Re: [Qemu-devel] [PATCH] target-mips: Fix ALIGN instruction when bp=0

2016-01-01 Thread Aurelien Jarno
[snip] > From e01539a11061c447bece8dccde1715da9534024d Mon Sep 17 00:00:00 2001 > From: Miodrag Dinic > Date: Thu, 3 Dec 2015 16:48:57 +0100 > Subject: [PATCH] target-mips: Fix ALIGN instruction when bp=0 > > If executing ALIGN with shift count bp=0 within mips64

[Qemu-devel] [PATCH] target-mips: Fix ALIGN instruction when bp=0

2015-12-28 Thread Miodrag Dinic
Hello to everyone, We have uncovered a use-case with ALIGN instruction which is not handled correctly by QEMU. It impacts both, user and system mode emulation. Using ALIGN instruction with bp=0 as the last argument, should behave as a register to register move with sign extension if running on a