From: Toni Wilen <twilen@winuae.net>
Date: Sun, 8 Jul 2018 12:34:35 +0000 (+0300)
Subject: Make sure MOVE to SR checks interrupts immediately (except if JIT)
X-Git-Tag: 4010~25
X-Git-Url: https://git.unchartedbackwaters.co.uk/w/?a=commitdiff_plain;h=670b3fd65197fc9a115d229e61bbe32f18c5b6bd;p=francis%2Fwinuae.git

Make sure MOVE to SR checks interrupts immediately (except if JIT)
---

diff --git a/newcpu.cpp b/newcpu.cpp
index 9f8a93d1..018ad399 100644
--- a/newcpu.cpp
+++ b/newcpu.cpp
@@ -2680,6 +2680,14 @@ static void activate_trace(void)
 	set_special (SPCFLAG_DOTRACE);
 }
 
+// make sure interrupt is checked immediately after current instruction
+static void doint_imm(void)
+{
+	doint();
+	if (!currprefs.cachesize && !(regs.spcflags & SPCFLAG_INT) && (regs.spcflags & SPCFLAG_DOINT))
+		set_special(SPCFLAG_INT);
+}
+
 void REGPARAM2 MakeSR (void)
 {
 	regs.sr = ((regs.t1 << 15) | (regs.t0 << 14)
@@ -2765,7 +2773,7 @@ static void MakeFromSR_x(int t0trace)
 	if (currprefs.mmu_model)
 		mmu_set_super (regs.s != 0);
 
-	doint ();
+	doint_imm();
 	if (regs.t1 || regs.t0) {
 		set_special (SPCFLAG_TRACE);
 	} else {