From: Richard Henderson <rth@twiddle.net>
To: malc <av1474@comtv.ru>
Cc: Max Filippov <jcmvbkbc@gmail.com>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] Shifts, ppc[64], xtensa
Date: Tue, 18 Sep 2012 17:10:47 -0700 [thread overview]
Message-ID: <50590D87.3030106@twiddle.net> (raw)
In-Reply-To: <alpine.LNX.2.00.1209182345370.1094@linmac>
On 09/18/2012 12:52 PM, malc wrote:
> case INDEX_op_shl_i32:
> if (const_args[2]) {
> + if (args[2] > 31) {
> + tcg_out_movi (s, TCG_TYPE_I32, 0, args[2]);
> + tcg_out32 (s, SLW | SAB (args[1], args[0], 0));
> + }
What's this bit for?
AFAIK all you should need are the added & 31 below.
r~
next prev parent reply other threads:[~2012-09-19 0:10 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-18 19:52 [Qemu-devel] Shifts, ppc[64], xtensa malc
2012-09-18 23:20 ` Max Filippov
2012-09-19 12:49 ` malc
2012-09-19 15:00 ` Max Filippov
2012-09-19 0:10 ` Richard Henderson [this message]
2012-09-19 12:46 ` malc
2012-09-19 12:57 ` Peter Maydell
2012-09-19 17:00 ` Richard Henderson
2012-09-19 17:02 ` Richard Henderson
2012-09-19 17:11 ` Peter Maydell
2012-09-19 17:30 ` Richard Henderson
2012-09-19 17:51 ` Aurelien Jarno
2012-09-19 18:01 ` Richard Henderson
2012-09-19 18:30 ` Peter Maydell
2012-09-19 18:35 ` Richard Henderson
2012-09-19 19:53 ` Richard Henderson
2012-09-19 20:05 ` Peter Maydell
2012-09-19 21:21 ` Richard Henderson
2012-09-20 0:29 ` Max Filippov
2012-09-20 14:03 ` Richard Henderson
2012-09-20 14:22 ` Max Filippov
2012-09-20 22:53 ` malc
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