343 lines
15 KiB
Plaintext
343 lines
15 KiB
Plaintext
# Copyright (C) 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# This file was written by Wu Zhou. (woodzltc@cn.ibm.com)
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# This file is part of the gdb testsuite. It is intended to test that
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# gdb could correctly handle decimal floating point introduced in IEEE 754R.
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if $tracelevel then {
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strace $tracelevel
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}
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set testfile "dfp-test"
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set srcfile ${testfile}.c
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set binfile ${objdir}/${subdir}/${testfile}
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# Try to compile the test case. If we can't, assume the
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# toolchain does not yet provide DFP support and bail out.
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {quiet debug}] != "" } {
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verbose "Skipping DFP tests."
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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set sizeof_long [get_sizeof "long" 4]
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proc d32_set_tests {} {
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gdb_test "p d32=123.45df" " = 123.45"
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gdb_test "p d32=12345.df" " = 12345"
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gdb_test "p d32=12345.67df" " = 12345.67"
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gdb_test "p d32=1234567.df" " = 1234567"
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gdb_test "p d32=1.234567E0df" " = 1.234567"
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gdb_test "p d32=1.234567E10df" " = 1.234567E\\+10"
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gdb_test "p d32=1.234567E+96df" " = 1.234567E\\+96"
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# Test that gdb could handle the max, normalized min and subnormalized min.
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gdb_test "p d32=9.999999E96df" " = 9.999999E\\+96"
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gdb_test "p d32=1.0E-95df" " = 1.0E\\-95"
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gdb_test "p d32=1.E-101df" " = 1E\\-101"
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gdb_test "p d32=0.000001E-95df" " = 1E\\-101"
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# Test that gdb could detect coefficient/exponent out of range.
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# The coefficient out of range will be rounded to its nearest value.
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# And the exponent out of range will be handled as infinity.
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gdb_test "p d32=1.2345678df" " = 1.234568" "1.2345678 is rounded to 1.234568"
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gdb_test "p d32=1.0E-101df" " = 1E-101" "1.0E-101 is rounded to 1E-101"
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gdb_test "p d32=1.234567E+97df" " = Infinity" "1.234567E+97 is Infinity"
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# Test that gdb could detect the errors in the string representation of _Decimal32
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gdb_test "p d32=12345.df" " = 12345" "12345. is a valid number"
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gdb_test "p d32=12345df" ".*Invalid number.*" "12345 is an invalid number"
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gdb_test "p d32=1.23Edf" ".*Conversion syntax.*" "1.23E is an invalid number"
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gdb_test "p d32=1.23E45Adf" ".*Conversion syntax.*" "1.23E45A is an invalid number"
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}
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proc d64_set_tests {} {
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gdb_test "p d64=123.45dd" " = 123.45"
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gdb_test "p d64=12345.dd" " = 12345"
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gdb_test "p d64=12345.67dd" " = 12345.67"
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gdb_test "p d64=1.234567890123456dd" " = 1.234567890123456"
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gdb_test "p d64=1.234567890123456E10dd" " = 12345678901.23456"
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gdb_test "p d64=1.234567890123456E100dd" " = 1.234567890123456E\\+100"
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gdb_test "p d64=1.234567890123456E384dd" " = 1.234567890123456E\\+384"
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# Test that gdb could handle the max, normalized min and subnormalized min.
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gdb_test "p d64=9.999999999999999E384dd" " = 9.999999999999999E\\+384"
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gdb_test "p d64=1.E-383dd" " = 1E\\-383"
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gdb_test "p d64=1.E-398dd" " = 1E\\-398"
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gdb_test "p d64=0.000000000000001E-383dd" " = 1E\\-398"
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# Test that gdb could detect coefficient/exponent out of range.
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# The coefficient out of range will be rounded to its nearest value.
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# And the exponent out of range will be handled as infinity.
