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Re: [PATCH v3 2/7] tcg/sparc: Introduce tcg_out_mov_delay
From: |
Philippe Mathieu-Daudé |
Subject: |
Re: [PATCH v3 2/7] tcg/sparc: Introduce tcg_out_mov_delay |
Date: |
Wed, 18 Aug 2021 23:08:27 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 |
On 8/18/21 10:45 PM, Richard Henderson wrote:
> This version of tcg_out_mov is emits a nop to fill the
> delay slot if the move is not required.
>
> The only current use, for INDEX_op_goto_ptr, will always
> require the move but properly documents the delay slot.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
> tcg/sparc/tcg-target.c.inc | 21 +++++++++++++++------
> 1 file changed, 15 insertions(+), 6 deletions(-)
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
- [PATCH v3 0/7] tcg/sparc: Unaligned access and other cleanup, Richard Henderson, 2021/08/18
- [PATCH v3 1/7] tcg/sparc: Drop inline markers, Richard Henderson, 2021/08/18
- [PATCH v3 3/7] tcg/sparc: Add scratch argument to tcg_out_movi_int, Richard Henderson, 2021/08/18
- [PATCH v3 4/7] tcg/sparc: Improve code gen for shifted 32-bit constants, Richard Henderson, 2021/08/18
- [PATCH v3 5/7] tcg/sparc: Use the constant pool for 64-bit constants, Richard Henderson, 2021/08/18
- [PATCH v3 2/7] tcg/sparc: Introduce tcg_out_mov_delay, Richard Henderson, 2021/08/18
- Re: [PATCH v3 2/7] tcg/sparc: Introduce tcg_out_mov_delay,
Philippe Mathieu-Daudé <=
- [PATCH v3 6/7] tcg/sparc: Add tcg_out_jmpl_const for better tail calls, Richard Henderson, 2021/08/18
- [PATCH v3 7/7] tcg/sparc: Support unaligned access for user-only, Richard Henderson, 2021/08/18