| 1 |
709 |
jeremybenn |
/* Definitions for SH running NetBSD using ELF
|
| 2 |
|
|
Copyright (C) 2002, 2003, 2004, 2005, 2007, 2011
|
| 3 |
|
|
Free Software Foundation, Inc.
|
| 4 |
|
|
Contributed by Wasabi Systems, Inc.
|
| 5 |
|
|
|
| 6 |
|
|
This file is part of GCC.
|
| 7 |
|
|
|
| 8 |
|
|
GCC is free software; you can redistribute it and/or modify
|
| 9 |
|
|
it under the terms of the GNU General Public License as published by
|
| 10 |
|
|
the Free Software Foundation; either version 3, or (at your option)
|
| 11 |
|
|
any later version.
|
| 12 |
|
|
|
| 13 |
|
|
GCC is distributed in the hope that it will be useful,
|
| 14 |
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 15 |
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 16 |
|
|
GNU General Public License for more details.
|
| 17 |
|
|
|
| 18 |
|
|
You should have received a copy of the GNU General Public License
|
| 19 |
|
|
along with GCC; see the file COPYING3. If not see
|
| 20 |
|
|
<http://www.gnu.org/licenses/>. */
|
| 21 |
|
|
|
| 22 |
|
|
/* Run-time Target Specification. */
|
| 23 |
|
|
|
| 24 |
|
|
/* Extra specs needed for NetBSD SuperH ELF targets. */
|
| 25 |
|
|
|
| 26 |
|
|
#undef SUBTARGET_EXTRA_SPECS
|
| 27 |
|
|
#define SUBTARGET_EXTRA_SPECS \
|
| 28 |
|
|
{ "netbsd_entry_point", NETBSD_ENTRY_POINT },
|
| 29 |
|
|
|
| 30 |
|
|
|
| 31 |
|
|
#define TARGET_OS_CPP_BUILTINS() \
|
| 32 |
|
|
do \
|
| 33 |
|
|
{ \
|
| 34 |
|
|
NETBSD_OS_CPP_BUILTINS_ELF(); \
|
| 35 |
|
|
builtin_define ("__NO_LEADING_UNDERSCORES__"); \
|
| 36 |
|
|
} \
|
| 37 |
|
|
while (0)
|
| 38 |
|
|
|
| 39 |
|
|
/* Provide a LINK_SPEC appropriate for a NetBSD/sh ELF target.
|
| 40 |
|
|
We use the SH_LINK_SPEC from sh/sh.h, and define the appropriate
|
| 41 |
|
|
SUBTARGET_LINK_SPEC that pulls in what we need from a generic
|
| 42 |
|
|
NetBSD ELF LINK_SPEC. */
|
| 43 |
|
|
|
| 44 |
|
|
/* LINK_EMUL_PREFIX from sh/elf.h */
|
| 45 |
|
|
|
| 46 |
|
|
#undef SUBTARGET_LINK_EMUL_SUFFIX
|
| 47 |
|
|
#define SUBTARGET_LINK_EMUL_SUFFIX "_nbsd"
|
| 48 |
|
|
|
| 49 |
|
|
#undef SUBTARGET_LINK_SPEC
|
| 50 |
|
|
#define SUBTARGET_LINK_SPEC NETBSD_LINK_SPEC_ELF
|
| 51 |
|
|
|
| 52 |
|
|
#undef LINK_SPEC
|
| 53 |
|
|
#define LINK_SPEC SH_LINK_SPEC
|
| 54 |
|
|
|
| 55 |
|
|
#define NETBSD_ENTRY_POINT "__start"
|
| 56 |
|
|
|
| 57 |
|
|
/* Provide a CPP_SPEC appropriate for NetBSD. */
|
| 58 |
|
|
#undef SUBTARGET_CPP_SPEC
|
| 59 |
|
|
#define SUBTARGET_CPP_SPEC NETBSD_CPP_SPEC
|
| 60 |
|
|
|
| 61 |
|
|
#undef TARGET_DEFAULT
|
| 62 |
|
|
#define TARGET_DEFAULT \
|
| 63 |
|
|
(TARGET_CPU_DEFAULT | MASK_USERMODE | TARGET_ENDIAN_DEFAULT)
|
| 64 |
|
|
|
| 65 |
|
|
/* Define because we use the label and we do not need them. */
|
| 66 |
|
|
#define NO_PROFILE_COUNTERS 1
|
| 67 |
|
|
|
| 68 |
|
|
#undef FUNCTION_PROFILER
|
| 69 |
|
|
#define FUNCTION_PROFILER(STREAM,LABELNO) \
|
| 70 |
|
|
do \
|
| 71 |
|
|
{ \
|
| 72 |
|
|
if (TARGET_SHMEDIA32 || TARGET_SHMEDIA64) \
|
| 73 |
|
|
{ \
|
| 74 |
|
|
/* FIXME */ \
|
| 75 |
|
|
sorry ("unimplemented-shmedia profiling"); \
|
| 76 |
|
|
} \
|
| 77 |
|
|
else \
|
| 78 |
|
|
{ \
|
| 79 |
|
|
fprintf((STREAM), "\tmov.l\t%sLP%d,r1\n", \
|
| 80 |
|
|
LOCAL_LABEL_PREFIX, (LABELNO)); \
|
| 81 |
|
|
fprintf((STREAM), "\tmova\t%sLP%dr,r0\n", \
|
| 82 |
|
|
LOCAL_LABEL_PREFIX, (LABELNO)); \
|
| 83 |
|
|
fprintf((STREAM), "\tjmp\t@r1\n"); \
|
| 84 |
|
|
fprintf((STREAM), "\tnop\n"); \
|
| 85 |
|
|
fprintf((STREAM), "\t.align\t2\n"); \
|
| 86 |
|
|
fprintf((STREAM), "%sLP%d:\t.long\t__mcount\n", \
|
| 87 |
|
|
LOCAL_LABEL_PREFIX, (LABELNO)); \
|
| 88 |
|
|
fprintf((STREAM), "%sLP%dr:\n", LOCAL_LABEL_PREFIX, (LABELNO)); \
|
| 89 |
|
|
} \
|
| 90 |
|
|
} \
|
| 91 |
|
|
while (0)
|
| 92 |
|
|
|
| 93 |
|
|
/* Since libgcc is compiled with -fpic for this target, we can't use
|
| 94 |
|
|
__sdivsi3_1 as the division strategy for -O0 and -Os. */
|
| 95 |
|
|
#undef SH_DIV_STRATEGY_DEFAULT
|
| 96 |
|
|
#define SH_DIV_STRATEGY_DEFAULT SH_DIV_CALL2
|
| 97 |
|
|
#undef SH_DIV_STR_FOR_SIZE
|
| 98 |
|
|
#define SH_DIV_STR_FOR_SIZE "call2"
|
