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fixed avsz3 & avsz4 flag & otz calculation.

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smf- 2008-04-11 23:10:07 +00:00
parent 2aac02a8d7
commit 5f75c62fb9
1 changed files with 18 additions and 18 deletions
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36
src/emu/cpu/mips/psx.c
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@ -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_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 };
INT64 mac0;
switch( GTE_FUNCT( gteop ) )
{
@ -3725,28 +3726,27 @@ static void docop2( int gteop )
return;
}
break;
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:
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:
if( gteop == 0x0280030 )
{