diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | bits/libm-simd-decl-stubs.h | 40 | ||||
| -rw-r--r-- | bits/math-vector.h | 27 | ||||
| -rw-r--r-- | math/Makefile | 3 | ||||
| -rw-r--r-- | math/math.h | 9 |
5 files changed, 84 insertions, 1 deletions
@@ -1,5 +1,11 @@ 2015-05-14 Andrew Senkevich <andrew.senkevich@intel.com> + * bits/math-vector.h: New file. + * bits/libm-simd-decl-stubs.h: New header. + * math/Makefile (headers): Added new header + libm-simd-decl-stubs.h. + * math/math.h (__MATHCALL_VEC): New macro. + * math/gen-libm-have-vector-test.sh: Script generates series of macros for conditions in testing functions. * math/Makefile: Added call of libm-have-vector-test.sh. diff --git a/bits/libm-simd-decl-stubs.h b/bits/libm-simd-decl-stubs.h new file mode 100644 index 0000000000..b1ba994350 --- /dev/null +++ b/bits/libm-simd-decl-stubs.h @@ -0,0 +1,40 @@ +/* Empty definitions required for __MATHCALL_VEC unfolding in mathcalls.h. + Copyright (C) 2014-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _MATH_H +# error "Never include <bits/libm-simd-decl-stubs.h> directly;\ + include <math.h> instead." +#endif + +/* Needed definitions could be generated with: + for func in $(grep __MATHCALL_VEC math/bits/mathcalls.h |\ + sed -r "s|__MATHCALL_VEC.?\(||; s|,.*||"); do + echo "#define __DECL_SIMD_${func}"; + echo "#define __DECL_SIMD_${func}f"; + echo "#define __DECL_SIMD_${func}l"; + done + */ + +#ifndef _BITS_LIBM_SIMD_DECL_STUBS_H +#define _BITS_LIBM_SIMD_DECL_STUBS_H 1 + +#define __DECL_SIMD_cos +#define __DECL_SIMD_cosf +#define __DECL_SIMD_cosl + +#endif diff --git a/bits/math-vector.h b/bits/math-vector.h new file mode 100644 index 0000000000..a407a583cc --- /dev/null +++ b/bits/math-vector.h @@ -0,0 +1,27 @@ +/* Platform-specific SIMD declarations of math functions. + Copyright (C) 2014-2015 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _MATH_H +# error "Never include <bits/math-vector.h> directly;\ + include <math.h> instead." +#endif + +/* Get default empty definitions required for __MATHCALL_VEC unfolding. + Plaform-specific analogue of this header should redefine them with specific + SIMD declarations. */ +#include <bits/libm-simd-decl-stubs.h> diff --git a/math/Makefile b/math/Makefile index fdfeb4a247..4f66162a09 100644 --- a/math/Makefile +++ b/math/Makefile @@ -26,7 +26,8 @@ headers := math.h bits/mathcalls.h bits/mathinline.h bits/huge_val.h \ bits/huge_valf.h bits/huge_vall.h bits/inf.h bits/nan.h \ fpu_control.h complex.h bits/cmathcalls.h fenv.h \ bits/fenv.h bits/fenvinline.h bits/mathdef.h tgmath.h \ - bits/math-finite.h + bits/math-finite.h bits/math-vector.h \ + bits/libm-simd-decl-stubs.h # FPU support code. aux := setfpucw fpu_control diff --git a/math/math.h b/math/math.h index c7ff16971e..7e959fca9f 100644 --- a/math/math.h +++ b/math/math.h @@ -27,6 +27,9 @@ __BEGIN_DECLS +/* Get machine-dependent vector math functions declarations. */ +#include <bits/math-vector.h> + /* Get machine-dependent HUGE_VAL value (returned on overflow). On all IEEE754 machines, this is +Infinity. */ #include <bits/huge_val.h> @@ -49,6 +52,12 @@ __BEGIN_DECLS so we can easily declare each function as both `name' and `__name', and can declare the float versions `namef' and `__namef'. */ +#define __SIMD_DECL(function) __CONCAT (__DECL_SIMD_, function) + +#define __MATHCALL_VEC(function, suffix, args) \ + __SIMD_DECL (__MATH_PRECNAME (function, suffix)) \ + __MATHCALL (function, suffix, args) + #define __MATHCALL(function,suffix, args) \ __MATHDECL (_Mdouble_,function,suffix, args) #define __MATHDECL(type, function,suffix, args) \ |