From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>
Cc: qemu-devel@nongnu.org
Subject: Re: [PATCH 19/20] tcg/i386: Implement more logical operations for avx512
Date: Fri, 4 Feb 2022 08:54:17 +1100 [thread overview]
Message-ID: <9417ff2e-811f-3dfc-2bcf-c52a3d3e2de8@linaro.org> (raw)
In-Reply-To: <87leystebf.fsf@linaro.org>
On 2/3/22 21:46, Alex Bennée wrote:
>
> Richard Henderson <richard.henderson@linaro.org> writes:
>
>> The general ternary logic operation can implement
>> NOT, ORC, NAND, NOR, EQV.
>
> Can we not fall back to expanding to use SSE if we don't have AVX512
> available or is that done by the exiting fallback expansion?
Generic code does that for us.
r~
next prev parent reply other threads:[~2022-02-03 22:16 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-18 19:42 [PATCH 00/20] tcg: vector improvements Richard Henderson
2021-12-18 19:42 ` [PATCH 01/20] tcg/optimize: Fix folding of vector ops Richard Henderson
2021-12-19 11:37 ` Philippe Mathieu-Daudé
2021-12-18 19:42 ` [PATCH 02/20] tcg: Add opcodes for vector nand, nor, eqv Richard Henderson
2021-12-19 11:28 ` Philippe Mathieu-Daudé
2022-02-01 18:28 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 03/20] tcg/ppc: Implement vector NAND, NOR, EQV Richard Henderson
2021-12-19 0:15 ` Philippe Mathieu-Daudé
2022-02-01 18:29 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 04/20] tcg/s390x: " Richard Henderson
2021-12-19 0:17 ` Philippe Mathieu-Daudé
2022-02-01 18:29 ` Alex Bennée
2022-02-01 18:31 ` Alex Bennée
2024-01-03 13:21 ` Philippe Mathieu-Daudé
2024-01-03 21:58 ` Richard Henderson
2021-12-18 19:42 ` [PATCH 05/20] tcg/i386: Detect AVX512 Richard Henderson
2022-02-01 18:41 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 06/20] tcg/i386: Add tcg_out_evex_opc Richard Henderson
2022-02-01 19:20 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 07/20] tcg/i386: Use tcg_can_emit_vec_op in expand_vec_cmp_noinv Richard Henderson
2022-02-01 19:21 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 08/20] tcg/i386: Implement avx512 variable shifts Richard Henderson
2022-02-01 20:33 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 09/20] tcg/i386: Implement avx512 scalar shift Richard Henderson
2022-02-02 13:48 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 10/20] tcg/i386: Implement avx512 immediate sari shift Richard Henderson
2022-02-02 14:02 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 11/20] tcg/i386: Implement avx512 immediate rotate Richard Henderson
2022-02-02 14:05 ` Alex Bennée
2022-02-03 1:26 ` Richard Henderson
2021-12-18 19:42 ` [PATCH 12/20] tcg/i386: Implement avx512 variable rotate Richard Henderson
2022-02-02 14:14 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 13/20] tcg/i386: Support avx512vbmi2 vector shift-double instructions Richard Henderson
2022-02-02 14:28 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 14/20] tcg/i386: Expand vector word rotate as avx512vbmi2 shift-double Richard Henderson
2022-02-03 10:32 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 15/20] tcg/i386: Remove rotls_vec from tcg_target_op_def Richard Henderson
2022-02-03 10:34 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 16/20] tcg/i386: Expand scalar rotate with avx512 insns Richard Henderson
2022-02-03 10:38 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 17/20] tcg/i386: Implement avx512 min/max/abs Richard Henderson
2022-02-03 10:44 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 18/20] tcg/i386: Implement avx512 multiply Richard Henderson
2022-02-03 10:45 ` Alex Bennée
2021-12-18 19:42 ` [PATCH 19/20] tcg/i386: Implement more logical operations for avx512 Richard Henderson
2022-02-03 10:46 ` Alex Bennée
2022-02-03 21:54 ` Richard Henderson [this message]
2021-12-18 19:42 ` [PATCH 20/20] tcg/i386: Implement bitsel " Richard Henderson
2022-02-03 10:51 ` Alex Bennée
2022-01-29 9:28 ` [PATCH 00/20] tcg: vector improvements Richard Henderson
2022-02-03 10:25 ` Alex Bennée
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