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Diffstat (limited to 'newlib/libm/machine/spu/headers/lround.h')
-rw-r--r--newlib/libm/machine/spu/headers/lround.h84
1 files changed, 0 insertions, 84 deletions
diff --git a/newlib/libm/machine/spu/headers/lround.h b/newlib/libm/machine/spu/headers/lround.h
deleted file mode 100644
index 2a1e3269a..000000000
--- a/newlib/libm/machine/spu/headers/lround.h
+++ /dev/null
@@ -1,84 +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.
-*/
-#ifndef _LROUND_H_
-#define _LROUND_H_ 1
-
-#include <spu_intrinsics.h>
-#include "headers/vec_literal.h"
-
-/* Round the input to the nearest integer value, rounding halfway cases
- * away from zero. No special handling is performed when values are
- * outside the 32-bit range.
- */
-
-static __inline long int _lround(double x)
-{
- int shift;
- vec_int4 exp;
- vec_uint4 mant, sign, mask, addend;
- vec_double2 in;
-
- in = spu_promote(x, 0);
-
- /* Determine how many bits to shift the mantissa to correctly
- * align it into long long element 0.
- */
- exp = spu_and(spu_rlmask((vec_int4)in, -20), 0x7FF);
- exp = spu_add(exp, -979);
- shift = spu_extract(exp, 0);
-
- mask = spu_cmpgt(exp, 0);
-
- /* Algn mantissa bits
- */
- mant = spu_sel(spu_rlmaskqwbyte((vec_uint4)in, -8), VEC_SPLAT_U32(0x00100000),
- VEC_LITERAL(vec_uint4, 0,0,0xFFF00000,0));
-
- mant = spu_slqwbytebc(spu_slqw(mant, shift), shift);
-
- /* Perform round by adding 1 if the fraction bits are
- * greater than or equal to .5
- */
- addend = spu_and(spu_rlqw(mant, 1), 1);
- mant = spu_and(spu_add(mant, addend), mask);
-
- /* Compute the two's complement of the mantissa if the
- * input is negative.
- */
- sign = (vec_uint4)spu_rlmaska((vec_int4)in, -31);
-
- mant = spu_sub(spu_xor(mant, sign), sign);
-
- return ((long int)spu_extract(mant, 0));
-}
-#endif /* _LROUND_H_ */