1/*-
2 * Copyright (c) 2002 Benno Rice. All rights reserved.
3 * Copyright (c) 2002 David E. O'Brien. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
--- 13 unchanged lines hidden (view full) ---
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $NetBSD: SYS.h,v 1.8 2002/01/14 00:55:56 thorpej Exp $
30 * $FreeBSD: head/lib/libc/powerpc64/SYS.h 258502 2013-11-23 18:50:43Z andreast $
31 */
32
33#include <sys/syscall.h>
34#include <machine/asm.h>
35
36#define _SYSCALL(name) \
37 .text; \
38 .align 2; \
39 li 0,(SYS_##name); \
40 sc
41
42#define SYSCALL(name) \
43 .text; \
44 .align 2; \
452: mflr %r0; \
46 std %r0,16(%r1); \
47 stdu %r1,-48(%r1); \
48 bl CNAME(HIDENAME(cerror)); \
49 nop; \
50 addi %r1,%r1,48; \
51 ld %r0,16(%r1); \
52 mtlr %r0; \
53 blr; \
54ENTRY(__sys_##name); \
55 WEAK_REFERENCE(__sys_##name, name); \
56 WEAK_REFERENCE(__sys_##name, _##name); \
57 _SYSCALL(name); \
58 bso 2b
59
60#define PSEUDO(name) \
61 .text; \
62 .align 2; \
63ENTRY(__sys_##name); \
64 WEAK_REFERENCE(__sys_##name, _##name); \
65 _SYSCALL(name); \
66 bnslr; \
67 mflr %r0; \
68 std %r0,16(%r1); \
69 stdu %r1,-48(%r1); \
70 bl CNAME(HIDENAME(cerror)); \
71 nop; \
72 addi %r1,%r1,48; \
73 ld %r0,16(%r1); \
74 mtlr %r0; \
75 blr;
76
77#define RSYSCALL(name) \
78 .text; \
79 .align 2; \
80ENTRY(__sys_##name); \
81 WEAK_REFERENCE(__sys_##name, name); \
82 WEAK_REFERENCE(__sys_##name, _##name); \
83 _SYSCALL(name); \
84 bnslr; \
85 \
86 mflr %r0; \
87 std %r0,16(%r1); \
88 stdu %r1,-48(%r1); \
89 bl CNAME(HIDENAME(cerror)); \
90 nop; \
91 addi %r1,%r1,48; \
92 ld %r0,16(%r1); \
93 mtlr %r0; \
94 blr;
2 * Copyright (c) 2002 Benno Rice. All rights reserved.
3 * Copyright (c) 2002 David E. O'Brien. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
--- 13 unchanged lines hidden (view full) ---
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $NetBSD: SYS.h,v 1.8 2002/01/14 00:55:56 thorpej Exp $
30 * $FreeBSD: head/lib/libc/powerpc64/SYS.h 258502 2013-11-23 18:50:43Z andreast $
31 */
32
33#include <sys/syscall.h>
34#include <machine/asm.h>
35
36#define _SYSCALL(name) \
37 .text; \
38 .align 2; \
39 li 0,(SYS_##name); \
40 sc
41
42#define SYSCALL(name) \
43 .text; \
44 .align 2; \
452: mflr %r0; \
46 std %r0,16(%r1); \
47 stdu %r1,-48(%r1); \
48 bl CNAME(HIDENAME(cerror)); \
49 nop; \
50 addi %r1,%r1,48; \
51 ld %r0,16(%r1); \
52 mtlr %r0; \
53 blr; \
54ENTRY(__sys_##name); \
55 WEAK_REFERENCE(__sys_##name, name); \
56 WEAK_REFERENCE(__sys_##name, _##name); \
57 _SYSCALL(name); \
58 bso 2b
59
60#define PSEUDO(name) \
61 .text; \
62 .align 2; \
63ENTRY(__sys_##name); \
64 WEAK_REFERENCE(__sys_##name, _##name); \
65 _SYSCALL(name); \
66 bnslr; \
67 mflr %r0; \
68 std %r0,16(%r1); \
69 stdu %r1,-48(%r1); \
70 bl CNAME(HIDENAME(cerror)); \
71 nop; \
72 addi %r1,%r1,48; \
73 ld %r0,16(%r1); \
74 mtlr %r0; \
75 blr;
76
77#define RSYSCALL(name) \
78 .text; \
79 .align 2; \
80ENTRY(__sys_##name); \
81 WEAK_REFERENCE(__sys_##name, name); \
82 WEAK_REFERENCE(__sys_##name, _##name); \
83 _SYSCALL(name); \
84 bnslr; \
85 \
86 mflr %r0; \
87 std %r0,16(%r1); \
88 stdu %r1,-48(%r1); \
89 bl CNAME(HIDENAME(cerror)); \
90 nop; \
91 addi %r1,%r1,48; \
92 ld %r0,16(%r1); \
93 mtlr %r0; \
94 blr;