mirror of
https://sourceware.org/git/binutils-gdb.git
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3666a04883
This commits the result of running gdb/copyright.py as per our Start
of New Year procedure...
gdb/ChangeLog
Update copyright year range in copyright header of all GDB files.
729 lines
18 KiB
Plaintext
729 lines
18 KiB
Plaintext
# Copyright 2004-2021 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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load_lib libgloss.exp
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# FIXME:brobecker/2004-03-31:
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# The following functions should eventually be part of dejagnu. Even after
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# these functions becomes available in dejagnu, we will keep for a while
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# a copy here in order to avoid increasing the dejagnu version
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# requirement.
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proc gdb_find_gnatmake {} {
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global tool_root_dir
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set root "$tool_root_dir/gcc"
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set GM ""
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if ![is_remote host] {
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set file [lookfor_file $root gnatmake]
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if { $file != "" } {
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set GM "$file -I$root/ada/rts --GCC=$root/xgcc --GNATBIND=$root/gnatbind --GNATLINK=$root/gnatlink -cargs -B$root -largs --GCC=$root/xgcc -margs";
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}
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}
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if {$GM == ""} {
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set GM [transform gnatmake]
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}
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return $GM
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}
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proc gdb_find_gdc {} {
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global tool_root_dir
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print "Tool Root: $tool_root_dir"
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if {![is_remote host]} {
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set file [lookfor_file $tool_root_dir gdc]
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if { $file == "" } {
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set file [lookfor_file $tool_root_dir gcc/gdc]
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}
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if { $file != "" } {
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set CC "$file -B[file dirname $file]/"
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} else {
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set CC [transform gdc]
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}
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} else {
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set CC [transform gdc]
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}
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print "CC: $CC"
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return $CC
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}
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proc gdb_find_gfortran {} {
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global tool_root_dir
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if {![is_remote host]} {
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set file [lookfor_file $tool_root_dir gfortran]
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if { $file == "" } {
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set file [lookfor_file $tool_root_dir gcc/gfortran]
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}
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if { $file != "" } {
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set CC "$file -B[file dirname $file]/"
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} else {
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set CC [transform gfortran]
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}
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} else {
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set CC [transform gfortran]
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}
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return $CC
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}
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proc gdb_find_go {} {
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global tool_root_dir
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set GO ""
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if {![is_remote host]} {
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set file [lookfor_file $tool_root_dir gccgo]
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if { $file != "" } {
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set root [file dirname $file]
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set GO "$file -B$root/gcc/"
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}
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}
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if { $GO == "" } {
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set GO [transform gccgo]
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}
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return $GO
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}
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proc gdb_find_go_linker {} {
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return [find_go]
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}
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proc gdb_find_rustc {} {
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global tool_root_dir
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if {![is_remote host]} {
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set rustc [lookfor_file $tool_root_dir rustc]
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if {$rustc == ""} {
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set rustc rustc
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}
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} else {
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set rustc ""
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}
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if {$rustc != ""} {
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append rustc " --color never"
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}
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return $rustc
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}
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proc gdb_find_ldd {} {
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global LDD_FOR_TARGET
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if [info exists LDD_FOR_TARGET] {
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set ldd $LDD_FOR_TARGET
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} else {
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set ldd "ldd"
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}
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return $ldd
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}
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proc gdb_find_objcopy {} {
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global OBJCOPY_FOR_TARGET
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if [info exists OBJCOPY_FOR_TARGET] {
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set objcopy $OBJCOPY_FOR_TARGET
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} else {
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set objcopy [transform objcopy]
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}
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return $objcopy
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}
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# find target objdump
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proc gdb_find_objdump {} {
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global OBJDUMP_FOR_TARGET
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if [info exists OBJDUMP_FOR_TARGET] {
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set objdump $OBJDUMP_FOR_TARGET
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} else {
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set objdump [transform objdump]
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}
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return $objdump
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}
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proc gdb_find_readelf {} {
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global READELF_FOR_TARGET
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if [info exists READELF_FOR_TARGET] {
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set readelf $READELF_FOR_TARGET
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} else {
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set readelf [transform readelf]
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}
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return $readelf
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}
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proc gdb_find_eu-unstrip {} {
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global EU_UNSTRIP_FOR_TARGET
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if [info exists EU_UNSTRIP_FOR_TARGET] {
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set eu_unstrip $EU_UNSTRIP_FOR_TARGET
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} else {
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set eu_unstrip [transform eu-unstrip]
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}
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return $eu_unstrip
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}
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# Local version of default_target_compile, to be used for languages that
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# dejagnu's default_target_compile doesn't support.
