jitc.c

   1 #include "osecpu.h"
   2
   3 #define JITC_ERR_MASK                   255
   4 #define JITC_ERR_PHASE0ONLY             256
   5 #define JITC_ERR_REGNUM                 (1 | JITC_ERR_PHASE0ONLY)
   6 #define JITC_ERR_DST1                   (2 | JITC_ERR_PHASE0ONLY)
   7 #define JITC_ERR_OPECODE                (3 | JITC_ERR_PHASE0ONLY)
   8 #define JITC_ERR_LABELNUM               (4 | JITC_ERR_PHASE0ONLY)
   9 #define JITC_ERR_LABELREDEF             (5 | JITC_ERR_PHASE0ONLY)
  10 #define JITC_ERR_PREFIX                 (6 | JITC_ERR_PHASE0ONLY)
  11 #define JITC_ERR_LABELNODEF             7
  12 #define JITC_ERR_LABELTYP               8
  13 #define JITC_ERR_IDIOM                  9
  14 #define JITC_ERR_PREGNUM                (10 | JITC_ERR_PHASE0ONLY)
  15 #define JITC_ERR_SRC1                   (11 | JITC_ERR_PHASE0ONLY)
  16 #define JITC_ERR_BADTYPE                (12 | JITC_ERR_PHASE0ONLY)
  17 #define JITC_ERR_PREFIXFAR              (13 | JITC_ERR_PHASE0ONLY)
  18 #define JITC_ERR_INTERNAL               99
  19
  20 void errorHandler(HOSECPU_RuntimeEnvironment *r)
  21 {
  22         puts("security error! abort...");
  23         printf("debugInfo0=%d, debugInfo1=%d\n", r->debugInfo0, r->debugInfo1);
  24 #if (USE_DEBUGGER != 0)
  25         dbgrMain(r);
  26 #endif
  27         exit(1);
  28 }
  29
  30 int jitCompCmdLen(const unsigned char *src)
  31 {
  32         int i = 1;
  33         if (0x01 <= *src && *src < 0x04) i = 6;
  34         if (*src == 0x04) i = 2;
  35         if (0x08 <= *src && *src < 0x0d) i = 8 + src[7] * 4;
  36         if (0x0e <= *src && *src < 0x10) i = 8;
  37         if (0x10 <= *src && *src < 0x2e) i = 4;
  38         if (0x1c <= *src && *src < 0x1f) i = 3;
  39         if (*src == 0x1f) i = 11;
  40         if (*src == 0x2f) i = 4 + src[1];
  41         if (0x30 <= *src && *src <= 0x33) i = 4;
  42         if (0x3c <= *src && *src <= 0x3d) i = 7;
  43         if (*src == 0xfe) i = 2 + src[1];
  44         return i;
  45 }
  46 #if (JITC_ARCNUM == 0x0001)     /* x86-32bit */
  47
  48 /* 他のCPUへ移植する人へ:
  49 以下は最適化のためのものなので、すべて0として簡単に移植しても問題ありません */
  50 #define jitCompA0001_USE_R3F_CMPJMP             1*1
  51 #define jitCompA0001_USE_R3F_IMM32              1*1
  52 #define jitCompA0001_USE_R3F_IMM8               1*1
  53 #define jitCompA0001_USE_R3F_INCDEC             1*1
  54 #define jitCompA0001_OPTIMIZE_JMP               1*1
  55 #define jitCompA0001_OPTIMIZE_MOV               1*1     /* 1にすると速度低下する？ */
  56 #define jitCompA0001_OPTIMIZE_CMP               1*1
  57 #define jitCompA0001_OPTIMIZE_ALIGN             4*1     /* 0-8を想定 */
  58 #define jitCompA0001_EBP128                             128*1
  59
  60 struct JitCompWork {
  61         unsigned char *dst, *dst0;
  62         int err, maxLabels;
  63 #if (jitCompA0001_USE_R3F_IMM32 != 0)
  64         int r3f;
  65 #endif
  66         char prefix;    //CND命令の値を記録(初期値=0)
  67 };
  68
  69 #define jitCompPutByte1(p, c0)                          *p++ = c0
  70 #define jitCompPutByte2(p, c0, c1)                      *p++ = c0; *p++ = c1
  71 #define jitCompPutByte3(p, c0, c1, c2)          *p++ = c0; *p++ = c1; *p++ = c2
  72 #define jitCompPutByte4(p, c0, c1, c2, c3)      *p++ = c0; *p++ = c1; *p++ = c2; *p++ = c3
  73
  74 static void jitCompPutImm32(struct JitCompWork *w, int i)
  75 {
  76         jitCompPutByte1(w->dst, i & 0xff);
  77         jitCompPutByte1(w->dst, (i >> 8) & 0xff);
  78         jitCompPutByte1(w->dst, (i >> 16) & 0xff);
  79         jitCompPutByte1(w->dst, (i >> 24) & 0xff);
  80         return;
  81 }
  82
  83 int jitCompGetImm32(const unsigned char *src)
  84 {
  85         return (src[0] << 24) | (src[1] << 16) | (src[2] << 8) | src[3];
  86 }
  87
  88 int jitCompGetLabelNum(struct JitCompWork *w, const unsigned char *src)
  89 {
  90         int i = jitCompGetImm32(src);
  91         if (i < 0 || i >= w->maxLabels) {
  92                 w->err = JITC_ERR_LABELNUM;
  93                 i = 0;
  94         }
  95         return i;
  96 }
  97
  98 void jitCompA0001_85DispN(struct JitCompWork *w, int disp, int n)
  99 {
 100         disp -= jitCompA0001_EBP128;
 101         if (-128 <= disp && disp <= 127) {
 102                 jitCompPutByte2(w->dst, 0x45 | (n << 3), disp & 0xff);
 103         }
 104         else {
 105                 jitCompPutByte1(w->dst, 0x85 | (n << 3));
 106                 jitCompPutImm32(w, disp);
 107         }
 108         return;
 109 }
 110
 111 void jitCompA0001_movEbpDispReg32(struct JitCompWork *w, int disp, int reg32)
 112 {
 113         jitCompPutByte1(w->dst, 0x89); /* MOV(mem, reg32); */
 114         jitCompA0001_85DispN(w, disp, reg32);
 115         return;
 116 }
 117
 118 void jitCompA0001_movReg32EbpDisp(struct JitCompWork *w, int reg32, int disp)
 119 {
 120         jitCompPutByte1(w->dst, 0x8b); /* MOV(reg32, mem); */
 121         jitCompA0001_85DispN(w, disp, reg32);
 122         return;
 123 }
 124
 125 void jitCompA0001_movEaxRxx(struct JitCompWork *w, int rxx)
 126 {
 127 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 128         if (rxx == 0x3f) {
 129                 jitCompPutByte1(w->dst, 0xb8); /* MOV(EAX, ?); */
 130                 jitCompPutImm32(w, w->r3f);
 131                 return;
 132         }
 133 #endif
 134         if (rxx >= 0x40 || rxx < 0) w->err = JITC_ERR_REGNUM;
 135         jitCompA0001_movReg32EbpDisp(w, 0 /* EAX */, rxx * 4); /* MOV(EAX, [EBP+?]); */
 136         return;
 137 }
 138
 139 void jitCompA0001_movRxxEax(struct JitCompWork *w, int rxx)
 140 {
 141         if (rxx >= 0x40 || rxx < 0) w->err = JITC_ERR_REGNUM;
 142         jitCompA0001_movEbpDispReg32(w, rxx * 4, 0 /* EAX */); /* MOV([EBP+?], EAX); */
 143         return;
 144 }
 145
 146 void jitCompA0001_fixPrefix(struct JitCompWork *w)
 147 {
 148         if (w->prefix != 0) {
 149                 if (w->dst - w->dst0 > 127) w->err = JITC_ERR_REGNUM;
 150                 w->dst0[-1] = (unsigned char)((w->dst - w->dst0) & 0xff);
 151         }
 152         return;
 153 }
 154
 155 void jitCompA0001_checkCompPtr(struct JitCompWork *w, int p0, int p1)
 156 {
 157         if (p0 >= 0x3f || p0 < 0) w->err = JITC_ERR_PREGNUM;
 158         if (p1 >= 0x3f || p1 < 0) w->err = JITC_ERR_PREGNUM;
 159         /* 比較可能可能なのかのチェックのコードを出力 */   /* 未完成 */
 160         return;
 161 }
 162
 163 void jitCompA000_loadRegCacheAll(struct JitCompWork *w)
 164 {
 165         jitCompA0001_movReg32EbpDisp(w, 3 /* EBX */, 0 * 4); /* EBX = R00; */
 166         jitCompA0001_movReg32EbpDisp(w, 1 /* ECX */, 1 * 4); /* ECX = R01; */
 167         jitCompA0001_movReg32EbpDisp(w, 2 /* EDX */, 2 * 4); /* EDX = R02; */
 168         return;
 169 }
 170
 171 void jitCompA000_storeRegCacheAll(struct JitCompWork *w)
 172 {
 173         jitCompA0001_movEbpDispReg32(w, 0 * 4, 3 /* EBX */); /* R00 = EBX; */
 174         jitCompA0001_movEbpDispReg32(w, 1 * 4, 1 /* ECX */); /* R01 = ECX; */
 175         jitCompA0001_movEbpDispReg32(w, 2 * 4, 2 /* EDX */); /* R02 = EDX; */
 176         return;
 177 }
 178
 179 void jitCompA000_loadRegCacheEcx(struct JitCompWork *w)
 180 {
 181         jitCompA0001_movReg32EbpDisp(w, 1 /* ECX */, 1 * 4); /* ECX = R01; */
 182         return;
 183 }
 184
 185 void jitCompA000_storeRegCacheEcx(struct JitCompWork *w)
 186 {
 187         jitCompA0001_movEbpDispReg32(w, 1 * 4, 1 /* ECX */); /* R01 = ECX; */
 188         return;
 189 }
 190
 191 void jitCompA000_loadRegCacheEdx(struct JitCompWork *w)
 192 {
 193         jitCompA0001_movReg32EbpDisp(w, 2 /* EDX */, 2 * 4); /* EDX = R02; */
 194         return;
 195 }
 196
 197 void jitCompA000_storeRegCacheEdx(struct JitCompWork *w)
 198 {
 199         jitCompA0001_movEbpDispReg32(w, 2 * 4, 2 /* EDX */); /* R02 = EDX; */
 200         return;
 201 }
 202
 203 int jitCompA000_selectRegCache(int rxx, int reg)
 204 {
 205         if (rxx == 0) reg = 3; /* EBX */
 206         if (rxx == 1) reg = 1; /* ECX */
 207         if (rxx == 2) reg = 2; /* EDX */
 208         return reg;
 209 }
 210
 211 void jitCompA000_loadPRegCacheAll(struct JitCompWork *w)
 212 {
 213         //      jitCompA0001_movReg32EbpDisp(w, 5 /* EBP */, 256 + 0 * 32 + 0); /* EBP = P00; */
 214         jitCompA0001_movReg32EbpDisp(w, 6 /* ESI */, 256 + 1 * 32 + 0); /* ESI = P01; */
 215         jitCompA0001_movReg32EbpDisp(w, 7 /* EDI */, 256 + 2 * 32 + 0); /* EDI = P02; */
 216         return;
 217 }
 218
 219 void jitCompA000_storePRegCacheAll(struct JitCompWork *w)
 220 {
 221         //      jitCompA0001_movEbpDispReg32(w, 256 + 0 * 32 + 0, 5 /* EBP */); /* P00 = EBP; */
 222         jitCompA0001_movEbpDispReg32(w, 256 + 1 * 32 + 0, 6 /* ESI */); /* P01 = ESI; */
 223         jitCompA0001_movEbpDispReg32(w, 256 + 2 * 32 + 0, 7 /* EDI */); /* P02 = EDI; */
 224         return;
 225 }
 226
 227 int jitCompA000_selectPRegCache(int pxx, int reg)
 228 {
 229         //      if (pxx == 0) reg = 5; /* EBP */
 230         if (pxx == 1) reg = 6; /* ESI */
 231         if (pxx == 2) reg = 7; /* EDI */
 232         return reg;
 233 }
 234
 235 int jitCompA000_convTyp(int t)
 236 {
 237         int r = -1;
 238         if (1 <= t && t <= 7) r = t;
 239         if (8 <= t && t <= 13) r = 2 | (t & 1);
 240         if (14 <= t && t <= 15) r = 4 | (t & 1);
 241         if (16 <= t && t <= 21) r = 6 | (t & 1);
 242         return r;
 243 }
 244
 245 int jitCompA000_dataWidth(int t)
 246 {
 247         int r = -1;
 248         if (t == 0x0001) r = 256;
 249         t >>= 1;
 250         if (t == 0x0002 / 2) r = 8;
 251         if (t == 0x0004 / 2) r = 16;
 252         if (t == 0x0006 / 2) r = 32;
 253         if (t == 0x0008 / 2) r = 4;
 254         if (t == 0x000a / 2) r = 2;
 255         if (t == 0x000c / 2) r = 1;
 256         if (t == 0x000e / 2) r = 12;
 257         if (t == 0x0010 / 2) r = 20;
 258         if (t == 0x0012 / 2) r = 24;
 259         if (t == 0x0014 / 2) r = 28;
 260         return r;
 261 }
 262
 263 static unsigned char *errfnc;
 264
 265 void jitCompA0001_checkType0(struct JitCompWork *w, int pxx, int typ, int ac)
 266 {
 267         if (typ <= 0) { w->err = JITC_ERR_BADTYPE; }
 268         if (typ > 0x7f) { w->err = JITC_ERR_INTERNAL; }
 269         jitCompA0001_movReg32EbpDisp(w, 0 /* EAX */, 256 + pxx * 32 + 4); /* MOV(EAX, [EBP+?]); */      /* typ */
 270         jitCompPutByte3(w->dst, 0x83, 0xf8, typ & 0x7f);        /* CMP(EAX, ?); */
 271         jitCompPutByte2(w->dst, 0x0f, 0x85); /* JNE */
 272         jitCompPutImm32(w, errfnc - (w->dst + 4));
 273         return;
 274 }
 275
 276 void jitCompA0001_checkType(struct JitCompWork *w, int pxx, int typ, int ac)
 277 // data用.
