diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 097e7842afc5828295b65326a3da0b6cf944e70d..29b85845529a7066b92a761c0716e766ae7e24d5 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2006-08-01 Thomas Koenig <Thomas.Koenig@online.de>
+
+ PR libfortran/28542
+ * gfortran.dg/random_3.f90: New test.
+
2006-08-01 Steve Ellcey <sje@cup.hp.com>
PR c++/28432
diff --git a/gcc/testsuite/gfortran.dg/random_3.f90 b/gcc/testsuite/gfortran.dg/random_3.f90
new file mode 100644
index 0000000000000000000000000000000000000000..8e087c4826771ff6348e26710f93f5df32363027
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/random_3.f90
@@ -0,0 +1,29 @@
+! { dg-do run }
+! { dg-require-effective-target fortran_large_real }
+! Check that the random_seed for real(10) or real(16) exists and that
+! real(8) and real(10) or real(16) random number generators
+! return the same sequence of values.
+! Mostly copied from random_2.f90
+program random_4
+ integer,parameter :: k = selected_real_kind (precision (0.0_8) + 1)
+
+ integer, dimension(:), allocatable :: seed
+ real(kind=8), dimension(10) :: r8
+ real(kind=k), dimension(10) :: r10
+ real, parameter :: delta = 1.d-10
+ integer n
+
+ call random_seed (size=n)
+ allocate (seed(n))
+ call random_seed (get=seed)
+ ! Test both array valued and scalar routines.
+ call random_number(r8)
+ call random_number (r8(10))
+
+ ! Reset the seed and get the real(8) values.
+ call random_seed (put=seed)
+ call random_number(r10)
+ call random_number (r10(10))
+
+ if (any ((r8 - r10) .gt. delta)) call abort
+end program random_4
diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index 5022e9d252c6f33ce4edc1ca6a49168e09c4a3f7..6807abf376350ee2b4fa23bad361f0eeba30333e 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,37 @@
+2006-08-01 Thomas Koenig <Thomas.Koenig@online.de>
+
+ PR libfortran/28542
+ * Makefile.am: Remove normalize.c.
+ * aclocal.m4: Regenerate using aclocal 1.9.3.
+ * Makefile.in: Regenerate using automake 1.9.3.
+ * libgfortran.h: #include <float.h>.
+ Define GFC_REAL_*_DIGITS and GFC_REAL_*_RADIX.
+ Remove prototypes for normalize_r4_i4 and normalize_r8_i8.
+ * intrinsics/random.c (top level): Add prototypes for
+ random_r10, arandom_r10, random_r16 and arandom_r16.
+ (rnumber_4): New static function.
+ (rnumber_8): New static function.
+ (rnumber_10): New static function.
+ (rnumber_16): New static function.
+ (top level): Set to kiss_size to 12 if we have
+ REAL(KIND=16), to 8 otherwise.
+ Define KISS_DEFAULT_SEED_1, KISS_DEFAULT_SEED_2 and
+ KISS_DEFAULT_SEED_3.
+ (kiss_random_kernel): Take argument to differentiate
+ between different random number generators.
+ (random_r4): Add argument to call to kiss_random_kernel,
+ use rnumber_*.
+ (random_r8): Likewise.
+ (random_r10): New function.
+ (random_r16): New function.
+ (arandom_r4): Add argument to call to kiss_random_kernel,
+ use_rnumber_*.
+ (arandom_r8): Likewise.
+ (arandom_r10): New function.
+ (arandom_r16): New function.
+ * intrinsics/rand.c (rand): Use shift and mask.
+ * runtime/normalize.c: Remove.
+
2006-07-30 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/28335
diff --git a/libgfortran/Makefile.am b/libgfortran/Makefile.am
index cae0f8a50b183331b87eddc7679ec65f62241adb..baf40926c7cea6f7d23239e55b363812d3b540a3 100644
--- a/libgfortran/Makefile.am
+++ b/libgfortran/Makefile.am
@@ -99,8 +99,7 @@ intrinsics/umask.c \
intrinsics/unlink.c \
intrinsics/unpack_generic.c \
runtime/in_pack_generic.c \
-runtime/in_unpack_generic.c \
-runtime/normalize.c
+runtime/in_unpack_generic.c
gfor_src= \
runtime/compile_options.c \
diff --git a/libgfortran/Makefile.in b/libgfortran/Makefile.in
index 1a0665e0ee4716bfb2e529d55519a6a024445dc1..918150ebd3b41e805a3afc014bb29335c8c5f1d0 100644
--- a/libgfortran/Makefile.in
+++ b/libgfortran/Makefile.in
@@ -1,8 +1,8 @@
-# Makefile.in generated by automake 1.9.6 from Makefile.am.
+# Makefile.in generated by automake 1.9.3 from Makefile.am.
# @configure_input@
# Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-# 2003, 2004, 2005 Free Software Foundation, Inc.
+# 2003, 2004 Free Software Foundation, Inc.
# This Makefile.in is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
@@ -14,6 +14,8 @@
@SET_MAKE@
+SOURCES = $(libgfortran_la_SOURCES) $(libgfortranbegin_la_SOURCES)
+
srcdir = @srcdir@
top_srcdir = @top_srcdir@
VPATH = @srcdir@
@@ -45,8 +47,7 @@ DIST_COMMON = $(am__configure_deps) $(srcdir)/../config.guess \
$(top_srcdir)/configure ChangeLog
subdir = .
ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/../config/lead-dot.m4 \
- $(top_srcdir)/../config/stdint.m4 $(top_srcdir)/acinclude.m4 \
+am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
$(top_srcdir)/../config/acx.m4 \
$(top_srcdir)/../config/no-executables.m4 \
$(top_srcdir)/../libtool.m4 $(top_srcdir)/configure.ac
@@ -173,7 +174,7 @@ am__objects_30 = associated.lo abort.lo access.lo args.lo bessel.lo \
selected_int_kind.lo selected_real_kind.lo stat.lo symlnk.lo \
system_clock.lo time.lo transpose_generic.lo tty.lo umask.lo \
unlink.lo unpack_generic.lo in_pack_generic.lo \
- in_unpack_generic.lo normalize.lo
+ in_unpack_generic.lo
am__objects_31 =
am__objects_32 = _abs_c4.lo _abs_c8.lo _abs_c10.lo _abs_c16.lo \
_abs_i4.lo _abs_i8.lo _abs_i16.lo _abs_r4.lo _abs_r8.lo \
@@ -219,7 +220,7 @@ LTPPFCCOMPILE = $(LIBTOOL) --mode=compile $(FC) $(DEFS) \
$(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
$(AM_FCFLAGS) $(FCFLAGS)
FCLD = $(FC)
-FCLINK = $(LIBTOOL) --mode=link $(FCLD) $(AM_FCFLAGS) $(FCFLAGS) \
+FCLINK = $(LIBTOOL) --mode=link $(FCLD) $(AM_FFLAGS) $(FCFLAGS) \
$(AM_LDFLAGS) $(LDFLAGS) -o $@
COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@@ -264,6 +265,7 @@ AUTOHEADER = @AUTOHEADER@
AUTOMAKE = @AUTOMAKE@
AWK = @AWK@
CC = @CC@
+CFLAGS = @CFLAGS@
CPP = @CPP@
CPPFLAGS = @CPPFLAGS@
CYGPATH_W = @CYGPATH_W@
@@ -276,6 +278,7 @@ EXEEXT = @EXEEXT@
FC = @FC@
FCFLAGS = @FCFLAGS@
FPU_HOST_HEADER = @FPU_HOST_HEADER@
+GREP = @GREP@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
@@ -303,12 +306,8 @@ SET_MAKE = @SET_MAKE@
SHELL = @SHELL@
STRIP = @STRIP@
VERSION = @VERSION@
-ac_ct_AR = @ac_ct_AR@
-ac_ct_AS = @ac_ct_AS@
ac_ct_CC = @ac_ct_CC@
ac_ct_FC = @ac_ct_FC@
-ac_ct_RANLIB = @ac_ct_RANLIB@
-ac_ct_STRIP = @ac_ct_STRIP@
am__leading_dot = @am__leading_dot@
am__tar = @am__tar@
am__untar = @am__untar@
@@ -321,6 +320,9 @@ build_os = @build_os@
build_subdir = @build_subdir@
build_vendor = @build_vendor@
datadir = @datadir@
+datarootdir = @datarootdir@
+docdir = @docdir@
+dvidir = @dvidir@
enable_shared = @enable_shared@
enable_static = @enable_static@
exec_prefix = @exec_prefix@
@@ -331,18 +333,22 @@ host_cpu = @host_cpu@
host_os = @host_os@
host_subdir = @host_subdir@
host_vendor = @host_vendor@
+htmldir = @htmldir@
includedir = @includedir@
infodir = @infodir@
install_sh = @install_sh@
libdir = @libdir@
libexecdir = @libexecdir@
+localedir = @localedir@
localstatedir = @localstatedir@
mandir = @mandir@
mkdir_p = @mkdir_p@
multi_basedir = @multi_basedir@
oldincludedir = @oldincludedir@
+pdfdir = @pdfdir@
prefix = @prefix@
program_transform_name = @program_transform_name@
+psdir = @psdir@
sbindir = @sbindir@
sharedstatedir = @sharedstatedir@
sysconfdir = @sysconfdir@
@@ -443,8 +449,7 @@ intrinsics/umask.c \
intrinsics/unlink.c \
intrinsics/unpack_generic.c \
runtime/in_pack_generic.c \
-runtime/in_unpack_generic.c \
-runtime/normalize.c
+runtime/in_unpack_generic.c
gfor_src = \
runtime/compile_options.c \
@@ -2377,9 +2382,6 @@ in_pack_generic.lo: runtime/in_pack_generic.c
in_unpack_generic.lo: runtime/in_unpack_generic.c
$(LIBTOOL) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o in_unpack_generic.lo `test -f 'runtime/in_unpack_generic.c' || echo '$(srcdir)/'`runtime/in_unpack_generic.c
-normalize.lo: runtime/normalize.c
- $(LIBTOOL) --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS) -c -o normalize.lo `test -f 'runtime/normalize.c' || echo '$(srcdir)/'`runtime/normalize.c
-
.f90.o:
$(FCCOMPILE) -c -o $@ $<
diff --git a/libgfortran/aclocal.m4 b/libgfortran/aclocal.m4
index afe428c2425a6c85353bfd75107e045b8b38b990..0111a59f978e2a30ec40a4690215dabb253daf7c 100644
--- a/libgfortran/aclocal.m4
+++ b/libgfortran/aclocal.m4
@@ -1,7 +1,7 @@
-# generated automatically by aclocal 1.9.6 -*- Autoconf -*-
+# generated automatically by aclocal 1.9.3 -*- Autoconf -*-
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
-# 2005 Free Software Foundation, Inc.
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
+# Free Software Foundation, Inc.
