* gdb.base/dfp-exprs.exp (test_dfp_arithmetic_expressions): Add tests
for expressions with decimal float values. (test_dfp_conversions): New function to test casts to and from decimal float types. Call test_dfp_conversions. * gdb.base/dfp-test.c (struct decstruct): Add float4 and double8 elements. (main): Initialize ds.float4 and ds.double8 elements. * gdb.base/dfp-test.exp (d32_set_tests): Fix typo. Adjust expect string to new error message. (d64_set_tests): Likewise. (d128_set_tests): Likewise. Add tests for expressions with decimal float variables. Add tests for conversions to and from decimal float types.
This commit is contained in:
Thiago Jung Bauermann
parent
4ef30785ea
commit
f6867ce08c
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@ -1,3 +1,20 @@
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2008-01-07 Thiago Jung Bauermann <bauerman@br.ibm.com>
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* gdb.base/dfp-exprs.exp (test_dfp_arithmetic_expressions): Add tests
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for expressions with decimal float values.
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(test_dfp_conversions): New function to test casts to and from
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decimal float types.
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Call test_dfp_conversions.
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* gdb.base/dfp-test.c (struct decstruct): Add float4 and double8
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elements.
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(main): Initialize ds.float4 and ds.double8 elements.
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* gdb.base/dfp-test.exp (d32_set_tests): Fix typo. Adjust expect
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string to new error message.
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(d64_set_tests): Likewise.
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(d128_set_tests): Likewise.
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Add tests for expressions with decimal float variables. Add tests for
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conversions to and from decimal float types.
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2008-01-05 Joel Brobecker <brobecker@adacore.com>
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* gdb.ada/packed_tagged/comp_bug.adb: New file.
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@ -74,14 +74,102 @@ proc test_dfp_literals_accepted {} {
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proc test_dfp_arithmetic_expressions {} {
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# Arithmetic operations for DFP types are not yet implemented in GDB.
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# These tests are to verify that they will generate expected error messages.
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# _Decimal32 operands.
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gdb_test "p 1.4df + 1.2df" " = 2.6"
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gdb_test "p 1.4df - 1.2df" " = 0.2"
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gdb_test "p 1.4df * 1.2df" " = 1.68"
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gdb_test "p 1.4df / 1.2df" " = 1.166667"
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gdb_test "p 1.4df + 1.2df" "Argument to arithmetic operation not a number or boolean.*"
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gdb_test "p 1.4df - 1.2df" ".*Argument to arithmetic operation not a number or boolean.*"
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gdb_test "p 1.4df * 1.2df" "Argument to arithmetic operation not a number or boolean.*"
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gdb_test "p 1.4df / 1.2df" "Argument to arithmetic operation not a number or boolean.*"
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# _Decimal64 operands.
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gdb_test "p 1.4dd + 1.2dd" " = 2.6"
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gdb_test "p 1.4dd - 1.2dd" " = 0.2"
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gdb_test "p 1.4dd * 1.2dd" " = 1.68"
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gdb_test "p 1.4dd / 1.2dd" " = 1.166666666666667"
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# _Decimal128 operands.
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gdb_test "p 1.4dl + 1.2dl" " = 2.6"
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gdb_test "p 1.4dl - 1.2dl" " = 0.2"
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gdb_test "p 1.4dl * 1.2dl" " = 1.68"
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gdb_test "p 1.4dl / 1.2dl" " = 1.166666666666666666666666666666667"
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# Test type of operation result.
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gdb_test "ptype 2.df + 2.df" "= _Decimal32"
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gdb_test "ptype 2.dd + 2.dd" "= _Decimal64"
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gdb_test "ptype 2.dl + 2.dl" "= _Decimal128"
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# Mixture of different _Decimal sizes.
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gdb_test "p 2.1df + 2.7dd" "= 4.8"
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gdb_test "p 2.1dd + 2.7df" "= 4.8"
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gdb_test "p 2.6df + 2.7dl" "= 5.3"
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gdb_test "p 2.6dl + 2.7df" "= 5.3"
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gdb_test "p 2.3dd + 2.2dl" "= 4.5"
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gdb_test "p 2.3dl + 2.2dd" "= 4.5"
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gdb_test "ptype 2.df + 2.dd" "= _Decimal64"
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gdb_test "ptype 2.df + 2.dl" "= _Decimal128"
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gdb_test "ptype 2.dd + 2.dl" "= _Decimal128"
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# Mixture of Decimal and integral operands
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gdb_test "p 1.2df + 1" " = 2.2"
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gdb_test "p 2 + 1.7dd" " = 3.7"
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gdb_test "p 3 + 2.1dl" " = 5.1"
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gdb_test "ptype 1.2df + 1" " = _Decimal32"
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gdb_test "ptype 2 + 1.7dd" " = _Decimal64"
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gdb_test "ptype 3 + 2.1dl" " = _Decimal128"
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# Reject operation with integral larger than 32-bits
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gdb_test "p 1.2df + 2ll" "Conversion of large integer to a decimal floating type is not supported."
