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[libclc] Move modf to the CLC library (#127828)

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The "generic" unary_(def|decl)_with_ptr files are intended to be re-used
by the sincos and fract builtins in the future as they share an
identical type signature.
This commit is contained in:
Fraser Cormack 2025-02-20 08:36:46 +00:00 committed by GitHub
parent 3df03db689
commit 079115e6ea
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
8 changed files with 65 additions and 27 deletions
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11
libclc/clc/include/clc/math/clc_modf.h Normal file
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@ -0,0 +1,11 @@
#ifndef __CLC_MATH_CLC_MODF_H__
#define __CLC_MATH_CLC_MODF_H__
#define __CLC_FUNCTION __clc_modf
#define __CLC_BODY <clc/math/unary_decl_with_ptr.inc>
#include <clc/math/gentype.inc>
#undef __CLC_BODY
#undef __CLC_FUNCTION
#endif // __CLC_MATH_CLC_MODF_H__

6
libclc/clc/include/clc/math/unary_decl_with_ptr.inc Normal file
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@ -0,0 +1,6 @@
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE __CLC_FUNCTION(__CLC_GENTYPE x,
global __CLC_GENTYPE *ptr);
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE __CLC_FUNCTION(__CLC_GENTYPE x,
local __CLC_GENTYPE *ptr);
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE
__CLC_FUNCTION(__CLC_GENTYPE x, private __CLC_GENTYPE *ptr);

20
libclc/clc/include/clc/math/unary_def_with_ptr.inc Normal file
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@ -0,0 +1,20 @@
#include <clc/utils.h>
#ifndef __CLC_FUNCTION
#define __CLC_FUNCTION(x) __CLC_CONCAT(__clc_, x)
#endif
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE FUNCTION(__CLC_GENTYPE x,
private __CLC_GENTYPE *ptr) {
return __CLC_FUNCTION(FUNCTION)(x, ptr);
}
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE FUNCTION(__CLC_GENTYPE x,
global __CLC_GENTYPE *ptr) {
return __CLC_FUNCTION(FUNCTION)(x, ptr);
}
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE FUNCTION(__CLC_GENTYPE x,
local __CLC_GENTYPE *ptr) {
return __CLC_FUNCTION(FUNCTION)(x, ptr);
}

1
libclc/clc/lib/generic/SOURCES
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@ -22,6 +22,7 @@ math/clc_copysign.cl
math/clc_fabs.cl
math/clc_floor.cl
math/clc_mad.cl
math/clc_modf.cl
math/clc_nextafter.cl
math/clc_rint.cl
math/clc_trunc.cl

13
libclc/generic/include/clc/math/modf.inc → libclc/clc/lib/generic/math/clc_modf.cl
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2014, 2015 Advanced Micro Devices, Inc.
* 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
@ -20,6 +20,11 @@
* THE SOFTWARE.
*/
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE modf(__CLC_GENTYPE x, global __CLC_GENTYPE *iptr);
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE modf(__CLC_GENTYPE x, local __CLC_GENTYPE *iptr);
_CLC_OVERLOAD _CLC_DECL __CLC_GENTYPE modf(__CLC_GENTYPE x, private __CLC_GENTYPE *iptr);
#include <clc/internal/clc.h>
#include <clc/math/clc_copysign.h>
#include <clc/math/clc_trunc.h>
#include <clc/math/math.h>
#include <clc/relational/clc_isinf.h>
#define __CLC_BODY <clc_modf.inc>
#include <clc/math/gentype.inc>

31
libclc/generic/lib/math/modf.inc → libclc/clc/lib/generic/math/clc_modf.inc
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@ -19,31 +19,22 @@
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#if __CLC_FPSIZE == 64
#define ZERO 0.0
#elif __CLC_FPSIZE == 32
#define ZERO 0.0f
#elif __CLC_FPSIZE == 16
#define ZERO 0.0h
#endif
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE modf(__CLC_GENTYPE x,
private __CLC_GENTYPE *iptr) {
*iptr = trunc(x);
return copysign(isinf(x) ? ZERO : x - *iptr, x);
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE __clc_modf(__CLC_GENTYPE x,
private __CLC_GENTYPE *iptr) {
*iptr = __clc_trunc(x);
return __clc_copysign(__clc_isinf(x) ? __CLC_FP_LIT(0.0) : x - *iptr, x);
}
#define MODF_DEF(addrspace) \
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE modf(__CLC_GENTYPE x, \
addrspace __CLC_GENTYPE *iptr) { \
#define CLC_MODF_DEF(addrspace) \
_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE __clc_modf( \
__CLC_GENTYPE x, addrspace __CLC_GENTYPE *iptr) { \
__CLC_GENTYPE private_iptr; \
__CLC_GENTYPE ret = modf(x, &private_iptr); \
__CLC_GENTYPE ret = __clc_modf(x, &private_iptr); \
*iptr = private_iptr; \
return ret; \
}
MODF_DEF(local);
MODF_DEF(global);
CLC_MODF_DEF(local);
CLC_MODF_DEF(global);
#undef ZERO
#undef CLC_MODF_DEF

5
libclc/generic/include/clc/math/modf.h
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@ -20,5 +20,8 @@
* THE SOFTWARE.
*/
#define __CLC_BODY <clc/math/modf.inc>
#define __CLC_FUNCTION modf
#define __CLC_BODY <clc/math/unary_decl_with_ptr.inc>
#include <clc/math/gentype.inc>
#undef __CLC_FUNCTION

5
libclc/generic/lib/math/modf.cl
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@ -21,7 +21,8 @@
*/
#include <clc/clc.h>
#include <clc/math/math.h>
#include <clc/math/clc_modf.h>
#define __CLC_BODY <modf.inc>
#define FUNCTION modf
#define __CLC_BODY <clc/math/unary_def_with_ptr.inc>
#include <clc/math/gentype.inc>