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Re: [Qemu-devel] Broken SuperH atomics in qemu app-level emulation
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] Broken SuperH atomics in qemu app-level emulation |
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Date: |
Wed, 20 May 2015 12:16:38 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 |
On 05/17/2015 08:05 PM, Rich Felker wrote:
> At the very least qemu-sh4 should provide a correct value of AT_HWCAP
> so we get working atomics with -cpu SH7785. And since the GUSA atomic
> model can't work with app-level emulation, I really think qemu-sh4
> should either default to -cpu SH7785 or always expose the
> synco/mov.li/mov.co opcodes (and hwcap) regardless of the -cpu
> setting.
I agree with AT_HWCAP and defaulting to SH7785. Aurelien?
r~