Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-06-03 19:36:26 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

fixed avsz3 & avsz4 flag & otz calculation.

Browse Source
This commit is contained in:
smf- 2008-04-11 23:10:07 +00:00
parent 2aac02a8d7
commit 5f75c62fb9
1 changed files with 18 additions and 18 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

36
src/emu/cpu/mips/psx.c
View File

@ -3280,6 +3280,7 @@ static void docop2( int gteop )
static const UINT32 *const p_n_fc[] = { &RFC, &GFC, &BFC }; static const UINT32 *const p_n_fc[] = { &RFC, &GFC, &BFC };
static const UINT32 *const p_n_zc[] = { &n_zc, &n_zc, &n_zc }; static const UINT32 *const p_n_zc[] = { &n_zc, &n_zc, &n_zc };
static const UINT32 *const *const p_p_n_cv[] = { p_n_tr, p_n_bk, p_n_fc, p_n_zc }; static const UINT32 *const *const p_p_n_cv[] = { p_n_tr, p_n_bk, p_n_fc, p_n_zc };
INT64 mac0;
switch( GTE_FUNCT( gteop ) ) switch( GTE_FUNCT( gteop ) )
{ {
@ -3725,28 +3726,27 @@ static void docop2( int gteop )
return; return;
} }
break; break;
case 0x2d: case 0x2d:
if( gteop == 0x158002d ) GTELOG( "AVSZ3" );
{ FLAG = 0;
GTELOG( "AVSZ3" );
FLAG = 0; mac0 = F( (INT64)( ZSF3 * SZ1 ) + ( ZSF3 * SZ2 ) + ( ZSF3 * SZ3 ) );
OTZ = Lm_D( mac0 >> 12 );
MAC0 = mac0;
return;
MAC0 = F( ( (INT64)(INT16)ZSF3 * SZ1 ) + ( (INT16)ZSF3 * SZ2 ) + ( (INT16)ZSF3 * SZ3 ) );
OTZ = Lm_D( (INT32)MAC0 >> 12 );
return;
}
break;
case 0x2e: case 0x2e:
if( gteop == 0x168002e ) GTELOG( "AVSZ4" );
{ FLAG = 0;
GTELOG( "AVSZ4" );
FLAG = 0; mac0 = F( (INT64)( ZSF4 * SZ0 ) + ( ZSF4 * SZ1 ) + ( ZSF4 * SZ2 ) + ( ZSF4 * SZ3 ) );
OTZ = Lm_D( mac0 >> 12 );
MAC0 = mac0;
return;
MAC0 = F( ( (INT64)(INT16)ZSF4 * SZ0 ) + ( (INT16)ZSF4 * SZ1 ) + ( (INT16)ZSF4 * SZ2 ) + ( (INT16)ZSF4 * SZ3 ) );
OTZ = Lm_D( (INT32)MAC0 >> 12 );
return;
}
break;
case 0x30: case 0x30:
if( gteop == 0x0280030 ) if( gteop == 0x0280030 )
{ {