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bh=zH/iiil34fu/P51skU/SWdcg0kBCtcQsnxPLCP7KzBE=; b=T8aafsDuzx+fqKjl6YjK/bFArl xeDbMKnMbf5x0MUUWlux28eW84Y5Ekl85Hqn65qz71UjIv9j88JaKpzA/9jT2dJC/z6MaHIoYpyNx 7+Wa135dajHWctmQs7yM0DBsA; Received: from 97-122-81-39.hlrn.qwest.net ([97.122.81.39]:60408 helo=localhost.localdomain) by box5379.bluehost.com with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.93) (envelope-from ) id 1kvSHT-0029b0-QP for gdb-patches@sourceware.org; Fri, 01 Jan 2021 14:48:19 -0700 From: Tom Tromey To: gdb-patches@sourceware.org Subject: [PATCH 113/203] Introduce unop_alignof_operation Date: Fri, 1 Jan 2021 14:45:53 -0700 Message-Id: <20210101214723.1784144-114-tom@tromey.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210101214723.1784144-1-tom@tromey.com> References: <20210101214723.1784144-1-tom@tromey.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - box5379.bluehost.com X-AntiAbuse: Original Domain - sourceware.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - tromey.com X-BWhitelist: no X-Source-IP: 97.122.81.39 X-Source-L: No X-Exim-ID: 1kvSHT-0029b0-QP X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: 97-122-81-39.hlrn.qwest.net (localhost.localdomain) [97.122.81.39]:60408 X-Source-Auth: tom+tromey.com X-Email-Count: 114 X-Source-Cap: ZWx5bnJvYmk7ZWx5bnJvYmk7Ym94NTM3OS5ibHVlaG9zdC5jb20= X-Local-Domain: yes X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces@sourceware.org Sender: "Gdb-patches" This adds class unop_alignof_operation, which implements UNOP_ALIGNOF. gdb/ChangeLog 2021-01-01 Tom Tromey * expop.h (class unop_alignof_operation): New. * eval.c (eval_op_alignof): No longer static. --- gdb/ChangeLog | 5 +++++ gdb/eval.c | 2 +- gdb/expop.h | 25 +++++++++++++++++++++++++ 3 files changed, 31 insertions(+), 1 deletion(-) diff --git a/gdb/eval.c b/gdb/eval.c index f07990932b9..526c80de92b 100644 --- a/gdb/eval.c +++ b/gdb/eval.c @@ -1856,7 +1856,7 @@ eval_op_ind (struct type *expect_type, struct expression *exp, /* A helper function for UNOP_ALIGNOF. */ -static struct value * +struct value * eval_op_alignof (struct type *expect_type, struct expression *exp, enum noside noside, struct value *arg1) diff --git a/gdb/expop.h b/gdb/expop.h index 22af0c824e2..b5f01550d85 100644 --- a/gdb/expop.h +++ b/gdb/expop.h @@ -188,6 +188,10 @@ extern struct value *eval_op_ind (struct type *expect_type, extern struct value *eval_op_type (struct type *expect_type, struct expression *exp, enum noside noside, struct type *type); +extern struct value *eval_op_alignof (struct type *expect_type, + struct expression *exp, + enum noside noside, + struct value *arg1); namespace expr { @@ -1600,6 +1604,27 @@ class unop_sizeof_operation override; }; +/* Implement 'alignof'. */ +class unop_alignof_operation + : public maybe_constant_operation +{ +public: + + using maybe_constant_operation::maybe_constant_operation; + + value *evaluate (struct type *expect_type, + struct expression *exp, + enum noside noside) override + { + value *val = std::get<0> (m_storage)->evaluate (nullptr, exp, + EVAL_AVOID_SIDE_EFFECTS); + return eval_op_alignof (expect_type, exp, noside, val); + } + + enum exp_opcode opcode () const override + { return UNOP_ALIGNOF; } +}; + } /* namespace expr */ #endif /* EXPOP_H */ -- 2.26.2