old-cross-binutils/gdb/testsuite/gdb.base/dfp-exprs.exp
2008-01-01 22:53:26 +00:00

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# Copyright (C) 2007, 2008 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 3 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
# This file was written by Wu Zhou. (woodzltc@cn.ibm.com)
# This file is part of the gdb testsuite. It contains test for evaluating
# simple decimal floating point (DFP) expression.
if $tracelevel then {
strace $tracelevel
}
proc test_dfp_literals_accepted {} {
# Test various dfp values, covering 32-bit, 64-bit and 128-bit ones
# _Decimal32 constants, which can support up to 7 digits
gdb_test "p 1.2df" " = 1.2"
gdb_test "p -1.2df" " = -1.2"
gdb_test "p 1.234567df" " = 1.234567"
gdb_test "p -1.234567df" " = -1.234567"
gdb_test "p 1234567.df" " = 1234567"
gdb_test "p -1234567.df" " = -1234567"
gdb_test "p 1.2E1df" " = 12"
gdb_test "p 1.2E10df" " = 1.2E\\+10"
gdb_test "p 1.2E-10df" " = 1.2E-10"
# The largest exponent for 32-bit dfp value is 96.
gdb_test "p 1.2E96df" " = 1.200000E\\+96"
# _Decimal64 constants, which can support up to 16 digits
gdb_test "p 1.2dd" " = 1.2"
gdb_test "p -1.2dd" " = -1.2"
gdb_test "p 1.234567890123456dd" " = 1.234567890123456"
gdb_test "p -1.234567890123456dd" " = -1.234567890123456"
gdb_test "p 1234567890123456.dd" " = 1234567890123456"
gdb_test "p -1234567890123456.dd" " = -1234567890123456"
gdb_test "p 1.2E1dd" " = 12"
gdb_test "p 1.2E10dd" " = 1.2E\\+10"
gdb_test "p 1.2E-10dd" " = 1.2E-10"
# The largest exponent for 64-bit dfp value is 384.
gdb_test "p 1.2E384dd" " = 1.200000000000000E\\+384"
# _Decimal128 constants, which can support up to 34 digits
gdb_test "p 1.2dl" " = 1.2"
gdb_test "p -1.2dl" " = -1.2"
gdb_test "p 1.234567890123456789012345678901234dl" " = 1.234567890123456789012345678901234"
gdb_test "p -1.234567890123456789012345678901234dl" " = -1.234567890123456789012345678901234"
gdb_test "p 1234567890123456789012345678901234.dl" " = 1234567890123456789012345678901234"
gdb_test "p -1234567890123456789012345678901234.dl" " = -1234567890123456789012345678901234"
gdb_test "p 1.2E1dl" " = 12"
gdb_test "p 1.2E10dl" " = 1.2E\\+10"
gdb_test "p 1.2E-10dl" " = 1.2E-10"
# The largest exponent for 128-bit dfp value is 6144.
gdb_test "p 1.2E6144dl" " = 1.200000000000000000000000000000000E\\+6144"
}
proc test_dfp_arithmetic_expressions {} {
# Arithmetic operations for DFP types are not yet implemented in GDB.
# These tests are to verify that they will generate expected error messages.
gdb_test "p 1.4df + 1.2df" "Argument to arithmetic operation not a number or boolean.*"
gdb_test "p 1.4df - 1.2df" ".*Argument to arithmetic operation not a number or boolean.*"
gdb_test "p 1.4df * 1.2df" "Argument to arithmetic operation not a number or boolean.*"
gdb_test "p 1.4df / 1.2df" "Argument to arithmetic operation not a number or boolean.*"
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
test_dfp_literals_accepted
test_dfp_arithmetic_expressions