xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/sparc/sp-elf.h (revision cef8759bd76c1b621f8eab8faa6f208faabc2e15)
1 /* Definitions of target machine for GCC,
2    for SPARC running in an embedded environment using the ELF file format.
3    Copyright (C) 2005-2017 Free Software Foundation, Inc.
4 
5 This file is part of GCC.
6 
7 GCC 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 3, or (at your option)
10 any later version.
11 
12 GCC 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.
16 
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3.  If not see
19 <http://www.gnu.org/licenses/>.  */
20 
21 /* Don't assume anything about the header files.  */
22 #define NO_IMPLICIT_EXTERN_C
23 
24 /* It's safe to pass -s always, even if -g is not used.  */
25 #undef ASM_SPEC
26 #define ASM_SPEC \
27   "-s \
28    %{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
29 
30 /* Use the default.  */
31 #undef LINK_SPEC
32 
33 #undef STARTFILE_SPEC
34 #define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
35 
36 #undef ENDFILE_SPEC
37 #define ENDFILE_SPEC \
38   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
39    crtend.o%s crtn.o%s"
40 
41 /* Don't set the target flags, this is done by the linker script */
42 #undef LIB_SPEC
43 #define LIB_SPEC ""
44 
45 #undef  LOCAL_LABEL_PREFIX
46 #define LOCAL_LABEL_PREFIX  "."
47 
48 /* This is how to store into the string LABEL
49    the symbol_ref name of an internal numbered label where
50    PREFIX is the class of label and NUM is the number within the class.
51    This is suitable for output with `assemble_name'.  */
52 
53 #undef  ASM_GENERATE_INTERNAL_LABEL
54 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
55   sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))
56 
57 /* We use GNU ld so undefine this so that attribute((init_priority)) works.  */
58 #undef CTORS_SECTION_ASM_OP
59 #undef DTORS_SECTION_ASM_OP
60 
61 /* ??? Inherited from sol2.h.  Probably wrong.  */
62 #undef WCHAR_TYPE
63 #define WCHAR_TYPE "long int"
64 
65 #undef WCHAR_TYPE_SIZE
66 #define WCHAR_TYPE_SIZE BITS_PER_WORD
67 
68 /* ??? until fixed.  */
69 #undef LONG_DOUBLE_TYPE_SIZE
70 #define LONG_DOUBLE_TYPE_SIZE 64
71