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(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=20Benn=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 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit 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=20Benn=C3=A9e?= , armbru@redhat.com, Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.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 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 -- 2.20.1