}
if(opcode2[i]==0x1A) // DIV
{
+ #if 1
+ signed char m1l=get_reg(i_regs->regmap,rs1[i]);
+ signed char m2l=get_reg(i_regs->regmap,rs2[i]);
+ assert(m1l>=0);
+ assert(m2l>=0);
+ save_regs(0x100f);
+ if(m1l!=0) emit_mov(m1l,0);
+ if(m2l<1) emit_readword((int)&dynarec_local,1);
+ else if(m2l>1) emit_mov(m2l,1);
+ emit_call((int)&div32);
+ restore_regs(0x100f);
+ signed char hil=get_reg(i_regs->regmap,HIREG);
+ if(hil>=0) emit_loadreg(HIREG,hil);
+ signed char lol=get_reg(i_regs->regmap,LOREG);
+ if(lol>=0) emit_loadreg(LOREG,lol);
+ #else
signed char d1=get_reg(i_regs->regmap,rs1[i]);
signed char d2=get_reg(i_regs->regmap,rs2[i]);
assert(d1>=0);
emit_negmi(quotient,quotient);
emit_test(d1,d1);
emit_negmi(remainder,remainder);
+ #endif
}
if(opcode2[i]==0x1B) // DIVU
{
restore_regs(0x100f);
signed char hih=get_reg(i_regs->regmap,HIREG|64);
signed char hil=get_reg(i_regs->regmap,HIREG);
+ if(hih>=0) emit_loadreg(HIREG|64,hih);
+ if(hil>=0) emit_loadreg(HIREG,hil);
signed char loh=get_reg(i_regs->regmap,LOREG|64);
signed char lol=get_reg(i_regs->regmap,LOREG);
+ if(loh>=0) emit_loadreg(LOREG|64,loh);
+ if(lol>=0) emit_loadreg(LOREG,lol);
/*signed char temp=get_reg(i_regs->regmap,-1);
signed char rh=get_reg(i_regs->regmap,HIREG|64);
signed char rl=get_reg(i_regs->regmap,HIREG);
// Multiply by zero is zero.
// MIPS does not have a divide by zero exception.
// The result is undefined, we return zero.
-/* if((opcode2[i]&4)!=0) // 64-bit
+ if((opcode2[i]&4)!=0) // 64-bit
{
signed char hih=get_reg(i_regs->regmap,HIREG|64);
signed char hr=get_reg(i_regs->regmap,HIREG);
if(hr>=0) emit_zeroreg(hr);
if(loh>=0) emit_zeroreg(loh);
if(lr>=0) emit_zeroreg(lr);
- } else */
+ } else
{
signed char hr=get_reg(i_regs->regmap,HIREG);
signed char lr=get_reg(i_regs->regmap,LOREG);