projects / qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 9ee6e8bb PB |
1 | /* |
| 2 | * ARMv6 integer SIMD operations. | |
| 3 | * | |
| 4 | * Copyright (c) 2007 CodeSourcery. | |
| 5 | * Written by Paul Brook | |
| 6 | * | |
| 7 | * This code is licenced under the GPL. | |
| 8 | */ | |
| 9 | ||
| 10 | #ifdef ARITH_GE | |
| 11 | #define DECLARE_GE uint32_t ge = 0 | |
| 12 | #define SET_GE env->GE = ge | |
| 13 | #else | |
| 14 | #define DECLARE_GE do{}while(0) | |
| 15 | #define SET_GE do{}while(0) | |
| 16 | #endif | |
| 17 | ||
| 18 | #define RESULT(val, n, width) \ | |
| 19 | res |= ((uint32_t)(glue(glue(uint,width),_t))(val)) << (n * width) | |
| 20 | ||
| 21 | void OPPROTO glue(glue(op_,PFX),add16_T0_T1)(void) | |
| 22 | { | |
| 23 | uint32_t res = 0; | |
| 24 | DECLARE_GE; | |
| 25 | ||
| 26 | ADD16(T0, T1, 0); | |
| 27 | ADD16(T0 >> 16, T1 >> 16, 1); | |
| 28 | SET_GE; | |
| 29 | T0 = res; | |
| 30 | FORCE_RET(); | |
| 31 | } | |
| 32 | ||
| 33 | void OPPROTO glue(glue(op_,PFX),add8_T0_T1)(void) | |
| 34 | { | |
| 35 | uint32_t res = 0; | |
| 36 | DECLARE_GE; | |
| 37 | ||
| 38 | ADD8(T0, T1, 0); | |
| 39 | ADD8(T0 >> 8, T1 >> 8, 1); | |
| 40 | ADD8(T0 >> 16, T1 >> 16, 2); | |
| 41 | ADD8(T0 >> 24, T1 >> 24, 3); | |
| 42 | SET_GE; | |
| 43 | T0 = res; | |
| 44 | FORCE_RET(); | |
| 45 | } | |
| 46 | ||
| 47 | void OPPROTO glue(glue(op_,PFX),sub16_T0_T1)(void) | |
| 48 | { | |
| 49 | uint32_t res = 0; | |
| 50 | DECLARE_GE; | |
| 51 | ||
| 52 | SUB16(T0, T1, 0); | |
| 53 | SUB16(T0 >> 16, T1 >> 16, 1); | |
| 54 | SET_GE; | |
| 55 | T0 = res; | |
| 56 | FORCE_RET(); | |
| 57 | } | |
| 58 | ||
| 59 | void OPPROTO glue(glue(op_,PFX),sub8_T0_T1)(void) | |
| 60 | { | |
| 61 | uint32_t res = 0; | |
| 62 | DECLARE_GE; | |
| 63 | ||
| 64 | SUB8(T0, T1, 0); | |
| 65 | SUB8(T0 >> 8, T1 >> 8, 1); | |
| 66 | SUB8(T0 >> 16, T1 >> 16, 2); | |
| 67 | SUB8(T0 >> 24, T1 >> 24, 3); | |
| 68 | SET_GE; | |
| 69 | T0 = res; | |
| 70 | FORCE_RET(); | |
| 71 | } | |
| 72 | ||
| 73 | void OPPROTO glue(glue(op_,PFX),subaddx_T0_T1)(void) | |
| 74 | { | |
| 75 | uint32_t res = 0; | |
| 76 | DECLARE_GE; | |
| 77 | ||
| 78 | ADD16(T0, T1, 0); | |
| 79 | SUB16(T0 >> 16, T1 >> 16, 1); | |
| 80 | SET_GE; | |
| 81 | T0 = res; | |
| 82 | FORCE_RET(); | |
| 83 | } | |
| 84 | ||
| 85 | void OPPROTO glue(glue(op_,PFX),addsubx_T0_T1)(void) | |
| 86 | { | |
| 87 | uint32_t res = 0; | |
| 88 | DECLARE_GE; | |
| 89 | ||
| 90 | SUB16(T0, T1, 0); | |
| 91 | ADD16(T0 >> 16, T1 >> 16, 1); | |
| 92 | SET_GE; | |
| 93 | T0 = res; | |
| 94 | FORCE_RET(); | |
| 95 | } | |
| 96 | ||
| 97 | #undef DECLARE_GE | |
| 98 | #undef SET_GE | |
| 99 | #undef RESULT | |
| 100 | ||
| 101 | #undef ARITH_GE | |
| 102 | #undef PFX | |
| 103 | #undef ADD16 | |
| 104 | #undef SUB16 | |
| 105 | #undef ADD8 | |
| 106 | #undef SUB8 |