projects / deliverable / binutils-gdb.git / blame
| Commit | Line | Data |
|---|---|---|
| 88b9d363 | 1 | # Copyright 2021-2022 Free Software Foundation, Inc. |
| 895b7b4e AB |
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 | # Check the size of the $pc register as the user changes the selected | |
| 17 | # architecture. As no executable is provided then the size of the $pc | |
| 18 | # register is defined by the default target description selected by | |
| 19 | # GDB. | |
| 20 | # | |
| 21 | # This test ensures that GDB is selecting an RV32 default if the user | |
| 22 | # has forced the current architecture to be riscv:rv32. | |
| 23 | # | |
| 24 | # In all other cases the default will be RV64. | |
| 25 | ||
| 26 | if {![istarget "riscv*-*-*"]} { | |
| 27 | verbose "Skipping ${gdb_test_file_name}." | |
| 28 | return | |
| 29 | } | |
| 30 | ||
| 31 | # Start GDB with no executable. | |
| 32 | gdb_start | |
| 33 | ||
| 34 | # The tests are defined by a list of architecture names to switch too | |
| 35 | # and the expected size of $pc. The first list entry is special and | |
| 36 | # has an empty architecture string, this checks GDB's default value on | |
| 37 | # startup. | |
| 38 | foreach data {{"" 8} {"riscv:rv32" 4} {"riscv:rv64" 8} {"riscv" 8} \ | |
| 39 | {"auto" 8}} { | |
| 40 | set arch [lindex $data 0] | |
| 41 | set size [lindex $data 1] | |
| 42 | ||
| 43 | # Switch architecture. | |
| 44 | if { $arch != "" && $arch != "auto" } { | |
| 45 | gdb_test "set architecture $arch" \ | |
| 46 | "The target architecture is set to \"$arch\"\\." | |
| 47 | } elseif { $arch == "auto" } { | |
| 48 | gdb_test "set architecture $arch" \ | |
| 49 | "The target architecture is set to \"auto\" \\(currently \"riscv\"\\)\\." | |
| 50 | } else { | |
| 51 | set arch "default architecture" | |
| 52 | } | |
| 53 | ||
| 54 | # Check the size of $pc. | |
| 55 | with_test_prefix "$arch" { | |
| 56 | gdb_test "p sizeof (\$pc)" " = $size" \ | |
| 57 | "size of \$pc register is $size" | |
| 58 | } | |
| 59 | } |