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Fix stack offsets; Passes two more tests.

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This commit is contained in:
Kevin Hamacher 2016-05-29 20:59:37 +02:00
parent 2b2659986e
commit 411f0876af
2 changed files with 4 additions and 4 deletions
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4
Readme.md
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@ -15,8 +15,8 @@ Display is able to render tiles + sprites, 8x16 sprites are implemented but unte
- Test 04 passes - Test 04 passes
- Test 05 passes - Test 05 passes
- Test 06 passes - Test 06 passes
- Test 07 fails - Test 07 passes
- Test 08 fails - Test 08 passes
- Test 09 passes - Test 09 passes
- Test 10 passes - Test 10 passes
- Test 11 fails - Test 11 fails

4
src/cpu.rs
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@ -709,13 +709,13 @@ impl CPU {
#[inline] #[inline]
fn push(&mut self, val: u16) { fn push(&mut self, val: u16) {
self.interconnect.write_word(self.sp - 1, val); self.interconnect.write_word(self.sp - 2, val);
self.sp -= 2; self.sp -= 2;
} }
#[inline] #[inline]
fn pop(&mut self) -> u16 { fn pop(&mut self) -> u16 {
let v: u16 = self.interconnect.read_word(self.sp + 1); let v: u16 = self.interconnect.read_word(self.sp);
self.sp += 2; self.sp += 2;
v v
} }