derek.holloway
7502bf64a4
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54 lines
1.4 KiB
Common Lisp
54 lines
1.4 KiB
Common Lisp
//===----------------------------------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "clc/clc_convert.h"
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#include "clc/float/definitions.h"
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#include "clc/internal/clc.h"
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#include "clc/math/clc_ep.h"
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#include "clc/math/clc_fabs.h"
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#include "clc/math/clc_fma.h"
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#include "clc/math/clc_frexp.h"
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#include "clc/math/clc_ldexp.h"
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#include "clc/math/clc_log2.h"
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#include "clc/math/clc_mad.h"
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#include "clc/math/math.h"
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#include "clc/relational/clc_isinf.h"
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#include "clc/relational/clc_isnan.h"
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/*
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*log(x) = log2(x) * (1/log2(e))
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*/
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_CLC_OVERLOAD _CLC_DEF float __clc_log(float x) {
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return __clc_log2(x) * (1.0f / M_LOG2E_F);
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}
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#ifdef cl_khr_fp64
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#pragma OPENCL EXTENSION cl_khr_fp64 : enable
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_CLC_OVERLOAD _CLC_DEF double __clc_log(double x) {
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return __clc_log2(x) * (1.0 / M_LOG2E);
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}
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#endif // cl_khr_fp64
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#ifdef cl_khr_fp16
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#pragma OPENCL EXTENSION cl_khr_fp16 : enable
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_CLC_OVERLOAD _CLC_DEF half __clc_log(half x) {
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return (half)__clc_log2((float)x) * (1.0h / M_LOG2E_H);
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}
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#endif // cl_khr_fp16
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#define __CLC_FUNCTION __clc_log
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#define __CLC_BODY "clc/shared/unary_def_scalarize.inc"
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#include "clc/math/gentype.inc"
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