1 /* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
2 * Mupen64plus/PCSX - assem_arm.c *
3 * Copyright (C) 2009-2011 Ari64 *
4 * Copyright (C) 2010-2011 GraÅžvydas "notaz" Ignotas *
6 * This program is free software; you can redistribute it and/or modify *
7 * it under the terms of the GNU General Public License as published by *
8 * the Free Software Foundation; either version 2 of the License, or *
9 * (at your option) any later version. *
11 * This program is distributed in the hope that it will be useful, *
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
14 * GNU General Public License for more details. *
16 * You should have received a copy of the GNU General Public License *
17 * along with this program; if not, write to the *
18 * Free Software Foundation, Inc., *
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
20 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
23 #include "../gte_arm.h"
24 #include "../gte_neon.h"
28 extern int cycle_count;
29 extern int last_count;
31 extern int pending_exception;
32 extern int branch_target;
33 extern uint64_t readmem_dword;
35 extern precomp_instr fake_pc;
37 extern void *dynarec_local;
38 extern u_int memory_map[1048576];
39 extern u_int mini_ht[32][2];
40 extern u_int rounding_modes[4];
42 void indirect_jump_indexed();
55 void jump_vaddr_r10();
56 void jump_vaddr_r12();
58 const u_int jump_vaddr_reg[16] = {
76 void invalidate_addr_r0();
77 void invalidate_addr_r1();
78 void invalidate_addr_r2();
79 void invalidate_addr_r3();
80 void invalidate_addr_r4();
81 void invalidate_addr_r5();
82 void invalidate_addr_r6();
83 void invalidate_addr_r7();
84 void invalidate_addr_r8();
85 void invalidate_addr_r9();
86 void invalidate_addr_r10();
87 void invalidate_addr_r12();
89 const u_int invalidate_addr_reg[16] = {
90 (int)invalidate_addr_r0,
91 (int)invalidate_addr_r1,
92 (int)invalidate_addr_r2,
93 (int)invalidate_addr_r3,
94 (int)invalidate_addr_r4,
95 (int)invalidate_addr_r5,
96 (int)invalidate_addr_r6,
97 (int)invalidate_addr_r7,
98 (int)invalidate_addr_r8,
99 (int)invalidate_addr_r9,
100 (int)invalidate_addr_r10,
102 (int)invalidate_addr_r12,
109 unsigned int needs_clear_cache[1<<(TARGET_SIZE_2-17)];
113 void set_jump_target(int addr,u_int target)
115 u_char *ptr=(u_char *)addr;
116 u_int *ptr2=(u_int *)ptr;
118 assert((target-(u_int)ptr2-8)<1024);
120 assert((target&3)==0);
121 *ptr2=(*ptr2&0xFFFFF000)|((target-(u_int)ptr2-8)>>2)|0xF00;
122 //printf("target=%x addr=%x insn=%x\n",target,addr,*ptr2);
124 else if(ptr[3]==0x72) {
125 // generated by emit_jno_unlikely
126 if((target-(u_int)ptr2-8)<1024) {
128 assert((target&3)==0);
129 *ptr2=(*ptr2&0xFFFFF000)|((target-(u_int)ptr2-8)>>2)|0xF00;
131 else if((target-(u_int)ptr2-8)<4096&&!((target-(u_int)ptr2-8)&15)) {
133 assert((target&3)==0);
134 *ptr2=(*ptr2&0xFFFFF000)|((target-(u_int)ptr2-8)>>4)|0xE00;
136 else *ptr2=(0x7A000000)|(((target-(u_int)ptr2-8)<<6)>>8);
139 assert((ptr[3]&0x0e)==0xa);
140 *ptr2=(*ptr2&0xFF000000)|(((target-(u_int)ptr2-8)<<6)>>8);
144 // This optionally copies the instruction from the target of the branch into
145 // the space before the branch. Works, but the difference in speed is
146 // usually insignificant.
147 void set_jump_target_fillslot(int addr,u_int target,int copy)
149 u_char *ptr=(u_char *)addr;
150 u_int *ptr2=(u_int *)ptr;
151 assert(!copy||ptr2[-1]==0xe28dd000);
154 assert((target-(u_int)ptr2-8)<4096);
155 *ptr2=(*ptr2&0xFFFFF000)|(target-(u_int)ptr2-8);
158 assert((ptr[3]&0x0e)==0xa);
159 u_int target_insn=*(u_int *)target;
160 if((target_insn&0x0e100000)==0) { // ALU, no immediate, no flags
163 if((target_insn&0x0c100000)==0x04100000) { // Load
166 if(target_insn&0x08000000) {
170 ptr2[-1]=target_insn;
173 *ptr2=(*ptr2&0xFF000000)|(((target-(u_int)ptr2-8)<<6)>>8);
178 add_literal(int addr,int val)
180 assert(literalcount<sizeof(literals)/sizeof(literals[0]));
181 literals[literalcount][0]=addr;
182 literals[literalcount][1]=val;
186 void *kill_pointer(void *stub)
188 int *ptr=(int *)(stub+4);
189 assert((*ptr&0x0ff00000)==0x05900000);
190 u_int offset=*ptr&0xfff;
191 int **l_ptr=(void *)ptr+offset+8;
193 set_jump_target((int)i_ptr,(int)stub);
197 // find where external branch is liked to using addr of it's stub:
198 // get address that insn one after stub loads (dyna_linker arg1),
199 // treat it as a pointer to branch insn,
200 // return addr where that branch jumps to
201 int get_pointer(void *stub)
203 //printf("get_pointer(%x)\n",(int)stub);
204 int *ptr=(int *)(stub+4);
205 assert((*ptr&0x0fff0000)==0x059f0000);
206 u_int offset=*ptr&0xfff;
207 int **l_ptr=(void *)ptr+offset+8;
209 assert((*i_ptr&0x0f000000)==0x0a000000);
210 return (int)i_ptr+((*i_ptr<<8)>>6)+8;
213 // Find the "clean" entry point from a "dirty" entry point
214 // by skipping past the call to verify_code
215 u_int get_clean_addr(int addr)
217 int *ptr=(int *)addr;
223 if((*ptr&0xFF000000)!=0xeb000000) ptr++;
224 assert((*ptr&0xFF000000)==0xeb000000); // bl instruction
226 if((*ptr&0xFF000000)==0xea000000) {
227 return (int)ptr+((*ptr<<8)>>6)+8; // follow jump
232 int verify_dirty(int addr)
234 u_int *ptr=(u_int *)addr;
236 // get from literal pool
237 assert((*ptr&0xFFFF0000)==0xe59f0000);
238 u_int offset=*ptr&0xfff;
239 u_int *l_ptr=(void *)ptr+offset+8;
240 u_int source=l_ptr[0];
246 assert((*ptr&0xFFF00000)==0xe3000000);
247 u_int source=(ptr[0]&0xFFF)+((ptr[0]>>4)&0xF000)+((ptr[2]<<16)&0xFFF0000)+((ptr[2]<<12)&0xF0000000);
248 u_int copy=(ptr[1]&0xFFF)+((ptr[1]>>4)&0xF000)+((ptr[3]<<16)&0xFFF0000)+((ptr[3]<<12)&0xF0000000);
249 u_int len=(ptr[4]&0xFFF)+((ptr[4]>>4)&0xF000);
252 if((*ptr&0xFF000000)!=0xeb000000) ptr++;
253 assert((*ptr&0xFF000000)==0xeb000000); // bl instruction
255 u_int verifier=(int)ptr+((signed int)(*ptr<<8)>>6)+8; // get target of bl
256 if(verifier==(u_int)verify_code_vm||verifier==(u_int)verify_code_ds) {
257 unsigned int page=source>>12;
258 unsigned int map_value=memory_map[page];
259 if(map_value>=0x80000000) return 0;
260 while(page<((source+len-1)>>12)) {
261 if((memory_map[++page]<<2)!=(map_value<<2)) return 0;
263 source = source+(map_value<<2);
266 //printf("verify_dirty: %x %x %x\n",source,copy,len);
267 return !memcmp((void *)source,(void *)copy,len);
270 // This doesn't necessarily find all clean entry points, just
271 // guarantees that it's not dirty
272 int isclean(int addr)
275 int *ptr=((u_int *)addr)+4;
277 int *ptr=((u_int *)addr)+6;
279 if((*ptr&0xFF000000)!=0xeb000000) ptr++;
280 if((*ptr&0xFF000000)!=0xeb000000) return 1; // bl instruction
281 if((int)ptr+((*ptr<<8)>>6)+8==(int)verify_code) return 0;
282 if((int)ptr+((*ptr<<8)>>6)+8==(int)verify_code_vm) return 0;
283 if((int)ptr+((*ptr<<8)>>6)+8==(int)verify_code_ds) return 0;
287 void get_bounds(int addr,u_int *start,u_int *end)
289 u_int *ptr=(u_int *)addr;
291 // get from literal pool
292 assert((*ptr&0xFFFF0000)==0xe59f0000);
293 u_int offset=*ptr&0xfff;
294 u_int *l_ptr=(void *)ptr+offset+8;
295 u_int source=l_ptr[0];
296 //u_int copy=l_ptr[1];
301 assert((*ptr&0xFFF00000)==0xe3000000);
302 u_int source=(ptr[0]&0xFFF)+((ptr[0]>>4)&0xF000)+((ptr[2]<<16)&0xFFF0000)+((ptr[2]<<12)&0xF0000000);
303 //u_int copy=(ptr[1]&0xFFF)+((ptr[1]>>4)&0xF000)+((ptr[3]<<16)&0xFFF0000)+((ptr[3]<<12)&0xF0000000);
304 u_int len=(ptr[4]&0xFFF)+((ptr[4]>>4)&0xF000);
307 if((*ptr&0xFF000000)!=0xeb000000) ptr++;
308 assert((*ptr&0xFF000000)==0xeb000000); // bl instruction
310 u_int verifier=(int)ptr+((signed int)(*ptr<<8)>>6)+8; // get target of bl
311 if(verifier==(u_int)verify_code_vm||verifier==(u_int)verify_code_ds) {
312 if(memory_map[source>>12]>=0x80000000) source = 0;
313 else source = source+(memory_map[source>>12]<<2);
320 /* Register allocation */
322 // Note: registers are allocated clean (unmodified state)
323 // if you intend to modify the register, you must call dirty_reg().
324 void alloc_reg(struct regstat *cur,int i,signed char reg)
327 int preferred_reg = (reg&7);
328 if(reg==CCREG) preferred_reg=HOST_CCREG;
329 if(reg==PTEMP||reg==FTEMP) preferred_reg=12;
331 // Don't allocate unused registers
332 if((cur->u>>reg)&1) return;
334 // see if it's already allocated
335 for(hr=0;hr<HOST_REGS;hr++)
337 if(cur->regmap[hr]==reg) return;
340 // Keep the same mapping if the register was already allocated in a loop
341 preferred_reg = loop_reg(i,reg,preferred_reg);
343 // Try to allocate the preferred register
344 if(cur->regmap[preferred_reg]==-1) {
345 cur->regmap[preferred_reg]=reg;
346 cur->dirty&=~(1<<preferred_reg);
347 cur->isconst&=~(1<<preferred_reg);
350 r=cur->regmap[preferred_reg];
351 if(r<64&&((cur->u>>r)&1)) {
352 cur->regmap[preferred_reg]=reg;
353 cur->dirty&=~(1<<preferred_reg);
354 cur->isconst&=~(1<<preferred_reg);
357 if(r>=64&&((cur->uu>>(r&63))&1)) {
358 cur->regmap[preferred_reg]=reg;
359 cur->dirty&=~(1<<preferred_reg);
360 cur->isconst&=~(1<<preferred_reg);
364 // Clear any unneeded registers
365 // We try to keep the mapping consistent, if possible, because it
366 // makes branches easier (especially loops). So we try to allocate
367 // first (see above) before removing old mappings. If this is not
368 // possible then go ahead and clear out the registers that are no
370 for(hr=0;hr<HOST_REGS;hr++)
375 if((cur->u>>r)&1) {cur->regmap[hr]=-1;break;}
379 if((cur->uu>>(r&63))&1) {cur->regmap[hr]=-1;break;}
383 // Try to allocate any available register, but prefer
384 // registers that have not been used recently.
386 for(hr=0;hr<HOST_REGS;hr++) {
387 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==-1) {
388 if(regs[i-1].regmap[hr]!=rs1[i-1]&®s[i-1].regmap[hr]!=rs2[i-1]&®s[i-1].regmap[hr]!=rt1[i-1]&®s[i-1].regmap[hr]!=rt2[i-1]) {
390 cur->dirty&=~(1<<hr);
391 cur->isconst&=~(1<<hr);
397 // Try to allocate any available register
398 for(hr=0;hr<HOST_REGS;hr++) {
399 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==-1) {
401 cur->dirty&=~(1<<hr);
402 cur->isconst&=~(1<<hr);
407 // Ok, now we have to evict someone
408 // Pick a register we hopefully won't need soon
409 u_char hsn[MAXREG+1];
410 memset(hsn,10,sizeof(hsn));
412 lsn(hsn,i,&preferred_reg);
413 //printf("eax=%d ecx=%d edx=%d ebx=%d ebp=%d esi=%d edi=%d\n",cur->regmap[0],cur->regmap[1],cur->regmap[2],cur->regmap[3],cur->regmap[5],cur->regmap[6],cur->regmap[7]);
414 //printf("hsn(%x): %d %d %d %d %d %d %d\n",start+i*4,hsn[cur->regmap[0]&63],hsn[cur->regmap[1]&63],hsn[cur->regmap[2]&63],hsn[cur->regmap[3]&63],hsn[cur->regmap[5]&63],hsn[cur->regmap[6]&63],hsn[cur->regmap[7]&63]);
416 // Don't evict the cycle count at entry points, otherwise the entry
417 // stub will have to write it.
418 if(bt[i]&&hsn[CCREG]>2) hsn[CCREG]=2;
419 if(i>1&&hsn[CCREG]>2&&(itype[i-2]==RJUMP||itype[i-2]==UJUMP||itype[i-2]==CJUMP||itype[i-2]==SJUMP||itype[i-2]==FJUMP)) hsn[CCREG]=2;
422 // Alloc preferred register if available
423 if(hsn[r=cur->regmap[preferred_reg]&63]==j) {
424 for(hr=0;hr<HOST_REGS;hr++) {
425 // Evict both parts of a 64-bit register
426 if((cur->regmap[hr]&63)==r) {
428 cur->dirty&=~(1<<hr);
429 cur->isconst&=~(1<<hr);
432 cur->regmap[preferred_reg]=reg;
435 for(r=1;r<=MAXREG;r++)
437 if(hsn[r]==j&&r!=rs1[i-1]&&r!=rs2[i-1]&&r!=rt1[i-1]&&r!=rt2[i-1]) {
438 for(hr=0;hr<HOST_REGS;hr++) {
439 if(hr!=HOST_CCREG||j<hsn[CCREG]) {
440 if(cur->regmap[hr]==r+64) {
442 cur->dirty&=~(1<<hr);
443 cur->isconst&=~(1<<hr);
448 for(hr=0;hr<HOST_REGS;hr++) {
449 if(hr!=HOST_CCREG||j<hsn[CCREG]) {
450 if(cur->regmap[hr]==r) {
452 cur->dirty&=~(1<<hr);
453 cur->isconst&=~(1<<hr);
464 for(r=1;r<=MAXREG;r++)
467 for(hr=0;hr<HOST_REGS;hr++) {
468 if(cur->regmap[hr]==r+64) {
470 cur->dirty&=~(1<<hr);
471 cur->isconst&=~(1<<hr);
475 for(hr=0;hr<HOST_REGS;hr++) {
476 if(cur->regmap[hr]==r) {
478 cur->dirty&=~(1<<hr);
479 cur->isconst&=~(1<<hr);
486 printf("This shouldn't happen (alloc_reg)");exit(1);
489 void alloc_reg64(struct regstat *cur,int i,signed char reg)
491 int preferred_reg = 8+(reg&1);
494 // allocate the lower 32 bits
495 alloc_reg(cur,i,reg);
497 // Don't allocate unused registers
498 if((cur->uu>>reg)&1) return;
500 // see if the upper half is already allocated
501 for(hr=0;hr<HOST_REGS;hr++)
503 if(cur->regmap[hr]==reg+64) return;
506 // Keep the same mapping if the register was already allocated in a loop
507 preferred_reg = loop_reg(i,reg,preferred_reg);
509 // Try to allocate the preferred register
510 if(cur->regmap[preferred_reg]==-1) {
511 cur->regmap[preferred_reg]=reg|64;
512 cur->dirty&=~(1<<preferred_reg);
513 cur->isconst&=~(1<<preferred_reg);
516 r=cur->regmap[preferred_reg];
517 if(r<64&&((cur->u>>r)&1)) {
518 cur->regmap[preferred_reg]=reg|64;
519 cur->dirty&=~(1<<preferred_reg);
520 cur->isconst&=~(1<<preferred_reg);
523 if(r>=64&&((cur->uu>>(r&63))&1)) {
524 cur->regmap[preferred_reg]=reg|64;
525 cur->dirty&=~(1<<preferred_reg);
526 cur->isconst&=~(1<<preferred_reg);
530 // Clear any unneeded registers
531 // We try to keep the mapping consistent, if possible, because it
532 // makes branches easier (especially loops). So we try to allocate
533 // first (see above) before removing old mappings. If this is not
534 // possible then go ahead and clear out the registers that are no
536 for(hr=HOST_REGS-1;hr>=0;hr--)
541 if((cur->u>>r)&1) {cur->regmap[hr]=-1;break;}
545 if((cur->uu>>(r&63))&1) {cur->regmap[hr]=-1;break;}
549 // Try to allocate any available register, but prefer
550 // registers that have not been used recently.
552 for(hr=0;hr<HOST_REGS;hr++) {
553 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==-1) {
554 if(regs[i-1].regmap[hr]!=rs1[i-1]&®s[i-1].regmap[hr]!=rs2[i-1]&®s[i-1].regmap[hr]!=rt1[i-1]&®s[i-1].regmap[hr]!=rt2[i-1]) {
555 cur->regmap[hr]=reg|64;
556 cur->dirty&=~(1<<hr);
557 cur->isconst&=~(1<<hr);
563 // Try to allocate any available register
564 for(hr=0;hr<HOST_REGS;hr++) {
565 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==-1) {
566 cur->regmap[hr]=reg|64;
567 cur->dirty&=~(1<<hr);
568 cur->isconst&=~(1<<hr);
573 // Ok, now we have to evict someone
574 // Pick a register we hopefully won't need soon
575 u_char hsn[MAXREG+1];
576 memset(hsn,10,sizeof(hsn));
578 lsn(hsn,i,&preferred_reg);
579 //printf("eax=%d ecx=%d edx=%d ebx=%d ebp=%d esi=%d edi=%d\n",cur->regmap[0],cur->regmap[1],cur->regmap[2],cur->regmap[3],cur->regmap[5],cur->regmap[6],cur->regmap[7]);
580 //printf("hsn(%x): %d %d %d %d %d %d %d\n",start+i*4,hsn[cur->regmap[0]&63],hsn[cur->regmap[1]&63],hsn[cur->regmap[2]&63],hsn[cur->regmap[3]&63],hsn[cur->regmap[5]&63],hsn[cur->regmap[6]&63],hsn[cur->regmap[7]&63]);
582 // Don't evict the cycle count at entry points, otherwise the entry
583 // stub will have to write it.
584 if(bt[i]&&hsn[CCREG]>2) hsn[CCREG]=2;
585 if(i>1&&hsn[CCREG]>2&&(itype[i-2]==RJUMP||itype[i-2]==UJUMP||itype[i-2]==CJUMP||itype[i-2]==SJUMP||itype[i-2]==FJUMP)) hsn[CCREG]=2;
588 // Alloc preferred register if available
589 if(hsn[r=cur->regmap[preferred_reg]&63]==j) {
590 for(hr=0;hr<HOST_REGS;hr++) {
591 // Evict both parts of a 64-bit register
592 if((cur->regmap[hr]&63)==r) {
594 cur->dirty&=~(1<<hr);
595 cur->isconst&=~(1<<hr);
598 cur->regmap[preferred_reg]=reg|64;
601 for(r=1;r<=MAXREG;r++)
603 if(hsn[r]==j&&r!=rs1[i-1]&&r!=rs2[i-1]&&r!=rt1[i-1]&&r!=rt2[i-1]) {
604 for(hr=0;hr<HOST_REGS;hr++) {
605 if(hr!=HOST_CCREG||j<hsn[CCREG]) {
606 if(cur->regmap[hr]==r+64) {
607 cur->regmap[hr]=reg|64;
608 cur->dirty&=~(1<<hr);
609 cur->isconst&=~(1<<hr);
614 for(hr=0;hr<HOST_REGS;hr++) {
615 if(hr!=HOST_CCREG||j<hsn[CCREG]) {
616 if(cur->regmap[hr]==r) {
617 cur->regmap[hr]=reg|64;
618 cur->dirty&=~(1<<hr);
619 cur->isconst&=~(1<<hr);
630 for(r=1;r<=MAXREG;r++)
633 for(hr=0;hr<HOST_REGS;hr++) {
634 if(cur->regmap[hr]==r+64) {
635 cur->regmap[hr]=reg|64;
636 cur->dirty&=~(1<<hr);
637 cur->isconst&=~(1<<hr);
641 for(hr=0;hr<HOST_REGS;hr++) {
642 if(cur->regmap[hr]==r) {
643 cur->regmap[hr]=reg|64;
644 cur->dirty&=~(1<<hr);
645 cur->isconst&=~(1<<hr);
652 printf("This shouldn't happen");exit(1);
655 // Allocate a temporary register. This is done without regard to
656 // dirty status or whether the register we request is on the unneeded list
657 // Note: This will only allocate one register, even if called multiple times
658 void alloc_reg_temp(struct regstat *cur,int i,signed char reg)
661 int preferred_reg = -1;
663 // see if it's already allocated
664 for(hr=0;hr<HOST_REGS;hr++)
666 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==reg) return;
669 // Try to allocate any available register
670 for(hr=HOST_REGS-1;hr>=0;hr--) {
671 if(hr!=EXCLUDE_REG&&cur->regmap[hr]==-1) {
673 cur->dirty&=~(1<<hr);
674 cur->isconst&=~(1<<hr);
679 // Find an unneeded register
680 for(hr=HOST_REGS-1;hr>=0;hr--)
686 if(i==0||((unneeded_reg[i-1]>>r)&1)) {
688 cur->dirty&=~(1<<hr);
689 cur->isconst&=~(1<<hr);
696 if((cur->uu>>(r&63))&1) {
697 if(i==0||((unneeded_reg_upper[i-1]>>(r&63))&1)) {
699 cur->dirty&=~(1<<hr);
700 cur->isconst&=~(1<<hr);
708 // Ok, now we have to evict someone
709 // Pick a register we hopefully won't need soon
710 // TODO: we might want to follow unconditional jumps here
711 // TODO: get rid of dupe code and make this into a function
712 u_char hsn[MAXREG+1];
713 memset(hsn,10,sizeof(hsn));
715 lsn(hsn,i,&preferred_reg);
716 //printf("hsn: %d %d %d %d %d %d %d\n",hsn[cur->regmap[0]&63],hsn[cur->regmap[1]&63],hsn[cur->regmap[2]&63],hsn[cur->regmap[3]&63],hsn[cur->regmap[5]&63],hsn[cur->regmap[6]&63],hsn[cur->regmap[7]&63]);
718 // Don't evict the cycle count at entry points, otherwise the entry
719 // stub will have to write it.
720 if(bt[i]&&hsn[CCREG]>2) hsn[CCREG]=2;
721 if(i>1&&hsn[CCREG]>2&&(itype[i-2]==RJUMP||itype[i-2]==UJUMP||itype[i-2]==CJUMP||itype[i-2]==SJUMP||itype[i-2]==FJUMP)) hsn[CCREG]=2;
724 for(r=1;r<=MAXREG;r++)
726 if(hsn[r]==j&&r!=rs1[i-1]&&r!=rs2[i-1]&&r!=rt1[i-1]&&r!=rt2[i-1]) {
727 for(hr=0;hr<HOST_REGS;hr++) {
728 if(hr!=HOST_CCREG||hsn[CCREG]>2) {
729 if(cur->regmap[hr]==r+64) {
731 cur->dirty&=~(1<<hr);
732 cur->isconst&=~(1<<hr);
737 for(hr=0;hr<HOST_REGS;hr++) {
738 if(hr!=HOST_CCREG||hsn[CCREG]>2) {
739 if(cur->regmap[hr]==r) {
741 cur->dirty&=~(1<<hr);
742 cur->isconst&=~(1<<hr);
753 for(r=1;r<=MAXREG;r++)
756 for(hr=0;hr<HOST_REGS;hr++) {
757 if(cur->regmap[hr]==r+64) {
759 cur->dirty&=~(1<<hr);
760 cur->isconst&=~(1<<hr);
764 for(hr=0;hr<HOST_REGS;hr++) {
765 if(cur->regmap[hr]==r) {
767 cur->dirty&=~(1<<hr);
768 cur->isconst&=~(1<<hr);
775 printf("This shouldn't happen");exit(1);
777 // Allocate a specific ARM register.