 278 // 将来的にはaliveやアクセス権チェックも入れる
 279 {
 280         jitCompA0001_checkType0(w, pxx, typ, ac);
 281         return;
 282 }
 283
 284 void jitCompA0001_checkLimit(struct JitCompWork *w, int reg, int pxx)
 285 {
 286         jitCompPutByte1(w->dst, 0x3b);  /* CMP(reg, [EBP+?]); */
 287         jitCompA0001_85DispN(w, 256 + pxx * 32 + 8, reg);       /* p0 */
 288         jitCompPutByte2(w->dst, 0x0f, 0x82); /* JB */
 289         jitCompPutImm32(w, errfnc - (w->dst + 4));
 290         jitCompPutByte1(w->dst, 0x3b);  /* CMP(reg, [EBP+?]); */
 291         jitCompA0001_85DispN(w, 256 + pxx * 32 + 12, reg);      /* p1 */
 292         jitCompPutByte2(w->dst, 0x0f, 0x83); /* JAE */
 293         jitCompPutImm32(w, errfnc - (w->dst + 4));
 294         return;
 295 }
 296
 297 void func3c(char *ebp, int opt, int r1, int p1, int lenR, int lenP, int r0, int p0);
 298 void func3d(char *ebp, int opt, int r1, int p1, int lenR, int lenP, int r0, int p0);
 299 void funcf4(char *ebp, int pxx, int typ, int len);
 300 void funcf5(char *ebp, int pxx, int typ, int len); // pxxはダミーで参照されない.
 301 void funcf6(char *ebp, int pxx, int typ, int len);
 302 void funcf7(char *ebp, int pxx, int typ, int len); // typとlenはダミーで参照されない.
 303 // F5の場合、decoderが対応するalloc-freeを結びつけるのが簡単で、typやlenを指定必須にしてもフロントエンドコードに影響はない.
 304
 305 void errHndl(HOSECPU_RuntimeEnvironment *r);
 306
 307 /*
 308  * dst : 現在の書き込みアドレス。
 309  * dst1 : 書き込みアドレスの最大値
 310  * src : 現在の読み込みアドレス(ヘッダ部は飛ばしてある
 311  * src1 : 読み込みアドレスの最大値
 312  * src0 : 読み込みバイナリのアドレス
 313  */
 314 int jitCompiler(unsigned char *dst, unsigned char *dst1, const unsigned char *src, const unsigned char *src1, const unsigned char *src0, HOSECPU_LabelListTag *label, int maxLabels, int level, int debugInfo1, int flags)
 315 /* IA-32用 */
 316 /* 本来ならこのレイヤでは文法チェックしない */
 317 {
 318         struct JitCompWork w;
 319         unsigned char *dst00 = dst, *enter0 = NULL, *tmp_ucp;
 320     char *errmsg = "";
 321         const unsigned char *oldsrc;
 322         int timecount = 0, i, j = 0, lastlabel = -1, debugInfo0 = -1;
 323         int reg0, reg1, reg2, cmp0reg = -1, cmp0lev = 0;
 324         w.dst = w.dst0 = dst;
 325         w.err = 0;
 326         w.maxLabels = maxLabels;
 327
 328         if ((flags & JITC_NOSTARTUP) == 0) {
 329                 jitCompPutByte1(w.dst, 0x60); /* PUSHAD(); */
 330                 jitCompA000_loadRegCacheAll(&w); /* start-up */
 331                 jitCompA000_loadPRegCacheAll(&w);
 332         }
 333         if (level <= JITC_LV_SLOWER) {
 334                 jitCompPutByte2(w.dst, 0x31, 0xc0);     /* XOR(EAX, EAX); */
 335                 jitCompA0001_movEbpDispReg32(&w, 2304 + 0, 0 /* EAX */); /* MOV(debugInfo0, EAX); */
 336                 jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
 337                 jitCompPutImm32(&w, debugInfo1);
 338                 jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
 339         }
 340         while (src < src1) {
 341                 w.prefix = 0;   //0x04 CND 命令で変更される
 342                 if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; goto err_w; }  // 書き込み領域が残り256バイト未満ならエラー
 343                 timecount++;
 344                 if (timecount >= 64) {
 345                         timecount -= 64;
 346                         /* 未完成(timeoutチェックコードを入れる) */
 347                 }
 348         prefix_continue:        // CND命令実行後ここに戻る
 349                 switch (*src) {
 350
 351                 case 0x00:      /* NOP */
 352                         if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }     // 「条件付きでNOPを実行」するなんて、矛盾している!
 353                         break;
 354
 355                 case 0x01:      /* LB */
 356
 357                         /*
 358                          * LB : ラベル設置命令。(6byte)
 359                          * ・prefex = 1にする
 360                          * ・timecount++し、timecountのチェックをする。
 361                          * ・ラベル位置を登録する。
 362                          * ・割り込みがある場合、このタイミングで割り込みを発生させる。
 363                          *
 364                          *  1   2       3       456
 365                          *      LB      01      opt     imm32
 366                          *
 367                          */
 368
 369                         if (enter0 == NULL && (src[6] == 0x3c /* 多数のレジスタをスタックに退避 */ || (src[6] == 0xfe/* REMARK */ && src[7] == 0x01 && src[9] == 0x3c))) {       //beginFunc()中のLB
 370                                 // LB命令の後に0x3C命令・・・beginFunc()
 371                                 jitCompPutByte1(w.dst, 0xe9);   // (x86) JMP rel32 : 次の命令との相対オフセットだけ相対ニアジャンプする
 372                                 enter0 = w.dst;
 373                                 jitCompPutImm32(&w, 0); // 飛び相対座標が0 ・・・パイプラインのフラッシュ??
