1 // Alpha support
2 
3 defn acidinit()			// Called after all the init modules are loaded
4 {
5 	bplist = {};
6 	bpfmt = 'X';
7 
8 	srcpath = {
9 		"./",
10 		"/sys/src/libc/port/",
11 		"/sys/src/libc/9sys/",
12 		"/sys/src/libc/alpha/"
13 	};
14 
15 	srcfiles = {};		// list of loaded files
16 	srctext = {};		// the text of the files
17 }
18 
19 defn stk()			// trace
20 {
21 	_stk(*PC, *SP, linkreg(0), 0);
22 }
23 
24 defn lstk()			// trace with locals
25 {
26 	_stk(*PC, *SP, linkreg(0), 1);
27 }
28 
29 defn gpr()			// print general purpose registers
30 {
31 	print("R0\t", *R0, "\n");
32 	print("R1\t", *R1, " R2\t", *R2, " R3\t", *R3, "\n");
33 	print("R4\t", *R4, " R5\t", *R5, " R6\t", *R6, "\n");
34 	print("R7\t", *R7, " R8\t", *R8, " R9\t", *R9, "\n");
35 	print("R10\t", *R10, " R11\t", *R11, " R12\t", *R12, "\n");
36 	print("R13\t", *R13, " R14\t", *R14, " R15\t", *R15, "\n");
37 	print("R16\t", *R16, " R17\t", *R17, " R18\t", *R18, "\n");
38 	print("R19\t", *R19, " R20\t", *R20, " R21\t", *R21, "\n");
39 	print("R22\t", *R22, " R23\t", *R23, " R24\t", *R24, "\n");
40 	print("R25\t", *R25, " R26\t", *R26, " R27\t", *R27, "\n");
41 	print("R28\t", *R28, " R29\t", *R29, " R30\t", *SP\Y, "\n");
42 }
43 
44 defn fpr()
45 {
46 	print("F0\t",  *fmt(F0, 'G'),  "\tF1\t",  *fmt(F1, 'G'), "\n");
47 	print("F2\t",  *fmt(F2, 'G'),  "\tF3\t",  *fmt(F3, 'G'), "\n");
48 	print("F4\t",  *fmt(F4, 'G'),  "\tF5\t",  *fmt(F5, 'G'), "\n");
49 	print("F6\t",  *fmt(F6, 'G'),  "\tF7\t",  *fmt(F7, 'G'), "\n");
50 	print("F8\t",  *fmt(F8, 'G'),  "\tF9\t",  *fmt(F9, 'G'), "\n");
51 	print("F10\t", *fmt(F10, 'G'), "\tF11\t", *fmt(F11, 'G'), "\n");
52 	print("F12\t", *fmt(F12, 'G'), "\tF13\t", *fmt(F13, 'G'), "\n");
53 	print("F14\t", *fmt(F14, 'G'), "\tF15\t", *fmt(F15, 'G'), "\n");
54 	print("F16\t", *fmt(F16, 'G'), "\tF17\t", *fmt(F17, 'G'), "\n");
55 	print("F18\t", *fmt(F18, 'G'), "\tF19\t", *fmt(F19, 'G'), "\n");
56 	print("F20\t", *fmt(F20, 'G'), "\tF21\t", *fmt(F21, 'G'), "\n");
57 	print("F22\t", *fmt(F22, 'G'), "\tF23\t", *fmt(F23, 'G'), "\n");
58 	print("F24\t", *fmt(F24, 'G'), "\tF25\t", *fmt(F25, 'G'), "\n");
59 	print("F26\t", *fmt(F26, 'G'), "\tF27\t", *fmt(F27, 'G'), "\n");
60 	print("F28\t", *fmt(F28, 'G'), "\tF29\t", *fmt(F29, 'G'), "\n");
61 	print("F30\t", *fmt(F30, 'G'), "\tF31\t", *fmt(F31, 'G'), "\n");
62 }
63 
64 defn spr()				// print special processor registers
65 {
66 	local pc, link, cause;
67 
68 	pc = *PC;
69 	print("PC\t", pc, " ", fmt(pc, 'a'), "  ");
70 	pfl(pc);
71 
72 	link = *R26;
73 	print("SP\t", *SP, "\tLINK\t", link, " ", fmt(link, 'a'), " ");
74 	pfl(link);
75 
76 	cause = *TYPE;
77 	print("STATUS\t", *STATUS, "\tTYPE\t", cause, " ", reason(cause), "\n");
78 	print("A0\t", *A0, " A1\t", *A1, " A2\t", *A2, "\n");
