From patchwork Thu Oct 5 13:49:08 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Stafford Horne X-Patchwork-Id: 23344 Received: (qmail 21841 invoked by alias); 5 Oct 2017 13:49:49 -0000 Mailing-List: contact gdb-patches-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-patches-owner@sourceware.org Delivered-To: mailing list gdb-patches@sourceware.org Received: (qmail 20566 invoked by uid 89); 5 Oct 2017 13:49:48 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-25.4 required=5.0 tests=AWL, BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy=usi, udi, Hx-languages-length:1132, HX-Received:sk:s197mr1 X-HELO: mail-pg0-f65.google.com Received: from mail-pg0-f65.google.com (HELO mail-pg0-f65.google.com) (74.125.83.65) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 05 Oct 2017 13:49:47 +0000 Received: by mail-pg0-f65.google.com with SMTP id o1so14508718pga.4 for ; Thu, 05 Oct 2017 06:49:47 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=0wHVWt6vV0EERyxrbFC9kqEBnNXPuYrcPuG2/NP0tFY=; b=UyK64yO1pOYYa2yINbhRYmV6GOeZJ5ghBWKkOQ62hZHSSQewA/GKWP1J2uaZ3LdFXd JPhbj8QFQIctd/vGgjilHZv+wgV57F2ZdblKmSmV7kaU4mNAVxipYKm4V1bJGh+kb16V lGG7lldiPyH50X60r7lZDAvb9rarbGIa9z7o6LnqezgddVIE36QZYiq43tx/hZLNAICO XQzxkVC2xnQVHnjaW0zhw/1i3zq3q8129DdFBesOdXoO1qBwOVne8sHlTKKt5OLeRmzF xiCWbSoV7nyiArDjVoERKe3uPrRriw1GyHZpEvVVFmDPP6dlCsgMr7j8FJPFco2Ca3EK W1HQ== X-Gm-Message-State: AMCzsaWUgCb6CTiPyLVH8Ue98RiLqjjtEsUSorcwxRLDbmDeJENu8aCR v56g/C/Kv+RKUV1lc6NYntI85fAV X-Google-Smtp-Source: AOwi7QBX7/pbetFMDzJbOMWAdgirpZNJ0bbZUhrU+SExbk5bxcDwnJoHkB3pq6U5mqidj6YSW8YNhA== X-Received: by 10.99.119.206 with SMTP id s197mr12490865pgc.83.1507211385668; Thu, 05 Oct 2017 06:49:45 -0700 (PDT) Received: from localhost (g185.61-45-56.ppp.wakwak.ne.jp. [61.45.56.185]) by smtp.gmail.com with ESMTPSA id s68sm33702814pfd.72.2017.10.05.06.49.44 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 05 Oct 2017 06:49:45 -0700 (PDT) From: Stafford Horne To: GDB patches Cc: Openrisc , Mike Frysinger , Simon Marchi , Peter Gavin Subject: [PATCH v5 2/6] sim: cgen: add MUL2OFSI and MUL1OFSI macros (needed for OR1K l.mul[u]) Date: Thu, 5 Oct 2017 22:49:08 +0900 Message-Id: <20171005134912.26799-3-shorne@gmail.com> In-Reply-To: <20171005134912.26799-1-shorne@gmail.com> References: <20171005134912.26799-1-shorne@gmail.com> X-IsSubscribed: yes From: Peter Gavin sim/common/ChangeLog: 2012-03-14 Peter Gavin * cgen-ops.h (MUL2OFSI): New macro, 1's complement overflow. (MUL1OFSI): New macro, 2's complement overflow. --- sim/common/cgen-ops.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/sim/common/cgen-ops.h b/sim/common/cgen-ops.h index 97585d7943..ffbdf3fd6e 100644 --- a/sim/common/cgen-ops.h +++ b/sim/common/cgen-ops.h @@ -631,6 +631,22 @@ SUBOFQI (QI a, QI b, BI c) return res; } +SEMOPS_INLINE BI +MUL2OFSI (SI a, SI b) +{ + DI tmp = MULDI (EXTSIDI(a), EXTSIDI(b)); + BI res = tmp < -0x80000000LL || tmp > 0x7fffffffLL; + return res; +} + +SEMOPS_INLINE BI +MUL1OFSI (USI a, USI b) +{ + UDI tmp = MULDI (ZEXTSIDI(a), ZEXTSIDI(b)); + BI res = (tmp > 0xFFFFFFFFULL); + return res; +} + #else SI ADDCSI (SI, SI, BI); @@ -651,6 +667,8 @@ UBI ADDOFQI (QI, QI, BI); QI SUBCQI (QI, QI, BI); UBI SUBCFQI (QI, QI, BI); UBI SUBOFQI (QI, QI, BI); +BI MUL1OFSI (SI a, SI b); +BI MUL2OFSI (SI a, SI b); #endif