 374                         }
 375                         if (src[6] == 0x34) {   // LBの次の命令がDATA ・・・DAT_SA0(label, typ32, length) ・・・メモリ確保命令
 376                                 tmp_ucp = w.dst;
 377                                 jitCompPutByte1(w.dst, 0xe9);   // (x86) JMP rel32 : 次の命令との相対オフセットだけ相対ニアジャンプする
 378                                 i = jitCompGetImm32(&src[7]);   // type32 を取得
 379                                 j = 32;
 380                                 if (i != 1) {
 381                                         i = jitCompA000_convTyp(i);
 382                                         j = 0;
 383                                         if (i == 2 || i == 3) { j = 1; }
 384                                         if (i == 4 || i == 5) { j = 2; }
 385                                         if (i == 6 || i == 7) { j = 4; }
 386                                 }
 387                                 j *= jitCompGetImm32(&src[11]);
 388                                 if (j <= 0) w.err = JITC_ERR_BADTYPE;
 389                                 jitCompPutImm32(&w, j);
 390 #if (jitCompA0001_OPTIMIZE_JMP != 0)
 391                                 if (j <= 127 - jitCompA0001_OPTIMIZE_ALIGN) {
 392                                         w.dst -= 5;
 393                                         jitCompPutByte2(w.dst, 0xeb, j);
 394                                 }
 395 #endif
 396                         }
 397 #if (jitCompA0001_OPTIMIZE_ALIGN != 0)
 398                         for (;;) {
 399                                 i = ((int)w.dst) & (jitCompA0001_OPTIMIZE_ALIGN - 1); /* ALIGNで割ったあまりを計算 */
 400                                 if (i == 0) break;
 401                                 i = jitCompA0001_OPTIMIZE_ALIGN - i;
 402                                 if (i == 1) { jitCompPutByte1(w.dst, 0x90); j += i; } /* NOP(); */
 403                                 if (i == 2) { jitCompPutByte2(w.dst, 0x89, 0xc0); j += i; } /* MOV(EAX, EAX); */
 404                                 if (i == 3) { jitCompPutByte3(w.dst, 0x8d, 0x76, 0x00); j += i; } /* LEA(ESI, [ESI+0]); */
 405                                 if (i == 4) { jitCompPutByte4(w.dst, 0x8d, 0x74, 0x26, 0x00); j += i; } /* LEA(ESI, [ESI*1+0]); */
 406                                 if (i == 5) { jitCompPutByte1(w.dst, 0x0d); jitCompPutImm32(&w, 0); j += i; } /* OR(EAX, 0); */
 407                                 if (i == 6) { jitCompPutByte2(w.dst, 0x8d, 0xb6); jitCompPutImm32(&w, 0); j += i; } /* LEA(ESI, [ESI+0]); */
 408                                 if (i >= 7) { jitCompPutByte3(w.dst, 0x8d, 0xb4, 0x26); jitCompPutImm32(&w, 0); j += 7; } /* LEA(ESI, [ESI*1+0]); */
 409                         }
 410 #endif
 411                         if (src[6] == 0x34) {
 412                                 tmp_ucp[1] = j & 0xff;
 413                                 if (*tmp_ucp == 0xe9) {
 414                                         tmp_ucp[2] = (j >> 8) & 0xff;
 415                                         tmp_ucp[3] = (j >> 16) & 0xff;
 416                                         tmp_ucp[4] = (j >> 24) & 0xff;
 417                                 }
 418                         }
 419                         if ((flags & JITC_PHASE1) == 0) {
 420                                 i = jitCompGetLabelNum(&w, src + 2);
 421                                 //printf("i=%06X %06X\n", i, src-src0);
 422                                 if (label[i].opt != 0 && w.err == 0) { w.err = JITC_ERR_LABELREDEF; goto err_w; }
 423                                 if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
 424                                 label[i].opt = src[1] + 1;
 425                                 label[i].typ = 0; /* TYP_CODE */
 426                                 label[i].p = w.dst;
 427                                 label[i].p1 = w.dst + 1;
 428                                 lastlabel = i;
 429                         }
 430                         cmp0reg = -1;
 431                         timecount = 0;
 432                         /* 未完成(timeoutチェックコードを入れる) */
 433                         break;
 434
 435                 case 0x02:      /* LIMM */
 436
 437                         /*
 438                          * LIMM : 定数即値代入命令(6byte)
 439                          *
 440                          *      1       2               3456
 441                          *      02      reg0R   imm32
 442                          *
 443                          * ・reg3F は条件比較慣用句指定用＆演算命令即値慣用句指定用。よってCND命令の直後では使用できない。
 444                          */
 445
 446                         if (src[1] == 0x3f && w.prefix != 0) w.err = JITC_ERR_PREFIX;   // CND命令の直後でR3Fを書き換えるなんて変だよね
 447
 448 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 449                         if (src[1] == 0x3f) {           // R3Fへの代入は例外敵に、 w.r3f を使用
 450                                 w.r3f = jitCompGetImm32(src + 2);
 451                                 break;
 452                         }
 453 #endif
 454                         i = jitCompGetImm32(src + 2);   // 与えられた即値(第二引数)を取得
 455
 456                         /* R00-R02 なら EBX, ECX, EDX 、それ以外なら EAX のレジスタIDを reg0 に代入 */
 457                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 458
 459 #if (jitCompA0001_OPTIMIZE_MOV != 0)
 460                         if (i == 0) {
 461                                 jitCompPutByte2(w.dst, 0x31, 0xc0 | reg0 << 3 | reg0);  /* XOR(reg0, reg0); */
 462                                 jitCompA0001_movRxxEax(&w, src[1]);
 463                                 break;
 464                         }
 465 #endif
 466
 467                         /* reg0 のレジスタに対応したMOV命令を発行 */
 468                         jitCompPutByte1(w.dst, 0xb8 | reg0);    /* MOV(reg0, ?);  == 10111000b+wr imm32 */
 469                         jitCompPutImm32(&w, i);
 470
 471                         if (reg0 == 0)  // R03以降の、レジスタの内容をメモリ上に格納してエミュレートする場合
 472
 473                                 jitCompA0001_movRxxEax(&w, src[1]);
 474                         break;
 475
 476                 case 0x03:      /* PLIMM */     /* 未完成(plsまで対応) */
 477
 478                         /*
 479                         * PLIMM : ラベル番号代入命令(6byte)
 480                         *
 481                         *       1       2       3456
 482                         *       03      PXX     imm32
 483                         *
 484                         * ・P28 はAPI用
 485                         * ・P30　はリターンアドレス
 486                         * ・P3F はプログラムカウンタ
 487                         */
 488
 489                         i = jitCompGetLabelNum(&w, src + 2);    // Pxxに代入するラベルの番号(第二引数)
 490                         if ((flags & JITC_PHASE1) != 0 && w.err == 0) { // Phase 1であるならば
 491                                 if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }             // 指定されたラベル番号は存在しない
 492                                 if (src[1] != 0x3f && label[i].opt != 2) { w.err = JITC_ERR_LABELTYP; goto err_w; }     //
 493                                 if (src[1] == 0x3f && label[i].typ != 0) { w.err = JITC_ERR_LABELTYP; goto err_w; } // プログラムカウンタに TYP_CODEでない値は代入できない
 494                         }
 495                         if (src[1] == 0x3f) {   // プログラムカウンタへの代入なら
 496                                 if (w.prefix == 0) {    // CND命令による条件付きでなければ、即座に移動
 497                                         jitCompPutByte1(w.dst, 0xe9); /* JMP(?); */
 498                                 }
 499                                 else {  // 直前はCND命令。
 500
 501                                         /*
 502                                          * CND命令
 503                                          *      1       2
 504                                          *      04      reg0R
 505                                          *
 506                                          * いま、dstの末端はJZ命令になっている。 0x0F 0x84 cd
 507                                          */
 508
 509                                          // JZのとび先アドレスの書き換え?
 510                                         w.dst[-1] = w.dst[-2] ^ 0xf1; /* 74->85, 75->84 */
 511                                         w.dst[-2] = 0x0f;
 512
 513                                         w.prefix = 0;
 514                                 }
 515                                 j = 0;
 516                                 if ((flags & JITC_PHASE1) != 0 || (((flags & JITC_PHASE1) == 0) && label[i].opt != 0))  // label番号iが確保されていれば (このif文は意味をなさない)
 517                                         j = label[i].p - (w.dst + 4);   // j はとび先の相対番地
 518                                 jitCompPutImm32(&w, j); // JMP もしくは JZ 命令のアドレス部を記述
 519 #if (jitCompA0001_OPTIMIZE_JMP != 0)
 520                                 if (-128 - 3 <= j && j < 0) {
 521                                         if (w.dst[-5] == 0xe9) {
 522                                                 j += 3;
 523                                                 w.dst -= 5;
 524                                                 jitCompPutByte1(w.dst, 0xeb); /* JMP(?); */
 525                                         }
 526                                         else {
 527                                                 j += 4;
 528                                                 w.dst -= 6;
 529                                                 jitCompPutByte1(w.dst, w.dst[1] ^ 0xf0);
 530                                         }
 531                                         jitCompPutByte1(w.dst, j & 0xff);
 532                                 }
 533 #endif
 534                         }
 535                         else {  // プログラムカウンタ以外への代入
 536
 537                                 // 代入先が P01, P02なら ESI, EDI,それ以外ならEAXを指定
 538                                 reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
 539                                 jitCompPutByte1(w.dst, 0xb8 | reg0);    /* MOV(reg0, ?); */
 540                                 jitCompPutImm32(&w, (int)label[i].p);   // ラベルのパスを各レジスタに代入
 541
 542                                 // レジスタへの代入をメモリでエミュレーションする場合は、スタックに積む。
 543                                 if (reg0 == 0)
 544                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32, 0); /* MOV([EBP+?], EAX); */
 545
 546                                 if (level < JITC_LV_FASTEST) {
 547                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 8, reg0); /* MOV([EBP+?], reg0); */ /* p0 */
 548                                         jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
 549                                         jitCompPutImm32(&w, label[i].typ);
 550                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 4, 0); /* MOV([EBP+?], EAX); */ /* typ */
 551                                         jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
 552                                         jitCompPutImm32(&w, (int)label[i].p1);
 553                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 12, 0); /* MOV([EBP+?], EAX); */ /* p1 */
 554                                         jitCompPutByte2(w.dst, 0x31, 0xc0);     /* XOR(EAX, EAX); */
 555                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 16, 0); /* MOV([EBP+?], EAX); */ /* liveSign */
 556                                         jitCompA0001_movReg32EbpDisp(&w, 0, 2320); /* MOV(EAX, ptrCtrl); */
 557                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 20, 0); /* MOV([EBP+?], EAX); */ /* pls */
 558                                 }
 559                         }
 560                         break;
 561
 562                 case 0x04:      /* CND (prefix) */
 563
 564                         /*
 565                          * CND命令
 566                          * 与えられたRxxの最下位ビットが1であれば後続の命令を実行、そうでなければ飛ばす。
 567                          */
 568
 569                         if (src[1] >= 0x40) w.err = JITC_ERR_REGNUM;    // R00-R3F 以外のレジスタは比較対象にできない
 570
 571                         // 比較対象のレジスタがメモリ上にあれば-1, それ以外なら適切なレジスタ番号を返す
 572                         reg0 = jitCompA000_selectRegCache(src[1], -1 /* mem */);
 573
 574                         /* TEST命令を発行 */
 575                         if (reg0 < 0) { //比較対象のレジスタはメモリ上にある
 576                                 jitCompPutByte1(w.dst, 0xf7); /* TEST([EBP+?],1); */
 577                                 jitCompA0001_85DispN(&w, src[1] * 4, 0);
 578                         }
 579                         else {
 580                                 jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); /* TEST(reg0,1); */
 581                         }
 582                         jitCompPutImm32(&w, 1);
 583
 584                         /* JZ命令を発行 */
 585                         jitCompPutByte2(w.dst, 0x74, 0x00);     /* JZ($+2) */
 586                         cmp0reg = -1;
 587                         if (w.err != 0) goto err_w;
 588                         src += 2;
 589                         w.prefix = 1;   // プリフィックスをセット
 590                         w.dst0 = w.dst;
 591                         goto prefix_continue;
 592
 593                 case 0x08: /* LMEM */   /* 完成 */
 594                         i = jitCompGetImm32(src + 2);
 595                         if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
 596                         if (level < JITC_LV_FASTER) {
 597                                 jitCompA0001_checkType(&w, src[6], i, 0); // read
 598                                 cmp0reg = -1;
 599                         }
 600                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 601                         reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
 602                         if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
 603                                 reg1 = 0; /* EAX */
 604                         if (reg1 == 2 /* EDX */)
 605                                 jitCompA000_storeRegCacheEdx(&w);
 606                         if (reg1 <= 3 /* EAX, EDX */)
 607                                 jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
 608                         if (level < JITC_LV_FASTER)
 609                                 jitCompA0001_checkLimit(&w, reg1, src[6]);
 610                         i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
 611                         switch (i) {
 612                         case 0x0002:
 613                                 jitCompPutByte3(w.dst, 0x0f, 0xbe, reg0 << 3 | reg1);   /* MOVSX(reg0,BYTE [reg1]); */
 614                                 break;
 615                         case 0x0003:
 616                                 jitCompPutByte3(w.dst, 0x0f, 0xb6, reg0 << 3 | reg1);   /* MOVZX(reg0,BYTE [reg1]); */
 617                                 break;
 618                         case 0x0004:
 619                                 jitCompPutByte3(w.dst, 0x0f, 0xbf, reg0 << 3 | reg1);   /* MOVSX(reg0,WORD [reg1]); */
 620                                 break;
 621                         case 0x0005:
 622                                 jitCompPutByte3(w.dst, 0x0f, 0xb7, reg0 << 3 | reg1);   /* MOVZX(reg0,WORD [reg1]); */
 623                                 break;
 624                         case 0x0006:
 625                         case 0x0007:
 626                                 jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
 627                                 break;
 628                         default:
 629                                 w.err = JITC_ERR_BADTYPE;
 630                         }
 631                         if (reg0 == 0 /* EAX */)
 632                                 jitCompA0001_movRxxEax(&w, src[1]);
 633                         if (reg1 == 2 /* EDX */)
 634                                 jitCompA000_loadRegCacheEdx(&w);
 635                         break;
 636
 637                 case 0x09: /* SMEM */   /* 完成 */
 638                         i = jitCompGetImm32(src + 2);
 639                         if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
 640                         if (level < JITC_LV_FASTER) {
 641                                 jitCompA0001_checkType(&w, src[6], i, 1); // write
 642                                 cmp0reg = -1;
 643                         }
 644                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 645                         reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
 646                         if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
 647                                 reg1 = 0; /* EAX */
 648                         if (reg1 == 2 /* EDX */)
 649                                 jitCompA000_storeRegCacheEdx(&w);
 650                         if (reg1 <= 3 /* EAX, EDX */)
 651                                 jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
 652                         if (level < JITC_LV_FASTER)
 653                                 jitCompA0001_checkLimit(&w, reg1, src[6]);
 654                         if (reg0 == 0 /* EAX */)
 655                                 jitCompA0001_movEaxRxx(&w, src[1]);
 656                         /* 値の範囲チェック */
 657                         i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
 658                         switch (i) {
 659                         case 0x0002:
 660                         case 0x0003:
 661                                 jitCompPutByte2(w.dst, 0x88, reg0 << 3 | reg1); /* MOV([reg1], BYTE(reg0)); */
 662                                 break;
 663                         case 0x0004:
 664                         case 0x0005:
 665                                 jitCompPutByte3(w.dst, 0x66, 0x89, reg0 << 3 | reg1);   /* MOV([reg1], WORD(reg0)); */
 666                                 break;
 667                         case 0x0006:
 668                         case 0x0007:
 669                                 jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
 670                                 break;
 671                         default:
 672                                 w.err = JITC_ERR_BADTYPE;
 673                         }
 674                         if (reg1 == 2 /* EDX */)
 675                                 jitCompA000_loadRegCacheEdx(&w);
 676                         break;
 677
 678                 case 0x0a: /* PLMEM */  /* 完成 */
 679                         i = jitCompGetImm32(src + 2);
 680                         if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
 681                         if (level < JITC_LV_FASTER) {
 682                                 jitCompA0001_checkType(&w, src[6], i, 0); // read
 683                                 cmp0reg = -1;
 684                         }
 685                         reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
 686                         reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
 687                         //      if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
 688                         //              reg1 = 0; /* EAX */
 689                         if (reg0 == reg1 && reg0 != 0) {        // bugfix: hinted by yao, 2013.09.14. thanks!