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# Reject operation with DFP and Binary FP
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gdb_test "p 1.2df + 1.2f" "Mixing decimal floating types with other floating types is not allowed."
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# Test other operations with DFP operands
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gdb_test "p !0.df" " = 1"
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gdb_test "p !0.dd" " = 1"
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gdb_test "p !0.dl" " = 1"
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gdb_test "p !0.5df" " = 0"
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gdb_test "p !0.5dd" " = 0"
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gdb_test "p !0.5dl" " = 0"
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gdb_test "p 1.2df == 1.2df" " = 1"
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gdb_test "p 1.2df == 1.2dd" " = 1"
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gdb_test "p 1.2df == 1.2dl" " = 1"
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gdb_test "p 1.2dd == 1.2df" " = 1"
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gdb_test "p 1.2dd == 1.2dl" " = 1"
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gdb_test "p 1.2dl == 1.2df" " = 1"
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gdb_test "p 1.2dl == 1.2dd" " = 1"
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gdb_test "p 1.2df == 1.3df" " = 0"
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gdb_test "p 1.2df == 1.3dd" " = 0"
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gdb_test "p 1.2df == 1.3dl" " = 0"
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gdb_test "p 1.2dd == 1.3df" " = 0"
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gdb_test "p 1.2dd == 1.3dl" " = 0"
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gdb_test "p 1.2dl == 1.3df" " = 0"
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gdb_test "p 1.2dl == 1.3dd" " = 0"
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gdb_test "p +1.2df" " = 1.2"
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gdb_test "p +1.2dd" " = 1.2"
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gdb_test "p +1.2dl" " = 1.2"
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gdb_test "p 1.2df < 1.3df" " = 1"
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gdb_test "p 1.2df < 1.3dd" " = 1"
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gdb_test "p 1.2dl < 1.3df" " = 1"
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gdb_test "p 1.2dd < 1.3dd" " = 1"
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gdb_test "p 1.2dd < 1.3dl" " = 1"
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gdb_test "p 1.2dl < 1.3dl" " = 1"
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gdb_test "p 1.2dl < 1.3df" " = 1"
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gdb_test "p 1.2df > 1" " = 1"
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gdb_test "p 1.2dl > 2" " = 0"
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gdb_test "p 2 > 1.2dd" " = 1"
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gdb_test "p 2 > 3.1dl" " = 0"
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}
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proc test_dfp_conversions {} {
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# Test cast to and from DFP values, and between DFPs of different sizes
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gdb_test "p (float) -0.1df" " = -0.(0999.*|1000.*)"
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gdb_test "p (int) 8.3dd" " = 8"
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gdb_test "p (_Decimal64) 3.1" " = 3.(0999.*|1000.*)"
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gdb_test "p (_Decimal128) 3.7df" " = 3.7"
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gdb_test "p (_Decimal32) 4" " = 4"
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}
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# Start with a fresh gdb.
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@ -92,3 +180,4 @@ gdb_reinitialize_dir $srcdir/$subdir
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test_dfp_literals_accepted
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test_dfp_arithmetic_expressions
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test_dfp_conversions
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@ -26,6 +26,8 @@ struct decstruct
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{
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int int4;
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long long8;
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float float4;
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double double8;
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_Decimal32 dec32;
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_Decimal64 dec64;
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_Decimal128 dec128;
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@ -85,6 +87,8 @@ int main()
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ds.int4 = 1;
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ds.long8 = 2;
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ds.float4 = 3.1;
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ds.double8 = 4.2;
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ds.dec32 = 1.2345df;
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ds.dec64 = 1.2345dd;
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ds.dec128 = 1.2345dl;
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@ -18,6 +18,53 @@
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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 ${binfile}
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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# Detect the size of the target's basic types (from gdb.base/long_long.exp).
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proc get_valueof { fmt exp default } {
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global gdb_prompt
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send_gdb "print${fmt} ${exp}\n"
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gdb_expect {
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-re "\\$\[0-9\]* = (\[-\]*\[0-9\]*).*$gdb_prompt $" {
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set val $expect_out(1,string)
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}
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timeout {
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set val ${default}
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}
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}
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return ${val}
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}
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proc get_sizeof { type default } {
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return [get_valueof "/d" "sizeof (${type})" $default]
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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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@ -43,10 +90,10 @@ proc d32_set_tests {} {
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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 an valid number"
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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" " = NaN" "1.23E is NaN (not a number)"
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gdb_test "p d32=1.23E45Adf" " = NaN" "1.23E45A is NaN (not a 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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@ -75,8 +122,8 @@ proc d64_set_tests {} {
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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" " = NaN" "1.23E is NaN (not a number)"
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gdb_test "p d64=1.23E45Add" "= NaN" "1.23E45A is NaN (not a 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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@ -104,33 +151,8 @@ proc d128_set_tests {} {
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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" " = NaN" "1.23E is NaN (not a number)"
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gdb_test "p d128=1.23E45Adl" "= NaN" "1.23E45A is NaN (not a number)"
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}
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if $tracelevel {
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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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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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@ -237,6 +259,57 @@ 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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@ -246,3 +319,12 @@ 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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