From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from [87.239.111.99] (localhost [127.0.0.1]) by dev.tarantool.org (Postfix) with ESMTP id 42C7A148387E; Fri, 8 Aug 2025 17:28:28 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 dev.tarantool.org 42C7A148387E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tarantool.org; s=dev; t=1754663308; bh=sY8D/2bzPYQ7MMTsEk3DQGFIYCPsCaCZnR7PFTgI8KA=; h=Date:To:Cc:References:In-Reply-To:Subject:List-Id: List-Unsubscribe:List-Archive:List-Post:List-Help:List-Subscribe: From:Reply-To:From; b=OsNCawOLPI/AbqixOqNaJItcUz+DT1Ji9OTVoXUQZNeWXjAKmxaZ5sJ4wrUtj/cse JXQ/HB0hJWu4VIyIGm9h28oNzrwX44HG9lTOom6D5GUrJgQoJ5mERhNP2j665HL26H Hfem+eK37E2Bf8Ffd8EsBbWV3Ilu7JSyk19owGC8= Received: from send174.i.mail.ru (send174.i.mail.ru [95.163.59.13]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by dev.tarantool.org (Postfix) with ESMTPS id D03544CE55B for ; Fri, 8 Aug 2025 17:28:26 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 dev.tarantool.org D03544CE55B Received: by exim-smtp-5fbccbddd8-4pp6j with esmtpa (envelope-from ) id 1ukO53-000000009YG-3Ehq; Fri, 08 Aug 2025 17:28:26 +0300 Content-Type: multipart/alternative; boundary="------------G8Tvchunhpiw0UHZlnOM12h0" Message-ID: <915e6d10-bb7f-4127-b2d7-fb856d730eb5@tarantool.org> Date: Fri, 8 Aug 2025 17:28:25 +0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Sergey Kaplun Cc: tarantool-patches@dev.tarantool.org References: Content-Language: en-US In-Reply-To: X-Mailru-Src: smtp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eAau8CL7WIMRKs4sN3D3tLDjz0dLbV79QFUyzQ2Ujvy7cMT6pYYqY16iZVKkSc3dCLJ7zSJH7+u4VD18S7Vl4ZUrpaVfd2+vE6kuoey4m4VkSEu53w8ahmwBjZKM/YPHZyZHvz5uv+WouB9+ObcCpyrx6l7KImUglyhkEat/+ysWwi0gdhEs0JGjl6ggRWTy1haxBpVdbIX1nthFXMZebaIdHP2ghjoIc/363UZI6Kf1ptIMVUlTLJrxaS1ufSRly9XbGdA= X-Mailru-Sender: 4C2B2EA4912B1EDD609ECD4093925B1F93BD540ED43A5FD43DE06ABAFEAF670593EC38BDC2ACA7FAB7CBEF92542CD7C8795FA72BAB74744FC77752E0C033A69EA16A481184E8BB1C9B38E6EA4F046BE03A5DB60FBEB33A8A0DA7A0AF5A3A8387 X-Mras: Ok Subject: Re: [Tarantool-patches] [PATCH luajit 0/3] Generation of immediates and TBAR fusion X-BeenThere: tarantool-patches@dev.tarantool.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Tarantool development patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Sergey Bronnikov via Tarantool-patches Reply-To: Sergey Bronnikov Errors-To: tarantool-patches-bounces@dev.tarantool.org Sender: "Tarantool-patches" This is a multi-part message in MIME format. --------------G8Tvchunhpiw0UHZlnOM12h0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit The branch is missed, I suppose this branch [1] is correct. 1. https://github.com/tarantool/luajit/tree/skaplun/lj-1057-arm64-stp-fusing-across-tbar On 7/24/25 12:03, Sergey Kaplun wrote: > The first 2 patches are required to avoid conflicts with the last one > patch. The last patch fixes incorrect fusion of instructions across IR, > which leads to incorrect label target. > > Related issues: > *https://github.com/tarantool/tarantool/issues/11691 > *https://github.com/LuaJIT/LuaJIT/issues/1057 > > Mike Pall (3): > ARM64: Improve generation of immediates. > ARM64: More improvements to the generation of immediates. > ARM64: Prevent STP fusion for conditional code emitted by TBAR. > > src/lj_asm.c | 3 + > src/lj_asm_arm64.h | 26 +++--- > src/lj_emit_arm64.h | 66 ++++++++-------- > ...1057-arm64-stp-fusing-across-tbar.test.lua | 79 +++++++++++++++++++ > 4 files changed, 126 insertions(+), 48 deletions(-) > create mode 100644 test/tarantool-tests/lj-1057-arm64-stp-fusing-across-tbar.test.lua > --------------G8Tvchunhpiw0UHZlnOM12h0 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: 7bit

The branch is missed, I suppose this branch [1] is correct.

1. https://github.com/tarantool/luajit/tree/skaplun/lj-1057-arm64-stp-fusing-across-tbar

On 7/24/25 12:03, Sergey Kaplun wrote:
The first 2 patches are required to avoid conflicts with the last one
patch. The last patch fixes incorrect fusion of instructions across IR,
which leads to incorrect label target.

Related issues:
* https://github.com/tarantool/tarantool/issues/11691
* https://github.com/LuaJIT/LuaJIT/issues/1057

Mike Pall (3):
  ARM64: Improve generation of immediates.
  ARM64: More improvements to the generation of immediates.
  ARM64: Prevent STP fusion for conditional code emitted by TBAR.

 src/lj_asm.c                                  |  3 +
 src/lj_asm_arm64.h                            | 26 +++---
 src/lj_emit_arm64.h                           | 66 ++++++++--------
 ...1057-arm64-stp-fusing-across-tbar.test.lua | 79 +++++++++++++++++++
 4 files changed, 126 insertions(+), 48 deletions(-)
 create mode 100644 test/tarantool-tests/lj-1057-arm64-stp-fusing-across-tbar.test.lua
--------------G8Tvchunhpiw0UHZlnOM12h0--