778 void alloc_arm_reg(struct regstat *cur,int i,signed char reg,char hr)
783 // see if it's already allocated (and dealloc it)
784 for(n=0;n<HOST_REGS;n++)
786 if(n!=EXCLUDE_REG&&cur->regmap[n]==reg) {
787 dirty=(cur->dirty>>n)&1;
793 cur->dirty&=~(1<<hr);
794 cur->dirty|=dirty<<hr;
795 cur->isconst&=~(1<<hr);
798 // Alloc cycle count into dedicated register
799 alloc_cc(struct regstat *cur,int i)
801 alloc_arm_reg(cur,i,CCREG,HOST_CCREG);
809 char regname[16][4] = {
827 void output_byte(u_char byte)
831 void output_modrm(u_char mod,u_char rm,u_char ext)
836 u_char byte=(mod<<6)|(ext<<3)|rm;
839 void output_sib(u_char scale,u_char index,u_char base)
844 u_char byte=(scale<<6)|(index<<3)|base;
847 void output_w32(u_int word)
849 *((u_int *)out)=word;
852 u_int rd_rn_rm(u_int rd, u_int rn, u_int rm)
857 return((rn<<16)|(rd<<12)|rm);
859 u_int rd_rn_imm_shift(u_int rd, u_int rn, u_int imm, u_int shift)
864 assert((shift&1)==0);
865 return((rn<<16)|(rd<<12)|(((32-shift)&30)<<7)|imm);
867 u_int genimm(u_int imm,u_int *encoded)
875 *encoded=((i&30)<<7)|imm;
878 imm=(imm>>2)|(imm<<30);i-=2;
882 void genimm_checked(u_int imm,u_int *encoded)
884 u_int ret=genimm(imm,encoded);
887 u_int genjmp(u_int addr)
889 int offset=addr-(int)out-8;
890 if(offset<-33554432||offset>=33554432) {
892 printf("genjmp: out of range: %08x\n", offset);
897 return ((u_int)offset>>2)&0xffffff;
900 void emit_mov(int rs,int rt)
902 assem_debug("mov %s,%s\n",regname[rt],regname[rs]);
903 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs));
906 void emit_movs(int rs,int rt)
908 assem_debug("movs %s,%s\n",regname[rt],regname[rs]);
909 output_w32(0xe1b00000|rd_rn_rm(rt,0,rs));
912 void emit_add(int rs1,int rs2,int rt)
914 assem_debug("add %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
915 output_w32(0xe0800000|rd_rn_rm(rt,rs1,rs2));
918 void emit_adds(int rs1,int rs2,int rt)
920 assem_debug("adds %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
921 output_w32(0xe0900000|rd_rn_rm(rt,rs1,rs2));
924 void emit_adcs(int rs1,int rs2,int rt)
926 assem_debug("adcs %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
927 output_w32(0xe0b00000|rd_rn_rm(rt,rs1,rs2));
930 void emit_sbc(int rs1,int rs2,int rt)
932 assem_debug("sbc %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
933 output_w32(0xe0c00000|rd_rn_rm(rt,rs1,rs2));
936 void emit_sbcs(int rs1,int rs2,int rt)
938 assem_debug("sbcs %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
939 output_w32(0xe0d00000|rd_rn_rm(rt,rs1,rs2));
942 void emit_neg(int rs, int rt)
944 assem_debug("rsb %s,%s,#0\n",regname[rt],regname[rs]);
945 output_w32(0xe2600000|rd_rn_rm(rt,rs,0));
948 void emit_negs(int rs, int rt)
950 assem_debug("rsbs %s,%s,#0\n",regname[rt],regname[rs]);
951 output_w32(0xe2700000|rd_rn_rm(rt,rs,0));
954 void emit_sub(int rs1,int rs2,int rt)
956 assem_debug("sub %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
957 output_w32(0xe0400000|rd_rn_rm(rt,rs1,rs2));
960 void emit_subs(int rs1,int rs2,int rt)
962 assem_debug("subs %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
963 output_w32(0xe0500000|rd_rn_rm(rt,rs1,rs2));
966 void emit_zeroreg(int rt)
968 assem_debug("mov %s,#0\n",regname[rt]);
969 output_w32(0xe3a00000|rd_rn_rm(rt,0,0));
972 void emit_loadlp(u_int imm,u_int rt)
974 add_literal((int)out,imm);
975 assem_debug("ldr %s,pc+? [=%x]\n",regname[rt],imm);
976 output_w32(0xe5900000|rd_rn_rm(rt,15,0));
978 void emit_movw(u_int imm,u_int rt)
981 assem_debug("movw %s,#%d (0x%x)\n",regname[rt],imm,imm);
982 output_w32(0xe3000000|rd_rn_rm(rt,0,0)|(imm&0xfff)|((imm<<4)&0xf0000));
984 void emit_movt(u_int imm,u_int rt)
986 assem_debug("movt %s,#%d (0x%x)\n",regname[rt],imm&0xffff0000,imm&0xffff0000);
987 output_w32(0xe3400000|rd_rn_rm(rt,0,0)|((imm>>16)&0xfff)|((imm>>12)&0xf0000));
989 void emit_movimm(u_int imm,u_int rt)
992 if(genimm(imm,&armval)) {
993 assem_debug("mov %s,#%d\n",regname[rt],imm);
994 output_w32(0xe3a00000|rd_rn_rm(rt,0,0)|armval);
995 }else if(genimm(~imm,&armval)) {
996 assem_debug("mvn %s,#%d\n",regname[rt],imm);
997 output_w32(0xe3e00000|rd_rn_rm(rt,0,0)|armval);
998 }else if(imm<65536) {
1000 assem_debug("mov %s,#%d\n",regname[rt],imm&0xFF00);
1001 output_w32(0xe3a00000|rd_rn_imm_shift(rt,0,imm>>8,8));
1002 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rt],imm&0xFF);
1003 output_w32(0xe2800000|rd_rn_imm_shift(rt,rt,imm&0xff,0));
1009 emit_loadlp(imm,rt);
1011 emit_movw(imm&0x0000FFFF,rt);
1012 emit_movt(imm&0xFFFF0000,rt);
1016 void emit_pcreladdr(u_int rt)
1018 assem_debug("add %s,pc,#?\n",regname[rt]);
1019 output_w32(0xe2800000|rd_rn_rm(rt,15,0));
1022 void emit_loadreg(int r, int hr)
1026 printf("64bit load in 32bit mode!\n");
1034 int addr=((int)reg)+((r&63)<<REG_SHIFT)+((r&64)>>4);
1035 if((r&63)==HIREG) addr=(int)&hi+((r&64)>>4);
1036 if((r&63)==LOREG) addr=(int)&lo+((r&64)>>4);
1037 if(r==CCREG) addr=(int)&cycle_count;
1038 if(r==CSREG) addr=(int)&Status;
1039 if(r==FSREG) addr=(int)&FCR31;
1040 if(r==INVCP) addr=(int)&invc_ptr;
1041 u_int offset = addr-(u_int)&dynarec_local;
1042 assert(offset<4096);
1043 assem_debug("ldr %s,fp+%d\n",regname[hr],offset);
1044 output_w32(0xe5900000|rd_rn_rm(hr,FP,0)|offset);
1047 void emit_storereg(int r, int hr)
1051 printf("64bit store in 32bit mode!\n");
1056 int addr=((int)reg)+((r&63)<<REG_SHIFT)+((r&64)>>4);
1057 if((r&63)==HIREG) addr=(int)&hi+((r&64)>>4);
1058 if((r&63)==LOREG) addr=(int)&lo+((r&64)>>4);
1059 if(r==CCREG) addr=(int)&cycle_count;
1060 if(r==FSREG) addr=(int)&FCR31;
1061 u_int offset = addr-(u_int)&dynarec_local;
1062 assert(offset<4096);
1063 assem_debug("str %s,fp+%d\n",regname[hr],offset);
1064 output_w32(0xe5800000|rd_rn_rm(hr,FP,0)|offset);
1067 void emit_test(int rs, int rt)
1069 assem_debug("tst %s,%s\n",regname[rs],regname[rt]);
1070 output_w32(0xe1100000|rd_rn_rm(0,rs,rt));
1073 void emit_testimm(int rs,int imm)
1076 assem_debug("tst %s,#%d\n",regname[rs],imm);
1077 genimm_checked(imm,&armval);
1078 output_w32(0xe3100000|rd_rn_rm(0,rs,0)|armval);
1081 void emit_testeqimm(int rs,int imm)
1084 assem_debug("tsteq %s,$%d\n",regname[rs],imm);
1085 genimm_checked(imm,&armval);
1086 output_w32(0x03100000|rd_rn_rm(0,rs,0)|armval);
1089 void emit_not(int rs,int rt)
1091 assem_debug("mvn %s,%s\n",regname[rt],regname[rs]);
1092 output_w32(0xe1e00000|rd_rn_rm(rt,0,rs));
1095 void emit_mvnmi(int rs,int rt)
1097 assem_debug("mvnmi %s,%s\n",regname[rt],regname[rs]);
1098 output_w32(0x41e00000|rd_rn_rm(rt,0,rs));
1101 void emit_and(u_int rs1,u_int rs2,u_int rt)
1103 assem_debug("and %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1104 output_w32(0xe0000000|rd_rn_rm(rt,rs1,rs2));
1107 void emit_or(u_int rs1,u_int rs2,u_int rt)
1109 assem_debug("orr %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1110 output_w32(0xe1800000|rd_rn_rm(rt,rs1,rs2));
1112 void emit_or_and_set_flags(int rs1,int rs2,int rt)
1114 assem_debug("orrs %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1115 output_w32(0xe1900000|rd_rn_rm(rt,rs1,rs2));
1118 void emit_orrshl_imm(u_int rs,u_int imm,u_int rt)
1123 assem_debug("orr %s,%s,%s,lsl #%d\n",regname[rt],regname[rt],regname[rs],imm);
1124 output_w32(0xe1800000|rd_rn_rm(rt,rt,rs)|(imm<<7));
1127 void emit_orrshr_imm(u_int rs,u_int imm,u_int rt)
1132 assem_debug("orr %s,%s,%s,lsr #%d\n",regname[rt],regname[rt],regname[rs],imm);
1133 output_w32(0xe1800020|rd_rn_rm(rt,rt,rs)|(imm<<7));
1136 void emit_xor(u_int rs1,u_int rs2,u_int rt)
1138 assem_debug("eor %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1139 output_w32(0xe0200000|rd_rn_rm(rt,rs1,rs2));
1142 void emit_addimm(u_int rs,int imm,u_int rt)
1148 if(genimm(imm,&armval)) {
1149 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rs],imm);
1150 output_w32(0xe2800000|rd_rn_rm(rt,rs,0)|armval);
1151 }else if(genimm(-imm,&armval)) {
1152 assem_debug("sub %s,%s,#%d\n",regname[rt],regname[rs],-imm);
1153 output_w32(0xe2400000|rd_rn_rm(rt,rs,0)|armval);
1156 assem_debug("sub %s,%s,#%d\n",regname[rt],regname[rs],(-imm)&0xFF00);
1157 assem_debug("sub %s,%s,#%d\n",regname[rt],regname[rt],(-imm)&0xFF);
1158 output_w32(0xe2400000|rd_rn_imm_shift(rt,rs,(-imm)>>8,8));
1159 output_w32(0xe2400000|rd_rn_imm_shift(rt,rt,(-imm)&0xff,0));
1162 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rs],imm&0xFF00);
1163 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rt],imm&0xFF);
1164 output_w32(0xe2800000|rd_rn_imm_shift(rt,rs,imm>>8,8));
1165 output_w32(0xe2800000|rd_rn_imm_shift(rt,rt,imm&0xff,0));
1168 else if(rs!=rt) emit_mov(rs,rt);
1171 void emit_addimm_and_set_flags(int imm,int rt)
1173 assert(imm>-65536&&imm<65536);
1175 if(genimm(imm,&armval)) {
1176 assem_debug("adds %s,%s,#%d\n",regname[rt],regname[rt],imm);
1177 output_w32(0xe2900000|rd_rn_rm(rt,rt,0)|armval);
1178 }else if(genimm(-imm,&armval)) {
1179 assem_debug("subs %s,%s,#%d\n",regname[rt],regname[rt],imm);
1180 output_w32(0xe2500000|rd_rn_rm(rt,rt,0)|armval);
1182 assem_debug("sub %s,%s,#%d\n",regname[rt],regname[rt],(-imm)&0xFF00);
1183 assem_debug("subs %s,%s,#%d\n",regname[rt],regname[rt],(-imm)&0xFF);
1184 output_w32(0xe2400000|rd_rn_imm_shift(rt,rt,(-imm)>>8,8));
1185 output_w32(0xe2500000|rd_rn_imm_shift(rt,rt,(-imm)&0xff,0));
1187 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rt],imm&0xFF00);
1188 assem_debug("adds %s,%s,#%d\n",regname[rt],regname[rt],imm&0xFF);
1189 output_w32(0xe2800000|rd_rn_imm_shift(rt,rt,imm>>8,8));
1190 output_w32(0xe2900000|rd_rn_imm_shift(rt,rt,imm&0xff,0));
1193 void emit_addimm_no_flags(u_int imm,u_int rt)
1195 emit_addimm(rt,imm,rt);
1198 void emit_addnop(u_int r)
1201 assem_debug("add %s,%s,#0 (nop)\n",regname[r],regname[r]);
1202 output_w32(0xe2800000|rd_rn_rm(r,r,0));
1205 void emit_adcimm(u_int rs,int imm,u_int rt)
1208 genimm_checked(imm,&armval);
1209 assem_debug("adc %s,%s,#%d\n",regname[rt],regname[rs],imm);
1210 output_w32(0xe2a00000|rd_rn_rm(rt,rs,0)|armval);
1212 /*void emit_sbcimm(int imm,u_int rt)
1215 genimm_checked(imm,&armval);
1216 assem_debug("sbc %s,%s,#%d\n",regname[rt],regname[rt],imm);
1217 output_w32(0xe2c00000|rd_rn_rm(rt,rt,0)|armval);
1219 void emit_sbbimm(int imm,u_int rt)
1221 assem_debug("sbb $%d,%%%s\n",imm,regname[rt]);
1223 if(imm<128&&imm>=-128) {
1225 output_modrm(3,rt,3);
1231 output_modrm(3,rt,3);
1235 void emit_rscimm(int rs,int imm,u_int rt)
1239 genimm_checked(imm,&armval);
1240 assem_debug("rsc %s,%s,#%d\n",regname[rt],regname[rs],imm);
1241 output_w32(0xe2e00000|rd_rn_rm(rt,rs,0)|armval);
1244 void emit_addimm64_32(int rsh,int rsl,int imm,int rth,int rtl)
1246 // TODO: if(genimm(imm,&armval)) ...
1248 emit_movimm(imm,HOST_TEMPREG);
1249 emit_adds(HOST_TEMPREG,rsl,rtl);
1250 emit_adcimm(rsh,0,rth);
1253 void emit_sbb(int rs1,int rs2)
1255 assem_debug("sbb %%%s,%%%s\n",regname[rs2],regname[rs1]);
1257 output_modrm(3,rs1,rs2);
1260 void emit_andimm(int rs,int imm,int rt)
1265 }else if(genimm(imm,&armval)) {
1266 assem_debug("and %s,%s,#%d\n",regname[rt],regname[rs],imm);
1267 output_w32(0xe2000000|rd_rn_rm(rt,rs,0)|armval);
1268 }else if(genimm(~imm,&armval)) {
1269 assem_debug("bic %s,%s,#%d\n",regname[rt],regname[rs],imm);
1270 output_w32(0xe3c00000|rd_rn_rm(rt,rs,0)|armval);
1271 }else if(imm==65535) {
1273 assem_debug("bic %s,%s,#FF000000\n",regname[rt],regname[rs]);
1274 output_w32(0xe3c00000|rd_rn_rm(rt,rs,0)|0x4FF);
1275 assem_debug("bic %s,%s,#00FF0000\n",regname[rt],regname[rt]);
1276 output_w32(0xe3c00000|rd_rn_rm(rt,rt,0)|0x8FF);
1278 assem_debug("uxth %s,%s\n",regname[rt],regname[rs]);
1279 output_w32(0xe6ff0070|rd_rn_rm(rt,0,rs));
1282 assert(imm>0&&imm<65535);
1284 assem_debug("mov r14,#%d\n",imm&0xFF00);
1285 output_w32(0xe3a00000|rd_rn_imm_shift(HOST_TEMPREG,0,imm>>8,8));
1286 assem_debug("add r14,r14,#%d\n",imm&0xFF);
1287 output_w32(0xe2800000|rd_rn_imm_shift(HOST_TEMPREG,HOST_TEMPREG,imm&0xff,0));
1289 emit_movw(imm,HOST_TEMPREG);
1291 assem_debug("and %s,%s,r14\n",regname[rt],regname[rs]);
1292 output_w32(0xe0000000|rd_rn_rm(rt,rs,HOST_TEMPREG));
1296 void emit_orimm(int rs,int imm,int rt)
1300 if(rs!=rt) emit_mov(rs,rt);
1301 }else if(genimm(imm,&armval)) {
1302 assem_debug("orr %s,%s,#%d\n",regname[rt],regname[rs],imm);
1303 output_w32(0xe3800000|rd_rn_rm(rt,rs,0)|armval);
1305 assert(imm>0&&imm<65536);
1306 assem_debug("orr %s,%s,#%d\n",regname[rt],regname[rs],imm&0xFF00);
1307 assem_debug("orr %s,%s,#%d\n",regname[rt],regname[rs],imm&0xFF);
1308 output_w32(0xe3800000|rd_rn_imm_shift(rt,rs,imm>>8,8));
1309 output_w32(0xe3800000|rd_rn_imm_shift(rt,rt,imm&0xff,0));
1313 void emit_xorimm(int rs,int imm,int rt)
1317 if(rs!=rt) emit_mov(rs,rt);
1318 }else if(genimm(imm,&armval)) {
1319 assem_debug("eor %s,%s,#%d\n",regname[rt],regname[rs],imm);
1320 output_w32(0xe2200000|rd_rn_rm(rt,rs,0)|armval);
1322 assert(imm>0&&imm<65536);
1323 assem_debug("eor %s,%s,#%d\n",regname[rt],regname[rs],imm&0xFF00);
1324 assem_debug("eor %s,%s,#%d\n",regname[rt],regname[rs],imm&0xFF);
1325 output_w32(0xe2200000|rd_rn_imm_shift(rt,rs,imm>>8,8));
1326 output_w32(0xe2200000|rd_rn_imm_shift(rt,rt,imm&0xff,0));
1330 void emit_shlimm(int rs,u_int imm,int rt)
1335 assem_debug("lsl %s,%s,#%d\n",regname[rt],regname[rs],imm);
1336 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|(imm<<7));
1339 void emit_lsls_imm(int rs,int imm,int rt)
1343 assem_debug("lsls %s,%s,#%d\n",regname[rt],regname[rs],imm);
1344 output_w32(0xe1b00000|rd_rn_rm(rt,0,rs)|(imm<<7));
1347 void emit_shrimm(int rs,u_int imm,int rt)
1351 assem_debug("lsr %s,%s,#%d\n",regname[rt],regname[rs],imm);
1352 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x20|(imm<<7));
1355 void emit_sarimm(int rs,u_int imm,int rt)
1359 assem_debug("asr %s,%s,#%d\n",regname[rt],regname[rs],imm);
1360 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x40|(imm<<7));
1363 void emit_rorimm(int rs,u_int imm,int rt)
1367 assem_debug("ror %s,%s,#%d\n",regname[rt],regname[rs],imm);
1368 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x60|(imm<<7));
1371 void emit_shldimm(int rs,int rs2,u_int imm,int rt)
1373 assem_debug("shld %%%s,%%%s,%d\n",regname[rt],regname[rs2],imm);
1377 assem_debug("lsl %s,%s,#%d\n",regname[rt],regname[rs],imm);
1378 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|(imm<<7));
1379 assem_debug("orr %s,%s,%s,lsr #%d\n",regname[rt],regname[rt],regname[rs2],32-imm);
1380 output_w32(0xe1800020|rd_rn_rm(rt,rt,rs2)|((32-imm)<<7));
1383 void emit_shrdimm(int rs,int rs2,u_int imm,int rt)
1385 assem_debug("shrd %%%s,%%%s,%d\n",regname[rt],regname[rs2],imm);
1389 assem_debug("lsr %s,%s,#%d\n",regname[rt],regname[rs],imm);
1390 output_w32(0xe1a00020|rd_rn_rm(rt,0,rs)|(imm<<7));
1391 assem_debug("orr %s,%s,%s,lsl #%d\n",regname[rt],regname[rt],regname[rs2],32-imm);
1392 output_w32(0xe1800000|rd_rn_rm(rt,rt,rs2)|((32-imm)<<7));
1395 void emit_signextend16(int rs,int rt)
1398 emit_shlimm(rs,16,rt);
1399 emit_sarimm(rt,16,rt);
1401 assem_debug("sxth %s,%s\n",regname[rt],regname[rs]);
1402 output_w32(0xe6bf0070|rd_rn_rm(rt,0,rs));
1406 void emit_signextend8(int rs,int rt)
1409 emit_shlimm(rs,24,rt);
1410 emit_sarimm(rt,24,rt);
1412 assem_debug("sxtb %s,%s\n",regname[rt],regname[rs]);
1413 output_w32(0xe6af0070|rd_rn_rm(rt,0,rs));
1417 void emit_shl(u_int rs,u_int shift,u_int rt)
1423 assem_debug("lsl %s,%s,%s\n",regname[rt],regname[rs],regname[shift]);
1424 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x10|(shift<<8));
1426 void emit_shr(u_int rs,u_int shift,u_int rt)
1431 assem_debug("lsr %s,%s,%s\n",regname[rt],regname[rs],regname[shift]);
1432 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x30|(shift<<8));
1434 void emit_sar(u_int rs,u_int shift,u_int rt)
1439 assem_debug("asr %s,%s,%s\n",regname[rt],regname[rs],regname[shift]);
1440 output_w32(0xe1a00000|rd_rn_rm(rt,0,rs)|0x50|(shift<<8));
1442 void emit_shlcl(int r)
1444 assem_debug("shl %%%s,%%cl\n",regname[r]);
1447 void emit_shrcl(int r)
1449 assem_debug("shr %%%s,%%cl\n",regname[r]);
1452 void emit_sarcl(int r)
1454 assem_debug("sar %%%s,%%cl\n",regname[r]);
1458 void emit_shldcl(int r1,int r2)
1460 assem_debug("shld %%%s,%%%s,%%cl\n",regname[r1],regname[r2]);
1463 void emit_shrdcl(int r1,int r2)
1465 assem_debug("shrd %%%s,%%%s,%%cl\n",regname[r1],regname[r2]);
1468 void emit_orrshl(u_int rs,u_int shift,u_int rt)
1473 assem_debug("orr %s,%s,%s,lsl %s\n",regname[rt],regname[rt],regname[rs],regname[shift]);
1474 output_w32(0xe1800000|rd_rn_rm(rt,rt,rs)|0x10|(shift<<8));
1476 void emit_orrshr(u_int rs,u_int shift,u_int rt)
1481 assem_debug("orr %s,%s,%s,lsr %s\n",regname[rt],regname[rt],regname[rs],regname[shift]);
1482 output_w32(0xe1800000|rd_rn_rm(rt,rt,rs)|0x30|(shift<<8));
1485 void emit_cmpimm(int rs,int imm)
1488 if(genimm(imm,&armval)) {
1489 assem_debug("cmp %s,#%d\n",regname[rs],imm);
1490 output_w32(0xe3500000|rd_rn_rm(0,rs,0)|armval);
1491 }else if(genimm(-imm,&armval)) {
1492 assem_debug("cmn %s,#%d\n",regname[rs],imm);
1493 output_w32(0xe3700000|rd_rn_rm(0,rs,0)|armval);
1497 emit_movimm(imm,HOST_TEMPREG);
1499 emit_movw(imm,HOST_TEMPREG);
1501 assem_debug("cmp %s,r14\n",regname[rs]);
1502 output_w32(0xe1500000|rd_rn_rm(0,rs,HOST_TEMPREG));
1506 emit_movimm(-imm,HOST_TEMPREG);
1508 emit_movw(-imm,HOST_TEMPREG);
1510 assem_debug("cmn %s,r14\n",regname[rs]);
1511 output_w32(0xe1700000|rd_rn_rm(0,rs,HOST_TEMPREG));
1515 void emit_cmovne(u_int *addr,int rt)
1517 assem_debug("cmovne %x,%%%s",(int)addr,regname[rt]);
1520 void emit_cmovl(u_int *addr,int rt)
1522 assem_debug("cmovl %x,%%%s",(int)addr,regname[rt]);
1525 void emit_cmovs(u_int *addr,int rt)
1527 assem_debug("cmovs %x,%%%s",(int)addr,regname[rt]);
1530 void emit_cmovne_imm(int imm,int rt)
