1/* Definitions for StrongARM running FreeBSD using the ELF format
2 Copyright (C) 2001, 2004 Free Software Foundation, Inc.
3 Contributed by David E. O'Brien <obrien@FreeBSD.org> and BSDi.
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published
9 by the Free Software Foundation; either version 2, or (at your
10 option) any later version.
11
12 GCC is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 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 COPYING. If not, write to
19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA. */
21
22#undef SUBTARGET_CPP_SPEC
23#define SUBTARGET_CPP_SPEC FBSD_CPP_SPEC
24
25#undef SUBTARGET_EXTRA_SPECS
26#define SUBTARGET_EXTRA_SPECS \
27 { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC }, \
28 { "subtarget_asm_float_spec", SUBTARGET_ASM_FLOAT_SPEC }, \
29 { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
30
31#undef SUBTARGET_EXTRA_ASM_SPEC
32#define SUBTARGET_EXTRA_ASM_SPEC \
33 "-matpcs %{fpic|fpie:-k} %{fPIC|fPIE:-k}"
34
35/* Default to full FPA if -mhard-float is specified. */
36#undef SUBTARGET_ASM_FLOAT_SPEC
37#define SUBTARGET_ASM_FLOAT_SPEC \
38 "%{mhard-float:-mfpu=fpa} \
39 %{mfloat-abi=hard:{!mfpu=*:-mfpu=fpa}} \
40 %{!mhard-float: %{msoft-float:-mfpu=softvfp;:-mfpu=softvfp}}"
41
42#undef LINK_SPEC
43#define LINK_SPEC " \
44 %{p:%nconsider using `-pg' instead of `-p' with gprof(1) } \
45 %{v:-V} \
46 %{assert*} %{R*} %{rpath*} %{defsym*} \
47 %{shared:-Bshareable %{h*} %{soname*}} \
48 %{!shared: \
49 %{!static: \
50 %{rdynamic:-export-dynamic} \
51 %{!dynamic-linker:-dynamic-linker %(fbsd_dynamic_linker) }} \
52 %{static:-Bstatic}} \
53 %{!static:--hash-style=both --enable-new-dtags} \
54 %{symbolic:-Bsymbolic} \
55 -X %{mbig-endian:-EB} %{mlittle-endian:-EL}"
56
57/************************[ Target stuff ]***********************************/
58
| 1/* Definitions for StrongARM running FreeBSD using the ELF format
2 Copyright (C) 2001, 2004 Free Software Foundation, Inc.
3 Contributed by David E. O'Brien <obrien@FreeBSD.org> and BSDi.
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published
9 by the Free Software Foundation; either version 2, or (at your
10 option) any later version.
11
12 GCC is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 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 COPYING. If not, write to
19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA. */
21
22#undef SUBTARGET_CPP_SPEC
23#define SUBTARGET_CPP_SPEC FBSD_CPP_SPEC
24
25#undef SUBTARGET_EXTRA_SPECS
26#define SUBTARGET_EXTRA_SPECS \
27 { "subtarget_extra_asm_spec", SUBTARGET_EXTRA_ASM_SPEC }, \
28 { "subtarget_asm_float_spec", SUBTARGET_ASM_FLOAT_SPEC }, \
29 { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
30
31#undef SUBTARGET_EXTRA_ASM_SPEC
32#define SUBTARGET_EXTRA_ASM_SPEC \
33 "-matpcs %{fpic|fpie:-k} %{fPIC|fPIE:-k}"
34
35/* Default to full FPA if -mhard-float is specified. */
36#undef SUBTARGET_ASM_FLOAT_SPEC
37#define SUBTARGET_ASM_FLOAT_SPEC \
38 "%{mhard-float:-mfpu=fpa} \
39 %{mfloat-abi=hard:{!mfpu=*:-mfpu=fpa}} \
40 %{!mhard-float: %{msoft-float:-mfpu=softvfp;:-mfpu=softvfp}}"
41
42#undef LINK_SPEC
43#define LINK_SPEC " \
44 %{p:%nconsider using `-pg' instead of `-p' with gprof(1) } \
45 %{v:-V} \
46 %{assert*} %{R*} %{rpath*} %{defsym*} \
47 %{shared:-Bshareable %{h*} %{soname*}} \
48 %{!shared: \
49 %{!static: \
50 %{rdynamic:-export-dynamic} \
51 %{!dynamic-linker:-dynamic-linker %(fbsd_dynamic_linker) }} \
52 %{static:-Bstatic}} \
53 %{!static:--hash-style=both --enable-new-dtags} \
54 %{symbolic:-Bsymbolic} \
55 -X %{mbig-endian:-EB} %{mlittle-endian:-EL}"
56
57/************************[ Target stuff ]***********************************/
58
|
59#undef TARGET_VERSION
60#define TARGET_VERSION fprintf (stderr, " (FreeBSD/StrongARM ELF)");
| |
61
62#ifndef TARGET_ENDIAN_DEFAULT
63#define TARGET_ENDIAN_DEFAULT 0
64#endif
65
66/* Default it to use ATPCS with soft-VFP. */
67#undef TARGET_DEFAULT
68#define TARGET_DEFAULT \
69 (MASK_APCS_FRAME \
70 | TARGET_ENDIAN_DEFAULT)
71
72#undef ARM_DEFAULT_ABI
73#define ARM_DEFAULT_ABI ARM_ABI_ATPCS
74
75/* Define the actual types of some ANSI-mandated types.
