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Initial revision
From-SVN: r9622
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Jim Wilson
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229
gcc/config/mips/netbsd.h
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229
gcc/config/mips/netbsd.h
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/* Definitions for DECstation running BSD as target machine for GNU compiler.
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Copyright (C) 1993 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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#define DECSTATION
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/* Look for the include files in the system-defined places. */
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#undef GPLUSPLUS_INCLUDE_DIR
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#define GPLUSPLUS_INCLUDE_DIR "/usr/include/g++"
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#undef GCC_INCLUDE_DIR
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#define GCC_INCLUDE_DIR "/usr/include"
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#undef INCLUDE_DEFAULTS
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#define INCLUDE_DEFAULTS \
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{ \
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{ GPLUSPLUS_INCLUDE_DIR, 1, 1 }, \
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{ GCC_INCLUDE_DIR, 0, 0 }, \
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{ 0, 0, 0 } \
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}
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/* Under NetBSD, the normal location of the various *crt*.o files is the
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/usr/lib directory. */
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#undef STANDARD_STARTFILE_PREFIX
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#define STANDARD_STARTFILE_PREFIX "/usr/lib/"
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/* Provide a LINK_SPEC appropriate for NetBSD. Here we provide support
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for the special GCC options -static, -assert, and -nostdlib. */
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#undef LINK_SPEC
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#define LINK_SPEC \
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"%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} \
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%{!nostdlib:%{!r*:%{!e*:-e start}}} -dc -dp %{static:-Bstatic} %{assert*}"
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/* We have atexit(3) and strerror(3). */
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#define HAVE_ATEXIT
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#define HAVE_STRERROR
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/* Implicit library calls should use memcpy, not bcopy, etc. */
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#define TARGET_MEM_FUNCTIONS
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/* Define mips-specific netbsd predefines... */
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#ifndef CPP_PREDEFINES
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#define CPP_PREDEFINES "-D__ANSI_COMPAT \
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-DMIPSEL -DR3000 -DSYSTYPE_BSD -D_SYSTYPE_BSD -D__NetBSD__ -Dmips \
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-D__NO_LEADING_UNDERSCORES__ -D__GP_SUPPORT__ \
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-Dunix -D_R3000 \
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-Asystem(unix) -Asystem(NetBSD) -Amachine(mips)"
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#endif
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/* Always uses gas. */
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#ifndef ASM_SPEC
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#define ASM_SPEC "\
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%{G*} %{EB} %{EL} %{mips1} %{mips2} %{mips3} %{v} \
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%{noasmopt:-O0} \
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%{!noasmopt:%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3}} \
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%{g} %{g0} %{g1} %{g2} %{g3} \
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%{ggdb:-g} %{ggdb0:-g0} %{ggdb1:-g1} %{ggdb2:-g2} %{ggdb3:-g3} \
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%{gstabs:-g} %{gstabs0:-g0} %{gstabs1:-g1} %{gstabs2:-g2} %{gstabs3:-g3} \
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%{gstabs+:-g} %{gstabs+0:-g0} %{gstabs+1:-g1} %{gstabs+2:-g2} %{gstabs+3:-g3} \
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%{gcoff:-g} %{gcoff0:-g0} %{gcoff1:-g1} %{gcoff2:-g2} %{gcoff3:-g3}"
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#endif
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#ifndef CPP_SPEC
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#define CPP_SPEC "\
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%{posix:-D_POSIX_SOURCE} \
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%{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
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%{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
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%{mips3:-U__mips -D__mips=3}"
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#endif
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#define LIB_SPEC "%{!p:%{!pg:-lc}}%{p:-lc_p}%{pg:-lc_p}"
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#define STARTFILE_SPEC ""
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#ifndef MACHINE_TYPE
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#define MACHINE_TYPE "NetBSD/pmax"
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#endif
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#define TARGET_DEFAULT MASK_GAS
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#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
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#define LOCAL_LABEL_PREFIX "."
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#include "mips/mips.h"
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/*
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* Some imports from svr4.h in support of shared libraries.
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* Currently, we need the DECLARE_OBJECT_SIZE stuff.
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*/
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/* Define the strings used for the special svr4 .type and .size directives.
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These strings generally do not vary from one system running svr4 to
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another, but if a given system (e.g. m88k running svr) needs to use
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different pseudo-op names for these, they may be overridden in the
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file which includes this one. */
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#undef TYPE_ASM_OP
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#undef SIZE_ASM_OP
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#undef WEAK_ASM_OP
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#define TYPE_ASM_OP ".type"
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#define SIZE_ASM_OP ".size"
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#define WEAK_ASM_OP ".weak"
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/* The following macro defines the format used to output the second
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operand of the .type assembler directive. Different svr4 assemblers
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expect various different forms for this operand. The one given here
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is just a default. You may need to override it in your machine-
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specific tm.h file (depending upon the particulars of your assembler). */
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#undef TYPE_OPERAND_FMT
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#define TYPE_OPERAND_FMT "@%s"
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/* Write the extra assembler code needed to declare a function's result.
