9 #include "sys/syscall.h"
36 static void trace_input PARAMS ((char *name,
41 static void trace_output PARAMS ((enum op_types result));
43 #ifndef SIZE_INSTRUCTION
44 #define SIZE_INSTRUCTION 10
48 #define SIZE_OPERANDS 24
52 #define SIZE_VALUES 13
56 trace_input (name, in1, in2, in3)
70 if ((d10v_debug & DEBUG_TRACE) == 0)
73 switch (State.ins_type)
76 case INS_UNKNOWN: type = " ?"; break;
77 case INS_LEFT: type = " L"; break;
78 case INS_RIGHT: type = " R"; break;
79 case INS_LEFT_PARALLEL: type = "*L"; break;
80 case INS_RIGHT_PARALLEL: type = "*R"; break;
81 case INS_LONG: type = " B"; break;
84 (*d10v_callback->printf_filtered) (d10v_callback,
87 SIZE_INSTRUCTION, name);
94 for (i = 0; i < 3; i++)
105 sprintf (p, "%sr%d", comma, OP[i]);
113 sprintf (p, "%scr%d", comma, OP[i]);
119 case OP_ACCUM_OUTPUT:
120 case OP_ACCUM_REVERSE:
121 sprintf (p, "%sa%d", comma, OP[i]);
127 sprintf (p, "%s%d", comma, OP[i]);
133 sprintf (p, "%s%d", comma, SEXT4(OP[i]));
139 sprintf (p, "%s%d", comma, SEXT3(OP[i]));
145 sprintf (p, "%s@r%d", comma, OP[i]);
151 sprintf (p, "%s@(%d,r%d)", comma, (int16)OP[i], OP[i+1]);
157 sprintf (p, "%s@r%d+", comma, OP[i]);
163 sprintf (p, "%s@r%d-", comma, OP[i]);
169 sprintf (p, "%s@-r%d", comma, OP[i]);
177 sprintf (p, "%sf0", comma);
180 sprintf (p, "%sf1", comma);
183 sprintf (p, "%sc", comma);
191 if ((d10v_debug & DEBUG_VALUES) == 0)
195 (*d10v_callback->printf_filtered) (d10v_callback, "%s", buf);
200 (*d10v_callback->printf_filtered) (d10v_callback, "%-*s", SIZE_OPERANDS, buf);
203 for (i = 0; i < 3; i++)
209 (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "");
215 case OP_ACCUM_OUTPUT:
217 (*d10v_callback->printf_filtered) (d10v_callback, "%*s", SIZE_VALUES, "---");
225 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
226 (uint16)State.regs[OP[i]]);
230 tmp = (long)((((uint32) State.regs[OP[i]]) << 16) | ((uint32) State.regs[OP[i]+1]));
231 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.8lx", SIZE_VALUES-10, "", tmp);
236 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
237 (uint16)State.cregs[OP[i]]);
241 case OP_ACCUM_REVERSE:
242 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.2x%.8lx", SIZE_VALUES-12, "",
243 ((int)(State.a[OP[i]] >> 32) & 0xff),
244 ((unsigned long)State.a[OP[i]]) & 0xffffffff);
248 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
253 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
254 (uint16)SEXT4(OP[i]));
258 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
259 (uint16)SEXT3(OP[i]));
264 (*d10v_callback->printf_filtered) (d10v_callback, "%*sF0 = %d", SIZE_VALUES-6, "",
268 (*d10v_callback->printf_filtered) (d10v_callback, "%*sF1 = %d", SIZE_VALUES-6, "",
272 (*d10v_callback->printf_filtered) (d10v_callback, "%*sC = %d", SIZE_VALUES-5, "",
278 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
280 (*d10v_callback->printf_filtered) (d10v_callback, "%*s0x%.4x", SIZE_VALUES-6, "",
281 (uint16)State.regs[OP[++i]]);
289 trace_output (result)
290 enum op_types result;
292 if ((d10v_debug & (DEBUG_TRACE | DEBUG_VALUES)) == (DEBUG_TRACE | DEBUG_VALUES))
304 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "",
305 (uint16)State.regs[OP[0]],
306 State.F0 != 0, State.F1 != 0, State.C != 0);
311 tmp = (long)((((uint32) State.regs[OP[0]]) << 16) | ((uint32) State.regs[OP[0]+1]));
312 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-10, "", tmp,
313 State.F0 != 0, State.F1 != 0, State.C != 0);
318 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "",
319 (uint16)State.cregs[OP[0]],
320 State.F0 != 0, State.F1 != 0, State.C != 0);
324 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.4x F0=%d F1=%d C=%d\n", SIZE_VALUES-6, "",
325 (uint16)State.cregs[OP[1]],
326 State.F0 != 0, State.F1 != 0, State.C != 0);
330 case OP_ACCUM_OUTPUT:
331 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.2x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-12, "",
332 ((int)(State.a[OP[0]] >> 32) & 0xff),
333 ((unsigned long)State.a[OP[0]]) & 0xffffffff,
334 State.F0 != 0, State.F1 != 0, State.C != 0);
337 case OP_ACCUM_REVERSE:
338 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s0x%.2x%.8lx F0=%d F1=%d C=%d\n", SIZE_VALUES-12, "",
339 ((int)(State.a[OP[1]] >> 32) & 0xff),
340 ((unsigned long)State.a[OP[1]]) & 0xffffffff,
341 State.F0 != 0, State.F1 != 0, State.C != 0);
346 (*d10v_callback->printf_filtered) (d10v_callback, " :: %*s F0=%d F1=%d C=%d\n", SIZE_VALUES, "",
347 State.F0 != 0, State.F1 != 0, State.C != 0);
354 #define trace_input(NAME, IN1, IN2, IN3)
355 #define trace_output(RESULT)
362 trace_input ("abs", OP_REG, OP_VOID, OP_VOID);
364 if ((int16)(State.regs[OP[0]]) < 0)
366 State.regs[OP[0]] = -(int16)(State.regs[OP[0]]);
371 trace_output (OP_REG);
380 trace_input ("abs", OP_ACCUM, OP_VOID, OP_VOID);
382 State.a[OP[0]] = SEXT40(State.a[OP[0]]);
384 if (State.a[OP[0]] < 0 )
386 tmp = -State.a[OP[0]];
390 State.a[OP[0]] = MAX32;
