void ngen_CC_Param(shil_opcode* op,shil_param* par,CanonicalParamType tp)
{
switch(tp)
{
//push the contents
case CPT_u32:
case CPT_f32:
if (par->is_reg())
{
if (reg.IsAllocg(*par))
x86e->Emit(op_push32,reg.mapg(*par));
else if (reg.IsAllocf(*par))
{
x86e->Emit(op_sub32,ESP,4);
x86e->Emit(op_movss,x86_mrm(ESP), reg.mapf(*par));
}
else
{
die("Must not happen !\n");
x86e->Emit(op_push32,x86_ptr(par->reg_ptr()));
}
}
else if (par->is_imm())
x86e->Emit(op_push,par->_imm);
else
die("invalid combination");
ngen_CC_BytesPushed+=4;
break;
//push the ptr itself
case CPT_ptr:
verify(par->is_reg());
die("FAIL");
x86e->Emit(op_push,(unat)par->reg_ptr());
for (int ri=0;ri<(*par).count();ri++)
{
if (reg.IsAllocf(*par,ri))
{
x86e->Emit(op_sub32,ESP,4);
x86e->Emit(op_movss,x86_mrm(ESP),reg.mapfv(*par,ri));
}
else
{
verify(!reg.IsAllocAny((Sh4RegType)(par->_reg+ri)));
}
}
ngen_CC_BytesPushed+=4;
break;
//store from EAX
case CPT_u64rvL:
case CPT_u32rv:
if (reg.IsAllocg(*par))
x86e->Emit(op_mov32,reg.mapg(*par),EAX);
/*else if (reg.IsAllocf(*par))
x86e->Emit(op_movd_xmm_from_r32,reg.mapf(*par),EAX);*/
else
die("Must not happen!\n");
break;
case CPT_u64rvH:
if (reg.IsAllocg(*par))
x86e->Emit(op_mov32,reg.mapg(*par),EDX);
else
die("Must not happen!\n");
break;
//Store from ST(0)
case CPT_f32rv:
verify(reg.IsAllocf(*par));
x86e->Emit(op_fstp32f,x86_ptr(par->reg_ptr()));
x86e->Emit(op_movss,reg.mapf(*par),x86_ptr(par->reg_ptr()));
break;
}
}
/*__declspec(dllexport) */x86_mrm_t x86_mrm(x86_reg base,x86_reg index)
{
return x86_mrm(base,index,sib_scale_1,0);
}
/*__declspec(dllexport) */x86_mrm_t x86_mrm(x86_reg index,x86_sib_scale scale,x86_ptr disp)
{
return x86_mrm(NO_REG,index,scale,disp);
}
/*__declspec(dllexport) */x86_mrm_t x86_mrm(x86_reg base,x86_ptr disp)
{
return x86_mrm(base,NO_REG,sib_scale_1,disp);
}
/*__declspec(dllexport) */x86_mrm_t x86_mrm(x86_reg base)
{
return x86_mrm(base,NO_REG,sib_scale_1,0);
}
x86_mrm_t c_mrm(x86_ptr mem)
{
return x86_mrm(NO_REG,mem);
}
