1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
|
/* Definitions of target machine for GNU compiler,
for SPARC targeting the VxWorks run time environment.
Copyright (C) 2007-2018 Free Software Foundation, Inc.
This file is part of GCC.
GCC 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 3, or (at your option)
any later version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#define TARGET_OS_CPP_BUILTINS() \
do \
{ \
builtin_define ("__sparc"); \
builtin_define ("CPU=SIMSPARCSOLARIS"); \
VXWORKS_OS_CPP_BUILTINS (); \
} \
while (0)
#undef SUBTARGET_OVERRIDE_OPTIONS
#define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
#undef ASM_SPEC
#define ASM_SPEC "%{" FPIE_OR_FPIC_SPEC ":-K PIC} %(asm_cpu)"
#undef LIB_SPEC
#define LIB_SPEC VXWORKS_LIB_SPEC
#undef LINK_SPEC
#define LINK_SPEC VXWORKS_LINK_SPEC
#undef STARTFILE_SPEC
#define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
#undef ENDFILE_SPEC
#define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
#undef FUNCTION_PROFILER
#define FUNCTION_PROFILER VXWORKS_FUNCTION_PROFILER
/* Use standard numbered ctors/dtors sections. */
#undef CTORS_SECTION_ASM_OP
#undef DTORS_SECTION_ASM_OP
/* We cannot use PC-relative accesses for VxWorks PIC because there is no
fixed gap between segments. */
#undef ASM_PREFERRED_EH_DATA_FORMAT
/* Define this to be nonzero if static stack checking is supported. */
#define STACK_CHECK_STATIC_BUILTIN 1
/* This platform supports the probing method of stack checking (RTP mode).
8K is reserved in the stack to propagate exceptions in case of overflow. */
#define STACK_CHECK_PROTECT 8192
|
