xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/sparc/sp-elf.h (revision 8feb0f0b7eaff0608f8350bbfa3098827b4bb91b)
1 /* Definitions of target machine for GCC,
2    for SPARC running in an embedded environment using the ELF file format.
3    Copyright (C) 2005-2020 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 /* It's safe to pass -s always, even if -g is not used.  */
22 #undef ASM_SPEC
23 #define ASM_SPEC \
24   "-s \
25    %{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
26 
27 /* Use the default.  */
28 #undef LINK_SPEC
29 
30 #undef STARTFILE_SPEC
31 #define STARTFILE_SPEC "crt0.o%s crti.o%s crtbegin.o%s"
32 
33 #undef ENDFILE_SPEC
34 #define ENDFILE_SPEC \
35   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
36    crtend.o%s crtn.o%s"
37 
38 /* Don't set the target flags, this is done by the linker script */
39 #undef LIB_SPEC
40 #define LIB_SPEC ""
41 
42 #undef  LOCAL_LABEL_PREFIX
43 #define LOCAL_LABEL_PREFIX  "."
44 
45 /* This is how to store into the string LABEL
46    the symbol_ref name of an internal numbered label where
47    PREFIX is the class of label and NUM is the number within the class.
48    This is suitable for output with `assemble_name'.  */
49 
50 #undef  ASM_GENERATE_INTERNAL_LABEL
51 #define ASM_GENERATE_INTERNAL_LABEL(LABEL,PREFIX,NUM)	\
52   sprintf ((LABEL), "*.L%s%ld", (PREFIX), (long)(NUM))
53 
54 /* We use GNU ld so undefine this so that attribute((init_priority)) works.  */
55 #undef CTORS_SECTION_ASM_OP
56 #undef DTORS_SECTION_ASM_OP
57 
58 /* ??? Inherited from sol2.h.  Probably wrong.  */
59 #undef WCHAR_TYPE
60 #define WCHAR_TYPE "long int"
61 
62 #undef WCHAR_TYPE_SIZE
63 #define WCHAR_TYPE_SIZE BITS_PER_WORD
64 
65 /* ??? until fixed.  */
66 #undef LONG_DOUBLE_TYPE_SIZE
67 #define LONG_DOUBLE_TYPE_SIZE 64
68