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| author | 2019-12-21 20:25:56 +0100 | |
|---|---|---|
| committer | 2019-12-21 20:26:32 +0100 | |
| commit | 5790f3da11809f1c94272fc636a2a17c88d33d2c (patch) | |
| tree | fe00e36536478cb762e7a59e076d9caffc805224 | |
| parent | ee0857281766578516c8cb027da47674931630a9 (diff) | |
model1: Paranoia on atan [O. Galibert]
| -rw-r--r-- | src/mame/machine/model1.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/mame/machine/model1.cpp b/src/mame/machine/model1.cpp index bbb63eb7314..123b46c97a7 100644 --- a/src/mame/machine/model1.cpp +++ b/src/mame/machine/model1.cpp @@ -231,7 +231,7 @@ WRITE32_MEMBER(model1_state::copro_atan_w) READ32_MEMBER(model1_state::copro_atan_r) { - u32 idx = m_copro_atan_base[3]; + u32 idx = m_copro_atan_base[3] & 0xffff; if(idx & 0xc000) idx = 0x3fff; u32 result = m_copro_tables[idx | 0x4000]; |
