From f9b54dab3186f4cdca6545a71eaf50089011255f Mon Sep 17 00:00:00 2001 From: ptitSeb Date: Mon, 23 Oct 2023 16:07:40 +0200 Subject: Added a workaround for unalinged 32bits xchg --- src/emu/x64run.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'src') diff --git a/src/emu/x64run.c b/src/emu/x64run.c index f9f6e14e..16a3a3b3 100644 --- a/src/emu/x64run.c +++ b/src/emu/x64run.c @@ -723,7 +723,13 @@ x64emurun: if(rex.w) { GD->q[0] = native_lock_xchg_dd(ED, GD->q[0]); } else { - GD->q[0] = native_lock_xchg_d(ED, GD->dword[0]); + if((uintptr_t)ED&3) { + // not aligned, dont't try to "LOCK" + tmp32u = ED->dword[0]; + ED->dword[0] = GD->dword[0]; + GD->q[0] = tmp32u; + } else + GD->q[0] = native_lock_xchg_d(ED, GD->dword[0]); } } #else -- cgit 1.4.1