aboutsummaryrefslogtreecommitdiff
path: root/sysdeps/powerpc
diff options
context:
space:
mode:
authorSiddhesh Poyarekar <siddhesh@redhat.com>2013-03-07 13:25:02 +0530
committerSiddhesh Poyarekar <siddhesh@redhat.com>2013-03-07 13:25:02 +0530
commitce544b5bda86f0a42b7f88906faf745926423720 (patch)
tree73e9d3e89a5ac68ca0f9b78fbdee25aaae4519fa /sysdeps/powerpc
parent4cc149fd8e96e42515638350fb13887b0d85cdb6 (diff)
downloadglibc-ce544b5bda86f0a42b7f88906faf745926423720.tar
glibc-ce544b5bda86f0a42b7f88906faf745926423720.tar.gz
glibc-ce544b5bda86f0a42b7f88906faf745926423720.tar.bz2
glibc-ce544b5bda86f0a42b7f88906faf745926423720.zip
Merge powerpc slowexp.c into generic code
Diffstat (limited to 'sysdeps/powerpc')
-rw-r--r--sysdeps/powerpc/powerpc32/power4/fpu/Makefile1
-rw-r--r--sysdeps/powerpc/powerpc32/power4/fpu/slowexp.c65
-rw-r--r--sysdeps/powerpc/powerpc64/power4/fpu/Makefile1
-rw-r--r--sysdeps/powerpc/powerpc64/power4/fpu/slowexp.c65
4 files changed, 2 insertions, 130 deletions
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/Makefile b/sysdeps/powerpc/powerpc32/power4/fpu/Makefile
index ded9976b9d..e17d32f30e 100644
--- a/sysdeps/powerpc/powerpc32/power4/fpu/Makefile
+++ b/sysdeps/powerpc/powerpc32/power4/fpu/Makefile
@@ -3,4 +3,5 @@
ifeq ($(subdir),math)
CFLAGS-mpa.c += --param max-unroll-times=4 -funroll-loops -fpeel-loops
CPPFLAGS-slowpow.c += -DUSE_LONG_DOUBLE_FOR_MP=1
+CPPFLAGS-slowexp.c += -DUSE_LONG_DOUBLE_FOR_MP=1
endif
diff --git a/sysdeps/powerpc/powerpc32/power4/fpu/slowexp.c b/sysdeps/powerpc/powerpc32/power4/fpu/slowexp.c
deleted file mode 100644
index d93f505445..0000000000
--- a/sysdeps/powerpc/powerpc32/power4/fpu/slowexp.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * IBM Accurate Mathematical Library
- * written by International Business Machines Corp.
- * Copyright (C) 2001-2013 Free Software Foundation, Inc.
- *
- * 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, see <http://www.gnu.org/licenses/>.
- */
-/**************************************************************************/
-/* MODULE_NAME:slowexp.c */
-/* */
-/* FUNCTION:slowexp */
-/* */
-/* FILES NEEDED:mpa.h */
-/* mpa.c mpexp.c */
-/* */
-/*Converting from double precision to Multi-precision and calculating */
-/* e^x */
-/**************************************************************************/
-#include <math_private.h>
-
-#ifdef NO_LONG_DOUBLE
-#include "mpa.h"
-void __mpexp(mp_no *x, mp_no *y, int p);
-#endif
-
-/*Converting from double precision to Multi-precision and calculating e^x */
-double __slowexp(double x) {
-#ifdef NO_LONG_DOUBLE
- double w,z,res,eps=3.0e-26;
- int p;
- mp_no mpx, mpy, mpz,mpw,mpeps,mpcor;
-
- p=6;
- __dbl_mp(x,&mpx,p); /* Convert a double precision number x */
- /* into a multiple precision number mpx with prec. p. */
- __mpexp(&mpx, &mpy, p); /* Multi-Precision exponential function */
- __dbl_mp(eps,&mpeps,p);
- __mul(&mpeps,&mpy,&mpcor,p);
- __add(&mpy,&mpcor,&mpw,p);
- __sub(&mpy,&mpcor,&mpz,p);
- __mp_dbl(&mpw, &w, p);
- __mp_dbl(&mpz, &z, p);
- if (w == z) return w;
- else { /* if calculating is not exactly */
- p = 32;
- __dbl_mp(x,&mpx,p);
- __mpexp(&mpx, &mpy, p);
- __mp_dbl(&mpy, &res, p);
- return res;
- }
-#else
- return (double) __ieee754_expl((long double)x);
-#endif
-}
diff --git a/sysdeps/powerpc/powerpc64/power4/fpu/Makefile b/sysdeps/powerpc/powerpc64/power4/fpu/Makefile
index 41f255364f..2d44f727a5 100644
--- a/sysdeps/powerpc/powerpc64/power4/fpu/Makefile
+++ b/sysdeps/powerpc/powerpc64/power4/fpu/Makefile
@@ -3,4 +3,5 @@
ifeq ($(subdir),math)
CFLAGS-mpa.c += --param max-unroll-times=4 -funroll-loops -fpeel-loops
CPPFLAGS-slowpow.c += -DUSE_LONG_DOUBLE_FOR_MP=1
+CPPFLAGS-slowexp.c += -DUSE_LONG_DOUBLE_FOR_MP=1
endif
diff --git a/sysdeps/powerpc/powerpc64/power4/fpu/slowexp.c b/sysdeps/powerpc/powerpc64/power4/fpu/slowexp.c
deleted file mode 100644
index d93f505445..0000000000
--- a/sysdeps/powerpc/powerpc64/power4/fpu/slowexp.c
+++ /dev/null
@@ -1,65 +0,0 @@
-/*
- * IBM Accurate Mathematical Library
- * written by International Business Machines Corp.
- * Copyright (C) 2001-2013 Free Software Foundation, Inc.
- *
- * 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, see <http://www.gnu.org/licenses/>.
- */
-/**************************************************************************/
-/* MODULE_NAME:slowexp.c */
-/* */
-/* FUNCTION:slowexp */
-/* */
-/* FILES NEEDED:mpa.h */
-/* mpa.c mpexp.c */
-/* */
-/*Converting from double precision to Multi-precision and calculating */
-/* e^x */
-/**************************************************************************/
-#include <math_private.h>
-
-#ifdef NO_LONG_DOUBLE
-#include "mpa.h"
-void __mpexp(mp_no *x, mp_no *y, int p);
-#endif
-
-/*Converting from double precision to Multi-precision and calculating e^x */
-double __slowexp(double x) {
-#ifdef NO_LONG_DOUBLE
- double w,z,res,eps=3.0e-26;
- int p;
- mp_no mpx, mpy, mpz,mpw,mpeps,mpcor;
-
- p=6;
- __dbl_mp(x,&mpx,p); /* Convert a double precision number x */
- /* into a multiple precision number mpx with prec. p. */
- __mpexp(&mpx, &mpy, p); /* Multi-Precision exponential function */
- __dbl_mp(eps,&mpeps,p);
- __mul(&mpeps,&mpy,&mpcor,p);
- __add(&mpy,&mpcor,&mpw,p);
- __sub(&mpy,&mpcor,&mpz,p);
- __mp_dbl(&mpw, &w, p);
- __mp_dbl(&mpz, &z, p);
- if (w == z) return w;
- else { /* if calculating is not exactly */
- p = 32;
- __dbl_mp(x,&mpx,p);
- __mpexp(&mpx, &mpy, p);
- __mp_dbl(&mpy, &res, p);
- return res;
- }
-#else
- return (double) __ieee754_expl((long double)x);
-#endif
-}