 690                                 jitCompA000_storePRegCacheAll(&w);
 691                                 reg1 = 2; /* EDX */
 692                         }
 693                         if (reg1 == 2 /* EDX */)
 694                                 jitCompA000_storeRegCacheEdx(&w);
 695                         if (reg1 <= 3 /* EAX, EDX */)
 696                                 jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
 697                         if (level < JITC_LV_FASTER)
 698                                 jitCompA0001_checkLimit(&w, reg1, src[6]);
 699                         jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
 700                         if (reg0 == 0 /* EAX */)
 701                                 jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0); /* MOV([EBP+?], EAX); */
 702                         for (i = 4; i < 32; i += 4) {
 703                                 jitCompPutByte3(w.dst, 0x8b, 0x40 | reg1, i);   /* MOV(EAX, [reg1+?]); */
 704                                 jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
 705                         }
 706                         if (reg1 == 2 /* EDX */)
 707                                 jitCompA000_loadRegCacheEdx(&w);
 708                         break;
 709
 710                 case 0x0b: /* PSMEM */  /* 完成 */
 711                         i = jitCompGetImm32(src + 2);
 712                         if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
 713                         if (level < JITC_LV_FASTER) {
 714                                 jitCompA0001_checkType(&w, src[6], i, 1); // write
 715                                 cmp0reg = -1;
 716                         }
 717                         reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
 718                         reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
 719                         //      if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
 720                         //              reg1 = 0; /* EAX */
 721                         if (reg1 == 2 /* EDX */)
 722                                 jitCompA000_storeRegCacheEdx(&w);
 723                         if (reg1 <= 3 /* EAX, EDX */)
 724                                 jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
 725                         if (level < JITC_LV_FASTER)
 726                                 jitCompA0001_checkLimit(&w, reg1, src[6]);
 727                         if (reg0 == 0 /* EAX */)
 728                                 jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[1] * 32 + 0); /* MOV(reg0, [EBP+?]); */
 729                         jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
 730                         for (i = 4; i < 32; i += 4) {
 731                                 jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[1] * 32 + i); /* MOV(EAX, [EBP+?]); */
 732                                 jitCompPutByte3(w.dst, 0x89, 0x40 | reg1, i);   /* MOV([reg1+?], EAX); */
 733                         }
 734                         if (reg1 == 2 /* EDX */)
 735                                 jitCompA000_loadRegCacheEdx(&w);
 736                         break;
 737
 738                 case 0x0e: /* PADD */           /* 完成 */
 739                         if (level < JITC_LV_FASTER) {
 740                                 jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 2), 2); // other, aliveテストはとりあえずしない.
 741                                 cmp0reg = -1;
 742                         }
 743                         reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
 744                         reg1 = jitCompA000_selectPRegCache(src[6], -1 /* mem */);
 745                         if (reg1 < 0 /* mem */)
 746                                 jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
 747                         if (reg1 >= 0 && reg0 != reg1) {
 748                                 jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
 749                         }
 750                         i = jitCompGetImm32(src + 2);
 751                         j = -1;
 752                         if (i == 1)
 753                                 j = 5; /* 32 */
 754                         else {
 755                                 i = jitCompA000_convTyp(i);
 756                                 if (0x0002 <= i && i <= 0x0007)
 757                                         j = (i - 0x0002) >> 1;
 758                         }
 759                         if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
 760 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 761                         if (src[7] == 0x3f) {
 762                                 j = w.r3f << j;
 763 #if (jitCompA0001_USE_R3F_IMM8 != 0)
 764                                 if (-0x80 <= j && j <= 0x7f) {
 765 #if (jitCompA0001_USE_R3F_INCDEC != 0)
 766                                         if (j == 1) { jitCompPutByte1(w.dst, 0x40 | reg0); goto padd1; } /* INC */
 767                                         if (j == -1) { jitCompPutByte1(w.dst, 0x48 | reg0); goto padd1; } /* DEC */
 768 #endif
 769                                         jitCompPutByte3(w.dst, 0x83, 0xc0 | reg0, j & 0xff);    /* ADD(reg0, im8); */
 770                                         goto padd1;
 771                                 }
 772 #endif
 773                                 if (reg0 == 0) {
 774                                         jitCompPutByte1(w.dst, 0x05);   /* ADD(reg0, ?); */
 775                                 }
 776                                 else {
 777                                         jitCompPutByte2(w.dst, 0x81, 0xc0 | reg0);      /* ADD(reg0, ?); */
 778                                 }
 779                                 jitCompPutImm32(&w, j);
 780                                 goto padd1;
 781                         }
 782 #endif
 783                         if (src[7] >= 0x40) w.err = JITC_ERR_REGNUM;
 784                         if (j == 0) {
 785                                 reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
 786                                 if (reg1 >= 0) {
 787                                         jitCompPutByte2(w.dst, 0x01, 0xc0 | reg1 << 3 | reg0);  /* ADD(reg0, reg1); */
 788                                 }
 789                                 else {
 790                                         jitCompPutByte1(w.dst, 0x03);   /* ADD(reg0, [EBP+?]); */
 791                                         jitCompA0001_85DispN(&w, src[7] * 4, reg0);
 792                                 }
 793                         }
 794                         else {
 795                                 reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
 796                                 reg2 = 2; /* EDX */
 797                                 jitCompA000_storeRegCacheEdx(&w);
 798                                 if (reg1 < 0)
 799                                         jitCompA0001_movReg32EbpDisp(&w, reg2, src[7] * 4); /* MOV(reg2, [EBP+?]); */
 800                                 if (reg1 >= 0 && reg1 != reg2) {
 801                                         jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg2); /* MOV(reg2, reg1); */
 802                                 }
 803                                 jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg2, j);   /* SHL(reg2, ?); */
 804                                 jitCompPutByte2(w.dst, 0x01, 0xc0 | reg2 << 3 | reg0);  /* ADD(reg0, reg2); */
 805                                 jitCompA000_loadRegCacheEdx(&w);
 806                         }
 807 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 808                 padd1:
 809 #endif
 810                         if (reg0 == 0 /* EAX */)
 811                                 jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, reg0); /* MOV([EBP+?], reg0); */
 812                         if (src[1] != src[6]) {
 813                                 for (i = 4; i < 32; i += 4) {
 814                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
 815                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
 816                                 }
 817                         }
 818                         cmp0reg = -1;
 819                         break;
 820
 821                 case 0x0f: /* PDIF */   /* 未完成 */
 822                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 823                         jitCompA000_storePRegCacheAll(&w); // 手抜き.
 824                         jitCompA0001_checkCompPtr(&w, src[6], src[7]);
 825                         jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
 826                         jitCompPutByte1(w.dst, 0x2b);   /* SUB(EAX, [EBP+?]); */
 827                         jitCompA0001_85DispN(&w, 256 + src[7] * 32 + 0, reg0);
 828                         i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
 829                         j = -1;
 830                         if (0x0002 <= i && i <= 0x0007)
 831                                 j = (i - 0x0002) >> 1;
 832                         if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
 833                         if (j > 0) {
 834                                 jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, j);   /* SAR(reg0,?); */
 835                         }
 836                         if (reg0 == 0 /* EAX */)
 837                                 jitCompA0001_movRxxEax(&w, src[1]);
 838                         cmp0reg = src[1]; cmp0lev = 1;
 839                         break;
 840
 841                 case 0x10:      /* OR */
 842                 case 0x11:      /* XOR */
 843                 case 0x12:      /* AND */
 844                 case 0x14:      /* ADD */
 845                 case 0x15:      /* SUB */
 846                 case 0x16:      /* MUL */
 847                         if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
 848                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 849                         reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
 850 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 851                         if (src[2] == 0x3f) {   // SUBのみ該当.
 852                                 if (*src != 0x15) w.err = JITC_ERR_REGNUM;
 853                                 reg2 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
 854                                 if (reg2 >= 0)
 855                                         jitCompA000_storeRegCacheAll(&w);
 856                                 jitCompPutByte1(w.dst, 0xb8 | reg0);    /* MOV(reg0, ?); */
 857                                 jitCompPutImm32(&w, w.r3f);
 858                                 jitCompPutByte1(w.dst, 0x2b);
 859                                 jitCompA0001_85DispN(&w, src[3] * 4, reg0);
 860                                 if (reg0 == 0)
 861                                         jitCompA0001_movRxxEax(&w, src[1]);
 862                                 break;
 863                         }
 864 #endif
 865                         if (reg1 < 0) {
 866                                 jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg0, [EBP+?]); */
 867                         }
 868                         if (reg1 >= 0 && reg0 != reg1) {
 869                                 jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
 870                         }
 871                         if (!(src[0] == 0x10 && src[3] == 0xff)) {  // bugfix: hinted by Iris, 2013.06.26. thanks!
