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Re: [PATCH] ARM: Don't apply pointer encryption to the frame pointer
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Will Newton <will dot newton at linaro dot org>
- Cc: <libc-ports at sourceware dot org>, Patch Tracking <patches at linaro dot org>
- Date: Tue, 10 Dec 2013 18:06:45 +0000
- Subject: Re: [PATCH] ARM: Don't apply pointer encryption to the frame pointer
- Authentication-results: sourceware.org; auth=none
- References: <52A74F24 dot 8000805 at linaro dot org>
On Tue, 10 Dec 2013, Will Newton wrote:
> 2013-12-10 Will Newton <will.newton@linaro.org>
>
> * sysdeps/arm/__longjmp.S: Don't apply pointer encryption
> to fp register.
> * sysdeps/arm/setjmp.S: Likewise.
> * sysdeps/arm/include/bits/setjmp.h (JMP_BUF_REGLIST): Add
> fp to register list, remove a4.
> * sysdeps/unix/sysv/linux/arm/sysdep.h: (PTR_MANGLE_LOAD):
> New macro.
OK, presuming you've tested this with the glibc testsuite.
--
Joseph S. Myers
joseph@codesourcery.com