From 3bbf7e389789fbfb6c0ed5072684d7c5e5149482 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jan=20R=C4=99korajski?= <baggins@pld-linux.org>
Date: Tue, 30 Dec 2014 18:23:12 +0000
Subject: [PATCH] - fix building on x32

---
 libaio.spec |  2 ++
 x32.patch   | 63 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 65 insertions(+)
 create mode 100644 x32.patch

diff --git a/libaio.spec b/libaio.spec
index 6305725..83fcdc8 100644
--- a/libaio.spec
+++ b/libaio.spec
@@ -13,6 +13,7 @@ Source0:	ftp://ftp.kernel.org/pub/linux/libs/aio/%{name}-%{version}.tar.gz
 # Source0-md5:	435a5b16ca6198eaf01155263d855756
 Patch0:		%{name}-DESTDIR.patch
 Patch1:		%{name}-Werror.patch
+Patch2:		x32.patch
 BuildRoot:	%{tmpdir}/%{name}-%{version}-root-%(id -u -n)
 
 %description
@@ -64,6 +65,7 @@ Statyczna biblioteka libaio.
 %setup -q
 %patch0 -p1
 %patch1 -p1
+%patch2 -p1
 
 %build
 %{__make} \
diff --git a/x32.patch b/x32.patch
new file mode 100644
index 0000000..1d2c2a9
--- /dev/null
+++ b/x32.patch
@@ -0,0 +1,63 @@
+http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=f5c071d93c9e6f57930bce56b1e4f009c160a826
+
+Upstream-Status: Pending
+
+Properly load arguments 5 an 6 for x86-64 syscall
+Use asm ("r10") and asm ("r8") to load arguments 5 an 6 for x86-64
+syscall so that it works with both x32 and x86-64.
+
+Received this patch from H.J. Lu <hjl.tools@gmail.com>
+
+Signed-Off-By: Nitin A Kamble <nitin.a.kamble@intel.com>
+2011/12/02
+
+--- libaio-0.3.109/src/syscall-x86_64.h.x32	2009-10-09 11:17:02.000000000 -0700
++++ libaio-0.3.109/src/syscall-x86_64.h	2011-12-02 09:09:07.537603224 -0800
+@@ -1,8 +1,18 @@
++#ifndef __NR_io_setup
+ #define __NR_io_setup		206
++#endif
++#ifndef __NR_io_destroy
+ #define __NR_io_destroy		207
++#endif
++#ifndef __NR_io_getevents
+ #define __NR_io_getevents	208
++#endif
++#ifndef __NR_io_submit
+ #define __NR_io_submit		209
++#endif
++#ifndef __NR_io_cancel
+ #define __NR_io_cancel		210
++#endif
+ 
+ #define __syscall_clobber "r11","rcx","memory" 
+ #define __syscall "syscall"
+@@ -42,10 +52,11 @@ return __res;								\
+ type fname (type1 arg1, type2 arg2, type3 arg3, type4 arg4)		\
+ {									\
+ long __res;								\
+-__asm__ volatile ("movq %5,%%r10 ;" __syscall				\
++register long __a4 asm ("r10") = (long) arg4;				\
++__asm__ volatile (__syscall						\
+ 	: "=a" (__res)							\
+ 	: "0" (__NR_##sname),"D" ((long)(arg1)),"S" ((long)(arg2)),	\
+-	  "d" ((long)(arg3)),"g" ((long)(arg4)) : __syscall_clobber,"r10" ); \
++	  "d" ((long)(arg3)),"r" (__a4)); \
+ return __res;								\
+ } 
+ 
+@@ -54,10 +65,11 @@ return __res;								\
+ type fname (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5)	\
+ {									\
+ long __res;								\
+-__asm__ volatile ("movq %5,%%r10 ; movq %6,%%r8 ; " __syscall		\
++register long __a4 asm ("r10") = (long) arg4;				\
++register long __a5 asm ("r8") = (long) arg5;				\
++__asm__ volatile ( __syscall						\
+ 	: "=a" (__res)							\
+ 	: "0" (__NR_##sname),"D" ((long)(arg1)),"S" ((long)(arg2)),	\
+-	  "d" ((long)(arg3)),"g" ((long)(arg4)),"g" ((long)(arg5)) :	\
+-	__syscall_clobber,"r8","r10" );					\
++	  "d" ((long)(arg3)),"r" (__a4),"r" (__a5));			\
+ return __res;								\
+ }
-- 
2.43.0