+++ /dev/null
-/* Definitions for Intel 386 running system V.
- Copyright (C) 1988, 1996, 2000 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, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-
-#include "i386/i386.h"
-
-/* Use default settings 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:gcrt1.o%s}%{!pg:%{posix:%{p:mcrtp1.o%s}%{!p:crtp1.o%s}}%{!posix:%{p:mcrt1.o%s}%{!p:crt1.o%s}}} crtbegin.o%s\
- %{p:-L/usr/lib/libp}%{pg:-L/usr/lib/libp}"
-
-/* ??? There is a suggestion that -lg is needed here.
- Does anyone know whether this is right? */
-#define LIB_SPEC "%{posix:-lcposix} %{shlib:-lc_s} -lc crtend.o%s crtn.o%s"
-
-/* Specify predefined symbols in preprocessor. */
-
-#define CPP_PREDEFINES "-Dunix -Asystem=svr3"
-
-#define CPP_SPEC "%(cpp_cpu) %{posix:-D_POSIX_SOURCE}"
-
-/* Writing `int' for a bitfield forces int alignment for the structure. */
-
-#define PCC_BITFIELD_TYPE_MATTERS 1
-
-/* Don't write a `.optim' pseudo; this assembler doesn't handle them. */
-
-#undef ASM_FILE_START_1
-#define ASM_FILE_START_1(FILE)
-
-/* We want to be able to get DBX debugging information via -gstabs. */
-
-#undef DBX_DEBUGGING_INFO
-#define DBX_DEBUGGING_INFO
-
-#undef PREFERRED_DEBUGGING_TYPE
-#define PREFERRED_DEBUGGING_TYPE SDB_DEBUG
-\f
-/* longjmp may fail to restore the registers if called from the same
- function that called setjmp. To compensate, the compiler avoids
- putting variables in registers in functions that use both setjmp
- and longjmp. */
-
-#define NON_SAVING_SETJMP \
- (current_function_calls_setjmp && current_function_calls_longjmp)
-
-/* longjmp may fail to restore the stack pointer if the saved frame
- pointer is the same as the caller's frame pointer. Requiring a frame
- pointer in any function that calls setjmp or longjmp avoids this
- problem, unless setjmp and longjmp are called from the same function.
- Since a frame pointer will be required in such a function, it is OK
- that the stack pointer is not restored. */
-
-#undef SUBTARGET_FRAME_POINTER_REQUIRED
-#define SUBTARGET_FRAME_POINTER_REQUIRED \
- (current_function_calls_setjmp || current_function_calls_longjmp)
-
-/* Modify ASM_OUTPUT_LOCAL slightly to test -msvr3-shlib. */
-#undef ASM_OUTPUT_LOCAL
-#define ASM_OUTPUT_LOCAL(FILE, NAME, SIZE, ROUNDED) \
- do { \
- int align = exact_log2 (ROUNDED); \
- if (align > 2) align = 2; \
- if (TARGET_SVR3_SHLIB) \
- data_section (); \
- else \
- bss_section (); \
- ASM_OUTPUT_ALIGN ((FILE), align == -1 ? 2 : align); \
- ASM_OUTPUT_LABEL ((FILE), (NAME)); \
- fprintf ((FILE), "\t.set .,.+%u\n", (ROUNDED)); \
- } while (0)
-\f
-/* Define a few machine-specific details of the implementation of
- constructors.
-
- The __CTORS_LIST__ goes in the .init section. Define CTOR_LIST_BEGIN
- and CTOR_LIST_END to contribute to the .init section an instruction to
- push a word containing 0 (or some equivalent of that). */
-
-#undef INIT_SECTION_ASM_OP
-#define INIT_SECTION_ASM_OP "\t.section .init,\"x\""
-
-#define CTOR_LIST_BEGIN \
- asm (INIT_SECTION_ASM_OP); \
- asm ("pushl $0")
-#define CTOR_LIST_END CTOR_LIST_BEGIN
-
-#define TARGET_ASM_CONSTRUCTOR ix86_svr3_asm_out_constructor
projects / msp430-gcc.git / blobdiff