1532 assem_debug("movne %s,#%d\n",regname[rt],imm);
1534 genimm_checked(imm,&armval);
1535 output_w32(0x13a00000|rd_rn_rm(rt,0,0)|armval);
1537 void emit_cmovl_imm(int imm,int rt)
1539 assem_debug("movlt %s,#%d\n",regname[rt],imm);
1541 genimm_checked(imm,&armval);
1542 output_w32(0xb3a00000|rd_rn_rm(rt,0,0)|armval);
1544 void emit_cmovb_imm(int imm,int rt)
1546 assem_debug("movcc %s,#%d\n",regname[rt],imm);
1548 genimm_checked(imm,&armval);
1549 output_w32(0x33a00000|rd_rn_rm(rt,0,0)|armval);
1551 void emit_cmovs_imm(int imm,int rt)
1553 assem_debug("movmi %s,#%d\n",regname[rt],imm);
1555 genimm_checked(imm,&armval);
1556 output_w32(0x43a00000|rd_rn_rm(rt,0,0)|armval);
1558 void emit_cmove_reg(int rs,int rt)
1560 assem_debug("moveq %s,%s\n",regname[rt],regname[rs]);
1561 output_w32(0x01a00000|rd_rn_rm(rt,0,rs));
1563 void emit_cmovne_reg(int rs,int rt)
1565 assem_debug("movne %s,%s\n",regname[rt],regname[rs]);
1566 output_w32(0x11a00000|rd_rn_rm(rt,0,rs));
1568 void emit_cmovl_reg(int rs,int rt)
1570 assem_debug("movlt %s,%s\n",regname[rt],regname[rs]);
1571 output_w32(0xb1a00000|rd_rn_rm(rt,0,rs));
1573 void emit_cmovs_reg(int rs,int rt)
1575 assem_debug("movmi %s,%s\n",regname[rt],regname[rs]);
1576 output_w32(0x41a00000|rd_rn_rm(rt,0,rs));
1579 void emit_slti32(int rs,int imm,int rt)
1581 if(rs!=rt) emit_zeroreg(rt);
1582 emit_cmpimm(rs,imm);
1583 if(rs==rt) emit_movimm(0,rt);
1584 emit_cmovl_imm(1,rt);
1586 void emit_sltiu32(int rs,int imm,int rt)
1588 if(rs!=rt) emit_zeroreg(rt);
1589 emit_cmpimm(rs,imm);
1590 if(rs==rt) emit_movimm(0,rt);
1591 emit_cmovb_imm(1,rt);
1593 void emit_slti64_32(int rsh,int rsl,int imm,int rt)
1596 emit_slti32(rsl,imm,rt);
1600 emit_cmovne_imm(0,rt);
1601 emit_cmovs_imm(1,rt);
1605 emit_cmpimm(rsh,-1);
1606 emit_cmovne_imm(0,rt);
1607 emit_cmovl_imm(1,rt);
1610 void emit_sltiu64_32(int rsh,int rsl,int imm,int rt)
1613 emit_sltiu32(rsl,imm,rt);
1617 emit_cmovne_imm(0,rt);
1621 emit_cmpimm(rsh,-1);
1622 emit_cmovne_imm(1,rt);
1626 void emit_cmp(int rs,int rt)
1628 assem_debug("cmp %s,%s\n",regname[rs],regname[rt]);
1629 output_w32(0xe1500000|rd_rn_rm(0,rs,rt));
1631 void emit_set_gz32(int rs, int rt)
1633 //assem_debug("set_gz32\n");
1636 emit_cmovl_imm(0,rt);
1638 void emit_set_nz32(int rs, int rt)
1640 //assem_debug("set_nz32\n");
1641 if(rs!=rt) emit_movs(rs,rt);
1642 else emit_test(rs,rs);
1643 emit_cmovne_imm(1,rt);
1645 void emit_set_gz64_32(int rsh, int rsl, int rt)
1647 //assem_debug("set_gz64\n");
1648 emit_set_gz32(rsl,rt);
1650 emit_cmovne_imm(1,rt);
1651 emit_cmovs_imm(0,rt);
1653 void emit_set_nz64_32(int rsh, int rsl, int rt)
1655 //assem_debug("set_nz64\n");
1656 emit_or_and_set_flags(rsh,rsl,rt);
1657 emit_cmovne_imm(1,rt);
1659 void emit_set_if_less32(int rs1, int rs2, int rt)
1661 //assem_debug("set if less (%%%s,%%%s),%%%s\n",regname[rs1],regname[rs2],regname[rt]);
1662 if(rs1!=rt&&rs2!=rt) emit_zeroreg(rt);
1664 if(rs1==rt||rs2==rt) emit_movimm(0,rt);
1665 emit_cmovl_imm(1,rt);
1667 void emit_set_if_carry32(int rs1, int rs2, int rt)
1669 //assem_debug("set if carry (%%%s,%%%s),%%%s\n",regname[rs1],regname[rs2],regname[rt]);
1670 if(rs1!=rt&&rs2!=rt) emit_zeroreg(rt);
1672 if(rs1==rt||rs2==rt) emit_movimm(0,rt);
1673 emit_cmovb_imm(1,rt);
1675 void emit_set_if_less64_32(int u1, int l1, int u2, int l2, int rt)
1677 //assem_debug("set if less64 (%%%s,%%%s,%%%s,%%%s),%%%s\n",regname[u1],regname[l1],regname[u2],regname[l2],regname[rt]);
1682 emit_sbcs(u1,u2,HOST_TEMPREG);
1683 emit_cmovl_imm(1,rt);
1685 void emit_set_if_carry64_32(int u1, int l1, int u2, int l2, int rt)
1687 //assem_debug("set if carry64 (%%%s,%%%s,%%%s,%%%s),%%%s\n",regname[u1],regname[l1],regname[u2],regname[l2],regname[rt]);
1692 emit_sbcs(u1,u2,HOST_TEMPREG);
1693 emit_cmovb_imm(1,rt);
1696 void emit_call(int a)
1698 assem_debug("bl %x (%x+%x)\n",a,(int)out,a-(int)out-8);
1699 u_int offset=genjmp(a);
1700 output_w32(0xeb000000|offset);
1702 void emit_jmp(int a)
1704 assem_debug("b %x (%x+%x)\n",a,(int)out,a-(int)out-8);
1705 u_int offset=genjmp(a);
1706 output_w32(0xea000000|offset);
1708 void emit_jne(int a)
1710 assem_debug("bne %x\n",a);
1711 u_int offset=genjmp(a);
1712 output_w32(0x1a000000|offset);
1714 void emit_jeq(int a)
1716 assem_debug("beq %x\n",a);
1717 u_int offset=genjmp(a);
1718 output_w32(0x0a000000|offset);
1722 assem_debug("bmi %x\n",a);
1723 u_int offset=genjmp(a);
1724 output_w32(0x4a000000|offset);
1726 void emit_jns(int a)
1728 assem_debug("bpl %x\n",a);
1729 u_int offset=genjmp(a);
1730 output_w32(0x5a000000|offset);
1734 assem_debug("blt %x\n",a);
1735 u_int offset=genjmp(a);
1736 output_w32(0xba000000|offset);
1738 void emit_jge(int a)
1740 assem_debug("bge %x\n",a);
1741 u_int offset=genjmp(a);
1742 output_w32(0xaa000000|offset);
1744 void emit_jno(int a)
1746 assem_debug("bvc %x\n",a);
1747 u_int offset=genjmp(a);
1748 output_w32(0x7a000000|offset);
1752 assem_debug("bcs %x\n",a);
1753 u_int offset=genjmp(a);
1754 output_w32(0x2a000000|offset);
1756 void emit_jcc(int a)
1758 assem_debug("bcc %x\n",a);
1759 u_int offset=genjmp(a);
1760 output_w32(0x3a000000|offset);
1763 void emit_pushimm(int imm)
1765 assem_debug("push $%x\n",imm);
1770 assem_debug("pusha\n");
1775 assem_debug("popa\n");
1778 void emit_pushreg(u_int r)
1780 assem_debug("push %%%s\n",regname[r]);
1783 void emit_popreg(u_int r)
1785 assem_debug("pop %%%s\n",regname[r]);
1788 void emit_callreg(u_int r)
1791 assem_debug("blx %s\n",regname[r]);
1792 output_w32(0xe12fff30|r);
1794 void emit_jmpreg(u_int r)
1796 assem_debug("mov pc,%s\n",regname[r]);
1797 output_w32(0xe1a00000|rd_rn_rm(15,0,r));
1800 void emit_readword_indexed(int offset, int rs, int rt)
1802 assert(offset>-4096&&offset<4096);
1803 assem_debug("ldr %s,%s+%d\n",regname[rt],regname[rs],offset);
1805 output_w32(0xe5900000|rd_rn_rm(rt,rs,0)|offset);
1807 output_w32(0xe5100000|rd_rn_rm(rt,rs,0)|(-offset));
1810 void emit_readword_dualindexedx4(int rs1, int rs2, int rt)
1812 assem_debug("ldr %s,%s,%s lsl #2\n",regname[rt],regname[rs1],regname[rs2]);
1813 output_w32(0xe7900000|rd_rn_rm(rt,rs1,rs2)|0x100);
1815 void emit_ldrcc_dualindexed(int rs1, int rs2, int rt)
1817 assem_debug("ldrcc %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1818 output_w32(0x37900000|rd_rn_rm(rt,rs1,rs2));
1820 void emit_ldrccb_dualindexed(int rs1, int rs2, int rt)
1822 assem_debug("ldrccb %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1823 output_w32(0x37d00000|rd_rn_rm(rt,rs1,rs2));
1825 void emit_ldrccsb_dualindexed(int rs1, int rs2, int rt)
1827 assem_debug("ldrccsb %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1828 output_w32(0x319000d0|rd_rn_rm(rt,rs1,rs2));
1830 void emit_ldrcch_dualindexed(int rs1, int rs2, int rt)
1832 assem_debug("ldrcch %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1833 output_w32(0x319000b0|rd_rn_rm(rt,rs1,rs2));
1835 void emit_ldrccsh_dualindexed(int rs1, int rs2, int rt)
1837 assem_debug("ldrccsh %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
1838 output_w32(0x319000f0|rd_rn_rm(rt,rs1,rs2));
1840 void emit_readword_indexed_tlb(int addr, int rs, int map, int rt)
1842 if(map<0) emit_readword_indexed(addr, rs, rt);
1845 emit_readword_dualindexedx4(rs, map, rt);
1848 void emit_readdword_indexed_tlb(int addr, int rs, int map, int rh, int rl)
1851 if(rh>=0) emit_readword_indexed(addr, rs, rh);
1852 emit_readword_indexed(addr+4, rs, rl);
1855 if(rh>=0) emit_readword_indexed_tlb(addr, rs, map, rh);
1856 emit_addimm(map,1,map);
1857 emit_readword_indexed_tlb(addr, rs, map, rl);
1860 void emit_movsbl_indexed(int offset, int rs, int rt)
1862 assert(offset>-256&&offset<256);
1863 assem_debug("ldrsb %s,%s+%d\n",regname[rt],regname[rs],offset);
1865 output_w32(0xe1d000d0|rd_rn_rm(rt,rs,0)|((offset<<4)&0xf00)|(offset&0xf));
1867 output_w32(0xe15000d0|rd_rn_rm(rt,rs,0)|(((-offset)<<4)&0xf00)|((-offset)&0xf));
1870 void emit_movsbl_indexed_tlb(int addr, int rs, int map, int rt)
1872 if(map<0) emit_movsbl_indexed(addr, rs, rt);
1875 emit_shlimm(map,2,map);
1876 assem_debug("ldrsb %s,%s+%s\n",regname[rt],regname[rs],regname[map]);
1877 output_w32(0xe19000d0|rd_rn_rm(rt,rs,map));
1879 assert(addr>-256&&addr<256);
1880 assem_debug("add %s,%s,%s,lsl #2\n",regname[rt],regname[rs],regname[map]);
1881 output_w32(0xe0800000|rd_rn_rm(rt,rs,map)|(2<<7));
1882 emit_movsbl_indexed(addr, rt, rt);
1886 void emit_movswl_indexed(int offset, int rs, int rt)
1888 assert(offset>-256&&offset<256);
1889 assem_debug("ldrsh %s,%s+%d\n",regname[rt],regname[rs],offset);
1891 output_w32(0xe1d000f0|rd_rn_rm(rt,rs,0)|((offset<<4)&0xf00)|(offset&0xf));
1893 output_w32(0xe15000f0|rd_rn_rm(rt,rs,0)|(((-offset)<<4)&0xf00)|((-offset)&0xf));
1896 void emit_movzbl_indexed(int offset, int rs, int rt)
1898 assert(offset>-4096&&offset<4096);
1899 assem_debug("ldrb %s,%s+%d\n",regname[rt],regname[rs],offset);
1901 output_w32(0xe5d00000|rd_rn_rm(rt,rs,0)|offset);
1903 output_w32(0xe5500000|rd_rn_rm(rt,rs,0)|(-offset));
1906 void emit_movzbl_dualindexedx4(int rs1, int rs2, int rt)
1908 assem_debug("ldrb %s,%s,%s lsl #2\n",regname[rt],regname[rs1],regname[rs2]);
1909 output_w32(0xe7d00000|rd_rn_rm(rt,rs1,rs2)|0x100);
1911 void emit_movzbl_indexed_tlb(int addr, int rs, int map, int rt)
1913 if(map<0) emit_movzbl_indexed(addr, rs, rt);
1916 emit_movzbl_dualindexedx4(rs, map, rt);
1918 emit_addimm(rs,addr,rt);
1919 emit_movzbl_dualindexedx4(rt, map, rt);
1923 void emit_movzwl_indexed(int offset, int rs, int rt)
1925 assert(offset>-256&&offset<256);
1926 assem_debug("ldrh %s,%s+%d\n",regname[rt],regname[rs],offset);
1928 output_w32(0xe1d000b0|rd_rn_rm(rt,rs,0)|((offset<<4)&0xf00)|(offset&0xf));
1930 output_w32(0xe15000b0|rd_rn_rm(rt,rs,0)|(((-offset)<<4)&0xf00)|((-offset)&0xf));
1933 static void emit_ldrd(int offset, int rs, int rt)
1935 assert(offset>-256&&offset<256);
1936 assem_debug("ldrd %s,%s+%d\n",regname[rt],regname[rs],offset);
1938 output_w32(0xe1c000d0|rd_rn_rm(rt,rs,0)|((offset<<4)&0xf00)|(offset&0xf));
1940 output_w32(0xe14000d0|rd_rn_rm(rt,rs,0)|(((-offset)<<4)&0xf00)|((-offset)&0xf));
1943 void emit_readword(int addr, int rt)
1945 u_int offset = addr-(u_int)&dynarec_local;
1946 assert(offset<4096);
1947 assem_debug("ldr %s,fp+%d\n",regname[rt],offset);
1948 output_w32(0xe5900000|rd_rn_rm(rt,FP,0)|offset);
1950 void emit_movsbl(int addr, int rt)
1952 u_int offset = addr-(u_int)&dynarec_local;
1954 assem_debug("ldrsb %s,fp+%d\n",regname[rt],offset);
1955 output_w32(0xe1d000d0|rd_rn_rm(rt,FP,0)|((offset<<4)&0xf00)|(offset&0xf));
1957 void emit_movswl(int addr, int rt)
1959 u_int offset = addr-(u_int)&dynarec_local;
1961 assem_debug("ldrsh %s,fp+%d\n",regname[rt],offset);
1962 output_w32(0xe1d000f0|rd_rn_rm(rt,FP,0)|((offset<<4)&0xf00)|(offset&0xf));
1964 void emit_movzbl(int addr, int rt)
1966 u_int offset = addr-(u_int)&dynarec_local;
1967 assert(offset<4096);
1968 assem_debug("ldrb %s,fp+%d\n",regname[rt],offset);
1969 output_w32(0xe5d00000|rd_rn_rm(rt,FP,0)|offset);
1971 void emit_movzwl(int addr, int rt)
1973 u_int offset = addr-(u_int)&dynarec_local;
1975 assem_debug("ldrh %s,fp+%d\n",regname[rt],offset);
1976 output_w32(0xe1d000b0|rd_rn_rm(rt,FP,0)|((offset<<4)&0xf00)|(offset&0xf));
1978 void emit_movzwl_reg(int rs, int rt)
1980 assem_debug("movzwl %%%s,%%%s\n",regname[rs]+1,regname[rt]);
1984 void emit_xchg(int rs, int rt)
1986 assem_debug("xchg %%%s,%%%s\n",regname[rs],regname[rt]);
1989 void emit_writeword_indexed(int rt, int offset, int rs)
1991 assert(offset>-4096&&offset<4096);
1992 assem_debug("str %s,%s+%d\n",regname[rt],regname[rs],offset);
1994 output_w32(0xe5800000|rd_rn_rm(rt,rs,0)|offset);
1996 output_w32(0xe5000000|rd_rn_rm(rt,rs,0)|(-offset));
1999 void emit_writeword_dualindexedx4(int rt, int rs1, int rs2)
2001 assem_debug("str %s,%s,%s lsl #2\n",regname[rt],regname[rs1],regname[rs2]);
2002 output_w32(0xe7800000|rd_rn_rm(rt,rs1,rs2)|0x100);
2004 void emit_writeword_indexed_tlb(int rt, int addr, int rs, int map, int temp)
2006 if(map<0) emit_writeword_indexed(rt, addr, rs);
2009 emit_writeword_dualindexedx4(rt, rs, map);
2012 void emit_writedword_indexed_tlb(int rh, int rl, int addr, int rs, int map, int temp)
2015 if(rh>=0) emit_writeword_indexed(rh, addr, rs);
2016 emit_writeword_indexed(rl, addr+4, rs);
2019 if(temp!=rs) emit_addimm(map,1,temp);
2020 emit_writeword_indexed_tlb(rh, addr, rs, map, temp);
2021 if(temp!=rs) emit_writeword_indexed_tlb(rl, addr, rs, temp, temp);
2023 emit_addimm(rs,4,rs);
2024 emit_writeword_indexed_tlb(rl, addr, rs, map, temp);
2028 void emit_writehword_indexed(int rt, int offset, int rs)
2030 assert(offset>-256&&offset<256);
2031 assem_debug("strh %s,%s+%d\n",regname[rt],regname[rs],offset);
2033 output_w32(0xe1c000b0|rd_rn_rm(rt,rs,0)|((offset<<4)&0xf00)|(offset&0xf));
2035 output_w32(0xe14000b0|rd_rn_rm(rt,rs,0)|(((-offset)<<4)&0xf00)|((-offset)&0xf));
2038 void emit_writebyte_indexed(int rt, int offset, int rs)
2040 assert(offset>-4096&&offset<4096);
2041 assem_debug("strb %s,%s+%d\n",regname[rt],regname[rs],offset);
2043 output_w32(0xe5c00000|rd_rn_rm(rt,rs,0)|offset);
2045 output_w32(0xe5400000|rd_rn_rm(rt,rs,0)|(-offset));
2048 void emit_writebyte_dualindexedx4(int rt, int rs1, int rs2)
2050 assem_debug("strb %s,%s,%s lsl #2\n",regname[rt],regname[rs1],regname[rs2]);
2051 output_w32(0xe7c00000|rd_rn_rm(rt,rs1,rs2)|0x100);
2053 void emit_writebyte_indexed_tlb(int rt, int addr, int rs, int map, int temp)
2055 if(map<0) emit_writebyte_indexed(rt, addr, rs);
2058 emit_writebyte_dualindexedx4(rt, rs, map);
2060 emit_addimm(rs,addr,temp);
2061 emit_writebyte_dualindexedx4(rt, temp, map);
2065 void emit_strcc_dualindexed(int rs1, int rs2, int rt)
2067 assem_debug("strcc %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2068 output_w32(0x37800000|rd_rn_rm(rt,rs1,rs2));
2070 void emit_strccb_dualindexed(int rs1, int rs2, int rt)
2072 assem_debug("strccb %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2073 output_w32(0x37c00000|rd_rn_rm(rt,rs1,rs2));
2075 void emit_strcch_dualindexed(int rs1, int rs2, int rt)
2077 assem_debug("strcch %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2078 output_w32(0x318000b0|rd_rn_rm(rt,rs1,rs2));
2080 void emit_writeword(int rt, int addr)
2082 u_int offset = addr-(u_int)&dynarec_local;
2083 assert(offset<4096);
2084 assem_debug("str %s,fp+%d\n",regname[rt],offset);
2085 output_w32(0xe5800000|rd_rn_rm(rt,FP,0)|offset);
2087 void emit_writehword(int rt, int addr)
2089 u_int offset = addr-(u_int)&dynarec_local;
2091 assem_debug("strh %s,fp+%d\n",regname[rt],offset);
2092 output_w32(0xe1c000b0|rd_rn_rm(rt,FP,0)|((offset<<4)&0xf00)|(offset&0xf));
2094 void emit_writebyte(int rt, int addr)
2096 u_int offset = addr-(u_int)&dynarec_local;
2097 assert(offset<4096);
2098 assem_debug("strb %s,fp+%d\n",regname[rt],offset);
2099 output_w32(0xe5c00000|rd_rn_rm(rt,FP,0)|offset);
2101 void emit_writeword_imm(int imm, int addr)
2103 assem_debug("movl $%x,%x\n",imm,addr);
2106 void emit_writebyte_imm(int imm, int addr)
2108 assem_debug("movb $%x,%x\n",imm,addr);
2112 void emit_mul(int rs)
2114 assem_debug("mul %%%s\n",regname[rs]);
2117 void emit_imul(int rs)
2119 assem_debug("imul %%%s\n",regname[rs]);
2122 void emit_umull(u_int rs1, u_int rs2, u_int hi, u_int lo)
2124 assem_debug("umull %s, %s, %s, %s\n",regname[lo],regname[hi],regname[rs1],regname[rs2]);
2129 output_w32(0xe0800090|(hi<<16)|(lo<<12)|(rs2<<8)|rs1);
2131 void emit_smull(u_int rs1, u_int rs2, u_int hi, u_int lo)
2133 assem_debug("smull %s, %s, %s, %s\n",regname[lo],regname[hi],regname[rs1],regname[rs2]);
2138 output_w32(0xe0c00090|(hi<<16)|(lo<<12)|(rs2<<8)|rs1);
2141 void emit_div(int rs)
2143 assem_debug("div %%%s\n",regname[rs]);
2146 void emit_idiv(int rs)
2148 assem_debug("idiv %%%s\n",regname[rs]);
2153 assem_debug("cdq\n");
2157 void emit_clz(int rs,int rt)
2159 assem_debug("clz %s,%s\n",regname[rt],regname[rs]);
2160 output_w32(0xe16f0f10|rd_rn_rm(rt,0,rs));
2163 void emit_subcs(int rs1,int rs2,int rt)
2165 assem_debug("subcs %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2166 output_w32(0x20400000|rd_rn_rm(rt,rs1,rs2));
2169 void emit_shrcc_imm(int rs,u_int imm,int rt)
2173 assem_debug("lsrcc %s,%s,#%d\n",regname[rt],regname[rs],imm);
2174 output_w32(0x31a00000|rd_rn_rm(rt,0,rs)|0x20|(imm<<7));
2177 void emit_shrne_imm(int rs,u_int imm,int rt)
2181 assem_debug("lsrne %s,%s,#%d\n",regname[rt],regname[rs],imm);
2182 output_w32(0x11a00000|rd_rn_rm(rt,0,rs)|0x20|(imm<<7));
2185 void emit_negmi(int rs, int rt)
2187 assem_debug("rsbmi %s,%s,#0\n",regname[rt],regname[rs]);
2188 output_w32(0x42600000|rd_rn_rm(rt,rs,0));
2191 void emit_negsmi(int rs, int rt)
2193 assem_debug("rsbsmi %s,%s,#0\n",regname[rt],regname[rs]);
2194 output_w32(0x42700000|rd_rn_rm(rt,rs,0));
2197 void emit_orreq(u_int rs1,u_int rs2,u_int rt)
2199 assem_debug("orreq %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2200 output_w32(0x01800000|rd_rn_rm(rt,rs1,rs2));
2203 void emit_orrne(u_int rs1,u_int rs2,u_int rt)
2205 assem_debug("orrne %s,%s,%s\n",regname[rt],regname[rs1],regname[rs2]);
2206 output_w32(0x11800000|rd_rn_rm(rt,rs1,rs2));
2209 void emit_bic_lsl(u_int rs1,u_int rs2,u_int shift,u_int rt)
2211 assem_debug("bic %s,%s,%s lsl %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2212 output_w32(0xe1C00000|rd_rn_rm(rt,rs1,rs2)|0x10|(shift<<8));
2215 void emit_biceq_lsl(u_int rs1,u_int rs2,u_int shift,u_int rt)
2217 assem_debug("biceq %s,%s,%s lsl %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2218 output_w32(0x01C00000|rd_rn_rm(rt,rs1,rs2)|0x10|(shift<<8));
2221 void emit_bicne_lsl(u_int rs1,u_int rs2,u_int shift,u_int rt)