391 else if (tmp < MIN32)
392 State.a[OP[0]] = MIN32;
394 State.a[OP[0]] = tmp & MASK40;
397 State.a[OP[0]] = tmp & MASK40;
402 trace_output (OP_ACCUM);
409 uint16 tmp = State.regs[OP[0]];
410 trace_input ("add", OP_REG, OP_REG, OP_VOID);
411 State.regs[OP[0]] += State.regs[OP[1]];
412 if ( tmp > State.regs[OP[0]])
416 trace_output (OP_REG);
424 tmp = SEXT40(State.a[OP[0]]) + (SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]);
426 trace_input ("add", OP_ACCUM, OP_REG, OP_VOID);
430 State.a[OP[0]] = MAX32;
431 else if ( tmp < MIN32)
432 State.a[OP[0]] = MIN32;
434 State.a[OP[0]] = tmp & MASK40;
437 State.a[OP[0]] = tmp & MASK40;
438 trace_output (OP_ACCUM);
446 tmp = SEXT40(State.a[OP[0]]) + SEXT40(State.a[OP[1]]);
448 trace_input ("add", OP_ACCUM, OP_ACCUM, OP_VOID);
452 State.a[OP[0]] = MAX32;
453 else if ( tmp < MIN32)
454 State.a[OP[0]] = MIN32;
456 State.a[OP[0]] = tmp & MASK40;
459 State.a[OP[0]] = tmp & MASK40;
460 trace_output (OP_ACCUM);
468 uint32 tmp1 = (State.regs[OP[0]]) << 16 | State.regs[OP[0]+1];
469 uint32 tmp2 = (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1];
471 trace_input ("add2w", OP_DREG, OP_DREG, OP_VOID);
473 if ( (tmp < tmp1) || (tmp < tmp2) )
477 State.regs[OP[0]] = tmp >> 16;
478 State.regs[OP[0]+1] = tmp & 0xFFFF;
479 trace_output (OP_DREG);
486 uint16 tmp = State.regs[OP[0]];
487 State.regs[OP[0]] = State.regs[OP[1]] + OP[2];
489 trace_input ("add3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
490 if ( tmp > State.regs[OP[0]])
494 trace_output (OP_REG);
502 tmp = SEXT40(State.a[OP[2]]) + SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]);
504 trace_input ("addac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
505 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
506 State.regs[OP[0]+1] = tmp & 0xffff;
507 trace_output (OP_DREG);
515 tmp = SEXT40(State.a[OP[1]]) + SEXT40(State.a[OP[2]]);
517 trace_input ("addac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
518 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
519 State.regs[OP[0]+1] = tmp & 0xffff;
520 trace_output (OP_DREG);
530 trace_input ("addac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
531 tmp = SEXT40(State.a[OP[2]]) + SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]);
534 State.regs[OP[0]] = 0x7fff;
535 State.regs[OP[0]+1] = 0xffff;
538 else if (tmp < MIN32)
540 State.regs[OP[0]] = 0x8000;
541 State.regs[OP[0]+1] = 0;
546 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
547 State.regs[OP[0]+1] = tmp & 0xffff;
550 trace_output (OP_DREG);
560 trace_input ("addac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
561 tmp = SEXT40(State.a[OP[1]]) + SEXT40(State.a[OP[2]]);
564 State.regs[OP[0]] = 0x7fff;
565 State.regs[OP[0]+1] = 0xffff;
568 else if (tmp < MIN32)
570 State.regs[OP[0]] = 0x8000;
571 State.regs[OP[0]+1] = 0;
576 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
577 State.regs[OP[0]+1] = tmp & 0xffff;
580 trace_output (OP_DREG);
589 trace_input ("addi", OP_REG, OP_CONSTANT16, OP_VOID);
590 State.regs[OP[0]] += OP[1];
591 trace_output (OP_REG);
598 trace_input ("and", OP_REG, OP_REG, OP_VOID);
599 State.regs[OP[0]] &= State.regs[OP[1]];
600 trace_output (OP_REG);
607 trace_input ("and3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
608 State.regs[OP[0]] = State.regs[OP[1]] & OP[2];
609 trace_output (OP_REG);
616 trace_input ("bclri", OP_REG, OP_CONSTANT16, OP_VOID);
617 State.regs[OP[0]] &= ~(0x8000 >> OP[1]);
618 trace_output (OP_REG);
625 trace_input ("bl.s", OP_CONSTANT16, OP_VOID, OP_VOID);
626 State.regs[13] = PC+1;
628 trace_output (OP_VOID);
635 trace_input ("bl.l", OP_CONSTANT16, OP_VOID, OP_VOID);
636 State.regs[13] = PC+1;
638 trace_output (OP_VOID);
645 trace_input ("bnoti", OP_REG, OP_CONSTANT16, OP_VOID);
646 State.regs[OP[0]] ^= 0x8000 >> OP[1];
647 trace_output (OP_REG);
654 trace_input ("bra.s", OP_CONSTANT16, OP_VOID, OP_VOID);
656 trace_output (OP_VOID);
663 trace_input ("bra.l", OP_CONSTANT16, OP_VOID, OP_VOID);
665 trace_output (OP_VOID);
672 trace_input ("brf0f.s", OP_CONSTANT16, OP_VOID, OP_VOID);
675 trace_output (OP_FLAG);
682 trace_input ("brf0f.l", OP_CONSTANT16, OP_VOID, OP_VOID);
685 trace_output (OP_FLAG);
692 trace_input ("brf0t.s", OP_CONSTANT16, OP_VOID, OP_VOID);
695 trace_output (OP_FLAG);
702 trace_input ("brf0t.l", OP_CONSTANT16, OP_VOID, OP_VOID);
705 trace_output (OP_FLAG);
712 trace_input ("bseti", OP_REG, OP_CONSTANT16, OP_VOID);
713 State.regs[OP[0]] |= 0x8000 >> OP[1];
714 trace_output (OP_REG);
721 trace_input ("btsti", OP_REG, OP_CONSTANT16, OP_VOID);
723 State.F0 = (State.regs[OP[0]] & (0x8000 >> OP[1])) ? 1 : 0;
724 trace_output (OP_FLAG);
731 trace_input ("clrac", OP_ACCUM_OUTPUT, OP_VOID, OP_VOID);
733 trace_output (OP_ACCUM);
740 trace_input ("cmp", OP_REG, OP_REG, OP_VOID);
742 State.F0 = ((int16)(State.regs[OP[0]]) < (int16)(State.regs[OP[1]])) ? 1 : 0;
743 trace_output (OP_FLAG);
750 trace_input ("cmp", OP_ACCUM, OP_ACCUM, OP_VOID);