 872                                 cmp0reg = src[1];
 873                                 cmp0lev = 1;
 874                                 if (src[0] < 0x14)
 875                                         cmp0lev = 2;
 876                                 if (src[0] == 0x16)
 877                                         cmp0reg = -1;
 878                         }
 879                         if (!(src[0] == 0x10 && src[3] == 0xff)) {
 880 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 881                                 if (src[3] == 0x3f) {
 882                                         if (*src == 0x16 && w.r3f == -1) {
 883                                                 jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0); /* NEG(reg0); */
 884                                                 if (reg0 == 0)
 885                                                         jitCompA0001_movRxxEax(&w, src[1]);
 886                                                 break;
 887                                         }
 888 #if (jitCompA0001_USE_R3F_INCDEC != 0)
 889                                         if ((*src == 0x14 && w.r3f == 1) || (*src == 0x15 && w.r3f == -1)) {
 890                                                 jitCompPutByte1(w.dst, 0x40 | reg0);    /* INC(reg0); */
 891                                                 if (reg0 == 0)
 892                                                         jitCompA0001_movRxxEax(&w, src[1]);
 893                                                 break;
 894                                         }
 895                                         if ((*src == 0x15 && w.r3f == 1) || (*src == 0x14 && w.r3f == -1)) {
 896                                                 jitCompPutByte1(w.dst, 0x48 | reg0);    /* DEC(reg0); */
 897                                                 if (reg0 == 0)
 898                                                         jitCompA0001_movRxxEax(&w, src[1]);
 899                                                 break;
 900                                         }
 901 #endif
 902 #if (jitCompA0001_USE_R3F_IMM8 != 0)
 903                                         if (-0x80 <= w.r3f && w.r3f <= 0x7f) {
 904                                                 if (*src != 0x16) {
 905                                                         static unsigned char basic_op_table_im8[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
 906                                                         jitCompPutByte3(w.dst, 0x83, basic_op_table_im8[*src - 0x10] | reg0, w.r3f & 0xff);
 907                                                 }
 908                                                 else {
 909                                                         jitCompPutByte3(w.dst, 0x6b, 0xc0 | reg0 << 3 | reg0, w.r3f & 0xff);
 910                                                 }
 911                                                 if (reg0 == 0)
 912                                                         jitCompA0001_movRxxEax(&w, src[1]);
 913                                                 break;
 914                                         }
 915 #endif
 916                                         if (reg0 == 0 /* EAX */) {
 917                                                 static unsigned char basic_op_table_im32_eax[] = { 0x0d, 0x35, 0x25, 0, 0x05, 0x2d, 0xc0 };
 918                                                 if (*src == 0x16) { jitCompPutByte1(w.dst, 0x69); }
 919                                                 jitCompPutByte1(w.dst, basic_op_table_im32_eax[*src - 0x10]);
 920                                         }
 921                                         else {
 922                                                 if (*src != 0x16) {
 923                                                         static unsigned char basic_op_table_im32_reg[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
 924                                                         jitCompPutByte2(w.dst, 0x81, basic_op_table_im32_reg[*src - 0x10] | reg0);
 925                                                 }
 926                                                 else {
 927                                                         jitCompPutByte2(w.dst, 0x69, 0xc0 | reg0 << 3 | reg0);
 928                                                 }
 929                                         }
 930                                         jitCompPutImm32(&w, w.r3f);
 931                                         if (reg0 == 0)
 932                                                 jitCompA0001_movRxxEax(&w, src[1]);
 933                                         break;
 934                                 }
 935 #endif
 936                                 reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
 937                                 if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
 938                                 if (*src != 0x16) {
 939                                         if (reg1 >= 0) {
 940                                                 static unsigned char basic_op_table_rr[] = { 0x09, 0x31, 0x21, 0, 0x01, 0x29 }; /* op(reg,reg); */
 941                                                 jitCompPutByte2(w.dst, basic_op_table_rr[*src - 0x10], 0xc0 | reg1 << 3 | reg0);
 942                                         }
 943                                         else {
 944                                                 static unsigned char basic_op_table_rm[] = { 0x0b, 0x33, 0x23, 0, 0x03, 0x2b, 0xaf }; /* op(reg,mem); */
 945                                                 jitCompPutByte1(w.dst, basic_op_table_rm[*src - 0x10]);
 946                                                 jitCompA0001_85DispN(&w, src[3] * 4, reg0);
 947                                         }
 948                                 }
 949                                 else {
 950                                         if (reg1 >= 0) {
 951                                                 jitCompPutByte3(w.dst, 0x0f, 0xaf, 0xc0 | reg0 << 3 | reg1);
 952                                         }
 953                                         else {
 954                                                 jitCompPutByte2(w.dst, 0x0f, 0xaf);
 955                                                 jitCompA0001_85DispN(&w, src[3] * 4, reg0);
 956                                         }
 957                                 }
 958                         }
 959                         if (reg0 == 0)
 960                                 jitCompA0001_movRxxEax(&w, src[1]);
 961                         break;
 962
 963                 case 0x18:      /* SHL */
 964                 case 0x19:      /* SAR */
 965                         if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
 966                         if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
 967 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 968                         if (src[3] == 0x3f) {
 969                                 reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
 970                                 reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
 971                                 if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
 972                                 if (reg1 == -1)
 973                                         jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg1, [EBP+?]); */
 974                                 else {
 975                                         if (reg0 != reg1) {
 976                                                 jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
 977                                         }
 978                                 }
 979                                 if (*src == 0x18) { jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg0, w.r3f); } /* SHL(reg0, im8); */
 980                                 if (*src == 0x19) { jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, w.r3f); } /* SAR(reg0, im8); */
 981                                 if (reg0 == 0 /* EAX */)
 982                                         jitCompA0001_movRxxEax(&w, src[1]);
 983                                 cmp0reg = src[1];
 984                                 cmp0lev = 1;
 985                                 break;
 986                         }
 987 #endif
 988                         jitCompA000_storeRegCacheAll(&w); // 手抜き.
 989                         jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
 990 #if (jitCompA0001_USE_R3F_IMM32 != 0)
 991                         if (src[2] == 0x3f) {
 992                                 jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
 993                                 jitCompPutImm32(&w, w.r3f);
 994                         }
 995                         else {
 996                                 jitCompA0001_movEaxRxx(&w, src[2]);
 997                         }
 998 #else
 999                         jitCompA0001_movEaxRxx(&w, src[2]);
1000 #endif
1001                         if (*src == 0x18) { jitCompPutByte2(w.dst, 0xd3, 0xe0); } /* SHL(EAX, CL); */
1002                         if (*src == 0x19) { jitCompPutByte2(w.dst, 0xd3, 0xf8); } /* SAR(EAX, CL); */
1003                         jitCompA0001_movRxxEax(&w, src[1]);
1004                         jitCompA000_loadRegCacheAll(&w); // 手抜き.
1005                         cmp0reg = src[1];
1006                         cmp0lev = 1;
1007                         break;
1008
1009                 case 0x1a:      /* DIV */
1010                 case 0x1b:      /* MOD */
1011                         if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
1012                         if (src[2] >= 0x40) w.err = JITC_ERR_REGNUM;
1013                         if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
1014                         jitCompA000_storeRegCacheAll(&w); // 手抜き.
1015 #if (jitCompA0001_USE_R3F_IMM32 != 0)
1016                         if (src[3] == 0x3f) {
1017                                 jitCompPutByte1(w.dst, 0xb8 | 1);       /* MOV(ECX, ?); */
1018                                 jitCompPutImm32(&w, w.r3f);
1019                         }
1020                         else {
1021                                 jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
1022                         }
1023                         if (src[2] == 0x3f) {
1024                                 jitCompPutByte1(w.dst, 0xb8 | 0);       /* MOV(EAX, ?); */
1025                                 jitCompPutImm32(&w, w.r3f);
1026                         }
1027                         else {
1028                                 jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
1029                         }
1030 #else
1031                         jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
1032                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
1033 #endif
1034                         jitCompPutByte1(w.dst, 0x99);   /* CDQ(); */
1035                         /* ECXがゼロではないことを確認すべき */
1036                         jitCompPutByte2(w.dst, 0xf7, 0xf9);     /* IDIV(ECX); */
1037                         if (*src == 0x1a) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 0 /* EAX */); }
1038                         if (*src == 0x1b) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 2 /* EDX */); }
1039                         jitCompA000_loadRegCacheAll(&w); // 手抜き.
1040                         cmp0reg = -1;
1041                         break;
1042
1043                 case 0x1c:      /* PLMT0 */
1044                 case 0x1d:      /* PLMT1 */
1045                         if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
1046                         if (level < JITC_LV_FASTEST) {
1047                                 cmp0reg = -1;
1048                                 if (level < JITC_LV_FASTER) {
1049                                         // typ が一致していることを確認.
1050                                         // plsとliveSignが一致していることを確認.
1051
1052                                         // preg1はp0 <= p <= p1 を満たしているか？.
1053                                         // 新しいp0/p1は古いp0〜p1に適合しているか？.
1054
1055                                 }
1056                         }
1057
1058                 case 0x1e: /* PCP */            /* 未完成(p1まで完成) */
1059                         if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
1060                         if (src[2] == 0x3f) w.err = JITC_ERR_PREGNUM;
1061                         if (src[1] != 0x3f) {
1062                                 /* src[2] == 0xff の場合に対応できてない */
1063                                 jitCompA000_storePRegCacheAll(&w); // 手抜き.
1064                                 for (i = 0; i < 32; i += 4) {
1065                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + i); /* MOV(EAX, [EBP+?]); */
1066                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
1067                                 }
1068                                 jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1069                         }
1070                         else {
1071                                 if (level < JITC_LV_FASTER) {
1072                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 4); /* MOV(EAX, [EBP+?]); */  /* typ */
1073                                         jitCompPutByte3(w.dst, 0x83, 0xf8, 0);  /* CMP(EAX, 0); */
1074                                         jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
1075                                         jitCompPutImm32(&w, errfnc - (w.dst + 4));
1076                                         /* セキュリティチェックが足りてない!(aliveとか) */
1077                                 }
1078                                 reg0 = 0; /* EAX */
1079                                 jitCompA000_storePRegCacheAll(&w); // 手抜き.
1080                                 jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
1081                                 if (level < JITC_LV_FASTER) {
1082                                         jitCompPutByte1(w.dst, 0x3b);   /* CMP(reg0, [EBP+?]); */
1083                                         jitCompA0001_85DispN(&w, 256 + src[2] * 32 + 8, reg0);  /* p0 */
1084                                         jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
1085                                         jitCompPutImm32(&w, errfnc - (w.dst + 4));
1086                                 }
1087                                 jitCompPutByte2(w.dst, 0xff, 0xe0);     /* JMP(EAX); */
1088                         }
1089                         break;
1090
1091                 case 0x1f: /* PCST */
1092                         if (jitCompGetImm32(src + 2) == 0) {
1093                                 if (level < JITC_LV_FASTER)
1094                                         jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 7), 2);
1095                                 jitCompA000_storePRegCacheAll(&w); // 手抜き.
1096                                 for (i = 0; i < 32 - 4; i += 4) {
1097                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
1098                                         if (i == 4) {
1099                                                 jitCompPutByte1(w.dst, 0x0d); /* OR(EAX, ?); */
1100                                                 jitCompPutImm32(&w, 0x80000000);
1101                                         }
1102                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
1103                                 }
1104                                 jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
1105                                 jitCompPutImm32(&w, debugInfo1);
1106                                 jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 28, 0 /* EAX */); /* MOV([EBP+?], EAX); */
1107                                 jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1108                                 cmp0reg = -1;
1109                                 break;
1110                         }
1111                         if (jitCompGetImm32(src + 7) == 0) {
1112                                 jitCompA000_storePRegCacheAll(&w); // 手抜き.
