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Re: [AArch64] Add support for ARMv8.2 PSTATE.UAO.
- From: Marcus Shawcroft <marcus dot shawcroft at gmail dot com>
- To: Matthew Wahab <matthew dot wahab at foss dot arm dot com>
- Cc: "binutils at sourceware dot org" <binutils at sourceware dot org>
- Date: Wed, 9 Dec 2015 10:40:03 +0000
- Subject: Re: [AArch64] Add support for ARMv8.2 PSTATE.UAO.
- Authentication-results: sourceware.org; auth=none
- References: <5667F386 dot 2030807 at foss dot arm dot com>
On 9 December 2015 at 09:25, Matthew Wahab <matthew.wahab@foss.arm.com> wrote:
> Hello,
>
> ARMv8.2 adds a new control bit PSTATE.UAO. This patch adds support for
> this bit to binutils, following the same basic pattern as for
> PSTATE.PAN. The new control bit is only available when -march=armv8.2-a
> is specified.
>
> Tested aarch64-none-linux-gnu with check-binutils and check-gas.
>
> Ok for trunk?
> Matthew
>
> gas/testsuite/
> 2015-12-09 Matthew Wahab <matthew.wahab@arm.com>
>
> * gas/aarch64/uao-directive.d: New.
> * gas/aarch64/uao.d: New.
> * gas/aarch64/uao.s: New.
>
> gas/
> 2015-12-09 Matthew Wahab <matthew.wahab@arm.com>
>
> * opcodes/aarch64-opc.c (aarch64_sys_regs): Add "uao".
> (aarch64_sys_reg_supported_p): Add comment. Add checks for "uao".
> (aarch64_pstatefields): Add "uao".
> (aarch64_pstatefield_supported_p): Add checks for "uao".
OK /Marcus