tmips - plan9port - [fork] Plan 9 from user space
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tmips (5460B)
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1 // Mips 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/mips/"
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("R1\t", *R1, " R2\t", *R2, " R3\t", *R3, "\n");
32 print("R4\t", *R4, " R5\t", *R5, " R6\t", *R6, "\n");
33 print("R7\t", *R7, " R8\t", *R8, " R9\t", *R9, "\n");
34 print("R10\t", *R10, " R11\t", *R11, " R12\t", *R12, "\n");
35 print("R13\t", *R13, " R14\t", *R14, " R15\t", *R15, "\n");
36 print("R16\t", *R16, " R17\t", *R17, " R18\t", *R18, "\n");
37 print("R19\t", *R19, " R20\t", *R20, " R21\t", *R21, "\n");
38 print("R22\t", *R22, " R23\t", *R23, " R24\t", *R24, "\n");
39 print("R25\t", *R25, " R26\t", *R26, " R27\t", *R27, "\n");
40 print("R28\t", *R28, " R29\t", *SP, " R30\t", *R30, "\n");
41 print("R31\t", *R31, "\n");
42 }
43
44 defn Fpr()
45 {
46 print("F0\t", *fmt(F0, 'G'), "\tF2\t", *fmt(F2, 'G'), "\n");
47 print("F4\t", *fmt(F4, 'G'), "\tF6\t", *fmt(F6, 'G'), "\n");
48 print("F8\t", *fmt(F8, 'G'), "\tF10\t", *fmt(F10, 'G'), "\n");
49 print("F12\t", *fmt(F12, 'G'), "\tF14\t", *fmt(F14, 'G'), "\n");
50 print("F16\t", *fmt(F16, 'G'), "\tF18\t", *fmt(F18, 'G'), "\n");
51 print("F20\t", *fmt(F20, 'G'), "\tF22\t", *fmt(F22, 'G'), "\n");
52 print("F24\t", *fmt(F24, 'G'), "\tF26\t", *fmt(F26, 'G'), "\n");
53 print("F28\t", *fmt(F28, 'G'), "\tF30\t", *fmt(F30, 'G'), "\n");
54 }
55
56 defn fpr()
57 {
58 print("F0\t", *fmt(F0, 'g'), "\tF1\t", *fmt(F1, 'g'), "\n");
59 print("F2\t", *fmt(F2, 'g'), "\tF3\t", *fmt(F3, 'g'), "\n");
60 print("F4\t", *fmt(F4, 'g'), "\tF5\t", *fmt(F5, 'g'), "\n");
61 print("F6\t", *fmt(F6, 'g'), "\tF7\t", *fmt(F7, 'g'), "\n");
62 print("F8\t", *fmt(F8, 'g'), "\tF9\t", *fmt(F9, 'g'), "\n");
63 print("F10\t", *fmt(F10, 'g'), "\tF11\t", *fmt(F11, 'g'), "\n");
64 print("F12\t", *fmt(F12, 'g'), "\tF13\t", *fmt(F13, 'g'), "\n");
65 print("F14\t", *fmt(F14, 'g'), "\tF15\t", *fmt(F15, 'g'), "\n");
66 print("F16\t", *fmt(F16, 'g'), "\tF17\t", *fmt(F17, 'g'), "\n");
67 print("F18\t", *fmt(F18, 'g'), "\tF19\t", *fmt(F19, 'g'), "\n");
68 print("F20\t", *fmt(F20, 'g'), "\tF21\t", *fmt(F21, 'g'), "\n");
69 print("F22\t", *fmt(F22, 'g'), "\tF23\t", *fmt(F23, 'g'), "\n");
70 print("F24\t", *fmt(F24, 'g'), "\tF25\t", *fmt(F25, 'g'), "\n");
71 print("F26\t", *fmt(F26, 'g'), "\tF27\t", *fmt(F27, 'g'), "\n");
72 print("F28\t", *fmt(F28, 'g'), "\tF29\t", *fmt(F29, 'g'), "\n");
73 print("F30\t", *fmt(F30, 'g'), "\tF31\t", *fmt(F31, 'g'), "\n");
74 }
75
76 defn spr() // print special processor registers
77 {
78 local pc, link, cause;
79
80 pc = *PC;
81 print("PC\t", pc, " ", fmt(pc, 'a'), " ");
82 pfl(pc);
83
84 link = *R31;
85 print("SP\t", *SP, "\tLINK\t", link, " ", fmt(link, 'a'), " ");
86 pfl(link);
87
88 cause = *CAUSE;
