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author | Twinaphex | 2017-02-12 16:02:47 +0100 |
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committer | GitHub | 2017-02-12 16:02:47 +0100 |
commit | 474a67ccdccb89d369c706347085ca4619f0cbef (patch) | |
tree | cb331b665bc5d53ad180d5500bf37e2dfbf683d8 /source/obc1.c | |
parent | b6006bc542f89ad1b7086268f851f0ba880ad6cd (diff) | |
parent | fb2517282da2fdfc26e58207bbb8e0a8bca35be2 (diff) | |
download | snes9x2005-474a67ccdccb89d369c706347085ca4619f0cbef.tar.gz snes9x2005-474a67ccdccb89d369c706347085ca4619f0cbef.tar.bz2 snes9x2005-474a67ccdccb89d369c706347085ca4619f0cbef.zip |
Merge pull request #31 from jamsilva/master
Improvements to both accuracy and performance.
Diffstat (limited to 'source/obc1.c')
-rw-r--r-- | source/obc1.c | 19 |
1 files changed, 0 insertions, 19 deletions
diff --git a/source/obc1.c b/source/obc1.c index 2d46238..4263284 100644 --- a/source/obc1.c +++ b/source/obc1.c @@ -16,16 +16,12 @@ uint8_t GetOBC1(uint16_t Address) { case 0x7ff0: return OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2)]; - case 0x7ff1: return OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 1]; - case 0x7ff2: return OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 2]; - case 0x7ff3: return OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 3]; - case 0x7ff4: return OBC1_RAM[OBC1_BasePtr + (OBC1_Address >> 2) + 0x200]; } @@ -38,29 +34,17 @@ void SetOBC1(uint8_t Byte, uint16_t Address) switch (Address) { case 0x7ff0: - { OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2)] = Byte; break; - } - case 0x7ff1: - { OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 1] = Byte; break; - } - case 0x7ff2: - { OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 2] = Byte; break; - } - case 0x7ff3: - { OBC1_RAM[OBC1_BasePtr + (OBC1_Address << 2) + 3] = Byte; break; - } - case 0x7ff4: { uint8_t Temp; @@ -69,7 +53,6 @@ void SetOBC1(uint8_t Byte, uint16_t Address) OBC1_RAM[OBC1_BasePtr + (OBC1_Address >> 2) + 0x200] = Temp; break; } - case 0x7ff5: { if (Byte & 1) @@ -80,14 +63,12 @@ void SetOBC1(uint8_t Byte, uint16_t Address) OBC1_RAM[0x1ff5] = Byte; break; } - case 0x7ff6: { OBC1_Address = Byte & 0x7f; OBC1_Shift = (Byte & 3) << 1; break; } - default: OBC1_RAM[Address & 0x1fff] = Byte; break; |