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Fix ADD HL, SP; Pass test #3

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This commit is contained in:
Kevin Hamacher 2016-05-29 20:27:36 +02:00
parent 7dadc79078
commit 72507fb8b4
2 changed files with 3 additions and 4 deletions
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2
Readme.md
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@ -11,7 +11,7 @@ Display is able to render tiles + sprites, 8x16 sprites are implemented but unte
- Test 01 fails because of DAA
- Test 02 fails because interrupts are not fully implemented.
- Test 03 fails, probably because of flags.
- Test 03 passes
- Test 04 passes
- Test 05 fails
- Test 06 passes (LD R, R)

5
src/cpu.rs
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@ -1168,9 +1168,8 @@ impl CPU {
self.set_pair_value(REG_N_H, REG_N_L, v);
self.clear_flag(FLAG_N);
self.set_clear_flag(FLAG_C, old > v);
// Is this correct? I don't know:
self.set_clear_flag(FLAG_H, (old & 0x8 | sp & 0x8) == 1 && v & 0x8 == 0);
self.set_clear_flag(FLAG_C, old > v && sp > 0);
self.set_clear_flag(FLAG_H, ((old & 0xFFF) + (sp & 0xFFF)) > 0xFFF);
8
},
0x3A => {