2223 assem_debug("bicne %s,%s,%s lsl %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2224 output_w32(0x11C00000|rd_rn_rm(rt,rs1,rs2)|0x10|(shift<<8));
2227 void emit_bic_lsr(u_int rs1,u_int rs2,u_int shift,u_int rt)
2229 assem_debug("bic %s,%s,%s lsr %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2230 output_w32(0xe1C00000|rd_rn_rm(rt,rs1,rs2)|0x30|(shift<<8));
2233 void emit_biceq_lsr(u_int rs1,u_int rs2,u_int shift,u_int rt)
2235 assem_debug("biceq %s,%s,%s lsr %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2236 output_w32(0x01C00000|rd_rn_rm(rt,rs1,rs2)|0x30|(shift<<8));
2239 void emit_bicne_lsr(u_int rs1,u_int rs2,u_int shift,u_int rt)
2241 assem_debug("bicne %s,%s,%s lsr %s\n",regname[rt],regname[rs1],regname[rs2],regname[shift]);
2242 output_w32(0x11C00000|rd_rn_rm(rt,rs1,rs2)|0x30|(shift<<8));
2245 void emit_teq(int rs, int rt)
2247 assem_debug("teq %s,%s\n",regname[rs],regname[rt]);
2248 output_w32(0xe1300000|rd_rn_rm(0,rs,rt));
2251 void emit_rsbimm(int rs, int imm, int rt)
2254 genimm_checked(imm,&armval);
2255 assem_debug("rsb %s,%s,#%d\n",regname[rt],regname[rs],imm);
2256 output_w32(0xe2600000|rd_rn_rm(rt,rs,0)|armval);
2259 // Load 2 immediates optimizing for small code size
2260 void emit_mov2imm_compact(int imm1,u_int rt1,int imm2,u_int rt2)
2262 emit_movimm(imm1,rt1);
2264 if(genimm(imm2-imm1,&armval)) {
2265 assem_debug("add %s,%s,#%d\n",regname[rt2],regname[rt1],imm2-imm1);
2266 output_w32(0xe2800000|rd_rn_rm(rt2,rt1,0)|armval);
2267 }else if(genimm(imm1-imm2,&armval)) {
2268 assem_debug("sub %s,%s,#%d\n",regname[rt2],regname[rt1],imm1-imm2);
2269 output_w32(0xe2400000|rd_rn_rm(rt2,rt1,0)|armval);
2271 else emit_movimm(imm2,rt2);
2274 // Conditionally select one of two immediates, optimizing for small code size
2275 // This will only be called if HAVE_CMOV_IMM is defined
2276 void emit_cmov2imm_e_ne_compact(int imm1,int imm2,u_int rt)
2279 if(genimm(imm2-imm1,&armval)) {
2280 emit_movimm(imm1,rt);
2281 assem_debug("addne %s,%s,#%d\n",regname[rt],regname[rt],imm2-imm1);
2282 output_w32(0x12800000|rd_rn_rm(rt,rt,0)|armval);
2283 }else if(genimm(imm1-imm2,&armval)) {
2284 emit_movimm(imm1,rt);
2285 assem_debug("subne %s,%s,#%d\n",regname[rt],regname[rt],imm1-imm2);
2286 output_w32(0x12400000|rd_rn_rm(rt,rt,0)|armval);
2290 emit_movimm(imm1,rt);
2291 add_literal((int)out,imm2);
2292 assem_debug("ldrne %s,pc+? [=%x]\n",regname[rt],imm2);
2293 output_w32(0x15900000|rd_rn_rm(rt,15,0));
2295 emit_movw(imm1&0x0000FFFF,rt);
2296 if((imm1&0xFFFF)!=(imm2&0xFFFF)) {
2297 assem_debug("movwne %s,#%d (0x%x)\n",regname[rt],imm2&0xFFFF,imm2&0xFFFF);
2298 output_w32(0x13000000|rd_rn_rm(rt,0,0)|(imm2&0xfff)|((imm2<<4)&0xf0000));
2300 emit_movt(imm1&0xFFFF0000,rt);
2301 if((imm1&0xFFFF0000)!=(imm2&0xFFFF0000)) {
2302 assem_debug("movtne %s,#%d (0x%x)\n",regname[rt],imm2&0xffff0000,imm2&0xffff0000);
2303 output_w32(0x13400000|rd_rn_rm(rt,0,0)|((imm2>>16)&0xfff)|((imm2>>12)&0xf0000));
2309 // special case for checking invalid_code
2310 void emit_cmpmem_indexedsr12_imm(int addr,int r,int imm)
2315 // special case for checking invalid_code
2316 void emit_cmpmem_indexedsr12_reg(int base,int r,int imm)
2318 assert(imm<128&&imm>=0);
2320 assem_debug("ldrb lr,%s,%s lsr #12\n",regname[base],regname[r]);
2321 output_w32(0xe7d00000|rd_rn_rm(HOST_TEMPREG,base,r)|0x620);
2322 emit_cmpimm(HOST_TEMPREG,imm);
2325 // special case for tlb mapping
2326 void emit_addsr12(int rs1,int rs2,int rt)
2328 assem_debug("add %s,%s,%s lsr #12\n",regname[rt],regname[rs1],regname[rs2]);
2329 output_w32(0xe0800620|rd_rn_rm(rt,rs1,rs2));
2332 void emit_callne(int a)
2334 assem_debug("blne %x\n",a);
2335 u_int offset=genjmp(a);
2336 output_w32(0x1b000000|offset);
2339 // Used to preload hash table entries
2340 void emit_prefetch(void *addr)
2342 assem_debug("prefetch %x\n",(int)addr);
2345 output_modrm(0,5,1);
2346 output_w32((int)addr);
2348 void emit_prefetchreg(int r)
2350 assem_debug("pld %s\n",regname[r]);
2351 output_w32(0xf5d0f000|rd_rn_rm(0,r,0));
2354 // Special case for mini_ht
2355 void emit_ldreq_indexed(int rs, u_int offset, int rt)
2357 assert(offset<4096);
2358 assem_debug("ldreq %s,[%s, #%d]\n",regname[rt],regname[rs],offset);
2359 output_w32(0x05900000|rd_rn_rm(rt,rs,0)|offset);
2362 void emit_flds(int r,int sr)
2364 assem_debug("flds s%d,[%s]\n",sr,regname[r]);
2365 output_w32(0xed900a00|((sr&14)<<11)|((sr&1)<<22)|(r<<16));
2368 void emit_vldr(int r,int vr)
2370 assem_debug("vldr d%d,[%s]\n",vr,regname[r]);
2371 output_w32(0xed900b00|(vr<<12)|(r<<16));
2374 void emit_fsts(int sr,int r)
2376 assem_debug("fsts s%d,[%s]\n",sr,regname[r]);
2377 output_w32(0xed800a00|((sr&14)<<11)|((sr&1)<<22)|(r<<16));
2380 void emit_vstr(int vr,int r)
2382 assem_debug("vstr d%d,[%s]\n",vr,regname[r]);
2383 output_w32(0xed800b00|(vr<<12)|(r<<16));
2386 void emit_ftosizs(int s,int d)
2388 assem_debug("ftosizs s%d,s%d\n",d,s);
2389 output_w32(0xeebd0ac0|((d&14)<<11)|((d&1)<<22)|((s&14)>>1)|((s&1)<<5));
2392 void emit_ftosizd(int s,int d)
2394 assem_debug("ftosizd s%d,d%d\n",d,s);
2395 output_w32(0xeebd0bc0|((d&14)<<11)|((d&1)<<22)|(s&7));
2398 void emit_fsitos(int s,int d)
2400 assem_debug("fsitos s%d,s%d\n",d,s);
2401 output_w32(0xeeb80ac0|((d&14)<<11)|((d&1)<<22)|((s&14)>>1)|((s&1)<<5));
2404 void emit_fsitod(int s,int d)
2406 assem_debug("fsitod d%d,s%d\n",d,s);
2407 output_w32(0xeeb80bc0|((d&7)<<12)|((s&14)>>1)|((s&1)<<5));
2410 void emit_fcvtds(int s,int d)
2412 assem_debug("fcvtds d%d,s%d\n",d,s);
2413 output_w32(0xeeb70ac0|((d&7)<<12)|((s&14)>>1)|((s&1)<<5));
2416 void emit_fcvtsd(int s,int d)
2418 assem_debug("fcvtsd s%d,d%d\n",d,s);
2419 output_w32(0xeeb70bc0|((d&14)<<11)|((d&1)<<22)|(s&7));
2422 void emit_fsqrts(int s,int d)
2424 assem_debug("fsqrts d%d,s%d\n",d,s);
2425 output_w32(0xeeb10ac0|((d&14)<<11)|((d&1)<<22)|((s&14)>>1)|((s&1)<<5));
2428 void emit_fsqrtd(int s,int d)
2430 assem_debug("fsqrtd s%d,d%d\n",d,s);
2431 output_w32(0xeeb10bc0|((d&7)<<12)|(s&7));
2434 void emit_fabss(int s,int d)
2436 assem_debug("fabss d%d,s%d\n",d,s);
2437 output_w32(0xeeb00ac0|((d&14)<<11)|((d&1)<<22)|((s&14)>>1)|((s&1)<<5));
2440 void emit_fabsd(int s,int d)
2442 assem_debug("fabsd s%d,d%d\n",d,s);
2443 output_w32(0xeeb00bc0|((d&7)<<12)|(s&7));
2446 void emit_fnegs(int s,int d)
2448 assem_debug("fnegs d%d,s%d\n",d,s);
2449 output_w32(0xeeb10a40|((d&14)<<11)|((d&1)<<22)|((s&14)>>1)|((s&1)<<5));
2452 void emit_fnegd(int s,int d)
2454 assem_debug("fnegd s%d,d%d\n",d,s);
2455 output_w32(0xeeb10b40|((d&7)<<12)|(s&7));
2458 void emit_fadds(int s1,int s2,int d)
2460 assem_debug("fadds s%d,s%d,s%d\n",d,s1,s2);
2461 output_w32(0xee300a00|((d&14)<<11)|((d&1)<<22)|((s1&14)<<15)|((s1&1)<<7)|((s2&14)>>1)|((s2&1)<<5));
2464 void emit_faddd(int s1,int s2,int d)
2466 assem_debug("faddd d%d,d%d,d%d\n",d,s1,s2);
2467 output_w32(0xee300b00|((d&7)<<12)|((s1&7)<<16)|(s2&7));
2470 void emit_fsubs(int s1,int s2,int d)
2472 assem_debug("fsubs s%d,s%d,s%d\n",d,s1,s2);
2473 output_w32(0xee300a40|((d&14)<<11)|((d&1)<<22)|((s1&14)<<15)|((s1&1)<<7)|((s2&14)>>1)|((s2&1)<<5));
2476 void emit_fsubd(int s1,int s2,int d)
2478 assem_debug("fsubd d%d,d%d,d%d\n",d,s1,s2);
2479 output_w32(0xee300b40|((d&7)<<12)|((s1&7)<<16)|(s2&7));
2482 void emit_fmuls(int s1,int s2,int d)
2484 assem_debug("fmuls s%d,s%d,s%d\n",d,s1,s2);
2485 output_w32(0xee200a00|((d&14)<<11)|((d&1)<<22)|((s1&14)<<15)|((s1&1)<<7)|((s2&14)>>1)|((s2&1)<<5));
2488 void emit_fmuld(int s1,int s2,int d)
2490 assem_debug("fmuld d%d,d%d,d%d\n",d,s1,s2);
2491 output_w32(0xee200b00|((d&7)<<12)|((s1&7)<<16)|(s2&7));
2494 void emit_fdivs(int s1,int s2,int d)
2496 assem_debug("fdivs s%d,s%d,s%d\n",d,s1,s2);
2497 output_w32(0xee800a00|((d&14)<<11)|((d&1)<<22)|((s1&14)<<15)|((s1&1)<<7)|((s2&14)>>1)|((s2&1)<<5));
2500 void emit_fdivd(int s1,int s2,int d)
2502 assem_debug("fdivd d%d,d%d,d%d\n",d,s1,s2);
2503 output_w32(0xee800b00|((d&7)<<12)|((s1&7)<<16)|(s2&7));
2506 void emit_fcmps(int x,int y)
2508 assem_debug("fcmps s14, s15\n");
2509 output_w32(0xeeb47a67);
2512 void emit_fcmpd(int x,int y)
2514 assem_debug("fcmpd d6, d7\n");
2515 output_w32(0xeeb46b47);
2520 assem_debug("fmstat\n");
2521 output_w32(0xeef1fa10);
2524 void emit_bicne_imm(int rs,int imm,int rt)
2527 genimm_checked(imm,&armval);
2528 assem_debug("bicne %s,%s,#%d\n",regname[rt],regname[rs],imm);
2529 output_w32(0x13c00000|rd_rn_rm(rt,rs,0)|armval);
2532 void emit_biccs_imm(int rs,int imm,int rt)
2535 genimm_checked(imm,&armval);
2536 assem_debug("biccs %s,%s,#%d\n",regname[rt],regname[rs],imm);
2537 output_w32(0x23c00000|rd_rn_rm(rt,rs,0)|armval);
2540 void emit_bicvc_imm(int rs,int imm,int rt)
2543 genimm_checked(imm,&armval);
2544 assem_debug("bicvc %s,%s,#%d\n",regname[rt],regname[rs],imm);
2545 output_w32(0x73c00000|rd_rn_rm(rt,rs,0)|armval);
2548 void emit_bichi_imm(int rs,int imm,int rt)
2551 genimm_checked(imm,&armval);
2552 assem_debug("bichi %s,%s,#%d\n",regname[rt],regname[rs],imm);
2553 output_w32(0x83c00000|rd_rn_rm(rt,rs,0)|armval);
2556 void emit_orrvs_imm(int rs,int imm,int rt)
2559 genimm_checked(imm,&armval);
2560 assem_debug("orrvs %s,%s,#%d\n",regname[rt],regname[rs],imm);
2561 output_w32(0x63800000|rd_rn_rm(rt,rs,0)|armval);
2564 void emit_orrne_imm(int rs,int imm,int rt)
2567 genimm_checked(imm,&armval);
2568 assem_debug("orrne %s,%s,#%d\n",regname[rt],regname[rs],imm);
2569 output_w32(0x13800000|rd_rn_rm(rt,rs,0)|armval);
2572 void emit_andne_imm(int rs,int imm,int rt)
2575 genimm_checked(imm,&armval);
2576 assem_debug("andne %s,%s,#%d\n",regname[rt],regname[rs],imm);
2577 output_w32(0x12000000|rd_rn_rm(rt,rs,0)|armval);
2580 void emit_jno_unlikely(int a)
2583 assem_debug("addvc pc,pc,#? (%x)\n",/*a-(int)out-8,*/a);
2584 output_w32(0x72800000|rd_rn_rm(15,15,0));
2587 static void save_regs_all(u_int reglist)
2590 if(!reglist) return;
2591 assem_debug("stmia fp,{");
2594 assem_debug("r%d,",i);
2596 output_w32(0xe88b0000|reglist);
2598 static void restore_regs_all(u_int reglist)
2601 if(!reglist) return;
2602 assem_debug("ldmia fp,{");
2605 assem_debug("r%d,",i);
2607 output_w32(0xe89b0000|reglist);
2609 // Save registers before function call
2610 static void save_regs(u_int reglist)
2612 reglist&=0x100f; // only save the caller-save registers, r0-r3, r12
2613 save_regs_all(reglist);
2615 // Restore registers after function call
2616 static void restore_regs(u_int reglist)
2618 reglist&=0x100f; // only restore the caller-save registers, r0-r3, r12
2619 restore_regs_all(reglist);
2622 // Write back consts using r14 so we don't disturb the other registers
2623 void wb_consts(signed char i_regmap[],uint64_t i_is32,u_int i_dirty,int i)
2626 for(hr=0;hr<HOST_REGS;hr++) {
2627 if(hr!=EXCLUDE_REG&&i_regmap[hr]>=0&&((i_dirty>>hr)&1)) {
2628 if(((regs[i].isconst>>hr)&1)&&i_regmap[hr]>0) {
2629 if(i_regmap[hr]<64 || !((i_is32>>(i_regmap[hr]&63))&1) ) {
2630 int value=constmap[i][hr];
2632 emit_zeroreg(HOST_TEMPREG);
2635 emit_movimm(value,HOST_TEMPREG);
2637 emit_storereg(i_regmap[hr],HOST_TEMPREG);
2639 if((i_is32>>i_regmap[hr])&1) {
2640 if(value!=-1&&value!=0) emit_sarimm(HOST_TEMPREG,31,HOST_TEMPREG);
2641 emit_storereg(i_regmap[hr]|64,HOST_TEMPREG);
2650 /* Stubs/epilogue */
2652 void literal_pool(int n)
2654 if(!literalcount) return;
2656 if((int)out-literals[0][0]<4096-n) return;
2660 for(i=0;i<literalcount;i++)
2662 u_int l_addr=(u_int)out;
2665 if(literals[j][1]==literals[i][1]) {
2666 //printf("dup %08x\n",literals[i][1]);
2667 l_addr=literals[j][0];
2671 ptr=(u_int *)literals[i][0];
2672 u_int offset=l_addr-(u_int)ptr-8;
2673 assert(offset<4096);
2674 assert(!(offset&3));
2676 if(l_addr==(u_int)out) {
2677 literals[i][0]=l_addr; // remember for dupes
2678 output_w32(literals[i][1]);
2684 void literal_pool_jumpover(int n)
2686 if(!literalcount) return;
2688 if((int)out-literals[0][0]<4096-n) return;
2693 set_jump_target(jaddr,(int)out);
2696 emit_extjump2(int addr, int target, int linker)
2698 u_char *ptr=(u_char *)addr;
2699 assert((ptr[3]&0x0e)==0xa);
2700 emit_loadlp(target,0);
2701 emit_loadlp(addr,1);
2702 assert(addr>=BASE_ADDR&&addr<(BASE_ADDR+(1<<TARGET_SIZE_2)));
2703 //assert((target>=0x80000000&&target<0x80800000)||(target>0xA4000000&&target<0xA4001000));
2705 #ifdef DEBUG_CYCLE_COUNT
2706 emit_readword((int)&last_count,ECX);
2707 emit_add(HOST_CCREG,ECX,HOST_CCREG);
2708 emit_readword((int)&next_interupt,ECX);
2709 emit_writeword(HOST_CCREG,(int)&Count);
2710 emit_sub(HOST_CCREG,ECX,HOST_CCREG);
2711 emit_writeword(ECX,(int)&last_count);
2717 emit_extjump(int addr, int target)
2719 emit_extjump2(addr, target, (int)dyna_linker);
2721 emit_extjump_ds(int addr, int target)
2723 emit_extjump2(addr, target, (int)dyna_linker_ds);
2726 // put rt_val into rt, potentially making use of rs with value rs_val
2727 static void emit_movimm_from(u_int rs_val,int rs,u_int rt_val,int rt)
2731 if(genimm(rt_val,&armval)) {
2732 assem_debug("mov %s,#%d\n",regname[rt],rt_val);
2733 output_w32(0xe3a00000|rd_rn_rm(rt,0,0)|armval);
2736 if(genimm(~rt_val,&armval)) {
2737 assem_debug("mvn %s,#%d\n",regname[rt],rt_val);
2738 output_w32(0xe3e00000|rd_rn_rm(rt,0,0)|armval);
2742 if(genimm(diff,&armval)) {
2743 assem_debug("add %s,%s,#%d\n",regname[rt],regname[rs],diff);
2744 output_w32(0xe2800000|rd_rn_rm(rt,rs,0)|armval);
2746 }else if(genimm(-diff,&armval)) {
2747 assem_debug("sub %s,%s,#%d\n",regname[rt],regname[rs],-diff);
2748 output_w32(0xe2400000|rd_rn_rm(rt,rs,0)|armval);
2751 emit_movimm(rt_val,rt);
2754 // return 1 if above function can do it's job cheaply
2755 static int is_similar_value(u_int v1,u_int v2)
2759 if(v1==v2) return 1;
2761 for(xs=diff;xs!=0&&(xs&3)==0;xs>>=2)
2763 if(xs<0x100) return 1;
2764 for(xs=-diff;xs!=0&&(xs&3)==0;xs>>=2)
2766 if(xs<0x100) return 1;
2771 static void pass_args(int a0, int a1)
2775 emit_mov(a0,2); emit_mov(a1,1); emit_mov(2,0);
2777 else if(a0!=0&&a1==0) {
2779 if (a0>=0) emit_mov(a0,0);
2782 if(a0>=0&&a0!=0) emit_mov(a0,0);
2783 if(a1>=0&&a1!=1) emit_mov(a1,1);
2787 static void mov_loadtype_adj(int type,int rs,int rt)
2790 case LOADB_STUB: emit_signextend8(rs,rt); break;
2791 case LOADBU_STUB: emit_andimm(rs,0xff,rt); break;
2792 case LOADH_STUB: emit_signextend16(rs,rt); break;
2793 case LOADHU_STUB: emit_andimm(rs,0xffff,rt); break;
2794 case LOADW_STUB: if(rs!=rt) emit_mov(rs,rt); break;
2800 #include "pcsxmem.h"
2801 #include "pcsxmem_inline.c"
2806 assem_debug("do_readstub %x\n",start+stubs[n][3]*4);
2808 set_jump_target(stubs[n][1],(int)out);
2809 int type=stubs[n][0];
2812 struct regstat *i_regs=(struct regstat *)stubs[n][5];
2813 u_int reglist=stubs[n][7];
2814 signed char *i_regmap=i_regs->regmap;
2815 int addr=get_reg(i_regmap,AGEN1+(i&1));
2818 if(itype[i]==C1LS||itype[i]==C2LS||itype[i]==LOADLR) {
2819 rth=get_reg(i_regmap,FTEMP|64);
2820 rt=get_reg(i_regmap,FTEMP);
2822 rth=get_reg(i_regmap,rt1[i]|64);
2823 rt=get_reg(i_regmap,rt1[i]);
2827 int r,temp=-1,temp2=HOST_TEMPREG,regs_saved=0,restore_jump=0;
2829 for(r=0;r<=12;r++) {
2830 if(((1<<r)&0x13ff)&&((1<<r)®list)==0) {
2841 if((regs_saved||(reglist&2)==0)&&temp!=1&&rs!=1)
2843 emit_readword((int)&mem_rtab,temp);
2844 emit_shrimm(rs,12,temp2);
2845 emit_readword_dualindexedx4(temp,temp2,temp2);
2846 emit_lsls_imm(temp2,1,temp2);
2847 if(itype[i]==C1LS||itype[i]==C2LS||(rt>=0&&rt1[i]!=0)) {
2849 case LOADB_STUB: emit_ldrccsb_dualindexed(temp2,rs,rt); break;
2850 case LOADBU_STUB: emit_ldrccb_dualindexed(temp2,rs,rt); break;
2851 case LOADH_STUB: emit_ldrccsh_dualindexed(temp2,rs,rt); break;
2852 case LOADHU_STUB: emit_ldrcch_dualindexed(temp2,rs,rt); break;
2853 case LOADW_STUB: emit_ldrcc_dualindexed(temp2,rs,rt); break;
2857 restore_jump=(int)out;
2858 emit_jcc(0); // jump to reg restore
2861 emit_jcc(stubs[n][2]); // return address
2866 if(type==LOADB_STUB||type==LOADBU_STUB)
2867 handler=(int)jump_handler_read8;
2868 if(type==LOADH_STUB||type==LOADHU_STUB)
2869 handler=(int)jump_handler_read16;
2870 if(type==LOADW_STUB)
2871 handler=(int)jump_handler_read32;
2873 pass_args(rs,temp2);
2874 int cc=get_reg(i_regmap,CCREG);
2876 emit_loadreg(CCREG,2);
2877 emit_addimm(cc<0?2:cc,CLOCK_ADJUST((int)stubs[n][6]+1),2);
2879 if(itype[i]==C1LS||itype[i]==C2LS||(rt>=0&&rt1[i]!=0)) {
2880 mov_loadtype_adj(type,0,rt);
2883 set_jump_target(restore_jump,(int)out);
2884 restore_regs(reglist);
2885 emit_jmp(stubs[n][2]); // return address
2888 if(addr<0&&itype[i]!=C1LS&&itype[i]!=C2LS&&itype[i]!=LOADLR) addr=get_reg(i_regmap,-1);
2891 if(type==LOADB_STUB||type==LOADBU_STUB)
2892 ftable=(int)readmemb;
2893 if(type==LOADH_STUB||type==LOADHU_STUB)
2894 ftable=(int)readmemh;
2895 if(type==LOADW_STUB)
2896 ftable=(int)readmem;
2898 if(type==LOADD_STUB)
2899 ftable=(int)readmemd;
2902 emit_writeword(rs,(int)&address);
2906 ds=i_regs!=®s[i];
2907 int real_rs=(itype[i]==LOADLR)?-1:get_reg(i_regmap,rs1[i]);
2908 u_int cmask=ds?-1:(0x100f|~i_regs->wasconst);
2909 if(!ds) load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&0x100f,i);
2910 wb_dirtys(i_regs->regmap_entry,i_regs->was32,i_regs->wasdirty&cmask&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs)));
2911 if(!ds) wb_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&~0x100f,i);
2913 emit_shrimm(rs,16,1);
2914 int cc=get_reg(i_regmap,CCREG);
2916 emit_loadreg(CCREG,2);
2918 emit_movimm(ftable,0);
2919 emit_addimm(cc<0?2:cc,2*stubs[n][6]+2,2);
2921 emit_movimm(start+stubs[n][3]*4+(((regs[i].was32>>rs1[i])&1)<<1)+ds,3);
2923 //emit_readword((int)&last_count,temp);
2924 //emit_add(cc,temp,cc);
2925 //emit_writeword(cc,(int)&Count);
2927 emit_call((int)&indirect_jump_indexed);
2929 //emit_readword_dualindexedx4(rs,HOST_TEMPREG,15);
2931 // We really shouldn't need to update the count here,
2932 // but not doing so causes random crashes...
2933 emit_readword((int)&Count,HOST_TEMPREG);
2934 emit_readword((int)&next_interupt,2);
2935 emit_addimm(HOST_TEMPREG,-2*stubs[n][6]-2,HOST_TEMPREG);
2936 emit_writeword(2,(int)&last_count);
2937 emit_sub(HOST_TEMPREG,2,cc<0?HOST_TEMPREG:cc);
2939 emit_storereg(CCREG,HOST_TEMPREG);
2943 restore_regs(reglist);
2944 //if((cc=get_reg(regmap,CCREG))>=0) {
2945 // emit_loadreg(CCREG,cc);
2947 if(itype[i]==C1LS||itype[i]==C2LS||(rt>=0&&rt1[i]!=0)) {
2949 if(type==LOADB_STUB)
2950 emit_movsbl((int)&readmem_dword,rt);
2951 if(type==LOADBU_STUB)
2952 emit_movzbl((int)&readmem_dword,rt);
2953 if(type==LOADH_STUB)
2954 emit_movswl((int)&readmem_dword,rt);
2955 if(type==LOADHU_STUB)
2956 emit_movzwl((int)&readmem_dword,rt);
2957 if(type==LOADW_STUB)
2958 emit_readword((int)&readmem_dword,rt);
2959 if(type==LOADD_STUB) {
2960 emit_readword((int)&readmem_dword,rt);
2961 if(rth>=0) emit_readword(((int)&readmem_dword)+4,rth);
2964 emit_jmp(stubs[n][2]); // return address
2969 // return memhandler, or get directly accessable address and return 0
2970 u_int get_direct_memhandler(void *table,u_int addr,int type,u_int *addr_host)
2973 l1=((u_int *)table)[addr>>12];
2974 if((l1&(1<<31))==0) {
2981 if(type==LOADB_STUB||type==LOADBU_STUB||type==STOREB_STUB)
2982 l2=((u_int *)l1)[0x1000/4 + 0x1000/2 + (addr&0xfff)];
2983 else if(type==LOADH_STUB||type==LOADHU_STUB||type==STOREH_STUB)
2984 l2=((u_int *)l1)[0x1000/4 + (addr&0xfff)/2];
2986 l2=((u_int *)l1)[(addr&0xfff)/4];
2987 if((l2&(1<<31))==0) {
2989 *addr_host=v+(addr&0xfff);
2997 inline_readstub(int type, int i, u_int addr, signed char regmap[], int target, int adj, u_int reglist)
2999 int rs=get_reg(regmap,target);
3000 int rth=get_reg(regmap,target|64);
3001 int rt=get_reg(regmap,target);
3002 if(rs<0) rs=get_reg(regmap,-1);
3005 u_int handler,host_addr=0,is_dynamic,far_call=0;
3006 int cc=get_reg(regmap,CCREG);
3007 if(pcsx_direct_read(type,addr,CLOCK_ADJUST(adj+1),cc,target?rs:-1,rt))
3009 handler=get_direct_memhandler(mem_rtab,addr,type,&host_addr);
3014 emit_movimm_from(addr,rs,host_addr,rs);
3016 case LOADB_STUB: emit_movsbl_indexed(0,rs,rt); break;
3017 case LOADBU_STUB: emit_movzbl_indexed(0,rs,rt); break;
3018 case LOADH_STUB: emit_movswl_indexed(0,rs,rt); break;
3019 case LOADHU_STUB: emit_movzwl_indexed(0,rs,rt); break;
3020 case LOADW_STUB: emit_readword_indexed(0,rs,rt); break;
3025 is_dynamic=pcsxmem_is_handler_dynamic(addr);
3027 if(type==LOADB_STUB||type==LOADBU_STUB)
3028 handler=(int)jump_handler_read8;
3029 if(type==LOADH_STUB||type==LOADHU_STUB)
3030 handler=(int)jump_handler_read16;
3031 if(type==LOADW_STUB)
3032 handler=(int)jump_handler_read32;
3035 // call a memhandler
3040 emit_movimm(addr,0);
3043 int offset=(int)handler-(int)out-8;
3044 if(offset<-33554432||offset>=33554432) {
3045 // unreachable memhandler, a plugin func perhaps
3046 emit_movimm(handler,12);
3050 emit_loadreg(CCREG,2);
3052 emit_movimm(((u_int *)mem_rtab)[addr>>12]<<1,1);
3053 emit_addimm(cc<0?2:cc,CLOCK_ADJUST(adj+1),2);
3056 emit_readword((int)&last_count,3);
3057 emit_addimm(cc<0?2:cc,CLOCK_ADJUST(adj+1),2);
3059 emit_writeword(2,(int)&Count);
3069 case LOADB_STUB: emit_signextend8(0,rt); break;
3070 case LOADBU_STUB: emit_andimm(0,0xff,rt); break;
3071 case LOADH_STUB: emit_signextend16(0,rt); break;
3072 case LOADHU_STUB: emit_andimm(0,0xffff,rt); break;
3073 case LOADW_STUB: if(rt!=0) emit_mov(0,rt); break;
3077 restore_regs(reglist);
3080 if(type==LOADB_STUB||type==LOADBU_STUB)
3081 ftable=(int)readmemb;
3082 if(type==LOADH_STUB||type==LOADHU_STUB)
3083 ftable=(int)readmemh;
3084 if(type==LOADW_STUB)
3085 ftable=(int)readmem;
3087 if(type==LOADD_STUB)
3088 ftable=(int)readmemd;
3092 emit_movimm(addr,rs);
3093 emit_writeword(rs,(int)&address);
3097 if((signed int)addr>=(signed int)0xC0000000) {
3098 // Theoretically we can have a pagefault here, if the TLB has never
3099 // been enabled and the address is outside the range 80000000..BFFFFFFF
3100 // Write out the registers so the pagefault can be handled. This is
3101 // a very rare case and likely represents a bug.
3102 int ds=regmap!=regs[i].regmap;
3103 if(!ds) load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty,i);
3104 if(!ds) wb_dirtys(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty);
3105 else wb_dirtys(branch_regs[i-1].regmap_entry,branch_regs[i-1].was32,branch_regs[i-1].wasdirty);
3108 //emit_shrimm(rs,16,1);
3109 int cc=get_reg(regmap,CCREG);
3111 emit_loadreg(CCREG,2);
3113 //emit_movimm(ftable,0);
3114 emit_movimm(((u_int *)ftable)[addr>>16],0);
3115 //emit_readword((int)&last_count,12);
3116 emit_addimm(cc<0?2:cc,CLOCK_ADJUST(adj+1),2);
3118 if((signed int)addr>=(signed int)0xC0000000) {
3119 // Pagefault address
3120 int ds=regmap!=regs[i].regmap;
3121 emit_movimm(start+i*4+(((regs[i].was32>>rs1[i])&1)<<1)+ds,3);
3125 //emit_writeword(2,(int)&Count);
3126 //emit_call(((u_int *)ftable)[addr>>16]);
3127 emit_call((int)&indirect_jump);
3129 // We really shouldn't need to update the count here,
3130 // but not doing so causes random crashes...
3131 emit_readword((int)&Count,HOST_TEMPREG);
3132 emit_readword((int)&next_interupt,2);
3133 emit_addimm(HOST_TEMPREG,-CLOCK_ADJUST(adj+1),HOST_TEMPREG);
3134 emit_writeword(2,(int)&last_count);
3135 emit_sub(HOST_TEMPREG,2,cc<0?HOST_TEMPREG:cc);
3137 emit_storereg(CCREG,HOST_TEMPREG);
3141 restore_regs(reglist);
3143 if(type==LOADB_STUB)
3144 emit_movsbl((int)&readmem_dword,rt);
3145 if(type==LOADBU_STUB)
3146 emit_movzbl((int)&readmem_dword,rt);
3147 if(type==LOADH_STUB)
3148 emit_movswl((int)&readmem_dword,rt);
3149 if(type==LOADHU_STUB)
3150 emit_movzwl((int)&readmem_dword,rt);
3151 if(type==LOADW_STUB)
3152 emit_readword((int)&readmem_dword,rt);
3153 if(type==LOADD_STUB) {
3154 emit_readword((int)&readmem_dword,rt);
3155 if(rth>=0) emit_readword(((int)&readmem_dword)+4,rth);
3163 assem_debug("do_writestub %x\n",start+stubs[n][3]*4);
3165 set_jump_target(stubs[n][1],(int)out);
3166 int type=stubs[n][0];
3169 struct regstat *i_regs=(struct regstat *)stubs[n][5];
3170 u_int reglist=stubs[n][7];
3171 signed char *i_regmap=i_regs->regmap;
3172 int addr=get_reg(i_regmap,AGEN1+(i&1));
3175 if(itype[i]==C1LS||itype[i]==C2LS) {
3176 rth=get_reg(i_regmap,FTEMP|64);
3177 rt=get_reg(i_regmap,r=FTEMP);
3179 rth=get_reg(i_regmap,rs2[i]|64);
3180 rt=get_reg(i_regmap,r=rs2[i]);
3185 int rtmp,temp=-1,temp2=HOST_TEMPREG,regs_saved=0,restore_jump=0,ra;
3186 int reglist2=reglist|(1<<rs)|(1<<rt);
3187 for(rtmp=0;rtmp<=12;rtmp++) {
3188 if(((1<<rtmp)&0x13ff)&&((1<<rtmp)®list2)==0) {
3195 for(rtmp=0;rtmp<=3;rtmp++)
3196 if(rtmp!=rs&&rtmp!=rt)
3199 if((regs_saved||(reglist2&8)==0)&&temp!=3&&rs!=3&&rt!=3)
3201 emit_readword((int)&mem_wtab,temp);
3202 emit_shrimm(rs,12,temp2);
3203 emit_readword_dualindexedx4(temp,temp2,temp2);
3204 emit_lsls_imm(temp2,1,temp2);
3206 case STOREB_STUB: emit_strccb_dualindexed(temp2,rs,rt); break;
3207 case STOREH_STUB: emit_strcch_dualindexed(temp2,rs,rt); break;
3208 case STOREW_STUB: emit_strcc_dualindexed(temp2,rs,rt); break;
3212 restore_jump=(int)out;
3213 emit_jcc(0); // jump to reg restore
3216 emit_jcc(stubs[n][2]); // return address (invcode check)
3222 case STOREB_STUB: handler=(int)jump_handler_write8; break;
3223 case STOREH_STUB: handler=(int)jump_handler_write16; break;
3224 case STOREW_STUB: handler=(int)jump_handler_write32; break;
3230 int cc=get_reg(i_regmap,CCREG);
3232 emit_loadreg(CCREG,2);
3233 emit_addimm(cc<0?2:cc,CLOCK_ADJUST((int)stubs[n][6]+1),2);
3234 // returns new cycle_count
3236 emit_addimm(0,-CLOCK_ADJUST((int)stubs[n][6]+1),cc<0?2:cc);
3238 emit_storereg(CCREG,2);
3240 set_jump_target(restore_jump,(int)out);
3241 restore_regs(reglist);
3245 if(addr<0) addr=get_reg(i_regmap,-1);
3248 if(type==STOREB_STUB)
3249 ftable=(int)writememb;
3250 if(type==STOREH_STUB)
3251 ftable=(int)writememh;
3252 if(type==STOREW_STUB)
3253 ftable=(int)writemem;
3255 if(type==STORED_STUB)
3256 ftable=(int)writememd;
3259 emit_writeword(rs,(int)&address);
3260 //emit_shrimm(rs,16,rs);
3261 //emit_movmem_indexedx4(ftable,rs,rs);
3262 if(type==STOREB_STUB)
3263 emit_writebyte(rt,(int)&byte);
3264 if(type==STOREH_STUB)
3265 emit_writehword(rt,(int)&hword);
3266 if(type==STOREW_STUB)
3267 emit_writeword(rt,(int)&word);
3268 if(type==STORED_STUB) {
3270 emit_writeword(rt,(int)&dword);
3271 emit_writeword(r?rth:rt,(int)&dword+4);
3273 printf("STORED_STUB\n");
3279 ds=i_regs!=®s[i];
3280 int real_rs=get_reg(i_regmap,rs1[i]);
3281 u_int cmask=ds?-1:(0x100f|~i_regs->wasconst);
3282 if(!ds) load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&0x100f,i);
3283 wb_dirtys(i_regs->regmap_entry,i_regs->was32,i_regs->wasdirty&cmask&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs)));
3284 if(!ds) wb_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&~0x100f,i);
3286 emit_shrimm(rs,16,1);
3287 int cc=get_reg(i_regmap,CCREG);
3289 emit_loadreg(CCREG,2);
3291 emit_movimm(ftable,0);
3292 emit_addimm(cc<0?2:cc,2*stubs[n][6]+2,2);
3294 emit_movimm(start+stubs[n][3]*4+(((regs[i].was32>>rs1[i])&1)<<1)+ds,3);
3296 //emit_readword((int)&last_count,temp);
3297 //emit_addimm(cc,2*stubs[n][5]+2,cc);
3298 //emit_add(cc,temp,cc);
3299 //emit_writeword(cc,(int)&Count);
3300 emit_call((int)&indirect_jump_indexed);
3302 emit_readword((int)&Count,HOST_TEMPREG);
3303 emit_readword((int)&next_interupt,2);
3304 emit_addimm(HOST_TEMPREG,-2*stubs[n][6]-2,HOST_TEMPREG);
3305 emit_writeword(2,(int)&last_count);
3306 emit_sub(HOST_TEMPREG,2,cc<0?HOST_TEMPREG:cc);
3308 emit_storereg(CCREG,HOST_TEMPREG);
3311 restore_regs(reglist);
3312 //if((cc=get_reg(regmap,CCREG))>=0) {
3313 // emit_loadreg(CCREG,cc);
3315 emit_jmp(stubs[n][2]); // return address
3319 inline_writestub(int type, int i, u_int addr, signed char regmap[], int target, int adj, u_int reglist)
3321 int rs=get_reg(regmap,-1);
3322 int rth=get_reg(regmap,target|64);
3323 int rt=get_reg(regmap,target);
3327 u_int handler,host_addr=0;
3328 handler=get_direct_memhandler(mem_wtab,addr,type,&host_addr);
3331 emit_movimm_from(addr,rs,host_addr,rs);
3333 case STOREB_STUB: emit_writebyte_indexed(rt,0,rs); break;
3334 case STOREH_STUB: emit_writehword_indexed(rt,0,rs); break;
3335 case STOREW_STUB: emit_writeword_indexed(rt,0,rs); break;
3341 // call a memhandler
3344 int cc=get_reg(regmap,CCREG);
3346 emit_loadreg(CCREG,2);
3347 emit_addimm(cc<0?2:cc,CLOCK_ADJUST(adj+1),2);
3348 emit_movimm(handler,3);
3349 // returns new cycle_count
3350 emit_call((int)jump_handler_write_h);
3351 emit_addimm(0,-CLOCK_ADJUST(adj+1),cc<0?2:cc);
3353 emit_storereg(CCREG,2);
3354 restore_regs(reglist);
3357 if(type==STOREB_STUB)
3358 ftable=(int)writememb;
3359 if(type==STOREH_STUB)
3360 ftable=(int)writememh;
3361 if(type==STOREW_STUB)
3362 ftable=(int)writemem;
3364 if(type==STORED_STUB)
3365 ftable=(int)writememd;
3368 emit_writeword(rs,(int)&address);
3369 //emit_shrimm(rs,16,rs);
3370 //emit_movmem_indexedx4(ftable,rs,rs);
3371 if(type==STOREB_STUB)
3372 emit_writebyte(rt,(int)&byte);
3373 if(type==STOREH_STUB)
3374 emit_writehword(rt,(int)&hword);
3375 if(type==STOREW_STUB)
3376 emit_writeword(rt,(int)&word);
3377 if(type==STORED_STUB) {
3379 emit_writeword(rt,(int)&dword);
3380 emit_writeword(target?rth:rt,(int)&dword+4);
3382 printf("STORED_STUB\n");
3388 // rearmed note: load_all_consts prevents BIOS boot, some bug?
3389 if((signed int)addr>=(signed int)0xC0000000) {
3390 // Theoretically we can have a pagefault here, if the TLB has never
3391 // been enabled and the address is outside the range 80000000..BFFFFFFF
3392 // Write out the registers so the pagefault can be handled. This is
3393 // a very rare case and likely represents a bug.
3394 int ds=regmap!=regs[i].regmap;
3395 if(!ds) load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty,i);
3396 if(!ds) wb_dirtys(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty);
3397 else wb_dirtys(branch_regs[i-1].regmap_entry,branch_regs[i-1].was32,branch_regs[i-1].wasdirty);
3400 //emit_shrimm(rs,16,1);
3401 int cc=get_reg(regmap,CCREG);
3403 emit_loadreg(CCREG,2);
3405 //emit_movimm(ftable,0);
3406 emit_movimm(((u_int *)ftable)[addr>>16],0);
3407 //emit_readword((int)&last_count,12);
3408 emit_addimm(cc<0?2:cc,CLOCK_ADJUST(adj+1),2);
3410 if((signed int)addr>=(signed int)0xC0000000) {
3411 // Pagefault address
3412 int ds=regmap!=regs[i].regmap;
3413 emit_movimm(start+i*4+(((regs[i].was32>>rs1[i])&1)<<1)+ds,3);
3417 //emit_writeword(2,(int)&Count);
3418 //emit_call(((u_int *)ftable)[addr>>16]);
3419 emit_call((int)&indirect_jump);
3420 emit_readword((int)&Count,HOST_TEMPREG);
3421 emit_readword((int)&next_interupt,2);
3422 emit_addimm(HOST_TEMPREG,-CLOCK_ADJUST(adj+1),HOST_TEMPREG);
3423 emit_writeword(2,(int)&last_count);
3424 emit_sub(HOST_TEMPREG,2,cc<0?HOST_TEMPREG:cc);
3426 emit_storereg(CCREG,HOST_TEMPREG);
3429 restore_regs(reglist);
3433 do_unalignedwritestub(int n)
3435 assem_debug("do_unalignedwritestub %x\n",start+stubs[n][3]*4);
3437 set_jump_target(stubs[n][1],(int)out);
3440 struct regstat *i_regs=(struct regstat *)stubs[n][4];
3441 int addr=stubs[n][5];
3442 u_int reglist=stubs[n][7];
3443 signed char *i_regmap=i_regs->regmap;
3444 int temp2=get_reg(i_regmap,FTEMP);
3447 rt=get_reg(i_regmap,rs2[i]);
3450 assert(opcode[i]==0x2a||opcode[i]==0x2e); // SWL/SWR only implemented
3452 reglist&=~(1<<temp2);
3455 // don't bother with it and call write handler
3458 int cc=get_reg(i_regmap,CCREG);
3460 emit_loadreg(CCREG,2);
3461 emit_addimm(cc<0?2:cc,CLOCK_ADJUST((int)stubs[n][6]+1),2);
3462 emit_call((int)(opcode[i]==0x2a?jump_handle_swl:jump_handle_swr));
3463 emit_addimm(0,-CLOCK_ADJUST((int)stubs[n][6]+1),cc<0?2:cc);
3465 emit_storereg(CCREG,2);
3466 restore_regs(reglist);
3467 emit_jmp(stubs[n][2]); // return address
3469 emit_andimm(addr,0xfffffffc,temp2);
3470 emit_writeword(temp2,(int)&address);
3474 ds=i_regs!=®s[i];
3475 real_rs=get_reg(i_regmap,rs1[i]);
3476 u_int cmask=ds?-1:(0x100f|~i_regs->wasconst);
3477 if(!ds) load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&0x100f,i);
3478 wb_dirtys(i_regs->regmap_entry,i_regs->was32,i_regs->wasdirty&cmask&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs)));
3479 if(!ds) wb_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty&~(1<<addr)&(real_rs<0?-1:~(1<<real_rs))&~0x100f,i);
3481 emit_shrimm(addr,16,1);
3482 int cc=get_reg(i_regmap,CCREG);
3484 emit_loadreg(CCREG,2);
3486 emit_movimm((u_int)readmem,0);
3487 emit_addimm(cc<0?2:cc,2*stubs[n][6]+2,2);
3489 // pagefault address
3490 emit_movimm(start+stubs[n][3]*4+(((regs[i].was32>>rs1[i])&1)<<1)+ds,3);
3492 emit_call((int)&indirect_jump_indexed);
3493 restore_regs(reglist);
3495 emit_readword((int)&readmem_dword,temp2);
3496 int temp=addr; //hmh
3497 emit_shlimm(addr,3,temp);
3498 emit_andimm(temp,24,temp);
3499 #ifdef BIG_ENDIAN_MIPS
3500 if (opcode[i]==0x2e) // SWR
3502 if (opcode[i]==0x2a) // SWL
3504 emit_xorimm(temp,24,temp);
3505 emit_movimm(-1,HOST_TEMPREG);
3506 if (opcode[i]==0x2a) { // SWL
3507 emit_bic_lsr(temp2,HOST_TEMPREG,temp,temp2);
3508 emit_orrshr(rt,temp,temp2);
3510 emit_bic_lsl(temp2,HOST_TEMPREG,temp,temp2);
3511 emit_orrshl(rt,temp,temp2);
3513 emit_readword((int)&address,addr);
3514 emit_writeword(temp2,(int)&word);
3515 //save_regs(reglist); // don't need to, no state changes
3516 emit_shrimm(addr,16,1);
3517 emit_movimm((u_int)writemem,0);
3518 //emit_call((int)&indirect_jump_indexed);
3520 emit_readword_dualindexedx4(0,1,15);
3521 emit_readword((int)&Count,HOST_TEMPREG);
3522 emit_readword((int)&next_interupt,2);
3523 emit_addimm(HOST_TEMPREG,-2*stubs[n][6]-2,HOST_TEMPREG);
3524 emit_writeword(2,(int)&last_count);
3525 emit_sub(HOST_TEMPREG,2,cc<0?HOST_TEMPREG:cc);
3527 emit_storereg(CCREG,HOST_TEMPREG);
3529 restore_regs(reglist);
3530 emit_jmp(stubs[n][2]); // return address
3534 void printregs(int edi,int esi,int ebp,int esp,int b,int d,int c,int a)
3536 printf("regs: %x %x %x %x %x %x %x (%x)\n",a,b,c,d,ebp,esi,edi,(&edi)[-1]);
3542 u_int reglist=stubs[n][3];
3543 set_jump_target(stubs[n][1],(int)out);
3545 if(stubs[n][4]!=0) emit_mov(stubs[n][4],0);
3546 emit_call((int)&invalidate_addr);
3547 restore_regs(reglist);
3548 emit_jmp(stubs[n][2]); // return address
3551 int do_dirty_stub(int i)
3553 assem_debug("do_dirty_stub %x\n",start+i*4);
3554 u_int addr=(int)start<(int)0xC0000000?(u_int)source:(u_int)start;
3558 // Careful about the code output here, verify_dirty needs to parse it.
