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Diffstat (limited to 'newlib/libm/machine/spu/headers/frexpf.h')
-rw-r--r--newlib/libm/machine/spu/headers/frexpf.h69
1 files changed, 0 insertions, 69 deletions
diff --git a/newlib/libm/machine/spu/headers/frexpf.h b/newlib/libm/machine/spu/headers/frexpf.h
deleted file mode 100644
index 5de31da98..000000000
--- a/newlib/libm/machine/spu/headers/frexpf.h
+++ /dev/null
@@ -1,69 +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 _FREXPF_H_
-#define _FREXPF_H_ 1
-
-#include <spu_intrinsics.h>
-#include "headers/vec_literal.h"
-
-/* Return the normalized fraction and exponent to the number x.
- */
-static __inline float _frexpf(float x, int *pexp)
-{
- vec_int4 exp;
- vec_uint4 mask;
- vec_uint4 exp_mask = VEC_SPLAT_U32(0x7F800000);
- vec_float4 half = VEC_SPLAT_F32(0.5f);
- vec_float4 in, mant;
-
- in = spu_promote(x, 0);
-
- /* Normalize the mantissa (fraction part).
- */
- mant = spu_sel(in, half, exp_mask);
-
- /* Zero the mantissa if the input is a denorm or zero
- */
- exp = spu_and(spu_rlmask((vec_int4)in, -23), 0xFF);
- mask = spu_cmpeq(exp, 0);
- mant = spu_andc(mant, (vec_float4)mask);
-
- /* Zero exponent if zero or denorm input. Otherwise, compute
- * exponent by removing the bias.
- */
- exp = spu_andc(spu_add(exp, -126), (vec_int4)mask);
- *pexp = spu_extract(exp, 0);
-
- return (spu_extract(mant, 0));
-}
-#endif /* _FREXPF_H_ */