From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Date: Thu, 4 Jul 2013 08:25:38 +0000 (+0200)
Subject: Fix assembly of safe_address() for aarch64
X-Git-Tag: php-5.5.2RC1~17^2~6
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=47e21a2c407e7b11b3ffc76b308d7f5c58ceca7e;p=php

Fix assembly of safe_address() for aarch64
---

diff --git a/Zend/zend_alloc.c b/Zend/zend_alloc.c
index 383a1dfcab..bf9d000437 100644
--- a/Zend/zend_alloc.c
+++ b/Zend/zend_alloc.c
@@ -2535,7 +2535,7 @@ static inline size_t safe_address(size_t nmemb, size_t size, size_t offset)
         size_t res;
         unsigned long overflow;
 
-        __asm__ ("mul %0,%2,%3\n\tumulh %1,%2,%3\n\tadds %0,%0,%4\n\tadc %1,%1,%1"
+        __asm__ ("mul %0,%2,%3\n\tumulh %1,%2,%3\n\tadds %0,%0,%4\n\tadc %1,%1,xzr"
              : "=&r"(res), "=&r"(overflow)
              : "r"(nmemb),
                "r"(size),