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gdb_test "p d64=1.2345678901234567dd" " = 1.234567890123457" "1.2345678901234567 is rounded to 1.234567890123457"
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gdb_test "p d64=9.9999999999999999E384dd" " = Infinity" "d64=9.9999999999999999E384 is Infinity"
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gdb_test "p d64=1.234567890123456E385dd" " = Infinity" "d64=1.234567890123456E385 is Infinity"
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# Test that gdb could detect the errors in the string representation of _Decimal64
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gdb_test "p d64=12345dd" ".*Invalid number.*" "12345dd is an invalid number"
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gdb_test "p d64=1.23Edd" ".*Conversion syntax.*" "1.23E is an invalid number"
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gdb_test "p d64=1.23E45Add" ".*Conversion syntax.*" "1.23E45A is an invalid number"
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}
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proc d128_set_tests {} {
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gdb_test "p d128=123.45dl" " = 123.45"
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gdb_test "p d128=12345.dl" " = 12345"
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gdb_test "p d128=12345.67dl" " = 12345.67"
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gdb_test "p d128=1.234567890123456789012345678901234dl" " = 1.234567890123456789012345678901234"
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gdb_test "p d128=1.234567890123456E10dl" " = 12345678901.23456"
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gdb_test "p d128=1.234567890123456E100dl" " = 1.234567890123456E\\+100"
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gdb_test "p d128=1.234567890123456E1000dl" " = 1.234567890123456E\\+1000"
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# Test that gdb could handle the max, normalized min and subnormalized min.
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gdb_test "p d128=9.999999999999999999999999999999999E6144dl" " = 9.999999999999999999999999999999999E\\+6144"
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gdb_test "p d128=1.E-6143dl" " = 1E\\-6143"
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gdb_test "p d128=1.E-6176dl" " = 1E\\-6176"
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gdb_test "p d128=0.000000000000000000000000000000001E-6143dl" " = 1E\\-6176"
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# Test that gdb could detect coefficient/exponent out of range.
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# The coefficient out of range will be rounded to its nearest value.
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# And the exponent out of range will be handled as infinity.
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gdb_test "p d128=1.2345678901234567890123456789012345dl" "1.234567890123456789012345678901234" "1.2345678901234567890123456789012345 is rounded to 1.234567890123456789012345678901234"
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gdb_test "p d128=1.234567890123456E6145dl" "Infinity" "d128=1.234567890123456E6145 is Infinity"
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# Test that gdb could detect the errors in the string representation of _Decimal128
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gdb_test "p d128=12345dl" ".*Invalid number.*" "12345dl is an invalid number"
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gdb_test "p d128=1.23Edl" ".*Conversion syntax.*" "1.23E is an invalid number"
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gdb_test "p d128=1.23E45Adl" ".*Conversion syntax.*" "1.23E45A is an invalid number"
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}
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# Different tests on 32-bits decimal floating point, including the printing
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# of finite numbers, infinite and NaN, and also the setting of different
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# decimal value.
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if [gdb_test "next" \
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".*Positive infd32.*" \
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"next after initializing d32"] then { gdb_suppress_tests }
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gdb_test "print d32" "1.2345" "d32 is initialized to 1.2345"
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if [gdb_test "next" \
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".*Negative infd32.*" \
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"next after assigning builtin infinity to d32"] then { gdb_suppress_tests }
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gdb_test "print d32" "Infinity" "d32 is positive Infinity"
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if [gdb_test "next" \
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".*__builtin_nand32.*" \
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"next after assigning negative builtin infinity to d32"] then { gdb_suppress_tests }
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gdb_test "print d32" "-Infinity" "d32 is negative Infinity"
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if [gdb_test "next" \
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".*d64 = 1.2345.*" \
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"next after assigning builtin NaN to d32"] then { gdb_suppress_tests }
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gdb_test "print d32" "NaN" "d32 is NaN"
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d32_set_tests
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# Different tests on 64-bits decimal floating point, including the display
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# of finite number, infinite and NaN, and also the setting of different
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# decimal value.
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if [gdb_test "next" \
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".*Positive infd64.*" \
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"next after initializing d64"] then { gdb_suppress_tests }
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gdb_test "print d64" "1.2345" "d64 is initialized to 1.2345"
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if [gdb_test "next" \
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".*Negative infd64.*" \
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"next after assigning builtin infinity to d64"] then { gdb_suppress_tests }
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gdb_test "print d64" "Infinity" "d64 is positive Infinity"
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if [gdb_test "next" \
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".*__builtin_nand64.*" \
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"next after assigning negative builtin infinity to d64"] then { gdb_suppress_tests }
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gdb_test "print d64" "-Infinity" "d64 is negative Infinity"
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if [gdb_test "next" \
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".*d128 = 1.2345.*" \
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"next after assigning builtin NaN to d64"] then { gdb_suppress_tests }
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gdb_test "print d64" "NaN" "d64 is NaN"
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d64_set_tests
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# Different tests on 128-bits decimal floating point, including the display
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# of finite number, infinite and NaN, and also the setting of different
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# decimal value.
