+++ /dev/null
-#! /bin/sh
-
-# Tests floating-point format conversions.
-
-TEMPDIR=/tmp/pspp-tst-$$
-
-# ensure that top_builddir are absolute
-if [ -z "$top_builddir" ] ; then top_builddir=. ; fi
-if [ -z "$top_srcdir" ] ; then top_srcdir=. ; fi
-top_builddir=`cd $top_builddir; pwd`
-PSPP=$top_builddir/src/ui/terminal/pspp$EXEEXT
-
-# ensure that top_srcdir is absolute
-top_srcdir=`cd $top_srcdir; pwd`
-
-STAT_CONFIG_PATH=$top_srcdir/config
-export STAT_CONFIG_PATH
-
-
-cleanup()
-{
- if [ x"$PSPP_TEST_NO_CLEANUP" != x ] ; then
- echo "NOT cleaning $TEMPDIR"
- return ;
- fi
- cd /
- rm -rf $TEMPDIR
-}
-
-
-fail()
-{
- echo $activity
- echo FAILED
- cleanup;
- exit 1;
-}
-
-
-no_result()
-{
- echo $activity
- echo NO RESULT;
- cleanup;
- exit 2;
-}
-
-pass()
-{
- cleanup;
- exit 0;
-}
-
-mkdir -p $TEMPDIR
-
-cd $TEMPDIR
-activity="create test program"
-sed -e 's/#.*//' \
- -e 's/^[ ]*//' \
- -e 's/[ ]*$//' \
- -e 's/^\(..*\)$/DEBUG FLOAT FORMAT \1./' \
- > $TEMPDIR/float-format.pspp <<'EOF'
-# Each of the tests below checks that conversion between
-# floating-point formats works correctly. Comparisons that use ==
-# require that conversion from any format on the line to any other
-# format on the line work losslessly. Comparisons that use => only
-# check that conversions work losslessly in the given direction.
-
-# Key to format names:
-# isl: IEEE single-precision, little endian
-# isb: IEEE single-precision, big endian
-# idl: IEEE double-precision, little endian
-# idb: IEEE double-precision, big endian
-# vf: VAX F
-# vd: VAX D
-# vg: VAX G
-# zs: Z architecture short
-# zl: Z architecture long
-# x: hexadecimal digits
-
-# IEEE special values.
- 0 == isb(x'00000000')
-x('Infinity') == isb(x'7f800000')
-x('-Infinity') == isb(x'ff800000')
-x('NaN:') => isb(x'7f800001') # NaN requires nonzero fraction.
-x('NaN:e000000000000000') == isb(x'7ff00000') == idb(x'7ffe000000000000')
-x('NaN:5a5a5e0000000000') == isb(x'7fad2d2f') == idb(x'7ff5a5a5e0000000')
-x('NaN:975612abcdef4000') == idb(x'7ff975612abcdef4')
-x('-NaN:e000000000000000') == isb(x'fff00000') == idb(x'fffe000000000000')
-x('-NaN:5a5a5e0000000000') == isb(x'ffad2d2f') == idb(x'fff5a5a5e0000000')
-x('-NaN:975612abcdef4000') == idb(x'fff975612abcdef4')
-
-# PSPP special values.
-x('Missing') == isb(x'ff7fffff') == idb(x'ffefffffffffffff') == isl(x'ffff7fff') == idl(x'ffffffffffffefff') == vf(x'ffffffff') == vd(x'ffffffffffffffff') == vg(x'ffffffffffffffff') == zs(x'ffffffff') == zl(x'ffffffffffffffff')
-x('Lowest') == isb(x'ff7ffffe') == idb(x'ffeffffffffffffe') == isl(x'feff7fff') == idl(x'feffffffffffefff') == vf(x'fffffeff') == vd(x'fffffeffffffffff') == vg(x'fffffeffffffffff') == zs(x'fffffffe') == zl(x'fffffffffffffffe')
-x('Highest') == isb(x'7f7fffff') == idb(x'7fefffffffffffff') == isl(x'ffff7f7f') == idl(x'ffffffffffffef7f') == vf(x'ff7fffff') == vd(x'ffffffffff7fffff') == vg(x'ffffffffff7fffff') == zs(x'7fffffff') == zl(x'7fffffffffffffff')
-
-# From Wikipedia.