1113                                 for (i = 0; i < 32 - 4; i += 4) {
1114                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
1115                                         if (i == 4) {
1116                                                 jitCompPutByte1(w.dst, 0x25); /* AND(EAX, ?); */
1117                                                 jitCompPutImm32(&w, 0x7fffffff);
1118                                         }
1119                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
1120                                 }
1121                                 if (level < JITC_LV_FASTER) {
1122                                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + 28); /* MOV(EAX, [EBP+?]); */
1123                                         jitCompPutByte1(w.dst, 0x3d);   /* CMP(EAX, ?); */
1124                                         jitCompPutImm32(&w, debugInfo1);
1125                                         jitCompPutByte2(w.dst, 0x74, 8); /* JE */
1126                                         jitCompPutByte2(w.dst, 0x31, 0xc0);     /* XOR(EAX, EAX); (2) */
1127                                         jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0 /* EAX */); /* MOV([EBP+?], EAX); (1+1+4) */
1128                                 }
1129                                 jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1130                                 cmp0reg = -1;
1131                                 break;
1132                         }
1133                         w.err = JITC_ERR_OPECODE;
1134                         goto err_w;
1135
1136                 case 0x20:      /* CMPE */
1137                 case 0x21:      /* CMPNE */
1138                 case 0x22:      /* CMPL */
1139                 case 0x23:      /* CMPGE */
1140                 case 0x24:      /* CMPLE */
1141                 case 0x25:      /* CMPG */
1142                 case 0x26:      /* TSTZ */
1143                 case 0x27:      /* TSTNZ */
1144                         reg0 = jitCompA000_selectRegCache(src[2], 0 /* EAX */);
1145                         reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
1146                         if (src[1] == 0x3f) {
1147                                 /* 特殊構文チェック */
1148                                 if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
1149                                 if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
1150                                         w.err = JITC_ERR_IDIOM; goto err_w;
1151                                 }
1152                         }
1153                         if (reg0 == 0)
1154                                 jitCompA0001_movEaxRxx(&w, src[2]);
1155 #if (jitCompA0001_USE_R3F_IMM32 != 0)
1156                         if (src[3] == 0x3f) {
1157 #if (jitCompA0001_OPTIMIZE_CMP != 0)
1158                                 if ((*src <= 0x25 && w.r3f == 0) || (*src >= 0x26 && w.r3f == -1)) {
1159                                         i = 0;
1160                                         if (cmp0reg == src[2]) {
1161                                                 if (cmp0lev >= 1 && (src[0] == 0x20 || src[0] == 0x21 || src[0] == 0x26 || src[0] == 0x27))
1162                                                         i = 1;
1163                                                 if (cmp0lev >= 2 && (src[0] == 0x22 || src[0] == 0x23 || src[0] == 0x24 || src[0] == 0x25))
1164                                                         i = 1;
1165                                         }
1166                                         if (i == 0) {
1167                                                 jitCompPutByte2(w.dst, 0x85, 0xc0 | reg0 << 3 | reg0);  /* TEST(reg0, reg0); */
1168                                         }
1169                                         cmp0reg = src[2];
1170                                         cmp0lev = 2;
1171                                         goto cmpcc1;
1172                                 }
1173 #endif
1174 #if (jitCompA0001_USE_R3F_IMM8 != 0)
1175                                 if (-0x80 <= w.r3f && w.r3f <= 0x7f && *src <= 0x25) {
1176                                         jitCompPutByte3(w.dst, 0x83, 0xf8 | reg0, w.r3f);
1177                                         goto cmpcc1;
1178                                 }
1179 #endif
1180                                 if (reg0 == 0) {
1181                                         if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3d); }
1182                                         if (*src >= 0x26) { jitCompPutByte1(w.dst, 0xa9); }
1183                                 }
1184                                 else {
1185                                         if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x81, 0xf8 | reg0); }
1186                                         if (*src >= 0x26) { jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); }
1187                                 }
1188                                 jitCompPutImm32(&w, w.r3f);
1189                                 goto cmpcc1;
1190                         }
1191 #endif
1192                         if (src[3] >= 0x40) w.err = JITC_ERR_PREGNUM;
1193                         if (reg1 >= 0) {
1194                                 if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x39, 0xc0 | reg1 << 3 | reg0); }
1195                                 if (*src >= 0x26) { jitCompPutByte2(w.dst, 0x85, 0xc0 | reg1 << 3 | reg0); }
1196                         }
1197                         else {
1198                                 if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3b); }
1199                                 if (*src >= 0x26) { jitCompPutByte1(w.dst, 0x85); }
1200                                 jitCompA0001_85DispN(&w, src[3] * 4, reg0);
1201                         }
1202                 cmpcc1:
1203                         if (w.err != 0) goto err_w;
1204                         static unsigned char cmpcc_table0[] = {
1205                                 0x04, 0x05, 0x0c, 0x0d, 0x0e, 0x0f, 0x04, 0x05, /* CMPcc, TSTcc */
1206                                 0x04, 0x05, 0x02, 0x03, 0x06, 0x07                              /* PCMPcc */
1207                         };
1208 #if (jitCompA0001_USE_R3F_CMPJMP != 0)
1209                         if (src[1] == 0x3f) {
1210                                 /* 特殊構文を利用した最適化 */
1211                                 jitCompPutByte2(w.dst, 0x0f, 0x80 | cmpcc_table0[*src - 0x20]);
1212                                 src += 6;
1213                                 i = jitCompGetLabelNum(&w, src + 2);
1214                                 if ((flags & JITC_PHASE1) != 0 && w.err != 0) {
1215                                         if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
1216                                         //      if (label[i].typ != 1) { w.err = JITC_ERR_LABELTYP; goto err_w; }
1217                                 }
1218                                 j = 0;
1219                                 if ((flags & JITC_PHASE1) != 0 || (((flags & JITC_PHASE1) == 0) && label[i].opt != 0))
1220                                         j = label[i].p - (w.dst + 4);
1221                                 jitCompPutImm32(&w, j);
1222 #if (jitCompA0001_OPTIMIZE_JMP != 0)
1223                                 if (-128 - 4 <= j && j < 0) {
1224                                         j += 4;
1225                                         w.dst -= 6;
1226                                         jitCompPutByte2(w.dst, w.dst[1] ^ 0xf0, j & 0xff);
1227                                 }
1228 #endif
1229                                 src += 6;
1230                                 if (w.err != 0) goto err_w;
1231                                 continue;
1232                         }
1233 #endif
1234                         /* 一般的なJITC */
1235                         reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
1236                         jitCompPutByte3(w.dst, 0x0f, 0x90 | cmpcc_table0[*src - 0x20], 0xc0 | reg0);    /* SETcc(BYTE(reg0)); */
1237                         jitCompPutByte3(w.dst, 0x0f, 0xb6, 0xc0 | reg0 << 3 | reg0);    /* MOVZX(reg0, BYTE(reg0)); */
1238                         jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0);      /* NEG(reg0); */
1239                         if (reg0 == 0)
1240                                 jitCompA0001_movRxxEax(&w, src[1]);
1241                         cmp0reg = src[2];
1242                         cmp0lev = 1;
1243                         break;
1244
1245                 case 0x28:      /* PCMPE */
1246                 case 0x29:      /* PCMPNE */
1247                 case 0x2a:      /* PCMPL */
1248                 case 0x2b:      /* PCMPGE */
1249                 case 0x2c:      /* PCMPLE */
1250                 case 0x2d:      /* PCMPG */
1251                         if (src[1] == 0x3f) {
1252                                 /* 特殊構文チェック */
1253                                 if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
1254                                 if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
1255                                         w.err = JITC_ERR_IDIOM; goto err_w;
1256                                 }
1257                         }
1258                         if (src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
1259                         jitCompA000_storePRegCacheAll(&w); // 手抜き.
1260                         if (src[3] != 0xff)
1261                                 jitCompA0001_checkCompPtr(&w, src[2], src[3]);
1262                         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
1263                         if (src[3] != 0xff) {
1264                                 jitCompPutByte1(w.dst, 0x3b);   /* CMP(EAX, [EBP+?]); */
1265                                 jitCompA0001_85DispN(&w, 256 + src[3] * 32 + 0, 0);
1266                         }
1267                         else {
1268                                 /* ヌルポインタとの比較はこれでいいのか？たぶんよくない */
1269                                 jitCompPutByte3(w.dst, 0x83, 0xf8, 0x00);       /* CMP(EAX, 0); */
1270                         }
1271                         cmp0reg = -1;
1272                         goto cmpcc1;
1273
1274                 case 0x30:      /* talloc(old:F4) */
1275                 case 0x31:      /* tfree(old:F5) */
1276                 case 0x32:      /* malloc(old:F6) */
1277                 case 0x33:      /* mfree(old:F7) */
1278                         jitCompA000_storeRegCacheAll(&w); // 手抜き.
1279                         jitCompA000_storePRegCacheAll(&w); // 手抜き.
1280                         jitCompPutByte2(w.dst, 0x6a, src[3]);   /* PUSH(?); */
1281                         jitCompPutByte2(w.dst, 0x6a, src[2]);   /* PUSH(?); */
1282                         jitCompPutByte2(w.dst, 0x6a, src[1]);   /* PUSH(?); */
1283                         jitCompPutByte1(w.dst, 0x55);   /* PUSH(EBP); */
1284                         jitCompPutByte1(w.dst, 0xe8);
1285                         if (*src == 0x30) j = ((unsigned char *)&funcf4) - (w.dst + 4);
1286                         if (*src == 0x31) j = ((unsigned char *)&funcf5) - (w.dst + 4);
1287                         if (*src == 0x32) j = ((unsigned char *)&funcf6) - (w.dst + 4);
1288                         if (*src == 0x33) j = ((unsigned char *)&funcf7) - (w.dst + 4);
1289                         jitCompPutImm32(&w, j);
1290                         jitCompPutByte3(w.dst, 0x83, 0xc4, 0x10);       /* ADD(ESP,16); */
1291                         jitCompA000_loadRegCacheAll(&w); // 手抜き.
