{"id":2226955,"url":"http://patchwork.ozlabs.org/api/patches/2226955/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/CAMe9rOpFW-DLDJY1zZG+DhqE9VRgQcG-NdAniAjuS_XRPQvG3w@mail.gmail.com/","project":{"id":17,"url":"http://patchwork.ozlabs.org/api/projects/17/?format=json","name":"GNU Compiler Collection","link_name":"gcc","list_id":"gcc-patches.gcc.gnu.org","list_email":"gcc-patches@gcc.gnu.org","web_url":null,"scm_url":null,"webscm_url":null,"list_archive_url":"","list_archive_url_format":"","commit_url_format":""},"msgid":"","list_archive_url":null,"date":"2026-04-22T22:55:26","name":"x86: Don't check SSE2 in x86_cse::gate","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"a18272f7637a1e63ee5290b32f71b5f58197f95b","submitter":{"id":4387,"url":"http://patchwork.ozlabs.org/api/people/4387/?format=json","name":"H.J. Lu","email":"hjl.tools@gmail.com"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/CAMe9rOpFW-DLDJY1zZG+DhqE9VRgQcG-NdAniAjuS_XRPQvG3w@mail.gmail.com/mbox/","series":[{"id":501124,"url":"http://patchwork.ozlabs.org/api/series/501124/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=501124","date":"2026-04-22T22:55:26","name":"x86: Don't check SSE2 in x86_cse::gate","version":1,"mbox":"http://patchwork.ozlabs.org/series/501124/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2226955/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2226955/checks/","tags":{},"related":[],"headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","gcc-patches@gcc.gnu.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","gcc-patches@gcc.gnu.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20251104 header.b=DFILbNY2;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; 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Wed, 22 Apr 2026\n 15:56:04 -0700 (PDT)","MIME-Version":"1.0","From":"\"H.J. Lu\" ","Date":"Thu, 23 Apr 2026 06:55:26 +0800","X-Gm-Features":"AQROBzDo59XUIG8HjaI4C_Uhk5x-rjDaNxP9PIoBLu8NKA5fD1YEyuPtLHJDb0s","Message-ID":"\n ","Subject":"[PATCH] x86: Don't check SSE2 in x86_cse::gate","To":"GCC Patches , Jakub Jelinek ,\n Uros Bizjak , Hongtao Liu ","Content-Type":"multipart/mixed; boundary=\"000000000000bef0300650146fcd\"","X-BeenThere":"gcc-patches@gcc.gnu.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Gcc-patches mailing list ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"commit 5cf1b9a03ec5b617af8c50c1e9c0d223083fd7f2\nAuthor: H.J. Lu \nDate: Fri Aug 19 11:50:41 2022 -0700\n\n x86-64: Remove redundant TLS calls\n\nchanged the x86_cse pass to also remove redundant TLS calls. Remove the\nSSE2 check in x86_cse::gate so that redundant TLS calls are removed when\nSSE is disabled.\n\ngcc/\n\nPR target/124994\n* config/i386/i386-features.cc (x86_cse::gate): Drop TARGET_SSE2.\n\ngcc/testsuite/\n\nPR target/124994\n* gcc.target/i386/pr124994.c: New test.\n\nOK for master and GCC 16 branch?\n\nThanks.","diff":"From 446fe67b3fc1f2579701a9953b488ada74d5a6e3 Mon Sep 17 00:00:00 2001\nFrom: \"H.J. Lu\" \nDate: Thu, 23 Apr 2026 06:48:22 +0800\nSubject: [PATCH] x86: Don't check SSE2 in x86_cse::gate\n\ncommit 5cf1b9a03ec5b617af8c50c1e9c0d223083fd7f2\nAuthor: H.J. Lu \nDate: Fri Aug 19 11:50:41 2022 -0700\n\n x86-64: Remove redundant TLS calls\n\nchanged the x86_cse pass to also remove redundant TLS calls. Remove the\nSSE2 check in x86_cse::gate so that redundant TLS calls are removed when\nSSE is disabled.\n\ngcc/\n\n\tPR target/124994\n\t* config/i386/i386-features.cc (x86_cse::gate): Drop TARGET_SSE2.\n\ngcc/testsuite/\n\n\tPR target/124994\n\t* gcc.target/i386/pr124994.c: New test.\n\nSigned-off-by: H.J. Lu \n---\n gcc/config/i386/i386-features.cc | 4 +---\n gcc/testsuite/gcc.target/i386/pr124994.c | 6 ++++++\n 2 files changed, 7 insertions(+), 3 deletions(-)\n create mode 100644 gcc/testsuite/gcc.target/i386/pr124994.c\n\ndiff --git a/gcc/config/i386/i386-features.cc b/gcc/config/i386/i386-features.cc\nindex b15bf5d27cd..0dd278a3ea6 100644\n--- a/gcc/config/i386/i386-features.cc\n+++ b/gcc/config/i386/i386-features.cc\n@@ -4319,9 +4319,7 @@ public:\n /* opt_pass methods: */\n bool gate (function *fun) final override\n {\n- return (TARGET_SSE2\n-\t && optimize\n-\t && optimize_function_for_speed_p (fun));\n+ return optimize && optimize_function_for_speed_p (fun);\n }\n \n unsigned int execute (function *) final override\ndiff --git a/gcc/testsuite/gcc.target/i386/pr124994.c b/gcc/testsuite/gcc.target/i386/pr124994.c\nnew file mode 100644\nindex 00000000000..8afa29c5cce\n--- /dev/null\n+++ b/gcc/testsuite/gcc.target/i386/pr124994.c\n@@ -0,0 +1,6 @@\n+/* { dg-do compile { target *-*-linux* } } */\n+/* { dg-options \"-O2 -fpic -fplt -mtls-dialect=gnu2 -mno-sse\" } */\n+\n+#include \"pr81501-1a.c\"\n+\n+/* { dg-final { scan-assembler-times \"call\\[ \\t\\]\\\\*e@TLSCALL\\\\(%(?:r|e)ax\\\\)\" 1 { target { ! ia32 } } } } */\n-- \n2.53.0\n\n","prefixes":[]}