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/* Definitions of target machine for GCC,
for i386/ELF NetBSD systems.
Copyright (C) 2001-2021 Free Software Foundation, Inc.
Contributed by matthew green <mrg@eterna.com.au>
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 3, 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 COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
NETBSD_OS_CPP_BUILTINS_ELF(); \
} \
while (0)
/* Extra specs needed for NetBSD/i386 ELF. */
#undef SUBTARGET_EXTRA_SPECS
#define SUBTARGET_EXTRA_SPECS \
{ "netbsd_cpp_spec", NETBSD_CPP_SPEC }, \
{ "netbsd_entry_point", NETBSD_ENTRY_POINT },
/* Provide a LINK_SPEC appropriate for a NetBSD/i386 ELF target. */
#undef LINK_SPEC
#define LINK_SPEC NETBSD_LINK_SPEC_ELF
#define NETBSD_ENTRY_POINT "__start"
/* Provide a CPP_SPEC appropriate for NetBSD. */
#undef CPP_SPEC
#define CPP_SPEC "%(netbsd_cpp_spec)"
/* Make gcc agree with <machine/ansi.h> */
#undef SIZE_TYPE
#define SIZE_TYPE "unsigned int"
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
#undef ASM_APP_ON
#define ASM_APP_ON "#APP\n"
#undef ASM_APP_OFF
#define ASM_APP_OFF "#NO_APP\n"
#undef ASM_COMMENT_START
#define ASM_COMMENT_START "#"
#undef DBX_REGISTER_NUMBER
#define DBX_REGISTER_NUMBER(n) svr4_dbx_register_map[n]
/* Output assembler code to FILE to call the profiler. */
#undef NO_PROFILE_COUNTERS
#define NO_PROFILE_COUNTERS 1
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER(FILE, LABELNO) \
{ \
if (flag_pic) \
fprintf (FILE, "\tcall __mcount@PLT\n"); \
else \
fprintf (FILE, "\tcall __mcount\n"); \
}
#undef HAS_INIT_SECTION
/* This is how we tell the assembler that two symbols have the same value. */
#define ASM_OUTPUT_DEF(FILE,NAME1,NAME2) \
do { assemble_name(FILE, NAME1); \
fputs(" = ", FILE); \
assemble_name(FILE, NAME2); \
fputc('\n', FILE); } while (0)
/* A C statement to output to the stdio stream FILE an assembler
command to advance the location counter to a multiple of 1<<LOG
bytes if it is within MAX_SKIP bytes.
This is used to align code labels according to Intel recommendations. */
#ifdef HAVE_GAS_MAX_SKIP_P2ALIGN
#define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE, LOG, MAX_SKIP) \
if ((LOG) != 0) { \
if ((MAX_SKIP) == 0 || (MAX_SKIP) >= (1 << (LOG)) - 1) \
fprintf ((FILE), "\t.p2align %d\n", (LOG)); \
else \
fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \
}
#endif
/* We always use gas here, so we don't worry about ECOFF assembler
problems. */
#undef TARGET_GAS
#define TARGET_GAS 1
/* Default to pcc-struct-return, because this is the ELF abi and
we don't care about compatibility with older gcc versions. */
#define DEFAULT_PCC_STRUCT_RETURN 1
#define HAVE_ENABLE_EXECUTE_STACK
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