89 print("STATUS\t", *STATUS, "\tCAUSE\t", cause, " ", reason(cause), "\n");
90 print("TLBVIR\t", *TLBVIRT, "\tBADVADR\t", *BADVADDR, "\n");
91
92 print("HI\t", *HI, "\tLO\t", *LO, "\n");
93 }
94
95 defn regs() // print all registers
96 {
97 spr();
98 gpr();
99 }
100
101 defn pstop(pid)
102 {
103 local l, pc;
104
105 pc = *PC;
106
107 print(pid,": ", reason(*CAUSE), "\t");
108 print(fmt(pc, 'a'), "\t", fmt(pc, 'i'), "\n");
109
110 if notes then {
111 if notes[0] != "sys: breakpoint" then {
112 print("Notes pending:\n");
113 l = notes;
114 while l do {
115 print("\t", head l, "\n");
116 l = tail l;
117 }
118 }
119 }
120 }
121
122 sizeofUreg = 152;
123 aggr Ureg
124 {
125 'X' 0 status;
126 'X' 4 pc;
127 {
128 'X' 8 sp;
129 'X' 8 usp;
130 };
131 'X' 12 cause;
132 'X' 16 badvaddr;
133 'X' 20 tlbvirt;
134 'X' 24 hi;
135 'X' 28 lo;
136 'X' 32 r31;
137 'X' 36 r30;
138 'X' 40 r28;
139 'X' 44 r27;
140 'X' 48 r26;
141 'X' 52 r25;
142 'X' 56 r24;
143 'X' 60 r23;
144 'X' 64 r22;
145 'X' 68 r21;
146 'X' 72 r20;
147 'X' 76 r19;
148 'X' 80 r18;
149 'X' 84 r17;
150 'X' 88 r16;
151 'X' 92 r15;
152 'X' 96 r14;
153 'X' 100 r13;
154 'X' 104 r12;
155 'X' 108 r11;
156 'X' 112 r10;
157 'X' 116 r9;
158 'X' 120 r8;
159 'X' 124 r7;
160 'X' 128 r6;
161 'X' 132 r5;
162 'X' 136 r4;
163 'X' 140 r3;
164 'X' 144 r2;
165 'X' 148 r1;
166 };
167
168 defn
169 Ureg(addr) {
170 complex Ureg addr;
171 print(" status ", addr.status, "\n");
172 print(" pc ", addr.pc, "\n");
173 print(" sp ", addr.sp, "\n");
174 print(" cause ", addr.cause, "\n");
175 print(" badvaddr ", addr.badvaddr, "\n");
176 print(" tlbvirt ", addr.tlbvirt, "\n");
177 print(" hi ", addr.hi, "\n");
178 print(" lo ", addr.lo, "\n");
179 print(" r31 ", addr.r31, "\n");
180 print(" r30 ", addr.r30, "\n");
181 print(" r28 ", addr.r28, "\n");
182 print(" r27 ", addr.r27, "\n");
183 print(" r26 ", addr.r26, "\n");
184 print(" r25 ", addr.r25, "\n");
185 print(" r24 ", addr.r24, "\n");
186 print(" r23 ", addr.r23, "\n");
187 print(" r22 ", addr.r22, "\n");
188 print(" r21 ", addr.r21, "\n");
189 print(" r20 ", addr.r20, "\n");
190 print(" r19 ", addr.r19, "\n");
191 print(" r18 ", addr.r18, "\n");
192 print(" r17 ", addr.r17, "\n");
193 print(" r16 ", addr.r16, "\n");
194 print(" r15 ", addr.r15, "\n");
195 print(" r14 ", addr.r14, "\n");
196 print(" r13 ", addr.r13, "\n");
197 print(" r12 ", addr.r12, "\n");
198 print(" r11 ", addr.r11, "\n");
199 print(" r10 ", addr.r10, "\n");
200 print(" r9 ", addr.r9, "\n");
201 print(" r8 ", addr.r8, "\n");
202 print(" r7 ", addr.r7, "\n");
203 print(" r6 ", addr.r6, "\n");
204 print(" r5 ", addr.r5, "\n");
205 print(" r4 ", addr.r4, "\n");
206 print(" r3 ", addr.r3, "\n");
207 print(" r2 ", addr.r2, "\n");
208 print(" r1 ", addr.r1, "\n");
209 };
210
211 defn linkreg(addr)
212 {
213 complex Ureg addr;
214 return addr.r31\X;
215 }
216
217 print(acidfile);