This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
[ping] Re: [patch, arm] align saved FP regs on stack
- From: Sandra Loosemore <sandra at codesourcery dot com>
- To: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Cc: Chris Jones <chrisj at nvidia dot com>, Joshua Conner <jconner at nvidia dot com>
- Date: Wed, 17 Dec 2014 15:18:17 -0700
- Subject: [ping] Re: [patch, arm] align saved FP regs on stack
- Authentication-results: sourceware.org; auth=none
- References: <5466A26D dot 4040003 at codesourcery dot com>
On 11/14/2014 05:46 PM, Sandra Loosemore wrote:
2014-11-14 Sandra Loosemore <sandra@codesourcery.com>
Joshua Conner <jconner@nvidia.com>
Chris Jones <chrisj@nvidia.com>
gcc/
* doc/invoke.texi (Option Summary): Add -malign-saved-fp-regs.
(ARM options): Document it.
* config/arm/arm.h (arm_stack_offsets): Add fp_regs_padding field.
* config/arm/arm.opt (malign-saved-fp-regs): New option.
* config/arm/arm.c (add_dummy_register_save_p): New function,
split from...
(arm_get_frame_offsets): Here. Use this logic also for aligning
saved VFP coprocessor registers if possible.
(arm_expand_prologue): Add explicit padding for saved VFP registers.
(arm_expand_epilogue): Undo explicit padding for saved VFP registers.
Ping?
https://gcc.gnu.org/ml/gcc-patches/2014-11/msg01914.html
-Sandra