From: Richard Henderson <rth@twiddle.net>
To: George Karavaev <george.karavaev@astc-design.com>
Cc: qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH] Added Cortex_a8_v3 version, and added a shift instruction for NEON.
Date: Fri, 19 Feb 2010 07:52:51 -0800 [thread overview]
Message-ID: <4B7EB3D3.70507@twiddle.net> (raw)
In-Reply-To: <4B7DD393.7070809@astc-design.com>
On 02/18/2010 03:56 PM, George Karavaev wrote:
> + tmp64 = tcg_temp_new_i64();
> + tcg_gen_movi_i64(tmp64, 0);
> + tcg_gen_not_i64(tmp64, tmp64);
movi -1?
> + gen_helper_neon_shl_u64(tmp64, tmp64, cpu_V1);
> + tcg_gen_and_i64(cpu_V0, cpu_V0, tmp64); /*
> XXX */
Why the XXX?
> + tcg_gen_not_i64(tmp64, tmp64);
> + tcg_gen_and_i64(cpu_V1, cpu_V1, tmp64);
tcg_gen_andc_i64.
r~
next prev parent reply other threads:[~2010-02-19 15:52 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-02-18 23:56 [Qemu-devel] [PATCH] Added Cortex_a8_v3 version, and added a shift instruction for NEON George Karavaev
2010-02-19 15:52 ` Richard Henderson [this message]
2010-03-03 0:33 ` [Qemu-devel] " George Karavaev
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