1292                         jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1293                         cmp0reg = -1;
1294                         break;
1295
1296                 case 0x34:      /* data (暫定) */
1297                         cmp0reg = -1;
1298                         if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
1299                         int k = jitCompGetImm32(&src[1]), tmpData, bitCount, dataWidth = jitCompA000_dataWidth(k);
1300                         if (lastlabel >= 0 && label[lastlabel].typ == 0)
1301                                 label[lastlabel].typ = k;
1302                         if (k != 1) {
1303                                 i = jitCompA000_convTyp(k);
1304                                 if (i < 2 || i > 7) { w.err = JITC_ERR_BADTYPE; goto err_w; }
1305                         }
1306                         j = jitCompGetImm32(&src[5]);
1307                         oldsrc = src;
1308                         src += 9;
1309                         if (k != 1) {
1310                                 bitCount = 7;
1311                                 while (j > 0) {
1312                                         if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
1313                                         if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
1314                                         tmpData = 0;
1315                                         for (k = 0; k < dataWidth; k++) {
1316                                                 tmpData = tmpData << 1 | ((*src >> bitCount) & 1);
1317                                                 bitCount--;
1318                                                 if (bitCount < 0) {
1319                                                         bitCount = 7;
1320                                                         src++;
1321                                                 }
1322                                         }
1323                                         if ((i & 1) == 0 && dataWidth <= 31 && (tmpData >> (dataWidth - 1)) != 0) {
1324                                                 tmpData -= 1 << dataWidth;
1325                                         }
1326                                         if (i == 2 || i == 3) { jitCompPutByte1(w.dst, tmpData & 0xff); }
1327                                         if (i == 4 || i == 5) { jitCompPutByte2(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff); }
1328                                         if (i == 6 || i == 7) { jitCompPutByte4(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff, (tmpData >> 16) & 0xff, (tmpData >> 24) & 0xff); }
1329                                         j--;
1330                                 }
1331                         }
1332                         else {
1333                                 while (j > 0) {
1334                                         if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
1335                                         if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
1336                                         i = jitCompGetImm32(src);
1337                                         src += 4;
1338                                         if ((flags & JITC_PHASE1) != 0 && w.err == 0) {
1339                                                 if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
1340                                         }
1341                                         jitCompPutImm32(&w, (int)label[i].p);
1342                                         jitCompPutImm32(&w, label[i].typ);
1343                                         jitCompPutImm32(&w, (int)label[i].p);
1344                                         jitCompPutImm32(&w, (int)label[i].p1);
1345                                         jitCompPutImm32(&w, 0); /* liveSign */
1346                                         jitCompPutImm32(&w, 2320); /* pls */
1347                                         jitCompPutImm32(&w, 0);
1348                                         jitCompPutImm32(&w, 0);
1349                                         j--;
1350                                 }
1351                         }
1352                         if (lastlabel >= 0 && label[lastlabel].p1 < w.dst)
1353                                 label[lastlabel].p1 = w.dst;
1354                         continue;
1355
1356                 case 0x3c:      /* ENTER */
1357                         jitCompA000_storeRegCacheAll(&w); // 手抜き.
1358                         jitCompA000_storePRegCacheAll(&w); // 手抜き.
1359                         jitCompPutByte2(w.dst, 0x6a, src[6]);   /* PUSH(?); */
1360                         jitCompPutByte2(w.dst, 0x6a, src[5]);   /* PUSH(?); */
1361                         jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f);    /* PUSH(?); */
1362                         jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f);     /* PUSH(?); */
1363                         jitCompPutByte2(w.dst, 0x6a, src[3]);   /* PUSH(?); */
1364                         jitCompPutByte2(w.dst, 0x6a, src[2]);   /* PUSH(?); */
1365                         jitCompPutByte2(w.dst, 0x6a, src[1]);   /* PUSH(?); */
1366                         jitCompPutByte1(w.dst, 0x55);   /* PUSH(EBP); */
1367                         jitCompPutByte1(w.dst, 0xe8);
1368                         j = ((unsigned char *)&func3c) - (w.dst + 4);
1369                         jitCompPutImm32(&w, j);
1370                         jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20);       /* ADD(ESP,32); */
1371                         jitCompA000_loadRegCacheAll(&w); // 手抜き.
1372                         jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1373                         cmp0reg = -1;
1374                         break;
1375
1376                 case 0x3d:      /* LEAVE */
1377                         jitCompA000_storeRegCacheAll(&w); // 手抜き.
1378                         jitCompA000_storePRegCacheAll(&w); // 手抜き.
1379                         jitCompPutByte2(w.dst, 0x6a, src[6]);   /* PUSH(?); */
1380                         jitCompPutByte2(w.dst, 0x6a, src[5]);   /* PUSH(?); */
1381                         jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f);    /* PUSH(?); */
1382                         jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f);     /* PUSH(?); */
1383                         jitCompPutByte2(w.dst, 0x6a, src[3]);   /* PUSH(?); */
1384                         jitCompPutByte2(w.dst, 0x6a, src[2]);   /* PUSH(?); */
1385                         jitCompPutByte2(w.dst, 0x6a, src[1]);   /* PUSH(?); */
1386                         jitCompPutByte1(w.dst, 0x55);   /* PUSH(EBP); */
1387                         jitCompPutByte1(w.dst, 0xe8);
1388                         j = ((unsigned char *)&func3d) - (w.dst + 4);
1389                         jitCompPutImm32(&w, j);
1390                         jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20);       /* ADD(ESP,32); */
1391                         jitCompA000_loadRegCacheAll(&w); // 手抜き.
1392                         jitCompA000_loadPRegCacheAll(&w); // 手抜き.
1393                         cmp0reg = -1;
1394                         break;
1395
1396                 case 0xfe:      /* remark */
1397                         if (src[1] == 0x01 && src[2] == 0x00) { // DBGINFO1
1398                                 if (level <= JITC_LV_SLOWER) {
1399                                         jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
1400                                         jitCompPutImm32(&w, debugInfo1);
1401                                         jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
1402                                 }
1403                         }
1404                         if (src[1] == 0x01 && src[2] == 0x03) { // DBGINFO1CLR
1405                                 if (level <= JITC_LV_SLOWER) {
1406                                         jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
1407                                         jitCompPutImm32(&w, -1);
1408                                         jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
1409                                 }
1410                         }
1411                         if (src[1] == 0x05 && src[2] == 0x00) { // DBGINFO0
1412                                 if (level <= JITC_LV_SLOWEST) {
1413                                         debugInfo0 = jitCompGetImm32(src + 3);
1414                                         //      jitCompPutByte1(w.dst, 0xbf);   /* MOV(EDI, ?); */
1415                                         //      jitCompPutImm32(&w, debugInfo0);
1416                                         jitCompPutByte1(w.dst, 0xb8);   /* MOV(EAX, ?); */
1417                                         jitCompPutImm32(&w, debugInfo0);
1418                                         jitCompA0001_movEbpDispReg32(&w, 2304 + 0, 0 /* EAX */); /* MOV(debugInfo0, EAX); */
1419                                 }
1420                         }
1421                         break;
1422
1423                 default:
1424                         w.err = JITC_ERR_OPECODE;
1425                         goto err_w;
1426                 }
1427                 if (w.err != 0) goto err_w;
1428                 jitCompA0001_fixPrefix(&w);
1429                 if (w.err != 0) goto err_w;
1430                 src += jitCompCmdLen(src);
1431         }
1432         if (enter0 != NULL) {
1433                 j = w.dst - (enter0 + 4);
1434                 enter0[0] = j & 0xff;
1435                 enter0[1] = (j >> 8) & 0xff;
1436                 enter0[2] = (j >> 16) & 0xff;
1437                 enter0[3] = (j >> 24) & 0xff;
1438         }
1439         if ((flags & JITC_NOSTARTUP) == 0) {
1440                 jitCompA000_storeRegCacheAll(&w);
1441                 jitCompA000_storePRegCacheAll(&w);
1442                 jitCompPutByte1(w.dst, 0x61); /* POPAD(); */
1443         }
1444         if ((flags & JITC_PHASE1) != 0)
1445                 return w.dst - dst00;
1446         return 0;
1447
1448 err_w:
1449         if ((w.err & JITC_ERR_PHASE0ONLY) != 0) {
1450                 if ((flags & JITC_PHASE1) == 0)
1451                         w.err &= ~JITC_ERR_PHASE0ONLY;
1452         }
1453         if (w.err == (JITC_ERR_MASK & JITC_ERR_REGNUM))                 errmsg = "reg-number error";
1454         if (w.err == (JITC_ERR_MASK & JITC_ERR_DST1))                   errmsg = "dst1 error";
1455         if (w.err == (JITC_ERR_MASK & JITC_ERR_OPECODE))                errmsg = "opecode error";
1456         if (w.err == (JITC_ERR_MASK & JITC_ERR_LABELNUM))               errmsg = "label number too large";
1457         if (w.err == (JITC_ERR_MASK & JITC_ERR_LABELREDEF))             errmsg = "label redefine";
1458         if (w.err == (JITC_ERR_MASK & JITC_ERR_PREFIX))                 { errmsg = "prefix redefine"; w.dst -= 2; }
1459         if (w.err == (JITC_ERR_MASK & JITC_ERR_LABELNODEF))             errmsg = "label not defined";
1460         if (w.err == (JITC_ERR_MASK & JITC_ERR_LABELTYP))               errmsg = "label type error";
1461         if (w.err == (JITC_ERR_MASK & JITC_ERR_IDIOM))                  errmsg = "idiom error";
1462         if (w.err == (JITC_ERR_MASK & JITC_ERR_PREGNUM))                errmsg = "preg-number error";
1463         if (w.err == (JITC_ERR_MASK & JITC_ERR_SRC1))                   errmsg = "src1 error";
1464         if (w.err == (JITC_ERR_MASK & JITC_ERR_BADTYPE))                errmsg = "bad type code";
1465         if (w.err == (JITC_ERR_MASK & JITC_ERR_PREFIXFAR))              errmsg = "prefix internal error";
1466         if (w.err == (JITC_ERR_MASK & JITC_ERR_INTERNAL))               errmsg = "general internal error";
1467         if (*errmsg != '\0') {
1468                 fprintf(stderr, "JITC: %s at %06X (debugInfo0=%d)\n    ", errmsg, src - src0, debugInfo0);
1469                 for (i = 0; i < 16; i++)
1470                         fprintf(stderr, "%02X ", src[i]);
1471                 static char *table[0x30] = {
1472                         "NOP", "LB", "LIMM", "PLIMM", "CND", "??", "??", "??",
