mips (5460B)
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);