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audio: added SSG-EG to YM2612, plus some timing changes for SN76496+YM2612

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kub 2020-01-08 00:49:13 +01:00
parent 2a942f0d41
commit 8ac9ab7fcb
13 changed files with 571 additions and 455 deletions
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2
cpu/drc/emit_arm64.c
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@ -1393,7 +1393,7 @@ static void emith_sync_t(int sr)
else if (tcond >= 0) {
int tmp = rcache_get_tmp();
EMIT(A64_CSET(tcond, tmp));
EMIT(A64_BFI_IMM(sr, tmp, 0, 1)); // assumes SR.T = bit 0
EMIT(A64_BFI_IMM(sr, tmp, __builtin_ffs(T)-1, 1));
rcache_free_tmp(tmp);
}
tcond = -1;