752 State.F0 = (SEXT40(State.a[OP[0]]) < SEXT40(State.a[OP[1]])) ? 1 : 0;
753 trace_output (OP_FLAG);
760 trace_input ("cmpeq", OP_REG, OP_REG, OP_VOID);
762 State.F0 = (State.regs[OP[0]] == State.regs[OP[1]]) ? 1 : 0;
763 trace_output (OP_FLAG);
770 trace_input ("cmpeq", OP_ACCUM, OP_ACCUM, OP_VOID);
772 State.F0 = (State.a[OP[0]] == State.a[OP[1]]) ? 1 : 0;
773 trace_output (OP_FLAG);
780 trace_input ("cmpeqi.s", OP_REG, OP_CONSTANT16, OP_VOID);
782 State.F0 = (State.regs[OP[0]] == SEXT4(OP[1])) ? 1 : 0;
783 trace_output (OP_FLAG);
790 trace_input ("cmpeqi.l", OP_REG, OP_CONSTANT16, OP_VOID);
792 State.F0 = (State.regs[OP[0]] == OP[1]) ? 1 : 0;
793 trace_output (OP_FLAG);
800 trace_input ("cmpi.s", OP_REG, OP_CONSTANT4, OP_VOID);
802 State.F0 = ((int16)(State.regs[OP[0]]) < SEXT4(OP[1])) ? 1 : 0;
803 trace_output (OP_FLAG);
810 trace_input ("cmpi.l", OP_REG, OP_CONSTANT16, OP_VOID);
812 State.F0 = ((int16)(State.regs[OP[0]]) < (int16)(OP[1])) ? 1 : 0;
813 trace_output (OP_FLAG);
820 trace_input ("cmpu", OP_REG, OP_REG, OP_VOID);
822 State.F0 = (State.regs[OP[0]] < State.regs[OP[1]]) ? 1 : 0;
823 trace_output (OP_FLAG);
830 trace_input ("cmpui", OP_REG, OP_CONSTANT16, OP_VOID);
832 State.F0 = (State.regs[OP[0]] < OP[1]) ? 1 : 0;
833 trace_output (OP_FLAG);
842 trace_input ("cpfg", OP_FLAG_OUTPUT, OP_FLAG, OP_VOID);
856 trace_output (OP_FLAG);
863 d10v_callback->printf_filtered(d10v_callback, "***** DBT ***** PC=%x\n",PC);
864 State.exception = SIGTRAP;
871 uint16 foo, tmp, tmpf;
873 trace_input ("divs", OP_DREG, OP_REG, OP_VOID);
874 foo = (State.regs[OP[0]] << 1) | (State.regs[OP[0]+1] >> 15);
875 tmp = (int16)foo - (int16)(State.regs[OP[1]]);
876 tmpf = (foo >= State.regs[OP[1]]) ? 1 : 0;
877 State.regs[OP[0]] = (tmpf == 1) ? tmp : foo;
878 State.regs[OP[0]+1] = (State.regs[OP[0]+1] << 1) | tmpf;
879 trace_output (OP_DREG);
886 trace_input ("exef0f", OP_VOID, OP_VOID, OP_VOID);
887 State.exe = (State.F0 == 0);
888 trace_output (OP_FLAG);
895 trace_input ("exef0t", OP_VOID, OP_VOID, OP_VOID);
896 State.exe = (State.F0 != 0);
897 trace_output (OP_FLAG);
904 trace_input ("exef1f", OP_VOID, OP_VOID, OP_VOID);
905 State.exe = (State.F1 == 0);
906 trace_output (OP_FLAG);
913 trace_input ("exef1t", OP_VOID, OP_VOID, OP_VOID);
914 State.exe = (State.F1 != 0);
915 trace_output (OP_FLAG);
922 trace_input ("exefaf", OP_VOID, OP_VOID, OP_VOID);
923 State.exe = (State.F0 == 0) & (State.F1 == 0);
924 trace_output (OP_FLAG);
931 trace_input ("exefat", OP_VOID, OP_VOID, OP_VOID);
932 State.exe = (State.F0 == 0) & (State.F1 != 0);
933 trace_output (OP_FLAG);
940 trace_input ("exetaf", OP_VOID, OP_VOID, OP_VOID);
941 State.exe = (State.F0 != 0) & (State.F1 == 0);
942 trace_output (OP_FLAG);
949 trace_input ("exetat", OP_VOID, OP_VOID, OP_VOID);
950 State.exe = (State.F0 != 0) & (State.F1 != 0);
951 trace_output (OP_FLAG);
961 trace_input ("exp", OP_REG_OUTPUT, OP_DREG, OP_VOID);
962 if (((int16)State.regs[OP[1]]) >= 0)
963 tmp = (State.regs[OP[1]] << 16) | State.regs[OP[1]+1];
965 tmp = ~((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]);
972 State.regs[OP[0]] = i-1;
973 trace_output (OP_REG);
978 State.regs[OP[0]] = 16;
979 trace_output (OP_REG);
989 trace_input ("exp", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
990 if (SEXT40(State.a[OP[1]]) >= 0)
991 tmp = State.a[OP[1]];
993 tmp = ~(State.a[OP[1]]);
995 foo = 0x4000000000LL;
1000 State.regs[OP[0]] = i-9;
1001 trace_output (OP_REG);
1006 State.regs[OP[0]] = 16;
1007 trace_output (OP_REG);
1014 trace_input ("jl", OP_REG, OP_VOID, OP_VOID);
1015 State.regs[13] = PC+1;
1016 PC = State.regs[OP[0]];
1017 trace_output (OP_VOID);
1024 trace_input ("jmp", OP_REG, OP_VOID, OP_VOID);
1025 PC = State.regs[OP[0]];
1026 trace_output (OP_VOID);
1033 trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
1034 State.regs[OP[0]] = RW (OP[1] + State.regs[OP[2]]);
1035 trace_output (OP_REG);
1042 trace_input ("ld", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID);
1043 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1044 INC_ADDR(State.regs[OP[1]],-2);
1045 trace_output (OP_REG);
1052 trace_input ("ld", OP_REG_OUTPUT, OP_POSTINC, OP_VOID);
1053 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1054 INC_ADDR(State.regs[OP[1]],2);
1055 trace_output (OP_REG);
1062 trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
1063 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1064 trace_output (OP_REG);
1071 trace_input ("ld2w", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
1072 State.regs[OP[0]] = RW (OP[1] + State.regs[OP[2]]);
1073 State.regs[OP[0]+1] = RW (OP[1] + State.regs[OP[2]] + 2);
1074 trace_output (OP_DREG);
1081 trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTDEC, OP_VOID);
1082 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1083 State.regs[OP[0]+1] = RW (State.regs[OP[1]]+2);
1084 INC_ADDR(State.regs[OP[1]],-4);
1085 trace_output (OP_DREG);