# This file is free software; the Free Software Foundation
# gives unlimited permission to copy and/or distribute it,
# with or without modifications, as long as this notice is preserved.
@@ -11,11 +11,23 @@
# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
# PARTICULAR PURPOSE.
-# Copyright (C) 2002, 2003, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# -*- Autoconf -*-
+# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
+# Generated from amversion.in; do not edit by hand.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
# AM_AUTOMAKE_VERSION(VERSION)
# ----------------------------
@@ -28,15 +40,26 @@ AC_DEFUN([AM_AUTOMAKE_VERSION], [am__api_version="1.9"])
# Call AM_AUTOMAKE_VERSION so it can be traced.
# This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
- [AM_AUTOMAKE_VERSION([1.9.6])])
+ [AM_AUTOMAKE_VERSION([1.9.3])])
-# AM_AUX_DIR_EXPAND -*- Autoconf -*-
+# AM_AUX_DIR_EXPAND
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
# $ac_aux_dir to `$srcdir/foo'. In other projects, it is set to
@@ -83,16 +106,26 @@ AC_PREREQ([2.50])dnl
am_aux_dir=`cd $ac_aux_dir && pwd`
])
-# AM_CONDITIONAL -*- Autoconf -*-
+# AM_CONDITIONAL -*- Autoconf -*-
-# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005
-# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# Copyright (C) 1997, 2000, 2001, 2003, 2004 Free Software Foundation, Inc.
-# serial 7
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 6
# AM_CONDITIONAL(NAME, SHELL-CONDITION)
# -------------------------------------
@@ -116,19 +149,30 @@ AC_CONFIG_COMMANDS_PRE(
Usually this means the macro was only invoked conditionally.]])
fi])])
-# Do all the work for Automake. -*- Autoconf -*-
+# Do all the work for Automake. -*- Autoconf -*-
-# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005
+# This macro actually does too much some checks are only needed if
+# your package does certain things. But this isn't really a big deal.
+
+# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004
# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-# serial 12
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
-# This macro actually does too much. Some checks are only needed if
-# your package does certain things. But this isn't really a big deal.
+# 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 11
# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
# AM_INIT_AUTOMAKE([OPTIONS])
@@ -230,31 +274,87 @@ for _am_header in $config_headers :; do
done
echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
# AM_PROG_INSTALL_SH
# ------------------
# Define $install_sh.
+
+# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
+# 02111-1307, USA.
+
AC_DEFUN([AM_PROG_INSTALL_SH],
[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
install_sh=${install_sh-"$am_aux_dir/install-sh"}
AC_SUBST(install_sh)])
-# Add --enable-maintainer-mode option to configure. -*- Autoconf -*-
+# -*- Autoconf -*-
+# Copyright (C) 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 1
+
+# Check whether the underlying file-system supports filenames
+# with a leading dot. For instance MS-DOS doesn't.
+AC_DEFUN([AM_SET_LEADING_DOT],
+[rm -rf .tst 2>/dev/null
+mkdir .tst 2>/dev/null
+if test -d .tst; then
+ am__leading_dot=.
+else
+ am__leading_dot=_
+fi
+rmdir .tst 2>/dev/null
+AC_SUBST([am__leading_dot])])
+
+# Add --enable-maintainer-mode option to configure.
# From Jim Meyering
-# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005
+# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004
# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-# serial 4
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 3
AC_DEFUN([AM_MAINTAINER_MODE],
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
@@ -273,16 +373,27 @@ AC_DEFUN([AM_MAINTAINER_MODE],
AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE])
-# Fake the existence of programs that GNU maintainers use. -*- Autoconf -*-
+# -*- Autoconf -*-
-# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2005
-# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-# serial 4
+# Copyright (C) 1997, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 3
# AM_MISSING_PROG(NAME, PROGRAM)
# ------------------------------
@@ -308,16 +419,27 @@ else
fi
])
-# Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
# AM_PROG_MKDIR_P
# ---------------
# Check whether `mkdir -p' is supported, fallback to mkinstalldirs otherwise.
-#
+
+# Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
# Automake 1.8 used `mkdir -m 0755 -p --' to ensure that directories
# created by `make install' are always world readable, even if the
# installer happens to have an overly restrictive umask (e.g. 077).
@@ -371,14 +493,25 @@ else
fi
AC_SUBST([mkdir_p])])
-# Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005
+# Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004
# Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-# serial 5
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 4
# AM_ENABLE_MULTILIB([MAKEFILE], [REL-TO-TOP-SRCDIR])
# ---------------------------------------------------
@@ -429,15 +562,26 @@ multi_basedir="$multi_basedir"
CONFIG_SHELL=${CONFIG_SHELL-/bin/sh}
CC="$CC"])])dnl
-# Helper functions for option handling. -*- Autoconf -*-
+# Helper functions for option handling. -*- Autoconf -*-
-# Copyright (C) 2001, 2002, 2003, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
-# serial 3
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 2
# _AM_MANGLE_OPTION(NAME)
# -----------------------
@@ -462,16 +606,28 @@ AC_DEFUN([_AM_SET_OPTIONS],
AC_DEFUN([_AM_IF_OPTION],
[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
-# Check to make sure that the build environment is sane. -*- Autoconf -*-
-
-# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
-# Free Software Foundation, Inc.
#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# Check to make sure that the build environment is sane.
