")
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/* Tell collect that the object format is OSF/rose. */
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#define OBJECT_FORMAT_ROSE
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/* Defines to be able to build gnulib with GCC. */
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#define perform_udivsi3(a,b) \
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{ \
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register int dx asm("dx"); \
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register int ax asm("ax"); \
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\
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dx = 0; \
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ax = a; \
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asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b), "d" (dx)); \
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return ax; \
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}
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#define perform_divsi3(a,b) \
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{ \
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register int dx asm("dx"); \
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register int ax asm("ax"); \
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\
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ax = a; \
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asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b)); \
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return ax; \
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}
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#define perform_umodsi3(a,b) \
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{ \
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register int dx asm("dx"); \
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register int ax asm("ax"); \
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\
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dx = 0; \
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ax = a; \
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asm ("divl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b), "d" (dx)); \
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return dx; \
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}
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#define perform_modsi3(a,b) \
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{ \
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register int dx asm("dx"); \
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register int ax asm("ax"); \
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\
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ax = a; \
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asm ("cltd\n\tidivl %3" : "=a" (ax), "=d" (dx) : "a" (ax), "g" (b)); \
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return dx; \
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}
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#define perform_fix_truncdfsi2(a) \
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{ \
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auto unsigned short ostatus; \
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auto unsigned short nstatus; \
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auto int ret; \
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\
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&ostatus; /* guarantee these land in memory */ \
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&nstatus; \
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&ret; \
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\
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asm volatile ("fnstcw %0" : "=m" (ostatus)); \
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nstatus = ostatus | 0x0c00; \
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asm volatile ("fldcw %0" : /* no outputs */ : "m" (nstatus)); \
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asm volatile ("fldl %0" : /* no outputs */ : "m" (a)); \
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asm volatile ("fistpl %0" : "=m" (ret)); \
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asm volatile ("fldcw %0" : /* no outputs */ : "m" (nstatus)); \
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\
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return ret; \
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}
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