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proc gdb_default_target_compile_1 {source destfile type options} {
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global target_triplet
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global tool_root_dir
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global CFLAGS_FOR_TARGET
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global compiler_flags
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if { $destfile == "" && $type != "preprocess" && $type != "none" } {
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error "Must supply an output filename for the compile to default_target_compile"
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}
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set early_flags ""
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set add_flags ""
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set libs ""
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set compiler_type "c"
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set compiler ""
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set linker ""
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# linker_opts_order is one of "sources-then-flags", "flags-then-sources".
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# The order matters for things like -Wl,--as-needed. The default is to
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# preserve existing behavior.
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set linker_opts_order "sources-then-flags"
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set ldflags ""
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set dest [target_info name]
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if {[info exists CFLAGS_FOR_TARGET]} {
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append add_flags " $CFLAGS_FOR_TARGET"
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}
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if {[info exists target_info(host,name)]} {
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set host [host_info name]
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} else {
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set host "unix"
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}
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foreach i $options {
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if { $i == "ada" } {
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set compiler_type "ada"
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if {[board_info $dest exists adaflags]} {
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append add_flags " [target_info adaflags]"
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}
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if {[board_info $dest exists gnatmake]} {
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set compiler [target_info gnatmake]
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} else {
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set compiler [find_gnatmake]
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}
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}
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if { $i == "c++" } {
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set compiler_type "c++"
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if {[board_info $dest exists cxxflags]} {
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append add_flags " [target_info cxxflags]"
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}
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append add_flags " [g++_include_flags]"
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if {[board_info $dest exists c++compiler]} {
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set compiler [target_info c++compiler]
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} else {
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set compiler [find_g++]
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}
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}
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if { $i == "d" } {
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set compiler_type "d"
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if {[board_info $dest exists dflags]} {
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append add_flags " [target_info dflags]"
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}
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if {[board_info $dest exists dcompiler]} {
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set compiler [target_info dcompiler]
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} else {
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set compiler [find_gdc]
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}
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}
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if { $i == "f77" } {
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set compiler_type "f77"
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if {[board_info $dest exists f77flags]} {
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append add_flags " [target_info f77flags]"
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}
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if {[board_info $dest exists f77compiler]} {
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set compiler [target_info f77compiler]
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} else {
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set compiler [find_g77]
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}
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}
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if { $i == "f90" } {
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set compiler_type "f90"
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if {[board_info $dest exists f90flags]} {
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append add_flags " [target_info f90flags]"
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}
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if {[board_info $dest exists f90compiler]} {
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set compiler [target_info f90compiler]
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} else {
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set compiler [find_gfortran]
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}
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}
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if { $i == "go" } {
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set compiler_type "go"
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if {[board_info $dest exists goflags]} {
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append add_flags " [target_info goflags]"
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}
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if {[board_info $dest exists gocompiler]} {
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set compiler [target_info gocompiler]
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} else {
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set compiler [find_go]
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}
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if {[board_info $dest exists golinker]} {
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set linker [target_info golinker]
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} else {
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set linker [find_go_linker]
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}
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if {[board_info $dest exists golinker_opts_order]} {
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set linker_opts_order [target_info golinker_opts_order]
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}
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}
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if { $i == "rust" } {
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set compiler_type "rust"
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if {[board_info $dest exists rustflags]} {
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append add_flags " [target_info rustflags]"
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}
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if {[board_info $dest exists rustflags]} {
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set compiler [target_info rustflags]
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} else {
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set compiler [find_rustc]
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}
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}
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if {[regexp "^dest=" $i]} {
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regsub "^dest=" $i "" tmp
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if {[board_info $tmp exists name]} {
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set dest [board_info $tmp name]
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} else {
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set dest $tmp
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}
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}
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if {[regexp "^compiler=" $i]} {
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regsub "^compiler=" $i "" tmp
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set compiler $tmp
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}
