From 1f374e4b929156c68209a5d2261b530837b0ca79 Mon Sep 17 00:00:00 2001
From: Gregory Hainaut <gregory.hainaut@gmail.com>
Date: Tue, 1 Dec 2015 18:48:45 +0100
Subject: [PATCH] ee: add a comment on setjmp/longjmp behavior

---
 pcsx2/x86/ix86-32/iR5900-32.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/pcsx2/x86/ix86-32/iR5900-32.cpp b/pcsx2/x86/ix86-32/iR5900-32.cpp
index db0ca2d7a2..9a6f4d26c4 100644
--- a/pcsx2/x86/ix86-32/iR5900-32.cpp
+++ b/pcsx2/x86/ix86-32/iR5900-32.cpp
@@ -810,6 +810,9 @@ static void recExecute()
 	m_cpuException	= NULL;
 	m_Exception		= NULL;
 
+	// setjmp will save the register context and will return 0
+	// A call to longjmp will restore the context (included the eip/rip)
+	// but will return the longjmp 2nd parameter (here 1)
 	if( !setjmp( m_SetJmp_StateCheck ) )
 	{
 		eeRecIsReset = false;