From: Mikio Hara <mikioh.mikioh@gmail.com>
Date: Sun, 25 Nov 2012 09:46:41 +0000 (+0900)
Subject: runtime: fix madvise for freebsd/amd64
X-Git-Tag: go1.1rc2~1808
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=1fbe3090d8382176d1f5075cecd2fa578fe363a4;p=gostls13.git

runtime: fix madvise for freebsd/amd64

Make use of carry clear condition instead of low or same.

R=minux.ma, jsing, dave
CC=golang-dev
https://golang.org/cl/6844080
---

diff --git a/src/pkg/runtime/sys_freebsd_amd64.s b/src/pkg/runtime/sys_freebsd_amd64.s
index d66aed107c..6c52dfa15e 100644
--- a/src/pkg/runtime/sys_freebsd_amd64.s
+++ b/src/pkg/runtime/sys_freebsd_amd64.s
@@ -190,8 +190,7 @@ TEXT runtime·madvise(SB),7,$0
 	MOVQ	24(SP), DX
 	MOVQ	$75, AX	// madvise
 	SYSCALL
-	CMPQ	AX, $0xfffffffffffff001
-	JLS	2(PC)
+	JCC	2(PC)
 	MOVL	$0xf1, 0xf1  // crash
 	RET