3560 emit_loadlp(addr,1);
3561 emit_loadlp((int)copy,2);
3562 emit_loadlp(slen*4,3);
3564 emit_movw(addr&0x0000FFFF,1);
3565 emit_movw(((u_int)copy)&0x0000FFFF,2);
3566 emit_movt(addr&0xFFFF0000,1);
3567 emit_movt(((u_int)copy)&0xFFFF0000,2);
3568 emit_movw(slen*4,3);
3570 emit_movimm(start+i*4,0);
3571 emit_call((int)start<(int)0xC0000000?(int)&verify_code:(int)&verify_code_vm);
3574 if(entry==(int)out) entry=instr_addr[i];
3575 emit_jmp(instr_addr[i]);
3579 void do_dirty_stub_ds()
3581 // Careful about the code output here, verify_dirty needs to parse it.
3583 emit_loadlp((int)start<(int)0xC0000000?(int)source:(int)start,1);
3584 emit_loadlp((int)copy,2);
3585 emit_loadlp(slen*4,3);
3587 emit_movw(((int)start<(int)0xC0000000?(u_int)source:(u_int)start)&0x0000FFFF,1);
3588 emit_movw(((u_int)copy)&0x0000FFFF,2);
3589 emit_movt(((int)start<(int)0xC0000000?(u_int)source:(u_int)start)&0xFFFF0000,1);
3590 emit_movt(((u_int)copy)&0xFFFF0000,2);
3591 emit_movw(slen*4,3);
3593 emit_movimm(start+1,0);
3594 emit_call((int)&verify_code_ds);
3600 assem_debug("do_cop1stub %x\n",start+stubs[n][3]*4);
3601 set_jump_target(stubs[n][1],(int)out);
3603 // int rs=stubs[n][4];
3604 struct regstat *i_regs=(struct regstat *)stubs[n][5];
3607 load_all_consts(regs[i].regmap_entry,regs[i].was32,regs[i].wasdirty,i);
3608 //if(i_regs!=®s[i]) printf("oops: regs[i]=%x i_regs=%x",(int)®s[i],(int)i_regs);
3610 //else {printf("fp exception in delay slot\n");}
3611 wb_dirtys(i_regs->regmap_entry,i_regs->was32,i_regs->wasdirty);
3612 if(regs[i].regmap_entry[HOST_CCREG]!=CCREG) emit_loadreg(CCREG,HOST_CCREG);
3613 emit_movimm(start+(i-ds)*4,EAX); // Get PC
3614 emit_addimm(HOST_CCREG,CLOCK_ADJUST(ccadj[i]),HOST_CCREG); // CHECK: is this right? There should probably be an extra cycle...
3615 emit_jmp(ds?(int)fp_exception_ds:(int)fp_exception);
3622 int do_tlb_r(int s,int ar,int map,int x,int a,int shift,int c,u_int addr)
3625 if((signed int)addr>=(signed int)0xC0000000) {
3626 // address_generation already loaded the const
3627 emit_readword_dualindexedx4(FP,map,map);
3630 return -1; // No mapping
3634 emit_movimm(((int)memory_map-(int)&dynarec_local)>>2,map);
3635 emit_addsr12(map,s,map);
3636 // Schedule this while we wait on the load
3637 //if(x) emit_xorimm(s,x,ar);
3638 if(shift>=0) emit_shlimm(s,3,shift);
3639 if(~a) emit_andimm(s,a,ar);
3640 emit_readword_dualindexedx4(FP,map,map);
3644 int do_tlb_r_branch(int map, int c, u_int addr, int *jaddr)
3646 if(!c||(signed int)addr>=(signed int)0xC0000000) {
3654 int gen_tlb_addr_r(int ar, int map) {
3656 assem_debug("add %s,%s,%s lsl #2\n",regname[ar],regname[ar],regname[map]);
3657 output_w32(0xe0800100|rd_rn_rm(ar,ar,map));
3661 int do_tlb_w(int s,int ar,int map,int x,int c,u_int addr)
3664 if(addr<0x80800000||addr>=0xC0000000) {
3665 // address_generation already loaded the const
3666 emit_readword_dualindexedx4(FP,map,map);
3669 return -1; // No mapping
3673 emit_movimm(((int)memory_map-(int)&dynarec_local)>>2,map);
3674 emit_addsr12(map,s,map);
3675 // Schedule this while we wait on the load
3676 //if(x) emit_xorimm(s,x,ar);
3677 emit_readword_dualindexedx4(FP,map,map);
3681 int do_tlb_w_branch(int map, int c, u_int addr, int *jaddr)
3683 if(!c||addr<0x80800000||addr>=0xC0000000) {
3684 emit_testimm(map,0x40000000);
3690 int gen_tlb_addr_w(int ar, int map) {
3692 assem_debug("add %s,%s,%s lsl #2\n",regname[ar],regname[ar],regname[map]);
3693 output_w32(0xe0800100|rd_rn_rm(ar,ar,map));
3697 // Generate the address of the memory_map entry, relative to dynarec_local
3698 generate_map_const(u_int addr,int reg) {
3699 //printf("generate_map_const(%x,%s)\n",addr,regname[reg]);
3700 emit_movimm((addr>>12)+(((u_int)memory_map-(u_int)&dynarec_local)>>2),reg);
3705 static int do_tlb_r() { return 0; }
3706 static int do_tlb_r_branch() { return 0; }
3707 static int gen_tlb_addr_r() { return 0; }
3708 static int do_tlb_w() { return 0; }
3709 static int do_tlb_w_branch() { return 0; }
3710 static int gen_tlb_addr_w() { return 0; }
3712 #endif // DISABLE_TLB
3716 void shift_assemble_arm(int i,struct regstat *i_regs)
3719 if(opcode2[i]<=0x07) // SLLV/SRLV/SRAV
3721 signed char s,t,shift;
3722 t=get_reg(i_regs->regmap,rt1[i]);
3723 s=get_reg(i_regs->regmap,rs1[i]);
3724 shift=get_reg(i_regs->regmap,rs2[i]);
3733 if(s!=t) emit_mov(s,t);
3737 emit_andimm(shift,31,HOST_TEMPREG);
3738 if(opcode2[i]==4) // SLLV
3740 emit_shl(s,HOST_TEMPREG,t);
3742 if(opcode2[i]==6) // SRLV
3744 emit_shr(s,HOST_TEMPREG,t);
3746 if(opcode2[i]==7) // SRAV
3748 emit_sar(s,HOST_TEMPREG,t);
3752 } else { // DSLLV/DSRLV/DSRAV
3753 signed char sh,sl,th,tl,shift;
3754 th=get_reg(i_regs->regmap,rt1[i]|64);
3755 tl=get_reg(i_regs->regmap,rt1[i]);
3756 sh=get_reg(i_regs->regmap,rs1[i]|64);
3757 sl=get_reg(i_regs->regmap,rs1[i]);
3758 shift=get_reg(i_regs->regmap,rs2[i]);
3763 if(th>=0) emit_zeroreg(th);
3768 if(sl!=tl) emit_mov(sl,tl);
3769 if(th>=0&&sh!=th) emit_mov(sh,th);
3773 // FIXME: What if shift==tl ?
3775 int temp=get_reg(i_regs->regmap,-1);
3777 if(th<0&&opcode2[i]!=0x14) {th=temp;} // DSLLV doesn't need a temporary register
3780 emit_andimm(shift,31,HOST_TEMPREG);
3781 if(opcode2[i]==0x14) // DSLLV
3783 if(th>=0) emit_shl(sh,HOST_TEMPREG,th);
3784 emit_rsbimm(HOST_TEMPREG,32,HOST_TEMPREG);
3785 emit_orrshr(sl,HOST_TEMPREG,th);
3786 emit_andimm(shift,31,HOST_TEMPREG);
3787 emit_testimm(shift,32);
3788 emit_shl(sl,HOST_TEMPREG,tl);
3789 if(th>=0) emit_cmovne_reg(tl,th);
3790 emit_cmovne_imm(0,tl);
3792 if(opcode2[i]==0x16) // DSRLV
3795 emit_shr(sl,HOST_TEMPREG,tl);
3796 emit_rsbimm(HOST_TEMPREG,32,HOST_TEMPREG);
3797 emit_orrshl(sh,HOST_TEMPREG,tl);
3798 emit_andimm(shift,31,HOST_TEMPREG);
3799 emit_testimm(shift,32);
3800 emit_shr(sh,HOST_TEMPREG,th);
3801 emit_cmovne_reg(th,tl);
3802 if(real_th>=0) emit_cmovne_imm(0,th);
3804 if(opcode2[i]==0x17) // DSRAV
3807 emit_shr(sl,HOST_TEMPREG,tl);
3808 emit_rsbimm(HOST_TEMPREG,32,HOST_TEMPREG);
3811 emit_sarimm(th,31,temp);
3813 emit_orrshl(sh,HOST_TEMPREG,tl);
3814 emit_andimm(shift,31,HOST_TEMPREG);
3815 emit_testimm(shift,32);
3816 emit_sar(sh,HOST_TEMPREG,th);
3817 emit_cmovne_reg(th,tl);
3818 if(real_th>=0) emit_cmovne_reg(temp,th);
3827 static void speculate_mov(int rs,int rt)
3830 smrv_strong_next|=1<<rt;
3835 static void speculate_mov_weak(int rs,int rt)
3838 smrv_weak_next|=1<<rt;
3843 static void speculate_register_values(int i)
3846 memcpy(smrv,psxRegs.GPR.r,sizeof(smrv));
3847 // gp,sp are likely to stay the same throughout the block
3848 smrv_strong_next=(1<<28)|(1<<29)|(1<<30);
3849 smrv_weak_next=~smrv_strong_next;
3850 //printf(" llr %08x\n", smrv[4]);
3852 smrv_strong=smrv_strong_next;
3853 smrv_weak=smrv_weak_next;
3856 if ((smrv_strong>>rs1[i])&1) speculate_mov(rs1[i],rt1[i]);
3857 else if((smrv_strong>>rs2[i])&1) speculate_mov(rs2[i],rt1[i]);
3858 else if((smrv_weak>>rs1[i])&1) speculate_mov_weak(rs1[i],rt1[i]);
3859 else if((smrv_weak>>rs2[i])&1) speculate_mov_weak(rs2[i],rt1[i]);
3861 smrv_strong_next&=~(1<<rt1[i]);
3862 smrv_weak_next&=~(1<<rt1[i]);
3866 smrv_strong_next&=~(1<<rt1[i]);
3867 smrv_weak_next&=~(1<<rt1[i]);
3870 if(rt1[i]&&is_const(®s[i],rt1[i])) {
3871 int value,hr=get_reg(regs[i].regmap,rt1[i]);
3873 if(get_final_value(hr,i,&value))
3875 else smrv[rt1[i]]=constmap[i][hr];
3876 smrv_strong_next|=1<<rt1[i];
3880 if ((smrv_strong>>rs1[i])&1) speculate_mov(rs1[i],rt1[i]);
3881 else if((smrv_weak>>rs1[i])&1) speculate_mov_weak(rs1[i],rt1[i]);
3885 if(start<0x2000&&(rt1[i]==26||(smrv[rt1[i]]>>24)==0xa0)) {
3886 // special case for BIOS
3887 smrv[rt1[i]]=0xa0000000;
3888 smrv_strong_next|=1<<rt1[i];
3895 smrv_strong_next&=~(1<<rt1[i]);
3896 smrv_weak_next&=~(1<<rt1[i]);
3900 if(opcode2[i]==0||opcode2[i]==2) { // MFC/CFC
3901 smrv_strong_next&=~(1<<rt1[i]);
3902 smrv_weak_next&=~(1<<rt1[i]);
3906 if (opcode[i]==0x32) { // LWC2
3907 smrv_strong_next&=~(1<<rt1[i]);
3908 smrv_weak_next&=~(1<<rt1[i]);
3914 printf("x %08x %08x %d %d c %08x %08x\n",smrv[r],start+i*4,
3915 ((smrv_strong>>r)&1),(smrv_weak>>r)&1,regs[i].isconst,regs[i].wasconst);
3927 static int get_ptr_mem_type(u_int a)
3929 if(a < 0x00200000) {
3930 if(a<0x1000&&((start>>20)==0xbfc||(start>>24)==0xa0))
3931 // return wrong, must use memhandler for BIOS self-test to pass
3932 // 007 does similar stuff from a00 mirror, weird stuff
3936 if(0x1f800000 <= a && a < 0x1f801000)
3938 if(0x80200000 <= a && a < 0x80800000)
3940 if(0xa0000000 <= a && a < 0xa0200000)
3946 static int emit_fastpath_cmp_jump(int i,int addr,int *addr_reg_override)
3952 if(((smrv_strong|smrv_weak)>>mr)&1) {
3953 type=get_ptr_mem_type(smrv[mr]);
3954 //printf("set %08x @%08x r%d %d\n", smrv[mr], start+i*4, mr, type);
3957 // use the mirror we are running on
3958 type=get_ptr_mem_type(start);
3959 //printf("set nospec @%08x r%d %d\n", start+i*4, mr, type);
3962 if(type==MTYPE_8020) { // RAM 80200000+ mirror
3963 emit_andimm(addr,~0x00e00000,HOST_TEMPREG);
3964 addr=*addr_reg_override=HOST_TEMPREG;
3967 else if(type==MTYPE_0000) { // RAM 0 mirror
3968 emit_orimm(addr,0x80000000,HOST_TEMPREG);
3969 addr=*addr_reg_override=HOST_TEMPREG;
3972 else if(type==MTYPE_A000) { // RAM A mirror
3973 emit_andimm(addr,~0x20000000,HOST_TEMPREG);
3974 addr=*addr_reg_override=HOST_TEMPREG;
3977 else if(type==MTYPE_1F80) { // scratchpad
3978 emit_addimm(addr,-0x1f800000,HOST_TEMPREG);
3979 emit_cmpimm(HOST_TEMPREG,0x1000);
3987 emit_cmpimm(addr,RAM_SIZE);
3989 #ifdef CORTEX_A8_BRANCH_PREDICTION_HACK
3990 // Hint to branch predictor that the branch is unlikely to be taken
3992 emit_jno_unlikely(0);
4001 #define shift_assemble shift_assemble_arm
4003 void loadlr_assemble_arm(int i,struct regstat *i_regs)
4005 int s,th,tl,temp,temp2,addr,map=-1;
4008 int memtarget=0,c=0;
4009 int fastload_reg_override=0;
4011 th=get_reg(i_regs->regmap,rt1[i]|64);
4012 tl=get_reg(i_regs->regmap,rt1[i]);
4013 s=get_reg(i_regs->regmap,rs1[i]);
4014 temp=get_reg(i_regs->regmap,-1);
4015 temp2=get_reg(i_regs->regmap,FTEMP);
4016 addr=get_reg(i_regs->regmap,AGEN1+(i&1));
4019 for(hr=0;hr<HOST_REGS;hr++) {
4020 if(i_regs->regmap[hr]>=0) reglist|=1<<hr;
4023 if(offset||s<0||c) addr=temp2;
4026 c=(i_regs->wasconst>>s)&1;
4028 memtarget=((signed int)(constmap[i][s]+offset))<(signed int)0x80000000+RAM_SIZE;
4029 if(using_tlb&&((signed int)(constmap[i][s]+offset))>=(signed int)0xC0000000) memtarget=1;
4035 map=get_reg(i_regs->regmap,ROREG);
4036 if(map<0) emit_loadreg(ROREG,map=HOST_TEMPREG);
4038 emit_shlimm(addr,3,temp);
4039 if (opcode[i]==0x22||opcode[i]==0x26) {
4040 emit_andimm(addr,0xFFFFFFFC,temp2); // LWL/LWR
4042 emit_andimm(addr,0xFFFFFFF8,temp2); // LDL/LDR
4044 jaddr=emit_fastpath_cmp_jump(i,temp2,&fastload_reg_override);
4047 if (opcode[i]==0x22||opcode[i]==0x26) {
4048 emit_movimm(((constmap[i][s]+offset)<<3)&24,temp); // LWL/LWR
4050 emit_movimm(((constmap[i][s]+offset)<<3)&56,temp); // LDL/LDR
4057 }else if (opcode[i]==0x22||opcode[i]==0x26) {
4058 a=0xFFFFFFFC; // LWL/LWR
4060 a=0xFFFFFFF8; // LDL/LDR
4062 map=get_reg(i_regs->regmap,TLREG);
4065 map=do_tlb_r(addr,temp2,map,0,a,c?-1:temp,c,constmap[i][s]+offset);
4067 if (opcode[i]==0x22||opcode[i]==0x26) {
4068 emit_movimm(((constmap[i][s]+offset)<<3)&24,temp); // LWL/LWR
4070 emit_movimm(((constmap[i][s]+offset)<<3)&56,temp); // LDL/LDR
4073 do_tlb_r_branch(map,c,constmap[i][s]+offset,&jaddr);
4075 if (opcode[i]==0x22||opcode[i]==0x26) { // LWL/LWR
4078 if(fastload_reg_override) a=fastload_reg_override;
4079 //emit_readword_indexed((int)rdram-0x80000000,temp2,temp2);
4080 emit_readword_indexed_tlb(0,a,map,temp2);
4081 if(jaddr) add_stub(LOADW_STUB,jaddr,(int)out,i,temp2,(int)i_regs,ccadj[i],reglist);
4084 inline_readstub(LOADW_STUB,i,(constmap[i][s]+offset)&0xFFFFFFFC,i_regs->regmap,FTEMP,ccadj[i],reglist);
4087 emit_andimm(temp,24,temp);
4088 #ifdef BIG_ENDIAN_MIPS
4089 if (opcode[i]==0x26) // LWR
4091 if (opcode[i]==0x22) // LWL
4093 emit_xorimm(temp,24,temp);
4094 emit_movimm(-1,HOST_TEMPREG);
4095 if (opcode[i]==0x26) {
4096 emit_shr(temp2,temp,temp2);
4097 emit_bic_lsr(tl,HOST_TEMPREG,temp,tl);
4099 emit_shl(temp2,temp,temp2);
4100 emit_bic_lsl(tl,HOST_TEMPREG,temp,tl);
4102 emit_or(temp2,tl,tl);
4104 //emit_storereg(rt1[i],tl); // DEBUG
4106 if (opcode[i]==0x1A||opcode[i]==0x1B) { // LDL/LDR
4107 // FIXME: little endian, fastload_reg_override
4108 int temp2h=get_reg(i_regs->regmap,FTEMP|64);
4110 //if(th>=0) emit_readword_indexed((int)rdram-0x80000000,temp2,temp2h);
4111 //emit_readword_indexed((int)rdram-0x7FFFFFFC,temp2,temp2);
4112 emit_readdword_indexed_tlb(0,temp2,map,temp2h,temp2);
4113 if(jaddr) add_stub(LOADD_STUB,jaddr,(int)out,i,temp2,(int)i_regs,ccadj[i],reglist);
4116 inline_readstub(LOADD_STUB,i,(constmap[i][s]+offset)&0xFFFFFFF8,i_regs->regmap,FTEMP,ccadj[i],reglist);
4120 emit_testimm(temp,32);
4121 emit_andimm(temp,24,temp);
4122 if (opcode[i]==0x1A) { // LDL
4123 emit_rsbimm(temp,32,HOST_TEMPREG);
4124 emit_shl(temp2h,temp,temp2h);
4125 emit_orrshr(temp2,HOST_TEMPREG,temp2h);
4126 emit_movimm(-1,HOST_TEMPREG);
4127 emit_shl(temp2,temp,temp2);
4128 emit_cmove_reg(temp2h,th);
4129 emit_biceq_lsl(tl,HOST_TEMPREG,temp,tl);
4130 emit_bicne_lsl(th,HOST_TEMPREG,temp,th);
4131 emit_orreq(temp2,tl,tl);
4132 emit_orrne(temp2,th,th);
4134 if (opcode[i]==0x1B) { // LDR
4135 emit_xorimm(temp,24,temp);
4136 emit_rsbimm(temp,32,HOST_TEMPREG);
4137 emit_shr(temp2,temp,temp2);
4138 emit_orrshl(temp2h,HOST_TEMPREG,temp2);
4139 emit_movimm(-1,HOST_TEMPREG);
4140 emit_shr(temp2h,temp,temp2h);
4141 emit_cmovne_reg(temp2,tl);
4142 emit_bicne_lsr(th,HOST_TEMPREG,temp,th);
4143 emit_biceq_lsr(tl,HOST_TEMPREG,temp,tl);
4144 emit_orrne(temp2h,th,th);
4145 emit_orreq(temp2h,tl,tl);
4150 #define loadlr_assemble loadlr_assemble_arm
4152 void cop0_assemble(int i,struct regstat *i_regs)
4154 if(opcode2[i]==0) // MFC0
4156 signed char t=get_reg(i_regs->regmap,rt1[i]);
4157 char copr=(source[i]>>11)&0x1f;
4158 //assert(t>=0); // Why does this happen? OOT is weird
4159 if(t>=0&&rt1[i]!=0) {
4161 emit_addimm(FP,(int)&fake_pc-(int)&dynarec_local,0);
4162 emit_movimm((source[i]>>11)&0x1f,1);
4163 emit_writeword(0,(int)&PC);
4164 emit_writebyte(1,(int)&(fake_pc.f.r.nrd));
4166 emit_readword((int)&last_count,ECX);
4167 emit_loadreg(CCREG,HOST_CCREG); // TODO: do proper reg alloc
4168 emit_add(HOST_CCREG,ECX,HOST_CCREG);
4169 emit_addimm(HOST_CCREG,CLOCK_ADJUST(ccadj[i]),HOST_CCREG);
4170 emit_writeword(HOST_CCREG,(int)&Count);
4172 emit_call((int)MFC0);
4173 emit_readword((int)&readmem_dword,t);
4175 emit_readword((int)®_cop0+copr*4,t);
4179 else if(opcode2[i]==4) // MTC0
4181 signed char s=get_reg(i_regs->regmap,rs1[i]);
4182 char copr=(source[i]>>11)&0x1f;
4185 emit_writeword(s,(int)&readmem_dword);
4186 wb_register(rs1[i],i_regs->regmap,i_regs->dirty,i_regs->is32);
4187 emit_addimm(FP,(int)&fake_pc-(int)&dynarec_local,0);
4188 emit_movimm((source[i]>>11)&0x1f,1);
4189 emit_writeword(0,(int)&PC);
4190 emit_writebyte(1,(int)&(fake_pc.f.r.nrd));
4192 wb_register(rs1[i],i_regs->regmap,i_regs->dirty,i_regs->is32);
4194 if(copr==9||copr==11||copr==12||copr==13) {
4195 emit_readword((int)&last_count,HOST_TEMPREG);
4196 emit_loadreg(CCREG,HOST_CCREG); // TODO: do proper reg alloc
4197 emit_add(HOST_CCREG,HOST_TEMPREG,HOST_CCREG);
4198 emit_addimm(HOST_CCREG,CLOCK_ADJUST(ccadj[i]),HOST_CCREG);
4199 emit_writeword(HOST_CCREG,(int)&Count);
4201 // What a mess. The status register (12) can enable interrupts,
4202 // so needs a special case to handle a pending interrupt.
4203 // The interrupt must be taken immediately, because a subsequent
4204 // instruction might disable interrupts again.
4205 if(copr==12||copr==13) {
4208 // burn cycles to cause cc_interrupt, which will
4209 // reschedule next_interupt. Relies on CCREG from above.
