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Cosmetics. Comments coming soon.

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This commit is contained in:
Andrea Orrù 2013-11-08 18:57:55 +01:00
parent edc66c26dd
commit 80dbc46bbb
1 changed files with 2 additions and 3 deletions
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5
src/cpu.cpp
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@ -2,7 +2,6 @@
#include <cstdlib>
#include "cpu.hpp"
u8 mem[0x10000];
u8 A, X, Y, S;
u16 PC;
@ -11,7 +10,7 @@ Flags P;
u64 clock;
#define T clock++
inline bool cross(u16 a, u8 i) { return ((a+i) & 0xFF00) != ((a & 0xFF00)); }
inline bool cross(u16 a, u8 i) { return ((a+i) & 0xFF00) != ((a & 0xFF00)); }
inline void upd_cv(u8 x, u8 y, s16 r) { P.c = (r>0xFF); P.v = ~(x^y) & (x^r) & 0x80; }
inline void upd_nz(u8 x) { P.n = x & 0x80; P.z = (x == 0); }
@ -169,7 +168,7 @@ void step()
void reset()
{
A = X = Y = 0x00;
P.reg = 0b00100100;
P.reg = 0b00110100;
PC = 0xC000;
S = 0xFD;
}