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if {[regexp "^early_flags=" $i]} {
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regsub "^early_flags=" $i "" tmp
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append early_flags " $tmp"
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}
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if {[regexp "^additional_flags=" $i]} {
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regsub "^additional_flags=" $i "" tmp
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append add_flags " $tmp"
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}
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if {[regexp "^ldflags=" $i]} {
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regsub "^ldflags=" $i "" tmp
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append ldflags " $tmp"
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}
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if {[regexp "^libs=" $i]} {
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regsub "^libs=" $i "" tmp
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append libs " $tmp"
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}
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if {[regexp "^incdir=" $i]} {
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regsub "^incdir=" $i "-I" tmp
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append add_flags " $tmp"
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}
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if {[regexp "^libdir=" $i]} {
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regsub "^libdir=" $i "-L" tmp
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append add_flags " $tmp"
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}
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if {[regexp "^ldscript=" $i]} {
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regsub "^ldscript=" $i "" ldscript
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}
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if {[regexp "^redirect=" $i]} {
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regsub "^redirect=" $i "" redirect
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}
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if {[regexp "^optimize=" $i]} {
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regsub "^optimize=" $i "" optimize
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}
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if {[regexp "^timeout=" $i]} {
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regsub "^timeout=" $i "" timeout
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}
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}
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if {[board_info $host exists cflags_for_target]} {
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append add_flags " [board_info $host cflags_for_target]"
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}
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global CC_FOR_TARGET
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global CXX_FOR_TARGET
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global D_FOR_TARGET
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global F77_FOR_TARGET
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global F90_FOR_TARGET
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global GNATMAKE_FOR_TARGET
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global GO_FOR_TARGET
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global GO_LD_FOR_TARGET
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global RUSTC_FOR_TARGET
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if {[info exists GNATMAKE_FOR_TARGET]} {
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if { $compiler_type == "ada" } {
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set compiler $GNATMAKE_FOR_TARGET
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}
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}
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if {[info exists CC_FOR_TARGET]} {
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if { $compiler == "" } {
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set compiler $CC_FOR_TARGET
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}
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}
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if {[info exists CXX_FOR_TARGET]} {
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if { $compiler_type == "c++" } {
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set compiler $CXX_FOR_TARGET
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}
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}
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if {[info exists D_FOR_TARGET]} {
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if { $compiler_type == "d" } {
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set compiler $D_FOR_TARGET
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}
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}
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if {[info exists F77_FOR_TARGET]} {
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if { $compiler_type == "f77" } {
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set compiler $F77_FOR_TARGET
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}
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}
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if {[info exists F90_FOR_TARGET]} {
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if { $compiler_type == "f90" } {
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set compiler $F90_FOR_TARGET
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}
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}
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if { $compiler_type == "go" } {
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if {[info exists GO_FOR_TARGET]} {
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set compiler $GO_FOR_TARGET
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}
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if {[info exists GO_LD_FOR_TARGET]} {
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set linker $GO_LD_FOR_TARGET
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}
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}
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if {[info exists RUSTC_FOR_TARGET]} {
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if {$compiler_type == "rust"} {
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set compiler $RUSTC_FOR_TARGET
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}
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}
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if { $type == "executable" && $linker != "" } {
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set compiler $linker
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}
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if { $compiler == "" } {
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set compiler [board_info $dest compiler]
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if { $compiler == "" } {
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return "default_target_compile: No compiler to compile with"
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}
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}
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if {![is_remote host]} {
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if { [which $compiler] == 0 } {
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return "default_target_compile: Can't find $compiler."
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}
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}
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if {$type == "object"} {
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if {$compiler_type == "rust"} {
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append add_flags "--emit obj"
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} else {
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append add_flags " -c"
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}
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}
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if { $type == "preprocess" } {
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append add_flags " -E"
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}
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if { $type == "assembly" } {
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append add_flags " -S"
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}
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if {[board_info $dest exists cflags]} {
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append add_flags " [board_info $dest cflags]"
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}
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if { $type == "executable" } {
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if {[board_info $dest exists ldflags]} {
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append add_flags " [board_info $dest ldflags]"
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}
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if { $compiler_type == "c++" } {
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append add_flags " [g++_link_flags]"
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}
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if {[isnative]} {
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# This is a lose.
