diff options
Diffstat (limited to 'src/Instructions.hs')
| -rw-r--r-- | src/Instructions.hs | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/src/Instructions.hs b/src/Instructions.hs index 98e4337..3d9ad1a 100644 --- a/src/Instructions.hs +++ b/src/Instructions.hs @@ -59,7 +59,13 @@ doBSET :: Int -> Int -> Int -> Int -> Emulator () doBSET _ _ _ _ = error "BSET" doMOVEA :: Int -> Int -> Int -> Int -> Emulator () -doMOVEA _ _ _ _ = error "MOVEA" +doMOVEA size dst_reg src_mode src_reg = do + incPC + (src_get, src_set) <- getOp src_mode src_reg (getMoveSize size) + (dst_get, dst_set) <- getOp 1 dst_reg 4 + src_val <- src_get + let val = signExtend src_val (getMoveSize size) + dst_set val doMOVE :: Int -> Int -> Int -> Int -> Int -> Emulator () doMOVE size dst_reg dst_mode src_mode src_reg = do @@ -68,7 +74,6 @@ doMOVE size dst_reg dst_mode src_mode src_reg = do (dst_get, dst_set) <- getOp dst_mode dst_reg (getMoveSize size) src_val <- src_get dst_set src_val - sv <- isSupervisor setNegative (checkNegative src_val (getMoveSize size)) setZero (checkZero src_val) setOverflow False |