From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Subject: Re: [PATCH 00/20] tcg: vector improvements
Date: Sat, 29 Jan 2022 20:28:21 +1100 [thread overview]
Message-ID: <6c518961-07fc-94d3-1acb-fc4aa99e0d04@linaro.org> (raw)
In-Reply-To: <20211218194250.247633-1-richard.henderson@linaro.org>
Ping?
Patch 1 is now upstream, but only patches 2-4 have reviews.
It applies cleanly to master...
r~
On 12/19/21 06:42, Richard Henderson wrote:
> Add some opcodes for compound logic operations that were so
> far marked as TODO. Implement those for PPC and S390X.
>
> We do not want to implement 512-bit width operations, because
> those trigger a cluster clock slowdown on the current set of
> Intel cpus. But there are new operations in avx512 that apply
> to 128 and 256-bit vectors, which do not trigger the slowdown,
> and those are very interesting.
>
>
> r~
>
>
> Richard Henderson (20):
> tcg/optimize: Fix folding of vector ops
> tcg: Add opcodes for vector nand, nor, eqv
> tcg/ppc: Implement vector NAND, NOR, EQV
> tcg/s390x: Implement vector NAND, NOR, EQV
> tcg/i386: Detect AVX512
> tcg/i386: Add tcg_out_evex_opc
> tcg/i386: Use tcg_can_emit_vec_op in expand_vec_cmp_noinv
> tcg/i386: Implement avx512 variable shifts
> tcg/i386: Implement avx512 scalar shift
> tcg/i386: Implement avx512 immediate sari shift
> tcg/i386: Implement avx512 immediate rotate
> tcg/i386: Implement avx512 variable rotate
> tcg/i386: Support avx512vbmi2 vector shift-double instructions
> tcg/i386: Expand vector word rotate as avx512vbmi2 shift-double
> tcg/i386: Remove rotls_vec from tcg_target_op_def
> tcg/i386: Expand scalar rotate with avx512 insns
> tcg/i386: Implement avx512 min/max/abs
> tcg/i386: Implement avx512 multiply
> tcg/i386: Implement more logical operations for avx512
> tcg/i386: Implement bitsel for avx512
>
> include/qemu/cpuid.h | 20 +-
> include/tcg/tcg-opc.h | 3 +
> include/tcg/tcg.h | 3 +
> tcg/aarch64/tcg-target.h | 3 +
> tcg/arm/tcg-target.h | 3 +
> tcg/i386/tcg-target-con-set.h | 1 +
> tcg/i386/tcg-target.h | 17 +-
> tcg/i386/tcg-target.opc.h | 3 +
> tcg/ppc/tcg-target.h | 3 +
> tcg/s390x/tcg-target.h | 3 +
> tcg/optimize.c | 61 ++++--
> tcg/tcg-op-vec.c | 27 ++-
> tcg/tcg.c | 6 +
> tcg/i386/tcg-target.c.inc | 386 ++++++++++++++++++++++++++++------
> tcg/ppc/tcg-target.c.inc | 15 ++
> tcg/s390x/tcg-target.c.inc | 17 ++
> 16 files changed, 472 insertions(+), 99 deletions(-)
>
next prev parent reply other threads:[~2022-01-29 9:29 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
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 ` Richard Henderson [this message]
2022-02-03 10:25 ` [PATCH 00/20] tcg: vector improvements Alex Bennée
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