1092 trace_input ("ld2w", OP_REG_OUTPUT, OP_POSTINC, OP_VOID);
1093 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1094 State.regs[OP[0]+1] = RW (State.regs[OP[1]]+2);
1095 INC_ADDR(State.regs[OP[1]],4);
1096 trace_output (OP_REG);
1103 trace_input ("ld", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
1104 State.regs[OP[0]] = RW (State.regs[OP[1]]);
1105 State.regs[OP[0]+1] = RW (State.regs[OP[1]]+2);
1106 trace_output (OP_REG);
1113 trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
1114 State.regs[OP[0]] = RB (OP[1] + State.regs[OP[2]]);
1115 SEXT8 (State.regs[OP[0]]);
1116 trace_output (OP_REG);
1123 trace_input ("ldb", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
1124 State.regs[OP[0]] = RB (State.regs[OP[1]]);
1125 SEXT8 (State.regs[OP[0]]);
1126 trace_output (OP_REG);
1133 trace_input ("ldi.s", OP_REG_OUTPUT, OP_CONSTANT4, OP_VOID);
1134 State.regs[OP[0]] = SEXT4(OP[1]);
1135 trace_output (OP_REG);
1142 trace_input ("ldi.s", OP_REG_OUTPUT, OP_CONSTANT16, OP_VOID);
1143 State.regs[OP[0]] = OP[1];
1144 trace_output (OP_REG);
1151 trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF2, OP_VOID);
1152 State.regs[OP[0]] = RB (OP[1] + State.regs[OP[2]]);
1153 trace_output (OP_REG);
1160 trace_input ("ldub", OP_REG_OUTPUT, OP_MEMREF, OP_VOID);
1161 State.regs[OP[0]] = RB (State.regs[OP[1]]);
1162 trace_output (OP_REG);
1171 trace_input ("mac", OP_ACCUM, OP_REG, OP_REG);
1172 tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]]));
1175 tmp = SEXT40( (tmp << 1) & MASK40);
1177 if (State.ST && tmp > MAX32)
1180 tmp += SEXT40(State.a[OP[0]]);
1184 State.a[OP[0]] = MAX32;
1185 else if (tmp < MIN32)
1186 State.a[OP[0]] = MIN32;
1188 State.a[OP[0]] = tmp & MASK40;
1191 State.a[OP[0]] = tmp & MASK40;
1192 trace_output (OP_ACCUM);
1201 trace_input ("macsu", OP_ACCUM, OP_REG, OP_REG);
1202 tmp = SEXT40 ((int16)State.regs[OP[1]] * State.regs[OP[2]]);
1204 tmp = SEXT40( (tmp << 1) & MASK40);
1206 State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) + tmp) & MASK40;
1207 trace_output (OP_ACCUM);
1216 trace_input ("macu", OP_ACCUM, OP_REG, OP_REG);
1217 tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]);
1219 tmp = SEXT40( (tmp << 1) & MASK40);
1220 State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) + tmp) & MASK40;
1221 trace_output (OP_ACCUM);
1228 trace_input ("max", OP_REG, OP_REG, OP_VOID);
1229 State.F1 = State.F0;
1230 if ((int16)State.regs[OP[1]] > (int16)State.regs[OP[0]])
1232 State.regs[OP[0]] = State.regs[OP[1]];
1237 trace_output (OP_REG);
1246 trace_input ("max", OP_ACCUM, OP_DREG, OP_VOID);
1247 State.F1 = State.F0;
1248 tmp = SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1];
1249 if (tmp > SEXT40(State.a[OP[0]]))
1251 State.a[OP[0]] = tmp & MASK40;
1256 trace_output (OP_ACCUM);
1263 trace_input ("max", OP_ACCUM, OP_ACCUM, OP_VOID);
1264 State.F1 = State.F0;
1265 if (SEXT40(State.a[OP[1]]) > SEXT40(State.a[OP[0]]))
1267 State.a[OP[0]] = State.a[OP[1]];
1272 trace_output (OP_ACCUM);
1280 trace_input ("min", OP_REG, OP_REG, OP_VOID);
1281 State.F1 = State.F0;
1282 if ((int16)State.regs[OP[1]] < (int16)State.regs[OP[0]])
1284 State.regs[OP[0]] = State.regs[OP[1]];
1289 trace_output (OP_REG);
1298 trace_input ("min", OP_ACCUM, OP_DREG, OP_VOID);
1299 State.F1 = State.F0;
1300 tmp = SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1];
1301 if (tmp < SEXT40(State.a[OP[0]]))
1303 State.a[OP[0]] = tmp & MASK40;
1308 trace_output (OP_ACCUM);
1315 trace_input ("min", OP_ACCUM, OP_ACCUM, OP_VOID);
1316 State.F1 = State.F0;
1317 if (SEXT40(State.a[OP[1]]) < SEXT40(State.a[OP[0]]))
1319 State.a[OP[0]] = State.a[OP[1]];
1324 trace_output (OP_ACCUM);
1333 trace_input ("msb", OP_ACCUM, OP_REG, OP_REG);
1334 tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]]));
1337 tmp = SEXT40 ((tmp << 1) & MASK40);
1339 if (State.ST && tmp > MAX32)
1342 tmp = SEXT40(State.a[OP[0]]) - tmp;
1346 State.a[OP[0]] = MAX32;
1347 else if (tmp < MIN32)
1348 State.a[OP[0]] = MIN32;
1350 State.a[OP[0]] = tmp & MASK40;
1353 State.a[OP[0]] = tmp & MASK40;
1354 trace_output (OP_ACCUM);
1363 trace_input ("msbsu", OP_ACCUM, OP_REG, OP_REG);
1364 tmp = SEXT40 ((int16)State.regs[OP[1]] * State.regs[OP[2]]);
1366 tmp = SEXT40( (tmp << 1) & MASK40);
1368 State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) - tmp) & MASK40;
1369 trace_output (OP_ACCUM);
1378 trace_input ("msbu", OP_ACCUM, OP_REG, OP_REG);
1379 tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]);
1381 tmp = SEXT40( (tmp << 1) & MASK40);
1383 State.a[OP[0]] = (SEXT40 (State.a[OP[0]]) - tmp) & MASK40;
1384 trace_output (OP_ACCUM);
1391 trace_input ("mul", OP_REG, OP_REG, OP_VOID);
1392 State.regs[OP[0]] *= State.regs[OP[1]];
1393 trace_output (OP_REG);
1402 trace_input ("mulx", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
1403 tmp = SEXT40 ((int16)(State.regs[OP[1]]) * (int16)(State.regs[OP[2]]));
1406 tmp = SEXT40 ((tmp << 1) & MASK40);
