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Diffstat (limited to 'newlib/libm/machine/spu/headers/fefpscr.h')
-rw-r--r-- | newlib/libm/machine/spu/headers/fefpscr.h | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/newlib/libm/machine/spu/headers/fefpscr.h b/newlib/libm/machine/spu/headers/fefpscr.h deleted file mode 100644 index 316035c7b..000000000 --- a/newlib/libm/machine/spu/headers/fefpscr.h +++ /dev/null @@ -1,79 +0,0 @@ -/* - (C) Copyright 2001,2006, - International Business Machines Corporation, - Sony Computer Entertainment, Incorporated, - Toshiba Corporation, - - All rights reserved. - - Redistribution and use in source and binary forms, with or without - modification, are permitted provided that the following conditions are met: - - * Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - * Redistributions in binary form must reproduce the above copyright - notice, this list of conditions and the following disclaimer in the - documentation and/or other materials provided with the distribution. - * Neither the names of the copyright holders nor the names of their - contributors may be used to endorse or promote products derived from this - software without specific prior written permission. - - THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS - IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED - TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A - PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER - OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, - EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, - PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR - PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF - LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING - NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS - SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -/* - * Functions to pack/unpack the 128 bit fpscr to/from the 32 bit fenv_t. - * The fpscr currently has 32 of 128 bits defined. - */ - -#ifndef _FEFPSCR_H_ -#define _FEFPSCR_H_ 1 - -#include <spu_intrinsics.h> -#include <fenv.h> - -static __inline vec_uint4 __unpack_fpscr(fenv_t word) -{ - vec_uint4 fpscr; - vec_uchar16 splat = { 0, 1, 0, 1, 0, 1, 0, 1, 2, 3, 2, 3, 2, 3, 2, 3 }; - vec_short8 rotm = { -12, -9, -3, 0, -10, -7, -3, 0 }; - vec_uint4 mask = { 0x00000f07, 0x00003f07, 0x00003f07, 0x00000f07 }; - - fpscr = spu_promote (word, 0); - fpscr = spu_shuffle (fpscr, fpscr, splat); - /* - * The casts here are important, so we generate different code. - */ - fpscr = (vec_uint4) spu_rlmask ((vec_short8) fpscr, rotm); - fpscr = (vec_uint4) spu_and ((vec_short8) fpscr, 0xff); - fpscr = spu_or (spu_rlmask(fpscr, -8), fpscr); - fpscr = spu_and (fpscr, mask); - return fpscr; -} - -static __inline fenv_t __pack_fpscr(vec_uint4 fpscr) -{ - vec_uchar16 pat = { 0x80, 2, 0x80, 10, 0x80, 3, 0x80, 11, - 0x80, 6, 0x80, 14, 0x80, 7, 0x80, 15 }; - vec_ushort8 shl = { 12, 10, 9, 7, 3, 3, 0, 0 }; - vec_uint4 mask = { 0x00000f07, 0x00003f07, 0x00003f07, 0x00000f07 }; - vec_uint4 word; - - word = spu_and (fpscr, mask); - word = spu_shuffle (word, word, pat); - word = (vec_uint4) spu_sl ((vec_short8) word, shl); - word = spu_orx (word); - return spu_extract (word, 0); -} - -#endif |