{"id":2226857,"url":"http://patchwork.ozlabs.org/api/patches/2226857/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/patch/bmm.hhuph3sz8c.gcc.gcc-TEST.clyon.121.2.1@forge-stage.sourceware.org/","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":"2026-04-22T19:01:35","name":"[v2,01/14] arm: [MVE intrinsics] rework vpnot","commit_ref":null,"pull_url":null,"state":"new","archived":false,"hash":"71beef757ea0e008bdbab4733b7fdcaa2118a280","submitter":{"id":92734,"url":"http://patchwork.ozlabs.org/api/people/92734/?format=json","name":"Christophe Lyon via Sourceware Forge","email":"forge-bot+clyon@forge-stage.sourceware.org"},"delegate":null,"mbox":"http://patchwork.ozlabs.org/project/gcc/patch/bmm.hhuph3sz8c.gcc.gcc-TEST.clyon.121.2.1@forge-stage.sourceware.org/mbox/","series":[{"id":501104,"url":"http://patchwork.ozlabs.org/api/series/501104/?format=json","web_url":"http://patchwork.ozlabs.org/project/gcc/list/?series=501104","date":"2026-04-22T19:01:35","name":"arm: [MVE intrinsics] rework vpnot, vgetq_lane, vsetq_lane, vuninitialized and scalar shifts","version":2,"mbox":"http://patchwork.ozlabs.org/series/501104/mbox/"}],"comments":"http://patchwork.ozlabs.org/api/patches/2226857/comments/","check":"pending","checks":"http://patchwork.ozlabs.org/api/patches/2226857/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 spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org\n (client-ip=2620:52:6:3111::32; helo=vm01.sourceware.org;\n envelope-from=gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org;\n receiver=patchwork.ozlabs.org)","sourceware.org; dmarc=none (p=none dis=none)\n header.from=forge-stage.sourceware.org","sourceware.org;\n spf=pass smtp.mailfrom=forge-stage.sourceware.org","server2.sourceware.org;\n arc=none smtp.remote-ip=38.145.34.39"],"Received":["from vm01.sourceware.org (vm01.sourceware.org\n [IPv6:2620:52:6:3111::32])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g19lD4V9Vz1yD5\n\tfor ; Thu, 23 Apr 2026 06:27:32 +1000 (AEST)","from vm01.sourceware.org (localhost [127.0.0.1])\n\tby sourceware.org (Postfix) with ESMTP id DA94D4D4AC30\n\tfor ; Wed, 22 Apr 2026 20:25:22 +0000 (GMT)","from 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b=OalLfIPLIFcOlqm+Cw8XZpZfxTdc60qeAc4XyaxM3uacWuP643ajrKS5RxHRQWNm1iVRMb9oFOyCYSf+RmNZ7o9bYEEqBsolL8xuUNfj/d5yGuphunT0Qh7bzybEevUaJOEx2/ewcefk6zMGna366zJ3mN26Kiv8UqKM4z6L8cY=","ARC-Message-Signature":"i=1; a=rsa-sha256; d=sourceware.org; s=key;\n t=1776884566; c=relaxed/simple;\n bh=XBrq9kMaiPohttFyBi1vK9SuS6VjKGATxFVF/fFfCcI=;\n h=From:Date:Subject:To:Message-ID;\n b=Qp2sy4XUWkmOpXUfXIJqCOOFYokqZkwu4+49dNtxbBSeOvm2Wllbp9Uzwpx0yOyEdjcC0nm3pG0uKsGRotF9rfbuBu1RftgCViy5+sjMgJJxxT6N9ImAuLcUVn6etRcj2OUHs66zPpBhQ7hqXfMUfT1E/QAcmf84QYnYSO4ODGM=","ARC-Authentication-Results":"i=1; server2.sourceware.org","From":"Christophe Lyon via Sourceware Forge\n ","Date":"Wed, 22 Apr 2026 19:01:35 +0000","Subject":"[PATCH v2 01/14] arm: [MVE intrinsics] rework vpnot","To":"gcc-patches mailing list ","Cc":"sloosemore@baylibre.com","Message-ID":"\n ","X-Mailer":"batrachomyomachia","X-Pull-Request-Organization":"gcc","X-Pull-Request-Repository":"gcc-TEST","X-Pull-Request":"https://forge.sourceware.org/gcc/gcc-TEST/pulls/121","References":"\n ","In-Reply-To":"\n ","X-Patch-URL":"\n https://forge.sourceware.org/clyon/gcc-TEST/commit/9426c473bf851861ba2b47afbe20370dc59ec0bd","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 ","Reply-To":"gcc-patches mailing list ,\n sloosemore@baylibre.com, clyon@gcc.gnu.org","Errors-To":"gcc-patches-bounces~incoming=patchwork.ozlabs.org@gcc.gnu.org"},"content":"From: Christophe Lyon \n\nImplement vpnot using the new MVE builtins framework.\n\ngcc/ChangeLog:\n\n\t* config/arm/arm-mve-builtins-base.cc (class mve_function_vpnot): New.\n\t(vpnot): New.\n\t* config/arm/arm-mve-builtins-base.def (vpnot): New.\n\t* config/arm/arm-mve-builtins-base.h (vpnot): New.\n\t* config/arm/arm-mve-builtins-shapes.cc (struct vpnot): New.\n\t* config/arm/arm-mve-builtins-shapes.h (vpnot): New.\n\t* config/arm/arm_mve.h (vpnot): Delete.\n\t(__arm_vpnot): Delete.\n---\n gcc/config/arm/arm-mve-builtins-base.cc | 19 +++++++++++++++++++\n gcc/config/arm/arm-mve-builtins-base.def | 1 +\n gcc/config/arm/arm-mve-builtins-base.h | 1 +\n gcc/config/arm/arm-mve-builtins-shapes.cc | 15 +++++++++++++++\n gcc/config/arm/arm-mve-builtins-shapes.h | 1 +\n gcc/config/arm/arm_mve.h | 8 --------\n 6 files changed, 37 insertions(+), 8 deletions(-)","diff":"diff --git a/gcc/config/arm/arm-mve-builtins-base.cc b/gcc/config/arm/arm-mve-builtins-base.cc\nindex fd0be2cbcd87..e5016f7fb238 100644\n--- a/gcc/config/arm/arm-mve-builtins-base.cc\n+++ b/gcc/config/arm/arm-mve-builtins-base.cc\n@@ -1167,6 +1167,24 @@ public:\n }\n };\n \n+/* Map the function directly to mve_vpnotv16bi, and convert the result into\n+ HImode like we do for vcmp. */\n+class mve_function_vpnot : public function_base\n+{\n+public:\n+ CONSTEXPR mve_function_vpnot (void)\n+ {}\n+\n+ rtx\n+ expand (function_expander &e) const override\n+ {\n+ rtx target = e.use_unpred_insn (CODE_FOR_mve_vpnotv16bi);\n+ rtx HItarget = gen_reg_rtx (HImode);\n+ emit_move_insn (HItarget, gen_lowpart (HImode, target));\n+ return HItarget;\n+ }\n+};\n+\n } /* end anonymous namespace */\n \n namespace arm_mve {\n@@ -1453,6 +1471,7 @@ FUNCTION (vmulltq_poly, unspec_mve_function_exact_insn_vmull_poly, (VMULLTQ_POLY\n FUNCTION_WITH_RTX_M_N (vmulq, MULT, VMULQ)\n FUNCTION_WITH_RTX_M_N_NO_F (vmvnq, NOT, VMVNQ)\n FUNCTION (vnegq, unspec_based_mve_function_exact_insn, (NEG, NEG, NEG, -1, -1, -1, VNEGQ_M_S, -1, VNEGQ_M_F, -1, -1, -1))\n+FUNCTION (vpnot, mve_function_vpnot, )\n FUNCTION_WITHOUT_M_N (vpselq, VPSELQ)\n FUNCTION (vornq, unspec_based_mve_function_exact_insn_vorn, (-1, -1, VORNQ_M_S, VORNQ_M_U, VORNQ_M_F, -1, -1))\n FUNCTION_WITH_RTX_M_N_NO_N_F (vorrq, IOR, VORRQ)\ndiff --git a/gcc/config/arm/arm-mve-builtins-base.def b/gcc/config/arm/arm-mve-builtins-base.def\nindex 0400c3c540ea..5c2860dc7201 100644\n--- a/gcc/config/arm/arm-mve-builtins-base.def\n+++ b/gcc/config/arm/arm-mve-builtins-base.def\n@@ -113,6 +113,7 @@ DEF_MVE_FUNCTION (vmvnq, mvn, all_integer, mx_or_none)\n DEF_MVE_FUNCTION (vnegq, unary, all_signed, mx_or_none)\n DEF_MVE_FUNCTION (vornq, binary_orrq, all_integer, mx_or_none)\n DEF_MVE_FUNCTION (vorrq, binary_orrq, all_integer, mx_or_none)\n+DEF_MVE_FUNCTION (vpnot, vpnot, none, none)\n DEF_MVE_FUNCTION (vpselq, vpsel, all_integer_with_64, none)\n DEF_MVE_FUNCTION (vqabsq, unary, all_signed, m_or_none)\n DEF_MVE_FUNCTION (vqaddq, binary_opt_n, all_integer, m_or_none)\ndiff --git a/gcc/config/arm/arm-mve-builtins-base.h b/gcc/config/arm/arm-mve-builtins-base.h\nindex 6ff3195e888e..2b6b6b5a9efb 100644\n--- a/gcc/config/arm/arm-mve-builtins-base.h\n+++ b/gcc/config/arm/arm-mve-builtins-base.h\n@@ -144,6 +144,7 @@ extern const function_base *const vmvnq;\n extern const function_base *const vnegq;\n extern const function_base *const vornq;\n extern const function_base *const vorrq;\n+extern const function_base *const vpnot;\n extern const function_base *const vpselq;\n extern const function_base *const vqabsq;\n extern const function_base *const vqaddq;\ndiff --git a/gcc/config/arm/arm-mve-builtins-shapes.cc b/gcc/config/arm/arm-mve-builtins-shapes.cc\nindex aeb14530a082..b324c2847dbc 100644\n--- a/gcc/config/arm/arm-mve-builtins-shapes.cc\n+++ b/gcc/config/arm/arm-mve-builtins-shapes.cc\n@@ -2710,6 +2710,21 @@ struct vidwdup_def : public overloaded_base<0>\n };\n SHAPE (vidwdup)\n \n+/* mve_pred16_t foo_t0(mve_pred16_t)\n+\n+ Example: vpnot.\n+ mve_pred16_t [__arm_]vpnot(mve_pred16_t a) */\n+struct vpnot_def : public nonoverloaded_base\n+{\n+ void\n+ build (function_builder &b, const function_group_info &group,\n+\t bool preserve_user_namespace) const override\n+ {\n+ build_all (b, \"p,p\", group, MODE_none, preserve_user_namespace);\n+ }\n+};\n+SHAPE (vpnot)\n+\n /* _t vfoo[_t0](_t, _t, mve_pred16_t)\n \n i.e. a version of the standard ternary shape in which\ndiff --git a/gcc/config/arm/arm-mve-builtins-shapes.h b/gcc/config/arm/arm-mve-builtins-shapes.h\nindex 6b839c577c6b..7614c92d1cd2 100644\n--- a/gcc/config/arm/arm-mve-builtins-shapes.h\n+++ b/gcc/config/arm/arm-mve-builtins-shapes.h\n@@ -90,6 +90,7 @@ namespace arm_mve\n extern const function_shape *const vcvtx;\n extern const function_shape *const viddup;\n extern const function_shape *const vidwdup;\n+ extern const function_shape *const vpnot;\n extern const function_shape *const vpsel;\n extern const function_shape *const vshlc;\n \ndiff --git a/gcc/config/arm/arm_mve.h b/gcc/config/arm/arm_mve.h\nindex ee18a4714fb1..64b22759a990 100644\n--- a/gcc/config/arm/arm_mve.h\n+++ b/gcc/config/arm/arm_mve.h\n@@ -50,7 +50,6 @@\n #define vgetq_lane(__a, __idx) __arm_vgetq_lane(__a, __idx)\n \n \n-#define vpnot(__a) __arm_vpnot(__a)\n #define vuninitializedq_u8(void) __arm_vuninitializedq_u8(void)\n #define vuninitializedq_u16(void) __arm_vuninitializedq_u16(void)\n #define vuninitializedq_u32(void) __arm_vuninitializedq_u32(void)\n@@ -111,13 +110,6 @@\n __builtin_arm_lane_check (__ARM_NUM_LANES(__vec), \\\n \t\t\t __ARM_LANEQ(__vec, __idx))\n \n-__extension__ extern __inline mve_pred16_t\n-__attribute__ ((__always_inline__, __gnu_inline__, __artificial__))\n-__arm_vpnot (mve_pred16_t __a)\n-{\n- return __builtin_mve_vpnotv16bi (__a);\n-}\n-\n __extension__ extern __inline int16x8_t\n __attribute__ ((__always_inline__, __gnu_inline__, __artificial__))\n __arm_vsetq_lane_s16 (int16_t __a, int16x8_t __b, const int __idx)\n","prefixes":["v2","01/14"]}