| 1 |
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| 2 | #define exec_op glue(exec_, OP)
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| 3 | #define exec_opl glue(glue(exec_, OP), l)
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| 4 | #define exec_opw glue(glue(exec_, OP), w)
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| 5 | #define exec_opb glue(glue(exec_, OP), b)
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| 6 |
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| 7 | #ifndef OP_SHIFTD
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| 8 |
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| 9 | #ifdef OP_NOBYTE
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| 10 | #define EXECSHIFT(size, res, s1, s2, flags) \
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| 11 | asm ("push %4\n\t"\
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| 12 | "popf\n\t"\
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| 13 | stringify(OP) size " %" size "2, %" size "0\n\t" \
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| 14 | "pushf\n\t"\
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| 15 | "popl %1\n\t"\
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| 16 | : "=g" (res), "=g" (flags)\
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| 17 | : "r" (s1), "0" (res), "1" (flags));
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| 18 | #else
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| 19 | #define EXECSHIFT(size, res, s1, s2, flags) \
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| 20 | asm ("push %4\n\t"\
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| 21 | "popf\n\t"\
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| 22 | stringify(OP) size " %%cl, %" size "0\n\t" \
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| 23 | "pushf\n\t"\
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| 24 | "popl %1\n\t"\
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| 25 | : "=q" (res), "=g" (flags)\
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| 26 | : "c" (s1), "0" (res), "1" (flags));
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| 27 | #endif
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| 28 |
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| 29 | void exec_opl(int s2, int s0, int s1, int iflags)
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| 30 | {
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| 31 | int res, flags;
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| 32 | res = s0;
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| 33 | flags = iflags;
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| 34 | EXECSHIFT("", res, s1, s2, flags);
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| 35 | /* overflow is undefined if count != 1 */
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| 36 | if (s1 != 1)
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| 37 | flags &= ~CC_O;
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| 38 | printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
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| 39 | stringify(OP) "l", s0, s1, res, iflags, flags & CC_MASK);
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| 40 | }
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| 41 |
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| 42 | void exec_opw(int s2, int s0, int s1, int iflags)
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| 43 | {
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| 44 | int res, flags;
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| 45 | res = s0;
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| 46 | flags = iflags;
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| 47 | EXECSHIFT("w", res, s1, s2, flags);
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| 48 | /* overflow is undefined if count != 1 */
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| 49 | if (s1 != 1)
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| 50 | flags &= ~CC_O;
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| 51 | printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
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| 52 | stringify(OP) "w", s0, s1, res, iflags, flags & CC_MASK);
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| 53 | }
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| 54 |
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| 55 | #else
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| 56 | #define EXECSHIFT(size, res, s1, s2, flags) \
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| 57 | asm ("push %4\n\t"\
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| 58 | "popf\n\t"\
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| 59 | stringify(OP) size " %%cl, %" size "5, %" size "0\n\t" \
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| 60 | "pushf\n\t"\
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| 61 | "popl %1\n\t"\
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| 62 | : "=g" (res), "=g" (flags)\
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| 63 | : "c" (s1), "0" (res), "1" (flags), "r" (s2));
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| 64 |
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| 65 | void exec_opl(int s2, int s0, int s1, int iflags)
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| 66 | {
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| 67 | int res, flags;
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| 68 | res = s0;
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| 69 | flags = iflags;
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| 70 | EXECSHIFT("", res, s1, s2, flags);
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| 71 | /* overflow is undefined if count != 1 */
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| 72 | if (s1 != 1)
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| 73 | flags &= ~CC_O;
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| 74 | printf("%-10s A=%08x B=%08x C=%08x R=%08x CCIN=%04x CC=%04x\n",
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| 75 | stringify(OP) "l", s0, s2, s1, res, iflags, flags & CC_MASK);
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| 76 | }
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| 77 |
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| 78 | void exec_opw(int s2, int s0, int s1, int iflags)
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| 79 | {
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| 80 | int res, flags;
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| 81 | res = s0;
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| 82 | flags = iflags;
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| 83 | EXECSHIFT("w", res, s1, s2, flags);
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| 84 | /* overflow is undefined if count != 1 */
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| 85 | if (s1 != 1)
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| 86 | flags &= ~CC_O;
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| 87 | printf("%-10s A=%08x B=%08x C=%08x R=%08x CCIN=%04x CC=%04x\n",
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| 88 | stringify(OP) "w", s0, s2, s1, res, iflags, flags & CC_MASK);
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| 89 | }
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| 90 |
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| 91 | #endif
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| 92 |
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| 93 | #ifndef OP_NOBYTE
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| 94 | void exec_opb(int s0, int s1, int iflags)
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| 95 | {
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| 96 | int res, flags;
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| 97 | res = s0;
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| 98 | flags = iflags;
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| 99 | EXECSHIFT("b", res, s1, 0, flags);
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| 100 | /* overflow is undefined if count != 1 */
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| 101 | if (s1 != 1)
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| 102 | flags &= ~CC_O;
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| 103 | printf("%-10s A=%08x B=%08x R=%08x CCIN=%04x CC=%04x\n",
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| 104 | stringify(OP) "b", s0, s1, res, iflags, flags & CC_MASK);
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| 105 | }
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| 106 | #endif
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| 107 |
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| 108 | void exec_op(int s2, int s0, int s1)
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| 109 | {
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| 110 | exec_opl(s2, s0, s1, 0);
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| 111 | #ifdef OP_SHIFTD
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| 112 | if (s1 <= 15)
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| 113 | exec_opw(s2, s0, s1, 0);
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| 114 | #else
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| 115 | exec_opw(s2, s0, s1, 0);
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| 116 | #endif
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| 117 | #ifndef OP_NOBYTE
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| 118 | exec_opb(s0, s1, 0);
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| 119 | #endif
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| 120 | #ifdef OP_CC
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| 121 | exec_opl(s2, s0, s1, CC_C);
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| 122 | exec_opw(s2, s0, s1, CC_C);
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| 123 | exec_opb(s0, s1, CC_C);
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| 124 | #endif
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| 125 | }
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| 126 |
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| 127 | void glue(test_, OP)(void)
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| 128 | {
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| 129 | int i;
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| 130 | for(i = 0; i < 32; i++)
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| 131 | exec_op(0x21ad3d34, 0x12345678, i);
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| 132 | for(i = 0; i < 32; i++)
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| 133 | exec_op(0x813f3421, 0x82345678, i);
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| 134 | }
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| 135 |
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| 136 | void *glue(_test_, OP) __init_call = glue(test_, OP);
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| 137 |
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| 138 | #undef OP
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| 139 | #undef OP_CC
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| 140 | #undef OP_SHIFTD
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| 141 | #undef OP_NOBYTE
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| 142 | #undef EXECSHIFT
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| 143 |
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