+#
-# serial 4
+# Copyright (C) 1996, 1997, 2000, 2001, 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 3
# AM_SANITY_CHECK
# ---------------
@@ -514,14 +670,25 @@ Check your system clock])
fi
AC_MSG_RESULT(yes)])
-# Copyright (C) 2001, 2003, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
-
# AM_PROG_INSTALL_STRIP
-# ---------------------
+
+# Copyright (C) 2001, 2003 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
# One issue with vendor `install' (even GNU) is that you can't
# specify the program used to strip binaries. This is especially
# annoying in cross-compiling environments, where the build's strip
@@ -544,13 +711,25 @@ AC_SUBST([INSTALL_STRIP_PROGRAM])])
# Check how to create a tarball. -*- Autoconf -*-
-# Copyright (C) 2004, 2005 Free Software Foundation, Inc.
-#
-# This file is free software; the Free Software Foundation
-# gives unlimited permission to copy and/or distribute it,
-# with or without modifications, as long as this notice is preserved.
+# Copyright (C) 2004 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, 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 General Public License for more details.
+
+# You should have received a copy of the GNU 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.
+
+# serial 1
-# serial 2
# _AM_PROG_TAR(FORMAT)
# --------------------
@@ -638,6 +817,4 @@ AC_SUBST([am__tar])
AC_SUBST([am__untar])
]) # _AM_PROG_TAR
-m4_include([../config/lead-dot.m4])
-m4_include([../config/stdint.m4])
m4_include([acinclude.m4])
diff --git a/libgfortran/intrinsics/rand.c b/libgfortran/intrinsics/rand.c
index 2cc6b8179892b2315d3c1d25cb96130b6f5e5a72..e6a11b2e4d704a05029d1eb2c63b596e96823a86 100644
--- a/libgfortran/intrinsics/rand.c
+++ b/libgfortran/intrinsics/rand.c
@@ -122,7 +122,15 @@ export_proto_np(PREFIX(rand));
GFC_REAL_4
PREFIX(rand) (GFC_INTEGER_4 *i)
{
- return normalize_r4_i4 (irand (i) - 1, GFC_RAND_M1 - 1);
+ GFC_UINTEGER_4 mask;
+#if GFC_REAL_4_RADIX == 2
+ mask = ~ (GFC_UINTEGER_4) 0u << (32 - GFC_REAL_4_DIGITS + 1);
+#elif GFC_REAL_4_RADIX == 16
+ mask = ~ (GFC_UINTEGER_4) 0u << ((8 - GFC_REAL_4_DIGITS) * 4 + 1);
+#else
+#error "GFC_REAL_4_RADIX has unknown value"
+#endif
+ return ((GFC_UINTEGER_4) (irand(i) -1) & mask) * (GFC_REAL_4) 0x1.p-31f;
}
#ifndef __GTHREAD_MUTEX_INIT
diff --git a/libgfortran/intrinsics/random.c b/libgfortran/intrinsics/random.c
index 4e304f6e03443afb92a97ec3d158e31612f90008..9a31a0e2995ffe8e766fdfc98013125e48538d41 100644
--- a/libgfortran/intrinsics/random.c
+++ b/libgfortran/intrinsics/random.c
@@ -45,13 +45,108 @@ export_proto(arandom_r4);
extern void arandom_r8 (gfc_array_r8 *);
export_proto(arandom_r8);
+#ifdef HAVE_GFC_REAL_10
+
+extern void random_r10 (GFC_REAL_10 *);
+iexport_proto(random_r10);
+
+extern void arandom_r10 (gfc_array_r10 *);
+export_proto(arandom_r10);
+
+#endif
+
+#ifdef HAVE_GFC_REAL_16
+
+extern void random_r16 (GFC_REAL_16 *);
+iexport_proto(random_r16);
+
+extern void arandom_r16 (gfc_array_r16 *);
+export_proto(arandom_r16);
+
+#endif
+
#ifdef __GTHREAD_MUTEX_INIT
static __gthread_mutex_t random_lock = __GTHREAD_MUTEX_INIT;
#else
static __gthread_mutex_t random_lock;
#endif
+/* Helper routines to map a GFC_UINTEGER_* to the corresponding
+ GFC_REAL_* types in the range of [0,1). If GFC_REAL_*_RADIX are 2
+ or 16, respectively, we mask off the bits that don't fit into the
+ correct GFC_REAL_*, convert to the real type, then multiply by the
+ correct offset.
