From patchwork Thu Aug 8 16:41:12 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Alex_Benn=C3=A9e?= X-Patchwork-Id: 170818 Delivered-To: patch@linaro.org Received: by 2002:a92:512:0:0:0:0:0 with SMTP id q18csp8813692ile; Thu, 8 Aug 2019 09:41:43 -0700 (PDT) X-Google-Smtp-Source: APXvYqx8morbClJYf+qS7jMzRyyLSaw6X8X7/pEjsUoGDJ7zvwPLXsyn8xY1ywO21JL5aCx3KWF0 X-Received: by 2002:a37:749:: with SMTP id 70mr14128621qkh.399.1565282503251; Thu, 08 Aug 2019 09:41:43 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1565282503; cv=none; d=google.com; s=arc-20160816; b=vokkZG/1FOx833EKLDXjBkBRJldITuX4I3XU/Ic8e4Shg/ISec0wR8ftTZJ7srXtQV /6/0gsY/HJ23KJi1xZFwnbVrS9JCWrwgw6SfIEB0tC7AI0s+xRNLHQamZrZm31e7UOr4 dDN609ZDcxT+1yOS72B8CLJNNgRU6DFn+ihgJMgCLaY3/RR6faeHFDM6ZSY7YmjQ/40o TqdZhAqbE36DV3LEzMPtYEUsPr2xq9+PBmnc2ZL65fvB/5rj3l9Km1mz6myiGCQeREqt va6hGnLrO0kuqyC3CgbUhKpK2YMeWCL7fcD15ThMm5mMMj5B+Yfnw9I6OgnJCAIgqM5A 4fsQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:cc:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:subject :content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:to:from:dkim-signature; bh=1gvB+brx8aoGNUz43r6/Ya3+3uUFPyvcnU6yrAo83jo=; b=BI872FrHSEaHyU2LddBuWFQgU05/S1+/TBpE45kSY2LrWqfzRvl3NC54ebt8D+raWp XEtfFvZXi+k2zlPOVE+GP14Qts6bVZgJxM2Os+QeAKyvI947WZlUYzUYzgy0G1Ktfqhe wizDQCDYYoEb/3h7jRNr8JNGhB9Jxt9/psySxRrsOIHykULzadjEKM2ll07qkeie4aoa Bm7BNlYporjbdfUn4+zKpbLNbyHfZu1ptMvLx/jinwijPnVWj43auD/JRsXonJIivnXd W72yGgHDdvBuvjGSQd+5KHKgSm6iolVQyw9NrngtcchYxB3w3RBjjuNuQe3bhMTaejov TnRw== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@linaro.org header.s=google header.b=cKL0KCnm; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id p28si1204616qve.83.2019.08.08.09.41.43 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 08 Aug 2019 09:41:43 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@linaro.org header.s=google header.b=cKL0KCnm; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1]:54080 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hvlTx-0004U3-3D for patch@linaro.org; Thu, 08 Aug 2019 12:41:42 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55092) by lists.gnu.org with esmtp (Exim 4.86_2) (envelope-from ) id 1hvlTf-0004So-CT for qemu-devel@nongnu.org; Thu, 08 Aug 2019 12:41:26 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1hvlTd-0007UR-Kt for qemu-devel@nongnu.org; Thu, 08 Aug 2019 12:41:23 -0400 Received: from mail-wr1-x434.google.com ([2a00:1450:4864:20::434]:41535) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1hvlTd-0007Rz-EQ for qemu-devel@nongnu.org; Thu, 08 Aug 2019 12:41:21 -0400 Received: by mail-wr1-x434.google.com with SMTP id c2so92354616wrm.8 for ; Thu, 08 Aug 2019 09:41:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=1gvB+brx8aoGNUz43r6/Ya3+3uUFPyvcnU6yrAo83jo=; b=cKL0KCnmywhdx/f2oTbYxWfMLu+NRa857pk2czdhnZkzODQzD4Tvde4hRjE1VLawkk QBLixHzf4wGKIS9XJLLe072v2p6wjuIm0sLKExMsX7zzX6mInj4YYMf2/hWSRVm38sEJ pQv2HBucNsvUQfiI7gukZdRNUFUJcfOcHk5aj0MZWBsOG0NwqjYpEmNfy5bpXuCl143T Pd3MKAVyI3LIji9OdcqXBeHTmoPiCzaM8LD6goOBxxRqyjTa8p8FPL6bDHK1degV7/yL 5JpKOLUcWiJvNBC8bM4PLMVLI29MH+o3OOXUqHhu8jTA3Wkqh8a0tvGNgCo4mlJOusnz syTg== 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:mime-version:content-transfer-encoding; bh=1gvB+brx8aoGNUz43r6/Ya3+3uUFPyvcnU6yrAo83jo=; b=W63pGCmr7iXyx4R5+JEYH2zJT649T+aOHgpgalpiU6FqdvvdpITNremu1zqgSfg8iR 75yl7DmZezTggwA8D2/nDiXjyE8GRXZSLG9TzsxkrANV8Hpa5mDDItMwAlu49KIsU71u NFK6Q2aN9p8zIYXDeAogefWpVSchetlSMdkdPVMrQaw4IWeD8cSRraLPcpDdl7kqdi0g RjP+M2r7WOWiV62V5Hh7NxNRS/BioKPMmY2TrlpuLgZpQKwlVLC/h5yMfCdsN97YPmsn HStfdgeuWMERT5EGvXmpil/LwAjrclhPWluwzNOIZD6doJgCFx1+5giigODTlVyydIjT CvPw== X-Gm-Message-State: APjAAAXHp1bIM8PHobLEIMUGIR3K9Uyj+0Oz/6Pll1lvSEc/ccu3bp6v 2SWGbJPvb+GKV8NsPs5LAPxJmg== X-Received: by 2002:a5d:50d1:: with SMTP id f17mr16926831wrt.124.1565282480288; Thu, 08 Aug 2019 09:41:20 -0700 (PDT) Received: from zen.linaroharston ([81.128.185.34]) by smtp.gmail.com with ESMTPSA id g8sm2028576wme.20.2019.08.08.09.41.18 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Thu, 08 Aug 2019 09:41:19 -0700 (PDT) Received: from zen.linaroharston. (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id 711811FF8F; Thu, 8 Aug 2019 17:41:18 +0100 (BST) From: =?utf-8?q?Alex_Benn=C3=A9e?