[Libclc-dev] [PATCH 2/2] Implement native_log10

Vedran Miletić via Libclc-dev libclc-dev at lists.llvm.org
Tue Oct 24 09:56:14 PDT 2017


On 10/22/2017 06:52 AM, Jan Vesely via Libclc-dev wrote:
> On Wed, 2017-10-11 at 23:36 -0400, Jan Vesely wrote:
>> Use llvm instrinsic by default
>> Provide amdgpu workaround
>>
>> Signed-off-by: Jan Vesely <jan.vesely at rutgers.edu>
>> ---
>> This is the last missing native_builtin.
> 
> ping.
> 
> Jan
> 
>>
>>  amdgpu/lib/SOURCES                        |  1 +
>>  amdgpu/lib/math/native_log10.cl           | 27 ++++++++++++++++++++++++++
>>  amdgpu/lib/math/native_log10.inc          | 25 ++++++++++++++++++++++++
>>  generic/include/clc/clc.h                 |  1 +
>>  generic/include/clc/math/native_log10.h   | 27 ++++++++++++++++++++++++++
>>  generic/include/clc/math/native_log10.inc | 23 ++++++++++++++++++++++
>>  generic/lib/SOURCES                       |  1 +
>>  generic/lib/math/native_log10.cl          | 32 +++++++++++++++++++++++++++++++
>>  generic/lib/math/native_log10.inc         | 25 ++++++++++++++++++++++++
>>  9 files changed, 162 insertions(+)
>>  create mode 100644 amdgpu/lib/math/native_log10.cl
>>  create mode 100644 amdgpu/lib/math/native_log10.inc
>>  create mode 100644 generic/include/clc/math/native_log10.h
>>  create mode 100644 generic/include/clc/math/native_log10.inc
>>  create mode 100644 generic/lib/math/native_log10.cl
>>  create mode 100644 generic/lib/math/native_log10.inc
>>
>> diff --git a/amdgpu/lib/SOURCES b/amdgpu/lib/SOURCES
>> index 8cbe1d4..59d8b22 100644
>> --- a/amdgpu/lib/SOURCES
>> +++ b/amdgpu/lib/SOURCES
>> @@ -1,3 +1,4 @@
>>  math/native_log.cl
>> +math/native_log10.cl
>>  math/nextafter.cl
>>  math/sqrt.cl
>> diff --git a/amdgpu/lib/math/native_log10.cl b/amdgpu/lib/math/native_log10.cl
>> new file mode 100644
>> index 0000000..619b634
>> --- /dev/null
>> +++ b/amdgpu/lib/math/native_log10.cl
>> @@ -0,0 +1,27 @@
>> +/*
>> + * Copyright (c) 2014,2015 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.
>> + */
>> +
>> +#include <clc/clc.h>
>> +
>> +#define __CLC_BODY <native_log10.inc>
>> +#define __FLOAT_ONLY
>> +#include <clc/math/gentype.inc>
>> diff --git a/amdgpu/lib/math/native_log10.inc b/amdgpu/lib/math/native_log10.inc
>> new file mode 100644
>> index 0000000..a84b91b
>> --- /dev/null
>> +++ b/amdgpu/lib/math/native_log10.inc
>> @@ -0,0 +1,25 @@
>> +/*
>> + * Copyright (c) 2014,2015 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.
>> + */
>> +
>> +_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE native_log10(__CLC_GENTYPE val) {
>> +  return native_log2(val) * (M_LN2_F / M_LN10_F);
>> +}
>> diff --git a/generic/include/clc/clc.h b/generic/include/clc/clc.h
>> index 3701336..5d64751 100644
>> --- a/generic/include/clc/clc.h
>> +++ b/generic/include/clc/clc.h
>> @@ -104,6 +104,7 @@
>>  #include <clc/math/native_exp10.h>
>>  #include <clc/math/native_exp2.h>
>>  #include <clc/math/native_log.h>
>> +#include <clc/math/native_log10.h>
>>  #include <clc/math/native_log2.h>
>>  #include <clc/math/native_powr.h>
>>  #include <clc/math/native_recip.h>
>> diff --git a/generic/include/clc/math/native_log10.h b/generic/include/clc/math/native_log10.h
>> new file mode 100644
>> index 0000000..e95671d
>> --- /dev/null
>> +++ b/generic/include/clc/math/native_log10.h
>> @@ -0,0 +1,27 @@
>> +/*
>> + * Copyright (c) 2015 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.
>> + */
>> +
>> +#define __CLC_BODY <clc/math/native_log10.inc>
>> +#define __FLOAT_ONLY
>> +#include <clc/math/gentype.inc>
>> +#undef __CLC_BODY
>> +#undef __FLOAT_ONLY
>> diff --git a/generic/include/clc/math/native_log10.inc b/generic/include/clc/math/native_log10.inc
>> new file mode 100644
>> index 0000000..7b2971f
>> --- /dev/null
>> +++ b/generic/include/clc/math/native_log10.inc
>> @@ -0,0 +1,23 @@
>> +/*
>> + * Copyright (c) 2015 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.
>> + */
>> +
>> +_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE native_log10(__CLC_GENTYPE a);
>> diff --git a/generic/lib/SOURCES b/generic/lib/SOURCES
>> index 50f45da..b6c2019 100644
>> --- a/generic/lib/SOURCES
>> +++ b/generic/lib/SOURCES
>> @@ -121,6 +121,7 @@ math/logb.cl
>>  math/mad.cl
>>  math/modf.cl
>>  math/native_log.cl
>> +math/native_log10.cl
>>  math/native_log2.cl
>>  math/tables.cl
>>  math/clc_nextafter.cl
>> diff --git a/generic/lib/math/native_log10.cl b/generic/lib/math/native_log10.cl
>> new file mode 100644
>> index 0000000..a715907
>> --- /dev/null
>> +++ b/generic/lib/math/native_log10.cl
>> @@ -0,0 +1,32 @@
>> +/*
>> + * Copyright (c) 2014,2015 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.
>> + */
>> +
>> +#include <clc/clc.h>
>> +
>> +#define __CLC_FUNCTION __clc_native_log10
>> +#define __CLC_INTRINSIC "llvm.log10"
>> +#undef cl_khr_fp64
>> +#include <clc/math/unary_intrin.inc>
>> +
>> +#define __CLC_BODY <native_log10.inc>
>> +#define __FLOAT_ONLY
>> +#include <clc/math/gentype.inc>
>> diff --git a/generic/lib/math/native_log10.inc b/generic/lib/math/native_log10.inc
>> new file mode 100644
>> index 0000000..e9b3b7a
>> --- /dev/null
>> +++ b/generic/lib/math/native_log10.inc
>> @@ -0,0 +1,25 @@
>> +/*
>> + * Copyright (c) 2014,2015 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.
>> + */
>> +
>> +_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE native_log10(__CLC_GENTYPE val) {
>> +  return __clc_native_log10(val);
>> +}

I had exactly the same thing locally for a while, so I can say this is good.

Reviewed-by: Vedran Miletić <vedran at miletic.net>

-- 
Vedran Miletić
vedran.miletic.net


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