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Re: [PATCH 22/24] tcg/i386: Clear dest first in tcg_out_setcond if possi
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From: |
Peter Maydell |
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Subject: |
Re: [PATCH 22/24] tcg/i386: Clear dest first in tcg_out_setcond if possible |
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Date: |
Fri, 11 Aug 2023 13:09:01 +0100 |
On Tue, 8 Aug 2023 at 04:16, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Using XOR first is both smaller and more efficient,
> though cannot be applied if it clobbers an input.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
thanks
-- PMM
- Re: [PATCH 16/24] tcg/sparc64: Implement negsetcond_*, (continued)
- [PATCH 17/24] tcg/i386: Merge tcg_out_brcond{32,64}, Richard Henderson, 2023/08/07
- [PATCH 18/24] tcg/i386: Merge tcg_out_setcond{32,64}, Richard Henderson, 2023/08/07
- [PATCH 19/24] tcg/i386: Merge tcg_out_movcond{32,64}, Richard Henderson, 2023/08/07
- [PATCH 23/24] tcg/i386: Use shift in tcg_out_setcond, Richard Henderson, 2023/08/07
- [PATCH 22/24] tcg/i386: Clear dest first in tcg_out_setcond if possible, Richard Henderson, 2023/08/07
- Re: [PATCH 22/24] tcg/i386: Clear dest first in tcg_out_setcond if possible,
Peter Maydell <=
- [PATCH 24/24] tcg/i386: Implement negsetcond_*, Richard Henderson, 2023/08/07
- [PATCH 20/24] tcg/i386: Add cf parameter to tcg_out_cmp, Richard Henderson, 2023/08/07
[PATCH 21/24] tcg/i386: Use CMP+SBB in tcg_out_setcond, Richard Henderson, 2023/08/07