1408 if (State.ST && tmp > MAX32)
1409 State.a[OP[0]] = MAX32;
1411 State.a[OP[0]] = tmp & MASK40;
1412 trace_output (OP_ACCUM);
1421 trace_input ("mulxsu", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
1422 tmp = SEXT40 ((int16)(State.regs[OP[1]]) * State.regs[OP[2]]);
1427 State.a[OP[0]] = tmp & MASK40;
1428 trace_output (OP_ACCUM);
1437 trace_input ("mulxu", OP_ACCUM_OUTPUT, OP_REG, OP_REG);
1438 tmp = SEXT40 (State.regs[OP[1]] * State.regs[OP[2]]);
1443 State.a[OP[0]] = tmp & MASK40;
1444 trace_output (OP_ACCUM);
1451 trace_input ("mv", OP_REG_OUTPUT, OP_REG, OP_VOID);
1452 State.regs[OP[0]] = State.regs[OP[1]];
1453 trace_output (OP_REG);
1460 trace_input ("mv2w", OP_DREG_OUTPUT, OP_DREG, OP_VOID);
1461 State.regs[OP[0]] = State.regs[OP[1]];
1462 State.regs[OP[0]+1] = State.regs[OP[1]+1];
1463 trace_output (OP_DREG);
1470 trace_input ("mv2wfac", OP_DREG_OUTPUT, OP_ACCUM, OP_VOID);
1471 State.regs[OP[0]] = (State.a[OP[1]] >> 16) & 0xffff;
1472 State.regs[OP[0]+1] = State.a[OP[1]] & 0xffff;
1473 trace_output (OP_DREG);
1480 trace_input ("mv2wtac", OP_ACCUM_OUTPUT, OP_DREG, OP_VOID);
1481 State.a[OP[1]] = (SEXT16 (State.regs[OP[0]]) << 16 | State.regs[OP[0]+1]) & MASK40;
1482 trace_output (OP_ACCUM);
1489 trace_input ("mvac", OP_ACCUM_OUTPUT, OP_ACCUM, OP_VOID);
1490 State.a[OP[0]] = State.a[OP[1]];
1491 trace_output (OP_ACCUM);
1498 trace_input ("mvb", OP_REG_OUTPUT, OP_REG, OP_VOID);
1499 State.regs[OP[0]] = SEXT8 (State.regs[OP[1]] & 0xff);
1500 trace_output (OP_REG);
1507 trace_input ("mf0f", OP_REG_OUTPUT, OP_REG, OP_VOID);
1509 State.regs[OP[0]] = State.regs[OP[1]];
1510 trace_output (OP_REG);
1517 trace_input ("mf0t", OP_REG_OUTPUT, OP_REG, OP_VOID);
1519 State.regs[OP[0]] = State.regs[OP[1]];
1520 trace_output (OP_REG);
1527 trace_input ("mvfacg", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
1528 State.regs[OP[0]] = (State.a[OP[1]] >> 32) & 0xff;
1529 trace_output (OP_ACCUM);
1536 trace_input ("mvfachi", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
1537 State.regs[OP[0]] = (State.a[OP[1]] >> 16) & 0xffff;
1538 trace_output (OP_REG);
1545 trace_input ("mvfaclo", OP_REG_OUTPUT, OP_ACCUM, OP_VOID);
1546 State.regs[OP[0]] = State.a[OP[1]] & 0xffff;
1547 trace_output (OP_REG);
1554 trace_input ("mvfc", OP_REG_OUTPUT, OP_CR, OP_VOID);
1557 /* PSW is treated specially */
1559 if (State.SM) PSW |= 0x8000;
1560 if (State.EA) PSW |= 0x2000;
1561 if (State.DB) PSW |= 0x1000;
1562 if (State.IE) PSW |= 0x400;
1563 if (State.RP) PSW |= 0x200;
1564 if (State.MD) PSW |= 0x100;
1565 if (State.FX) PSW |= 0x80;
1566 if (State.ST) PSW |= 0x40;
1567 if (State.F0) PSW |= 8;
1568 if (State.F1) PSW |= 4;
1569 if (State.C) PSW |= 1;
1571 State.regs[OP[0]] = State.cregs[OP[1]];
1572 trace_output (OP_REG);
1579 trace_input ("mvtacg", OP_REG, OP_ACCUM, OP_VOID);
1580 State.a[OP[1]] &= MASK32;
1581 State.a[OP[1]] |= (int64)(State.regs[OP[0]] & 0xff) << 32;
1582 trace_output (OP_ACCUM_REVERSE);
1591 trace_input ("mvtachi", OP_REG, OP_ACCUM, OP_VOID);
1592 tmp = State.a[OP[1]] & 0xffff;
1593 State.a[OP[1]] = (SEXT16 (State.regs[OP[0]]) << 16 | tmp) & MASK40;
1594 trace_output (OP_ACCUM_REVERSE);
1601 trace_input ("mvtaclo", OP_REG, OP_ACCUM, OP_VOID);
1602 State.a[OP[1]] = (SEXT16 (State.regs[OP[0]])) & MASK40;
1603 trace_output (OP_ACCUM_REVERSE);
1610 trace_input ("mvtc", OP_REG, OP_CR_OUTPUT, OP_VOID);
1611 State.cregs[OP[1]] = State.regs[OP[0]];
1614 /* PSW is treated specially */
1615 State.SM = (PSW & 0x8000) ? 1 : 0;
1616 State.EA = (PSW & 0x2000) ? 1 : 0;
1617 State.DB = (PSW & 0x1000) ? 1 : 0;
1618 State.IE = (PSW & 0x400) ? 1 : 0;
1619 State.RP = (PSW & 0x200) ? 1 : 0;
1620 State.MD = (PSW & 0x100) ? 1 : 0;
1621 State.FX = (PSW & 0x80) ? 1 : 0;
1622 State.ST = (PSW & 0x40) ? 1 : 0;
1623 State.F0 = (PSW & 8) ? 1 : 0;
1624 State.F1 = (PSW & 4) ? 1 : 0;
1626 if (State.ST && !State.FX)
1628 (*d10v_callback->printf_filtered) (d10v_callback,
1629 "ERROR at PC 0x%x: ST can only be set when FX is set.\n",
1631 State.exception = SIGILL;
1634 trace_output (OP_CR_REVERSE);
1641 trace_input ("mvub", OP_REG_OUTPUT, OP_REG, OP_VOID);
1642 State.regs[OP[0]] = State.regs[OP[1]] & 0xff;
1643 trace_output (OP_REG);
1650 trace_input ("neg", OP_REG, OP_VOID, OP_VOID);
1651 State.regs[OP[0]] = 0 - State.regs[OP[0]];
1652 trace_output (OP_REG);
1661 trace_input ("neg", OP_ACCUM, OP_VOID, OP_VOID);
1662 tmp = -SEXT40(State.a[OP[0]]);
1666 State.a[OP[0]] = MAX32;
1667 else if (tmp < MIN32)
1668 State.a[OP[0]] = MIN32;
1670 State.a[OP[0]] = tmp & MASK40;
1673 State.a[OP[0]] = tmp & MASK40;
1674 trace_output (OP_ACCUM);
1682 trace_input ("nop", OP_VOID, OP_VOID, OP_VOID);
1683 trace_output (OP_VOID);
1685 if (State.ins_type == INS_LEFT || State.ins_type == INS_LEFT_PARALLEL)
1695 trace_input ("not", OP_REG, OP_VOID, OP_VOID);
1696 State.regs[OP[0]] = ~(State.regs[OP[0]]);
1697 trace_output (OP_REG);
1704 trace_input ("or", OP_REG, OP_REG, OP_VOID);
