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- /* Definitions of target machine for GNU compiler. MIPS R4000 version with
- GOFAST floating point library.
- Copyright (C) 1994 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. */
-
- #define OBJECT_FORMAT_ELF
-
- /* Default to -mips3. */
- #define TARGET_DEFAULT MASK_FLOAT64|MASK_64BIT
- #define MIPS_ISA_DEFAULT 3
-
- /* Until we figure out what MIPS ELF targets normally use, just do
- stabs in ELF. */
- #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-
- #include "mips/mips.h"
-
- #undef CPP_PREDEFINES
- #define CPP_PREDEFINES "-Dmips -DMIPSEB -DR4000 -D_mips -D_MIPSEB -D_R4000"
-
- /* This is the same as the one in mips64.h except that it defines __mips=3
- at the end. I would rather put this in CPP_PREDEFINES, but the gcc
- driver doesn't handle -U options in CPP_PREDEFINES. */
- #undef CPP_SPEC
- #define CPP_SPEC "\
- %{.cc: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
- %{.cxx: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
- %{.C: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
- %{.m: -D__LANGUAGE_OBJECTIVE_C -D_LANGUAGE_OBJECTIVE_C} \
- %{.S: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
- %{.s: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
- %{!.S:%{!.s: -D__LANGUAGE_C -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}} \
- %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
- %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
- %{!mips1:%{!mips2:-U__mips -D__mips=3}}"
-
- /* Use memcpy, et. al., rather than bcopy. */
- #define TARGET_MEM_FUNCTIONS
-
- /* US Software GOFAST library support. */
- #include "gofast.h"
- #define INIT_TARGET_OPTABS INIT_GOFAST_OPTABS
-
- /* We need to use .esize and .etype instead of .size and .type to
- avoid conflicting with ELF directives. */
- #undef PUT_SDB_SIZE
- #define PUT_SDB_SIZE(a) \
- do { \
- extern FILE *asm_out_text_file; \
- fprintf (asm_out_text_file, "\t.esize\t%d;", (a)); \
- } while (0)
-
- #undef PUT_SDB_TYPE
- #define PUT_SDB_TYPE(a) \
- do { \
- extern FILE *asm_out_text_file; \
- fprintf (asm_out_text_file, "\t.etype\t0x%x;", (a)); \
- } while (0)
-
- /* A C statement to output something to the assembler file to switch to section
- NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
- NULL_TREE. Some target formats do not support arbitrary sections. Do not
- define this macro in such cases. */
-
- #define ASM_OUTPUT_SECTION_NAME(F, DECL, NAME) \
- do { \
- extern FILE *asm_out_text_file; \
- if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL) \
- fprintf (asm_out_text_file, "\t.section %s,\"ax\",@progbits\n", (NAME)); \
- else if ((DECL) && TREE_READONLY (DECL)) \
- fprintf (F, "\t.section %s,\"a\",@progbits\n", (NAME)); \
- else \
- fprintf (F, "\t.section %s,\"aw\",@progbits\n", (NAME)); \
- } while (0)
-