+*/
+
+
+static inline void
+rnumber_4 (GFC_REAL_4 *f, GFC_UINTEGER_4 v)
+{
+ GFC_UINTEGER_4 mask;
+#if GFC_REAL_4_RADIX == 2
+ mask = ~ (GFC_UINTEGER_4) 0u << (32 - GFC_REAL_4_DIGITS);
+#elif GFC_REAL_4_RADIX == 16
+ mask = ~ (GFC_UINTEGER_4) 0u << ((8 - GFC_REAL_4_DIGITS) * 4);
+#else
+#error "GFC_REAL_4_RADIX has unknown value"
+#endif
+ v = v & mask;
+ *f = (GFC_REAL_4) v * (GFC_REAL_4) 0x1.p-32f;
+}
+
+static inline void
+rnumber_8 (GFC_REAL_8 *f, GFC_UINTEGER_8 v)
+{
+ GFC_UINTEGER_8 mask;
+#if GFC_REAL_8_RADIX == 2
+ mask = ~ (GFC_UINTEGER_8) 0u << (64 - GFC_REAL_8_DIGITS);
+#elif GFC_REAL_8_RADIX == 16
+ mask = ~ (GFC_UINTEGER_8) 0u << (16 - GFC_REAL_8_DIGITS) * 4);
+#else
+#error "GFC_REAL_8_RADIX has unknown value"
+#endif
+ v = v & mask;
+ *f = (GFC_REAL_8) v * (GFC_REAL_8) 0x1.p-64;
+}
+
+#ifdef HAVE_GFC_REAL_10
+static inline void
+rnumber_10 (GFC_REAL_10 *f, GFC_UINTEGER_8 v)
+{
+ GFC_UINTEGER_8 mask;
+#if GFC_REAL_10_RADIX == 2
+ mask = ~ (GFC_UINTEGER_8) 0u << (64 - GFC_REAL_10_DIGITS);
+#elif GFC_REAL_10_RADIX == 16
+ mask = ~ (GFC_UINTEGER_10) 0u << ((16 - GFC_REAL_10_DIGITS) * 4);
+#else
+#error "GFC_REAL_10_RADIX has unknown value"
+#endif
+ v = v & mask;
+ *f = (GFC_REAL_10) v * (GFC_REAL_10) 0x1.p-64;
+}
+#endif
+
+#ifdef HAVE_GFC_REAL_16
+
+/* For REAL(KIND=16), we only need to mask off the lower bits. */
+
+static inline void
+rnumber_16 (GFC_REAL_16 *f, GFC_UINTEGER_8 v1, GFC_UINTEGER_8 v2)
+{
+ GFC_UINTEGER_8 mask;
+#if GFC_REAL_16_RADIX == 2
+ mask = ~ (GFC_UINTEGER_8) 0u << (128 - GFC_REAL_16_DIGITS);
+#elif GFC_REAL_16_RADIX == 16
+ mask = ~ (GFC_UINTEGER_8) 0u << ((32 - GFC_REAL_16_DIGITS) * 4);
+#else
+#error "GFC_REAL_16_RADIX has unknown value"
+#endif
+ v2 = v2 & mask;
+ *f = (GFC_REAL_16) v1 * (GFC_REAL_16) 0x1.p-64
+ + (GFC_REAL_16) v2 * (GFC_REAL_16) 0x1.p-128;
+}
+#endif
/* libgfortran previously had a Mersenne Twister, taken from the paper:
Mersenne Twister: 623-dimensionally equidistributed
@@ -111,28 +206,77 @@ static __gthread_mutex_t random_lock;
"There is no copyright on the code below." included the original
KISS algorithm. */
+/* We use three KISS random number generators, with different
+ seeds.
+ As a matter of Quality of Implementation, the random numbers
+ we generate for different REAL kinds, starting from the same
+ seed, are always the same up to the precision of these types.
+ We do this by using three generators with different seeds, the
+ first one always for the most significant bits, the second one
+ for bits 33..64 (if present in the REAL kind), and the third one
+ (called twice) for REAL(16).
+*/
+
#define GFC_SL(k, n) ((k)^((k)<<(n)))
#define GFC_SR(k, n) ((k)^((k)>>(n)))
-static const GFC_INTEGER_4 kiss_size = 4;
-#define KISS_DEFAULT_SEED {123456789, 362436069, 521288629, 916191069}
-static const GFC_UINTEGER_4 kiss_default_seed[4] = KISS_DEFAULT_SEED;
-static GFC_UINTEGER_4 kiss_seed[4] = KISS_DEFAULT_SEED;
+/* Reference for the seed:
+ From: "George Marsaglia" <g...@stat.fsu.edu>
+ Newsgroups: sci.math
+ Message-ID: <e7CcnWxczriWssCjXTWc3A@comcast.com>
+
+ The KISS RNG uses four seeds, x, y, z, c,
+ with 0<=x<2^32, 0<y<2^32, 0<=z<2^32, 0<=c<698769069
+ except that the two pairs
+ z=0,c=0 and z=2^32-1,c=698769068
+ should be avoided.
+*/
+
+#define KISS_DEFAULT_SEED_1 123456789, 362436069, 521288629, 316191069
+#define KISS_DEFAULT_SEED_2 987654321, 458629013, 582859209, 438195021
+#ifdef HAVE_GFC_REAL_16
+#define KISS_DEFAULT_SEED_3 573658661, 185639104, 582619469, 296736107
+#endif
+
+static GFC_UINTEGER_4 kiss_seed[] = {
+ KISS_DEFAULT_SEED_1,
+ KISS_DEFAULT_SEED_2,
+#ifdef HAVE_GFC_REAL_16
+ KISS_DEFAULT_SEED_3
+#endif
+};
+
+static GFC_UINTEGER_4 kiss_default_seed[] = {
+ KISS_DEFAULT_SEED_1,
+ KISS_DEFAULT_SEED_2,
+#ifdef HAVE_GFC_REAL_16
+ KISS_DEFAULT_SEED_3
+#endif
+};
+
+static const GFC_INTEGER_4 kiss_size = sizeof(kiss_seed)/sizeof(kiss_seed[0]);
+
+static GFC_UINTEGER_4 * const kiss_seed_1 = kiss_seed;
+static GFC_UINTEGER_4 * const kiss_seed_2 = kiss_seed + 4;
+
+#ifdef HAVE_GFC_REAL_16
+static GFC_UINTEGER_4 * const kiss_seed_3 = kiss_seed + 8;
+#endif
/* kiss_random_kernel() returns an integer value in the range of
