gdb/testsuite/gdb.rust/onetwoeight.exp

   1 # Copyright (C) 2023-2024 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 # Test expression parsing and evaluation that requires Rust compiler.
  17
  18 load_lib rust-support.exp
  19 require allow_rust_tests
  20 require {can_compile rust}
  21
  22 set v [split [rust_compiler_version] .]
  23 if {[lindex $v 0] == 1 && [lindex $v 1] < 43} {
  24     untested "128-bit ints require rust 1.43 or greater"
  25     return -1
  26 }
  27
  28 standard_testfile .rs
  29 if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug rust}]} {
  30     return -1
  31 }
  32
  33 set line [gdb_get_line_number "BREAK"]
  34 if {![runto ${srcfile}:$line]} {
  35     untested "could not run to breakpoint"
  36     return -1
  37 }
  38
  39 gdb_test "print x" " = 340282366920938463463374607431768211455"
  40 gdb_test "print y" " = 170141183460469231731687303715884105727"
  41
  42 gdb_test "print x / 2" " = 170141183460469231731687303715884105727"
  43 gdb_test "print sm * 2" " = 170141183460469231731687303715884105726"
  44 gdb_test "print sm + sm" " = 170141183460469231731687303715884105726"
  45 gdb_test "print x - y" " = 170141183460469231731687303715884105728"
  46 gdb_test "print -y" " = -170141183460469231731687303715884105727"
  47 gdb_test "print +y" " = 170141183460469231731687303715884105727"
  48
  49 gdb_test "print/x x" " = 0xffffffffffffffffffffffffffffffff"
  50 gdb_test "print x % 4" " = 3"
  51 gdb_test "print !x" " = 0"
  52
  53 gdb_test "print x < 0" " = false"
  54 gdb_test "print -y < 0" " = true"
  55 gdb_test "print x > y" " = true"
  56 gdb_test "print y >= y" " = true"
  57 gdb_test "print y <= y" " = true"
  58 gdb_test "print y == y" " = true"
  59 gdb_test "print x != y" " = true"
  60
  61 gdb_test "print sm << 2" "= 340282366920938463463374607431768211452"
  62 gdb_test "print x >> 2" "= 85070591730234615865843651857942052863"
  63
  64 gdb_test "print/x x & mask" " = 0xf0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f0"
  65 gdb_test "print/x x ^ mask" " = 0xf0f0f0f0f0f0f0f0f0f0f0f0f0f0f0f"
  66 gdb_test "print/x mask | (mask >> 4)" " = 0xffffffffffffffffffffffffffffffff"
  67
  68 gdb_test "print 170141183460469231731687303715884105727" \
  69     " = 170141183460469231731687303715884105727"
  70 gdb_test "ptype 23i128" "type = i128"