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FranLMSP
2022-11-26 18:44:39 -05:00
parent 912099cf8d
commit c37a4c3ba1
2 changed files with 90 additions and 0 deletions
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snes-core/src/utils/alu.rs
+5
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@@ -233,6 +233,11 @@ mod alu_tests {
let (result, affected_flags) = sbc_bin(0_u8, 1_u8, true);
assert_eq!(result, 0b11111110);
assert_eq!(affected_flags, [Negative(true), Overflow(false), Zero(false), Carry(true)]);
// overflow
let (result, affected_flags) = sbc_bin(0x50_u8, 0xB0_u8, false);
assert_eq!(result, 0xA0);
assert_eq!(affected_flags, [Negative(true), Overflow(true), Zero(false), Carry(true)]);
// 16 bit
let (result, affected_flags) = sbc_bin(1_u16, 1_u16, false);