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Turns out jr triggers the OAM bug, thanks Sono!

This commit is contained in:
Lior Halphon 2023-07-04 00:21:57 +03:00
parent 1b50856dcf
commit e9be438d91
1 changed files with 4 additions and 4 deletions
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8
Core/sm83_cpu.c
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@ -721,9 +721,9 @@ static void rra(GB_gameboy_t *gb, uint8_t opcode)
static void jr_r8(GB_gameboy_t *gb, uint8_t opcode)
{
/* Todo: Verify timing */
gb->pc += (int8_t)cycle_read(gb, gb->pc) + 1;
cycle_no_access(gb);
int8_t offset = (int8_t)cycle_read(gb, gb->pc++);
cycle_oam_bug_pc(gb);
gb->pc += offset;
}
static bool condition_code(GB_gameboy_t *gb, uint8_t opcode)
@ -748,7 +748,7 @@ static void jr_cc_r8(GB_gameboy_t *gb, uint8_t opcode)
int8_t offset = cycle_read(gb, gb->pc++);
if (condition_code(gb, opcode)) {
gb->pc += offset;
cycle_no_access(gb);
cycle_oam_bug_pc(gb);
}
}