(0, GFC_UINTEGER_4_HUGE]. The distribution of pseudorandom numbers
should be uniform. */
static GFC_UINTEGER_4
-kiss_random_kernel(void)
+kiss_random_kernel(GFC_UINTEGER_4 * seed)
{
GFC_UINTEGER_4 kiss;
- kiss_seed[0] = 69069 * kiss_seed[0] + 1327217885;
- kiss_seed[1] = GFC_SL(GFC_SR(GFC_SL(kiss_seed[1],13),17),5);
- kiss_seed[2] = 18000 * (kiss_seed[2] & 65535) + (kiss_seed[2] >> 16);
- kiss_seed[3] = 30903 * (kiss_seed[3] & 65535) + (kiss_seed[3] >> 16);
- kiss = kiss_seed[0] + kiss_seed[1] + (kiss_seed[2] << 16) + kiss_seed[3];
+ seed[0] = 69069 * seed[0] + 1327217885;
+ seed[1] = GFC_SL(GFC_SR(GFC_SL(seed[1],13),17),5);
+ seed[2] = 18000 * (seed[2] & 65535) + (seed[2] >> 16);
+ seed[3] = 30903 * (seed[3] & 65535) + (seed[3] >> 16);
+ kiss = seed[0] + seed[1] + (seed[2] << 16) + seed[3];
return kiss;
}
@@ -146,11 +290,8 @@ random_r4 (GFC_REAL_4 *x)
GFC_UINTEGER_4 kiss;
__gthread_mutex_lock (&random_lock);
- kiss = kiss_random_kernel ();
- /* Burn a random number, so the REAL*4 and REAL*8 functions
- produce similar sequences of random numbers. */
- kiss_random_kernel ();
- *x = normalize_r4_i4 (kiss, ~(GFC_UINTEGER_4) 0);
+ kiss = kiss_random_kernel (kiss_seed_1);
+ rnumber_4 (x, kiss);
__gthread_mutex_unlock (&random_lock);
}
iexport(random_r4);
@@ -164,13 +305,57 @@ random_r8 (GFC_REAL_8 *x)
GFC_UINTEGER_8 kiss;
__gthread_mutex_lock (&random_lock);
- kiss = ((GFC_UINTEGER_8)kiss_random_kernel ()) << 32;
- kiss += kiss_random_kernel ();
- *x = normalize_r8_i8 (kiss, ~(GFC_UINTEGER_8) 0);
+ kiss = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss += kiss_random_kernel (kiss_seed_2);
+ rnumber_8 (x, kiss);
__gthread_mutex_unlock (&random_lock);
}
iexport(random_r8);
+#ifdef HAVE_GFC_REAL_10
+
+/* This function produces a REAL(10) value from the uniform distribution
+ with range [0,1). */
+
+void
+random_r10 (GFC_REAL_10 *x)
+{
+ GFC_UINTEGER_8 kiss;
+
+ __gthread_mutex_lock (&random_lock);
+ kiss = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss += kiss_random_kernel (kiss_seed_2);
+ rnumber_10 (x, kiss);
+ __gthread_mutex_unlock (&random_lock);
+}
+iexport(random_r10);
+
+#endif
+
+/* This function produces a REAL(16) value from the uniform distribution
+ with range [0,1). */
+
+#ifdef HAVE_GFC_REAL_16
+
+void
+random_r16 (GFC_REAL_16 *x)
+{
+ GFC_UINTEGER_8 kiss1, kiss2;
+
+ __gthread_mutex_lock (&random_lock);
+ kiss1 = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss1 += kiss_random_kernel (kiss_seed_2);
+
+ kiss2 = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_3)) << 32;
+ kiss2 += kiss_random_kernel (kiss_seed_3);
+
+ rnumber_16 (x, kiss1, kiss2);
+ __gthread_mutex_unlock (&random_lock);
+}
+iexport(random_r16);
+
+
+#endif
/* This function fills a REAL(4) array with values from the uniform
distribution with range [0,1). */
@@ -206,11 +391,8 @@ arandom_r4 (gfc_array_r4 *x)
while (dest)
{
/* random_r4 (dest); */
- kiss = kiss_random_kernel ();
- /* Burn a random number, so the REAL*4 and REAL*8 functions
- produce similar sequences of random numbers. */
- kiss_random_kernel ();
- *dest = normalize_r4_i4 (kiss, ~(GFC_UINTEGER_4) 0);
+ kiss = kiss_random_kernel (kiss_seed_1);
+ rnumber_4 (dest, kiss);
/* Advance to the next element. */
dest += stride0;
@@ -276,9 +458,155 @@ arandom_r8 (gfc_array_r8 *x)
while (dest)
{
/* random_r8 (dest); */
- kiss = ((GFC_UINTEGER_8)kiss_random_kernel ()) << 32;
- kiss += kiss_random_kernel ();
- *dest = normalize_r8_i8 (kiss, ~(GFC_UINTEGER_8) 0);
+ kiss = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss += kiss_random_kernel (kiss_seed_2);
+ rnumber_8 (dest, kiss);
+
+ /* Advance to the next element. */
+ dest += stride0;
+ count[0]++;
+ /* Advance to the next source element. */
+ n = 0;
+ while (count[n] == extent[n])
+ {
+ /* When we get to the end of a dimension, reset it and increment
+ the next dimension. */
+ count[n] = 0;
+ /* We could precalculate these products, but this is a less
+ frequently used path so probably not worth it. */
+ dest -= stride[n] * extent[n];
+ n++;
+ if (n == dim)
+ {
+ dest = NULL;
+ break;
+ }
+ else
+ {
+ count[n]++;
+ dest += stride[n];
