2007-10-15 Wu Zhou <woodzltc@cn.ibm.com>

	    Thiago Jung Bauermann  <bauerman@br.ibm.com>

	* gdb.base/dfp-exprs.exp: new file adding tests for Decimal
	Floating Point expressions.
	* gdb.base/dfp-test.exp: new file adding tests for Decimal
	Floating Point variables.
	* gdb.base/dfp-test.c: new file containing program with Decimal
	Floating variables, used by gdb.base/dfp-test.exp.

1 files changed, 94 insertions, 0 deletions

diff --git a/gdb/testsuite/gdb.base/dfp-exprs.exp b/gdb/testsuite/gdb.base/dfp-exprs.exp
new file mode 100644
index 0000000..51adfde
--- /dev/null
+++ b/gdb/testsuite/gdb.base/dfp-exprs.exp
@@ -0,0 +1,94 @@
+# Copyright (C) 2007 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