-0.15625 == isb(b'00111110001000000000000000000000')
--118.625 == isb(b'11000010111011010100000000000000')
-
-# http://www.psc.edu/general/software/packages/ieee/ieee.html
-x('NaN:0400000000000000') == isb(b'01111111100000100000000000000000')
-x('-NaN:2225540000000000') == isb(b'11111111100100010001001010101010')
-2 == isb(b'01000000000000000000000000000000')
-6.5 == isb(b'01000000110100000000000000000000')
--6.5 == isb(b'11000000110100000000000000000000')
-x('.4p-124') == isb(b'00000000100000000000000000000000')
-x('.2p-124') == isb(b'00000000010000000000000000000000')
-
-# Using converter at http://babbage.cs.qc.edu/IEEE-754/Decimal.html
-# plus Emacs 'calc' to convert decimal to hexadecimal
-x('.7b74bc6a7ef9db23p8') => isb(x'42f6e979') # 123.456
-x('.7b74bc6a7ef9db23p8') => idb(x'405edd2f1a9fbe77')
-x('.817427d2d4642004p-12') => isb(x'39017428') # .0001234567
-x('.817427d2d4642004p-12') => idb(x'3f202e84fa5a8c84')
-x('.446c3b15f9926688p168') => isb(x'7f800000') # 1e50; overflow
-x('.446c3b15f9926688p168') => idb(x'4a511b0ec57e649a')
-
-# From multiple editions of the z/Architecture Principles of Operation
-# manual.
- 1.0 == zs(x'41100000') == isb(x'3f800000')
- 0.5 == zs(x'40800000') == isb(x'3f000000')
- x('.4p-4') == zs(x'3f400000') == isb(x'3c800000')
- 0 == zs(x'00000000') == isb(x'00000000')
- zs(x'80000000') == isb(x'80000000')
- -15 == zs(x'c1f00000') == isb(x'c1700000')
-# x('.ffffffp252') == zs(x'7fffffff')
- x('.3b4p8') == zs(x'423b4000')
- x('.1p-256') == zs(x'00100000')
- x('.4p-124') == zs(x'21400000') == isb(x'00800000')
- x('.8p-148') == zs(x'1b800000') == isb(x'00000001')
-# x('.ffffffp128') == zs(x'60ffffff') == isb(x'7f7fffff')
- x('.1p-256') == zs(x'00100000')
- x('.1p-256') => isb(x'00000000') # Underflow to zero.
- x('.ffffffp248') == zs(x'7effffff')
- x('.ffffffp248') => isb(x'7f800000') # Overflow to +Infinity.
-
- x('.4p-1020') => zl(x'0000000000000000') # Underflow to zero.
- x('.4p-1020') == idb(x'0010000000000000')
- x('.4p-1072') => zl(x'0000000000000000') # Underflow to zero.
- x('.4p-1072') => idb(x'0000000000000001')
-x('.fffffffffffff8p1024') => zl(x'7fffffffffffffff') # Overflow to maxval.
-x('.fffffffffffff8p1024') => idb(x'7fefffffffffffff')
- x('.1p-256') == zl(x'0010000000000000') == idb(x'2fb0000000000000')
- x('.ffffffffffffffp248') == zl(x'7effffffffffffff')
- x('.ffffffffffffffp248') => idb(x'4f70000000000000') # Loses precision.
-EOF
-if [ $? -ne 0 ] ; then no_result ; fi
-
-activity="run program"
-$SUPERVISOR $PSPP --testing-mode -o pspp.csv $TEMPDIR/float-format.pspp
-if [ $? -ne 0 ] ; then fail ; fi
-
-pass
projects / pspp / blobdiff