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if [gdb_test "next" \
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".*Positive infd128.*" \
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"next after initializing d128"] then { gdb_suppress_tests }
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gdb_test "print d128" "1.2345" "d128 is initialized to 1.2345"
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d128_set_tests
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if [gdb_test "next" \
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".*Negative infd128.*" \
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"next after assigning builtin infinity to d128"] then { gdb_suppress_tests }
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gdb_test "print d128" "Infinity" "d128 is positive Infinity"
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if [gdb_test "next" \
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".*__builtin_nand128.*" \
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"next after assigning negative builtin infinity to d128"] then { gdb_suppress_tests }
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gdb_test "print d128" "-Infinity" "d128 is negative Infinity"
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if [gdb_test "next" \
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".*arg0_32.*" \
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"next after assigning builtin NaN to d128"] then { gdb_suppress_tests }
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gdb_test "print d128" "NaN" "d128 is NaN"
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# The following tests are intended to verify that gdb can correctly handle
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# DFP types in function arguments.
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gdb_breakpoint arg0_32
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gdb_continue_to_breakpoint "entry to arg0_32"
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gdb_test "backtrace" ".*arg0_32 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_32"
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gdb_breakpoint arg0_64
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gdb_continue_to_breakpoint "entry to arg0_64"
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gdb_test "backtrace" ".*arg0_64 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_64"
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gdb_breakpoint arg0_128
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gdb_continue_to_breakpoint "entry to arg0_128"
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gdb_test "backtrace" ".*arg0_128 \\(arg0=0.1, arg1=1.0, arg2=2.0, arg3=3.0, arg4=4.0, arg5=5.0\\).*" "backtrace at arg0_128"
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# Test calling inferior function with DFP arguments or return value.
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gdb_test "call arg0_32 (1.2df, 2.2df, 3.2df, 4.2df, 5.2df, 6.2df)" "Breakpoint.*arg0_32.*" "Call function with correct _Decimal32 arguments."
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gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_32 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal32 arguments."
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gdb_test "finish" " = 1.2" "Correct _Decimal32 return value from called function."
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gdb_test "call arg0_64 (1.2dd, 2.2dd, 3.2dd, 4.2dd, 5.2dd, 6.2dd)" "Breakpoint.*arg0_64.*" "Call function with correct _Decimal64 arguments."
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gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_64 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal64 arguments."
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gdb_test "finish" " = 1.2" "Correct _Decimal64 return value from called function."
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gdb_test "call arg0_128 (1.2dl, 2.2dl, 3.2dl, 4.2dl, 5.2dl, 6.2dl)" "Breakpoint.*arg0_128.*" "Call function with correct _Decimal128 arguments."
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gdb_test "backtrace 1" "\n#\[0-9\]+ arg0_128 \\(arg0=1.2, arg1=2.2, arg2=3.2, arg3=4.2, arg4=5.2, arg5=6.2\\).*" "Backtrace function with correct _Decimal128 arguments."
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gdb_test "finish" " = 1.2" "Correct _Decimal128 return value from called function."
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gdb_test "call decimal_dec128_align (double_val1, dec128_val2, double_val3, double_val4, double_val5, double_val6, double_val7, double_val8, double_val9, double_val10, double_val11, double_val12, double_val13, double_val14)" " = 1" \
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"Call function with mixed decimal float arguments TEST."
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gdb_test "call decimal_mixed (dec32_val1, dec64_val1, dec128_val1)" " = 1" \
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"Call function with mixed decimal float arguments."
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gdb_test "call decimal_many_args_dec32 (dec32_val1, dec32_val2, dec32_val3, dec32_val4, dec32_val5, dec32_val6, dec32_val7, dec32_val8, dec32_val9, dec32_val10, dec32_val11, dec32_val12, dec32_val13, dec32_val14, dec32_val15, dec32_val16)" " = 1" \
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"Call function with many _Decimal32 arguments."
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gdb_test "call decimal_many_args_dec64 (dec64_val1, dec64_val2, dec64_val3, dec64_val4, dec64_val5, dec64_val6, dec64_val7, dec64_val8, dec64_val9, dec64_val10, dec64_val11, dec64_val12, dec64_val13, dec64_val14, dec64_val15, dec64_val16)" " = 1" \
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"Call function with many _Decimal64 arguments."
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gdb_test "call decimal_many_args_dec128 (dec128_val1, dec128_val2, dec128_val3, dec128_val4, dec128_val5, dec128_val6, dec128_val7, dec128_val8, dec128_val9, dec128_val10, dec128_val11, dec128_val12, dec128_val13, dec128_val14, dec128_val15, dec128_val16)" " = 1" \
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"Call function with many _Decimal128 arguments."
