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Re: Increased execution time with TCI in latest git master (was: Re: [PU
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From: |
Richard Henderson |
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Subject: |
Re: Increased execution time with TCI in latest git master (was: Re: [PULL 00/46] tcg patch queue) |
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Date: |
Sun, 7 Feb 2021 10:37:38 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 2/7/21 2:50 AM, Stefan Weil wrote:
> Your latest code from the rth7680/tci-next branch is twice as fast as my code
> with BIOS boot and qemu-x86_64 on sparc64. That's great.
>
> With that code I don't get any BIOS output at all when running qemu-i386.
> That's not so good.
>
> Did I test the correct branch? If yes, I could try the same test on amd64 and
> arm64 hosts.
Yes, tci-next is the correct branch. I've just rebased it against master,
which includes the first 30-odd patches.
What host do you not see bios output from qemu-system-i386 (I assume that's a
typo above)? I see correct output on x86_64, sparc64, ppc64le, and aarch64
hosts.
r~
- [PULL 42/46] cpu: move debug_check_watchpoint to tcg_ops, (continued)
- [PULL 42/46] cpu: move debug_check_watchpoint to tcg_ops, Richard Henderson, 2021/02/05
- [PULL 44/46] accel: extend AccelState and AccelClass to user-mode, Richard Henderson, 2021/02/05
- [PULL 43/46] cpu: tcg_ops: move to tcg-cpu-ops.h, keep a pointer in CPUClass, Richard Henderson, 2021/02/05
- [PULL 45/46] accel: replace struct CpusAccel with AccelOpsClass, Richard Henderson, 2021/02/05
- [PULL 46/46] accel: introduce AccelCPUClass extending CPUClass, Richard Henderson, 2021/02/05
- Re: [PULL 00/46] tcg patch queue, Peter Maydell, 2021/02/06
- Increased execution time with TCI in latest git master (was: Re: [PULL 00/46] tcg patch queue), Stefan Weil, 2021/02/06