int jitCompCmdLen(const unsigned char *src)
{
- //BCode命令長を取得する
+ //BCode命令長を取得する
int i = 1;
-
- if (0x01 <= *src && *src < 0x04){
- // LB, LIMM, PLIMM
- i = 6;
- } else if (*src == 0x04){
- // CND
- i = 2;
- } else if (0x08 <= *src && *src < 0x0d){
- // LMEM, SMEM, ??, ??, ??
- i = 8 + src[7] * 4;
- } else if (0x0e <= *src && *src < 0x10){
- // PADD, PDIF
- i = 8;
- } else if (0x10 <= *src && *src < 0x1c){
- // CP/OR, XOR, AND, ADD, SUB, MUL, SHL, SAR, DIV, MOD,
- i = 4;
- } else if (0x1c <= *src && *src < 0x1f){
- // ??, ??, PCP
- i = 3;
- } else if (*src == 0x1f){
- // ??
- i = 11;
- } else if(0x20 <= *src && *src < 0x2e){
- // CMPE, CMPNE, CMPL, CMPGE, CMPLE, CMPG, TSTZ, TSTNZ,
- // PCMPE, PCMPNE, PCMPL, PCMPGE, PCMPLE, PCMPG,
- i = 4;
- } else if (*src == 0x2f){
- // ??
- i = 4 + src[1];
- } else if (0x30 <= *src && *src < 0x34){
- // ??, ??, MALLOC, ??
- i = 4;
- } else if (0x3c <= *src && *src < 0x3e){
- // ??, ??
- i = 7;
- } else if (*src == 0xfe){
- // REMARK
- i = 2 + src[1];
- }
+
+ if (0x01 <= *src && *src < 0x04){
+ // LB, LIMM, PLIMM
+ i = 6;
+ } else if (*src == 0x04){
+ // CND
+ i = 2;
+ } else if (0x08 <= *src && *src < 0x0d){
+ // LMEM, SMEM, ??, ??, ??
+ i = 8 + src[7] * 4;
+ } else if (0x0e <= *src && *src < 0x10){
+ // PADD, PDIF
+ i = 8;
+ } else if (0x10 <= *src && *src < 0x1c){
+ // CP/OR, XOR, AND, ADD, SUB, MUL, SHL, SAR, DIV, MOD,
+ i = 4;
+ } else if (0x1c <= *src && *src < 0x1f){
+ // ??, ??, PCP
+ i = 3;
+ } else if (*src == 0x1f){
+ // ??
+ i = 11;
+ } else if(0x20 <= *src && *src < 0x2e){
+ // CMPE, CMPNE, CMPL, CMPGE, CMPLE, CMPG, TSTZ, TSTNZ,
+ // PCMPE, PCMPNE, PCMPL, PCMPGE, PCMPLE, PCMPG,
+ i = 4;
+ } else if (*src == 0x2f){
+ // ??
+ i = 4 + src[1];
+ } else if (0x30 <= *src && *src < 0x34){
+ // ??, ??, MALLOC, ??
+ i = 4;
+ } else if (0x3c <= *src && *src < 0x3e){
+ // ??, ??
+ i = 7;
+ } else if (*src == 0xfe){
+ // REMARK
+ i = 2 + src[1];
+ }
return i;
}
disp -= jitCompA0001_EBP128;
if (-128 <= disp && disp <= 127) {
jitCompPutByte2(w->dst, 0x45 | (n << 3), disp & 0xff);
- } else {
+ } else {
jitCompPutByte1(w->dst, 0x85 | (n << 3));
jitCompPutImm32(w, disp);
}
}
#endif
if (rxx >= 0x40 || rxx < 0){
- w->err = JITC_ERR_REGNUM;
- }
+ w->err = JITC_ERR_REGNUM;
+ }
jitCompA0001_movReg32EbpDisp(w, 0 /* EAX */, rxx * 4); /* MOV(EAX, [EBP+?]); */
return;
}
void jitCompA0001_movRxxEax(struct JitCompWork *w, int rxx)
{
if (rxx >= 0x40 || rxx < 0){
- w->err = JITC_ERR_REGNUM;
- }
+ w->err = JITC_ERR_REGNUM;
+ }
jitCompA0001_movEbpDispReg32(w, rxx * 4, 0 /* EAX */); /* MOV([EBP+?], EAX); */
return;
}
{
if (w->prefix != 0) {
if (w->dst - w->dst0 > 127){
- w->err = JITC_ERR_REGNUM;
- }
+ w->err = JITC_ERR_REGNUM;
+ }
w->dst0[-1] = (unsigned char)((w->dst - w->dst0) & 0xff);
}
return;
void jitCompA0001_checkCompPtr(struct JitCompWork *w, int p0, int p1)
{
if (p0 >= 0x3f || p0 < 0){
- w->err = JITC_ERR_PREGNUM;
- }
+ w->err = JITC_ERR_PREGNUM;
+ }
if (p1 >= 0x3f || p1 < 0){
- w->err = JITC_ERR_PREGNUM;
- }
+ w->err = JITC_ERR_PREGNUM;
+ }
/* 比較可能可能なのかのチェックのコードを出力 */ /* 未完成 */
return;
}
int jitCompA000_selectRegCache(int rxx, int reg)
{
- switch (rxx) {
- case 0:
- //EBX
- reg = 3;
- break;
- case 1:
- //ECX
- reg = 1;
- break;
- case 2:
- //EDX
- reg = 2;
- break;
- }
- return reg;
+ switch (rxx) {
+ case 0:
+ //EBX
+ reg = 3;
+ break;
+ case 1:
+ //ECX
+ reg = 1;
+ break;
+ case 2:
+ //EDX
+ reg = 2;
+ break;
+ }
+ return reg;
}
void jitCompA000_loadPRegCacheAll(struct JitCompWork *w)
int jitCompA000_selectPRegCache(int pxx, int reg)
{
// if (pxx == 0) reg = 5; /* EBP */
- switch (pxx) {
- case 1:
- //ESI
- reg = 6;
- break;
-
- case 2:
- //EDI
- reg = 7;
- break;
- }
- return reg;
+ switch (pxx) {
+ case 1:
+ //ESI
+ reg = 6;
+ break;
+
+ case 2:
+ //EDI
+ reg = 7;
+ break;
+ }
+ return reg;
}
int jitCompA000_convTyp(int t)
{
int r = -1;
-
+
if (1 <= t && t <= 7){
- r = t;
- } else if (8 <= t && t <= 13){
- r = 2 | (t & 1);
- } else if (14 <= t && t <= 15){
- r = 4 | (t & 1);
- } else if (16 <= t && t <= 21){
- r = 6 | (t & 1);
- }
+ r = t;
+ } else if (8 <= t && t <= 13){
+ r = 2 | (t & 1);
+ } else if (14 <= t && t <= 15){
+ r = 4 | (t & 1);
+ } else if (16 <= t && t <= 21){
+ r = 6 | (t & 1);
+ }
return r;
}
{
struct JitCompWork w;
unsigned char *dst00 = dst, *enter0 = NULL, *tmp_ucp;
- char *errmsg = "";
+ char *errmsg = "";
const unsigned char *oldsrc;
int timecount = 0, i, j = 0, lastlabel = -1, debugInfo0 = -1;
int reg0, reg1, reg2, cmp0reg = -1, cmp0lev = 0;
w.dst = w.dst0 = dst;
w.err = 0;
w.maxLabels = maxLabels;
-
+
if ((flags & JITC_NOSTARTUP) == 0) {
jitCompPutByte1(w.dst, 0x60); /* PUSHAD(); */
jitCompA000_loadRegCacheAll(&w); /* start-up */
}
prefix_continue: // CND命令実行後ここに戻る
switch (*src) {
-
- case 0x00: /* NOP */
- 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!
- break;
-
- case 0x01: /* LB */
-
- /*
- * LB : ラベル設置命令。(6byte)
- * ・prefex = 1にする
- * ・timecount++し、timecountのチェックをする。
- * ・ラベル位置を登録する。
- * ・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。
- *
- * 1 2 3 456
- * LB 01 opt imm32
- *
- */
-
- 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
- // LB命令の後に0x3C命令・・・beginFunc()
- 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
- enter0 = w.dst;
- jitCompPutImm32(&w, 0); // 飛び相対座標が0 ・・・パイプラインのフラッシュ??
- }
- if (src[6] == 0x34) { // LBの次の命令がDATA ・・・DAT_SA0(label, typ32, length) ・・・メモリ確保命令
- tmp_ucp = w.dst;
- 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
- i = jitCompGetImm32(&src[7]); // type32 を取得
- j = 32;
- if (i != 1) {
- i = jitCompA000_convTyp(i);
- j = 0;
- if (i == 2 || i == 3) { j = 1; }
- if (i == 4 || i == 5) { j = 2; }
- if (i == 6 || i == 7) { j = 4; }
- }
- j *= jitCompGetImm32(&src[11]);
- if (j <= 0) w.err = JITC_ERR_BADTYPE;
- jitCompPutImm32(&w, j);
+
+ case 0x00: /* NOP */
+ 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!
+ break;
+
+ case 0x01: /* LB */
+
+ /*
+ * LB : ラベル設置命令。(6byte)
+ * ・prefex = 1にする
+ * ・timecount++し、timecountのチェックをする。
+ * ・ラベル位置を登録する。
+ * ・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。
+ *
+ * 1 2 3 456
+ * LB 01 opt imm32
+ *
+ */
+
+ 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
+ // LB命令の後に0x3C命令・・・beginFunc()
+ 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
+ enter0 = w.dst;
+ jitCompPutImm32(&w, 0); // 飛び相対座標が0 ・・・パイプラインのフラッシュ??
