From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x429.google.com (mail-wr1-x429.google.com [IPv6:2a00:1450:4864:20::429]) by sourceware.org (Postfix) with ESMTPS id D79323857702 for ; Tue, 30 Jan 2024 12:11:48 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org D79323857702 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embecosm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=embecosm.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org D79323857702 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=2a00:1450:4864:20::429 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1706616750; cv=none; b=dZSz5N0nanVcjaELd9/RGKozscw1DJYrkTWNqbT/I+ZROCoNGQb/b3zbgrNZBLlHykZvjDoWUy9tp28YMRnhrxeilpAYdtX4traWEzAmVUao34GsDrDfvSDWIXaTHRVR9hV364+JwzgnjWImMFQsuiGH27ZHDY/r9/uPUnt3txw= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1706616750; c=relaxed/simple; bh=2XF/Y3sgZjX6r70VvOG9SocX1lMF8PISH21OwbdgADo=; h=DKIM-Signature:From:To:Subject:Date:Message-ID:MIME-Version; b=NFpw3dedrxEtEndWmDyJLl3mIts29V/NCVo0nS2NRgz8phVQjHQyMdc5S/3EcSYa1JhfuF9RdDMllHGQe+35Ykm8BIGbB4lPnZ/Ky6udQA2ML6F9KDg6pyVVkK9TklWxejgi6gyN4yxFOLpkPapwhfAA+QmJQk7JL0WbrLa9IAE= ARC-Authentication-Results: i=1; server2.sourceware.org Received: by mail-wr1-x429.google.com with SMTP id ffacd0b85a97d-33ae7681d03so1637536f8f.1 for ; Tue, 30 Jan 2024 04:11:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=embecosm.com; s=google; t=1706616706; x=1707221506; darn=gcc.gnu.org; h=content-transfer-encoding:mime-version:reply-to:references :in-reply-to:message-id:date:subject:cc:to:from:from:to:cc:subject :date:message-id:reply-to; bh=c5ar4ANHt3rVdOEEMWvgAQjfr27lyOrmBWniB8yo1S0=; b=QDO3PUzOaZLVyjNciKAGxLozJb7V4VPxHrMMBmCM9/2HqIbhSupBKpgNalAjubWryu m5w077wO1WafOKaa4XaUua9rDJ2SPCkCgHNtRsCb03KDCMdYpVV6aLO8y7Te84Uww6Zl 4XK67Nzai8AS24JkgdjKkYk9QJCrh91Lx72wtrqVbVjXcTJXN9jpp0jkkqH1wJX2U7gg /k0uNzWOVTfEEJs1FPqF1oJ4Y0iKsXQPnTkzaXGgZxe8QWYhE4LhsSpjkIN74QDMXBFw oyzO8XLa+Q2Oa4VRLS60kK7uKQG8X6EtpPlOYCecQlvTL1CX7aMSGp8Hmb2mBt8ScknR uphg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1706616706; x=1707221506; h=content-transfer-encoding:mime-version:reply-to:references :in-reply-to:message-id:date:subject:cc:to:from:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=c5ar4ANHt3rVdOEEMWvgAQjfr27lyOrmBWniB8yo1S0=; b=uiF0LVBmjX1c/eZ59hKbnnug7Kg1KiaFp8j3J+h1DI5Q1mGuTXJu6SwuGuZ66mvhyh svYFvtwKcNYTDZ+3XP0t/O80gVT6O3FG9kW0umoWFDctiuelYah+/EF2nav8XXYHKm3a 1VPF2+gjyALzcB/Qcni11EDREVeIoMGpI4Q/rsuaxxXRSTndJDrHgT49b7iiudn2OE+D cUMlRHot293MPK/omOk1C3aVB32xwHcpaSaeCZZTC2CFg5fGPnRZY4Sc8jUOzEqcyCz8 IGQ+YtsKcoDds4BwaSs2CGqdqr95+J4HUFMfgDTaO4rErG8xVniMSf/rQNz1JofKSXDs bE3g== X-Gm-Message-State: AOJu0Yzxlt1s+OgiNQJCAwckVFd2c+kzSuBQaLfN6bI7ibnsmZ8NyKgk CecrCgJuijiktHK0QkRxqpxF1+HfbIHoBlUza18LWP4dJXK1U3SPjHcisPBowOma9YMOePejXcq Rcw== X-Google-Smtp-Source: AGHT+IF6Wqjopt43XHpOMkwkyEEiBwsixWqBX7KxMrZ60EB6B0yCAgUbgCQbkxaWJYPl6rfjDM+rtA== X-Received: by 