Files
clang-p2996/libclc/generic/include/clc/convert.h
Fraser Cormack 25c0554166 [libclc] Move conversion builtins to the CLC library (#124727)
This commit moves the implementations of conversion builtins to the CLC
library. It keeps the dichotomy of regular vs. clspv implementations of
the conversions. However, for the sake of a consistent interface all CLC
conversion routines are built, even the ones that clspv opts out of in
the user-facing OpenCL layer.

It simultaneously updates the python script to use f-strings for
formatting.
2025-02-12 08:55:02 +00:00

94 lines
4.9 KiB
C

#define _CLC_CONVERT_DECL(FROM_TYPE, TO_TYPE, SUFFIX) \
_CLC_OVERLOAD _CLC_DECL TO_TYPE convert_##TO_TYPE##SUFFIX(FROM_TYPE x);
#define _CLC_VECTOR_CONVERT_DECL(FROM_TYPE, TO_TYPE, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE, TO_TYPE, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE##2, TO_TYPE##2, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE##3, TO_TYPE##3, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE##4, TO_TYPE##4, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE##8, TO_TYPE##8, SUFFIX) \
_CLC_CONVERT_DECL(FROM_TYPE##16, TO_TYPE##16, SUFFIX)
#define _CLC_VECTOR_CONVERT_FROM1(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, char, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, uchar, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, int, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, uint, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, short, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, ushort, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, long, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, ulong, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, float, SUFFIX)
#if defined(cl_khr_fp64) && defined(cl_khr_fp16)
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
#define _CLC_VECTOR_CONVERT_FROM(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM1(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, double, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, half, SUFFIX)
#elif defined(cl_khr_fp64)
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
#define _CLC_VECTOR_CONVERT_FROM(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM1(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, double, SUFFIX)
#elif defined(cl_khr_fp16)
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
#define _CLC_VECTOR_CONVERT_FROM(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM1(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_DECL(FROM_TYPE, half, SUFFIX)
#else
#define _CLC_VECTOR_CONVERT_FROM(FROM_TYPE, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM1(FROM_TYPE, SUFFIX)
#endif
#define _CLC_VECTOR_CONVERT_TO1(SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(char, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(uchar, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(int, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(uint, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(short, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(ushort, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(long, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(ulong, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(float, SUFFIX)
#if defined(cl_khr_fp64) && defined(cl_khr_fp16)
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
#define _CLC_VECTOR_CONVERT_TO(SUFFIX) \
_CLC_VECTOR_CONVERT_TO1(SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(double, SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(half, SUFFIX)
#elif defined(cl_khr_fp64)
#pragma OPENCL EXTENSION cl_khr_fp64 : enable
#define _CLC_VECTOR_CONVERT_TO(SUFFIX) \
_CLC_VECTOR_CONVERT_TO1(SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(double, SUFFIX)
#elif defined(cl_khr_fp16)
#pragma OPENCL EXTENSION cl_khr_fp16 : enable
#define _CLC_VECTOR_CONVERT_TO(SUFFIX) \
_CLC_VECTOR_CONVERT_TO1(SUFFIX) \
_CLC_VECTOR_CONVERT_FROM(half, SUFFIX)
#else
#define _CLC_VECTOR_CONVERT_TO(SUFFIX) _CLC_VECTOR_CONVERT_TO1(SUFFIX)
#endif
#define _CLC_VECTOR_CONVERT_TO_SUFFIX(ROUND) \
_CLC_VECTOR_CONVERT_TO(_sat##ROUND) \
_CLC_VECTOR_CONVERT_TO(ROUND)
_CLC_VECTOR_CONVERT_TO_SUFFIX(_rtn)
_CLC_VECTOR_CONVERT_TO_SUFFIX(_rte)
_CLC_VECTOR_CONVERT_TO_SUFFIX(_rtz)
_CLC_VECTOR_CONVERT_TO_SUFFIX(_rtp)
_CLC_VECTOR_CONVERT_TO_SUFFIX()
#undef _CLC_VECTOR_CONVERT_TO_SUFFIX
#undef _CLC_VECTOR_CONVERT_TO
#undef _CLC_VECTOR_CONVERT_TO1
#undef _CLC_VECTOR_CONVERT_FROM
#undef _CLC_VECTOR_CONVERT_FROM1
#undef _CLC_VECTOR_CONVERT_DECL
#undef _CLC_CONVERT_DECL