+ }
+ }
+ }
+ __gthread_mutex_unlock (&random_lock);
+}
+
+#ifdef HAVE_GFC_REAL_10
+
+/* This function fills a REAL(10) array with values from the uniform
+ distribution with range [0,1). */
+
+void
+arandom_r10 (gfc_array_r10 *x)
+{
+ index_type count[GFC_MAX_DIMENSIONS];
+ index_type extent[GFC_MAX_DIMENSIONS];
+ index_type stride[GFC_MAX_DIMENSIONS];
+ index_type stride0;
+ index_type dim;
+ GFC_REAL_10 *dest;
+ GFC_UINTEGER_8 kiss;
+ int n;
+
+ dest = x->data;
+
+ dim = GFC_DESCRIPTOR_RANK (x);
+
+ for (n = 0; n < dim; n++)
+ {
+ count[n] = 0;
+ stride[n] = x->dim[n].stride;
+ extent[n] = x->dim[n].ubound + 1 - x->dim[n].lbound;
+ if (extent[n] <= 0)
+ return;
+ }
+
+ stride0 = stride[0];
+
+ __gthread_mutex_lock (&random_lock);
+
+ while (dest)
+ {
+ /* random_r10 (dest); */
+ kiss = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss += kiss_random_kernel (kiss_seed_2);
+ rnumber_10 (dest, kiss);
+
+ /* Advance to the next element. */
+ dest += stride0;
+ count[0]++;
+ /* Advance to the next source element. */
+ n = 0;
+ while (count[n] == extent[n])
+ {
+ /* When we get to the end of a dimension, reset it and increment
+ the next dimension. */
+ count[n] = 0;
+ /* We could precalculate these products, but this is a less
+ frequently used path so probably not worth it. */
+ dest -= stride[n] * extent[n];
+ n++;
+ if (n == dim)
+ {
+ dest = NULL;
+ break;
+ }
+ else
+ {
+ count[n]++;
+ dest += stride[n];
+ }
+ }
+ }
+ __gthread_mutex_unlock (&random_lock);
+}
+
+#endif
+
+#ifdef HAVE_GFC_REAL_16
+
+/* This function fills a REAL(16) array with values from the uniform
+ distribution with range [0,1). */
+
+void
+arandom_r16 (gfc_array_r16 *x)
+{
+ index_type count[GFC_MAX_DIMENSIONS];
+ index_type extent[GFC_MAX_DIMENSIONS];
+ index_type stride[GFC_MAX_DIMENSIONS];
+ index_type stride0;
+ index_type dim;
+ GFC_REAL_16 *dest;
+ GFC_UINTEGER_8 kiss1, kiss2;
+ int n;
+
+ dest = x->data;
+
+ dim = GFC_DESCRIPTOR_RANK (x);
+
+ for (n = 0; n < dim; n++)
+ {
+ count[n] = 0;
+ stride[n] = x->dim[n].stride;
+ extent[n] = x->dim[n].ubound + 1 - x->dim[n].lbound;
+ if (extent[n] <= 0)
+ return;
+ }
+
+ stride0 = stride[0];
+
+ __gthread_mutex_lock (&random_lock);
+
+ while (dest)
+ {
+ /* random_r16 (dest); */
+ kiss1 = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_1)) << 32;
+ kiss1 += kiss_random_kernel (kiss_seed_2);
+
+ kiss2 = ((GFC_UINTEGER_8) kiss_random_kernel (kiss_seed_3)) << 32;
+ kiss2 += kiss_random_kernel (kiss_seed_3);
+
+ rnumber_16 (dest, kiss1, kiss2);
/* Advance to the next element. */
dest += stride0;
@@ -309,6 +637,8 @@ arandom_r8 (gfc_array_r8 *x)
__gthread_mutex_unlock (&random_lock);
}
+#endif
+
/* random_seed is used to seed the PRNG with either a default
set of seeds or user specified set of seeds. random_seed
must be called with no argument or exactly one argument. */
@@ -324,10 +654,10 @@ random_seed (GFC_INTEGER_4 *size, gfc_array_i4 *put, gfc_array_i4 *get)
{
/* From the standard: "If no argument is present, the processor assigns
a processor-dependent value to the seed." */
- kiss_seed[0] = kiss_default_seed[0];
- kiss_seed[1] = kiss_default_seed[1];
- kiss_seed[2] = kiss_default_seed[2];
- kiss_seed[3] = kiss_default_seed[3];
+
+ for (i=0; i<kiss_size; i++)
+ kiss_seed[i] = kiss_default_seed[i];
+
}
if (size != NULL)
@@ -345,7 +675,7 @@ random_seed (GFC_INTEGER_4 *size, gfc_array_i4 *put, gfc_array_i4 *get)
/* This code now should do correct strides. */
for (i = 0; i < kiss_size; i++)
- kiss_seed[i] =(GFC_UINTEGER_4) put->data[i * put->dim[0].stride];
+ kiss_seed[i] =(GFC_UINTEGER_4) put->data[i * put->dim[0].stride];
}
/* Return the seed to GET data. */
diff --git a/libgfortran/libgfortran.h b/libgfortran/libgfortran.h
index 27abfe8b7be87afe9a46e287b22a84a84d61365e..4d27b65923340309630eb251f8421913f36b1080 100644
--- a/libgfortran/libgfortran.h
+++ b/libgfortran/libgfortran.h
@@ -33,6 +33,7 @@ Boston, MA 02110-1301, USA. */
#include <math.h>
#include <stddef.h>
+#include <float.h>
#ifndef M_PI
#define M_PI 3.14159265358979323846264338327
@@ -240,6 +241,24 @@ internal_proto(l8_to_l4_offset);
#define GFC_REAL_16_HUGE LDBL_MAX
#endif