4210 assem_debug("MTC0 DS %d\n", copr);
4211 emit_writeword(HOST_CCREG,(int)&last_count);
4212 emit_movimm(0,HOST_CCREG);
4213 emit_storereg(CCREG,HOST_CCREG);
4216 emit_movimm(copr,0);
4217 emit_call((int)pcsx_mtc0_ds);
4221 emit_movimm(start+i*4+4,HOST_TEMPREG);
4222 emit_writeword(HOST_TEMPREG,(int)&pcaddr);
4223 emit_movimm(0,HOST_TEMPREG);
4224 emit_writeword(HOST_TEMPREG,(int)&pending_exception);
4226 //else if(copr==12&&is_delayslot) emit_call((int)MTC0_R12);
4231 emit_movimm(copr,0);
4232 emit_call((int)pcsx_mtc0);
4234 emit_call((int)MTC0);
4236 if(copr==9||copr==11||copr==12||copr==13) {
4237 emit_readword((int)&Count,HOST_CCREG);
4238 emit_readword((int)&next_interupt,ECX);
4239 emit_addimm(HOST_CCREG,-CLOCK_ADJUST(ccadj[i]),HOST_CCREG);
4240 emit_sub(HOST_CCREG,ECX,HOST_CCREG);
4241 emit_writeword(ECX,(int)&last_count);
4242 emit_storereg(CCREG,HOST_CCREG);
4244 if(copr==12||copr==13) {
4245 assert(!is_delayslot);
4246 emit_readword((int)&pending_exception,14);
4248 emit_loadreg(rs1[i],s);
4249 if(get_reg(i_regs->regmap,rs1[i]|64)>=0)
4250 emit_loadreg(rs1[i]|64,get_reg(i_regs->regmap,rs1[i]|64));
4251 if(copr==12||copr==13) {
4253 emit_jne((int)&do_interrupt);
4259 assert(opcode2[i]==0x10);
4261 if((source[i]&0x3f)==0x01) // TLBR
4262 emit_call((int)TLBR);
4263 if((source[i]&0x3f)==0x02) // TLBWI
4264 emit_call((int)TLBWI_new);
4265 if((source[i]&0x3f)==0x06) { // TLBWR
4266 // The TLB entry written by TLBWR is dependent on the count,
4267 // so update the cycle count
4268 emit_readword((int)&last_count,ECX);
4269 if(i_regs->regmap[HOST_CCREG]!=CCREG) emit_loadreg(CCREG,HOST_CCREG);
4270 emit_add(HOST_CCREG,ECX,HOST_CCREG);
4271 emit_addimm(HOST_CCREG,CLOCK_ADJUST(ccadj[i]),HOST_CCREG);
4272 emit_writeword(HOST_CCREG,(int)&Count);
4273 emit_call((int)TLBWR_new);
4275 if((source[i]&0x3f)==0x08) // TLBP
4276 emit_call((int)TLBP);
4279 if((source[i]&0x3f)==0x10) // RFE
4281 emit_readword((int)&Status,0);
4282 emit_andimm(0,0x3c,1);
4283 emit_andimm(0,~0xf,0);
4284 emit_orrshr_imm(1,2,0);
4285 emit_writeword(0,(int)&Status);
4288 if((source[i]&0x3f)==0x18) // ERET
4291 if(i_regs->regmap[HOST_CCREG]!=CCREG) emit_loadreg(CCREG,HOST_CCREG);
4292 emit_addimm(HOST_CCREG,CLOCK_ADJUST(count),HOST_CCREG); // TODO: Should there be an extra cycle here?
4293 emit_jmp((int)jump_eret);
4299 static void cop2_get_dreg(u_int copr,signed char tl,signed char temp)
4309 emit_readword((int)®_cop2d[copr],tl);
4310 emit_signextend16(tl,tl);
4311 emit_writeword(tl,(int)®_cop2d[copr]); // hmh
4318 emit_readword((int)®_cop2d[copr],tl);
4319 emit_andimm(tl,0xffff,tl);
4320 emit_writeword(tl,(int)®_cop2d[copr]);
4323 emit_readword((int)®_cop2d[14],tl); // SXY2
4324 emit_writeword(tl,(int)®_cop2d[copr]);
4328 emit_readword((int)®_cop2d[9],temp);
4329 emit_testimm(temp,0x8000); // do we need this?
4330 emit_andimm(temp,0xf80,temp);
4331 emit_andne_imm(temp,0,temp);
4332 emit_shrimm(temp,7,tl);
4333 emit_readword((int)®_cop2d[10],temp);
4334 emit_testimm(temp,0x8000);
4335 emit_andimm(temp,0xf80,temp);
4336 emit_andne_imm(temp,0,temp);
4337 emit_orrshr_imm(temp,2,tl);
4338 emit_readword((int)®_cop2d[11],temp);
4339 emit_testimm(temp,0x8000);
4340 emit_andimm(temp,0xf80,temp);
4341 emit_andne_imm(temp,0,temp);
4342 emit_orrshl_imm(temp,3,tl);
4343 emit_writeword(tl,(int)®_cop2d[copr]);
4346 emit_readword((int)®_cop2d[copr],tl);
4351 static void cop2_put_dreg(u_int copr,signed char sl,signed char temp)
4355 emit_readword((int)®_cop2d[13],temp); // SXY1
4356 emit_writeword(sl,(int)®_cop2d[copr]);
4357 emit_writeword(temp,(int)®_cop2d[12]); // SXY0
4358 emit_readword((int)®_cop2d[14],temp); // SXY2
4359 emit_writeword(sl,(int)®_cop2d[14]);
4360 emit_writeword(temp,(int)®_cop2d[13]); // SXY1
4363 emit_andimm(sl,0x001f,temp);
4364 emit_shlimm(temp,7,temp);
4365 emit_writeword(temp,(int)®_cop2d[9]);
4366 emit_andimm(sl,0x03e0,temp);
4367 emit_shlimm(temp,2,temp);
4368 emit_writeword(temp,(int)®_cop2d[10]);
4369 emit_andimm(sl,0x7c00,temp);
4370 emit_shrimm(temp,3,temp);
4371 emit_writeword(temp,(int)®_cop2d[11]);
4372 emit_writeword(sl,(int)®_cop2d[28]);
4376 emit_mvnmi(temp,temp);
4377 emit_clz(temp,temp);
4378 emit_writeword(sl,(int)®_cop2d[30]);
4379 emit_writeword(temp,(int)®_cop2d[31]);
4384 emit_writeword(sl,(int)®_cop2d[copr]);
4389 void cop2_assemble(int i,struct regstat *i_regs)
4391 u_int copr=(source[i]>>11)&0x1f;
4392 signed char temp=get_reg(i_regs->regmap,-1);
4393 if (opcode2[i]==0) { // MFC2
4394 signed char tl=get_reg(i_regs->regmap,rt1[i]);
4395 if(tl>=0&&rt1[i]!=0)
4396 cop2_get_dreg(copr,tl,temp);
4398 else if (opcode2[i]==4) { // MTC2
4399 signed char sl=get_reg(i_regs->regmap,rs1[i]);
4400 cop2_put_dreg(copr,sl,temp);
4402 else if (opcode2[i]==2) // CFC2
4404 signed char tl=get_reg(i_regs->regmap,rt1[i]);
4405 if(tl>=0&&rt1[i]!=0)
4406 emit_readword((int)®_cop2c[copr],tl);
4408 else if (opcode2[i]==6) // CTC2
4410 signed char sl=get_reg(i_regs->regmap,rs1[i]);
4419 emit_signextend16(sl,temp);
4422 //value = value & 0x7ffff000;
4423 //if (value & 0x7f87e000) value |= 0x80000000;
4424 emit_shrimm(sl,12,temp);
4425 emit_shlimm(temp,12,temp);
4426 emit_testimm(temp,0x7f000000);
4427 emit_testeqimm(temp,0x00870000);
4428 emit_testeqimm(temp,0x0000e000);
4429 emit_orrne_imm(temp,0x80000000,temp);
4435 emit_writeword(temp,(int)®_cop2c[copr]);
4440 static void c2op_prologue(u_int op,u_int reglist)
4442 save_regs_all(reglist);
4445 emit_call((int)pcnt_gte_start);
4447 emit_addimm(FP,(int)&psxRegs.CP2D.r[0]-(int)&dynarec_local,0); // cop2 regs
4450 static void c2op_epilogue(u_int op,u_int reglist)
4454 emit_call((int)pcnt_gte_end);
4456 restore_regs_all(reglist);
4459 static void c2op_assemble(int i,struct regstat *i_regs)
4461 signed char temp=get_reg(i_regs->regmap,-1);
4462 u_int c2op=source[i]&0x3f;
4464 int need_flags,need_ir;
4465 for(hr=0;hr<HOST_REGS;hr++) {
4466 if(i_regs->regmap[hr]>=0) reglist|=1<<hr;
4469 if (gte_handlers[c2op]!=NULL) {
4470 need_flags=!(gte_unneeded[i+1]>>63); // +1 because of how liveness detection works
4471 need_ir=(gte_unneeded[i+1]&0xe00)!=0xe00;
4472 assem_debug("gte unneeded %016llx, need_flags %d, need_ir %d\n",
4473 gte_unneeded[i+1],need_flags,need_ir);
4475 // let's take more risk here
4476 need_flags=need_flags&>e_reads_flags;
4480 int shift = (source[i] >> 19) & 1;
4481 int v = (source[i] >> 15) & 3;
4482 int cv = (source[i] >> 13) & 3;
4483 int mx = (source[i] >> 17) & 3;
4484 int lm = (source[i] >> 10) & 1;
4485 reglist&=0x10ff; // +{r4-r7}
4486 c2op_prologue(c2op,reglist);
4487 /* r4,r5 = VXYZ(v) packed; r6 = &MX11(mx); r7 = &CV1(cv) */
4491 emit_movzwl_indexed(9*4,0,4); // gteIR
4492 emit_movzwl_indexed(10*4,0,6);
4493 emit_movzwl_indexed(11*4,0,5);
4494 emit_orrshl_imm(6,16,4);
4497 emit_addimm(0,32*4+mx*8*4,6);
4499 emit_readword((int)&zeromem_ptr,6);
4501 emit_addimm(0,32*4+(cv*8+5)*4,7);
4503 emit_readword((int)&zeromem_ptr,7);
4505 emit_movimm(source[i],1); // opcode
4506 emit_call((int)gteMVMVA_part_neon);
4509 emit_call((int)gteMACtoIR_flags_neon);
4513 emit_call((int)gteMVMVA_part_cv3sh12_arm);
4515 emit_movimm(shift,1);
4516 emit_call((int)(need_flags?gteMVMVA_part_arm:gteMVMVA_part_nf_arm));
4518 if(need_flags||need_ir) {
4520 emit_call((int)(lm?gteMACtoIR_lm1:gteMACtoIR_lm0));
4522 emit_call((int)(lm?gteMACtoIR_lm1_nf:gteMACtoIR_lm0_nf)); // lm0 borked
4530 c2op_prologue(c2op,reglist);
4531 emit_movimm(source[i],1); // opcode
4532 emit_writeword(1,(int)&psxRegs.code);
4533 emit_call((int)(need_flags?gte_handlers[c2op]:gte_handlers_nf[c2op]));
4536 c2op_epilogue(c2op,reglist);
4540 void cop1_unusable(int i,struct regstat *i_regs)
4542 // XXX: should just just do the exception instead
4546 add_stub(FP_STUB,jaddr,(int)out,i,0,(int)i_regs,is_delayslot,0);
4551 void cop1_assemble(int i,struct regstat *i_regs)
4553 #ifndef DISABLE_COP1
4554 // Check cop1 unusable
4556 signed char rs=get_reg(i_regs->regmap,CSREG);
4558 emit_testimm(rs,0x20000000);
4561 add_stub(FP_STUB,jaddr,(int)out,i,rs,(int)i_regs,is_delayslot,0);
4564 if (opcode2[i]==0) { // MFC1
4565 signed char tl=get_reg(i_regs->regmap,rt1[i]);
4567 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],tl);
4568 emit_readword_indexed(0,tl,tl);
4571 else if (opcode2[i]==1) { // DMFC1
4572 signed char tl=get_reg(i_regs->regmap,rt1[i]);
4573 signed char th=get_reg(i_regs->regmap,rt1[i]|64);
4575 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],tl);
4576 if(th>=0) emit_readword_indexed(4,tl,th);
4577 emit_readword_indexed(0,tl,tl);
4580 else if (opcode2[i]==4) { // MTC1
4581 signed char sl=get_reg(i_regs->regmap,rs1[i]);
4582 signed char temp=get_reg(i_regs->regmap,-1);
4583 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4584 emit_writeword_indexed(sl,0,temp);
4586 else if (opcode2[i]==5) { // DMTC1
4587 signed char sl=get_reg(i_regs->regmap,rs1[i]);
4588 signed char sh=rs1[i]>0?get_reg(i_regs->regmap,rs1[i]|64):sl;
4589 signed char temp=get_reg(i_regs->regmap,-1);
4590 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
4591 emit_writeword_indexed(sh,4,temp);
4592 emit_writeword_indexed(sl,0,temp);
4594 else if (opcode2[i]==2) // CFC1
4596 signed char tl=get_reg(i_regs->regmap,rt1[i]);
4598 u_int copr=(source[i]>>11)&0x1f;
4599 if(copr==0) emit_readword((int)&FCR0,tl);
4600 if(copr==31) emit_readword((int)&FCR31,tl);
4603 else if (opcode2[i]==6) // CTC1
4605 signed char sl=get_reg(i_regs->regmap,rs1[i]);
4606 u_int copr=(source[i]>>11)&0x1f;
4610 emit_writeword(sl,(int)&FCR31);
4611 // Set the rounding mode
4613 //char temp=get_reg(i_regs->regmap,-1);
4614 //emit_andimm(sl,3,temp);
4615 //emit_fldcw_indexed((int)&rounding_modes,temp);
4619 cop1_unusable(i, i_regs);
4623 void fconv_assemble_arm(int i,struct regstat *i_regs)
4625 #ifndef DISABLE_COP1
4626 signed char temp=get_reg(i_regs->regmap,-1);
4628 // Check cop1 unusable
4630 signed char rs=get_reg(i_regs->regmap,CSREG);
4632 emit_testimm(rs,0x20000000);
4635 add_stub(FP_STUB,jaddr,(int)out,i,rs,(int)i_regs,is_delayslot,0);
4639 #if(defined(__VFP_FP__) && !defined(__SOFTFP__))
4640 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0d) { // trunc_w_s
4641 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4643 emit_ftosizs(15,15); // float->int, truncate
4644 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f))
4645 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
4649 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0d) { // trunc_w_d
4650 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
4652 emit_ftosizd(7,13); // double->int, truncate
4653 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
4658 if(opcode2[i]==0x14&&(source[i]&0x3f)==0x20) { // cvt_s_w
4659 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4661 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f))
4662 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
4667 if(opcode2[i]==0x14&&(source[i]&0x3f)==0x21) { // cvt_d_w
4668 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4670 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],temp);
4676 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x21) { // cvt_d_s
4677 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4679 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],temp);
4684 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x20) { // cvt_s_d
4685 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
4687 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
4697 for(hr=0;hr<HOST_REGS;hr++) {
4698 if(i_regs->regmap[hr]>=0) reglist|=1<<hr;
4702 if(opcode2[i]==0x14&&(source[i]&0x3f)==0x20) {
4703 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4704 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4705 emit_call((int)cvt_s_w);
4707 if(opcode2[i]==0x14&&(source[i]&0x3f)==0x21) {
4708 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4709 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4710 emit_call((int)cvt_d_w);
4712 if(opcode2[i]==0x15&&(source[i]&0x3f)==0x20) {
4713 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4714 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4715 emit_call((int)cvt_s_l);
4717 if(opcode2[i]==0x15&&(source[i]&0x3f)==0x21) {
4718 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4719 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4720 emit_call((int)cvt_d_l);
4723 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x21) {
4724 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4725 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4726 emit_call((int)cvt_d_s);
4728 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x24) {
4729 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4730 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4731 emit_call((int)cvt_w_s);
4733 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x25) {
4734 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4735 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4736 emit_call((int)cvt_l_s);
4739 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x20) {
4740 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4741 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4742 emit_call((int)cvt_s_d);
4744 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x24) {
4745 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4746 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4747 emit_call((int)cvt_w_d);
4749 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x25) {
4750 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4751 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4752 emit_call((int)cvt_l_d);
4755 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x08) {
4756 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4757 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4758 emit_call((int)round_l_s);
4760 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x09) {
4761 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4762 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4763 emit_call((int)trunc_l_s);
4765 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0a) {
4766 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4767 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4768 emit_call((int)ceil_l_s);
4770 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0b) {
4771 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4772 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4773 emit_call((int)floor_l_s);
4775 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0c) {
4776 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4777 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4778 emit_call((int)round_w_s);
4780 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0d) {
4781 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4782 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4783 emit_call((int)trunc_w_s);
4785 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0e) {
4786 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4787 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4788 emit_call((int)ceil_w_s);
4790 if(opcode2[i]==0x10&&(source[i]&0x3f)==0x0f) {
4791 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4792 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4793 emit_call((int)floor_w_s);
4796 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x08) {
4797 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4798 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4799 emit_call((int)round_l_d);
4801 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x09) {
4802 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4803 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4804 emit_call((int)trunc_l_d);
4806 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0a) {
4807 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4808 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4809 emit_call((int)ceil_l_d);
4811 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0b) {
4812 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4813 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
4814 emit_call((int)floor_l_d);
4816 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0c) {
4817 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4818 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4819 emit_call((int)round_w_d);
4821 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0d) {
4822 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4823 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4824 emit_call((int)trunc_w_d);
4826 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0e) {
4827 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4828 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4829 emit_call((int)ceil_w_d);
4831 if(opcode2[i]==0x11&&(source[i]&0x3f)==0x0f) {
4832 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4833 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
4834 emit_call((int)floor_w_d);
4837 restore_regs(reglist);
4839 cop1_unusable(i, i_regs);
4842 #define fconv_assemble fconv_assemble_arm
4844 void fcomp_assemble(int i,struct regstat *i_regs)
4846 #ifndef DISABLE_COP1
4847 signed char fs=get_reg(i_regs->regmap,FSREG);
4848 signed char temp=get_reg(i_regs->regmap,-1);
4850 // Check cop1 unusable
4852 signed char cs=get_reg(i_regs->regmap,CSREG);
4854 emit_testimm(cs,0x20000000);
4857 add_stub(FP_STUB,jaddr,(int)out,i,cs,(int)i_regs,is_delayslot,0);
4861 if((source[i]&0x3f)==0x30) {
4862 emit_andimm(fs,~0x800000,fs);
4866 if((source[i]&0x3e)==0x38) {
4867 // sf/ngle - these should throw exceptions for NaNs
4868 emit_andimm(fs,~0x800000,fs);
4872 #if(defined(__VFP_FP__) && !defined(__SOFTFP__))
4873 if(opcode2[i]==0x10) {
4874 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4875 emit_readword((int)®_cop1_simple[(source[i]>>16)&0x1f],HOST_TEMPREG);
4876 emit_orimm(fs,0x800000,fs);
4878 emit_flds(HOST_TEMPREG,15);
4881 if((source[i]&0x3f)==0x31) emit_bicvc_imm(fs,0x800000,fs); // c_un_s
4882 if((source[i]&0x3f)==0x32) emit_bicne_imm(fs,0x800000,fs); // c_eq_s
4883 if((source[i]&0x3f)==0x33) {emit_bicne_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ueq_s
4884 if((source[i]&0x3f)==0x34) emit_biccs_imm(fs,0x800000,fs); // c_olt_s
4885 if((source[i]&0x3f)==0x35) {emit_biccs_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ult_s
4886 if((source[i]&0x3f)==0x36) emit_bichi_imm(fs,0x800000,fs); // c_ole_s
4887 if((source[i]&0x3f)==0x37) {emit_bichi_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ule_s
4888 if((source[i]&0x3f)==0x3a) emit_bicne_imm(fs,0x800000,fs); // c_seq_s
4889 if((source[i]&0x3f)==0x3b) emit_bicne_imm(fs,0x800000,fs); // c_ngl_s
4890 if((source[i]&0x3f)==0x3c) emit_biccs_imm(fs,0x800000,fs); // c_lt_s
4891 if((source[i]&0x3f)==0x3d) emit_biccs_imm(fs,0x800000,fs); // c_nge_s
4892 if((source[i]&0x3f)==0x3e) emit_bichi_imm(fs,0x800000,fs); // c_le_s
4893 if((source[i]&0x3f)==0x3f) emit_bichi_imm(fs,0x800000,fs); // c_ngt_s
4896 if(opcode2[i]==0x11) {
4897 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
4898 emit_readword((int)®_cop1_double[(source[i]>>16)&0x1f],HOST_TEMPREG);
4899 emit_orimm(fs,0x800000,fs);
4901 emit_vldr(HOST_TEMPREG,7);
4904 if((source[i]&0x3f)==0x31) emit_bicvc_imm(fs,0x800000,fs); // c_un_d
4905 if((source[i]&0x3f)==0x32) emit_bicne_imm(fs,0x800000,fs); // c_eq_d
4906 if((source[i]&0x3f)==0x33) {emit_bicne_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ueq_d
4907 if((source[i]&0x3f)==0x34) emit_biccs_imm(fs,0x800000,fs); // c_olt_d
4908 if((source[i]&0x3f)==0x35) {emit_biccs_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ult_d
4909 if((source[i]&0x3f)==0x36) emit_bichi_imm(fs,0x800000,fs); // c_ole_d
4910 if((source[i]&0x3f)==0x37) {emit_bichi_imm(fs,0x800000,fs);emit_orrvs_imm(fs,0x800000,fs);} // c_ule_d
4911 if((source[i]&0x3f)==0x3a) emit_bicne_imm(fs,0x800000,fs); // c_seq_d
4912 if((source[i]&0x3f)==0x3b) emit_bicne_imm(fs,0x800000,fs); // c_ngl_d