+ }
+ if (src[6] == 0x34) { // LBの次の命令がDATA ・・・DAT_SA0(label, typ32, length) ・・・メモリ確保命令
+ tmp_ucp = w.dst;
+ 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
+ i = jitCompGetImm32(&src[7]); // type32 を取得
+ j = 32;
+ if (i != 1) {
+ i = jitCompA000_convTyp(i);
+ j = 0;
+ if (i == 2 || i == 3) { j = 1; }
+ if (i == 4 || i == 5) { j = 2; }
+ if (i == 6 || i == 7) { j = 4; }
+ }
+ j *= jitCompGetImm32(&src[11]);
+ if (j <= 0) w.err = JITC_ERR_BADTYPE;
+ jitCompPutImm32(&w, j);
#if (jitCompA0001_OPTIMIZE_JMP != 0)
- if (j <= 127 - jitCompA0001_OPTIMIZE_ALIGN) {
- w.dst -= 5;
- jitCompPutByte2(w.dst, 0xeb, j);
- }
+ if (j <= 127 - jitCompA0001_OPTIMIZE_ALIGN) {
+ w.dst -= 5;
+ jitCompPutByte2(w.dst, 0xeb, j);
+ }
#endif
- }
+ }
#if (jitCompA0001_OPTIMIZE_ALIGN != 0)
- for (;;) {
- i = ((int)w.dst) & (jitCompA0001_OPTIMIZE_ALIGN - 1); /* ALIGNで割ったあまりを計算 */
- if (i == 0) break;
- i = jitCompA0001_OPTIMIZE_ALIGN - i;
- if (i == 1) { jitCompPutByte1(w.dst, 0x90); j += i; } /* NOP(); */
- if (i == 2) { jitCompPutByte2(w.dst, 0x89, 0xc0); j += i; } /* MOV(EAX, EAX); */
- if (i == 3) { jitCompPutByte3(w.dst, 0x8d, 0x76, 0x00); j += i; } /* LEA(ESI, [ESI+0]); */
- if (i == 4) { jitCompPutByte4(w.dst, 0x8d, 0x74, 0x26, 0x00); j += i; } /* LEA(ESI, [ESI*1+0]); */
- if (i == 5) { jitCompPutByte1(w.dst, 0x0d); jitCompPutImm32(&w, 0); j += i; } /* OR(EAX, 0); */
- if (i == 6) { jitCompPutByte2(w.dst, 0x8d, 0xb6); jitCompPutImm32(&w, 0); j += i; } /* LEA(ESI, [ESI+0]); */
- if (i >= 7) { jitCompPutByte3(w.dst, 0x8d, 0xb4, 0x26); jitCompPutImm32(&w, 0); j += 7; } /* LEA(ESI, [ESI*1+0]); */
- }
+ for (;;) {
+ i = ((int)w.dst) & (jitCompA0001_OPTIMIZE_ALIGN - 1); /* ALIGNで割ったあまりを計算 */
+ if (i == 0) break;
+ i = jitCompA0001_OPTIMIZE_ALIGN - i;
+ if (i == 1) { jitCompPutByte1(w.dst, 0x90); j += i; } /* NOP(); */
+ if (i == 2) { jitCompPutByte2(w.dst, 0x89, 0xc0); j += i; } /* MOV(EAX, EAX); */
+ if (i == 3) { jitCompPutByte3(w.dst, 0x8d, 0x76, 0x00); j += i; } /* LEA(ESI, [ESI+0]); */
+ if (i == 4) { jitCompPutByte4(w.dst, 0x8d, 0x74, 0x26, 0x00); j += i; } /* LEA(ESI, [ESI*1+0]); */
+ if (i == 5) { jitCompPutByte1(w.dst, 0x0d); jitCompPutImm32(&w, 0); j += i; } /* OR(EAX, 0); */
+ if (i == 6) { jitCompPutByte2(w.dst, 0x8d, 0xb6); jitCompPutImm32(&w, 0); j += i; } /* LEA(ESI, [ESI+0]); */
+ if (i >= 7) { jitCompPutByte3(w.dst, 0x8d, 0xb4, 0x26); jitCompPutImm32(&w, 0); j += 7; } /* LEA(ESI, [ESI*1+0]); */
+ }
#endif
- if (src[6] == 0x34) {
- tmp_ucp[1] = j & 0xff;
- if (*tmp_ucp == 0xe9) {
- tmp_ucp[2] = (j >> 8) & 0xff;
- tmp_ucp[3] = (j >> 16) & 0xff;
- tmp_ucp[4] = (j >> 24) & 0xff;
- }
- }
- if ((flags & JITC_PHASE1) == 0) {
- i = jitCompGetLabelNum(&w, src + 2);
- //printf("i=%06X %06X\n", i, src-src0);
- if (label[i].opt != 0 && w.err == 0) { w.err = JITC_ERR_LABELREDEF; goto err_w; }
- if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
- label[i].opt = src[1] + 1;
- label[i].typ = 0; /* TYP_CODE */
- label[i].p = w.dst;
- label[i].p1 = w.dst + 1;
- lastlabel = i;
- }
- cmp0reg = -1;
- timecount = 0;
- /* 未完成(timeoutチェックコードを入れる) */
- break;
-
- case 0x02: /* LIMM */
-
- /*
- * LIMM : 定数即値代入命令(6byte)
- *
- * 1 2 3456
- * 02 reg0R imm32
- *
- * ・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。
- */
-
- 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
-
+ if (src[6] == 0x34) {
+ tmp_ucp[1] = j & 0xff;
+ if (*tmp_ucp == 0xe9) {
+ tmp_ucp[2] = (j >> 8) & 0xff;
+ tmp_ucp[3] = (j >> 16) & 0xff;
+ tmp_ucp[4] = (j >> 24) & 0xff;
+ }
+ }
+ if ((flags & JITC_PHASE1) == 0) {
+ i = jitCompGetLabelNum(&w, src + 2);
+ //printf("i=%06X %06X\n", i, src-src0);
+ if (label[i].opt != 0 && w.err == 0) { w.err = JITC_ERR_LABELREDEF; goto err_w; }
+ if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
+ label[i].opt = src[1] + 1;
+ label[i].typ = 0; /* TYP_CODE */
+ label[i].p = w.dst;
+ label[i].p1 = w.dst + 1;
+ lastlabel = i;
+ }
+ cmp0reg = -1;
+ timecount = 0;
+ /* 未完成(timeoutチェックコードを入れる) */
+ break;
+
+ case 0x02: /* LIMM */
+
+ /*
+ * LIMM : 定数即値代入命令(6byte)
+ *
+ * 1 2 3456
+ * 02 reg0R imm32
+ *
+ * ・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。
+ */
+
+ 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
+
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[1] == 0x3f) { // R3Fへの代入は例外敵に、 w.r3f を使用
- w.r3f = jitCompGetImm32(src + 2);
- break;
- }
+ if (src[1] == 0x3f) { // R3Fへの代入は例外敵に、 w.r3f を使用
+ w.r3f = jitCompGetImm32(src + 2);
+ break;
+ }
#endif
- i = jitCompGetImm32(src + 2); // 与えられた即値(第二引数)を取得
-
- /* 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 */
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
-
+ i = jitCompGetImm32(src + 2); // 与えられた即値(第二引数)を取得
+
+ /* 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 */
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+
#if (jitCompA0001_OPTIMIZE_MOV != 0)
- if (i == 0) {
- jitCompPutByte2(w.dst, 0x31, 0xc0 | reg0 << 3 | reg0); /* XOR(reg0, reg0); */
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if (i == 0) {
+ jitCompPutByte2(w.dst, 0x31, 0xc0 | reg0 << 3 | reg0); /* XOR(reg0, reg0); */
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#endif
-
- /* reg0 のレジスタに対応したMOV命令を発行 */
- jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); == 10111000b+wr imm32 */
- jitCompPutImm32(&w, i);
-
- 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
-
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
-
- case 0x03: /* PLIMM */ /* 未完成(plsまで対応) */
-
- /*
- * PLIMM : ラベル番号代入命令(6byte)
- *
- * 1 2 3456
- * 03 PXX imm32
- *
- * ・P28 はAPI用
- * ・P30 はリターンアドレス
- * ・P3F はプログラムカウンタ
- */
-
- i = jitCompGetLabelNum(&w, src + 2); // Pxxに代入するラベルの番号(第二引数)
- if ((flags & JITC_PHASE1) != 0 && w.err == 0) { // Phase 1であるならば
- 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
- if (src[1] != 0x3f && label[i].opt != 2) { w.err = JITC_ERR_LABELTYP; goto err_w; } //
- 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
- }
- if (src[1] == 0x3f) { // プログラムカウンタへの代入なら
- if (w.prefix == 0) { // CND命令による条件付きでなければ、即座に移動
- jitCompPutByte1(w.dst, 0xe9); /* JMP(?); */
- }
- else { // 直前はCND命令。
-
- /*
- * CND命令
- * 1 2
- * 04 reg0R
- *
- * いま、dstの末端はJZ命令になっている。 0x0F 0x84 cd
- */
-
- // JZのとび先アドレスの書き換え?
- w.dst[-1] = w.dst[-2] ^ 0xf1; /* 74->85, 75->84 */
- w.dst[-2] = 0x0f;
-
- w.prefix = 0;
- }
- j = 0;
- 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)
- j = label[i].p - (w.dst + 4); // j はとび先の相対番地
- jitCompPutImm32(&w, j); // JMP もしくは JZ 命令のアドレス部を記述
+
+ /* reg0 のレジスタに対応したMOV命令を発行 */
+ jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); == 10111000b+wr imm32 */
+ jitCompPutImm32(&w, i);
+
+ 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
+
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+
+ case 0x03: /* PLIMM */ /* 未完成(plsまで対応) */
+
+ /*
+ * PLIMM : ラベル番号代入命令(6byte)
+ *
+ * 1 2 3456
+ * 03 PXX imm32
+ *
+ * ・P28 はAPI用
+ * ・P30 はリターンアドレス
+ * ・P3F はプログラムカウンタ
+ */
+
+ i = jitCompGetLabelNum(&w, src + 2); // Pxxに代入するラベルの番号(第二引数)
+ if ((flags & JITC_PHASE1) != 0 && w.err == 0) { // Phase 1であるならば
+ 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
+ if (src[1] != 0x3f && label[i].opt != 2) { w.err = JITC_ERR_LABELTYP; goto err_w; } //
+ 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
+ }
+ if (src[1] == 0x3f) { // プログラムカウンタへの代入なら
+ if (w.prefix == 0) { // CND命令による条件付きでなければ、即座に移動
+ jitCompPutByte1(w.dst, 0xe9); /* JMP(?); */
+ }
+ else { // 直前はCND命令。
+
+ /*
+ * CND命令
+ * 1 2
+ * 04 reg0R
+ *
+ * いま、dstの末端はJZ命令になっている。 0x0F 0x84 cd
+ */
+
+ // JZのとび先アドレスの書き換え?
