xref: /inferno-os/utils/libmach/6.c (revision 4eb166cf184c1f102fb79e31b1465ea3e2021c39)
1 /*
2  * x86-amd64 definition
3  */
4 #include <lib9.h>
5 #include <bio.h>
6 #include "ureg6.h"
7 #include "mach.h"
8 
9 #define	REGOFF(x)	(uvlong)(&((struct Ureg *) 0)->x)
10 
11 #define PC		REGOFF(pc)
12 #define SP		REGOFF(sp)
13 #define	AX		REGOFF(ax)
14 
15 #define	REGSIZE		sizeof(struct Ureg)
16 #define FP_CTLS(x)	(REGSIZE+2*(x))
17 #define FP_CTL(x)	(REGSIZE+4*(x))
18 #define FP_REG(x)	(FP_CTL(8)+16*(x))
19 #define XM_REG(x)	(FP_CTL(8)+8*16+16*(x))
20 
21 #define	FPREGSIZE	512	/* TO DO? currently only 0x1A0 used */
22 
23 Reglist amd64reglist[] = {
24 	{"R15",		REGOFF(r15),	RINT, 'Y'},
25 	{"R14",		REGOFF(r14),	RINT, 'Y'},
26 	{"R13",		REGOFF(r13),	RINT, 'Y'},
27 	{"R12",		REGOFF(r12),	RINT, 'Y'},
28 	{"R11",		REGOFF(r11),	RINT, 'Y'},
29 	{"R10",		REGOFF(r10),	RINT, 'Y'},
30 	{"R9",		REGOFF(r9),	RINT, 'Y'},
31 	{"R8",		REGOFF(r8),	RINT, 'Y'},
32 	{"DI",		REGOFF(di),	RINT, 'X'},
33 	{"SI",		REGOFF(si),	RINT, 'Y'},
34 	{"BP",		REGOFF(bp),	RINT, 'Y'},
35 	{"BX",		REGOFF(bx),	RINT, 'Y'},
36 	{"DX",		REGOFF(dx),	RINT, 'Y'},
37 	{"CX",		REGOFF(cx),	RINT, 'Y'},
38 	{"AX",		REGOFF(ax),	RINT, 'Y'},
39 	{"GS",		REGOFF(gs),	RINT, 'Y'},
40 	{"FS",		REGOFF(fs),	RINT, 'Y'},
41 	{"ES",		REGOFF(es),	RINT, 'Y'},
42 	{"DS",		REGOFF(ds),	RINT, 'Y'},
43 	{"TRAP",	REGOFF(trap), 	RINT, 'Y'},
44 	{"ECODE",	REGOFF(ecode),	RINT, 'Y'},
45 	{"PC",		PC,		RINT, 'Y'},
46 	{"CS",		REGOFF(cs),	RINT, 'Y'},
47 	{"EFLAGS",	REGOFF(flags),	RINT, 'Y'},
48 	{"SP",		SP,		RINT, 'Y'},
49 	{"SS",		REGOFF(ss),	RINT, 'Y'},
50 
51 	{"FCW",		FP_CTLS(0),	RFLT, 'x'},
52 	{"FSW",		FP_CTLS(1),	RFLT, 'x'},
53 	{"FTW",		FP_CTLS(2),	RFLT, 'x'},
54 	{"FOP",		FP_CTLS(3),	RFLT, 'x'},
55 	{"FPC",		FP_CTL(2),	RFLT, 'Y'},
56 	{"RDP",		FP_CTL(4),	RFLT, 'Y'},
57 	{"MXCSR",		FP_CTL(6),	RFLT, 'X'},
58 	{"MXCSRMSK",	FP_CTL(7),	RFLT, 'X'},
59 	{"M0",		FP_REG(0),	RFLT, 'F'},	/* assumes double */
60 	{"M1",		FP_REG(1),	RFLT, 'F'},
61 	{"M2",		FP_REG(2),	RFLT, 'F'},
62 	{"M3",		FP_REG(3),	RFLT, 'F'},
63 	{"M4",		FP_REG(4),	RFLT, 'F'},
64 	{"M5",		FP_REG(5),	RFLT, 'F'},
65 	{"M6",		FP_REG(6),	RFLT, 'F'},
66 	{"M7",		FP_REG(7),	RFLT, 'F'},
67 	{"X0",		XM_REG(0),	RFLT, 'F'},	/* assumes double */
68 	{"X1",		XM_REG(1),	RFLT, 'F'},
69 	{"X2",		XM_REG(2),	RFLT, 'F'},
70 	{"X3",		XM_REG(3),	RFLT, 'F'},
71 	{"X4",		XM_REG(4),	RFLT, 'F'},
72 	{"X5",		XM_REG(5),	RFLT, 'F'},
73 	{"X6",		XM_REG(6),	RFLT, 'F'},
74 	{"X7",		XM_REG(7),	RFLT, 'F'},
75 	{"X8",		XM_REG(8),	RFLT, 'F'},
76 	{"X9",		XM_REG(9),	RFLT, 'F'},
77 	{"X10",		XM_REG(10),	RFLT, 'F'},
78 	{"X11",		XM_REG(11),	RFLT, 'F'},
79 	{"X12",		XM_REG(12),	RFLT, 'F'},
80 	{"X13",		XM_REG(13),	RFLT, 'F'},
81 	{"X14",		XM_REG(14),	RFLT, 'F'},
82 	{"X15",		XM_REG(15),	RFLT, 'F'},
83 	{"X16",		XM_REG(16),	RFLT, 'F'},
84 /*
85 	{"F0",		FP_REG(7),	RFLT, '3'},
86 	{"F1",		FP_REG(6),	RFLT, '3'},
87 	{"F2",		FP_REG(5),	RFLT, '3'},
88 	{"F3",		FP_REG(4),	RFLT, '3'},
89 	{"F4",		FP_REG(3),	RFLT, '3'},
90 	{"F5",		FP_REG(2),	RFLT, '3'},
91 	{"F6",		FP_REG(1),	RFLT, '3'},
92 	{"F7",		FP_REG(0),	RFLT, '3'},
93 */
94 	{  0 }
95 };
96 
97 Mach mamd64=
98 {
99 	"amd64",
100 	MI386,		/* machine type */	/* TO DO */
101 	amd64reglist,	/* register list */
102 	REGSIZE,	/* size of registers in bytes */
103 	FPREGSIZE,	/* size of fp registers in bytes */
104 	"PC",		/* name of PC */
105 	"SP",		/* name of SP */
106 	0,		/* link register */
107 	"setSB",	/* static base register name (bogus anyways) */
108 	0,		/* static base register value */
109 	0x1000,		/* page size */
110 	0x80100000,	/* kernel base */	/* TO DO: uvlong or vlong */
111 	0,		/* kernel text mask */
112 	1,		/* quantization of pc */
113 	8,		/* szaddr */
114 	4,		/* szreg */
115 	4,		/* szfloat */
116 	8,		/* szdouble */
117 };
118