From 471d6ea820139e1ac605c9b4df7165594f2ab2f2 Mon Sep 17 00:00:00 2001
From: Lephenixnoir <sebastien.michelland@protonmail.com>
Date: Fri, 14 May 2021 18:05:47 +0200
Subject: [PATCH] longjmp: optimize forcing the return value to be non-zero

---
 src/libc/setjmp/target/sh-generic/longjmp.S | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/src/libc/setjmp/target/sh-generic/longjmp.S b/src/libc/setjmp/target/sh-generic/longjmp.S
index 6de1815..d4b2d82 100644
--- a/src/libc/setjmp/target/sh-generic/longjmp.S
+++ b/src/libc/setjmp/target/sh-generic/longjmp.S
@@ -15,9 +15,8 @@ _longjmp:
 
 	! check the returned value validity
 	tst	r5, r5
-	bf/s	int_block
-	mov	r5, r9
-	mov	#1, r9
+	movt	r9
+	add	r5, r9
 
 	! block interrupt
 int_block: