| /* Definitions for IBM PS2 running AIX/386. |
| Copyright (C) 1988, 1996 Free Software Foundation, Inc. |
| Contributed by Minh Tran-Le <TRANLE@intellicorp.com>. |
| |
| 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, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, 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 (USER_LABEL_PREFIX) 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 -Asystem(aix)" |
| |
| #define CPP_SPEC "%(cpp_cpu) %[cpp_cpu] \ |
| "%{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 |
| |
| /* for collect2 */ |
| # define OBJECT_FORMAT_COFF |
| # define MY_ISCOFF(magic) \ |
| ((magic) == I386MAGIC || (magic) == I386SVMAGIC) |
| |
| #endif /* !USE_GAS */ |
