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Re: [Aarch64] Support ARMv8.2 AT instructions
- 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: Thu, 10 Dec 2015 14:47:44 +0000
- Subject: Re: [Aarch64] Support ARMv8.2 AT instructions
- Authentication-results: sourceware.org; auth=none
- References: <56697079 dot 6050709 at foss dot arm dot com>
On 10 December 2015 at 12:30, Matthew Wahab <matthew.wahab@foss.arm.com> wrote:
> Hello,
>
> ARMv8.2 adds new instructions AT S1E1RP and AT S1E1WP to Aarch64. This
> patch adds support for the instructions, making them available when
> -march=armv8.2-a is selected.
>
> Tested aarch64-none-linux-gnu with cross-compiled check-binutils and
> check-gas.
>
> Ok for trunk?
> Matthew
>
> gas/testsuite/
> 2015-12-09 Matthew Wahab <matthew.wahab@arm.com>
>
> * gas/aarch64/sysreg-2.d: Update for new tests for AT S1E1RP and
> AT S1E1WP.
> * gas/aarch64/sysreg-2.s: Add tests for AT S1E1RP and AT S1E1WP.
>
> opcodes/
> 2015-12-09 Matthew Wahab <matthew.wahab@arm.com>
>
> * aarch64-opc.c (aarch64_sys_regs_at): Add "s1e1rp" and "s1e1wp".
> (aarch64_sys_ins_reg_supported_p): Add ARMv8.2 system register
> feature test for "s1e1rp" and "s1e1wp".
OK /Marcus