2007-09-28 Patrick Mansfield <patmans@us.ibm.com>

	* configure.host: Define _POSIX_MODE to match the existing vector
	math code, as we don't support the matherr callout.
	* libm/machine/spu/Makefile.am: New file.
	* libm/machine/spu/Makefile.in: Auto-generated.
	* libm/machine/spu/headers/atanf.h: New file.
	* libm/machine/spu/headers/cbrt.h: Ditto.
	* libm/machine/spu/headers/cbrtf.h: Ditto.
	* libm/machine/spu/headers/ceil.h: Ditto.
	* libm/machine/spu/headers/ceilf.h: Ditto.
	* libm/machine/spu/headers/copysign.h: Ditto.
	* libm/machine/spu/headers/copysignf.h: Ditto.
	* libm/machine/spu/headers/exp2f.h: Ditto.
	* libm/machine/spu/headers/expf.h: Ditto.
	* libm/machine/spu/headers/fabs.h: Ditto.
	* libm/machine/spu/headers/fabsf.h: Ditto.
	* libm/machine/spu/headers/fdim.h: Ditto.
	* libm/machine/spu/headers/fdimf.h: Ditto.
	* libm/machine/spu/headers/floor.h: Ditto.
	* libm/machine/spu/headers/floorf.h: Ditto.
	* libm/machine/spu/headers/fma.h: Ditto.
	* libm/machine/spu/headers/fmaf.h: Ditto.
	* libm/machine/spu/headers/fmax.h: Ditto.
	* libm/machine/spu/headers/fmaxf.h: Ditto.
	* libm/machine/spu/headers/fmin.h: Ditto.
	* libm/machine/spu/headers/fminf.h: Ditto.
	* libm/machine/spu/headers/fmod.h: Ditto.
	* libm/machine/spu/headers/fmodf.h: Ditto.
	* libm/machine/spu/headers/frexp.h: Ditto.
	* libm/machine/spu/headers/frexpf.h: Ditto.
	* libm/machine/spu/headers/ilogb.h: Ditto.
	* libm/machine/spu/headers/ilogbf.h: Ditto.
	* libm/machine/spu/headers/ldexp.h: Ditto.
	* libm/machine/spu/headers/ldexpf.h: Ditto.
	* libm/machine/spu/headers/llrint.h: Ditto.
	* libm/machine/spu/headers/llrintf.h: Ditto.
	* libm/machine/spu/headers/llround.h: Ditto.
	* libm/machine/spu/headers/llroundf.h: Ditto.
	* libm/machine/spu/headers/log10f.h: Ditto.
	* libm/machine/spu/headers/log2f.h: Ditto.
	* libm/machine/spu/headers/logf.h: Ditto.
	* libm/machine/spu/headers/lrint.h: Ditto.
	* libm/machine/spu/headers/lrintf.h: Ditto.
	* libm/machine/spu/headers/lround.h: Ditto.
	* libm/machine/spu/headers/lroundf.h: Ditto.
	* libm/machine/spu/headers/nearbyint.h: Ditto.
	* libm/machine/spu/headers/remainder.h: Ditto.
	* libm/machine/spu/headers/remainderf.h: Ditto.
	* libm/machine/spu/headers/remquo.h: Ditto.
	* libm/machine/spu/headers/remquof.h: Ditto.
	* libm/machine/spu/headers/rint.h: Ditto.
	* libm/machine/spu/headers/round.h: Ditto.
	* libm/machine/spu/headers/roundf.h: Ditto.
	* libm/machine/spu/headers/scalbn.h: Ditto.
	* libm/machine/spu/headers/scalbnf.h: Ditto.
	* libm/machine/spu/headers/sqrt.h: Ditto.
	* libm/machine/spu/headers/trunc.h: Ditto.
	* libm/machine/spu/headers/truncf.h: Ditto.
	* libm/machine/spu/headers/vec_literal.h: Ditto.
	* libm/machine/spu/llrint.c: Ditto.
	* libm/machine/spu/llrintf.c: Ditto.
	* libm/machine/spu/llround.c: Ditto.
