Xargon/Supermodel
1
0
Fork 0
mirror of https://github.com/RetroDECK/Supermodel.git synced 2025-03-06 14:27:44 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

_rotl() replacement

Browse source
This commit is contained in:
SpinDizzy 2020-06-17 16:31:22 +00:00
parent 9a651bdb61
commit 345310fbee
1 changed files with 5 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

7
Src/Model3/Model3.cpp
View file

@ -1283,7 +1283,8 @@ UINT32 CModel3::Read32(UINT32 addr)
case 0:
//printf("R32 netbuffer @%x=%x\n", (addr & 0xFFFF), FLIPENDIAN32(*(UINT32 *)&netBuffer[(addr & 0xFFFF)]));
result = *(UINT32 *)&netBuffer[(addr & 0xFFFF)];
return _rotl(FLIPENDIAN32(result), 16);
result = FLIPENDIAN32(result);
return ((result << 16) | (result >> 16));
//return FLIPENDIAN32(result); // result
case 1: // ioreg 32bits access to 16bits range
@ -1794,12 +1795,14 @@ void CModel3::Write32(UINT32 addr, UINT32 data)
#ifdef NET_BOARD
if (m_runNetBoard)
{
UINT32 temp;
switch ((addr & 0x3ffff) >> 16)
{
case 0:
//printf("W32 netbuffer @%x<-%x\n", (addr & 0xFFFF), data);
//*(UINT32 *)&netBuffer[(addr & 0xFFFF)] = FLIPENDIAN32(data);
*(UINT32 *)&netBuffer[(addr & 0xFFFF)] = _rotl(FLIPENDIAN32(data), 16);
temp = FLIPENDIAN32(data);
*(UINT32 *)&netBuffer[(addr & 0xFFFF)] = (temp << 16) | (temp >> 16);
break;
case 1: // ioreg 32bits access to 16bits range