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catch "glob -nocomplain $tool_root_dir/libstdc++/libstdc++.so* $tool_root_dir/libstdc++/libstdc++.sl" tmp
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if { ${tmp} != "" } {
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if {[regexp ".*solaris2.*" $target_triplet]} {
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# Solaris 2
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append add_flags " -R$tool_root_dir/libstdc++"
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} elseif {[regexp ".*(osf|irix5|linux).*" $target_triplet]} {
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# OSF/1 or IRIX 5
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append add_flags " -Wl,-rpath,$tool_root_dir/libstdc++"
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}
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}
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}
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}
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if {![info exists ldscript]} {
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set ldscript [board_info $dest ldscript]
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}
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foreach i $options {
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if { $i == "debug" } {
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if {[board_info $dest exists debug_flags]} {
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append add_flags " [board_info $dest debug_flags]"
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} else {
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append add_flags " -g"
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}
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}
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}
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if {[info exists optimize]} {
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append add_flags " $optimize"
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}
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if { $type == "executable" } {
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append add_flags " $ldflags"
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foreach x $libs {
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if {[file exists $x]} {
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append source " $x"
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} else {
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append add_flags " $x"
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}
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}
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if {[board_info $dest exists libs]} {
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append add_flags " [board_info $dest libs]"
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}
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# This probably isn't such a good idea, but it avoids nasty
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# hackiness in the testsuites.
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# The math library must be linked in before the C library. The C
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# library is linked in by the linker script, so this must be before
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# the linker script.
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if {[board_info $dest exists mathlib]} {
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append add_flags " [board_info $dest mathlib]"
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} else {
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append add_flags " -lm"
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}
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# This must be added here.
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append add_flags " $ldscript"
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if {[board_info $dest exists remote_link]} {
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# Relink option.
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append add_flags " -Wl,-r"
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}
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if {[board_info $dest exists output_format]} {
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append add_flags " -Wl,-oformat,[board_info $dest output_format]"
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}
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}
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if {[board_info $dest exists multilib_flags]} {
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append add_flags " [board_info $dest multilib_flags]"
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}
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verbose "doing compile"
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set sources ""
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if {[is_remote host]} {
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foreach x $source {
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set file [remote_download host $x]
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if { $file == "" } {
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warning "Unable to download $x to host."
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return "Unable to download $x to host."
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} else {
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append sources " $file"
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}
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}
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} else {
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set sources $source
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}
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|
if {[is_remote host]} {
|
|
append add_flags " -o " [file tail $destfile]
|
|
remote_file host delete [file tail $destfile]
|
|
} else {
|
|
if { $destfile != "" } {
|
|
append add_flags " -o $destfile"
|
|
}
|
|
}
|
|
|
|
# This is obscure: we put SOURCES at the end when building an
|
|
# object, because otherwise, in some situations, libtool will
|
|
# become confused about the name of the actual source file.
|
|
switch $type {
|
|
"object" {
|
|
set opts "$early_flags $add_flags $sources"
|
|
}
|
|
"executable" {
|
|
switch $linker_opts_order {
|
|
"flags-then-sources" {
|
|
set opts "$early_flags $add_flags $sources"
|
|
}
|
|
"sources-then-flags" {
|
|
set opts "$early_flags $sources $add_flags"
|
|
}
|
|
default {
|
|
error "Invalid value for board_info linker_opts_order"
|
|
}
|
|
}
|
|
}
|
|
default {
|
|
set opts "$early_flags $sources $add_flags"
|
|
}
|
|
}
|
|
|
|
if {[is_remote host]} {
|
|
if {[host_info exists use_at]} {
|
|
set fid [open "atfile" "w"]
|
|
puts $fid "$opts"
|
|
close $fid
|
|
set opts "@[remote_download host atfile]"
|
|
remote_file build delete atfile
|
|
}
|
|
}
|
|
|
|
verbose "Invoking the compiler as $compiler $opts" 2
|
|
|
|
if {[info exists redirect]} {
|
|
verbose "Redirecting output to $redirect" 2
|
|
set status [remote_exec host "$compiler $opts" "" "" $redirect]
|
|
} else {
|
|
if {[info exists timeout]} {
|
|
verbose "Setting timeout to $timeout" 2
|
|
set status [remote_exec host "$compiler $opts" "" "" "" $timeout]
|
|
} else {
|
|
set status [remote_exec host "$compiler $opts"]
|
|
}
|
|
}
|
|
|
|
set compiler_flags $opts
|
|
if {[is_remote host]} {
|
|
remote_upload host [file tail $destfile] $destfile
|
|
remote_file host delete [file tail $destfile]
|
|
}
|
|
set comp_output [prune_warnings [lindex $status 1]]
|
|
regsub "^\[\r\n\]+" $comp_output "" comp_output
|
|
if { [lindex $status 0] != 0 } {
|
|
verbose -log "compiler exited with status [lindex $status 0]"
|
|
}
|
|
if { [lindex $status 1] != "" } {
|
|
verbose -log "output is:\n[lindex $status 1]" 2
|
|
}
|
|
if { [lindex $status 0] != 0 && "${comp_output}" == "" } {
|
|
set comp_output "exit status is [lindex $status 0]"
