int new_dynarec_did_compile;
int new_dynarec_hacks;
u_int stop_after_jal;
+#ifndef RAM_FIXED
+ static u_int ram_offset;
+#else
+ static const u_int ram_offset=0;
+#endif
extern u_char restore_candidate[512];
extern int cycle_count;
jaddr=emit_fastpath_cmp_jump(i,addr,&fastload_reg_override);
}
}
+ else if(ram_offset&&memtarget) {
+ emit_addimm(addr,ram_offset,HOST_TEMPREG);
+ fastload_reg_override=HOST_TEMPREG;
+ }
}else{ // using tlb
int x=0;
if (opcode[i]==0x20||opcode[i]==0x24) x=3; // LB/LBU
gen_tlb_addr_r(a,map);
emit_movswl_indexed(x,a,tl);
}else{
- #ifdef RAM_OFFSET
+ #if 1 //def RAM_OFFSET
emit_movswl_indexed(x,a,tl);
#else
emit_movswl_indexed((int)rdram-0x80000000+x,a,tl);
gen_tlb_addr_r(a,map);
emit_movzwl_indexed(x,a,tl);
}else{
- #ifdef RAM_OFFSET
+ #if 1 //def RAM_OFFSET
emit_movzwl_indexed(x,a,tl);
#else
emit_movzwl_indexed((int)rdram-0x80000000+x,a,tl);
jaddr=emit_fastpath_cmp_jump(i,addr,&faststore_reg_override);
#endif
}
+ else if(ram_offset&&memtarget) {
+ emit_addimm(addr,ram_offset,HOST_TEMPREG);
+ faststore_reg_override=HOST_TEMPREG;
+ }
}else{ // using tlb
int x=0;
if (opcode[i]==0x28) x=3; // SB
gen_tlb_addr_w(a,map);
emit_writehword_indexed(tl,x,a);
}else
- emit_writehword_indexed(tl,(int)rdram-0x80000000+x,a);
+ //emit_writehword_indexed(tl,(int)rdram-0x80000000+x,a);
+ emit_writehword_indexed(tl,x,a);
}
type=STOREH_STUB;
}
if(!c) {
jaddr2=emit_fastpath_cmp_jump(i,ar,&fastio_reg_override);
}
+ else if(ram_offset&&memtarget) {
+ emit_addimm(ar,ram_offset,HOST_TEMPREG);
+ fastio_reg_override=HOST_TEMPREG;
+ }
if (opcode[i]==0x32) { // LWC2
#ifdef HOST_IMM_ADDR32
if(c) emit_readword_tlb(constmap[i][s]+offset,-1,tl);
{
printf("Init new dynarec\n");
out=(u_char *)BASE_ADDR;
+#if BASE_ADDR_FIXED
if (mmap (out, 1<<TARGET_SIZE_2,
PROT_READ | PROT_WRITE | PROT_EXEC,
MAP_FIXED | MAP_PRIVATE | MAP_ANONYMOUS,
-1, 0) <= 0) {printf("mmap() failed\n");}
+#else
+ // not all systems allow execute in data segment by default
+ if (mprotect(out, 1<<TARGET_SIZE_2, PROT_READ | PROT_WRITE | PROT_EXEC) != 0)
+ printf("mprotect() failed\n");
+#endif
#ifdef MUPEN64
rdword=&readmem_dword;
fake_pc.f.r.rs=&readmem_dword;
#endif
tlb_hacks();
arch_init();
+#ifndef RAM_FIXED
+ ram_offset=(u_int)rdram-0x80000000;
+#endif
}
void new_dynarec_cleanup()
{
int n;
+ #if BASE_ADDR_FIXED
if (munmap ((void *)BASE_ADDR, 1<<TARGET_SIZE_2) < 0) {printf("munmap() failed\n");}
+ #endif
for(n=0;n<4096;n++) ll_clear(jump_in+n);
for(n=0;n<4096;n++) ll_clear(jump_out+n);
for(n=0;n<4096;n++) ll_clear(jump_dirty+n);
// If we're within 256K of the end of the buffer,
// start over from the beginning. (Is 256K enough?)
- if((int)out>BASE_ADDR+(1<<TARGET_SIZE_2)-MAX_OUTPUT_BLOCK_SIZE) out=(u_char *)BASE_ADDR;
+ if((u_int)out>(u_int)BASE_ADDR+(1<<TARGET_SIZE_2)-MAX_OUTPUT_BLOCK_SIZE) out=(u_char *)BASE_ADDR;
// Trap writes to any of the pages we compiled
for(i=start>>12;i<=(start+slen*4)>>12;i++) {
/* Pass 10 - Free memory by expiring oldest blocks */
- int end=((((int)out-BASE_ADDR)>>(TARGET_SIZE_2-16))+16384)&65535;
+ int end=((((int)out-(int)BASE_ADDR)>>(TARGET_SIZE_2-16))+16384)&65535;
while(expirep!=end)
{
int shift=TARGET_SIZE_2-3; // Divide into 8 blocks
- int base=BASE_ADDR+((expirep>>13)<<shift); // Base address of this block
+ int base=(int)BASE_ADDR+((expirep>>13)<<shift); // Base address of this block
inv_debug("EXP: Phase %d\n",expirep);
switch((expirep>>11)&3)
{