+ w.dst[-1] = w.dst[-2] ^ 0xf1; /* 74->85, 75->84 */
+ w.dst[-2] = 0x0f;
+
+ w.prefix = 0;
+ }
+ j = 0;
+ 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)
+ j = label[i].p - (w.dst + 4); // j はとび先の相対番地
+ jitCompPutImm32(&w, j); // JMP もしくは JZ 命令のアドレス部を記述
#if (jitCompA0001_OPTIMIZE_JMP != 0)
- if (-128 - 3 <= j && j < 0) {
- if (w.dst[-5] == 0xe9) {
- j += 3;
- w.dst -= 5;
- jitCompPutByte1(w.dst, 0xeb); /* JMP(?); */
- }
- else {
- j += 4;
- w.dst -= 6;
- jitCompPutByte1(w.dst, w.dst[1] ^ 0xf0);
- }
- jitCompPutByte1(w.dst, j & 0xff);
- }
+ if (-128 - 3 <= j && j < 0) {
+ if (w.dst[-5] == 0xe9) {
+ j += 3;
+ w.dst -= 5;
+ jitCompPutByte1(w.dst, 0xeb); /* JMP(?); */
+ }
+ else {
+ j += 4;
+ w.dst -= 6;
+ jitCompPutByte1(w.dst, w.dst[1] ^ 0xf0);
+ }
+ jitCompPutByte1(w.dst, j & 0xff);
+ }
#endif
- }
- else { // プログラムカウンタ以外への代入
-
- // 代入先が P01, P02なら ESI, EDI,それ以外ならEAXを指定
- reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
- jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); */
- jitCompPutImm32(&w, (int)label[i].p); // ラベルのパスを各レジスタに代入
-
- // 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。
- if (reg0 == 0)
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32, 0); /* MOV([EBP+?], EAX); */
-
- if (level < JITC_LV_FASTEST) {
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 8, reg0); /* MOV([EBP+?], reg0); */ /* p0 */
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, label[i].typ);
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 4, 0); /* MOV([EBP+?], EAX); */ /* typ */
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, (int)label[i].p1);
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 12, 0); /* MOV([EBP+?], EAX); */ /* p1 */
- jitCompPutByte2(w.dst, 0x31, 0xc0); /* XOR(EAX, EAX); */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 16, 0); /* MOV([EBP+?], EAX); */ /* liveSign */
- jitCompA0001_movReg32EbpDisp(&w, 0, 2320); /* MOV(EAX, ptrCtrl); */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 20, 0); /* MOV([EBP+?], EAX); */ /* pls */
- }
- }
- break;
-
- case 0x04: /* CND (prefix) */
-
- /*
- * CND命令
- * 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。
- */
-
- 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
-
- // 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
- reg0 = jitCompA000_selectRegCache(src[1], -1 /* mem */);
-
- /* TEST命令を発行 */
- if (reg0 < 0) { //比較対象のレジスタはメモリ上にある
- jitCompPutByte1(w.dst, 0xf7); /* TEST([EBP+?],1); */
- jitCompA0001_85DispN(&w, src[1] * 4, 0);
- }
- else {
- jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); /* TEST(reg0,1); */
- }
- jitCompPutImm32(&w, 1);
-
- /* JZ命令を発行 */
- jitCompPutByte2(w.dst, 0x74, 0x00); /* JZ($+2) */
- cmp0reg = -1;
- if (w.err != 0) goto err_w;
- src += 2;
- w.prefix = 1; // プリフィックスをセット
- w.dst0 = w.dst;
- goto prefix_continue;
-
- case 0x08: /* LMEM */ /* 完成 */
- i = jitCompGetImm32(src + 2);
- if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
- if (level < JITC_LV_FASTER) {
- jitCompA0001_checkType(&w, src[6], i, 0); // read
- cmp0reg = -1;
- }
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
- if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
- reg1 = 0; /* EAX */
- if (reg1 == 2 /* EDX */)
- jitCompA000_storeRegCacheEdx(&w);
- if (reg1 <= 3 /* EAX, EDX */)
- jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
- if (level < JITC_LV_FASTER)
- jitCompA0001_checkLimit(&w, reg1, src[6]);
- i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
- switch (i) {
- case 0x0002:
- jitCompPutByte3(w.dst, 0x0f, 0xbe, reg0 << 3 | reg1); /* MOVSX(reg0,BYTE [reg1]); */
- break;
- case 0x0003:
- jitCompPutByte3(w.dst, 0x0f, 0xb6, reg0 << 3 | reg1); /* MOVZX(reg0,BYTE [reg1]); */
- break;
- case 0x0004:
- jitCompPutByte3(w.dst, 0x0f, 0xbf, reg0 << 3 | reg1); /* MOVSX(reg0,WORD [reg1]); */
- break;
- case 0x0005:
- jitCompPutByte3(w.dst, 0x0f, 0xb7, reg0 << 3 | reg1); /* MOVZX(reg0,WORD [reg1]); */
- break;
- case 0x0006:
- case 0x0007:
- jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
- break;
- default:
- w.err = JITC_ERR_BADTYPE;
- }
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movRxxEax(&w, src[1]);
- if (reg1 == 2 /* EDX */)
- jitCompA000_loadRegCacheEdx(&w);
- break;
-
- case 0x09: /* SMEM */ /* 完成 */
- i = jitCompGetImm32(src + 2);
- if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
- if (level < JITC_LV_FASTER) {
- jitCompA0001_checkType(&w, src[6], i, 1); // write
- cmp0reg = -1;
- }
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
- if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
- reg1 = 0; /* EAX */
- if (reg1 == 2 /* EDX */)
- jitCompA000_storeRegCacheEdx(&w);
- if (reg1 <= 3 /* EAX, EDX */)
- jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
- if (level < JITC_LV_FASTER)
- jitCompA0001_checkLimit(&w, reg1, src[6]);
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movEaxRxx(&w, src[1]);
- /* 値の範囲チェック */
- i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
- switch (i) {
- case 0x0002:
- case 0x0003:
- jitCompPutByte2(w.dst, 0x88, reg0 << 3 | reg1); /* MOV([reg1], BYTE(reg0)); */
- break;
- case 0x0004:
- case 0x0005:
- jitCompPutByte3(w.dst, 0x66, 0x89, reg0 << 3 | reg1); /* MOV([reg1], WORD(reg0)); */
- break;
- case 0x0006:
- case 0x0007:
- jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
- break;
- default:
- w.err = JITC_ERR_BADTYPE;
- }
- if (reg1 == 2 /* EDX */)
- jitCompA000_loadRegCacheEdx(&w);
- break;
-
- case 0x0a: /* PLMEM */ /* 完成 */
- i = jitCompGetImm32(src + 2);
- if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
- if (level < JITC_LV_FASTER) {
- jitCompA0001_checkType(&w, src[6], i, 0); // read
- cmp0reg = -1;
- }
- reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
- // if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
- // reg1 = 0; /* EAX */
- if (reg0 == reg1 && reg0 != 0) { // bugfix: hinted by yao, 2013.09.14. thanks!
- jitCompA000_storePRegCacheAll(&w);
- reg1 = 2; /* EDX */
- }
- if (reg1 == 2 /* EDX */)
- jitCompA000_storeRegCacheEdx(&w);
- if (reg1 <= 3 /* EAX, EDX */)
- jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
- if (level < JITC_LV_FASTER)
- jitCompA0001_checkLimit(&w, reg1, src[6]);
- jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0); /* MOV([EBP+?], EAX); */
- for (i = 4; i < 32; i += 4) {
- jitCompPutByte3(w.dst, 0x8b, 0x40 | reg1, i); /* MOV(EAX, [reg1+?]); */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- }
- if (reg1 == 2 /* EDX */)
- jitCompA000_loadRegCacheEdx(&w);
- break;
-
- case 0x0b: /* PSMEM */ /* 完成 */
- i = jitCompGetImm32(src + 2);
- if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
- if (level < JITC_LV_FASTER) {
- jitCompA0001_checkType(&w, src[6], i, 1); // write
- cmp0reg = -1;
- }
- reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
- // if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
- // reg1 = 0; /* EAX */
- if (reg1 == 2 /* EDX */)
- jitCompA000_storeRegCacheEdx(&w);
- if (reg1 <= 3 /* EAX, EDX */)
- jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
- if (level < JITC_LV_FASTER)
- jitCompA0001_checkLimit(&w, reg1, src[6]);
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[1] * 32 + 0); /* MOV(reg0, [EBP+?]); */
- jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
- for (i = 4; i < 32; i += 4) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[1] * 32 + i); /* MOV(EAX, [EBP+?]); */
- jitCompPutByte3(w.dst, 0x89, 0x40 | reg1, i); /* MOV([reg1+?], EAX); */
- }
- if (reg1 == 2 /* EDX */)
- jitCompA000_loadRegCacheEdx(&w);
- break;
-
- case 0x0e: /* PADD */ /* 完成 */
- if (level < JITC_LV_FASTER) {
- jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 2), 2); // other, aliveテストはとりあえずしない.
- cmp0reg = -1;
- }
- reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectPRegCache(src[6], -1 /* mem */);
- if (reg1 < 0 /* mem */)
- jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
- if (reg1 >= 0 && reg0 != reg1) {
- jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
- }
- i = jitCompGetImm32(src + 2);
- j = -1;
- if (i == 1)
- j = 5; /* 32 */
- else {
- i = jitCompA000_convTyp(i);
- if (0x0002 <= i && i <= 0x0007)
- j = (i - 0x0002) >> 1;
- }
- if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
+ }
+ else { // プログラムカウンタ以外への代入
+
+ // 代入先が P01, P02なら ESI, EDI,それ以外ならEAXを指定
+ reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
+ jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); */
+ jitCompPutImm32(&w, (int)label[i].p); // ラベルのパスを各レジスタに代入
+
+ // 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。
+ if (reg0 == 0)
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32, 0); /* MOV([EBP+?], EAX); */
+
+ if (level < JITC_LV_FASTEST) {
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 8, reg0); /* MOV([EBP+?], reg0); */ /* p0 */
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, label[i].typ);
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 4, 0); /* MOV([EBP+?], EAX); */ /* typ */
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, (int)label[i].p1);
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 12, 0); /* MOV([EBP+?], EAX); */ /* p1 */
+ jitCompPutByte2(w.dst, 0x31, 0xc0); /* XOR(EAX, EAX); */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 16, 0); /* MOV([EBP+?], EAX); */ /* liveSign */
+ jitCompA0001_movReg32EbpDisp(&w, 0, 2320); /* MOV(EAX, ptrCtrl); */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 20, 0); /* MOV([EBP+?], EAX); */ /* pls */
+ }
+ }
+ break;
+
+ case 0x04: /* CND (prefix) */
+
+ /*
+ * CND命令
+ * 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。
+ */
+
+ 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
+
+ // 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
+ reg0 = jitCompA000_selectRegCache(src[1], -1 /* mem */);
+
+ /* TEST命令を発行 */
+ if (reg0 < 0) { //比較対象のレジスタはメモリ上にある
+ jitCompPutByte1(w.dst, 0xf7); /* TEST([EBP+?],1); */
+ jitCompA0001_85DispN(&w, src[1] * 4, 0);
+ }
+ else {
+ jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); /* TEST(reg0,1); */
+ }
+ jitCompPutImm32(&w, 1);
+
+ /* JZ命令を発行 */
+ jitCompPutByte2(w.dst, 0x74, 0x00); /* JZ($+2) */
+ cmp0reg = -1;
+ if (w.err != 0) goto err_w;
+ src += 2;
+ w.prefix = 1; // プリフィックスをセット
+ w.dst0 = w.dst;
+ goto prefix_continue;
+
+ case 0x08: /* LMEM */ /* 完成 */
+ i = jitCompGetImm32(src + 2);
+ if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_checkType(&w, src[6], i, 0); // read
+ cmp0reg = -1;
+ }
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
+ if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
+ reg1 = 0; /* EAX */
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_storeRegCacheEdx(&w);
+ if (reg1 <= 3 /* EAX, EDX */)
+ jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
+ if (level < JITC_LV_FASTER)
+ jitCompA0001_checkLimit(&w, reg1, src[6]);
+ i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
+ switch (i) {
+ case 0x0002:
+ jitCompPutByte3(w.dst, 0x0f, 0xbe, reg0 << 3 | reg1); /* MOVSX(reg0,BYTE [reg1]); */
+ break;
+ case 0x0003:
+ jitCompPutByte3(w.dst, 0x0f, 0xb6, reg0 << 3 | reg1); /* MOVZX(reg0,BYTE [reg1]); */
+ break;
+ case 0x0004:
+ jitCompPutByte3(w.dst, 0x0f, 0xbf, reg0 << 3 | reg1); /* MOVSX(reg0,WORD [reg1]); */
+ break;
+ case 0x0005:
+ jitCompPutByte3(w.dst, 0x0f, 0xb7, reg0 << 3 | reg1); /* MOVZX(reg0,WORD [reg1]); */
+ break;
+ case 0x0006:
+ case 0x0007:
+ jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
+ break;
+ default:
+ w.err = JITC_ERR_BADTYPE;
+ }
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_loadRegCacheEdx(&w);
+ break;
+
+ case 0x09: /* SMEM */ /* 完成 */
+ i = jitCompGetImm32(src + 2);
+ if (i == 0x0001) w.err = JITC_ERR_BADTYPE;
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_checkType(&w, src[6], i, 1); // write
+ cmp0reg = -1;
+ }
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
+ if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */)
+ reg1 = 0; /* EAX */
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_storeRegCacheEdx(&w);
+ if (reg1 <= 3 /* EAX, EDX */)
+ jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
+ if (level < JITC_LV_FASTER)
+ jitCompA0001_checkLimit(&w, reg1, src[6]);
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movEaxRxx(&w, src[1]);
+ /* 値の範囲チェック */
+ i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
+ switch (i) {
+ case 0x0002:
+ case 0x0003:
+ jitCompPutByte2(w.dst, 0x88, reg0 << 3 | reg1); /* MOV([reg1], BYTE(reg0)); */
+ break;
+ case 0x0004:
+ case 0x0005:
+ jitCompPutByte3(w.dst, 0x66, 0x89, reg0 << 3 | reg1); /* MOV([reg1], WORD(reg0)); */
+ break;
+ case 0x0006:
+ case 0x0007:
+ jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
+ break;
+ default:
+ w.err = JITC_ERR_BADTYPE;
+ }
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_loadRegCacheEdx(&w);
+ break;
+
+ case 0x0a: /* PLMEM */ /* 完成 */
+ i = jitCompGetImm32(src + 2);
+ if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_checkType(&w, src[6], i, 0); // read
+ cmp0reg = -1;
+ }
+ reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
+ // if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
+ // reg1 = 0; /* EAX */
+ if (reg0 == reg1 && reg0 != 0) { // bugfix: hinted by yao, 2013.09.14. thanks!