76 Needs to agree with <machine/ansi.h>. GCC defaults come from c-decl.c,
77 c-common.c, and config/<arch>/<arch>.h. */
78
79/* arm.h gets this wrong for FreeBSD. We use the GCC defaults instead. */
80
81#undef SIZE_TYPE
82#define SIZE_TYPE "unsigned int"
83
84#undef PTRDIFF_TYPE
85#define PTRDIFF_TYPE "int"
86
87/* We use the GCC defaults here. */
88#undef WCHAR_TYPE
89
| 59
60#ifndef TARGET_ENDIAN_DEFAULT
61#define TARGET_ENDIAN_DEFAULT 0
62#endif
63
64/* Default it to use ATPCS with soft-VFP. */
65#undef TARGET_DEFAULT
66#define TARGET_DEFAULT \
67 (MASK_APCS_FRAME \
68 | TARGET_ENDIAN_DEFAULT)
69
70#undef ARM_DEFAULT_ABI
71#define ARM_DEFAULT_ABI ARM_ABI_ATPCS
72
73/* Define the actual types of some ANSI-mandated types.
74 Needs to agree with <machine/ansi.h>. GCC defaults come from c-decl.c,
75 c-common.c, and config/<arch>/<arch>.h. */
76
77/* arm.h gets this wrong for FreeBSD. We use the GCC defaults instead. */
78
79#undef SIZE_TYPE
80#define SIZE_TYPE "unsigned int"
81
82#undef PTRDIFF_TYPE
83#define PTRDIFF_TYPE "int"
84
85/* We use the GCC defaults here. */
86#undef WCHAR_TYPE
87
|
| 88#if defined(FREEBSD_ARCH_armv6)
|
90#undef SUBTARGET_CPU_DEFAULT
| 89#undef SUBTARGET_CPU_DEFAULT
|
| 90#define SUBTARGET_CPU_DEFAULT TARGET_CPU_arm1176jzs
91#undef FBSD_TARGET_CPU_CPP_BUILTINS
92#define FBSD_TARGET_CPU_CPP_BUILTINS() \
93 do { \
94 builtin_define ("__FreeBSD_ARCH_armv6__"); \
95 } while (0)
96#undef TARGET_VERSION
97#define TARGET_VERSION fprintf (stderr, " (FreeBSD/armv6 ELF)");
98#else
99#undef SUBTARGET_CPU_DEFAULT
|
91#define SUBTARGET_CPU_DEFAULT TARGET_CPU_strongarm
| 100#define SUBTARGET_CPU_DEFAULT TARGET_CPU_strongarm
|
| 101#undef TARGET_VERSION
102#define TARGET_VERSION fprintf (stderr, " (FreeBSD/StrongARM ELF)");
103#endif
|
92
93/* FreeBSD does its profiling differently to the Acorn compiler. We
94 don't need a word following the mcount call; and to skip it
95 requires either an assembly stub or use of fomit-frame-pointer when
96 compiling the profiling functions. Since we break Acorn CC
97 compatibility below a little more won't hurt. */
98
99#undef ARM_FUNCTION_PROFILER
100#define ARM_FUNCTION_PROFILER(STREAM,LABELNO) \
101{ \
102 asm_fprintf (STREAM, "\tmov\t%Rip, %Rlr\n"); \
103 asm_fprintf (STREAM, "\tbl\t__mcount%s\n", \
104 (TARGET_ARM && NEED_PLT_RELOC) \
105 ? "(PLT)" : ""); \
106}
107
108/* Clear the instruction cache from `BEG' to `END'. This makes a
109 call to the ARM_SYNC_ICACHE architecture specific syscall. */
110#define CLEAR_INSN_CACHE(BEG, END) \
111do \
112 { \
113 extern int sysarch(int number, void *args); \
114 struct \
115 { \
116 unsigned int addr; \
117 int len; \
118 } s; \
119 s.addr = (unsigned int)(BEG); \
120 s.len = (END) - (BEG); \
121 (void) sysarch (0, &s); \
122 } \
123while (0)
124
125#undef FPUTYPE_DEFAULT
126#define FPUTYPE_DEFAULT FPUTYPE_VFP
| 104
105/* FreeBSD does its profiling differently to the Acorn compiler. We
106 don't need a word following the mcount call; and to skip it
107 requires either an assembly stub or use of fomit-frame-pointer when
108 compiling the profiling functions. Since we break Acorn CC
109 compatibility below a little more won't hurt. */
110
111#undef ARM_FUNCTION_PROFILER
112#define ARM_FUNCTION_PROFILER(STREAM,LABELNO) \
113{ \
114 asm_fprintf (STREAM, "\tmov\t%Rip, %Rlr\n"); \
115 asm_fprintf (STREAM, "\tbl\t__mcount%s\n", \
116 (TARGET_ARM && NEED_PLT_RELOC) \
117 ? "(PLT)" : ""); \
118}
119
120/* Clear the instruction cache from `BEG' to `END'. This makes a
121 call to the ARM_SYNC_ICACHE architecture specific syscall. */
122#define CLEAR_INSN_CACHE(BEG, END) \
123do \
124 { \
125 extern int sysarch(int number, void *args); \
126 struct \
127 { \
128 unsigned int addr; \
129 int len; \
130 } s; \
131 s.addr = (unsigned int)(BEG); \
132 s.len = (END) - (BEG); \
133 (void) sysarch (0, &s); \
134 } \
135while (0)
136
137#undef FPUTYPE_DEFAULT
138#define FPUTYPE_DEFAULT FPUTYPE_VFP
|