}
break;
case 0x20 ... 0x2f: /* MMU passthrough */
- cpu_physical_memory_read(T0, (void *) &ret, size);
- if (size == 4)
- tswap32s(&ret);
- else if (size == 2)
- tswap16s((uint16_t *)&ret);
+ switch(size) {
+ case 1:
+ ret = ldub_phys(T0);
+ break;
+ case 2:
+ ret = lduw_phys(T0 & ~1);
+ break;
+ default:
+ case 4:
+ ret = ldl_phys(T0 & ~3);
+ break;
+ }
break;
default:
ret = 0;
return;
case 0x20 ... 0x2f: /* MMU passthrough */
{
- uint32_t temp = T1;
- if (size == 4)
- tswap32s(&temp);
- else if (size == 2)
- tswap16s((uint16_t *)&temp);
- cpu_physical_memory_write(T0, (void *) &temp, size);
+ switch(size) {
+ case 1:
+ stb_phys(T0, T1);
+ break;
+ case 2:
+ stw_phys(T0 & ~1, T1);
+ break;
+ case 4:
+ default:
+ stl_phys(T0 & ~3, T1);
+ break;
+ }
}
return;
default:
case 0x14: // Bypass
case 0x15: // Bypass, non-cacheable
{
- cpu_physical_memory_read(T0, (void *) &ret, size);
- if (size == 8)
- tswap64s(&ret);
- if (size == 4)
- tswap32s((uint32_t *)&ret);
- else if (size == 2)
- tswap16s((uint16_t *)&ret);
+ switch(size) {
+ case 1:
+ ret = ldub_phys(T0);
+ break;
+ case 2:
+ ret = lduw_phys(T0 & ~1);
+ break;
+ case 4:
+ ret = ldl_phys(T0 & ~3);
+ break;
+ default:
+ case 8:
+ ret = ldq_phys(T0 & ~7);
+ break;
+ }
break;
}
case 0x04: // Nucleus
case 0x14: // Bypass
case 0x15: // Bypass, non-cacheable
{
- target_ulong temp = T1;
- if (size == 8)
- tswap64s(&temp);
- else if (size == 4)
- tswap32s((uint32_t *)&temp);
- else if (size == 2)
- tswap16s((uint16_t *)&temp);
- cpu_physical_memory_write(T0, (void *) &temp, size);
+ switch(size) {
+ case 1:
+ stb_phys(T0, T1);
+ break;
+ case 2:
+ stw_phys(T0 & ~1, T1);
+ break;
+ case 4:
+ stl_phys(T0 & ~3, T1);
+ break;
+ case 8:
+ default:
+ stq_phys(T0 & ~7, T1);
+ break;
+ }
}
return;
case 0x04: // Nucleus