+ jitCompA000_storePRegCacheAll(&w);
+ reg1 = 2; /* EDX */
+ }
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_storeRegCacheEdx(&w);
+ if (reg1 <= 3 /* EAX, EDX */)
+ jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
+ if (level < JITC_LV_FASTER)
+ jitCompA0001_checkLimit(&w, reg1, src[6]);
+ jitCompPutByte2(w.dst, 0x8b, reg0 << 3 | reg1); /* MOV(reg0, [reg1]); */
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0); /* MOV([EBP+?], EAX); */
+ for (i = 4; i < 32; i += 4) {
+ jitCompPutByte3(w.dst, 0x8b, 0x40 | reg1, i); /* MOV(EAX, [reg1+?]); */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ }
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_loadRegCacheEdx(&w);
+ break;
+
+ case 0x0b: /* PSMEM */ /* 完成 */
+ i = jitCompGetImm32(src + 2);
+ if (i != 0x0001) w.err = JITC_ERR_BADTYPE;
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_checkType(&w, src[6], i, 1); // write
+ cmp0reg = -1;
+ }
+ reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectPRegCache(src[6], 2 /* EDX */);
+ // if (reg0 != 0 /* EAX */ && reg1 == 2 /* EDX */) /* これをやってはいけない！(by K, 2013.08.02) */
+ // reg1 = 0; /* EAX */
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_storeRegCacheEdx(&w);
+ if (reg1 <= 3 /* EAX, EDX */)
+ jitCompA0001_movReg32EbpDisp(&w, reg1, 256 + src[6] * 32 + 0); /* MOV(reg1, [EBP+?]); */
+ if (level < JITC_LV_FASTER)
+ jitCompA0001_checkLimit(&w, reg1, src[6]);
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[1] * 32 + 0); /* MOV(reg0, [EBP+?]); */
+ jitCompPutByte2(w.dst, 0x89, reg0 << 3 | reg1); /* MOV([reg1], reg0); */
+ for (i = 4; i < 32; i += 4) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[1] * 32 + i); /* MOV(EAX, [EBP+?]); */
+ jitCompPutByte3(w.dst, 0x89, 0x40 | reg1, i); /* MOV([reg1+?], EAX); */
+ }
+ if (reg1 == 2 /* EDX */)
+ jitCompA000_loadRegCacheEdx(&w);
+ break;
+
+ case 0x0e: /* PADD */ /* 完成 */
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 2), 2); // other, aliveテストはとりあえずしない.
+ cmp0reg = -1;
+ }
+ reg0 = jitCompA000_selectPRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectPRegCache(src[6], -1 /* mem */);
+ if (reg1 < 0 /* mem */)
+ jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
+ if (reg1 >= 0 && reg0 != reg1) {
+ jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
+ }
+ i = jitCompGetImm32(src + 2);
+ j = -1;
+ if (i == 1)
+ j = 5; /* 32 */
+ else {
+ i = jitCompA000_convTyp(i);
+ if (0x0002 <= i && i <= 0x0007)
+ j = (i - 0x0002) >> 1;
+ }
+ if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[7] == 0x3f) {
- j = w.r3f << j;
+ if (src[7] == 0x3f) {
+ j = w.r3f << j;
#if (jitCompA0001_USE_R3F_IMM8 != 0)
- if (-0x80 <= j && j <= 0x7f) {
+ if (-0x80 <= j && j <= 0x7f) {
#if (jitCompA0001_USE_R3F_INCDEC != 0)
- if (j == 1) { jitCompPutByte1(w.dst, 0x40 | reg0); goto padd1; } /* INC */
- if (j == -1) { jitCompPutByte1(w.dst, 0x48 | reg0); goto padd1; } /* DEC */
+ if (j == 1) { jitCompPutByte1(w.dst, 0x40 | reg0); goto padd1; } /* INC */
+ if (j == -1) { jitCompPutByte1(w.dst, 0x48 | reg0); goto padd1; } /* DEC */
#endif
- jitCompPutByte3(w.dst, 0x83, 0xc0 | reg0, j & 0xff); /* ADD(reg0, im8); */
- goto padd1;
- }
+ jitCompPutByte3(w.dst, 0x83, 0xc0 | reg0, j & 0xff); /* ADD(reg0, im8); */
+ goto padd1;
+ }
#endif
- if (reg0 == 0) {
- jitCompPutByte1(w.dst, 0x05); /* ADD(reg0, ?); */
- }
- else {
- jitCompPutByte2(w.dst, 0x81, 0xc0 | reg0); /* ADD(reg0, ?); */
- }
- jitCompPutImm32(&w, j);
- goto padd1;
- }
+ if (reg0 == 0) {
+ jitCompPutByte1(w.dst, 0x05); /* ADD(reg0, ?); */
+ }
+ else {
+ jitCompPutByte2(w.dst, 0x81, 0xc0 | reg0); /* ADD(reg0, ?); */
+ }
+ jitCompPutImm32(&w, j);
+ goto padd1;
+ }
#endif
- if (src[7] >= 0x40) w.err = JITC_ERR_REGNUM;
- if (j == 0) {
- reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
- if (reg1 >= 0) {
- jitCompPutByte2(w.dst, 0x01, 0xc0 | reg1 << 3 | reg0); /* ADD(reg0, reg1); */
- }
- else {
- jitCompPutByte1(w.dst, 0x03); /* ADD(reg0, [EBP+?]); */
- jitCompA0001_85DispN(&w, src[7] * 4, reg0);
- }
- }
- else {
- reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
- reg2 = 2; /* EDX */
- jitCompA000_storeRegCacheEdx(&w);
- if (reg1 < 0)
- jitCompA0001_movReg32EbpDisp(&w, reg2, src[7] * 4); /* MOV(reg2, [EBP+?]); */
- if (reg1 >= 0 && reg1 != reg2) {
- jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg2); /* MOV(reg2, reg1); */
- }
- jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg2, j); /* SHL(reg2, ?); */
- jitCompPutByte2(w.dst, 0x01, 0xc0 | reg2 << 3 | reg0); /* ADD(reg0, reg2); */
- jitCompA000_loadRegCacheEdx(&w);
- }
+ if (src[7] >= 0x40) w.err = JITC_ERR_REGNUM;
+ if (j == 0) {
+ reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
+ if (reg1 >= 0) {
+ jitCompPutByte2(w.dst, 0x01, 0xc0 | reg1 << 3 | reg0); /* ADD(reg0, reg1); */
+ }
+ else {
+ jitCompPutByte1(w.dst, 0x03); /* ADD(reg0, [EBP+?]); */
+ jitCompA0001_85DispN(&w, src[7] * 4, reg0);
+ }
+ }
+ else {
+ reg1 = jitCompA000_selectRegCache(src[7], -1 /* mem */);
+ reg2 = 2; /* EDX */
+ jitCompA000_storeRegCacheEdx(&w);
+ if (reg1 < 0)
+ jitCompA0001_movReg32EbpDisp(&w, reg2, src[7] * 4); /* MOV(reg2, [EBP+?]); */
+ if (reg1 >= 0 && reg1 != reg2) {
+ jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg2); /* MOV(reg2, reg1); */
+ }
+ jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg2, j); /* SHL(reg2, ?); */
+ jitCompPutByte2(w.dst, 0x01, 0xc0 | reg2 << 3 | reg0); /* ADD(reg0, reg2); */
+ jitCompA000_loadRegCacheEdx(&w);
+ }
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- padd1:
+ padd1:
#endif
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, reg0); /* MOV([EBP+?], reg0); */
- if (src[1] != src[6]) {
- for (i = 4; i < 32; i += 4) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- }
- }
- cmp0reg = -1;
- break;
-
- case 0x0f: /* PDIF */ /* 未完成 */
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- jitCompA0001_checkCompPtr(&w, src[6], src[7]);
- jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
- jitCompPutByte1(w.dst, 0x2b); /* SUB(EAX, [EBP+?]); */
- jitCompA0001_85DispN(&w, 256 + src[7] * 32 + 0, reg0);
- i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
- j = -1;
- if (0x0002 <= i && i <= 0x0007)
- j = (i - 0x0002) >> 1;
- if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
- if (j > 0) {
- jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, j); /* SAR(reg0,?); */
- }
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movRxxEax(&w, src[1]);
- cmp0reg = src[1]; cmp0lev = 1;
- break;
-
- case 0x10: /* OR */
- case 0x11: /* XOR */
- case 0x12: /* AND */
- case 0x14: /* ADD */
- case 0x15: /* SUB */
- case 0x16: /* MUL */
- if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, reg0); /* MOV([EBP+?], reg0); */
+ if (src[1] != src[6]) {
+ for (i = 4; i < 32; i += 4) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ }
+ }
+ cmp0reg = -1;
+ break;
+
+ case 0x0f: /* PDIF */ /* 未完成 */
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ jitCompA0001_checkCompPtr(&w, src[6], src[7]);
+ jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[6] * 32 + 0); /* MOV(reg0, [EBP+?]); */
+ jitCompPutByte1(w.dst, 0x2b); /* SUB(EAX, [EBP+?]); */
+ jitCompA0001_85DispN(&w, 256 + src[7] * 32 + 0, reg0);
+ i = jitCompA000_convTyp(jitCompGetImm32(src + 2));
+ j = -1;
+ if (0x0002 <= i && i <= 0x0007)
+ j = (i - 0x0002) >> 1;
+ if (j < 0) { w.err = JITC_ERR_BADTYPE; goto err_w; }
+ if (j > 0) {
+ jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, j); /* SAR(reg0,?); */
+ }
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ cmp0reg = src[1]; cmp0lev = 1;
+ break;
+
+ case 0x10: /* OR */
+ case 0x11: /* XOR */
+ case 0x12: /* AND */
+ case 0x14: /* ADD */
+ case 0x15: /* SUB */
+ case 0x16: /* MUL */
+ if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[2] == 0x3f) { // SUBのみ該当.
- if (*src != 0x15) w.err = JITC_ERR_REGNUM;
- reg2 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
- if (reg2 >= 0)
- jitCompA000_storeRegCacheAll(&w);
- jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); */
- jitCompPutImm32(&w, w.r3f);
- jitCompPutByte1(w.dst, 0x2b);
- jitCompA0001_85DispN(&w, src[3] * 4, reg0);
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if (src[2] == 0x3f) { // SUBのみ該当.
+ if (*src != 0x15) w.err = JITC_ERR_REGNUM;
+ reg2 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
+ if (reg2 >= 0)
+ jitCompA000_storeRegCacheAll(&w);
+ jitCompPutByte1(w.dst, 0xb8 | reg0); /* MOV(reg0, ?); */
+ jitCompPutImm32(&w, w.r3f);
+ jitCompPutByte1(w.dst, 0x2b);
+ jitCompA0001_85DispN(&w, src[3] * 4, reg0);
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#endif
- if (reg1 < 0) {
- jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg0, [EBP+?]); */
- }
- if (reg1 >= 0 && reg0 != reg1) {
- jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
- }
- if (!(src[0] == 0x10 && src[3] == 0xff)) { // bugfix: hinted by Iris, 2013.06.26. thanks!
