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      1  1.1.1.4  mrg /* Copyright (C) 2004-2022 Free Software Foundation, Inc.
      2      1.1  mrg 
      3      1.1  mrg    This file is part of GCC.
      4      1.1  mrg 
      5      1.1  mrg    GCC is free software; you can redistribute it and/or modify
      6      1.1  mrg    it under the terms of the GNU General Public License as published by
      7      1.1  mrg    the Free Software Foundation; either version 3, or (at your option)
      8      1.1  mrg    any later version.
      9      1.1  mrg 
     10      1.1  mrg    GCC is distributed in the hope that it will be useful,
     11      1.1  mrg    but WITHOUT ANY WARRANTY; without even the implied warranty of
     12      1.1  mrg    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     13      1.1  mrg    GNU General Public License for more details.
     14      1.1  mrg 
     15      1.1  mrg    Under Section 7 of GPL version 3, you are granted additional
     16      1.1  mrg    permissions described in the GCC Runtime Library Exception, version
     17      1.1  mrg    3.1, as published by the Free Software Foundation.
     18      1.1  mrg 
     19      1.1  mrg    You should have received a copy of the GNU General Public License and
     20      1.1  mrg    a copy of the GCC Runtime Library Exception along with this program;
     21      1.1  mrg    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
     22      1.1  mrg    <http://www.gnu.org/licenses/>.  */
     23      1.1  mrg 
     24      1.1  mrg #ifndef _MM_MALLOC_H_INCLUDED
     25      1.1  mrg #define _MM_MALLOC_H_INCLUDED
     26      1.1  mrg 
     27      1.1  mrg #include <stdlib.h>
     28      1.1  mrg 
     29      1.1  mrg /* We can't depend on <stdlib.h> since the prototype of posix_memalign
     30      1.1  mrg    may not be visible.  */
     31      1.1  mrg #ifndef __cplusplus
     32      1.1  mrg extern int posix_memalign (void **, size_t, size_t);
     33      1.1  mrg #else
     34      1.1  mrg extern "C" int posix_memalign (void **, size_t, size_t) throw ();
     35      1.1  mrg #endif
     36      1.1  mrg 
     37      1.1  mrg static __inline void *
     38  1.1.1.3  mrg _mm_malloc (size_t __size, size_t __alignment)
     39      1.1  mrg {
     40      1.1  mrg   /* PowerPC64 ELF V2 ABI requires quadword alignment.  */
     41  1.1.1.3  mrg   size_t __vec_align = sizeof (__vector float);
     42      1.1  mrg   /* Linux GLIBC malloc alignment is at least 2 X ptr size.  */
     43  1.1.1.3  mrg   size_t __malloc_align = (sizeof (void *) + sizeof (void *));
     44  1.1.1.3  mrg   void *__ptr;
     45      1.1  mrg 
     46  1.1.1.3  mrg   if (__alignment == __malloc_align && __alignment == __vec_align)
     47  1.1.1.3  mrg     return malloc (__size);
     48  1.1.1.3  mrg   if (__alignment < __vec_align)
     49  1.1.1.3  mrg     __alignment = __vec_align;
     50  1.1.1.3  mrg   if (posix_memalign (&__ptr, __alignment, __size) == 0)
     51  1.1.1.3  mrg     return __ptr;
     52      1.1  mrg   else
     53      1.1  mrg     return NULL;
     54      1.1  mrg }
     55      1.1  mrg 
     56      1.1  mrg static __inline void
     57  1.1.1.3  mrg _mm_free (void * __ptr)
     58      1.1  mrg {
     59  1.1.1.3  mrg   free (__ptr);
     60      1.1  mrg }
     61      1.1  mrg 
     62      1.1  mrg #endif /* _MM_MALLOC_H_INCLUDED */
     63