+#define GFC_REAL_4_DIGITS FLT_MANT_DIG
+#define GFC_REAL_8_DIGITS DBL_MANT_DIG
+#ifdef HAVE_GFC_REAL_10
+#define GFC_REAL_10_DIGITS LDBL_MANT_DIG
+#endif
+#ifdef HAVE_GFC_REAL_16
+#define GFC_REAL_16_DIGITS LDBL_MANT_DIG
+#endif
+
+#define GFC_REAL_4_RADIX FLT_RADIX
+#define GFC_REAL_8_RADIX FLT_RADIX
+#ifdef HAVE_GFC_REAL_10
+#define GFC_REAL_10_RADIX FLT_RADIX
+#endif
+#ifdef HAVE_GFC_REAL_16
+#define GFC_REAL_16_RADIX FLT_RADIX
+#endif
+
#ifndef GFC_MAX_DIMENSIONS
#define GFC_MAX_DIMENSIONS 7
#endif
@@ -639,14 +658,6 @@ extern void random_seed (GFC_INTEGER_4 * size, gfc_array_i4 * put,
gfc_array_i4 * get);
iexport_proto(random_seed);
-/* normalize.c */
-
-extern GFC_REAL_4 normalize_r4_i4 (GFC_UINTEGER_4, GFC_UINTEGER_4);
-internal_proto(normalize_r4_i4);
-
-extern GFC_REAL_8 normalize_r8_i8 (GFC_UINTEGER_8, GFC_UINTEGER_8);
-internal_proto(normalize_r8_i8);
-
/* size.c */
typedef GFC_ARRAY_DESCRIPTOR (GFC_MAX_DIMENSIONS, void) array_t;
diff --git a/libgfortran/runtime/normalize.c b/libgfortran/runtime/normalize.c
deleted file mode 100644
index 7bc90033ef39a7169424184f28edb851f240b4e8..0000000000000000000000000000000000000000
--- a/libgfortran/runtime/normalize.c
+++ /dev/null
@@ -1,120 +0,0 @@
-/* Nelper routines to convert from integer to real.
- Copyright 2004, 2005 Free Software Foundation, Inc.
- Contributed by Paul Brook.
-
-This file is part of the GNU Fortran 95 runtime library (libgfortran).
-
-Libgfortran is free software; you can redistribute it and/or
-modify it under the terms of the GNU General Public
-License as published by the Free Software Foundation; either
-version 2 of the License, or (at your option) any later version.
-
-In addition to the permissions in the GNU General Public License, the
-Free Software Foundation gives you unlimited permission to link the
-compiled version of this file into combinations with other programs,
-and to distribute those combinations without any restriction coming
-from the use of this file. (The General Public License restrictions
-do apply in other respects; for example, they cover modification of
-the file, and distribution when not linked into a combine
-executable.)
-
-Ligbfortran 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 General Public License for more details.
-
-You should have received a copy of the GNU General Public
-License along with libgfortran; see the file COPYING. If not,
-write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
-Boston, MA 02110-1301, USA. */
-#include <math.h>
-#include "libgfortran.h"
-
-/* These routines can be sensitive to excess precision, so should really be
- compiled with -ffloat-store. */
-
-/* Return the largest value less than one representable in a REAL*4. */
-
-static inline GFC_REAL_4
-almostone_r4 (void)
-{
-#ifdef HAVE_NEXTAFTERF
- return nextafterf (1.0f, 0.0f);
-#else
- /* The volatile is a hack to prevent excess precision on x86. */
- static volatile GFC_REAL_4 val = 0.0f;
- GFC_REAL_4 x;
-
- if (val != 0.0f)
- return val;
-
- val = 0.9999f;
- do
- {
- x = val;
- val = (val + 1.0f) / 2.0f;
- }
- while (val > x && val < 1.0f);
- if (val == 1.0f)
- val = x;
- return val;
-#endif
-}
-
-
-/* Return the largest value less than one representable in a REAL*8. */
-
-static inline GFC_REAL_8
-almostone_r8 (void)
-{
-#ifdef HAVE_NEXTAFTER
- return nextafter (1.0, 0.0);
-#else
- static volatile GFC_REAL_8 val = 0.0;
- GFC_REAL_8 x;
-
- if (val != 0.0)
- return val;
-
- val = 0.9999;
- do
- {
- x = val;
- val = (val + 1.0) / 2.0;
- }
- while (val > x && val < 1.0);
- if (val == 1.0)
- val = x;
- return val;
-#endif
-}
-
-
-/* Convert an unsigned integer in the range [0..x] into a
- real the range [0..1). */
-
-GFC_REAL_4
-normalize_r4_i4 (GFC_UINTEGER_4 i, GFC_UINTEGER_4 x)
-{
- GFC_REAL_4 r;
-
- r = (GFC_REAL_4) i / (GFC_REAL_4) x;
- if (r == 1.0f)
- r = almostone_r4 ();
- return r;
-}
-
-
-/* Convert an unsigned integer in the range [0..x] into a
- real the range [0..1). */
-
-GFC_REAL_8
-normalize_r8_i8 (GFC_UINTEGER_8 i, GFC_UINTEGER_8 x)
-{
- GFC_REAL_8 r;
-
- r = (GFC_REAL_8) i / (GFC_REAL_8) x;
- if (r == 1.0)
- r = almostone_r8 ();
- return r;
-}