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gdb_test "call decimal_many_args_mixed (dec32_val1, dec32_val2, dec32_val3, dec64_val4, dec64_val5, dec64_val6, dec64_val7, dec128_val8, dec128_val9, dec128_val10, dec32_val11, dec64_val12, dec32_val13, dec64_val14, dec128_val15)" " = 1" \
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"Call function with many mixed decimal float arguments."
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# The following tests are intended to verify that gdb can handle DFP types
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# correctly in struct.
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gdb_breakpoint [gdb_get_line_number "Exit point"]
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gdb_continue_to_breakpoint "Setting a decimal struct"
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gdb_test "print ds.dec32" " = 1.2345"
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gdb_test "print ds.dec64" " = 1.2345"
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gdb_test "print ds.dec128" " = 1.2345"
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# Test expressions with DFP variables.
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gdb_test "print d32 + ds.dec32" " = 1.3345"
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gdb_test "print d64 + ds.dec64" " = 1.3345"
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gdb_test "print d128 + ds.dec128" " = 1.3345"
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# Test conversion between different _Decimal sizes.
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gdb_test "ptype d64 + ds.dec32" " = volatile _Decimal64"
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gdb_test "ptype d128 + ds.dec32" " = volatile _Decimal128"
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gdb_test "ptype d128 + ds.dec64" " = volatile _Decimal128"
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# Mixture of Decimal and integral operands
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gdb_test "p d32 + 1" " = 1.1"
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gdb_test "p 2 + d64" " = 2.1"
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gdb_test "p ds.int4 + d128" " = 1.1"
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gdb_test "ptype d32 + 1" " = volatile _Decimal32"
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gdb_test "ptype ds.int4 + d128" " = volatile _Decimal128"
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# Test other operations with DFP operands
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gdb_test "p !d32" " = 0"
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gdb_test "p !d64" " = 0"
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gdb_test "p !d128" " = 0"
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gdb_test "p +d32" " = 0.1"
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gdb_test "p +d64" " = 0.1"
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gdb_test "p +d128" " = 0.1"
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gdb_test "p d64 == d128" " = 1"
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gdb_test "p d128 == ds.dec32" " = 0"
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gdb_test "p d128 == d32" " = 1"
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gdb_test "p ds.dec32 == ds.dec64" " = 1"
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gdb_test "p d32 < ds.dec32" " = 1"
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gdb_test "p d64 < ds.dec64" " = 1"
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gdb_test "p d128 < ds.dec128" " = 1"
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gdb_test "p ds.dec32 < d32" " = 0"
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gdb_test "p d64 > ds.dec64" " = 0"
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gdb_test "p ds.dec128 > d128 " " = 1"
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gdb_test "p d32 < ds.int4" " = 1"
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gdb_test "p ds.int4 > d32" " = 1"
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gdb_test "p ds.dec32 < ds.int4" " = 0"
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gdb_test "p ds.int4 > ds.dec64" " = 0"
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gdb_test "p ds.dec128 > ds.int4" " = 1"
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# Reject operation with integral larger than 32-bits
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if { ${sizeof_long} > 4 } {
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gdb_test "p d32 + ds.long8" "Conversion of large integer to a decimal floating type is not supported."
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}
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# Reject operation with DFP and Binary FP
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gdb_test "p d64 + ds.float4" "Mixing decimal floating types with other floating types is not allowed."
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gdb_test "p ds.double8 + d128" "Mixing decimal floating types with other floating types is not allowed."
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# The following tests are intended to verify that gdb can handle "d1=d2"
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# and "d1=-d2" correctly.
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gdb_test "print ds.dec32=d32" " = 0.1"
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gdb_test "print ds.dec64=d64" " = 0.1"
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gdb_test "print ds.dec128=d128" " = 0.1"
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gdb_test "print ds.dec32 = -d32" " = -0.1"
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gdb_test "print ds.dec64 = -d64" " = -0.1"
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gdb_test "print ds.dec128 = -d128" " = -0.1"
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# Test cast to and from DFP values
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gdb_test "print ds.double8 = ds.dec64" " = -0.(0999.*|1000.*)"
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gdb_test "print ds.dec64 = ds.float4" " = 3.(0999.*|1000.*)"
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gdb_test "print ds.dec128 = -ds.double8" " = 0.(0999.*|1000.*)"
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gdb_test "print ds.dec128 = ds.dec32" " = -0.1"
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gdb_test "print ds.dec32 = ds.int4" " = 1"
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gdb_test "print ds.int4 = 7.3dl" " = 7"
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