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Most svr4 assemblers don't require any special declaration of the
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result value, but there are exceptions. */
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#ifndef ASM_DECLARE_RESULT
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#define ASM_DECLARE_RESULT(FILE, RESULT)
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#endif
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/* These macros generate the special .type and .size directives which
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are used to set the corresponding fields of the linker symbol table
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entries in an ELF object file under SVR4. These macros also output
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the starting labels for the relevant functions/objects. */
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/* Write the extra assembler code needed to declare a function properly.
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Some svr4 assemblers need to also have something extra said about the
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function's return value. We allow for that here. */
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#undef ASM_DECLARE_FUNCTION_NAME
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#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
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do { \
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fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \
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assemble_name (FILE, NAME); \
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putc (',', FILE); \
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fprintf (FILE, TYPE_OPERAND_FMT, "function"); \
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putc ('\n', FILE); \
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ASM_DECLARE_RESULT (FILE, DECL_RESULT (DECL)); \
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ASM_OUTPUT_LABEL(FILE, NAME); \
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} while (0)
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/* Write the extra assembler code needed to declare an object properly. */
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#undef ASM_DECLARE_OBJECT_NAME
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#define ASM_DECLARE_OBJECT_NAME(FILE, NAME, DECL) \
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do { \
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fprintf (FILE, "\t%s\t ", TYPE_ASM_OP); \
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assemble_name (FILE, NAME); \
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putc (',', FILE); \
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fprintf (FILE, TYPE_OPERAND_FMT, "object"); \
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putc ('\n', FILE); \
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size_directive_output = 0; \
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if (!flag_inhibit_size_directive && DECL_SIZE (DECL)) \
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{ \
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size_directive_output = 1; \
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fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
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assemble_name (FILE, NAME); \
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fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \
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} \
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ASM_OUTPUT_LABEL(FILE, NAME); \
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} while (0)
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/* Output the size directive for a decl in rest_of_decl_compilation
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in the case where we did not do so before the initializer.
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Once we find the error_mark_node, we know that the value of
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size_directive_output was set
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by ASM_DECLARE_OBJECT_NAME when it was run for the same decl. */
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#undef ASM_FINISH_DECLARE_OBJECT
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#define ASM_FINISH_DECLARE_OBJECT(FILE, DECL, TOP_LEVEL, AT_END) \
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do { \
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char *name = XSTR (XEXP (DECL_RTL (DECL), 0), 0); \
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if (!flag_inhibit_size_directive && DECL_SIZE (DECL) \
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&& ! AT_END && TOP_LEVEL \
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&& DECL_INITIAL (DECL) == error_mark_node \
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&& !size_directive_output) \
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{ \
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size_directive_output = 1; \
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fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
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assemble_name (FILE, name); \
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fprintf (FILE, ",%d\n", int_size_in_bytes (TREE_TYPE (DECL))); \
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} \
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} while (0)
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/* This is how to declare the size of a function. */
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#undef ASM_DECLARE_FUNCTION_SIZE
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#define ASM_DECLARE_FUNCTION_SIZE(FILE, FNAME, DECL) \
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do { \
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if (!flag_inhibit_size_directive) \
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{ \
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char label[256]; \
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static int labelno; \
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labelno++; \
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ASM_GENERATE_INTERNAL_LABEL (label, "Lfe", labelno); \
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ASM_OUTPUT_INTERNAL_LABEL (FILE, "Lfe", labelno); \
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fprintf (FILE, "\t%s\t ", SIZE_ASM_OP); \
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assemble_name (FILE, (FNAME)); \
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fprintf (FILE, ","); \
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assemble_name (FILE, label); \
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fprintf (FILE, "-"); \
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assemble_name (FILE, (FNAME)); \
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putc ('\n', FILE); \
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} \
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} while (0)
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/* Since gas and gld are standard on NetBSD, we don't need these */
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#undef ASM_FINAL_SPEC
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#undef STARTFILE_SPEC
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16
gcc/config/mips/x-netbsd
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16
gcc/config/mips/x-netbsd
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@ -0,0 +1,16 @@
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# Don't run fixproto
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STMP_FIXPROTO =
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# We don't need GCC's own include files.
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USER_H = $(srcdir)/ginclude/stdarg.h $(srcdir)/ginclude/varargs.h \
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$(srcdir)/ginclude/va-mips.h
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XLIMITS_H =
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# We don't need even the files GCC insists we need.
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GENINCLUDES = Makefile.in
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# A lot of stuff needs to go elsewhere.
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includedir=$(exec_prefix)/include
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infodir=$(exec_prefix)/share/info
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tooldir=$(libdir)/cross/$(target)
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mandir=$(exec_prefix)/share/man/man1
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