hurricos/openwrt-mirror
1
0
Fork 0
mirror of git://git.openwrt.org/openwrt/openwrt.git synced 2025-11-03 22:44:27 -05:00
Code Issues Projects Releases Wiki Activity

uclibc: backport an upstream i386 syscall fix

Browse Source 
Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 45137
This commit is contained in:
Felix Fietkau 2015-03-29 10:43:07 +00:00
parent 3da7fe6e5b
commit 4ecc5c8ffe
1 changed files with 25 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
toolchain/uClibc/patches-0.9.33.2/024-i386-bits-syscalls.h-allow-immediate-values-as-6th-s.patch Normal file
View File

@ -0,0 +1,25 @@
From: Natanael Copa <natanael.copa@gmail.com>
Date: Thu, 5 Jul 2012 11:55:19 +0000
Subject: [PATCH] i386/bits/syscalls.h: allow immediate values as 6th syscall
arg
Allow use of immedate values as the 6th syscall argument. Otherwise we must
store the arg on memory. This gives gcc more options to optimize better.
This also works around an issue with posix_fallocate.
Signed-off-by: Natanael Copa <ncopa@alpinelinux.org>
Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
---
--- a/libc/sysdeps/linux/i386/bits/syscalls.h
+++ b/libc/sysdeps/linux/i386/bits/syscalls.h
@@ -136,7 +136,7 @@ __asm__ (
#define ASMFMT_5(arg1, arg2, arg3, arg4, arg5) \
, "a" (arg1), "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5)
#define ASMFMT_6(arg1, arg2, arg3, arg4, arg5, arg6) \
- , "a" (arg1), "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5), "m" (arg6)
+ , "a" (arg1), "c" (arg2), "d" (arg3), "S" (arg4), "D" (arg5), "g" (arg6)
#else /* !PIC */