diff options
Diffstat (limited to 'src/mame/machine/r2crypt.c')
-rw-r--r-- | src/mame/machine/r2crypt.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/src/mame/machine/r2crypt.c b/src/mame/machine/r2crypt.c index 335163e4a3d..adc58c580e8 100644 --- a/src/mame/machine/r2crypt.c +++ b/src/mame/machine/r2crypt.c @@ -110,7 +110,7 @@ static UINT32 gm(int i) unsigned int x; int idx = i & 0xff; int i1, i2; - + if(i & 0x008000) idx ^= 1; if(i & 0x100000) @@ -153,7 +153,7 @@ static UINT32 gm(int i) x ^= 0x00020080; if(bt(xmap_high_15, i2)) x ^= 0x20000002; - + if(i & 0x010000) x ^= 0xaa00000f; if(i & 0x020000) @@ -169,10 +169,10 @@ static UINT32 gm(int i) static UINT32 trans(UINT32 v, UINT32 x) { unsigned y,r2,v2; - + v2 = (BIT(v,30)<<8)|(BIT(v,22)<<12)|(BIT(v,18)<<18)|(BIT(v,19)<<19)|(BIT(v,22)<<22)|(BIT(v,24)<<24)|(BIT(v,3)<<25)|(BIT(v,26)<<26)|(BIT(v,28)<<28); v2 ^= 0x01000000; - + r2 = 0; y = 0; @@ -208,8 +208,8 @@ static UINT32 trans(UINT32 v, UINT32 x) y |= (( 0 ^ BIT(x,29) ^ BIT(v,29))<<29); y |= (( 0 ^ BIT(x,30) ^ BIT(v,30))<<30); y |= (( 0 ^ BIT(x,31) ^ BIT(v,31))<<31); - - + + r2 |= ( 0<< 0); r2 |= ( 0<< 1); r2 |= ( 0<< 2); @@ -242,7 +242,7 @@ static UINT32 trans(UINT32 v, UINT32 x) r2 |= ((BIT(v2,28)&BIT(y,28))<<29); r2 |= ( 0<<30); r2 |= ( 0<<31); - + r2 ^= y; r2 ^= 0x0c500000; |