1 76193d7c 2003-09-30 devnull /*
 2 76193d7c 2003-09-30 devnull  * setjmp and longjmp, but our own because some (stupid) c libraries
 3 76193d7c 2003-09-30 devnull  * assume longjmp is only used to move up the stack, and error out
 4 76193d7c 2003-09-30 devnull  * if you do otherwise.
 5 76193d7c 2003-09-30 devnull  */
 6 76193d7c 2003-09-30 devnull 
 7 76193d7c 2003-09-30 devnull typedef struct Label Label;
 8 76193d7c 2003-09-30 devnull #define LABELDPC 0
 9 76193d7c 2003-09-30 devnull 
10 76193d7c 2003-09-30 devnull #if defined (__i386__) && (defined(__FreeBSD__) || defined(__linux__))
11 76193d7c 2003-09-30 devnull struct Label
12 76193d7c 2003-09-30 devnull {
13 76193d7c 2003-09-30 devnull 	ulong pc;
14 76193d7c 2003-09-30 devnull 	ulong bx;
15 76193d7c 2003-09-30 devnull 	ulong sp;
16 76193d7c 2003-09-30 devnull 	ulong bp;
17 76193d7c 2003-09-30 devnull 	ulong si;
18 76193d7c 2003-09-30 devnull 	ulong di;
19 76193d7c 2003-09-30 devnull };
20 a995e477 2003-10-01 devnull #elif defined(__APPLE__)
21 a995e477 2003-10-01 devnull struct Label
22 a995e477 2003-10-01 devnull {
23 a995e477 2003-10-01 devnull 	ulong	pc;		/* lr */
24 a995e477 2003-10-01 devnull 	ulong	cr;		/* mfcr */
25 a995e477 2003-10-01 devnull 	ulong	ctr;		/* mfcr */
26 a995e477 2003-10-01 devnull 	ulong	xer;		/* mfcr */
27 a995e477 2003-10-01 devnull 	ulong	sp;		/* callee saved: r1 */
28 a995e477 2003-10-01 devnull 	ulong	toc;		/* callee saved: r2 */
29 a995e477 2003-10-01 devnull 	ulong	gpr[19];	/* callee saved: r13-r31 */
30 a995e477 2003-10-01 devnull // XXX: currently do not save vector registers or floating-point state
31 a995e477 2003-10-01 devnull //	ulong	pad;
32 a995e477 2003-10-01 devnull //	uvlong	fpr[18];	/* callee saved: f14-f31 */
33 a995e477 2003-10-01 devnull //	ulong	vr[4*12];	/* callee saved: v20-v31, 256-bits each */
34 a995e477 2003-10-01 devnull };
35 76193d7c 2003-09-30 devnull #else
36 76193d7c 2003-09-30 devnull #error "Unknown or unsupported architecture"
37 76193d7c 2003-09-30 devnull #endif
38 76193d7c 2003-09-30 devnull 
39 76193d7c 2003-09-30 devnull