|
|
}
|
|
return ${comp_output}
|
|
}
|
|
|
|
# If dejagnu's default_target_compile supports the language specified in
|
|
# OPTIONS, use it. Otherwise, use gdb_default_target_compile_1.
|
|
proc gdb_default_target_compile {source destfile type options} {
|
|
global use_gdb_compile
|
|
|
|
set need_local_lang 0
|
|
set need_local_early_flags 0
|
|
foreach i $options {
|
|
|
|
if { $i == "ada" || $i == "d" || $i == "go" || $i == "rust" } {
|
|
set need_local_lang [info exists use_gdb_compile($i)]
|
|
}
|
|
|
|
if { $i == "c++" } {
|
|
set need_local_lang 0
|
|
}
|
|
|
|
if { $i == "f77" || $i == "f90" } {
|
|
set need_local_lang [info exists use_gdb_compile(fortran)]
|
|
}
|
|
|
|
if { [regexp "^early_flags=" $i] } {
|
|
set need_local_early_flags 1
|
|
}
|
|
}
|
|
|
|
if { $need_local_lang || $need_local_early_flags } {
|
|
return [gdb_default_target_compile_1 $source $destfile $type $options]
|
|
}
|
|
|
|
return [dejagnu_default_target_compile $source $destfile $type $options]
|
|
}
|
|
|
|
# Array of languages for which dejagnu's default_target_compile is missing
|
|
# support.
|
|
array set use_gdb_compile [list]
|
|
|
|
# Note missing support in dejagnu's default_target_compile. This
|
|
# needs to be fixed by porting the missing support to Dejagnu.
|
|
set note_prefix "Dejagnu's default_target_compile is missing support for "
|
|
set note_suffix ", using local override"
|
|
|
|
if {[info procs find_gnatmake] == ""} {
|
|
rename gdb_find_gnatmake find_gnatmake
|
|
set use_gdb_compile(ada) 1
|
|
gdb_note [join [list $note_prefix "Ada" $note_suffix] ""]
|
|
}
|
|
|
|
if {[info procs find_gfortran] == ""} {
|
|
rename gdb_find_gfortran find_gfortran
|
|
set use_gdb_compile(fortran) 1
|
|
gdb_note [join [list $note_prefix "Fortran" $note_suffix] ""]
|
|
}
|
|
|
|
if {[info procs find_go_linker] == ""} {
|
|
rename gdb_find_go find_go
|
|
rename gdb_find_go_linker find_go_linker
|
|
set use_gdb_compile(go) 1
|
|
gdb_note [join [list $note_prefix "Go" $note_suffix] ""]
|
|
}
|
|
|
|
if {[info procs find_gdc] == ""} {
|
|
rename gdb_find_gdc find_gdc
|
|
set use_gdb_compile(d) 1
|
|
gdb_note [join [list $note_prefix "D" $note_suffix] ""]
|
|
}
|
|
|
|
if {[info procs find_rustc] == ""} {
|
|
rename gdb_find_rustc find_rustc
|
|
set use_gdb_compile(rust) 1
|
|
gdb_note [join [list $note_prefix "Rust" $note_suffix] ""]
|
|
}
|
|
|
|
# If dejagnu's default_target_compile is missing support for any language,
|
|
# override it.
|
|
if { [array size use_gdb_compile] != 0 } {
|
|
catch {rename default_target_compile dejagnu_default_target_compile}
|
|
rename gdb_default_target_compile default_target_compile
|
|
}
|
|
|
|
|
|
# Provide 'lreverse' missing in Tcl before 7.5.
|
|
|
|
if {[info procs lreverse] == ""} {
|
|
proc lreverse { arg } {
|
|
set retval {}
|
|
while { [llength $retval] < [llength $arg] } {
|
|
lappend retval [lindex $arg end-[llength $retval]]
|
|
}
|
|
return $retval
|
|
}
|
|
}
|
|
|
|
# Various ccache versions provide incorrect debug info such as ignoring
|
|
# different current directory, breaking GDB testsuite.
|
|
set env(CCACHE_DISABLE) 1
|
|
unset -nocomplain env(CCACHE_NODISABLE)
|