- cmp0reg = src[1];
- cmp0lev = 1;
- if (src[0] < 0x14)
- cmp0lev = 2;
- if (src[0] == 0x16)
- cmp0reg = -1;
- }
- if (!(src[0] == 0x10 && src[3] == 0xff)) {
+ if (reg1 < 0) {
+ jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg0, [EBP+?]); */
+ }
+ if (reg1 >= 0 && reg0 != reg1) {
+ jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
+ }
+ if (!(src[0] == 0x10 && src[3] == 0xff)) { // bugfix: hinted by Iris, 2013.06.26. thanks!
+ cmp0reg = src[1];
+ cmp0lev = 1;
+ if (src[0] < 0x14)
+ cmp0lev = 2;
+ if (src[0] == 0x16)
+ cmp0reg = -1;
+ }
+ if (!(src[0] == 0x10 && src[3] == 0xff)) {
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[3] == 0x3f) {
- if (*src == 0x16 && w.r3f == -1) {
- jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0); /* NEG(reg0); */
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if (src[3] == 0x3f) {
+ if (*src == 0x16 && w.r3f == -1) {
+ jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0); /* NEG(reg0); */
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#if (jitCompA0001_USE_R3F_INCDEC != 0)
- if ((*src == 0x14 && w.r3f == 1) || (*src == 0x15 && w.r3f == -1)) {
- jitCompPutByte1(w.dst, 0x40 | reg0); /* INC(reg0); */
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
- if ((*src == 0x15 && w.r3f == 1) || (*src == 0x14 && w.r3f == -1)) {
- jitCompPutByte1(w.dst, 0x48 | reg0); /* DEC(reg0); */
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if ((*src == 0x14 && w.r3f == 1) || (*src == 0x15 && w.r3f == -1)) {
+ jitCompPutByte1(w.dst, 0x40 | reg0); /* INC(reg0); */
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
+ if ((*src == 0x15 && w.r3f == 1) || (*src == 0x14 && w.r3f == -1)) {
+ jitCompPutByte1(w.dst, 0x48 | reg0); /* DEC(reg0); */
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#endif
#if (jitCompA0001_USE_R3F_IMM8 != 0)
- if (-0x80 <= w.r3f && w.r3f <= 0x7f) {
- if (*src != 0x16) {
- static unsigned char basic_op_table_im8[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
- jitCompPutByte3(w.dst, 0x83, basic_op_table_im8[*src - 0x10] | reg0, w.r3f & 0xff);
- }
- else {
- jitCompPutByte3(w.dst, 0x6b, 0xc0 | reg0 << 3 | reg0, w.r3f & 0xff);
- }
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if (-0x80 <= w.r3f && w.r3f <= 0x7f) {
+ if (*src != 0x16) {
+ static unsigned char basic_op_table_im8[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
+ jitCompPutByte3(w.dst, 0x83, basic_op_table_im8[*src - 0x10] | reg0, w.r3f & 0xff);
+ }
+ else {
+ jitCompPutByte3(w.dst, 0x6b, 0xc0 | reg0 << 3 | reg0, w.r3f & 0xff);
+ }
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#endif
- if (reg0 == 0 /* EAX */) {
- static unsigned char basic_op_table_im32_eax[] = { 0x0d, 0x35, 0x25, 0, 0x05, 0x2d, 0xc0 };
- if (*src == 0x16) { jitCompPutByte1(w.dst, 0x69); }
- jitCompPutByte1(w.dst, basic_op_table_im32_eax[*src - 0x10]);
- }
- else {
- if (*src != 0x16) {
- static unsigned char basic_op_table_im32_reg[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
- jitCompPutByte2(w.dst, 0x81, basic_op_table_im32_reg[*src - 0x10] | reg0);
- }
- else {
- jitCompPutByte2(w.dst, 0x69, 0xc0 | reg0 << 3 | reg0);
- }
- }
- jitCompPutImm32(&w, w.r3f);
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
- }
+ if (reg0 == 0 /* EAX */) {
+ static unsigned char basic_op_table_im32_eax[] = { 0x0d, 0x35, 0x25, 0, 0x05, 0x2d, 0xc0 };
+ if (*src == 0x16) { jitCompPutByte1(w.dst, 0x69); }
+ jitCompPutByte1(w.dst, basic_op_table_im32_eax[*src - 0x10]);
+ }
+ else {
+ if (*src != 0x16) {
+ static unsigned char basic_op_table_im32_reg[] = { 0xc8, 0xf0, 0xe0, 0, 0xc0, 0xe8 };
+ jitCompPutByte2(w.dst, 0x81, basic_op_table_im32_reg[*src - 0x10] | reg0);
+ }
+ else {
+ jitCompPutByte2(w.dst, 0x69, 0xc0 | reg0 << 3 | reg0);
+ }
+ }
+ jitCompPutImm32(&w, w.r3f);
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+ }
#endif
- reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
- if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
- if (*src != 0x16) {
- if (reg1 >= 0) {
- static unsigned char basic_op_table_rr[] = { 0x09, 0x31, 0x21, 0, 0x01, 0x29 }; /* op(reg,reg); */
- jitCompPutByte2(w.dst, basic_op_table_rr[*src - 0x10], 0xc0 | reg1 << 3 | reg0);
- }
- else {
- static unsigned char basic_op_table_rm[] = { 0x0b, 0x33, 0x23, 0, 0x03, 0x2b, 0xaf }; /* op(reg,mem); */
- jitCompPutByte1(w.dst, basic_op_table_rm[*src - 0x10]);
- jitCompA0001_85DispN(&w, src[3] * 4, reg0);
- }
- }
- else {
- if (reg1 >= 0) {
- jitCompPutByte3(w.dst, 0x0f, 0xaf, 0xc0 | reg0 << 3 | reg1);
- }
- else {
- jitCompPutByte2(w.dst, 0x0f, 0xaf);
- jitCompA0001_85DispN(&w, src[3] * 4, reg0);
- }
- }
- }
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- break;
-
- case 0x18: /* SHL */
- case 0x19: /* SAR */
- if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
- if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
+ reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
+ if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
+ if (*src != 0x16) {
+ if (reg1 >= 0) {
+ static unsigned char basic_op_table_rr[] = { 0x09, 0x31, 0x21, 0, 0x01, 0x29 }; /* op(reg,reg); */
+ jitCompPutByte2(w.dst, basic_op_table_rr[*src - 0x10], 0xc0 | reg1 << 3 | reg0);
+ }
+ else {
+ static unsigned char basic_op_table_rm[] = { 0x0b, 0x33, 0x23, 0, 0x03, 0x2b, 0xaf }; /* op(reg,mem); */
+ jitCompPutByte1(w.dst, basic_op_table_rm[*src - 0x10]);
+ jitCompA0001_85DispN(&w, src[3] * 4, reg0);
+ }
+ }
+ else {
+ if (reg1 >= 0) {
+ jitCompPutByte3(w.dst, 0x0f, 0xaf, 0xc0 | reg0 << 3 | reg1);
+ }
+ else {
+ jitCompPutByte2(w.dst, 0x0f, 0xaf);
+ jitCompA0001_85DispN(&w, src[3] * 4, reg0);
+ }
+ }
+ }
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ break;
+
+ case 0x18: /* SHL */
+ case 0x19: /* SAR */
+ if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
+ if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[3] == 0x3f) {
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
- if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
- if (reg1 == -1)
- jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg1, [EBP+?]); */
- else {
- if (reg0 != reg1) {
- jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
- }
- }
- if (*src == 0x18) { jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg0, w.r3f); } /* SHL(reg0, im8); */
- if (*src == 0x19) { jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, w.r3f); } /* SAR(reg0, im8); */
- if (reg0 == 0 /* EAX */)
- jitCompA0001_movRxxEax(&w, src[1]);
- cmp0reg = src[1];
- cmp0lev = 1;
- break;
- }
+ if (src[3] == 0x3f) {
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ reg1 = jitCompA000_selectRegCache(src[2], -1 /* mem */);
+ if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
+ if (reg1 == -1)
+ jitCompA0001_movReg32EbpDisp(&w, reg0, src[2] * 4); /* MOV(reg1, [EBP+?]); */
+ else {
+ if (reg0 != reg1) {
+ jitCompPutByte2(w.dst, 0x89, 0xc0 | reg1 << 3 | reg0); /* MOV(reg0, reg1); */
+ }
+ }
+ if (*src == 0x18) { jitCompPutByte3(w.dst, 0xc1, 0xe0 | reg0, w.r3f); } /* SHL(reg0, im8); */
+ if (*src == 0x19) { jitCompPutByte3(w.dst, 0xc1, 0xf8 | reg0, w.r3f); } /* SAR(reg0, im8); */
+ if (reg0 == 0 /* EAX */)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ cmp0reg = src[1];
+ cmp0lev = 1;
+ break;
+ }
#endif
- jitCompA000_storeRegCacheAll(&w); // 手抜き.
- jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
+ jitCompA000_storeRegCacheAll(&w); // 手抜き.
+ jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[2] == 0x3f) {
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, w.r3f);
- }
- else {
- jitCompA0001_movEaxRxx(&w, src[2]);
- }
+ if (src[2] == 0x3f) {
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, w.r3f);
+ }
+ else {
+ jitCompA0001_movEaxRxx(&w, src[2]);
+ }
#else
- jitCompA0001_movEaxRxx(&w, src[2]);
+ jitCompA0001_movEaxRxx(&w, src[2]);
#endif
- if (*src == 0x18) { jitCompPutByte2(w.dst, 0xd3, 0xe0); } /* SHL(EAX, CL); */
- if (*src == 0x19) { jitCompPutByte2(w.dst, 0xd3, 0xf8); } /* SAR(EAX, CL); */
- jitCompA0001_movRxxEax(&w, src[1]);
- jitCompA000_loadRegCacheAll(&w); // 手抜き.
- cmp0reg = src[1];
- cmp0lev = 1;
- break;
-
- case 0x1a: /* DIV */
- case 0x1b: /* MOD */
- if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
- if (src[2] >= 0x40) w.err = JITC_ERR_REGNUM;
- if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
- jitCompA000_storeRegCacheAll(&w); // 手抜き.
+ if (*src == 0x18) { jitCompPutByte2(w.dst, 0xd3, 0xe0); } /* SHL(EAX, CL); */
+ if (*src == 0x19) { jitCompPutByte2(w.dst, 0xd3, 0xf8); } /* SAR(EAX, CL); */
+ jitCompA0001_movRxxEax(&w, src[1]);
+ jitCompA000_loadRegCacheAll(&w); // 手抜き.
+ cmp0reg = src[1];
+ cmp0lev = 1;
+ break;
+
+ case 0x1a: /* DIV */
+ case 0x1b: /* MOD */
+ if (src[1] >= 0x3f) w.err = JITC_ERR_REGNUM;
+ if (src[2] >= 0x40) w.err = JITC_ERR_REGNUM;
+ if (src[3] >= 0x40) w.err = JITC_ERR_REGNUM;
+ jitCompA000_storeRegCacheAll(&w); // 手抜き.
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[3] == 0x3f) {
- jitCompPutByte1(w.dst, 0xb8 | 1); /* MOV(ECX, ?); */
- jitCompPutImm32(&w, w.r3f);
- }
- else {
- jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
- }
- if (src[2] == 0x3f) {
- jitCompPutByte1(w.dst, 0xb8 | 0); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, w.r3f);
- }
- else {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
- }
+ if (src[3] == 0x3f) {
+ jitCompPutByte1(w.dst, 0xb8 | 1); /* MOV(ECX, ?); */
+ jitCompPutImm32(&w, w.r3f);
+ }
+ else {
+ jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
+ }
+ if (src[2] == 0x3f) {
+ jitCompPutByte1(w.dst, 0xb8 | 0); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, w.r3f);
+ }
+ else {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
+ }
#else
- jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
+ jitCompA0001_movReg32EbpDisp(&w, 1 /* ECX */, src[3] * 4); /* MOV(ECX, [EBP+?]); */
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, src[2] * 4); /* MOV(EAX, [EBP+?]); */
#endif
- jitCompPutByte1(w.dst, 0x99); /* CDQ(); */
- /* ECXがゼロではないことを確認すべき */
- jitCompPutByte2(w.dst, 0xf7, 0xf9); /* IDIV(ECX); */
- if (*src == 0x1a) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 0 /* EAX */); }
- if (*src == 0x1b) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 2 /* EDX */); }
- jitCompA000_loadRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
-
- case 0x1c: /* PLMT0 */
- case 0x1d: /* PLMT1 */
- if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
- if (level < JITC_LV_FASTEST) {
- cmp0reg = -1;
- if (level < JITC_LV_FASTER) {
- // typ が一致していることを確認.