1705 State.regs[OP[0]] |= State.regs[OP[1]];
1706 trace_output (OP_REG);
1713 trace_input ("or3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
1714 State.regs[OP[0]] = State.regs[OP[1]] | OP[2];
1715 trace_output (OP_REG);
1723 int shift = SEXT3 (OP[2]);
1725 trace_input ("rac", OP_DREG_OUTPUT, OP_ACCUM, OP_CONSTANT3);
1728 (*d10v_callback->printf_filtered) (d10v_callback,
1729 "ERROR at PC 0x%x: instruction only valid for A0\n",
1731 State.exception = SIGILL;
1734 State.F1 = State.F0;
1736 tmp = ((State.a[0] << 16) | (State.a[1] & 0xffff)) << shift;
1738 tmp = ((State.a[0] << 16) | (State.a[1] & 0xffff)) >> -shift;
1739 tmp = ( SEXT60(tmp) + 0x8000 ) >> 16;
1742 State.regs[OP[0]] = 0x7fff;
1743 State.regs[OP[0]+1] = 0xffff;
1746 else if (tmp < MIN32)
1748 State.regs[OP[0]] = 0x8000;
1749 State.regs[OP[0]+1] = 0;
1754 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
1755 State.regs[OP[0]+1] = tmp & 0xffff;
1758 trace_output (OP_DREG);
1766 int shift = SEXT3 (OP[2]);
1768 trace_input ("rachi", OP_REG_OUTPUT, OP_ACCUM, OP_CONSTANT3);
1769 State.F1 = State.F0;
1771 tmp = SEXT44 (State.a[1]) << shift;
1773 tmp = SEXT44 (State.a[1]) >> -shift;
1778 State.regs[OP[0]] = 0x7fff;
1781 else if (tmp < 0xfff80000000LL)
1783 State.regs[OP[0]] = 0x8000;
1788 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
1791 trace_output (OP_REG);
1798 trace_input ("rep", OP_REG, OP_CONSTANT16, OP_VOID);
1801 RPT_C = State.regs[OP[0]];
1805 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep with count=0 is illegal.\n");
1806 State.exception = SIGILL;
1810 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: rep must include at least 4 instructions.\n");
1811 State.exception = SIGILL;
1813 trace_output (OP_VOID);
1820 trace_input ("repi", OP_CONSTANT16, OP_CONSTANT16, OP_VOID);
1827 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi with count=0 is illegal.\n");
1828 State.exception = SIGILL;
1832 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: repi must include at least 4 instructions.\n");
1833 State.exception = SIGILL;
1835 trace_output (OP_VOID);
1842 d10v_callback->printf_filtered(d10v_callback, "ERROR: rtd - NOT IMPLEMENTED\n");
1843 State.exception = SIGILL;
1850 trace_input ("rte", OP_VOID, OP_VOID, OP_VOID);
1853 trace_output (OP_VOID);
1862 trace_input ("sadd", OP_ACCUM, OP_ACCUM, OP_VOID);
1863 tmp = SEXT40(State.a[OP[0]]) + (SEXT40(State.a[OP[1]]) >> 16);
1867 State.a[OP[0]] = MAX32;
1868 else if (tmp < MIN32)
1869 State.a[OP[0]] = MIN32;
1871 State.a[OP[0]] = tmp & MASK40;
1874 State.a[OP[0]] = tmp & MASK40;
1875 trace_output (OP_ACCUM);
1882 trace_input ("setf0f", OP_REG_OUTPUT, OP_VOID, OP_VOID);
1883 State.regs[OP[0]] = (State.F0 == 0) ? 1 : 0;
1884 trace_output (OP_REG);
1891 trace_input ("setf0t", OP_REG_OUTPUT, OP_VOID, OP_VOID);
1892 State.regs[OP[0]] = (State.F0 == 1) ? 1 : 0;
1893 trace_output (OP_REG);
1900 trace_input ("sleep", OP_VOID, OP_VOID, OP_VOID);
1902 trace_output (OP_VOID);
1909 trace_input ("sll", OP_REG, OP_REG, OP_VOID);
1910 State.regs[OP[0]] <<= (State.regs[OP[1]] & 0xf);
1911 trace_output (OP_REG);
1919 trace_input ("sll", OP_ACCUM, OP_REG, OP_VOID);
1920 if ((State.regs[OP[1]] & 31) <= 16)
1921 tmp = SEXT40 (State.a[OP[0]]) << (State.regs[OP[1]] & 31);
1924 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31);
1925 State.exception = SIGILL;
1932 State.a[OP[0]] = MAX32;
1933 else if (tmp < 0xffffff80000000LL)
1934 State.a[OP[0]] = MIN32;
1936 State.a[OP[0]] = tmp & MASK40;
1939 State.a[OP[0]] = tmp & MASK40;
1940 trace_output (OP_ACCUM);
1947 trace_input ("slli", OP_REG, OP_CONSTANT16, OP_VOID);
1948 State.regs[OP[0]] <<= OP[1];
1949 trace_output (OP_REG);
1961 trace_input ("slli", OP_ACCUM, OP_CONSTANT16, OP_VOID);
1962 tmp = SEXT40(State.a[OP[0]]) << OP[1];
1967 State.a[OP[0]] = MAX32;
1968 else if (tmp < 0xffffff80000000LL)
1969 State.a[OP[0]] = MIN32;
1971 State.a[OP[0]] = tmp & MASK40;
1974 State.a[OP[0]] = tmp & MASK40;
1975 trace_output (OP_ACCUM);
1984 trace_input ("slx", OP_REG, OP_FLAG, OP_VOID);
1985 State.regs[OP[0]] = (State.regs[OP[0]] << 1) | State.F0;
1986 trace_output (OP_REG);
1993 trace_input ("sra", OP_REG, OP_REG, OP_VOID);
1994 State.regs[OP[0]] = ((int16)(State.regs[OP[0]])) >> (State.regs[OP[1]] & 0xf);
1995 trace_output (OP_REG);
2002 trace_input ("sra", OP_ACCUM, OP_REG, OP_VOID);
2003 if ((State.regs[OP[1]] & 31) <= 16)
2004 State.a[OP[0]] >>= (State.regs[OP[1]] & 31);
2007 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31);
2008 State.exception = SIGILL;
2012 trace_output (OP_ACCUM);
2019 trace_input ("srai", OP_REG, OP_CONSTANT16, OP_VOID);
2020 State.regs[OP[0]] = ((int16)(State.regs[OP[0]])) >> OP[1];
2021 trace_output (OP_REG);
2031 trace_input ("srai", OP_ACCUM, OP_CONSTANT16, OP_VOID);
2032 State.a[OP[0]] >>= OP[1];
2033 trace_output (OP_ACCUM);
2040 trace_input ("srl", OP_REG, OP_REG, OP_VOID);
2041 State.regs[OP[0]] >>= (State.regs[OP[1]] & 0xf);
