notaz.gp2x.de / pcsx_rearmed.git / blame
| Commit | Line | Data |
|---|---|---|
| 4a71579b PC |
1 | #include "alu.inc" |
| 2 | ||
| 3 | .code | |
| 4 | prolog | |
| 5 | ||
| 6 | #define DIV(N, I0, I1, V) ALU(N, , div, I0, I1, V) | |
| 7 | #define UDIV(N, I0, I1, V) ALU(N, _u, div, I0, I1, V) | |
| 8 | ||
| 9 | DIV(0, 0x7fffffff, 1, 0x7fffffff) | |
| 10 | DIV(1, 1, 0x7fffffff, 0) | |
| 11 | DIV(2, 0x80000000, 1, 0x80000000) | |
| 12 | DIV(3, 1, 0x80000000, 0) | |
| 13 | DIV(4, 0x7fffffff, 2, 0x3fffffff) | |
| 14 | DIV(5, 2, 0x7fffffff, 0) | |
| 15 | DIV(6, 2, 0x80000000, 0) | |
| 16 | DIV(7, 0x7fffffff, 0x80000000, 0) | |
| 17 | DIV(8, 0, 0x7fffffff, 0) | |
| 18 | DIV(9, 0xffffffff, 0xffffffff, 1) | |
| 19 | UDIV(0, 0x7fffffff, 1, 0x7fffffff) | |
| 20 | UDIV(1, 1, 0x7fffffff, 0) | |
| 21 | UDIV(2, 0x80000000, 1, 0x80000000) | |
| 22 | UDIV(3, 1, 0x80000000, 0) | |
| 23 | UDIV(4, 0x7fffffff, 2, 0x3fffffff) | |
| 24 | UDIV(5, 2, 0x7fffffff, 0) | |
| 25 | UDIV(6, 0x80000000, 2, 0x40000000) | |
| 26 | UDIV(7, 2, 0x80000000, 0) | |
| 27 | UDIV(8, 0x7fffffff, 0x80000000, 0) | |
| 28 | UDIV(9, 0x80000000, 0x7fffffff, 1) | |
| 29 | UDIV(10,0, 0x7fffffff, 0) | |
| 30 | UDIV(11,0x7fffffff, 0xffffffff, 0) | |
| 31 | UDIV(12,0xffffffff, 0x7fffffff, 2) | |
| 32 | UDIV(13,0xffffffff, 0xffffffff, 1) | |
| 33 | #if __WORDSIZE == 32 | |
| 34 | DIV(10, 0x80000000, 2, 0xc0000000) | |
| 35 | DIV(11, 0x80000000, 0x7fffffff, 0xffffffff) | |
| 36 | DIV(12, 0x7fffffff, 0xffffffff, 0x80000001) | |
| 37 | DIV(13, 0xffffffff, 0x7fffffff, 0) | |
| 38 | #else | |
| 39 | DIV(10, 0x80000000, 2, 0x40000000) | |
| 40 | DIV(11, 0x80000000, 0x7fffffff, 1) | |
| 41 | DIV(12, 0x7fffffff, 0xffffffff, 0) | |
| 42 | DIV(13, 0xffffffff, 0x7fffffff, 2) | |
| 43 | DIV(14, 0x7fffffffffffffff, 1, 0x7fffffffffffffff) | |
| 44 | DIV(15, 1, 0x7fffffffffffffff, 0) | |
| 45 | DIV(16, 0x8000000000000000, 1, 0x8000000000000000) | |
| 46 | DIV(17, 1, 0x8000000000000000, 0) | |
| 47 | DIV(18, 0x7fffffffffffffff, 2, 0x3fffffffffffffff) | |
| 48 | DIV(19, 2, 0x7fffffffffffffff, 0) | |
| 49 | DIV(20, 0x8000000000000000, 2, 0xc000000000000000) | |
| 50 | DIV(21, 2, 0x8000000000000000, 0) | |
| 51 | DIV(22, 0x7fffffffffffffff, 0x8000000000000000, 0) | |
| 52 | DIV(23, 0x8000000000000000, 0x7fffffffffffffff, 0xffffffffffffffff) | |
| 53 | DIV(24, 0x7fffffffffffffff, 0xffffffffffffffff, 0x8000000000000001) | |
| 54 | DIV(25, 0xffffffffffffffff, 0x7fffffffffffffff, 0) | |
| 55 | DIV(26, 0xffffffffffffffff, 0xffffffffffffffff, 1) | |
| 56 | UDIV(14,0x7fffffffffffffff, 1, 0x7fffffffffffffff) | |
| 57 | UDIV(15,1, 0x7fffffffffffffff, 0) | |
| 58 | UDIV(16,0x8000000000000000, 1, 0x8000000000000000) | |
| 59 | UDIV(17,1, 0x8000000000000000, 0) | |
| 60 | UDIV(18,0x7fffffffffffffff, 2, 0x3fffffffffffffff) | |
| 61 | UDIV(19,2, 0x7fffffffffffffff, 0) | |
| 62 | UDIV(20,0x8000000000000000, 2, 0x4000000000000000) | |
| 63 | UDIV(21,2, 0x8000000000000000, 0) | |
| 64 | UDIV(22,0x7fffffffffffffff, 0x8000000000000000, 0) | |
| 65 | UDIV(23,0x8000000000000000, 0x7fffffffffffffff, 1) | |
| 66 | UDIV(24,0x7fffffffffffffff, 0xffffffffffffffff, 0) | |
| 67 | UDIV(25,0xffffffffffffffff, 0x7fffffffffffffff, 2) | |
| 68 | UDIV(26,0xffffffffffffffff, 0xffffffffffffffff, 1) | |
| 69 | #endif | |
| 70 | ||
| 71 | #undef DIV | |
| 72 | #define DIV(N, T, I0, I1, V) FOP(N, T, div, I0, I1, V) | |
| 73 | DIV(0, _f, -0.5, 0.5, -1.0) | |
| 74 | DIV(1, _f, 1.25, 0.5, 2.5) | |
| 75 | DIV(0, _d, -0.5, 0.5, -1.0) | |
| 76 | DIV(1, _d, 1.25, 0.5, 2.5) | |
| 77 | ||
| 78 | prepare | |
| 79 | pushargi ok | |
| 80 | ellipsis | |
| 81 | finishi @printf | |
| 82 | ret | |
| 83 | epilog |