PPC specific optimized versions.

diff --git a/sysdeps/powerpc/s_fdim.c b/sysdeps/powerpc/s_fdim.c
new file mode 100644 (file)
index 0000000..da22f5c
--- /dev/null
+++ b/sysdeps/powerpc/s_fdim.c
@@ -0,0 +1,31 @@
+/* Return positive difference between arguments.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+double
+__fdim (double x, double y)
+{
+  return x < y ? 0 : x - y;
+}
+weak_alias (__fdim, fdim)
+#ifdef NO_LONG_DOUBLE
+strong_alias (__fdim, __fdiml)
+weak_alias (__fdim, fdiml)
+#endif

diff --git a/sysdeps/powerpc/s_fdimf.c b/sysdeps/powerpc/s_fdimf.c
new file mode 100644 (file)
index 0000000..bebe7e5
--- /dev/null
+++ b/sysdeps/powerpc/s_fdimf.c
@@ -0,0 +1,27 @@
+/* Return positive difference between arguments.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+float
+__fdimf (float x, float y)
+{
+  return x < y ? 0 : x - y;
+}
+weak_alias (__fdimf, fdimf)

diff --git a/sysdeps/powerpc/s_fmax.S b/sysdeps/powerpc/s_fmax.S
new file mode 100644 (file)
index 0000000..559769a
--- /dev/null
+++ b/sysdeps/powerpc/s_fmax.S
@@ -0,0 +1,43 @@
+/* Floating-point maximum.  PowerPC version.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <sysdep.h>
+
+ENTRY(__fmax)
+/* double [f1] fmax (double [f1] x, double [f2] y); */
+       fcmpu   %cr0,%f1,%f2
+       blt     %cr0,0f         /* if x < y, neither x nor y can be NaN... */
+       bnulr+  %cr0
+/* x and y are unordered, so one of x or y must be a NaN... */
+       fcmpu   %cr1,%f2,%f2
+       bunlr   %cr1
+0:     fmr     %f1,%f2
+       blr
+END(__fmax)
+
+weak_alias(__fmax,fmax)
+
+/* It turns out that it's safe to use this code even for single-precision.  */
+strong_alias(__fmax,__fmaxf)
+weak_alias(__fmax,fmaxf)
+
+#ifdef NO_LONG_DOUBLE
+weak_alias(__fmax,__fmaxl)
+weak_alias(__fmax,fmaxl)
+#endif

diff --git a/sysdeps/powerpc/s_fmaxf.S b/sysdeps/powerpc/s_fmaxf.S
new file mode 100644 (file)
index 0000000..3c2d62b
--- /dev/null
+++ b/sysdeps/powerpc/s_fmaxf.S
@@ -0,0 +1 @@
+/* __fmaxf is in s_fmax.c  */

diff --git a/sysdeps/powerpc/s_fmin.S b/sysdeps/powerpc/s_fmin.S
new file mode 100644 (file)
index 0000000..72516c2
--- /dev/null
+++ b/sysdeps/powerpc/s_fmin.S
@@ -0,0 +1,43 @@
+/* Floating-point minimum.  PowerPC version.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <sysdep.h>
+
+ENTRY(__fmin)
+/* double [f1] fmin (double [f1] x, double [f2] y); */
+       fcmpu   %cr0,%f1,%f2
+       bgt     %cr0,0f         /* if x > y, neither x nor y can be NaN... */
+       bnulr+  %cr0
+/* x and y are unordered, so one of x or y must be a NaN... */
+       fcmpu   %cr1,%f2,%f2
+       bunlr   %cr1
+0:     fmr     %f1,%f2
+       blr
+END(__fmin)
+
+weak_alias(__fmin,fmin)
+
+/* It turns out that it's safe to use this code even for single-precision.  */
+strong_alias(__fmin,__fminf)
+weak_alias(__fmin,fminf)
+
+#ifdef NO_LONG_DOUBLE
+weak_alias(__fmin,__fminl)
+weak_alias(__fmin,fminl)
+#endif

diff --git a/sysdeps/powerpc/s_fminf.S b/sysdeps/powerpc/s_fminf.S
new file mode 100644 (file)
index 0000000..10ab7fe
--- /dev/null
+++ b/sysdeps/powerpc/s_fminf.S
@@ -0,0 +1 @@
+/* __fminf is in s_fmin.c  */

diff --git a/sysdeps/powerpc/s_llrintf.c b/sysdeps/powerpc/s_llrintf.c
new file mode 100644 (file)
index 0000000..2068a02
--- /dev/null
+++ b/sysdeps/powerpc/s_llrintf.c
@@ -0,0 +1,27 @@
+/* Round a float value to a long long in the current rounding mode.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include "math.h"
+
+long long int
+__llrintf (float x)
+{
+  return (long long int) __rintf (x);
+}
+weak_alias (__llrintf, llrintf)

diff --git a/sysdeps/powerpc/s_llroundf.c b/sysdeps/powerpc/s_llroundf.c
new file mode 100644 (file)
index 0000000..23f1c28
--- /dev/null
+++ b/sysdeps/powerpc/s_llroundf.c
@@ -0,0 +1,46 @@
+/* Round float value to long long int.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+/* I think that what this routine is supposed to do is round a value
+   to the nearest integer, with values exactly on the boundary rounded
+   away from zero.  */
+/* This routine relies on (long long)x, when x is out of range of a long long,
+   clipping to MAX_LLONG or MIN_LLONG.  */
+
+long long int
+__llroundf (float x)
+{
+  float xrf;
+  long long int xr;
+  xr = (long long int) x;
+  xrf = (float) xr;
+  if (x >= 0.0)
+    if (x - xrf >= 0.5 && x - xrf < 1.0 && x+1 > 0)
+      return x+1;
+    else
+      return x;
+  else
+    if (xrf - x >= 0.5 && xrf - x < 1.0 && x-1 < 0)
+      return x-1;
+    else
+      return x;
+}
+weak_alias (__llroundf, llroundf)

diff --git a/sysdeps/powerpc/s_lrintf.S b/sysdeps/powerpc/s_lrintf.S
new file mode 100644 (file)
index 0000000..e247665
--- /dev/null
+++ b/sysdeps/powerpc/s_lrintf.S
@@ -0,0 +1 @@
+/* __lrintf is in s_lrint.c  */

diff --git a/sysdeps/powerpc/s_lroundf.c b/sysdeps/powerpc/s_lroundf.c
new file mode 100644 (file)
index 0000000..ce1c3cf
--- /dev/null
+++ b/sysdeps/powerpc/s_lroundf.c
@@ -0,0 +1,46 @@
+/* Round float value to long int.
+   Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library 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
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include <math.h>
+
+/* I think that what this routine is supposed to do is round a value
+   to the nearest integer, with values exactly on the boundary rounded
+   away from zero.  */
+/* This routine relies on (long int)x, when x is out of range of a long int,
+   clipping to MAX_LONG or MIN_LONG.  */
+
+long int
+__lroundf (float x)
+{
+  float xrf;
+  long int xr;
+  xr = (long int) x;
+  xrf = (float) xr;
+  if (x >= 0.0)
+    if (x - xrf >= 0.5 && x - xrf < 1.0 && x+1 > 0)
+      return x+1;
+    else
+      return x;
+  else
+    if (xrf - x >= 0.5 && xrf - x < 1.0 && x-1 < 0)
+      return x-1;
+    else
+      return x;
+}
+weak_alias (__lroundf, lroundf)