	* libm/machine/spu/llroundf.c: Ditto.
	* libm/machine/spu/log2f.c: Ditto.
	* libm/machine/spu/s_cbrt.c: Ditto.
	* libm/machine/spu/s_ceil.c: Ditto.
	* libm/machine/spu/s_copysign.c: Ditto.
	* libm/machine/spu/s_fabs.c: Ditto.
	* libm/machine/spu/s_fdim.c: Ditto.
	* libm/machine/spu/s_floor.c: Ditto.
	* libm/machine/spu/s_fma.c: Ditto.
	* libm/machine/spu/s_fmax.c: Ditto.
	* libm/machine/spu/s_fmin.c: Ditto.
	* libm/machine/spu/s_frexp.c: Ditto.
	* libm/machine/spu/s_ilogb.c: Ditto.
	* libm/machine/spu/s_ldexp.c: Ditto.
	* libm/machine/spu/s_lrint.c: Ditto.
	* libm/machine/spu/s_lround.c: Ditto.
	* libm/machine/spu/s_nearbyint.c: Ditto.
	* libm/machine/spu/s_remquo.c: Ditto.
	* libm/machine/spu/s_rint.c: Ditto.
	* libm/machine/spu/s_round.c: Ditto.
	* libm/machine/spu/s_scalbn.c: Ditto.
	* libm/machine/spu/s_trunc.c: Ditto.
	* libm/machine/spu/sf_atan.c: Ditto.
	* libm/machine/spu/sf_cbrt.c: Ditto.
	* libm/machine/spu/sf_ceil.c: Ditto.
	* libm/machine/spu/sf_copysign.c: Ditto.
	* libm/machine/spu/sf_fabs.c: Ditto.
	* libm/machine/spu/sf_fdim.c: Ditto.
	* libm/machine/spu/sf_floor.c: Ditto.
	* libm/machine/spu/sf_fma.c: Ditto.
	* libm/machine/spu/sf_fmax.c: Ditto.
	* libm/machine/spu/sf_fmin.c: Ditto.
	* libm/machine/spu/sf_frexp.c: Ditto.
	* libm/machine/spu/sf_ilogb.c: Ditto.
	* libm/machine/spu/sf_ldexp.c: Ditto.
	* libm/machine/spu/sf_lrint.c: Ditto.
	* libm/machine/spu/sf_lround.c: Ditto.
	* libm/machine/spu/sf_remquo.c: Ditto.
	* libm/machine/spu/sf_round.c: Ditto.
	* libm/machine/spu/sf_scalbn.c: Ditto.
	* libm/machine/spu/sf_trunc.c: Ditto.
	* libm/machine/spu/w_fmod.c: Ditto.
	* libm/machine/spu/w_remainder.c: Ditto.
	* libm/machine/spu/w_sqrt.c: Ditto.
	* libm/machine/spu/wf_exp.c: Ditto.
	* libm/machine/spu/wf_exp2.c: Ditto.
	* libm/machine/spu/wf_fmod.c: Ditto.
	* libm/machine/spu/wf_log.c: Ditto.
	* libm/machine/spu/wf_log10.c: Ditto.
	* libm/machine/spu/wf_remainder.c: Ditto.

1 files changed, 53 insertions, 0 deletions

diff --git a/newlib/libm/machine/spu/headers/ilogbf.h b/newlib/libm/machine/spu/headers/ilogbf.h
new file mode 100644
index 000000000..5c591f04f
--- /dev/null
+++ b/newlib/libm/machine/spu/headers/ilogbf.h
@@ -0,0 +1,53 @@
+/*
+  (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 _ILOGBF_H_
+#define _ILOGBF_H_	1
+
+#include <spu_intrinsics.h>
+#include <limits.h>
+#include <math.h>
+#include "headers/vec_literal.h"
+
+/* Single precision floats do not support infinities and NANs, and
+ * denorms are treated as zero.
+ */
+static __inline int _ilogbf(float x)
+{
+  vec_uint4 v, exp;
+
+  v = (vec_uint4)spu_promote(x, 0);
+  exp = spu_and(spu_rlmask(v, -23), 0xFF);
+  exp = spu_sel(spu_add(exp, -127), VEC_SPLAT_U32(FP_ILOGB0), spu_cmpeq(exp, 0));
+  return (spu_extract((vec_int4)(exp), 0));
+}
+#endif /* _ILOGBF_H_ */