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authorFelix Fietkau <nbd@openwrt.org>2015-03-29 10:43:07 +0000
committerFelix Fietkau <nbd@openwrt.org>2015-03-29 10:43:07 +0000
commit4ecc5c8ffec4bcc50efaf5d90a2583335a8c88eb (patch)
tree596e9eed397862440d0605ae38e9ac258b9a55ab /toolchain/uClibc/patches-0.9.33.2
parent3da7fe6e5b86a25f25374e440ce7b5046f8e3c30 (diff)
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uclibc: backport an upstream i386 syscall fix
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 45137
Diffstat (limited to 'toolchain/uClibc/patches-0.9.33.2')
-rw-r--r--toolchain/uClibc/patches-0.9.33.2/024-i386-bits-syscalls.h-allow-immediate-values-as-6th-s.patch25
1 files changed, 25 insertions, 0 deletions
diff --git a/toolchain/uClibc/patches-0.9.33.2/024-i386-bits-syscalls.h-allow-immediate-values-as-6th-s.patch b/toolchain/uClibc/patches-0.9.33.2/024-i386-bits-syscalls.h-allow-immediate-values-as-6th-s.patch
new file mode 100644
index 0000000..2f75fbe
--- /dev/null
+++ b/toolchain/uClibc/patches-0.9.33.2/024-i386-bits-syscalls.h-allow-immediate-values-as-6th-s.patch
@@ -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 */
+