* sysdeps/powerpc/powerpc32/970/fpu/Implies: New file.

	* sysdeps/powerpc/powerpc32/power5/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc32/power6/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc32/power6x/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/970/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/power5/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/power6/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/power6x/fpu/Implies: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/970/fpu/Implies: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power4/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power5/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power5+/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/power6x/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/970/fpu/Implies: New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power4/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power5/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power5+/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6/fpu/Implies:
	New file.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/power6x/fpu/Implies:
	New file.

2007-05-31  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llrint.S: Move.
	* sysdeps/powerpc/powerpc32/power4/fpu/s_llrint.S: To here.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llrintf.S: Move.
	* sysdeps/powerpc/powerpc32/power4/fpu/s_llrintf.S: To here.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llround.S: Move.
	* sysdeps/powerpc/powerpc32/power4/fpu/s_llround.S: To here.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llroundf.S: Move.
	* sysdeps/powerpc/powerpc32/power4/fpu/s_llroundf.S: To here.

2007-05-22  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power5+/fpu/s_round.S
	(LONG_DOUBLE_COMPAT): Specify correct version, GLIBC_2_1.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_trunc.S
	(LONG_DOUBLE_COMPAT): Specify correct version, GLIBC_2_1.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_round.S
	(LONG_DOUBLE_COMPAT): Specify correct version, GLIBC_2_1.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_trunc.S
	(LONG_DOUBLE_COMPAT): Specify correct version, GLIBC_2_1.

2007-05-21  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power4/fpu/slowexp.c: New file.
	* sysdeps/powerpc/powerpc32/power4/fpu/w_sqrt.c: New file.
	* sysdeps/powerpc/powerpc64/power4/fpu/slowexp.c: New file.
	* sysdeps/powerpc/powerpc64/power4/fpu/w_sqrt.c: New file.

2007-03-15  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llrint.S
	[LONG_DOUBLE_COMPAT]: Add compat_symbol for llrintl@@GLIBC_2_1.

2006-02-13  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power6/fpu/s_llrint.S: New File
	* sysdeps/powerpc/powerpc32/power6/fpu/s_llrintf.S: New File
	* sysdeps/powerpc/powerpc32/power6/fpu/s_llround.S: New File
	* sysdeps/powerpc/powerpc32/power6/fpu/s_llroundf.S: New File

2006-10-20  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power4/fpu/slowpow.c: New file.
	* sysdeps/powerpc/powerpc64/power4/fpu/slowpow.c: New file.

2006-10-03  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llround.S: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llroundf.S: New file.

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/Makefile: Moved.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/mpa.c: Likewise.
	* sysdeps/powerpc/powerpc32/power4/fpu/Makefile: To here.
	* sysdeps/powerpc/powerpc32/power4/fpu/mpa.c: Likewise.

2006-09-29  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power6x/fpu/s_lrint.S: New file.
	* sysdeps/powerpc/powerpc32/power6x/fpu/s_lround.S: New file.
	* sysdeps/powerpc/powerpc64/power6x/fpu/s_llrint.S: New file.
	* sysdeps/powerpc/powerpc64/power6x/fpu/s_llround.S: New file.

2006-09-28  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power5+/fpu/s_llround.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_llroundf.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_lround.S: New file.
	* sysdeps/powerpc/powerpc32/power6x/fpu/Implies: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_llround.S: New file.
	* sysdeps/powerpc/powerpc64/power6x/fpu/Implies: New file.

2006-08-31  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/Makefile: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/mpa.c: New file.
	* sysdeps/powerpc/powerpc64/power4/fpu/Makefile: New file.
	* sysdeps/powerpc/powerpc64/power4/fpu/mpa.c: New file.

2006-06-15  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power5+/fpu/s_ceil.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_ceilf.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_floor.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_floorf.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_round.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_roundf.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_trunc.S: New file.
	* sysdeps/powerpc/powerpc32/power5+/fpu/s_truncf.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_ceil.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_ceilf.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_floor.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_floorf.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_round.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_roundf.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_trunc.S: New file.
	* sysdeps/powerpc/powerpc64/power5+/fpu/s_truncf.S: New file.

2006-03-20  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llrint.S: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/fpu/s_llrintf.S: New file.

2007-06-01  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power6/memset.S: New file.
	* sysdeps/powerpc/powerpc64/power6/memset.S: New file.

2007-05-31  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/970/Implies: New file.
	* sysdeps/powerpc/powerpc32/power5/Implies: New file.
	* sysdeps/powerpc/powerpc32/power5+/Implies: New file.
	* sysdeps/powerpc/powerpc32/power6/Implies: New file.
	* sysdeps/powerpc/powerpc32/power6x/Implies: New file.
	* sysdeps/powerpc/powerpc64/970/Implies: New file.
	* sysdeps/powerpc/powerpc64/power5/Implies: New file.
	* sysdeps/powerpc/powerpc64/power5+/Implies: New file.
	* sysdeps/powerpc/powerpc64/power6/Implies: New file.
	* sysdeps/powerpc/powerpc64/power6x/Implies: New file.

2007-05-21  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power4/memset.S: New file

2007-03-13  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/memcpy.S: Improve aligned loop to minimize
	branch miss-predicts. Ensure that cache line crossing does not impact
	dispatch grouping.

2006-12-13  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/power4/memcopy.h: Replace with include
	"../../powerpc32/power4/memcopy.h".
	* sysdeps/powerpc/powerpc64/power4/wordcopy.c: Replace with include
	"../../powerpc32/power4/wordcopy.c".

