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Re: [Qemu-devel] [PATCH 00/12] tcg: Improve register allocation for call
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From: |
Richard Henderson |
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Subject: |
Re: [Qemu-devel] [PATCH 00/12] tcg: Improve register allocation for calls |
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Date: |
Thu, 29 Nov 2018 11:23:09 -0800 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.3.0 |
On 11/28/18 2:15 PM, Emilio G. Cota wrote:
> Unfortunately, it doesn't seem to help, performance-wise.
That is really disappointing, considering the size gains are huge -- even more
dramatically for non-x86 hosts. I will see about some more benchmarking on
this for other host/guest combinations.
Thanks!
r~
- [Qemu-devel] [PATCH 04/12] tcg: Add preferred_reg argument to tcg_reg_alloc_do_movi, (continued)
- [Qemu-devel] [PATCH 04/12] tcg: Add preferred_reg argument to tcg_reg_alloc_do_movi, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 05/12] tcg: Add output_pref to TCGOp, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 06/12] tcg: Improve register allocation for matching constraints, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 10/12] tcg: Split out more subroutines from liveness_pass_1, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 12/12] tcg: Record register preferences during liveness, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 11/12] tcg: Add TCG_OPF_BB_EXIT, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 08/12] tcg: Reindent parts of liveness_pass_1, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 09/12] tcg: Rename and adjust liveness_pass_1 helpers, Richard Henderson, 2018/11/28
- [Qemu-devel] [PATCH 07/12] tcg: Dump register preference info with liveness, Richard Henderson, 2018/11/28
- Re: [Qemu-devel] [PATCH 00/12] tcg: Improve register allocation for calls, Emilio G. Cota, 2018/11/28
- Re: [Qemu-devel] [PATCH 00/12] tcg: Improve register allocation for calls,
Richard Henderson <=