- // plsとliveSignが一致していることを確認.
-
- // preg1はp0 <= p <= p1 を満たしているか？.
- // 新しいp0/p1は古いp0〜p1に適合しているか？.
-
- }
- }
-
- case 0x1e: /* PCP */ /* 未完成(p1まで完成) */
- if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
- if (src[2] == 0x3f) w.err = JITC_ERR_PREGNUM;
- if (src[1] != 0x3f) {
- /* src[2] == 0xff の場合に対応できてない */
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- for (i = 0; i < 32; i += 4) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + i); /* MOV(EAX, [EBP+?]); */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- }
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- }
- else {
- if (level < JITC_LV_FASTER) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 4); /* MOV(EAX, [EBP+?]); */ /* typ */
- jitCompPutByte3(w.dst, 0x83, 0xf8, 0); /* CMP(EAX, 0); */
- jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
- jitCompPutImm32(&w, errfnc - (w.dst + 4));
- /* セキュリティチェックが足りてない!(aliveとか) */
- }
- reg0 = 0; /* EAX */
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
- if (level < JITC_LV_FASTER) {
- jitCompPutByte1(w.dst, 0x3b); /* CMP(reg0, [EBP+?]); */
- jitCompA0001_85DispN(&w, 256 + src[2] * 32 + 8, reg0); /* p0 */
- jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
- jitCompPutImm32(&w, errfnc - (w.dst + 4));
- }
- jitCompPutByte2(w.dst, 0xff, 0xe0); /* JMP(EAX); */
- }
- break;
-
- case 0x1f: /* PCST */
- if (jitCompGetImm32(src + 2) == 0) {
- if (level < JITC_LV_FASTER)
- jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 7), 2);
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- for (i = 0; i < 32 - 4; i += 4) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
- if (i == 4) {
- jitCompPutByte1(w.dst, 0x0d); /* OR(EAX, ?); */
- jitCompPutImm32(&w, 0x80000000);
- }
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- }
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, debugInfo1);
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 28, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
- }
- if (jitCompGetImm32(src + 7) == 0) {
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- for (i = 0; i < 32 - 4; i += 4) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
- if (i == 4) {
- jitCompPutByte1(w.dst, 0x25); /* AND(EAX, ?); */
- jitCompPutImm32(&w, 0x7fffffff);
- }
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
- }
- if (level < JITC_LV_FASTER) {
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + 28); /* MOV(EAX, [EBP+?]); */
- jitCompPutByte1(w.dst, 0x3d); /* CMP(EAX, ?); */
- jitCompPutImm32(&w, debugInfo1);
- jitCompPutByte2(w.dst, 0x74, 8); /* JE */
- jitCompPutByte2(w.dst, 0x31, 0xc0); /* XOR(EAX, EAX); (2) */
- jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0 /* EAX */); /* MOV([EBP+?], EAX); (1+1+4) */
- }
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
- }
- w.err = JITC_ERR_OPECODE;
- goto err_w;
-
- case 0x20: /* CMPE */
- case 0x21: /* CMPNE */
- case 0x22: /* CMPL */
- case 0x23: /* CMPGE */
- case 0x24: /* CMPLE */
- case 0x25: /* CMPG */
- case 0x26: /* TSTZ */
- case 0x27: /* TSTNZ */
- reg0 = jitCompA000_selectRegCache(src[2], 0 /* EAX */);
- reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
- if (src[1] == 0x3f) {
- /* 特殊構文チェック */
- if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
- if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
- w.err = JITC_ERR_IDIOM; goto err_w;
- }
- }
- if (reg0 == 0)
- jitCompA0001_movEaxRxx(&w, src[2]);
+ jitCompPutByte1(w.dst, 0x99); /* CDQ(); */
+ /* ECXがゼロではないことを確認すべき */
+ jitCompPutByte2(w.dst, 0xf7, 0xf9); /* IDIV(ECX); */
+ if (*src == 0x1a) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 0 /* EAX */); }
+ if (*src == 0x1b) { jitCompA0001_movEbpDispReg32(&w, src[1] * 4, 2 /* EDX */); }
+ jitCompA000_loadRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+
+ case 0x1c: /* PLMT0 */
+ case 0x1d: /* PLMT1 */
+ if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
+ if (level < JITC_LV_FASTEST) {
+ cmp0reg = -1;
+ if (level < JITC_LV_FASTER) {
+ // typ が一致していることを確認.
+ // plsとliveSignが一致していることを確認.
+
+ // preg1はp0 <= p <= p1 を満たしているか？.
+ // 新しいp0/p1は古いp0〜p1に適合しているか？.
+
+ }
+ }
+
+ case 0x1e: /* PCP */ /* 未完成(p1まで完成) */
+ if (src[1] >= 0x40 || src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
+ if (src[2] == 0x3f) w.err = JITC_ERR_PREGNUM;
+ if (src[1] != 0x3f) {
+ /* src[2] == 0xff の場合に対応できてない */
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ for (i = 0; i < 32; i += 4) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + i); /* MOV(EAX, [EBP+?]); */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ }
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ }
+ else {
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 4); /* MOV(EAX, [EBP+?]); */ /* typ */
+ jitCompPutByte3(w.dst, 0x83, 0xf8, 0); /* CMP(EAX, 0); */
+ jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
+ jitCompPutImm32(&w, errfnc - (w.dst + 4));
+ /* セキュリティチェックが足りてない!(aliveとか) */
+ }
+ reg0 = 0; /* EAX */
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ jitCompA0001_movReg32EbpDisp(&w, reg0, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
+ if (level < JITC_LV_FASTER) {
+ jitCompPutByte1(w.dst, 0x3b); /* CMP(reg0, [EBP+?]); */
+ jitCompA0001_85DispN(&w, 256 + src[2] * 32 + 8, reg0); /* p0 */
+ jitCompPutByte2(w.dst, 0x0f, 0x85); /* JNE */
+ jitCompPutImm32(&w, errfnc - (w.dst + 4));
+ }
+ jitCompPutByte2(w.dst, 0xff, 0xe0); /* JMP(EAX); */
+ }
+ break;
+
+ case 0x1f: /* PCST */
+ if (jitCompGetImm32(src + 2) == 0) {
+ if (level < JITC_LV_FASTER)
+ jitCompA0001_checkType0(&w, src[6], jitCompGetImm32(src + 7), 2);
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ for (i = 0; i < 32 - 4; i += 4) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
+ if (i == 4) {
+ jitCompPutByte1(w.dst, 0x0d); /* OR(EAX, ?); */
+ jitCompPutImm32(&w, 0x80000000);
+ }
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ }
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, debugInfo1);
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 28, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+ }
+ if (jitCompGetImm32(src + 7) == 0) {
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ for (i = 0; i < 32 - 4; i += 4) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + i); /* MOV(EAX, [EBP+?]); */
+ if (i == 4) {
+ jitCompPutByte1(w.dst, 0x25); /* AND(EAX, ?); */
+ jitCompPutImm32(&w, 0x7fffffff);
+ }
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + i, 0 /* EAX */); /* MOV([EBP+?], EAX); */
+ }
+ if (level < JITC_LV_FASTER) {
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[6] * 32 + 28); /* MOV(EAX, [EBP+?]); */
+ jitCompPutByte1(w.dst, 0x3d); /* CMP(EAX, ?); */
+ jitCompPutImm32(&w, debugInfo1);
+ jitCompPutByte2(w.dst, 0x74, 8); /* JE */
+ jitCompPutByte2(w.dst, 0x31, 0xc0); /* XOR(EAX, EAX); (2) */
+ jitCompA0001_movEbpDispReg32(&w, 256 + src[1] * 32 + 0, 0 /* EAX */); /* MOV([EBP+?], EAX); (1+1+4) */
+ }
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+ }
+ w.err = JITC_ERR_OPECODE;
+ goto err_w;
+
+ case 0x20: /* CMPE */
+ case 0x21: /* CMPNE */
+ case 0x22: /* CMPL */
+ case 0x23: /* CMPGE */
+ case 0x24: /* CMPLE */
+ case 0x25: /* CMPG */
+ case 0x26: /* TSTZ */
+ case 0x27: /* TSTNZ */
+ reg0 = jitCompA000_selectRegCache(src[2], 0 /* EAX */);
+ reg1 = jitCompA000_selectRegCache(src[3], -1 /* mem */);
+ if (src[1] == 0x3f) {
+ /* 特殊構文チェック */
+ if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
+ if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
+ w.err = JITC_ERR_IDIOM; goto err_w;
+ }
+ }
+ if (reg0 == 0)
+ jitCompA0001_movEaxRxx(&w, src[2]);
#if (jitCompA0001_USE_R3F_IMM32 != 0)
- if (src[3] == 0x3f) {
+ if (src[3] == 0x3f) {
#if (jitCompA0001_OPTIMIZE_CMP != 0)
- if ((*src <= 0x25 && w.r3f == 0) || (*src >= 0x26 && w.r3f == -1)) {
- i = 0;
- if (cmp0reg == src[2]) {
- if (cmp0lev >= 1 && (src[0] == 0x20 || src[0] == 0x21 || src[0] == 0x26 || src[0] == 0x27))
- i = 1;
- if (cmp0lev >= 2 && (src[0] == 0x22 || src[0] == 0x23 || src[0] == 0x24 || src[0] == 0x25))
- i = 1;
- }
- if (i == 0) {
- jitCompPutByte2(w.dst, 0x85, 0xc0 | reg0 << 3 | reg0); /* TEST(reg0, reg0); */
- }
- cmp0reg = src[2];
- cmp0lev = 2;
- goto cmpcc1;
- }
+ if ((*src <= 0x25 && w.r3f == 0) || (*src >= 0x26 && w.r3f == -1)) {
+ i = 0;
+ if (cmp0reg == src[2]) {
+ if (cmp0lev >= 1 && (src[0] == 0x20 || src[0] == 0x21 || src[0] == 0x26 || src[0] == 0x27))
+ i = 1;
+ if (cmp0lev >= 2 && (src[0] == 0x22 || src[0] == 0x23 || src[0] == 0x24 || src[0] == 0x25))
+ i = 1;
+ }
+ if (i == 0) {
+ jitCompPutByte2(w.dst, 0x85, 0xc0 | reg0 << 3 | reg0); /* TEST(reg0, reg0); */
+ }
+ cmp0reg = src[2];
+ cmp0lev = 2;
+ goto cmpcc1;
+ }
#endif
#if (jitCompA0001_USE_R3F_IMM8 != 0)
- if (-0x80 <= w.r3f && w.r3f <= 0x7f && *src <= 0x25) {
- jitCompPutByte3(w.dst, 0x83, 0xf8 | reg0, w.r3f);
