From: Daniel Jacobowitz <dan@codesourcery.com>
Date: Fri, 25 Sep 2009 22:19:03 +0000 (-0400)
Subject: Prevent GCC reusing "hi" and "lo" across system calls.
X-Git-Tag: upstream/2.30~10627^2~596
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=f1297d79b2ec55f66a02399525879a30e99ea4a7;p=external%2Fglibc.git

Prevent GCC reusing "hi" and "lo" across system calls.

	* sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
	(__SYSCALL_CLOBBERS): Add "hi" and "lo".
	* sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
	(__SYSCALL_CLOBBERS): Likewise.
	* sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
	(__SYSCALL_CLOBBERS): Likewise.
---

diff --git a/ChangeLog.mips b/ChangeLog.mips
index 5ba4297..f8a651d 100644
--- a/ChangeLog.mips
+++ b/ChangeLog.mips
@@ -1,3 +1,12 @@
+2009-09-25  Daniel Jacobowitz  <dan@codesourcery.com>
+
+	* sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
+	(__SYSCALL_CLOBBERS): Add "hi" and "lo".
+	* sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
+	(__SYSCALL_CLOBBERS): Likewise.
+	* sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
+	(__SYSCALL_CLOBBERS): Likewise.
+
 2009-08-05  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/mips/____longjmp_chk.c: Remove.  Replaced by....
diff --git a/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
index 753f98a..20a345d 100644
--- a/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips32/sysdep.h
@@ -285,7 +285,7 @@
 })
 
 #define __SYSCALL_CLOBBERS "$1", "$3", "$8", "$9", "$10", "$11", "$12", "$13", \
-	"$14", "$15", "$24", "$25", "memory"
+	"$14", "$15", "$24", "$25", "hi", "lo", "memory"
 
 #endif /* __ASSEMBLER__ */
 
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
index 1513306..665f88b 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n32/sysdep.h
@@ -253,7 +253,7 @@
 })
 
 #define __SYSCALL_CLOBBERS "$1", "$3", "$10", "$11", "$12", "$13", \
-	"$14", "$15", "$24", "$25", "memory"
+	"$14", "$15", "$24", "$25", "hi", "lo", "memory"
 #endif /* __ASSEMBLER__ */
 
 /* Pointer mangling is not yet supported for MIPS.  */
diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h b/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
index af12bbd..b998a63 100644
--- a/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/sysdep.h
@@ -249,7 +249,7 @@
 })
 
 #define __SYSCALL_CLOBBERS "$1", "$3", "$10", "$11", "$12", "$13", \
-	"$14", "$15", "$24", "$25", "memory"
+	"$14", "$15", "$24", "$25", "hi", "lo", "memory"
 #endif /* __ASSEMBLER__ */
 
 /* Pointer mangling is not yet supported for MIPS.  */