2006-10-03  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/powerpc64/Makefile: Moved.
	* sysdeps/powerpc/powerpc32/powerpc64/memcopy.h: Likewise.
	* sysdeps/powerpc/powerpc32/powerpc64/wordcopy.c: Likewise.
	* sysdeps/powerpc/powerpc32/power4/Makefile: To here.
	* sysdeps/powerpc/powerpc32/power4/memcopy.h: Likewise.
	* sysdeps/powerpc/powerpc32/power4/wordcopy.c: Likewise.

2006-09-10  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power6/memcpy.S: New file.

2006-08-31  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power6/wordcopy.c: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/Makefile: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/memcopy.h: New file.
	* sysdeps/powerpc/powerpc32/powerpc64/wordcopy.c: New file.
	* sysdeps/powerpc/powerpc64/power4/Makefile: New file.
	* sysdeps/powerpc/powerpc64/power4/memcopy.h: New file.
	* sysdeps/powerpc/powerpc64/power4/wordcopy.c: New file.
	* sysdeps/powerpc/powerpc64/power6/wordcopy.c: New file.

2006-07-06  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc64/power6/memcpy.S: New file.

2006-03-20  Steven Munroe  <sjmunroe@us.ibm.com>

	* sysdeps/powerpc/powerpc32/power4/memcmp.S: New file.
	* sysdeps/powerpc/powerpc32/power4/memcpy.S: New file.
	* sysdeps/powerpc/powerpc32/power4/memset.S: New file.
	* sysdeps/powerpc/powerpc32/power4/strncmp.S: New file.
	* sysdeps/powerpc/powerpc64/power4/memcmp.S: New file.
	* sysdeps/powerpc/powerpc64/power4/memcpy.S: New file.
	* sysdeps/powerpc/powerpc64/power4/strncmp.S: New file.

1 files changed, 94 insertions, 0 deletions

diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/slowpow.c b/sysdeps/powerpc/powerpc32/power4/fpu/slowpow.c
new file mode 100644
index 0000000000..ad147a89a6
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/slowpow.c
@@ -0,0 +1,94 @@
+/*
+ * IBM Accurate Mathematical Library
+ * written by International Business Machines Corp.
+ * Copyright (C) 2001, 2006 Free Software Foundation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+/*************************************************************************/
+/* MODULE_NAME:slowpow.c                                                 */
+/*                                                                       */
+/* FUNCTION:slowpow                                                      */
+/*                                                                       */
+/*FILES NEEDED:mpa.h                                                     */
+/*             mpa.c mpexp.c mplog.c halfulp.c                           */
+/*                                                                       */
+/* Given two IEEE double machine numbers y,x , routine  computes the     */
+/* correctly  rounded (to nearest) value of x^y. Result calculated  by   */
+/* multiplication (in halfulp.c) or if result isn't accurate enough      */
+/* then routine converts x and y into multi-precision doubles and        */
+/* recompute.                                                            */
+/*************************************************************************/
+
+#include "mpa.h"
+#include "math_private.h"
+
+void __mpexp (mp_no * x, mp_no * y, int p);
+void __mplog (mp_no * x, mp_no * y, int p);
+double ulog (double);
+double __halfulp (double x, double y);
+
+double
+__slowpow (double x, double y, double z)
+{
+  double res, res1;
+  long double ldw, ldz, ldpp;
+  static const long double ldeps = 0x4.0p-96;
+
+  res = __halfulp (x, y);	/* halfulp() returns -10 or x^y             */
+  if (res >= 0)
+    return res;			/* if result was really computed by halfulp */
+  /*  else, if result was not really computed by halfulp */
+
+  /* Compute pow as long double, 106 bits */
+  ldz = __ieee754_logl ((long double) x);
+  ldw = (long double) y *ldz;
+  ldpp = __ieee754_expl (ldw);
+  res = (double) (ldpp + ldeps);
+  res1 = (double) (ldpp - ldeps);
+
+  if (res != res1)		/* if result still not accurate enough */
+    {				/* use mpa for higher persision.  */
+      mp_no mpx, mpy, mpz, mpw, mpp, mpr, mpr1;
+      static const mp_no eps = { -3, {1.0, 4.0} };
+      int p;
+
+      p = 10;			/*  p=precision 240 bits  */
+      __dbl_mp (x, &mpx, p);
+      __dbl_mp (y, &mpy, p);
+      __dbl_mp (z, &mpz, p);
+      __mplog (&mpx, &mpz, p);		/* log(x) = z   */
+      __mul (&mpy, &mpz, &mpw, p);	/*  y * z =w    */
+      __mpexp (&mpw, &mpp, p);		/*  e^w =pp     */
+      __add (&mpp, &eps, &mpr, p);	/*  pp+eps =r   */
+      __mp_dbl (&mpr, &res, p);
+      __sub (&mpp, &eps, &mpr1, p);	/*  pp -eps =r1 */
+      __mp_dbl (&mpr1, &res1, p);	/*  converting into double precision */
+      if (res == res1)
+	return res;
+
+      /* if we get here result wasn't calculated exactly, continue for
+         more exact calculation using 768 bits.  */
+      p = 32;
+      __dbl_mp (x, &mpx, p);
+      __dbl_mp (y, &mpy, p);
+      __dbl_mp (z, &mpz, p);
+      __mplog (&mpx, &mpz, p);		/* log(c)=z  */
+      __mul (&mpy, &mpz, &mpw, p);	/* y*z =w    */
+      __mpexp (&mpw, &mpp, p);		/* e^w=pp    */
+      __mp_dbl (&mpp, &res, p);		/* converting into double precision */
+    }
+  return res;
+}