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List:       kde-commits
Subject:    valgrind/coregrind/x86-linux
From:       Tom Hughes <thh () cyberscience ! com>
Date:       2005-07-18 12:02:54
Message-ID: 1121688174.150852.10665.nullmailer () svn ! kde ! org
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SVN commit 435847 by thughes:

Preserve %esi across VG_(clone) as the caller may be relying on it
not being changed. Fix to bug #106713.


 M  +3 -1      syscall.S  


--- trunk/valgrind/coregrind/x86-linux/syscall.S #435846:435847
@@ -77,9 +77,10 @@
  */
 .globl VG_(clone)
 VG_(clone):
-#define FSZ	(4+4+4)			/* frame size = retaddr+ebx+edi */
+#define FSZ	(4+4+4+4)		/* frame size = retaddr+ebx+edi+esi */
 	push	%ebx
 	push	%edi
+	push	%esi
 	/* set up child stack with function and arg */
 	movl	 4+FSZ(%esp), %ecx	/* child stack */
 	movl	12+FSZ(%esp), %ebx	/* fn arg */
@@ -111,6 +112,7 @@
 	ud2
 		
 1:	/* PARENT or ERROR */
+	pop	%esi
 	pop	%edi
 	pop	%ebx
 	ret
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