2042 trace_output (OP_REG);
2049 trace_input ("srl", OP_ACCUM, OP_REG, OP_VOID);
2050 if ((State.regs[OP[1]] & 31) <= 16)
2051 State.a[OP[0]] >>= (State.regs[OP[1]] & 31);
2054 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: shift value %d too large.\n", State.regs[OP[1]] & 31);
2055 State.exception = SIGILL;
2059 trace_output (OP_ACCUM);
2066 trace_input ("srli", OP_REG, OP_CONSTANT16, OP_VOID);
2067 State.regs[OP[0]] >>= OP[1];
2068 trace_output (OP_REG);
2078 trace_input ("srli", OP_ACCUM, OP_CONSTANT16, OP_VOID);
2079 State.a[OP[0]] >>= OP[1];
2080 trace_output (OP_ACCUM);
2089 trace_input ("srx", OP_REG, OP_FLAG, OP_VOID);
2090 tmp = State.F0 << 15;
2091 State.regs[OP[0]] = (State.regs[OP[0]] >> 1) | tmp;
2092 trace_output (OP_REG);
2099 trace_input ("st", OP_REG, OP_MEMREF2, OP_VOID);
2100 SW (OP[1] + State.regs[OP[2]], State.regs[OP[0]]);
2101 trace_output (OP_VOID);
2108 trace_input ("st", OP_REG, OP_MEMREF, OP_VOID);
2109 SW (State.regs[OP[1]], State.regs[OP[0]]);
2110 trace_output (OP_VOID);
2117 trace_input ("st", OP_REG, OP_PREDEC, OP_VOID);
2120 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n");
2121 State.exception = SIGILL;
2124 State.regs[OP[1]] -= 2;
2125 SW (State.regs[OP[1]], State.regs[OP[0]]);
2126 trace_output (OP_VOID);
2133 trace_input ("st", OP_REG, OP_POSTINC, OP_VOID);
2134 SW (State.regs[OP[1]], State.regs[OP[0]]);
2135 INC_ADDR (State.regs[OP[1]],2);
2136 trace_output (OP_VOID);
2143 trace_input ("st", OP_REG, OP_POSTDEC, OP_VOID);
2144 SW (State.regs[OP[1]], State.regs[OP[0]]);
2145 INC_ADDR (State.regs[OP[1]],-2);
2146 trace_output (OP_VOID);
2153 trace_input ("st2w", OP_DREG, OP_MEMREF2, OP_VOID);
2154 SW (State.regs[OP[2]]+OP[1], State.regs[OP[0]]);
2155 SW (State.regs[OP[2]]+OP[1]+2, State.regs[OP[0]+1]);
2156 trace_output (OP_VOID);
2163 trace_input ("st2w", OP_REG, OP_MEMREF, OP_VOID);
2164 SW (State.regs[OP[1]], State.regs[OP[0]]);
2165 SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]);
2166 trace_output (OP_VOID);
2173 trace_input ("st2w", OP_REG, OP_PREDEC, OP_VOID);
2176 (*d10v_callback->printf_filtered) (d10v_callback, "ERROR: cannot pre-decrement any registers but r15 (SP).\n");
2177 State.exception = SIGILL;
2180 State.regs[OP[1]] -= 4;
2181 SW (State.regs[OP[1]], State.regs[OP[0]]);
2182 SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]);
2183 trace_output (OP_VOID);
2190 trace_input ("st2w", OP_REG, OP_POSTDEC, OP_VOID);
2191 SW (State.regs[OP[1]], State.regs[OP[0]]);
2192 SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]);
2193 INC_ADDR (State.regs[OP[1]],4);
2194 trace_output (OP_VOID);
2201 trace_input ("st2w", OP_REG, OP_POSTINC, OP_VOID);
2202 SW (State.regs[OP[1]], State.regs[OP[0]]);
2203 SW (State.regs[OP[1]]+2, State.regs[OP[0]+1]);
2204 INC_ADDR (State.regs[OP[1]],-4);
2205 trace_output (OP_VOID);
2212 trace_input ("stb", OP_REG, OP_MEMREF2, OP_VOID);
2213 SB (State.regs[OP[2]]+OP[1], State.regs[OP[0]]);
2214 trace_output (OP_VOID);
2221 trace_input ("stb", OP_REG, OP_MEMREF, OP_VOID);
2222 SB (State.regs[OP[1]], State.regs[OP[0]]);
2223 trace_output (OP_VOID);
2230 trace_input ("stop", OP_VOID, OP_VOID, OP_VOID);
2231 State.exception = SIGQUIT;
2232 trace_output (OP_VOID);
2241 trace_input ("sub", OP_REG, OP_REG, OP_VOID);
2242 tmp = (int16)State.regs[OP[0]]- (int16)State.regs[OP[1]];
2243 State.C = (tmp & 0xffff0000) ? 1 : 0;
2244 State.regs[OP[0]] = tmp & 0xffff;
2245 trace_output (OP_REG);
2254 trace_input ("sub", OP_ACCUM, OP_DREG, OP_VOID);
2255 tmp = SEXT40(State.a[OP[0]]) - (SEXT16 (State.regs[OP[1]]) << 16 | State.regs[OP[1]+1]);
2259 State.a[OP[0]] = MAX32;
2260 else if ( tmp < MIN32)
2261 State.a[OP[0]] = MIN32;
2263 State.a[OP[0]] = tmp & MASK40;
2266 State.a[OP[0]] = tmp & MASK40;
2268 trace_output (OP_ACCUM);
2278 trace_input ("sub", OP_ACCUM, OP_ACCUM, OP_VOID);
2279 tmp = SEXT40(State.a[OP[0]]) - SEXT40(State.a[OP[1]]);
2283 State.a[OP[0]] = MAX32;
2284 else if ( tmp < MIN32)
2285 State.a[OP[0]] = MIN32;
2287 State.a[OP[0]] = tmp & MASK40;
2290 State.a[OP[0]] = tmp & MASK40;
2292 trace_output (OP_ACCUM);
2302 trace_input ("sub2w", OP_DREG, OP_DREG, OP_VOID);
2303 a = (int32)((State.regs[OP[0]] << 16) | State.regs[OP[0]+1]);
2304 b = (int32)((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]);
2306 State.C = (tmp & 0xffffffff00000000LL) ? 1 : 0;
2307 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
2308 State.regs[OP[0]+1] = tmp & 0xffff;
2309 trace_output (OP_DREG);
2318 trace_input ("subac3", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
2319 tmp = SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]) - SEXT40 (State.a[OP[2]]);
2320 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
2321 State.regs[OP[0]+1] = tmp & 0xffff;
2322 trace_output (OP_DREG);
2331 trace_input ("subac3", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
2332 tmp = SEXT40(State.a[OP[1]]) - SEXT40(State.a[OP[2]]);
2333 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
