Re: [PATCH][GCC][AArch64] Ensure that outgoing argument size is at least 8 bytes when alloca and stack-clash. [Patch (3/6)]

[James Greenhalgh]

On Tue, Aug 07, 2018 at 05:09:34AM -0500, Tamar Christina wrote:
> Hi All,
> 
> This is a re-spin to address review comments. No code change aside from a 
> variable rename.
> 
> Ok for trunk?

OK.

Thanks,
James

> gcc/
> 2018-08-07  Tamar Christina  <tamar.christ...@arm.com>
> 
>       PR target/86486
>       * config/aarch64/aarch64.h (STACK_CLASH_MIN_BYTES_OUTGOING_ARGS,
>       STACK_DYNAMIC_OFFSET): New.
>       * config/aarch64/aarch64.c (aarch64_layout_frame):
>       Update outgoing args size.
>       (aarch64_stack_clash_protection_alloca_probe_range,
>       TARGET_STACK_CLASH_PROTECTION_ALLOCA_PROBE_RANGE): New.
> 
> gcc/testsuite/
> 2018-08-07  Tamar Christina  <tamar.christ...@arm.com>
> 
>       PR target/86486
>       * gcc.target/aarch64/stack-check-alloca-1.c: New.
>       * gcc.target/aarch64/stack-check-alloca-10.c: New.
>       * gcc.target/aarch64/stack-check-alloca-2.c: New.
>       * gcc.target/aarch64/stack-check-alloca-3.c: New.
>       * gcc.target/aarch64/stack-check-alloca-4.c: New.
>       * gcc.target/aarch64/stack-check-alloca-5.c: New.
>       * gcc.target/aarch64/stack-check-alloca-6.c: New.
>       * gcc.target/aarch64/stack-check-alloca-7.c: New.
>       * gcc.target/aarch64/stack-check-alloca-8.c: New.
>       * gcc.target/aarch64/stack-check-alloca-9.c: New.
>       * gcc.target/aarch64/stack-check-alloca.h: New.
>       * gcc.target/aarch64/stack-check-14.c: New.
>       * gcc.target/aarch64/stack-check-15.c: New.