1473                         "LMEM", "SMEM", "PLMEM", "PSMEM", "LEA", "??", "PADD", "PDIF",
1474                         "CP/OR", "XOR", "AND", "??", "ADD", "SUB", "MUL", "??",
1475                         "SHL", "SAR", "DIV", "MOD", "PLMT0", "PLMT1", "PCP", "PCST",
1476                         "CMPE", "CMPNE", "CMPL", "CMPGE", "CMPLE", "CMPG", "TSTZ", "TSTNZ",
1477                         "PCMPE", "PCMPNE", "PCMPL", "PCMPGE", "PCMPLE", "PCMPG", "??", "EXT" };
1478                 errmsg = "??";
1479                 if (*src < 0x30) errmsg = table[*src];
1480                 fprintf(stderr, "(%s)\n", errmsg);
1481         }
1482         return -1;
1483 }
1484
1485 unsigned char *jitCompCallFunc(unsigned char *dst, void *func)
1486 {
1487         struct JitCompWork w;
1488         w.dst = dst;
1489         jitCompA000_storeRegCacheAll(&w);
1490         jitCompA000_storePRegCacheAll(&w);
1491         jitCompPutByte1(w.dst, 0x60);   /* PUSHAD(); */
1492         jitCompPutByte1(w.dst, 0x50);   /* PUSH(EAX); */        /* for 16byte-align（win32では不要なのだけど、MacOSには必要らしい） */
1493         jitCompPutByte1(w.dst, 0x55);   /* PUSH(EBP); */
1494         jitCompPutByte1(w.dst, 0xe8);   /* CALL(func); */
1495         int j = ((unsigned char *)func) - (w.dst + 4);
1496
1497         //この関数の中では結局w->dstしか参照していない
1498         jitCompPutImm32(&w, j);
1499
1500         jitCompPutByte1(w.dst, 0x58);   /* POP(EAX); */         /* （win32では不要なのだけど、MacOSには必要らしい） */
1501         jitCompPutByte1(w.dst, 0x58);   /* POP(EAX); */
1502         jitCompPutByte1(w.dst, 0x61);   /* POPAD(); */
1503         jitCompA000_loadRegCacheAll(&w);
1504         jitCompA000_loadPRegCacheAll(&w);
1505         jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + 0x30 * 32 + 0); /* MOV(EAX, [EBP+?]); */
1506         jitCompPutByte2(w.dst, 0xff, 0xe0);     /* JMP(EAX); */
1507         return w.dst;
1508 }
1509
1510 unsigned char *jitCompInit(unsigned char *dst)
1511 {
1512         errfnc = dst;
1513         return jitCompCallFunc(dst, &errHndl);
1514 }
1515
1516 void func3c(char *ebp, int opt, int r1, int p1, int lenR, int lenP, int r0, int p0)
1517 {
1518         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1519         int i, *pi;
1520         HOSECPU_PointerRegisterEntry *pp;
1521         if (r->junkStack + 2048 > r->junkStack1) (*(r->errHndl))(r);
1522         pi = (void *)r->junkStack; r->junkStack += r1 * 4;
1523         for (i = 0; i < r1; i++)
1524                 pi[i] = r->ireg[i];
1525         pp = (void *)r->junkStack; r->junkStack += p1 * 32;
1526         for (i = 0; i < p1; i++)
1527                 pp[i] = r->preg[i];
1528         pp = (void *)r->junkStack; r->junkStack += 32;
1529         *pp = r->preg[0x30];
1530         pi = (void *)r->junkStack; r->junkStack += 4;
1531         *pi = opt << 16 | r1 << 8 | p1;
1532         for (i = 0; i < lenR; i++)
1533                 r->ireg[r0 + i] = r->ireg[0x30 + i];
1534         for (i = 0; i < lenP; i++)
1535                 r->preg[p0 + i] = r->preg[0x31 + i];
1536         return;
1537 }
1538
1539 void func3d(char *ebp, int opt, int r1, int p1, int lenR, int lenP, int r0, int p0)
1540 {
1541         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1542         int i;
1543         r->junkStack -= 4;
1544         r->junkStack -= 32;
1545     HOSECPU_PointerRegisterEntry *pp = (void *)r->junkStack;
1546         r->preg[0x30] = *pp;
1547         r->junkStack -= p1 * 32; pp = (void *)r->junkStack;
1548         for (i = 0; i < p1; i++)
1549                 r->preg[i] = pp[i];
1550         r->junkStack -= r1 * 4; int *pi = (void *)r->junkStack;
1551         for (i = 0; i < r1; i++)
1552                 r->ireg[i] = pi[i];
1553         return;
1554 }
1555
1556 void funcf4(char *ebp, int pxx, int typ, int len)
1557 {
1558         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1559         int width = jitCompA000_dataWidth(jitCompA000_convTyp(r->ireg[typ])) >> 3;
1560         if (width < 0 || r->ireg[len] < 0)
1561                 (*(r->errHndl))(r);
1562         void *p = r->junkStack;
1563         if (r->junkStack + width * r->ireg[len] + 256 > r->junkStack1) (*(r->errHndl))(r);
1564         r->junkStack += width * r->ireg[len];
1565         r->preg[pxx].p = p;
1566         r->preg[pxx].typ = r->ireg[typ];
1567         r->preg[pxx].p0 = p;
1568         r->preg[pxx].p1 = (void *)r->junkStack;
1569         int *pi = (int *)r->junkStack;
1570         *pi = width * r->ireg[len];
1571         r->junkStack += sizeof (int);
1572         if (r->ireg[typ] == 1) {
1573                 int i, i1 = (width * r->ireg[len]) >> 2;
1574                 pi = p;
1575                 for (i = 0; i < i1; i++)
1576                         pi[i] = 0;
1577         }
1578         return;
1579 }
1580
1581 void funcf5(char *ebp, int pxx, int typ, int len)
1582 {
1583         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1584         r->junkStack -= sizeof (int);
1585         int *pi = (int *)r->junkStack;
1586         r->junkStack -= *pi;
1587 #if 0
1588         int width = jitCompA000_dataWidth(r->ireg[typ]);
1589         void *p = r->junkStack;
1590         r->junkStack -= width * r->ireg[len];
1591 #endif
1592         return;
1593 }
1594
1595 void funcf6(char *ebp, int pxx, int typ, int len)
1596 {
1597         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1598         int width = jitCompA000_dataWidth(jitCompA000_convTyp(r->ireg[typ])) >> 3;
1599         if (width < 0 || r->ireg[len] < 0)
1600                 (*(r->errHndl))(r);
1601         void *p = malloc(width * r->ireg[len]);
1602         r->preg[pxx].p = p;
1603         r->preg[pxx].typ = r->ireg[typ];
1604         r->preg[pxx].p0 = p;
1605         r->preg[pxx].p1 = (unsigned char *)p + width * r->ireg[len];
1606         if (r->ireg[typ] == 1) {
1607                 int i, i1 = (width * r->ireg[len]) >> 2, *pi;
1608                 pi = p;
1609                 for (i = 0; i < i1; i++)
1610                         pi[i] = 0;
1611                 for (i = 1; i < i1; i += 8)
1612                         pi[i] |= -1;
1613         }
1614         return;
1615 }
1616
1617 void funcf7(char *ebp, int pxx, int typ, int len)
1618 {
1619         HOSECPU_RuntimeEnvironment *r = (HOSECPU_RuntimeEnvironment *) (ebp - jitCompA0001_EBP128);
1620         free(r->preg[pxx].p);
1621         return;
1622 }
1623
1624 void errHndl(HOSECPU_RuntimeEnvironment *r)
1625 {
1626         r = (HOSECPU_RuntimeEnvironment *) (((char *)r) - jitCompA0001_EBP128);
1627         (*(r->errHndl))(r);
1628         // ここに帰ってきてはいけない.
1629 }
1630
1631 /*
1632  * jitcの出力コードをひとまとめにする関数を作成しその中身をjitCompile()で生成
1633  *
1634  * qq : 出力バイナリの書き込み位置のアドレスへの参照(書き込み位置を呼び出しに反映させるため参照渡しにする)
1635  * q1 : 出力バイナリの書き込み位置のアドレスの最大値
1636  * p0 : (*.ose)バイナリの読み込み位置のアドレス(ヘッダ部除去済)
1637  * p1 : (*.ose)バイナリの読み込み位置の取りうる最大値
1638  *      (ただし、「確保したメモリ」の最大値なのでこれより手前にゴミデータが入っているかもしれない)
1639  * ret=1 : ヘッダのエラー
1640  * ret=2 : jitコンパイルエラー
1641  */
1642 int jitc0(unsigned char **qq, unsigned char *q1, const unsigned char *p0, const unsigned char *p1, int level, HOSECPU_LabelListTag *label)
1643 {
1644         unsigned char *q = *qq;
1645         if (p0[0] != 0x05 || p0[1] != SIGN1)    // OSECPUのヘッダ (05E1) を確認
1646                 return 1;
1647
1648         *q++ = 0x55; /* PUSH(EBP); */
1649         *q++ = 0x8b; *q++ = 0x6c; *q++ = 0x24; *q++ = 0x08; /* MOV(EBP,[ESP+8]); */
1650
1651         int i;
1652         for (i = 0; i < JITC_MAXLABELS; i++)
1653                 label[i].opt = 0;
1654
1655         // 以下のjitCompile()呼び出しでは第二引数をq1-2にした方がよいのではないか?
1656         i = jitCompiler(q, q1, p0 + 2, p1, p0, label, JITC_MAXLABELS, level, di1_serial, 0);
1657         if (i != 0) return 2;
1658         i = jitCompiler(q, q1, p0 + 2, p1, p0, label, JITC_MAXLABELS, level, di1_serial, JITC_PHASE1 + 0);
1659         if (i < 0) return 2;
1660         q += i;
1661
1662         *q++ = 0x5d; /* POP(EBP); */
1663         *q++ = 0xc3; /* RET(); */
1664
1665         *qq = q;
1666         return 0;
1667 }
1668
1669 #if (USE_DEBUGGER != 0)
1670
1671 int dbgrGetRegNum(const char *p)
1672 {
1673         int i, j, r = -1;
1674         if (p[2] <= ' ') {
1675                 i = p[0] - '0';
1676                 j = p[1] - '0';
1677                 if (i > 9) i -= 'A' - '0' - 10;
1678                 if (j > 9) j -= 'A' - '0' - 10;
1679                 if (0 <= i && i <= 15 && 0 <= j && j <= 15)
1680                         r = i << 4 | j;
1681         }
1682         return r;
1683 }
1684
1685 void dbgrMain(HOSECPU_RuntimeEnvironment *r)
1686 {
1687         if (r->dbgr == 0) return;
1688         for (;;) {
1689                 char cmd[64], *p;
1690                 int i, j, k;
1691                 printf("\ndbgr>");
1692                 p = fgets(cmd, 64, stdin);
1693                 if (p == NULL) break;
1694                 if (cmd[0] == '\0') continue;
1695                 if (cmd[0] == 'q' && cmd[1] <= ' ') break;
1696                 if (cmd[0] == 'p' && cmd[1] <= ' ' && cmd[1] != '\0') {
1697                         p = &cmd[2];
1698                         while (*p <= ' ' && *p != '\0') p++;
1699                         if (*p == 'R') {
1700                                 i = dbgrGetRegNum(p + 1);
1701                                 if (0 <= i && i <= 0x3f) {
1702                                         printf("R%02X = 0x%08X = %d\n", i, r->ireg[i], r->ireg[i]);
1703                                 }
1704                                 else
1705                                         puts("register name error");
1706                                 continue;
1707                         }
1708                         if (*p == 'P') {
1709                                 i = dbgrGetRegNum(p + 1);
1710                                 if (0 <= i && i <= 0x3f) {
1711                                         p = "invalid";
1712                                         if (0 <= r->preg[i].typ && r->preg[i].typ <= 0x15) {
1713                                                 static char *typName[] = {
1714                                                         "T_CODE", "T_VPTR", "T_SINT8", "T_UINT8",
1715                                                         "T_SINT16", "T_UINT16", "T_SINT32", "T_UINT32",
1716                                                         "T_SINT4", "T_UINT4", "T_SINT2", "T_UINT2",
1717                                                         "T_SINT1", "T_UINT1", "T_SINT12", "T_UINT12",
1718                                                         "T_SINT20", "T_UINT20", "T_SINT24", "T_UINT24",
1719                                                         "T_SINT28", "T_UINT28"
1720                                                 };
1721                                                 p = typName[r->preg[i].typ];
1722                                         }
1723                                         printf("P%02X:\n  type = %s(%04X),  (origin-ptr) = 0x%08X\n", i, p, r->preg[i].typ, (unsigned int)(r->preg[i].p0));
1724                                         if (r->preg[i].p != NULL && r->preg[i].p0 != NULL) {
1725                                                 j = jitCompA000_dataWidth(jitCompA000_convTyp(r->preg[i].typ)) >> 3;
1726                                                 if (j <= 0) j = 1;
1727                                                 k = (r->preg[i].p1 - r->preg[i].p0) / j;
1728                                                 printf("  size = 0x%08X = %d\n", k, k);
1729                                                 k = (r->preg[i].p - r->preg[i].p0) / j;
1730                                                 printf("  pos  = 0x%08X = %d\n", k, k);
1731                                         }
1732                                         else {
1733                                                 puts("  null pointer");
1734                                         }
1735                                 }
1736                                 else
1737                                         puts("register name error");
1738                                 continue;
1739                         }
1740                 }
1741                 puts("command error");
1742         }
1743         return;
1744 }
1745
1746 #endif
1747
1748
1749 #endif
1750
1751
1752