213516ef31
This commit is the result of running the gdb/copyright.py script, which automated the update of the copyright year range for all source files managed by the GDB project to be updated to include year 2023.
114 lines
3.4 KiB
Text
114 lines
3.4 KiB
Text
# Copyright 2016-2023 Free Software Foundation, Inc.
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#
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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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# Auxiliary function to set the language to Rust.
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# The result is 1 (true) for success, 0 (false) for failure.
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proc set_lang_rust {} {
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if [gdb_test_no_output "set language rust"] {
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return 0
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}
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if [gdb_test "show language" ".* source language is \"rust\"." \
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"set language to \"rust\""] {
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return 0
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}
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return 1
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}
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proc gdb_compile_rust {sources dest options} {
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set res -1
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if {[llength $sources] > 1} {
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error "gdb rust setup can only compile one source file at a time"
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}
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global board
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set board [target_info name]
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set multilib_flags_orig [board_info $board multilib_flags]
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set multilib_flags {}
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foreach op $multilib_flags_orig {
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# Pretend rustc supports -pie/-no-pie/-fPIE/-fno-PIE.
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switch $op {
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"-pie" - "-no-pie" {
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# Pass it to linker.
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lappend multilib_flags -C link-arg=$op
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}
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"-fno-PIE" {
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# Translate to rustc codegen equivalent.
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# The rustc documentation insists that we should use static
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# here, but that causes segfaults leading to:
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# UNTESTED: gdb.rust/rawids.exp: could not run to breakpoint
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# UNTESTED: gdb.rust/pp.exp: could not run to breakpoint
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# Instead, we use dynamic-no-pic which does seem to work.
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lappend multilib_flags -C relocation-model=dynamic-no-pic
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}
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"-fPIE" {
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# Translate to rustc codegen equivalent.
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lappend multilib_flags -C relocation-model=pic
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}
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default {
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# Pass unmodified.
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lappend multilib_flags $op
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}
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}
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}
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save_target_board_info { multilib_flags } {
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unset_board_info multilib_flags
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set_board_info multilib_flags "$multilib_flags"
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if {[gdb_compile [lindex $sources 0] $dest executable \
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$options] == ""} {
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set res ""
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}
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}
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return $res
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}
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# Return the version of LLVM used by the Rust compiler. Note that
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# older versions of rustc don't print this -- in this case the
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# returned version is "0.0".
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gdb_caching_proc rust_llvm_version {
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set rustc [find_rustc]
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if {$rustc == ""} {
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verbose "could not find rustc"
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} else {
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set output [lindex [remote_exec host "$rustc --version --verbose"] 1]
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foreach line [split $output \n] {
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if {[regexp "LLVM version: (.+)\$" $output ignore version]} {
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return $version
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}
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}
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verbose "could not match rustc version output: $output"
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}
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return 0.0
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}
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# Return the version of the Rust compiler.
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gdb_caching_proc rust_compiler_version {
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set rustc [find_rustc]
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if {$rustc == ""} {
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verbose "could not find rustc"
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} else {
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set output [lindex [remote_exec host "$rustc --version --verbose"] 1]
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foreach line [split $output \n] {
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if {[regexp "rustc (\[0-9.\]+).*\$" $output ignore version]} {
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return $version
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}
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}
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verbose "could not match rustc version output: $output"
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}
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return 0.0
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}
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