ShuriZma
/
flycast
mirror of https://github.com/flyinghead/flycast.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

dynarec: flush fpu regs before FTRV 

fixes issue with tokyo xtreme racer (x64)
might need to flush before other ops
This commit is contained in:
Flyinghead 2019-01-13 23:21:58 +01:00
parent 31163b8d7e
commit b465f744ba
1 changed files with 14 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
core/hw/sh4/dyna/regalloc.h
View File

@ -540,6 +540,15 @@ struct RegAlloc
}
else
{
if (op->op == shop_ftrv)
{
for (int sid = 0; sid < 16; sid++)
{
flush_span(reg_fr_0 + sid);
flush_span(reg_xf_0 + sid);
}
}
set<shil_param> reg_wt;
set<shil_param> reg_rd;
@ -1083,14 +1092,15 @@ struct RegAlloc
if (spn->begining(current_opid) && spn->preload)
{
//printf("Op %d: Preloading r%d to %d\n",current_opid,spn->regstart,spn->nreg);
if (spn->fpr)
{
//printf("Op %d: Preloading f%d to %d\n",current_opid,spn->regstart,spn->nregf);
preload_fpu++;
Preload_FPU(spn->regstart,spn->nregf);
}
else
{
//printf("Op %d: Preloading r%d to %d\n",current_opid,spn->regstart,spn->nreg);
preload_gpr++;
Preload(spn->regstart,spn->nreg);
}
@ -1106,14 +1116,15 @@ struct RegAlloc
if (spn->ending(current_opid) && spn->writeback)
{
//printf("Op %d: Writing back r%d to %d\n",current_opid,spn->regstart,spn->nreg);
if (spn->fpr)
{
//printf("Op %d: Writing back f%d from %d\n",current_opid,spn->regstart,spn->nregf);
writeback_fpu++;
Writeback_FPU(spn->regstart,spn->nregf);
}
else
{
//printf("Op %d: Writing back r%d from %d\n",current_opid,spn->regstart,spn->nreg);
writeback_gpr++;
Writeback(spn->regstart,spn->nreg);
}
@ -1145,4 +1156,4 @@ struct RegAlloc
virtual void Preload_FPU(u32 reg,nregf_t nreg)=0;
virtual void Writeback_FPU(u32 reg,nregf_t nreg)=0;
};
};