- goto cmpcc1;
- }
+ if (-0x80 <= w.r3f && w.r3f <= 0x7f && *src <= 0x25) {
+ jitCompPutByte3(w.dst, 0x83, 0xf8 | reg0, w.r3f);
+ goto cmpcc1;
+ }
#endif
- if (reg0 == 0) {
- if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3d); }
- if (*src >= 0x26) { jitCompPutByte1(w.dst, 0xa9); }
- }
- else {
- if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x81, 0xf8 | reg0); }
- if (*src >= 0x26) { jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); }
- }
- jitCompPutImm32(&w, w.r3f);
- goto cmpcc1;
- }
+ if (reg0 == 0) {
+ if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3d); }
+ if (*src >= 0x26) { jitCompPutByte1(w.dst, 0xa9); }
+ }
+ else {
+ if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x81, 0xf8 | reg0); }
+ if (*src >= 0x26) { jitCompPutByte2(w.dst, 0xf7, 0xc0 | reg0); }
+ }
+ jitCompPutImm32(&w, w.r3f);
+ goto cmpcc1;
+ }
#endif
- if (src[3] >= 0x40) w.err = JITC_ERR_PREGNUM;
- if (reg1 >= 0) {
- if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x39, 0xc0 | reg1 << 3 | reg0); }
- if (*src >= 0x26) { jitCompPutByte2(w.dst, 0x85, 0xc0 | reg1 << 3 | reg0); }
- }
- else {
- if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3b); }
- if (*src >= 0x26) { jitCompPutByte1(w.dst, 0x85); }
- jitCompA0001_85DispN(&w, src[3] * 4, reg0);
- }
- cmpcc1:
- if (w.err != 0) goto err_w;
- static unsigned char cmpcc_table0[] = {
- 0x04, 0x05, 0x0c, 0x0d, 0x0e, 0x0f, 0x04, 0x05, /* CMPcc, TSTcc */
- 0x04, 0x05, 0x02, 0x03, 0x06, 0x07 /* PCMPcc */
- };
+ if (src[3] >= 0x40) w.err = JITC_ERR_PREGNUM;
+ if (reg1 >= 0) {
+ if (*src <= 0x25) { jitCompPutByte2(w.dst, 0x39, 0xc0 | reg1 << 3 | reg0); }
+ if (*src >= 0x26) { jitCompPutByte2(w.dst, 0x85, 0xc0 | reg1 << 3 | reg0); }
+ }
+ else {
+ if (*src <= 0x25) { jitCompPutByte1(w.dst, 0x3b); }
+ if (*src >= 0x26) { jitCompPutByte1(w.dst, 0x85); }
+ jitCompA0001_85DispN(&w, src[3] * 4, reg0);
+ }
+ cmpcc1:
+ if (w.err != 0) goto err_w;
+ static unsigned char cmpcc_table0[] = {
+ 0x04, 0x05, 0x0c, 0x0d, 0x0e, 0x0f, 0x04, 0x05, /* CMPcc, TSTcc */
+ 0x04, 0x05, 0x02, 0x03, 0x06, 0x07 /* PCMPcc */
+ };
#if (jitCompA0001_USE_R3F_CMPJMP != 0)
- if (src[1] == 0x3f) {
- /* 特殊構文を利用した最適化 */
- jitCompPutByte2(w.dst, 0x0f, 0x80 | cmpcc_table0[*src - 0x20]);
- src += 6;
- i = jitCompGetLabelNum(&w, src + 2);
- if ((flags & JITC_PHASE1) != 0 && w.err != 0) {
- if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
- // if (label[i].typ != 1) { w.err = JITC_ERR_LABELTYP; goto err_w; }
- }
- j = 0;
- if ((flags & JITC_PHASE1) != 0 || (((flags & JITC_PHASE1) == 0) && label[i].opt != 0))
- j = label[i].p - (w.dst + 4);
- jitCompPutImm32(&w, j);
+ if (src[1] == 0x3f) {
+ /* 特殊構文を利用した最適化 */
+ jitCompPutByte2(w.dst, 0x0f, 0x80 | cmpcc_table0[*src - 0x20]);
+ src += 6;
+ i = jitCompGetLabelNum(&w, src + 2);
+ if ((flags & JITC_PHASE1) != 0 && w.err != 0) {
+ if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
+ // if (label[i].typ != 1) { w.err = JITC_ERR_LABELTYP; goto err_w; }
+ }
+ j = 0;
+ if ((flags & JITC_PHASE1) != 0 || (((flags & JITC_PHASE1) == 0) && label[i].opt != 0))
+ j = label[i].p - (w.dst + 4);
+ jitCompPutImm32(&w, j);
#if (jitCompA0001_OPTIMIZE_JMP != 0)
- if (-128 - 4 <= j && j < 0) {
- j += 4;
- w.dst -= 6;
- jitCompPutByte2(w.dst, w.dst[1] ^ 0xf0, j & 0xff);
- }
+ if (-128 - 4 <= j && j < 0) {
+ j += 4;
+ w.dst -= 6;
+ jitCompPutByte2(w.dst, w.dst[1] ^ 0xf0, j & 0xff);
+ }
#endif
- src += 6;
- if (w.err != 0) goto err_w;
- continue;
- }
+ src += 6;
+ if (w.err != 0) goto err_w;
+ continue;
+ }
#endif
- /* 一般的なJITC */
- reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
- jitCompPutByte3(w.dst, 0x0f, 0x90 | cmpcc_table0[*src - 0x20], 0xc0 | reg0); /* SETcc(BYTE(reg0)); */
- jitCompPutByte3(w.dst, 0x0f, 0xb6, 0xc0 | reg0 << 3 | reg0); /* MOVZX(reg0, BYTE(reg0)); */
- jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0); /* NEG(reg0); */
- if (reg0 == 0)
- jitCompA0001_movRxxEax(&w, src[1]);
- cmp0reg = src[2];
- cmp0lev = 1;
- break;
-
- case 0x28: /* PCMPE */
- case 0x29: /* PCMPNE */
- case 0x2a: /* PCMPL */
- case 0x2b: /* PCMPGE */
- case 0x2c: /* PCMPLE */
- case 0x2d: /* PCMPG */
- if (src[1] == 0x3f) {
- /* 特殊構文チェック */
- if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
- if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
- w.err = JITC_ERR_IDIOM; goto err_w;
- }
- }
- if (src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- if (src[3] != 0xff)
- jitCompA0001_checkCompPtr(&w, src[2], src[3]);
- jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
- if (src[3] != 0xff) {
- jitCompPutByte1(w.dst, 0x3b); /* CMP(EAX, [EBP+?]); */
- jitCompA0001_85DispN(&w, 256 + src[3] * 32 + 0, 0);
- }
- else {
- /* 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 */
- jitCompPutByte3(w.dst, 0x83, 0xf8, 0x00); /* CMP(EAX, 0); */
- }
- cmp0reg = -1;
- goto cmpcc1;
-
- case 0x30: /* talloc(old:F4) */
- case 0x31: /* tfree(old:F5) */
- case 0x32: /* malloc(old:F6) */
- case 0x33: /* mfree(old:F7) */
- jitCompA000_storeRegCacheAll(&w); // 手抜き.
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
- jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
- jitCompPutByte1(w.dst, 0xe8);
- if (*src == 0x30) j = ((unsigned char *)&funcf4) - (w.dst + 4);
- if (*src == 0x31) j = ((unsigned char *)&funcf5) - (w.dst + 4);
- if (*src == 0x32) j = ((unsigned char *)&funcf6) - (w.dst + 4);
- if (*src == 0x33) j = ((unsigned char *)&funcf7) - (w.dst + 4);
- jitCompPutImm32(&w, j);
- jitCompPutByte3(w.dst, 0x83, 0xc4, 0x10); /* ADD(ESP,16); */
- jitCompA000_loadRegCacheAll(&w); // 手抜き.
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
-
- case 0x34: /* data (暫定) */
- cmp0reg = -1;
- if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
- int k = jitCompGetImm32(&src[1]), tmpData, bitCount, dataWidth = jitCompA000_dataWidth(k);
- if (lastlabel >= 0 && label[lastlabel].typ == 0)
- label[lastlabel].typ = k;
- if (k != 1) {
- i = jitCompA000_convTyp(k);
- if (i < 2 || i > 7) { w.err = JITC_ERR_BADTYPE; goto err_w; }
- }
- j = jitCompGetImm32(&src[5]);
- oldsrc = src;
- src += 9;
- if (k != 1) {
- bitCount = 7;
- while (j > 0) {
- if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
- if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
- tmpData = 0;
- for (k = 0; k < dataWidth; k++) {
- tmpData = tmpData << 1 | ((*src >> bitCount) & 1);
- bitCount--;
- if (bitCount < 0) {
- bitCount = 7;
- src++;
- }
- }
- if ((i & 1) == 0 && dataWidth <= 31 && (tmpData >> (dataWidth - 1)) != 0) {
- tmpData -= 1 << dataWidth;
- }
- if (i == 2 || i == 3) { jitCompPutByte1(w.dst, tmpData & 0xff); }
- if (i == 4 || i == 5) { jitCompPutByte2(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff); }
- if (i == 6 || i == 7) { jitCompPutByte4(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff, (tmpData >> 16) & 0xff, (tmpData >> 24) & 0xff); }
- j--;
- }
- }
- else {
- while (j > 0) {
- if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
- if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
- i = jitCompGetImm32(src);
- src += 4;
- if ((flags & JITC_PHASE1) != 0 && w.err == 0) {
- if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
- }
- jitCompPutImm32(&w, (int)label[i].p);
- jitCompPutImm32(&w, label[i].typ);
- jitCompPutImm32(&w, (int)label[i].p);
- jitCompPutImm32(&w, (int)label[i].p1);
- jitCompPutImm32(&w, 0); /* liveSign */
- jitCompPutImm32(&w, 2320); /* pls */
- jitCompPutImm32(&w, 0);
- jitCompPutImm32(&w, 0);
- j--;
- }
- }
- if (lastlabel >= 0 && label[lastlabel].p1 < w.dst)
- label[lastlabel].p1 = w.dst;
- continue;
-
- case 0x3c: /* ENTER */
- jitCompA000_storeRegCacheAll(&w); // 手抜き.
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- jitCompPutByte2(w.dst, 0x6a, src[6]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[5]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
- jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
- jitCompPutByte1(w.dst, 0xe8);
- j = ((unsigned char *)&func3c) - (w.dst + 4);
- jitCompPutImm32(&w, j);
- jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20); /* ADD(ESP,32); */
- jitCompA000_loadRegCacheAll(&w); // 手抜き.
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
-
- case 0x3d: /* LEAVE */
- jitCompA000_storeRegCacheAll(&w); // 手抜き.
- jitCompA000_storePRegCacheAll(&w); // 手抜き.
- jitCompPutByte2(w.dst, 0x6a, src[6]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[5]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
- jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
- jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
- jitCompPutByte1(w.dst, 0xe8);
- j = ((unsigned char *)&func3d) - (w.dst + 4);
- jitCompPutImm32(&w, j);
- jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20); /* ADD(ESP,32); */
- jitCompA000_loadRegCacheAll(&w); // 手抜き.
- jitCompA000_loadPRegCacheAll(&w); // 手抜き.
