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- /* Definitions for IBM PS2 running AIX/386.
- From: Minh Tran-Le <TRANLE@intellicorp.com>
- Copyright (C) 1988 Free Software Foundation, Inc.
-
- This file is part of GNU CC.
-
- GNU CC 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.
-
- GNU CC 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 GNU CC; see the file COPYING. If not, write to
- the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-
- #include "i386/i386.h"
-
- /* Get the generic definitions for system V.3. */
-
- #include "svr3.h"
-
- /* Use the ATT assembler syntax.
- This overrides at least one macro (ASM_OUTPUT_LABELREF) from svr3.h. */
-
- #include "i386/att.h"
-
- /* Use crt1.o as a startup file and crtn.o as a closing file. */
-
- #define STARTFILE_SPEC "%{pg:gcrt0.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
- #define ENDFILE_SPEC "crtn.o%s"
-
- #define LIB_SPEC "%{shlib:-lc_s} -lc"
-
- /* Special flags for the linker. I don't know what they do. */
-
- #define LINK_SPEC "%{K} %{!K:-K} %{T*} %{z:-lm}"
-
- /* Specify predefined symbols in preprocessor. */
-
- #define CPP_PREDEFINES "-Dps2 -Dunix -Di386 -Asystem(unix) -Asystem(aix) -Acpu(i386) -Amachine(i386)"
-
- #define CPP_SPEC \
- "%{posix:-D_POSIX_SOURCE}%{!posix:-DAIX} -D_I386 -D_AIX -D_MBCS"
-
- /* special flags for the aix assembler to generate the short form for all
- qualifying forward reference */
- /* The buggy /bin/as of aix ps/2 1.2.x cannot always handle it. */
- #if 0
- #define ASM_SPEC "-s2"
- #endif /* 0 */
-
- #undef ASM_FILE_START
- #define ASM_FILE_START(FILE) \
- do { fprintf (FILE, "\t.file\t"); \
- output_quoted_string (FILE, dump_base_name); \
- fprintf (FILE, "\n"); \
- if (optimize) \
- ASM_FILE_START_1 (FILE); \
- else \
- fprintf (FILE, "\t.noopt\n"); \
- } while (0)
-
- /* This was suggested, but it shouldn't be right for DBX output. -- RMS
- #define ASM_OUTPUT_SOURCE_FILENAME(FILE, NAME) */
-
- /* Writing `int' for a bitfield forces int alignment for the structure. */
-
- #define PCC_BITFIELD_TYPE_MATTERS 1
-
- #ifndef USE_GAS
- /* Don't write a `.optim' pseudo; this assembler
- is said to have a bug when .optim is used. */
-
- #undef ASM_FILE_START_1
- #define ASM_FILE_START_1(FILE) fprintf (FILE, "\t.noopt\n")
- #endif
-
- /* Output assembler code to FILE to increment profiler label # LABELNO
- for profiling a function entry. */
-
- #undef FUNCTION_PROFILER
- #define FUNCTION_PROFILER(FILE, LABELNO) \
- fprintf (FILE, "\tleal %sP%d,%%eax\n\tcall mcount\n", LPREFIX, (LABELNO));
-
- /* Note that using bss_section here caused errors
- in building shared libraries on system V.3.
- but AIX 1.2 does not have yet shareable libraries on PS2 */
- #undef ASM_OUTPUT_LOCAL
- #define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
- (bss_section (), \
- ASM_OUTPUT_LABEL ((FILE), (NAME)), \
- fprintf ((FILE), "\t.set .,.+%u\n", (ROUNDED)))
-
-
- /* Undef all the .init and .fini section stuff if we are not using gas and
- * gnu ld so that we can use collect because the standard /bin/as and /bin/ld
- * cannot handle those.
- */
- #ifndef USE_GAS
- # undef INIT_SECTION_ASM_OP
- # undef FINI_SECTION_ASM_OP
- # undef CTORS_SECTION_ASM_OP
- # undef DTORS_SECTION_ASM_OP
- # undef ASM_OUTPUT_CONSTRUCTOR
- # undef ASM_OUTPUT_DESTRUCTOR
- # undef DO_GLOBAL_CTORS_BODY
-
- # undef CTOR_LIST_BEGIN
- # define CTOR_LIST_BEGIN
- # undef CTOR_LIST_END
- # define CTOR_LIST_END
- # undef DTOR_LIST_BEGIN
- # define DTOR_LIST_BEGIN
- # undef DTOR_LIST_END
- # define DTOR_LIST_END
-
- # undef CONST_SECTION_FUNCTION
- # define CONST_SECTION_FUNCTION \
- void \
- const_section () \
- { \
- extern void text_section(); \
- text_section(); \
- }
-
- # undef EXTRA_SECTION_FUNCTIONS
- # define EXTRA_SECTION_FUNCTIONS \
- CONST_SECTION_FUNCTION \
- BSS_SECTION_FUNCTION
-
- /* for collect2 */
- # define OBJECT_FORMAT_COFF
- # define MY_ISCOFF(magic) \
- ((magic) == I386MAGIC || (magic) == I386SVMAGIC)
-
- #endif /* !USE_GAS */
-