op_string.h

   1
   2 void OPPROTO glue(glue(op_movs, SUFFIX), STRING_SUFFIX)(void)
   3 {
   4     int v, inc;
   5     v = glue(ldu, SUFFIX)(SI_ADDR);
   6     glue(st, SUFFIX)(DI_ADDR, v);
   7     inc = (DF << SHIFT);
   8     INC_SI();
   9     INC_DI();
  10 }
  11
  12 void OPPROTO glue(glue(op_rep_movs, SUFFIX), STRING_SUFFIX)(void)
  13 {
  14     int v, inc;
  15     inc = (DF << SHIFT);
  16     while (CX != 0) {
  17         v = glue(ldu, SUFFIX)(SI_ADDR);
  18         glue(st, SUFFIX)(DI_ADDR, v);
  19         INC_SI();
  20         INC_DI();
  21         DEC_CX();
  22     }
  23     FORCE_RET();
  24 }
  25
  26 void OPPROTO glue(glue(op_stos, SUFFIX), STRING_SUFFIX)(void)
  27 {
  28     int inc;
  29     glue(st, SUFFIX)(DI_ADDR, EAX);
  30     inc = (DF << SHIFT);
  31     INC_DI();
  32 }
  33
  34 void OPPROTO glue(glue(op_rep_stos, SUFFIX), STRING_SUFFIX)(void)
  35 {
  36     int inc;
  37     inc = (DF << SHIFT);
  38     while (CX != 0) {
  39         glue(st, SUFFIX)(DI_ADDR, EAX);
  40         INC_DI();
  41         DEC_CX();
  42     }
  43     FORCE_RET();
  44 }
  45
  46 void OPPROTO glue(glue(op_lods, SUFFIX), STRING_SUFFIX)(void)
  47 {
  48     int v, inc;
  49     v = glue(ldu, SUFFIX)(SI_ADDR);
  50 #if SHIFT == 0
  51     EAX = (EAX & ~0xff) | v;
  52 #elif SHIFT == 1
  53     EAX = (EAX & ~0xffff) | v;
  54 #else
  55     EAX = v;
  56 #endif
  57     inc = (DF << SHIFT);
  58     INC_SI();
  59 }
  60
  61 /* don't know if it is used */
  62 void OPPROTO glue(glue(op_rep_lods, SUFFIX), STRING_SUFFIX)(void)
  63 {
  64     int v, inc;
  65     inc = (DF << SHIFT);
  66     while (CX != 0) {
  67         v = glue(ldu, SUFFIX)(SI_ADDR);
  68 #if SHIFT == 0
  69         EAX = (EAX & ~0xff) | v;
  70 #elif SHIFT == 1
  71         EAX = (EAX & ~0xffff) | v;
  72 #else
  73         EAX = v;
  74 #endif
  75         INC_SI();
  76         DEC_CX();
  77     }
  78     FORCE_RET();
  79 }
  80
  81 void OPPROTO glue(glue(op_scas, SUFFIX), STRING_SUFFIX)(void)
  82 {
  83     int v, inc;
  84
  85     v = glue(ldu, SUFFIX)(DI_ADDR);
  86     inc = (DF << SHIFT);
  87     INC_DI();
  88     CC_SRC = v;
  89     CC_DST = EAX - v;
  90 }
  91
  92 void OPPROTO glue(glue(op_repz_scas, SUFFIX), STRING_SUFFIX)(void)
  93 {
  94     int v1, v2, inc;
  95
  96     if (CX != 0) {
  97         /* NOTE: the flags are not modified if CX == 0 */
  98         v1 = EAX & DATA_MASK;
  99         inc = (DF << SHIFT);
 100         do {
 101             v2 = glue(ldu, SUFFIX)(DI_ADDR);
 102             INC_DI();
 103             DEC_CX();
 104             if (v1 != v2)
 105                 break;
 106         } while (CX != 0);
 107         CC_SRC = v2;
 108         CC_DST = v1 - v2;
 109         CC_OP = CC_OP_SUBB + SHIFT;
 110     }
 111     FORCE_RET();
 112 }
 113
 114 void OPPROTO glue(glue(op_repnz_scas, SUFFIX), STRING_SUFFIX)(void)
 115 {
 116     int v1, v2, inc;
 117
 118     if (CX != 0) {
 119         /* NOTE: the flags are not modified if CX == 0 */
 120         v1 = EAX & DATA_MASK;
 121         inc = (DF << SHIFT);
 122         do {
 123             v2 = glue(ldu, SUFFIX)(DI_ADDR);
 124             INC_DI();
