projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| c8cccbb7 C |
1 | /* Aregister.c 1.1 86/07/20 */ |
| 2 | ||
| 3 | #include "../tahoealign/align.h" | |
| 4 | ||
| 5 | /* | |
| 6 | * Return the specified register from the big structure. | |
| 7 | */ | |
| 8 | ||
| 9 | long | |
| 10 | Register (infop, number) | |
| 11 | process_info *infop; | |
| 12 | long number; | |
| 13 | { | |
| 14 | ||
| 15 | switch (number) { | |
| 16 | case 0: return (r0); | |
| 17 | case 1: return (r1); | |
| 18 | case 2: return (r2); | |
| 19 | case 3: return (r3); | |
| 20 | case 4: return (r4); | |
| 21 | case 5: return (r5); | |
| 22 | case 6: return (r6); | |
| 23 | case 7: return (r7); | |
| 24 | case 8: return (r8); | |
| 25 | case 9: return (r9); | |
| 26 | case 10: return (r10); | |
| 27 | case 11: return (r11); | |
| 28 | case 12: return (r12); | |
| 29 | case 13: return (fp); | |
| 30 | case 14: return (sp); | |
| 31 | case 15: return (pc); | |
| 32 | } | |
| 33 | } | |
| 34 | ||
| 35 | ||
| 36 | /* | |
| 37 | * Replace a given register with the given value. | |
| 38 | */ | |
| 39 | Replace (infop,number, newvalue) | |
| 40 | process_info *infop; | |
| 41 | long number; | |
| 42 | long newvalue; | |
| 43 | { | |
| 44 | ||
| 45 | switch (number) { | |
| 46 | case 0: r0 = newvalue; return; | |
| 47 | case 1: r1 = newvalue; return; | |
| 48 | case 2: r2 = newvalue; return; | |
| 49 | case 3: r3 = newvalue; return; | |
| 50 | case 4: r4 = newvalue; return; | |
| 51 | case 5: r5 = newvalue; return; | |
| 52 | case 6: r6 = newvalue; return; | |
| 53 | case 7: r7 = newvalue; return; | |
| 54 | case 8: r8 = newvalue; return; | |
| 55 | case 9: r9 = newvalue; return; | |
| 56 | case 10: r10 = newvalue; return; | |
| 57 | case 11: r11 = newvalue; return; | |
| 58 | case 12: r12 = newvalue; return; | |
| 59 | case 13: fp = newvalue; return; | |
| 60 | case 14: sp = newvalue & ~3; return; | |
| 61 | case 15: pc = newvalue; return; | |
| 62 | } | |
| 63 | } |