diff options
Diffstat (limited to 'third_party/rust/glslopt/glsl-optimizer/src/util/softfloat.h')
-rw-r--r-- | third_party/rust/glslopt/glsl-optimizer/src/util/softfloat.h | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/third_party/rust/glslopt/glsl-optimizer/src/util/softfloat.h b/third_party/rust/glslopt/glsl-optimizer/src/util/softfloat.h new file mode 100644 index 0000000000..4e48c6548b --- /dev/null +++ b/third_party/rust/glslopt/glsl-optimizer/src/util/softfloat.h @@ -0,0 +1,65 @@ +/* + * License for Berkeley SoftFloat Release 3e + * + * John R. Hauser + * 2018 January 20 + * + * The following applies to the whole of SoftFloat Release 3e as well as to + * each source file individually. + * + * Copyright 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018 The Regents of the + * University of California. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions, and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions, and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * 3. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS "AS IS", AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ARE + * DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF + * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * + * The functions listed in this file are modified versions of the ones + * from the Berkeley SoftFloat 3e Library. + */ + +#ifndef _SOFTFLOAT_H_ +#define _SOFTFLOAT_H_ + +#include <stdbool.h> +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +double _mesa_double_add_rtz(double a, double b); +double _mesa_double_sub_rtz(double a, double b); +double _mesa_double_mul_rtz(double a, double b); +double _mesa_double_fma_rtz(double a, double b, double c); +float _mesa_float_fma_rtz(float a, float b, float c); +float _mesa_double_to_f32(double x, bool rtz); +uint16_t _mesa_float_to_half_rtz(float x); + +#ifdef __cplusplus +} /* extern C */ +#endif + +#endif /* _SOFTFLOAT_H */ |