2334 State.regs[OP[0]+1] = tmp & 0xffff;
2335 trace_output (OP_DREG);
2344 trace_input ("subac3s", OP_DREG_OUTPUT, OP_DREG, OP_ACCUM);
2345 State.F1 = State.F0;
2346 tmp = SEXT40 ((State.regs[OP[1]] << 16) | State.regs[OP[1]+1]) - SEXT40(State.a[OP[2]]);
2349 State.regs[OP[0]] = 0x7fff;
2350 State.regs[OP[0]+1] = 0xffff;
2353 else if (tmp < MIN32)
2355 State.regs[OP[0]] = 0x8000;
2356 State.regs[OP[0]+1] = 0;
2361 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
2362 State.regs[OP[0]+1] = tmp & 0xffff;
2365 trace_output (OP_DREG);
2374 trace_input ("subac3s", OP_DREG_OUTPUT, OP_ACCUM, OP_ACCUM);
2375 State.F1 = State.F0;
2376 tmp = SEXT40(State.a[OP[1]]) - SEXT40(State.a[OP[2]]);
2379 State.regs[OP[0]] = 0x7fff;
2380 State.regs[OP[0]+1] = 0xffff;
2383 else if (tmp < MIN32)
2385 State.regs[OP[0]] = 0x8000;
2386 State.regs[OP[0]+1] = 0;
2391 State.regs[OP[0]] = (tmp >> 16) & 0xffff;
2392 State.regs[OP[0]+1] = tmp & 0xffff;
2395 trace_output (OP_DREG);
2406 trace_input ("subi", OP_REG, OP_CONSTANT16, OP_VOID);
2407 tmp = (int16)State.regs[OP[0]] - OP[1];
2408 State.C = (tmp & 0xffff0000) ? 1 : 0;
2409 State.regs[OP[0]] = tmp & 0xffff;
2410 trace_output (OP_REG);
2417 trace_input ("trap", OP_CONSTANT16, OP_REG, OP_VOID);
2418 trace_output (OP_VOID);
2423 (*d10v_callback->printf_filtered) (d10v_callback, "Unknown trap code %d\n", OP[0]);
2424 State.exception = SIGILL;
2427 /* Trap 0 is used for simulating low-level I/O */
2429 int save_errno = errno;
2432 /* Registers passed to trap 0 */
2434 #define FUNC State.regs[2] /* function number, return value */
2435 #define PARM1 State.regs[3] /* optional parm 1 */
2436 #define PARM2 State.regs[4] /* optional parm 2 */
2437 #define PARM3 State.regs[5] /* optional parm 3 */
2439 /* Registers set by trap 0 */
2441 #define RETVAL State.regs[2] /* return value */
2442 #define RETERR State.regs[3] /* return error code */
2444 /* Turn a pointer in a register into a pointer into real memory. */
2446 #define MEMPTR(x) ((char *)((x) + State.imem))
2450 #if !defined(__GO32__) && !defined(_WIN32)
2458 RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2),
2459 (char **)MEMPTR (PARM3));
2464 RETVAL = execve (MEMPTR (PARM1), (char **) MEMPTR (PARM2), NULL);
2474 RETVAL = pipe (host_fd);
2475 SW (buf, host_fd[0]);
2476 buf += sizeof(uint16);
2477 SW (buf, host_fd[1]);
2486 RETVAL = wait (&status);
2495 RETVAL = d10v_callback->read (d10v_callback, PARM1, MEMPTR (PARM2),
2502 RETVAL = (int)d10v_callback->write_stdout (d10v_callback,
2503 MEMPTR (PARM2), PARM3);
2505 RETVAL = (int)d10v_callback->write (d10v_callback, PARM1,
2506 MEMPTR (PARM2), PARM3);
2511 RETVAL = d10v_callback->lseek (d10v_callback, PARM1, PARM2, PARM3);
2516 RETVAL = d10v_callback->close (d10v_callback, PARM1);
2521 RETVAL = d10v_callback->open (d10v_callback, MEMPTR (PARM1), PARM2);
2526 /* EXIT - caller can look in PARM1 to work out the
2528 State.exception = SIGQUIT;
2534 /* stat system call */
2536 struct stat host_stat;
2539 RETVAL = stat (MEMPTR (PARM1), &host_stat);
2543 /* The hard-coded offsets and sizes were determined by using
2544 * the D10V compiler on a test program that used struct stat.
2546 SW (buf, host_stat.st_dev);
2547 SW (buf+2, host_stat.st_ino);
2548 SW (buf+4, host_stat.st_mode);
2549 SW (buf+6, host_stat.st_nlink);
2550 SW (buf+8, host_stat.st_uid);
2551 SW (buf+10, host_stat.st_gid);
2552 SW (buf+12, host_stat.st_rdev);
2553 SLW (buf+16, host_stat.st_size);
2554 SLW (buf+20, host_stat.st_atime);
2555 SLW (buf+28, host_stat.st_mtime);
2556 SLW (buf+36, host_stat.st_ctime);
2563 RETVAL = chown (MEMPTR (PARM1), PARM2, PARM3);
2568 RETVAL = chmod (MEMPTR (PARM1), PARM2);
2573 /* Cast the second argument to void *, to avoid type mismatch
2574 if a prototype is present. */
2575 RETVAL = utime (MEMPTR (PARM1), (void *) MEMPTR (PARM2));
2587 /* Trap 1 prints a string */
2589 char *fstr = State.regs[2] + State.imem;
2590 fputs (fstr, stdout);
2595 /* Trap 2 calls printf */
2597 char *fstr = State.regs[2] + State.imem;
2598 (*d10v_callback->printf_filtered) (d10v_callback, fstr,
2599 (int16)State.regs[3],
2600 (int16)State.regs[4],
2601 (int16)State.regs[5]);
2606 /* Trap 3 writes a character */
2607 putchar (State.regs[2]);
2616 trace_input ("tst0i", OP_REG, OP_CONSTANT16, OP_VOID);
2617 State.F1 = State.F0;
2618 State.F0 = (State.regs[OP[0]] & OP[1]) ? 1 : 0;
2619 trace_output (OP_FLAG);
2626 trace_input ("tst1i", OP_REG, OP_CONSTANT16, OP_VOID);
2627 State.F1 = State.F0;
2628 State.F0 = (~(State.regs[OP[0]]) & OP[1]) ? 1 : 0;
2629 trace_output (OP_FLAG);
2636 trace_input ("wait", OP_VOID, OP_VOID, OP_VOID);
2638 trace_output (OP_VOID);
2645 trace_input ("xor", OP_REG, OP_REG, OP_VOID);
2646 State.regs[OP[0]] ^= State.regs[OP[1]];
2647 trace_output (OP_REG);
2654 trace_input ("xor3", OP_REG_OUTPUT, OP_REG, OP_CONSTANT16);
2655 State.regs[OP[0]] = State.regs[OP[1]] ^ OP[2];
2656 trace_output (OP_REG);