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Re: [RFA/ARM 17/21] Add support for 16-/64-bit Floating Point conversions.
- From: Richard Earnshaw <rearnsha at arm dot com>
- To: binutils at sourceware dot org
- Date: Thu, 23 Aug 2012 17:39:46 +0100
- Subject: Re: [RFA/ARM 17/21] Add support for 16-/64-bit Floating Point conversions.
- References: <cover.1345733341.git.matthew.gretton-dann@arm.com> <20120823150424.GT4624@e103070-lin.arm.com>
On 23/08/12 16:04, Matthew Gretton-Dann wrote:
>
> ARMv8 extends VCVT[TB] to support converting to/from double precision
> floats.
>
> This patch adds support for this, in the process it also fixes bugs in
> the support for half-precision <-> single-precision conversions.
>
> gas/ChangeLog:
> 2012-08-23 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
>
> * config/tc-arm.c (el_type_type_check): Add handling for 16-bit
> floating point types.
> (do_neon_cvttb_2): New function.
> (do_neon_cvttb_1): Likewise.
> (do_neon_cvtb): Refactor to use do_neon_cvttb_1.
> (do_neon_cvtt): Likewise.
>
> gas/testsuite/ChangeLog:
> 2012-08-23 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
>
> * gas/arm/armv8-a+fp.d: Update testcase.
> * gas/arm/armv8-a+fp.s: Likewise.
> * gas/arm/half-prec-vfpv3.s: Likewise.
>
> opcodes/ChangeLog:
> 2012-08-23 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
>
> * arm-dis.c (coprocessor_opcodes): Add support for HP/DP
> conversions.
>
OK.
R.