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gcc.gnu.org Git - gcc.git/blob - gcc/config/mips/elf64.h
1 /* Definitions of target machine for GNU compiler. MIPS R4000 version with
2 GOFAST floating point library.
3 Copyright (C) 1994 Free Software Foundation, Inc.
5 This file is part of GNU CC.
7 GNU CC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
12 GNU CC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with GNU CC; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
22 #define OBJECT_FORMAT_ELF
24 /* Default to -mips3. */
25 #define TARGET_DEFAULT MASK_FLOAT64|MASK_64BIT
26 #define MIPS_ISA_DEFAULT 3
28 /* Until we figure out what MIPS ELF targets normally use, just do
30 #define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
32 #include "mips/mips.h"
35 #define CPP_PREDEFINES "-Dmips -DMIPSEB -DR4000 -D_mips -D_MIPSEB -D_R4000"
37 /* This is the same as the one in mips64.h except that it defines __mips=3
38 at the end. I would rather put this in CPP_PREDEFINES, but the gcc
39 driver doesn't handle -U options in CPP_PREDEFINES. */
42 %{.cc: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
43 %{.cxx: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
44 %{.C: -D__LANGUAGE_C_PLUS_PLUS -D_LANGUAGE_C_PLUS_PLUS} \
45 %{.m: -D__LANGUAGE_OBJECTIVE_C -D_LANGUAGE_OBJECTIVE_C} \
46 %{.S: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
47 %{.s: -D__LANGUAGE_ASSEMBLY -D_LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY}} \
48 %{!.S:%{!.s: -D__LANGUAGE_C -D_LANGUAGE_C %{!ansi:-DLANGUAGE_C}}} \
49 %{mlong64:-D__SIZE_TYPE__=long\\ unsigned\\ int -D__PTRDIFF_TYPE__=long\\ int} \
50 %{!mlong64:-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int} \
51 %{!mips1:%{!mips2:-U__mips -D__mips=3}}"
53 /* Use memcpy, et. al., rather than bcopy. */
54 #define TARGET_MEM_FUNCTIONS
56 /* US Software GOFAST library support. */
58 #define INIT_TARGET_OPTABS INIT_GOFAST_OPTABS
60 /* We need to use .esize and .etype instead of .size and .type to
61 avoid conflicting with ELF directives. */
63 #define PUT_SDB_SIZE(a) \
65 extern FILE *asm_out_text_file; \
66 fprintf (asm_out_text_file, "\t.esize\t%d;", (a)); \
70 #define PUT_SDB_TYPE(a) \
72 extern FILE *asm_out_text_file; \
73 fprintf (asm_out_text_file, "\t.etype\t0x%x;", (a)); \
76 /* A C statement to output something to the assembler file to switch to section
77 NAME for object DECL which is either a FUNCTION_DECL, a VAR_DECL or
78 NULL_TREE. Some target formats do not support arbitrary sections. Do not
79 define this macro in such cases. */
81 #define ASM_OUTPUT_SECTION_NAME(F, DECL, NAME) \
83 extern FILE *asm_out_text_file; \
84 if ((DECL) && TREE_CODE (DECL) == FUNCTION_DECL) \
85 fprintf (asm_out_text_file, "\t.section %s,\"ax\",@progbits\n", (NAME)); \
86 else if ((DECL) && TREE_READONLY (DECL)) \
87 fprintf (F, "\t.section %s,\"a\",@progbits\n", (NAME)); \
89 fprintf (F, "\t.section %s,\"aw\",@progbits\n", (NAME)); \
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