| 1 | # Copyright 2016 Free Software Foundation, Inc. |
| 2 | |
| 3 | # This program is free software; you can redistribute it and/or modify |
| 4 | # it under the terms of the GNU General Public License as published by |
| 5 | # the Free Software Foundation; either version 3 of the License, or |
| 6 | # (at your option) any later version. |
| 7 | # |
| 8 | # This program is distributed in the hope that it will be useful, |
| 9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | # GNU General Public License for more details. |
| 12 | # |
| 13 | # You should have received a copy of the GNU General Public License |
| 14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 15 | |
| 16 | # This file is part of the gdb testsuite. It is intended to test that |
| 17 | # gdb could correctly handle floating point constant with a suffix. |
| 18 | |
| 19 | standard_testfile .c |
| 20 | |
| 21 | proc do_compile { {opts {}} } { |
| 22 | global srcdir subdir srcfile binfile |
| 23 | set ccopts {debug quiet} |
| 24 | foreach opt $opts {lappend ccopts "additional_flags=$opt"} |
| 25 | gdb_compile "${srcdir}/${subdir}/${srcfile}" "$binfile" executable $ccopts |
| 26 | } |
| 27 | |
| 28 | if { [do_compile] != "" && [do_compile {-mfloat128}] != "" } { |
| 29 | untested "compiler can't handle _FloatN/_FloatNx types?" |
| 30 | return -1 |
| 31 | } |
| 32 | |
| 33 | clean_restart ${binfile} |
| 34 | |
| 35 | if ![runto_main] then { |
| 36 | perror "couldn't run to breakpoint" |
| 37 | continue |
| 38 | } |
| 39 | |
| 40 | # Run to the breakpoint at return. |
| 41 | gdb_breakpoint [gdb_get_line_number "return"] |
| 42 | gdb_continue_to_breakpoint "return" |
| 43 | |
| 44 | # Print the original values of f32, f64, f128, f32x, f64x. |
| 45 | gdb_test "print f32" ".* = 1\\.5.*" "The original value of f32 is 1.5" |
| 46 | gdb_test "print f64" ".* = 2\\.25.*" "The original value of f64 is 2.25" |
| 47 | gdb_test "print f128" ".* = 3\\.375.*" "The original value of f128 is 3.375" |
| 48 | gdb_test "print f32x" ".* = 10\\.5.*" "The original value of f32x is 10.5" |
| 49 | gdb_test "print f64x" ".* = 20\\.25.*" "The original value of f64x is 20.25" |
| 50 | |
| 51 | # Test that gdb could correctly recognize float constant expression with a suffix. |
| 52 | # FIXME: gdb does not yet recognize the suffix for _FloatN/_FloatNx types. |
| 53 | gdb_test "print f32=-1.5" ".* = -1\\.5.*" "Try to change f32 to -1.5 with 'print f32=-1.5'" |
| 54 | gdb_test "print f64=-2.25" ".* = -2\\.25.*" "Try to change f64 to -2.25 with 'print f64=-2.25'" |
| 55 | gdb_test "print f128=-3.375" ".* = -3\\.375.*" "Try to change f128 to -3.375 with 'print f128=-3.375'" |
| 56 | gdb_test "print f32x=-10.5" ".* = -10\\.5.*" "Try to change f32x to -10.5 with 'print f32=-1.5x'" |
| 57 | gdb_test "print f64x=-20.25" ".* = -20\\.25.*" "Try to change f64x to -20.25 with 'print f64=-2.25x'" |
| 58 | |
| 59 | # Test that gdb could handle the above correctly with "set var" command. |
| 60 | set test "set variable f32 = 10.5" |
| 61 | gdb_test_multiple "set var f32=10.5" "$test" { |
| 62 | -re "$gdb_prompt $" { |
| 63 | pass "$test" |
| 64 | } |
| 65 | -re "Invalid number.*$gdb_prompt $" { |
| 66 | fail "$test (do not recognize 10.5)" |
| 67 | } |
| 68 | } |
| 69 | |
| 70 | set test "set variable f64 = 20.25" |
| 71 | gdb_test_multiple "set var f64=20.25" "$test" { |
| 72 | -re "$gdb_prompt $" { |
| 73 | pass "$test" |
| 74 | } |
| 75 | -re "Invalid number.*$gdb_prompt $" { |
| 76 | fail "$test (do not recognize 20.25)" |
| 77 | } |
| 78 | } |
| 79 | |
| 80 | set test "set variable f128 = 30.375" |
| 81 | gdb_test_multiple "set var f128=30.375" "$test" { |
| 82 | -re "$gdb_prompt $" { |
| 83 | pass "$test" |
| 84 | } |
| 85 | -re "Invalid number.*$gdb_prompt $" { |
| 86 | fail "$test (do not recognize 30.375)" |
| 87 | } |
| 88 | } |
| 89 | |
| 90 | set test "set variable f32x = 100.5" |
| 91 | gdb_test_multiple "set var f32x=100.5" "$test" { |
| 92 | -re "$gdb_prompt $" { |
| 93 | pass "$test" |
| 94 | } |
| 95 | -re "Invalid number.*$gdb_prompt $" { |
| 96 | fail "$test (do not recognize 100.5)" |
| 97 | } |
| 98 | } |
| 99 | |
| 100 | set test "set variable f64x = 200.25" |
| 101 | gdb_test_multiple "set var f64x=200.25" "$test" { |
| 102 | -re "$gdb_prompt $" { |
| 103 | pass "$test" |
| 104 | } |
| 105 | -re "Invalid number.*$gdb_prompt $" { |
| 106 | fail "$test (do not recognize 200.25)" |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | gdb_test "print f32" ".* = 10\\.5.*" "The value of f32 is changed to 10.5" |
| 111 | gdb_test "print f64" ".* = 20\\.25.*" "The value of f64 is changed to 20.25" |
| 112 | gdb_test "print f128" ".* = 30\\.375.*" "The value of f128 is changed to 30.375" |
| 113 | gdb_test "print f32x" ".* = 100\\.5.*" "The value of f32x is changed to 100.5" |
| 114 | gdb_test "print f64x" ".* = 200\\.25.*" "The value of f64x is changed to 200.25" |
| 115 | |
| 116 | # Print the original values of c32, c64, c128, c32x, c64x. |
| 117 | gdb_test "print c32" ".* = 1\\.5 \\+ 1 \\* I.*" "The original value of c32 is 1.5 + 1 * I" |
| 118 | gdb_test "print c64" ".* = 2\\.25 \\+ 1 \\* I.*" "The original value of c64 is 2.25 + 1 * I" |
| 119 | gdb_test "print c128" ".* = 3\\.375 \\+ 1 \\* I.*" "The original value of c128 is 3.375 + 1 * I" |
| 120 | gdb_test "print c32x" ".* = 10\\.5 \\+ 1 \\* I.*" "The original value of c32x is 10.5 + 1 * I" |
| 121 | gdb_test "print c64x" ".* = 20\\.25 \\+ 1 \\* I.*" "The original value of c64x is 20.25 + 1 * I" |
| 122 | |
| 123 | # FIXME: GDB cannot parse non-trivial complex constants yet. |
| 124 | |