1/* setjmp for the Blackfin project
2 *
3 * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
4 * Copyright (C) 2003 Metrowerks
5 * Based on code from Analog Devices.
6 *
7 * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
8 */
9
10.text
11.global ___sigsetjmp;
12.type	___sigsetjmp,STT_FUNC;
13.align 4;
14
15___sigsetjmp:
16	[--SP] = P0;	/* Save P0 */
17	P0 = R0;
18	R0 = [SP++];
19	[P0 + 0x00] = R0;	/* Save saved P0 */
20	[P0 + 0x04] = P1;
21	[P0 + 0x08] = P2;
22	[P0 + 0x0C] = P3;
23	[P0 + 0x10] = P4;
24	[P0 + 0x14] = P5;
25
26	[P0 + 0x18] = FP;	/* Frame Pointer */
27	[P0 + 0x1C] = SP;	/* Stack Pointer */
28
29	[P0 + 0x20] = P0;	/* Data Registers */
30	[P0 + 0x24] = R1;
31	[P0 + 0x28] = R2;
32	[P0 + 0x2C] = R3;
33	[P0 + 0x30] = R4;
34	[P0 + 0x34] = R5;
35	[P0 + 0x38] = R6;
36	[P0 + 0x3C] = R7;
37
38	R0 = ASTAT;
39	[P0 + 0x40] = R0;
40
41	R0 = LC0;		/* Loop Counters */
42	[P0 + 0x44] = R0;
43	R0 = LC1;
44	[P0 + 0x48] = R0;
45
46	R0 = A0.W;		/* Accumulators */
47	[P0 + 0x4C] = R0;
48	R0 = A0.X;
49	[P0 + 0x50] = R0;
50	R0 = A1.W;
51	[P0 + 0x54] = R0;
52	R0 = A1.X;
53	[P0 + 0x58] = R0;
54
55	R0 = I0;		/* Index Registers */
56	[P0 + 0x5C] = R0;
57	R0 = I1;
58	[P0 + 0x60] = R0;
59	R0 = I2;
60	[P0 + 0x64] = R0;
61	R0 = I3;
62	[P0 + 0x68] = R0;
63
64	R0 = M0;		/* Modifier Registers */
65	[P0 + 0x6C] = R0;
66	R0 = M1;
67	[P0 + 0x70] = R0;
68	R0 = M2;
69	[P0 + 0x74] = R0;
70	R0 = M3;
71	[P0 + 0x78] = R0;
72
73	R0 = L0;		/* Length Registers */
74	[P0 + 0x7c] = R0;
75	R0 = L1;
76	[P0 + 0x80] = R0;
77	R0 = L2;
78	[P0 + 0x84] = R0;
79	R0 = L3;
80	[P0 + 0x88] = R0;
81
82	R0 = B0;		/* Base Registers */
83	[P0 + 0x8C] = R0;
84	R0 = B1;
85	[P0 + 0x90] = R0;
86	R0 = B2;
87	[P0 + 0x94] = R0;
88	R0 = B3;
89	[P0 + 0x98] = R0;
90
91	R0 = RETS;
92	[P0 + 0x9C] = R0;
93
94	R0 = [P0 + 0x20];
95	JUMP.L ___sigjmp_save;
96.size ___sigsetjmp, .-___sigsetjmp
97
98.section .note.GNU-stack,"",%progbits
99