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Re: [Qemu-devel] [PATCH v3 09/14] tcg-arm: Simplify logic in detecting t


From: Richard Henderson
Subject: Re: [Qemu-devel] [PATCH v3 09/14] tcg-arm: Simplify logic in detecting the ARM ISA in use
Date: Thu, 04 Jul 2013 10:44:47 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130625 Thunderbird/17.0.7

On 07/04/2013 04:22 AM, Peter Maydell wrote:
> 
> This change means we now set use_armv5_instructions
> for __ARCH_ARCH_5__ and __ARM_ARCH_5E__, which we didn't
> before. However one of the things that bool is gating is
> whether we use the 'blx' insn, which is ARMv5T and above only.
> So this will break v5-but-not-v5T CPUs.

Hmm.  And thus platform=v5 plus HWCAP_THUMB ought to detect that too, eh?


r~



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