/*
* Copyright (c) 2014 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef __CLC_MATH_H_
#define __CLC_MATH_H_
#include "clc/clcfunc.h"
#include "clc/as_type.h"
#include "config.h"
#define SNAN 0x001
#define QNAN 0x002
#define NINF 0x004
#define NNOR 0x008
#define NSUB 0x010
#define NZER 0x020
#define PZER 0x040
#define PSUB 0x080
#define PNOR 0x100
#define PINF 0x200
#if (defined __AMDGCN__ || defined __R600__) && !defined __HAS_FMAF__
#define HAVE_HW_FMA32() (0)
#elif defined CLC_SPIRV || defined CLC_SPIRV64
bool __attribute__((noinline)) __clc_runtime_has_hw_fma32(void);
#define HAVE_HW_FMA32() __clc_runtime_has_hw_fma32()
#else
#define HAVE_HW_FMA32() (1)
#endif
#define HAVE_BITALIGN() (0)
#define HAVE_FAST_FMA32() (0)
#define MATH_DIVIDE(X, Y) ((X) / (Y))
#define MATH_RECIP(X) (1.0f / (X))
#define MATH_SQRT(X) sqrt(X)
#define SIGNBIT_SP32 0x80000000
#define EXSIGNBIT_SP32 0x7fffffff
#define EXPBITS_SP32 0x7f800000
#define MANTBITS_SP32 0x007fffff
#define ONEEXPBITS_SP32 0x3f800000
#define TWOEXPBITS_SP32 0x40000000
#define HALFEXPBITS_SP32 0x3f000000
#define IMPBIT_SP32 0x00800000
#define QNANBITPATT_SP32 0x7fc00000
#define INDEFBITPATT_SP32 0xffc00000
#define PINFBITPATT_SP32 0x7f800000
#define NINFBITPATT_SP32 0xff800000
#define EXPBIAS_SP32 127
#define EXPSHIFTBITS_SP32 23
#define BIASEDEMIN_SP32 1
#define EMIN_SP32 -126
#define BIASEDEMAX_SP32 254
#define EMAX_SP32 127
#define LAMBDA_SP32 1.0e30
#define MANTLENGTH_SP32 24
#define BASEDIGITS_SP32 7
_CLC_OVERLOAD _CLC_INLINE float __clc_flush_denormal_if_not_supported(float x)
{
int ix = as_int(x);
if (!__clc_fp32_subnormals_supported() &&
((ix & EXPBITS_SP32) == 0) && ((ix & MANTBITS_SP32) != 0)) {
ix &= SIGNBIT_SP32;
x = as_float(ix);
}
return x;
}
#ifdef cl_khr_fp64
#define SIGNBIT_DP64 0x8000000000000000L
#define EXSIGNBIT_DP64 0x7fffffffffffffffL
#define EXPBITS_DP64 0x7ff0000000000000L
#define MANTBITS_DP64 0x000fffffffffffffL
#define ONEEXPBITS_DP64 0x3ff0000000000000L
#define TWOEXPBITS_DP64 0x4000000000000000L
#define HALFEXPBITS_DP64 0x3fe0000000000000L
#define IMPBIT_DP64 0x0010000000000000L
#define QNANBITPATT_DP64 0x7ff8000000000000L
#define INDEFBITPATT_DP64 0xfff8000000000000L
#define PINFBITPATT_DP64 0x7ff0000000000000L
#define NINFBITPATT_DP64 0xfff0000000000000L
#define EXPBIAS_DP64 1023
#define EXPSHIFTBITS_DP64 52
#define BIASEDEMIN_DP64 1
#define EMIN_DP64 -1022
#define BIASEDEMAX_DP64 2046 /* 0x7fe */
#define EMAX_DP64 1023 /* 0x3ff */
#define LAMBDA_DP64 1.0e300
#define MANTLENGTH_DP64 53
#define BASEDIGITS_DP64 15
#endif // cl_khr_fp64
#define ALIGNED(x) __attribute__((aligned(x)))
#endif // __CLC_MATH_H_
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