 125             DEC_CX();
 126             if (v1 == v2)
 127                 break;
 128         } while (CX != 0);
 129         CC_SRC = v2;
 130         CC_DST = v1 - v2;
 131         CC_OP = CC_OP_SUBB + SHIFT;
 132     }
 133     FORCE_RET();
 134 }
 135
 136 void OPPROTO glue(glue(op_cmps, SUFFIX), STRING_SUFFIX)(void)
 137 {
 138     int v1, v2, inc;
 139     v1 = glue(ldu, SUFFIX)(SI_ADDR);
 140     v2 = glue(ldu, SUFFIX)(DI_ADDR);
 141     inc = (DF << SHIFT);
 142     INC_SI();
 143     INC_DI();
 144     CC_SRC = v2;
 145     CC_DST = v1 - v2;
 146 }
 147
 148 void OPPROTO glue(glue(op_repz_cmps, SUFFIX), STRING_SUFFIX)(void)
 149 {
 150     int v1, v2, inc;
 151     if (CX != 0) {
 152         inc = (DF << SHIFT);
 153         do {
 154             v1 = glue(ldu, SUFFIX)(SI_ADDR);
 155             v2 = glue(ldu, SUFFIX)(DI_ADDR);
 156             INC_SI();
 157             INC_DI();
 158             DEC_CX();
 159             if (v1 != v2)
 160                 break;
 161         } while (CX != 0);
 162         CC_SRC = v2;
 163         CC_DST = v1 - v2;
 164         CC_OP = CC_OP_SUBB + SHIFT;
 165     }
 166     FORCE_RET();
 167 }
 168
 169 void OPPROTO glue(glue(op_repnz_cmps, SUFFIX), STRING_SUFFIX)(void)
 170 {
 171     int v1, v2, inc;
 172     if (CX != 0) {
 173         inc = (DF << SHIFT);
 174         do {
 175             v1 = glue(ldu, SUFFIX)(SI_ADDR);
 176             v2 = glue(ldu, SUFFIX)(DI_ADDR);
 177             INC_SI();
 178             INC_DI();
 179             DEC_CX();
 180             if (v1 == v2)
 181                 break;
 182         } while (CX != 0);
 183         CC_SRC = v2;
 184         CC_DST = v1 - v2;
 185         CC_OP = CC_OP_SUBB + SHIFT;
 186     }
 187     FORCE_RET();
 188 }
 189
 190 void OPPROTO glue(glue(op_outs, SUFFIX), STRING_SUFFIX)(void)
 191 {
 192     int v, dx, inc;
 193     dx = EDX & 0xffff;
 194     v = glue(ldu, SUFFIX)(SI_ADDR);
 195     glue(cpu_x86_out, SUFFIX)(env, dx, v);
 196     inc = (DF << SHIFT);
 197     INC_SI();
 198 }
 199
 200 void OPPROTO glue(glue(op_rep_outs, SUFFIX), STRING_SUFFIX)(void)
 201 {
 202     int v, dx, inc;
 203     inc = (DF << SHIFT);
 204     dx = EDX & 0xffff;
 205     while (CX != 0) {
 206         v = glue(ldu, SUFFIX)(SI_ADDR);
 207         glue(cpu_x86_out, SUFFIX)(env, dx, v);
 208         INC_SI();
 209         DEC_CX();
 210     }
 211     FORCE_RET();
 212 }
 213
 214 void OPPROTO glue(glue(op_ins, SUFFIX), STRING_SUFFIX)(void)
 215 {
 216     int v, dx, inc;
 217     dx = EDX & 0xffff;
 218     v = glue(cpu_x86_in, SUFFIX)(env, dx);
 219     glue(st, SUFFIX)(DI_ADDR, v);
 220     inc = (DF << SHIFT);
 221     INC_DI();
 222 }
 223
 224 void OPPROTO glue(glue(op_rep_ins, SUFFIX), STRING_SUFFIX)(void)
 225 {
 226     int v, dx, inc;
 227     inc = (DF << SHIFT);
 228     dx = EDX & 0xffff;
 229     while (CX != 0) {
 230         v = glue(cpu_x86_in, SUFFIX)(env, dx);
 231         glue(st, SUFFIX)(DI_ADDR, v);
 232         INC_DI();
 233         DEC_CX();
 234     }
 235     FORCE_RET();
 236 }
 237
 238 #undef STRING_SUFFIX
 239 #undef SI_ADDR
 240 #undef DI_ADDR
 241 #undef INC_SI
 242 #undef INC_DI
 243 #undef CX
 244 #undef DEC_CX