79 }
80 
81 defn regs()				// print all registers
82 {
83 	spr();
84 	gpr();
85 }
86 
87 defn pstop(pid)
88 {
89 	local l, pc;
90 
91 	pc = *PC;
92 
93 	print(pid,": ", reason(*TYPE), "\t");
94 	print(fmt(pc, 'a'), "\t", fmt(pc, 'i'), "\n");
95 
96 	if notes then {
97 		if notes[0] != "sys: breakpoint" then {
98 			print("Notes pending:\n");
99 			l = notes;
100 			while l do {
101 				print("\t", head l, "\n");
102 				l = tail l;
103 			}
104 		}
105 	}
106 }
107 
108 sizeofUreg = 296;
109 aggr Ureg
110 {
111 	'W' 0 type;
112 	'W' 8 a0;
113 	'W' 16 a1;
114 	'W' 24 a2;
115 	'W' 32 r0;
116 	'W' 40 r1;
117 	'W' 48 r2;
118 	'W' 56 r3;
119 	'W' 64 r4;
120 	'W' 72 r5;
121 	'W' 80 r6;
122 	'W' 88 r7;
123 	'W' 96 r8;
124 	'W' 104 r9;
125 	'W' 112 r10;
126 	'W' 120 r11;
127 	'W' 128 r12;
128 	'W' 136 r13;
129 	'W' 144 r14;
130 	'W' 152 r15;
131 	'W' 160 r19;
132 	'W' 168 r20;
133 	'W' 176 r21;
134 	'W' 184 r22;
135 	'W' 192 r23;
136 	'W' 200 r24;
137 	'W' 208 r25;
138 	'W' 216 r26;
139 	'W' 224 r27;
140 	'W' 232 r28;
141 	{
142 	'W' 240 r30;
143 	'W' 240 usp;
144 	'W' 240 sp;
145 	};
146 	'W' 248 status;
147 	'W' 256 pc;
148 	'W' 264 r29;
149 	'W' 272 r16;
150 	'W' 280 r17;
151 	'W' 288 r18;
152 };
153 
154 defn
155 Ureg(addr) {
156 	complex Ureg addr;
157 	print("	type	", addr.type, "\n");
158 	print("	a0	", addr.a0, "\n");
159 	print("	a1	", addr.a1, "\n");
160 	print("	a2	", addr.a2, "\n");
161 	print("	r0	", addr.r0, "\n");
162 	print("	r1	", addr.r1, "\n");
163 	print("	r2	", addr.r2, "\n");
164 	print("	r3	", addr.r3, "\n");
165 	print("	r4	", addr.r4, "\n");
166 	print("	r5	", addr.r5, "\n");
167 	print("	r6	", addr.r6, "\n");
168 	print("	r7	", addr.r7, "\n");
169 	print("	r8	", addr.r8, "\n");
170 	print("	r9	", addr.r9, "\n");
171 	print("	r10	", addr.r10, "\n");
172 	print("	r11	", addr.r11, "\n");
173 	print("	r12	", addr.r12, "\n");
174 	print("	r13	", addr.r13, "\n");
175 	print("	r14	", addr.r14, "\n");
176 	print("	r15	", addr.r15, "\n");
177 	print("	r19	", addr.r19, "\n");
178 	print("	r20	", addr.r20, "\n");
179 	print("	r21	", addr.r21, "\n");
180 	print("	r22	", addr.r22, "\n");
181 	print("	r23	", addr.r23, "\n");
182 	print("	r24	", addr.r24, "\n");
183 	print("	r25	", addr.r25, "\n");
184 	print("	r26	", addr.r26, "\n");
185 	print("	r27	", addr.r27, "\n");
186 	print("	r28	", addr.r28, "\n");
187 	print("_12_ {\n");
188 		_12_(addr+240);
189 	print("}\n");
190 	print("	status	", addr.status, "\n");
191 	print("	pc	", addr.pc, "\n");
192 	print("	r29	", addr.r29, "\n");
193 	print("	r16	", addr.r16, "\n");
194 	print("	r17	", addr.r17, "\n");
195 	print("	r18	", addr.r18, "\n");
196 };
197 
198 defn linkreg(addr)
199 {
200 	complex Ureg addr;
201 	return addr.r26\X;
202 }
203 
204 print(acidfile);
205