4913 if((source[i]&0x3f)==0x3c) emit_biccs_imm(fs,0x800000,fs); // c_lt_d
4914 if((source[i]&0x3f)==0x3d) emit_biccs_imm(fs,0x800000,fs); // c_nge_d
4915 if((source[i]&0x3f)==0x3e) emit_bichi_imm(fs,0x800000,fs); // c_le_d
4916 if((source[i]&0x3f)==0x3f) emit_bichi_imm(fs,0x800000,fs); // c_ngt_d
4924 for(hr=0;hr<HOST_REGS;hr++) {
4925 if(i_regs->regmap[hr]>=0) reglist|=1<<hr;
4929 if(opcode2[i]==0x10) {
4930 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
4931 emit_readword((int)®_cop1_simple[(source[i]>>16)&0x1f],ARG2_REG);
4932 if((source[i]&0x3f)==0x30) emit_call((int)c_f_s);
4933 if((source[i]&0x3f)==0x31) emit_call((int)c_un_s);
4934 if((source[i]&0x3f)==0x32) emit_call((int)c_eq_s);
4935 if((source[i]&0x3f)==0x33) emit_call((int)c_ueq_s);
4936 if((source[i]&0x3f)==0x34) emit_call((int)c_olt_s);
4937 if((source[i]&0x3f)==0x35) emit_call((int)c_ult_s);
4938 if((source[i]&0x3f)==0x36) emit_call((int)c_ole_s);
4939 if((source[i]&0x3f)==0x37) emit_call((int)c_ule_s);
4940 if((source[i]&0x3f)==0x38) emit_call((int)c_sf_s);
4941 if((source[i]&0x3f)==0x39) emit_call((int)c_ngle_s);
4942 if((source[i]&0x3f)==0x3a) emit_call((int)c_seq_s);
4943 if((source[i]&0x3f)==0x3b) emit_call((int)c_ngl_s);
4944 if((source[i]&0x3f)==0x3c) emit_call((int)c_lt_s);
4945 if((source[i]&0x3f)==0x3d) emit_call((int)c_nge_s);
4946 if((source[i]&0x3f)==0x3e) emit_call((int)c_le_s);
4947 if((source[i]&0x3f)==0x3f) emit_call((int)c_ngt_s);
4949 if(opcode2[i]==0x11) {
4950 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
4951 emit_readword((int)®_cop1_double[(source[i]>>16)&0x1f],ARG2_REG);
4952 if((source[i]&0x3f)==0x30) emit_call((int)c_f_d);
4953 if((source[i]&0x3f)==0x31) emit_call((int)c_un_d);
4954 if((source[i]&0x3f)==0x32) emit_call((int)c_eq_d);
4955 if((source[i]&0x3f)==0x33) emit_call((int)c_ueq_d);
4956 if((source[i]&0x3f)==0x34) emit_call((int)c_olt_d);
4957 if((source[i]&0x3f)==0x35) emit_call((int)c_ult_d);
4958 if((source[i]&0x3f)==0x36) emit_call((int)c_ole_d);
4959 if((source[i]&0x3f)==0x37) emit_call((int)c_ule_d);
4960 if((source[i]&0x3f)==0x38) emit_call((int)c_sf_d);
4961 if((source[i]&0x3f)==0x39) emit_call((int)c_ngle_d);
4962 if((source[i]&0x3f)==0x3a) emit_call((int)c_seq_d);
4963 if((source[i]&0x3f)==0x3b) emit_call((int)c_ngl_d);
4964 if((source[i]&0x3f)==0x3c) emit_call((int)c_lt_d);
4965 if((source[i]&0x3f)==0x3d) emit_call((int)c_nge_d);
4966 if((source[i]&0x3f)==0x3e) emit_call((int)c_le_d);
4967 if((source[i]&0x3f)==0x3f) emit_call((int)c_ngt_d);
4969 restore_regs(reglist);
4970 emit_loadreg(FSREG,fs);
4972 cop1_unusable(i, i_regs);
4976 void float_assemble(int i,struct regstat *i_regs)
4978 #ifndef DISABLE_COP1
4979 signed char temp=get_reg(i_regs->regmap,-1);
4981 // Check cop1 unusable
4983 signed char cs=get_reg(i_regs->regmap,CSREG);
4985 emit_testimm(cs,0x20000000);
4988 add_stub(FP_STUB,jaddr,(int)out,i,cs,(int)i_regs,is_delayslot,0);
4992 #if(defined(__VFP_FP__) && !defined(__SOFTFP__))
4993 if((source[i]&0x3f)==6) // mov
4995 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
4996 if(opcode2[i]==0x10) {
4997 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
4998 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],HOST_TEMPREG);
4999 emit_readword_indexed(0,temp,temp);
5000 emit_writeword_indexed(temp,0,HOST_TEMPREG);
5002 if(opcode2[i]==0x11) {
5003 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
5004 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],HOST_TEMPREG);
5006 emit_vstr(7,HOST_TEMPREG);
5012 if((source[i]&0x3f)>3)
5014 if(opcode2[i]==0x10) {
5015 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
5017 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5018 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
5020 if((source[i]&0x3f)==4) // sqrt
5022 if((source[i]&0x3f)==5) // abs
5024 if((source[i]&0x3f)==7) // neg
5028 if(opcode2[i]==0x11) {
5029 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
5031 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5032 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],temp);
5034 if((source[i]&0x3f)==4) // sqrt
5036 if((source[i]&0x3f)==5) // abs
5038 if((source[i]&0x3f)==7) // neg
5044 if((source[i]&0x3f)<4)
5046 if(opcode2[i]==0x10) {
5047 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],temp);
5049 if(opcode2[i]==0x11) {
5050 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],temp);
5052 if(((source[i]>>11)&0x1f)!=((source[i]>>16)&0x1f)) {
5053 if(opcode2[i]==0x10) {
5054 emit_readword((int)®_cop1_simple[(source[i]>>16)&0x1f],HOST_TEMPREG);
5056 emit_flds(HOST_TEMPREG,13);
5057 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5058 if(((source[i]>>16)&0x1f)!=((source[i]>>6)&0x1f)) {
5059 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
5062 if((source[i]&0x3f)==0) emit_fadds(15,13,15);
5063 if((source[i]&0x3f)==1) emit_fsubs(15,13,15);
5064 if((source[i]&0x3f)==2) emit_fmuls(15,13,15);
5065 if((source[i]&0x3f)==3) emit_fdivs(15,13,15);
5066 if(((source[i]>>16)&0x1f)==((source[i]>>6)&0x1f)) {
5067 emit_fsts(15,HOST_TEMPREG);
5072 else if(opcode2[i]==0x11) {
5073 emit_readword((int)®_cop1_double[(source[i]>>16)&0x1f],HOST_TEMPREG);
5075 emit_vldr(HOST_TEMPREG,6);
5076 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5077 if(((source[i]>>16)&0x1f)!=((source[i]>>6)&0x1f)) {
5078 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],temp);
5081 if((source[i]&0x3f)==0) emit_faddd(7,6,7);
5082 if((source[i]&0x3f)==1) emit_fsubd(7,6,7);
5083 if((source[i]&0x3f)==2) emit_fmuld(7,6,7);
5084 if((source[i]&0x3f)==3) emit_fdivd(7,6,7);
5085 if(((source[i]>>16)&0x1f)==((source[i]>>6)&0x1f)) {
5086 emit_vstr(7,HOST_TEMPREG);
5093 if(opcode2[i]==0x10) {
5095 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5096 emit_readword((int)®_cop1_simple[(source[i]>>6)&0x1f],temp);
5098 if((source[i]&0x3f)==0) emit_fadds(15,15,15);
5099 if((source[i]&0x3f)==1) emit_fsubs(15,15,15);
5100 if((source[i]&0x3f)==2) emit_fmuls(15,15,15);
5101 if((source[i]&0x3f)==3) emit_fdivs(15,15,15);
5104 else if(opcode2[i]==0x11) {
5106 if(((source[i]>>11)&0x1f)!=((source[i]>>6)&0x1f)) {
5107 emit_readword((int)®_cop1_double[(source[i]>>6)&0x1f],temp);
5109 if((source[i]&0x3f)==0) emit_faddd(7,7,7);
5110 if((source[i]&0x3f)==1) emit_fsubd(7,7,7);
5111 if((source[i]&0x3f)==2) emit_fmuld(7,7,7);
5112 if((source[i]&0x3f)==3) emit_fdivd(7,7,7);
5121 for(hr=0;hr<HOST_REGS;hr++) {
5122 if(i_regs->regmap[hr]>=0) reglist|=1<<hr;
5124 if(opcode2[i]==0x10) { // Single precision
5126 emit_readword((int)®_cop1_simple[(source[i]>>11)&0x1f],ARG1_REG);
5127 if((source[i]&0x3f)<4) {
5128 emit_readword((int)®_cop1_simple[(source[i]>>16)&0x1f],ARG2_REG);
5129 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG3_REG);
5131 emit_readword((int)®_cop1_simple[(source[i]>> 6)&0x1f],ARG2_REG);
5133 switch(source[i]&0x3f)
5135 case 0x00: emit_call((int)add_s);break;
5136 case 0x01: emit_call((int)sub_s);break;
5137 case 0x02: emit_call((int)mul_s);break;
5138 case 0x03: emit_call((int)div_s);break;
5139 case 0x04: emit_call((int)sqrt_s);break;
5140 case 0x05: emit_call((int)abs_s);break;
5141 case 0x06: emit_call((int)mov_s);break;
5142 case 0x07: emit_call((int)neg_s);break;
5144 restore_regs(reglist);
5146 if(opcode2[i]==0x11) { // Double precision
5148 emit_readword((int)®_cop1_double[(source[i]>>11)&0x1f],ARG1_REG);
5149 if((source[i]&0x3f)<4) {
5150 emit_readword((int)®_cop1_double[(source[i]>>16)&0x1f],ARG2_REG);
5151 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG3_REG);
5153 emit_readword((int)®_cop1_double[(source[i]>> 6)&0x1f],ARG2_REG);
5155 switch(source[i]&0x3f)
5157 case 0x00: emit_call((int)add_d);break;
5158 case 0x01: emit_call((int)sub_d);break;
5159 case 0x02: emit_call((int)mul_d);break;
5160 case 0x03: emit_call((int)div_d);break;
5161 case 0x04: emit_call((int)sqrt_d);break;
5162 case 0x05: emit_call((int)abs_d);break;
5163 case 0x06: emit_call((int)mov_d);break;
5164 case 0x07: emit_call((int)neg_d);break;
5166 restore_regs(reglist);
5169 cop1_unusable(i, i_regs);
5173 void multdiv_assemble_arm(int i,struct regstat *i_regs)
5180 // case 0x1D: DMULTU
5185 if((opcode2[i]&4)==0) // 32-bit
5187 if(opcode2[i]==0x18) // MULT
5189 signed char m1=get_reg(i_regs->regmap,rs1[i]);
5190 signed char m2=get_reg(i_regs->regmap,rs2[i]);
5191 signed char hi=get_reg(i_regs->regmap,HIREG);
5192 signed char lo=get_reg(i_regs->regmap,LOREG);
5197 emit_smull(m1,m2,hi,lo);
5199 if(opcode2[i]==0x19) // MULTU
5201 signed char m1=get_reg(i_regs->regmap,rs1[i]);
5202 signed char m2=get_reg(i_regs->regmap,rs2[i]);
5203 signed char hi=get_reg(i_regs->regmap,HIREG);
5204 signed char lo=get_reg(i_regs->regmap,LOREG);
5209 emit_umull(m1,m2,hi,lo);
5211 if(opcode2[i]==0x1A) // DIV
5213 signed char d1=get_reg(i_regs->regmap,rs1[i]);
5214 signed char d2=get_reg(i_regs->regmap,rs2[i]);
5217 signed char quotient=get_reg(i_regs->regmap,LOREG);
5218 signed char remainder=get_reg(i_regs->regmap,HIREG);
5219 assert(quotient>=0);
5220 assert(remainder>=0);
5221 emit_movs(d1,remainder);
5222 emit_movimm(0xffffffff,quotient);
5223 emit_negmi(quotient,quotient); // .. quotient and ..
5224 emit_negmi(remainder,remainder); // .. remainder for div0 case (will be negated back after jump)
5225 emit_movs(d2,HOST_TEMPREG);
5226 emit_jeq((int)out+52); // Division by zero
5227 emit_negmi(HOST_TEMPREG,HOST_TEMPREG);
5228 emit_clz(HOST_TEMPREG,quotient);
5229 emit_shl(HOST_TEMPREG,quotient,HOST_TEMPREG);
5230 emit_orimm(quotient,1<<31,quotient);
5231 emit_shr(quotient,quotient,quotient);
5232 emit_cmp(remainder,HOST_TEMPREG);
5233 emit_subcs(remainder,HOST_TEMPREG,remainder);
5234 emit_adcs(quotient,quotient,quotient);
5235 emit_shrimm(HOST_TEMPREG,1,HOST_TEMPREG);
5236 emit_jcc((int)out-16); // -4
5238 emit_negmi(quotient,quotient);
5240 emit_negmi(remainder,remainder);
5242 if(opcode2[i]==0x1B) // DIVU
5244 signed char d1=get_reg(i_regs->regmap,rs1[i]); // dividend
5245 signed char d2=get_reg(i_regs->regmap,rs2[i]); // divisor
5248 signed char quotient=get_reg(i_regs->regmap,LOREG);
5249 signed char remainder=get_reg(i_regs->regmap,HIREG);
5250 assert(quotient>=0);
5251 assert(remainder>=0);
5252 emit_mov(d1,remainder);
5253 emit_movimm(0xffffffff,quotient); // div0 case
5255 emit_jeq((int)out+40); // Division by zero
5256 emit_clz(d2,HOST_TEMPREG);
5257 emit_movimm(1<<31,quotient);
5258 emit_shl(d2,HOST_TEMPREG,d2);
5259 emit_shr(quotient,HOST_TEMPREG,quotient);
5260 emit_cmp(remainder,d2);
5261 emit_subcs(remainder,d2,remainder);
5262 emit_adcs(quotient,quotient,quotient);
5263 emit_shrcc_imm(d2,1,d2);
5264 emit_jcc((int)out-16); // -4
5270 if(opcode2[i]==0x1C) // DMULT
5272 assert(opcode2[i]!=0x1C);
5273 signed char m1h=get_reg(i_regs->regmap,rs1[i]|64);
5274 signed char m1l=get_reg(i_regs->regmap,rs1[i]);
5275 signed char m2h=get_reg(i_regs->regmap,rs2[i]|64);
5276 signed char m2l=get_reg(i_regs->regmap,rs2[i]);
5285 emit_call((int)&mult64);
5290 signed char hih=get_reg(i_regs->regmap,HIREG|64);
5291 signed char hil=get_reg(i_regs->regmap,HIREG);
5292 if(hih>=0) emit_loadreg(HIREG|64,hih);
5293 if(hil>=0) emit_loadreg(HIREG,hil);
5294 signed char loh=get_reg(i_regs->regmap,LOREG|64);
5295 signed char lol=get_reg(i_regs->regmap,LOREG);
5296 if(loh>=0) emit_loadreg(LOREG|64,loh);
5297 if(lol>=0) emit_loadreg(LOREG,lol);
5299 if(opcode2[i]==0x1D) // DMULTU
5301 signed char m1h=get_reg(i_regs->regmap,rs1[i]|64);
5302 signed char m1l=get_reg(i_regs->regmap,rs1[i]);
5303 signed char m2h=get_reg(i_regs->regmap,rs2[i]|64);
5304 signed char m2l=get_reg(i_regs->regmap,rs2[i]);
5310 if(m1l!=0) emit_mov(m1l,0);
5311 if(m1h==0) emit_readword((int)&dynarec_local,1);
5312 else if(m1h>1) emit_mov(m1h,1);
5313 if(m2l<2) emit_readword((int)&dynarec_local+m2l*4,2);
5314 else if(m2l>2) emit_mov(m2l,2);
5315 if(m2h<3) emit_readword((int)&dynarec_local+m2h*4,3);
5316 else if(m2h>3) emit_mov(m2h,3);
5317 emit_call((int)&multu64);
5318 restore_regs(0x100f);
5319 signed char hih=get_reg(i_regs->regmap,HIREG|64);
5320 signed char hil=get_reg(i_regs->regmap,HIREG);
5321 signed char loh=get_reg(i_regs->regmap,LOREG|64);
5322 signed char lol=get_reg(i_regs->regmap,LOREG);
5323 /*signed char temp=get_reg(i_regs->regmap,-1);
5324 signed char rh=get_reg(i_regs->regmap,HIREG|64);
5325 signed char rl=get_reg(i_regs->regmap,HIREG);
5331 //emit_mov(m1l,EAX);
5333 emit_umull(rl,rh,m1l,m2l);
5334 emit_storereg(LOREG,rl);
5336 //emit_mov(m1h,EAX);
5338 emit_umull(rl,rh,m1h,m2l);
5339 emit_adds(rl,temp,temp);
5340 emit_adcimm(rh,0,rh);
5341 emit_storereg(HIREG,rh);
5342 //emit_mov(m2h,EAX);
5344 emit_umull(rl,rh,m1l,m2h);
5345 emit_adds(rl,temp,temp);
5346 emit_adcimm(rh,0,rh);
5347 emit_storereg(LOREG|64,temp);
5349 //emit_mov(m2h,EAX);
5351 emit_umull(rl,rh,m1h,m2h);
5352 emit_adds(rl,temp,rl);
5353 emit_loadreg(HIREG,temp);
5354 emit_adcimm(rh,0,rh);
5355 emit_adds(rl,temp,rl);
5356 emit_adcimm(rh,0,rh);
5363 emit_call((int)&multu64);
5368 signed char hih=get_reg(i_regs->regmap,HIREG|64);
5369 signed char hil=get_reg(i_regs->regmap,HIREG);
5370 if(hih>=0) emit_loadreg(HIREG|64,hih); // DEBUG
5371 if(hil>=0) emit_loadreg(HIREG,hil); // DEBUG
5373 // Shouldn't be necessary
5374 //char loh=get_reg(i_regs->regmap,LOREG|64);
5375 //char lol=get_reg(i_regs->regmap,LOREG);
5376 //if(loh>=0) emit_loadreg(LOREG|64,loh);
5377 //if(lol>=0) emit_loadreg(LOREG,lol);
5379 if(opcode2[i]==0x1E) // DDIV
5381 signed char d1h=get_reg(i_regs->regmap,rs1[i]|64);
5382 signed char d1l=get_reg(i_regs->regmap,rs1[i]);
5383 signed char d2h=get_reg(i_regs->regmap,rs2[i]|64);
5384 signed char d2l=get_reg(i_regs->regmap,rs2[i]);
5390 if(d1l!=0) emit_mov(d1l,0);
5391 if(d1h==0) emit_readword((int)&dynarec_local,1);
5392 else if(d1h>1) emit_mov(d1h,1);
5393 if(d2l<2) emit_readword((int)&dynarec_local+d2l*4,2);
5394 else if(d2l>2) emit_mov(d2l,2);
5395 if(d2h<3) emit_readword((int)&dynarec_local+d2h*4,3);
5396 else if(d2h>3) emit_mov(d2h,3);
5397 emit_call((int)&div64);
5398 restore_regs(0x100f);
5399 signed char hih=get_reg(i_regs->regmap,HIREG|64);
5400 signed char hil=get_reg(i_regs->regmap,HIREG);
5401 signed char loh=get_reg(i_regs->regmap,LOREG|64);
5402 signed char lol=get_reg(i_regs->regmap,LOREG);
5403 if(hih>=0) emit_loadreg(HIREG|64,hih);
5404 if(hil>=0) emit_loadreg(HIREG,hil);
5405 if(loh>=0) emit_loadreg(LOREG|64,loh);
5406 if(lol>=0) emit_loadreg(LOREG,lol);
5408 if(opcode2[i]==0x1F) // DDIVU
5410 //u_int hr,reglist=0;
5411 //for(hr=0;hr<HOST_REGS;hr++) {
5412 // if(i_regs->regmap[hr]>=0 && (i_regs->regmap[hr]&62)!=HIREG) reglist|=1<<hr;
5414 signed char d1h=get_reg(i_regs->regmap,rs1[i]|64);
5415 signed char d1l=get_reg(i_regs->regmap,rs1[i]);
5416 signed char d2h=get_reg(i_regs->regmap,rs2[i]|64);
5417 signed char d2l=get_reg(i_regs->regmap,rs2[i]);
5423 if(d1l!=0) emit_mov(d1l,0);
5424 if(d1h==0) emit_readword((int)&dynarec_local,1);
5425 else if(d1h>1) emit_mov(d1h,1);
5426 if(d2l<2) emit_readword((int)&dynarec_local+d2l*4,2);
5427 else if(d2l>2) emit_mov(d2l,2);
5428 if(d2h<3) emit_readword((int)&dynarec_local+d2h*4,3);
5429 else if(d2h>3) emit_mov(d2h,3);
5430 emit_call((int)&divu64);
5431 restore_regs(0x100f);
5432 signed char hih=get_reg(i_regs->regmap,HIREG|64);
5433 signed char hil=get_reg(i_regs->regmap,HIREG);
5434 signed char loh=get_reg(i_regs->regmap,LOREG|64);
5435 signed char lol=get_reg(i_regs->regmap,LOREG);
5436 if(hih>=0) emit_loadreg(HIREG|64,hih);
5437 if(hil>=0) emit_loadreg(HIREG,hil);
5438 if(loh>=0) emit_loadreg(LOREG|64,loh);
5439 if(lol>=0) emit_loadreg(LOREG,lol);
5448 // Multiply by zero is zero.
5449 // MIPS does not have a divide by zero exception.
5450 // The result is undefined, we return zero.
5451 signed char hr=get_reg(i_regs->regmap,HIREG);
5452 signed char lr=get_reg(i_regs->regmap,LOREG);
5453 if(hr>=0) emit_zeroreg(hr);
5454 if(lr>=0) emit_zeroreg(lr);
5457 #define multdiv_assemble multdiv_assemble_arm
5459 void do_preload_rhash(int r) {
5460 // Don't need this for ARM. On x86, this puts the value 0xf8 into the
5461 // register. On ARM the hash can be done with a single instruction (below)
5464 void do_preload_rhtbl(int ht) {
5465 emit_addimm(FP,(int)&mini_ht-(int)&dynarec_local,ht);
5468 void do_rhash(int rs,int rh) {
5469 emit_andimm(rs,0xf8,rh);
5472 void do_miniht_load(int ht,int rh) {
5473 assem_debug("ldr %s,[%s,%s]!\n",regname[rh],regname[ht],regname[rh]);
5474 output_w32(0xe7b00000|rd_rn_rm(rh,ht,rh));
5477 void do_miniht_jump(int rs,int rh,int ht) {
5479 emit_ldreq_indexed(ht,4,15);
5480 #ifdef CORTEX_A8_BRANCH_PREDICTION_HACK
5482 emit_jmp(jump_vaddr_reg[7]);
5484 emit_jmp(jump_vaddr_reg[rs]);
5488 void do_miniht_insert(u_int return_address,int rt,int temp) {
5490 emit_movimm(return_address,rt); // PC into link register
5491 add_to_linker((int)out,return_address,1);
5492 emit_pcreladdr(temp);
5493 emit_writeword(rt,(int)&mini_ht[(return_address&0xFF)>>3][0]);
5494 emit_writeword(temp,(int)&mini_ht[(return_address&0xFF)>>3][1]);
5496 emit_movw(return_address&0x0000FFFF,rt);
5497 add_to_linker((int)out,return_address,1);
5498 emit_pcreladdr(temp);
5499 emit_writeword(temp,(int)&mini_ht[(return_address&0xFF)>>3][1]);
5500 emit_movt(return_address&0xFFFF0000,rt);
5501 emit_writeword(rt,(int)&mini_ht[(return_address&0xFF)>>3][0]);
5505 // Sign-extend to 64 bits and write out upper half of a register
5506 // This is useful where we have a 32-bit value in a register, and want to
5507 // keep it in a 32-bit register, but can't guarantee that it won't be read
5508 // as a 64-bit value later.
5509 void wb_sx(signed char pre[],signed char entry[],uint64_t dirty,uint64_t is32_pre,uint64_t is32,uint64_t u,uint64_t uu)
5512 if(is32_pre==is32) return;
5514 for(hr=0;hr<HOST_REGS;hr++) {
5515 if(hr!=EXCLUDE_REG) {
5516 //if(pre[hr]==entry[hr]) {
5517 if((reg=pre[hr])>=0) {
5519 if( ((is32_pre&~is32&~uu)>>reg)&1 ) {
5520 emit_sarimm(hr,31,HOST_TEMPREG);
5521 emit_storereg(reg|64,HOST_TEMPREG);
5531 void wb_valid(signed char pre[],signed char entry[],u_int dirty_pre,u_int dirty,uint64_t is32_pre,uint64_t u,uint64_t uu)
5533 //if(dirty_pre==dirty) return;
5535 for(hr=0;hr<HOST_REGS;hr++) {
5536 if(hr!=EXCLUDE_REG) {
5538 if(((~u)>>(reg&63))&1) {
5540 if(((dirty_pre&~dirty)>>hr)&1) {
5542 emit_storereg(reg,hr);
5543 if( ((is32_pre&~uu)>>reg)&1 ) {
5544 emit_sarimm(hr,31,HOST_TEMPREG);
5545 emit_storereg(reg|64,HOST_TEMPREG);
5549 emit_storereg(reg,hr);
5559 /* using strd could possibly help but you'd have to allocate registers in pairs
5560 void wb_invalidate_arm(signed char pre[],signed char entry[],uint64_t dirty,uint64_t is32,uint64_t u,uint64_t uu)
5564 for(hr=HOST_REGS-1;hr>=0;hr--) {
5565 if(hr!=EXCLUDE_REG) {
5566 if(pre[hr]!=entry[hr]) {
5569 if(get_reg(entry,pre[hr])<0) {
5571 if(!((u>>pre[hr])&1)) {
5572 if(hr<10&&(~hr&1)&&(pre[hr+1]<0||wrote==hr+1)) {
5573 if( ((is32>>pre[hr])&1) && !((uu>>pre[hr])&1) ) {
5574 emit_sarimm(hr,31,hr+1);
5575 emit_strdreg(pre[hr],hr);
5578 emit_storereg(pre[hr],hr);
5580 emit_storereg(pre[hr],hr);
5581 if( ((is32>>pre[hr])&1) && !((uu>>pre[hr])&1) ) {
5582 emit_sarimm(hr,31,hr);
5583 emit_storereg(pre[hr]|64,hr);
5588 if(!((uu>>(pre[hr]&63))&1) && !((is32>>(pre[hr]&63))&1)) {
5589 emit_storereg(pre[hr],hr);
5599 for(hr=0;hr<HOST_REGS;hr++) {
5600 if(hr!=EXCLUDE_REG) {
5601 if(pre[hr]!=entry[hr]) {
5604 if((nr=get_reg(entry,pre[hr]))>=0) {
5612 #define wb_invalidate wb_invalidate_arm
5615 // Clearing the cache is rather slow on ARM Linux, so mark the areas
5616 // that need to be cleared, and then only clear these areas once.
5617 void do_clear_cache()
5620 for (i=0;i<(1<<(TARGET_SIZE_2-17));i++)
5622 u_int bitmap=needs_clear_cache[i];
5628 start=BASE_ADDR+i*131072+j*4096;
5636 __clear_cache((void *)start,(void *)end);
5642 needs_clear_cache[i]=0;
5647 // CPU-architecture-specific initialization
5649 #ifndef DISABLE_COP1
5650 rounding_modes[0]=0x0<<22; // round
5651 rounding_modes[1]=0x3<<22; // trunc
5652 rounding_modes[2]=0x1<<22; // ceil
5653 rounding_modes[3]=0x2<<22; // floor
5657 // vim:shiftwidth=2:expandtab