- cmp0reg = -1;
- break;
-
- case 0xfe: /* remark */
- if (src[1] == 0x01 && src[2] == 0x00) { // DBGINFO1
- if (level <= JITC_LV_SLOWER) {
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, debugInfo1);
- jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
- }
- }
- if (src[1] == 0x01 && src[2] == 0x03) { // DBGINFO1CLR
- if (level <= JITC_LV_SLOWER) {
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, -1);
- jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
- }
- }
- if (src[1] == 0x05 && src[2] == 0x00) { // DBGINFO0
- if (level <= JITC_LV_SLOWEST) {
- debugInfo0 = jitCompGetImm32(src + 3);
- // jitCompPutByte1(w.dst, 0xbf); /* MOV(EDI, ?); */
- // jitCompPutImm32(&w, debugInfo0);
- jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
- jitCompPutImm32(&w, debugInfo0);
- jitCompA0001_movEbpDispReg32(&w, 2304 + 0, 0 /* EAX */); /* MOV(debugInfo0, EAX); */
- }
- }
- break;
-
- default:
- w.err = JITC_ERR_OPECODE;
- goto err_w;
+ /* 一般的なJITC */
+ reg0 = jitCompA000_selectRegCache(src[1], 0 /* EAX */);
+ jitCompPutByte3(w.dst, 0x0f, 0x90 | cmpcc_table0[*src - 0x20], 0xc0 | reg0); /* SETcc(BYTE(reg0)); */
+ jitCompPutByte3(w.dst, 0x0f, 0xb6, 0xc0 | reg0 << 3 | reg0); /* MOVZX(reg0, BYTE(reg0)); */
+ jitCompPutByte2(w.dst, 0xf7, 0xd8 | reg0); /* NEG(reg0); */
+ if (reg0 == 0)
+ jitCompA0001_movRxxEax(&w, src[1]);
+ cmp0reg = src[2];
+ cmp0lev = 1;
+ break;
+
+ case 0x28: /* PCMPE */
+ case 0x29: /* PCMPNE */
+ case 0x2a: /* PCMPL */
+ case 0x2b: /* PCMPGE */
+ case 0x2c: /* PCMPLE */
+ case 0x2d: /* PCMPG */
+ if (src[1] == 0x3f) {
+ /* 特殊構文チェック */
+ if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
+ if (src[4] != 0x04 || src[5] != 0x3f || src[6] != 0x03 || src[7] != 0x3f) {
+ w.err = JITC_ERR_IDIOM; goto err_w;
+ }
+ }
+ if (src[2] >= 0x40) w.err = JITC_ERR_PREGNUM;
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ if (src[3] != 0xff)
+ jitCompA0001_checkCompPtr(&w, src[2], src[3]);
+ jitCompA0001_movReg32EbpDisp(&w, 0 /* EAX */, 256 + src[2] * 32 + 0); /* MOV(EAX, [EBP+?]); */
+ if (src[3] != 0xff) {
+ jitCompPutByte1(w.dst, 0x3b); /* CMP(EAX, [EBP+?]); */
+ jitCompA0001_85DispN(&w, 256 + src[3] * 32 + 0, 0);
+ }
+ else {
+ /* 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 */
+ jitCompPutByte3(w.dst, 0x83, 0xf8, 0x00); /* CMP(EAX, 0); */
+ }
+ cmp0reg = -1;
+ goto cmpcc1;
+
+ case 0x30: /* talloc(old:F4) */
+ case 0x31: /* tfree(old:F5) */
+ case 0x32: /* malloc(old:F6) */
+ case 0x33: /* mfree(old:F7) */
+ jitCompA000_storeRegCacheAll(&w); // 手抜き.
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
+ jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
+ jitCompPutByte1(w.dst, 0xe8);
+ if (*src == 0x30) j = ((unsigned char *)&funcf4) - (w.dst + 4);
+ if (*src == 0x31) j = ((unsigned char *)&funcf5) - (w.dst + 4);
+ if (*src == 0x32) j = ((unsigned char *)&funcf6) - (w.dst + 4);
+ if (*src == 0x33) j = ((unsigned char *)&funcf7) - (w.dst + 4);
+ jitCompPutImm32(&w, j);
+ jitCompPutByte3(w.dst, 0x83, 0xc4, 0x10); /* ADD(ESP,16); */
+ jitCompA000_loadRegCacheAll(&w); // 手抜き.
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+
+ case 0x34: /* data (暫定) */
+ cmp0reg = -1;
+ if (w.prefix != 0) { w.err = JITC_ERR_PREFIX; goto err_w; }
+ int k = jitCompGetImm32(&src[1]), tmpData, bitCount, dataWidth = jitCompA000_dataWidth(k);
+ if (lastlabel >= 0 && label[lastlabel].typ == 0)
+ label[lastlabel].typ = k;
+ if (k != 1) {
+ i = jitCompA000_convTyp(k);
+ if (i < 2 || i > 7) { w.err = JITC_ERR_BADTYPE; goto err_w; }
+ }
+ j = jitCompGetImm32(&src[5]);
+ oldsrc = src;
+ src += 9;
+ if (k != 1) {
+ bitCount = 7;
+ while (j > 0) {
+ if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
+ if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
+ tmpData = 0;
+ for (k = 0; k < dataWidth; k++) {
+ tmpData = tmpData << 1 | ((*src >> bitCount) & 1);
+ bitCount--;
+ if (bitCount < 0) {
+ bitCount = 7;
+ src++;
+ }
+ }
+ if ((i & 1) == 0 && dataWidth <= 31 && (tmpData >> (dataWidth - 1)) != 0) {
+ tmpData -= 1 << dataWidth;
+ }
+ if (i == 2 || i == 3) { jitCompPutByte1(w.dst, tmpData & 0xff); }
+ if (i == 4 || i == 5) { jitCompPutByte2(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff); }
+ if (i == 6 || i == 7) { jitCompPutByte4(w.dst, tmpData & 0xff, (tmpData >> 8) & 0xff, (tmpData >> 16) & 0xff, (tmpData >> 24) & 0xff); }
+ j--;
+ }
+ }
+ else {
+ while (j > 0) {
+ if (src >= src1) { w.err = JITC_ERR_SRC1; src = oldsrc; goto err_w; }
+ if (w.dst + 256 > dst1) { w.err = JITC_ERR_DST1; src = oldsrc; goto err_w; }
+ i = jitCompGetImm32(src);
+ src += 4;
+ if ((flags & JITC_PHASE1) != 0 && w.err == 0) {
+ if (label[i].opt == 0) { w.err = JITC_ERR_LABELNODEF; goto err_w; }
+ }
+ jitCompPutImm32(&w, (int)label[i].p);
+ jitCompPutImm32(&w, label[i].typ);
+ jitCompPutImm32(&w, (int)label[i].p);
+ jitCompPutImm32(&w, (int)label[i].p1);
+ jitCompPutImm32(&w, 0); /* liveSign */
+ jitCompPutImm32(&w, 2320); /* pls */
+ jitCompPutImm32(&w, 0);
+ jitCompPutImm32(&w, 0);
+ j--;
+ }
+ }
+ if (lastlabel >= 0 && label[lastlabel].p1 < w.dst)
+ label[lastlabel].p1 = w.dst;
+ continue;
+
+ case 0x3c: /* ENTER */
+ jitCompA000_storeRegCacheAll(&w); // 手抜き.
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ jitCompPutByte2(w.dst, 0x6a, src[6]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[5]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
+ jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
+ jitCompPutByte1(w.dst, 0xe8);
+ j = ((unsigned char *)&func3c) - (w.dst + 4);
+ jitCompPutImm32(&w, j);
+ jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20); /* ADD(ESP,32); */
+ jitCompA000_loadRegCacheAll(&w); // 手抜き.
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+
+ case 0x3d: /* LEAVE */
+ jitCompA000_storeRegCacheAll(&w); // 手抜き.
+ jitCompA000_storePRegCacheAll(&w); // 手抜き.
+ jitCompPutByte2(w.dst, 0x6a, src[6]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[5]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[4] & 0x0f); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, (src[4] >> 4) & 0x0f); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[3]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[2]); /* PUSH(?); */
+ jitCompPutByte2(w.dst, 0x6a, src[1]); /* PUSH(?); */
+ jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
+ jitCompPutByte1(w.dst, 0xe8);
+ j = ((unsigned char *)&func3d) - (w.dst + 4);
+ jitCompPutImm32(&w, j);
+ jitCompPutByte3(w.dst, 0x83, 0xc4, 0x20); /* ADD(ESP,32); */
+ jitCompA000_loadRegCacheAll(&w); // 手抜き.
+ jitCompA000_loadPRegCacheAll(&w); // 手抜き.
+ cmp0reg = -1;
+ break;
+
+ case 0xfe: /* remark */
+ if (src[1] == 0x01 && src[2] == 0x00) { // DBGINFO1
+ if (level <= JITC_LV_SLOWER) {
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, debugInfo1);
+ jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
+ }
+ }
+ if (src[1] == 0x01 && src[2] == 0x03) { // DBGINFO1CLR
+ if (level <= JITC_LV_SLOWER) {
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, -1);
+ jitCompA0001_movEbpDispReg32(&w, 2304 + 4, 0 /* EAX */); /* MOV(debugInfo1, EAX); */
+ }
+ }
+ if (src[1] == 0x05 && src[2] == 0x00) { // DBGINFO0
+ if (level <= JITC_LV_SLOWEST) {
+ debugInfo0 = jitCompGetImm32(src + 3);
+ // jitCompPutByte1(w.dst, 0xbf); /* MOV(EDI, ?); */
+ // jitCompPutImm32(&w, debugInfo0);
+ jitCompPutByte1(w.dst, 0xb8); /* MOV(EAX, ?); */
+ jitCompPutImm32(&w, debugInfo0);
+ jitCompA0001_movEbpDispReg32(&w, 2304 + 0, 0 /* EAX */); /* MOV(debugInfo0, EAX); */
+ }
+ }
+ break;
+
+ default:
+ w.err = JITC_ERR_OPECODE;
+ goto err_w;
}
if (w.err != 0) goto err_w;
jitCompA0001_fixPrefix(&w);
if ((flags & JITC_PHASE1) != 0)
return w.dst - dst00;
return 0;
-
+
err_w:
if ((w.err & JITC_ERR_PHASE0ONLY) != 0) {
if ((flags & JITC_PHASE1) == 0)
jitCompPutByte1(w.dst, 0x55); /* PUSH(EBP); */
jitCompPutByte1(w.dst, 0xe8); /* CALL(func); */
int j = ((unsigned char *)func) - (w.dst + 4);
-
+
//この関数の中では結局w->dstしか参照していない
jitCompPutImm32(&w, j);
-
+
jitCompPutByte1(w.dst, 0x58); /* POP(EAX); */ /* （win32では不要なのだけど、MacOSには必要らしい） */
jitCompPutByte1(w.dst, 0x58); /* POP(EAX); */
jitCompPutByte1(w.dst, 0x61); /* POPAD(); */
int i;
r->junkStack -= 4;
r->junkStack -= 32;
- HOSECPU_PointerRegisterEntry *pp = (void *)r->junkStack;
+ HOSECPU_PointerRegisterEntry *pp = (void *)r->junkStack;
r->preg[0x30] = *pp;
r->junkStack -= p1 * 32; pp = (void *)r->junkStack;
for (i = 0; i < p1; i++)
unsigned char *q = *qq;
if (p0[0] != 0x05 || p0[1] != SIGN1) // OSECPUのヘッダ (05E1) を確認
return 1;
-
+
*q++ = 0x55; /* PUSH(EBP); */
*q++ = 0x8b; *q++ = 0x6c; *q++ = 0x24; *q++ = 0x08; /* MOV(EBP,[ESP+8]); */
-
+
int i;
for (i = 0; i < JITC_MAXLABELS; i++)
label[i].opt = 0;
-
+
// 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?
i = jitCompiler(q, q1, p0 + 2, p1, p0, label, JITC_MAXLABELS, level, di1_serial, 0);
if (i != 0) return 2;
i = jitCompiler(q, q1, p0 + 2, p1, p0, label, JITC_MAXLABELS, level, di1_serial, JITC_PHASE1 + 0);
if (i < 0) return 2;
q += i;
-
+
*q++ = 0x5d; /* POP(EBP); */
*q++ = 0xc3; /* RET(); */
-
+
*qq = q;
return 0;
}
OSDN Git Service