= To: qemu-devel@nongnu.org Date: Thu, 8 Aug 2019 17:41:12 +0100 Message-Id: <20190808164117.23348-3-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190808164117.23348-1-alex.bennee@linaro.org> References: <20190808164117.23348-1-alex.bennee@linaro.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::434 Subject: [Qemu-devel] [PATCH v1 2/7] fpu: move inline helpers into a separate header X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , =?utf-8?q?Alex_Benn=C3=A9e?= , armbru@redhat.com, Aurelien Jarno Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" There are a bunch of users of the inline helpers who do not need access to the entire softfloat API. Move those inline helpers into a new header file which can be included without bringing in the rest of the world. Signed-off-by: Alex Bennée --- include/fpu/softfloat-helpers.h | 118 ++++++++++++++++++++++++++++++++ include/fpu/softfloat.h | 63 +---------------- 2 files changed, 119 insertions(+), 62 deletions(-) create mode 100644 include/fpu/softfloat-helpers.h -- 2.20.1 Reviewed-by: Richard Henderson diff --git a/include/fpu/softfloat-helpers.h b/include/fpu/softfloat-helpers.h new file mode 100644 index 00000000000..de90663d384 --- /dev/null +++ b/include/fpu/softfloat-helpers.h @@ -0,0 +1,118 @@ +/* + * QEMU float support - standalone helpers + * + * This is provided for files that don't need the access to the full + * set of softfloat functions. Typically this is cpu initialisation + * code which wants to set default rounding and exceptions modes. + * + * The code in this source file is derived from release 2a of the SoftFloat + * IEC/IEEE Floating-point Arithmetic Package. Those parts of the code (and + * some later contributions) are provided under that license, as detailed below. + * It has subsequently been modified by contributors to the QEMU Project, + * so some portions are provided under: + * the SoftFloat-2a license + * the BSD license + * GPL-v2-or-later + * + * Any future contributions to this file after December 1st 2014 will be + * taken to be licensed under the Softfloat-2a license unless specifically + * indicated otherwise. + */ + +/* +=============================================================================== +This C header file is part of the SoftFloat IEC/IEEE Floating-point +Arithmetic Package, Release 2a. + +Written by John R. Hauser. This work was made possible in part by the +International Computer Science Institute, located at Suite 600, 1947 Center +Street, Berkeley, California 94704. Funding was partially provided by the +National Science Foundation under grant MIP-9311980. The original version +of this code was written as part of a project to build a fixed-point vector +processor in collaboration with the University of California at Berkeley, +overseen by Profs. Nelson Morgan and John Wawrzynek. More information +is available through the Web page `http://HTTP.CS.Berkeley.EDU/~jhauser/ +arithmetic/SoftFloat.html'. + +THIS SOFTWARE IS DISTRIBUTED AS IS, FOR FREE. Although reasonable effort +has been made to avoid it, THIS SOFTWARE MAY CONTAIN FAULTS THAT WILL AT +TIMES RESULT IN INCORRECT BEHAVIOR. USE OF THIS SOFTWARE IS RESTRICTED TO +PERSONS AND ORGANIZATIONS WHO CAN AND WILL TAKE FULL RESPONSIBILITY FOR ANY +AND ALL LOSSES, COSTS, OR OTHER PROBLEMS ARISING FROM ITS USE. + +Derivative works are acceptable, even for commercial purposes, so long as +(1) they include prominent notice that the work is derivative, and (2) they +include prominent notice akin to these four paragraphs for those parts of +this code that are retained. + +=============================================================================== +*/ + +#ifndef _SOFTFLOAT_HELPERS_H_ +#define _SOFTFLOAT_HELPERS_H_ + +#include "fpu/softfloat-types.h" + +static inline void set_float_detect_tininess(int val, float_status *status) +{ + status->float_detect_tininess = val; +} +static inline void set_float_rounding_mode(int val, float_status *status) +{ + status->float_rounding_mode = val; +} +static inline void set_float_exception_flags(int val, float_status *status) +{ + status->float_exception_flags = val; +} +static inline void set_floatx80_rounding_precision(int val, + float_status *status) +{ + status->floatx80_rounding_precision = val; +} +static inline void set_flush_to_zero(flag val, float_status *status) +{ + status->flush_to_zero = val; +} +static inline void set_flush_inputs_to_zero(flag val, float_status *status) +{ + status->flush_inputs_to_zero = val; +} +static inline void set_default_nan_mode(flag val, float_status *status) +{ + status->default_nan_mode = val; +} +static inline void set_snan_bit_is_one(flag val, float_status *status) +{ + status->snan_bit_is_one = val; +} +static inline int get_float_detect_tininess(float_status *status) +{ + return status->float_detect_tininess; +} +static inline int get_float_rounding_mode(float_status *status) +{ + return status->float_rounding_mode; +} +static inline int get_float_exception_flags(float_status *status) +{ + return status->float_exception_flags; +} +static inline int get_floatx80_rounding_precision(float_status *status) +{ + return status->floatx80_rounding_precision; +} +static inline flag get_flush_to_zero(float_status *status) +{ + return status->flush_to_zero; +} +static inline flag get_flush_inputs_to_zero(float_status *status) +{ + return status->flush_inputs_to_zero; +} +static inline flag get_default_nan_mode(float_status *status) +{ + return status->default_nan_mode; +} + +#endif /* _SOFTFLOAT_HELPERS_H_ */ diff --git a/include/fpu/softfloat.h b/include/fpu/softfloat.h index d9333eb65b8..ecb8ba01149 100644 --- a/include/fpu/softfloat.h +++ b/include/fpu/softfloat.h @@ -93,68 +93,7 @@ enum { }; #include "fpu/softfloat-types.h" - -static inline void set_float_detect_tininess(int val, float_status *status) -{ - status->float_detect_tininess = val; -} -static inline void set_float_rounding_mode(int val, float_status *status) -{ - status->float_rounding_mode = val; -} -static inline void set_float_exception_flags(int val, float_status *status) -{ - status->float_exception_flags = val; -} -static inline void set_floatx80_rounding_precision(int val, - float_status *status) -{ - status->floatx80_rounding_precision = val; -} -static inline void set_flush_to_zero(flag val, float_status *status) -{ - status->flush_to_zero = val; -} -static inline void set_flush_inputs_to_zero(flag val, float_status *status) -{ - status->flush_inputs_to_zero = val; -} -static inline void set_default_nan_mode(flag val, float_status *status) -{ - status->default_nan_mode = val; -} -static inline void set_snan_bit_is_one(flag val, float_status *status) -{ - status->snan_bit_is_one = val; -} -static inline int get_float_detect_tininess(float_status *status) -{ - return status->float_detect_tininess; -} -static inline int get_float_rounding_mode(float_status *status) -{ - return status->float_rounding_mode; -} -static inline int get_float_exception_flags(float_status *status) -{ - return status->float_exception_flags; -} -static inline int get_floatx80_rounding_precision(float_status *status) -{ - return status->floatx80_rounding_precision; -} -static inline flag get_flush_to_zero(float_status *status) -{ - return status->flush_to_zero; -} -static inline flag get_flush_inputs_to_zero(float_status *status) -{ - return status->flush_inputs_to_zero; -} -static inline flag get_default_nan_mode(float_status *status) -{ - return status->default_nan_mode; -} +#include "fpu/softfloat-helpers.h" /*---------------------------------------------------------------------------- | Routine to raise any or all of the software IEC/IEEE floating-point