[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [Qemu-devel] [PATCH for-2.12] tcg: Mark muluh_i64 and mulsh_i64 as 6
From: |
Emilio G. Cota |
Subject: |
Re: [Qemu-devel] [PATCH for-2.12] tcg: Mark muluh_i64 and mulsh_i64 as 64-bit ops |
Date: |
Tue, 27 Mar 2018 01:45:59 -0400 |
User-agent: |
Mutt/1.5.24 (2015-08-30) |
On Tue, Mar 27, 2018 at 11:47:57 +0800, Richard Henderson wrote:
> Failure to do so results in the tcg optimizer sign-extending
> any constant fold from 32-bits. This turns out to be visible
> in the RISC-V testsuite using a host that emits these opcodes
> (e.g. any non-x86_64).
>
> Reported-by: Michael Clark <address@hidden>
> Signed-off-by: Richard Henderson <address@hidden>
Reviewed-by: Emilio G. Cota <address@hidden>
E.