2002:a05:6000:cc5:b0:337:6948:1309 with SMTP id dq5-20020a0560000cc500b0033769481309mr5704393wrb.38.1706616706440; Tue, 30 Jan 2024 04:11:46 -0800 (PST) Received: from platypus.localdomain ([62.23.166.218]) by smtp.gmail.com with ESMTPSA id f9-20020a056000036900b00339307d9d31sm10569894wrf.112.2024.01.30.04.11.46 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 30 Jan 2024 04:11:46 -0800 (PST) From: arthur.cohen@embecosm.com To: gcc-patches@gcc.gnu.org Cc: gcc-rust@gcc.gnu.org, Jakub Dupak Subject: [COMMITTED 077/101] gccrs: TyTy: SubstitutionRef cast specialization Date: Tue, 30 Jan 2024 13:07:33 +0100 Message-ID: <20240130121026.807464-80-arthur.cohen@embecosm.com> X-Mailer: git-send-email 2.42.1 In-Reply-To: <20240130121026.807464-2-arthur.cohen@embecosm.com> References: <20240130121026.807464-2-arthur.cohen@embecosm.com> Reply-To: arthur.cohen@embecosm.com MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-14.1 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: From: Jakub Dupak Allows skipping parent check when casting. gcc/rust/ChangeLog: * typecheck/rust-tyty.h (BaseType::is): Cast API. (SubstitutionRef>): Cast API. (BaseType::as): Cast API. (BaseType::try_as): Cast API. Signed-off-by: Jakub Dupak --- gcc/rust/typecheck/rust-tyty.h | 78 ++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) diff --git a/gcc/rust/typecheck/rust-tyty.h b/gcc/rust/typecheck/rust-tyty.h index 6ce760df66e..2ed407ee169 100644 --- a/gcc/rust/typecheck/rust-tyty.h +++ b/gcc/rust/typecheck/rust-tyty.h @@ -1575,6 +1575,84 @@ BaseType::is () const return this->is (); } +template <> +WARN_UNUSED_RESULT inline bool +BaseType::is () const +{ + auto kind = this->get_kind (); + return kind == FNPTR || kind == FNDEF || kind == CLOSURE || kind == ADT + || kind == PROJECTION; +} + +template <> +WARN_UNUSED_RESULT inline bool +BaseType::is () const +{ + return this->is (); +} + +template <> +WARN_UNUSED_RESULT inline SubstitutionRef * +BaseType::as () +{ + auto kind = this->get_kind (); + switch (kind) + { + case FNDEF: + return static_cast (this); + case CLOSURE: + return static_cast (this); + case ADT: + return static_cast (this); + case PROJECTION: + return static_cast (this); + default: + rust_unreachable (); + } +} + +template <> +WARN_UNUSED_RESULT inline const SubstitutionRef * +BaseType::as () const +{ + auto kind = this->get_kind (); + switch (kind) + { + case FNDEF: + return static_cast (this); + case CLOSURE: + return static_cast (this); + case ADT: + return static_cast (this); + case PROJECTION: + return static_cast (this); + default: + rust_unreachable (); + } +} + +template <> +WARN_UNUSED_RESULT inline SubstitutionRef * +BaseType::try_as () +{ + if (this->is ()) + { + return this->as (); + } + return nullptr; +} + +template <> +WARN_UNUSED_RESULT inline const SubstitutionRef * +BaseType::try_as () const +{ + if (this->is ()) + { + return this->as (); + } + return nullptr; +} + } // namespace TyTy } // namespace Rust -- 2.42.1