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16cfcbc202
In an earlier patch I forgot to change the caching proc in cell.exp to use standard_temp_file. This fixes the oversight. Tested on x86-64 Fedora 18. * lib/cell.exp (skip_cell_tests): Use standard_temp_file.
182 lines
5.9 KiB
Plaintext
182 lines
5.9 KiB
Plaintext
# Copyright 2009-2013 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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#
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# Contributed by Markus Deuling <deuling@de.ibm.com>.
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#
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# Support library for testing the combined debugger for Linux
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# on the Cell Broadband Engine.
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# Compile SPU objects.
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proc gdb_compile_cell_spu {source dest type options} {
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global board
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# Save and unset multilib flags; these are not appropriate
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# for the SPU compiler.
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set board [target_info name]
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set save_multilib_flag [board_info $board multilib_flags]
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unset_board_info "multilib_flags"
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set options_spu [concat $options [list compiler=spu-gcc]]
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set ccout [gdb_compile $source $dest $type $options_spu]
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set_board_info multilib_flags $save_multilib_flag
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return $ccout
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}
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# Compile PPU objects. This is just like gdb_compile_pthreads, except that we
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# always add the libspe2 library for compiling Cell/B.E. programs.
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proc gdb_compile_cell_ppu {source dest type options} {
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# We do not need to try multiple names for the pthread library
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# -lpthread works on all Cell/B.E. systems
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set lib "-lspe2 -lpthread"
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set options_ppu [concat $options [list libs=$lib]]
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return [gdb_compile $source $dest $type $options_ppu]
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}
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# Embed SPU executable into a PPU object.
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proc gdb_cell_embedspu {source dest options} {
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global CC_FOR_TARGET
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if [info exists CC_FOR_TARGET] {
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set compiler $CC_FOR_TARGET
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} else {
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set compiler [board_info [target_info name] compiler]
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}
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# We assume the PPU compiler is called gcc or ppu-gcc,
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# and find the appropriate embedspu based on that.
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regsub gcc "$compiler" embedspu embedspu
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# Determine default embedded symbol name from source filename.
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set path [split "$source" /]
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set filename [lindex $path [expr [llength $path] - 1]]
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regsub -all -- "\[-\.\]" "$filename" "_" symbol
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set options_embed [concat $options [list compiler=$embedspu]]
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return [gdb_compile "$symbol $source $dest" "" none $options_embed]
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}
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# Run a test on the target to see if it supports Cell/B.E. hardware.
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# Return 0 if so, 1 if it does not.
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gdb_caching_proc skip_cell_tests {
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global srcdir subdir gdb_prompt inferior_exited_re
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set me "skip_cell_tests"
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# Set up, compile, and execute a combined Cell/B.E. test program.
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# Include the current process ID in the file names to prevent conflicts
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# with invocations for multiple testsuites.
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set src [standard_temp_file cell[pid].c]
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set exe [standard_temp_file cell[pid].x]
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set src_spu [standard_temp_file cell[pid]-spu.c]
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set exe_spu [standard_temp_file cell[pid]-spu.x]
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set f [open $src "w"]
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puts $f "#include <libspe2.h>"
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puts $f "extern spe_program_handle_t cell[pid]_spu_x;"
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puts $f "int main (void) {"
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puts $f "unsigned int entry = SPE_DEFAULT_ENTRY;"
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puts $f "spe_context_ptr_t ctx = spe_context_create (0, NULL);"
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puts $f "spe_program_load (ctx, &cell[pid]_spu_x);"
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puts $f "return spe_context_run (ctx, &entry, 0, NULL, NULL, NULL); }"
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close $f
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set f [open $src_spu "w"]
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puts $f "int main (void) { return 0; }"
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close $f
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verbose "$me: compiling testfile $src" 2
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set compile_flags {debug nowarnings quiet}
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set skip 0
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if { [gdb_compile_cell_spu $src_spu $exe_spu executable $compile_flags] != "" } {
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verbose "$me: compiling spu binary failed, returning 1" 2
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set skip 1
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}
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if { ! $skip && [gdb_cell_embedspu $exe_spu $exe_spu-embed.o $compile_flags] != "" } {
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verbose "$me: embedding spu binary failed, returning 1" 2
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set skip 1
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}
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if { ! $skip && [gdb_compile_cell_ppu [list $src $exe_spu-embed.o] $exe executable $compile_flags] != "" } {
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verbose "$me: compiling ppu binary failed, returning 1" 2
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set skip 1
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}
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file delete $src
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file delete $src_spu
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file delete $exe_spu
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file delete $exe_spu-embed.o
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if { $skip } {
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return 1
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}
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# Compilation succeeded so now run it via gdb.
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load "$exe"
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gdb_run_cmd
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gdb_expect {
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-re ".*$inferior_exited_re normally.*${gdb_prompt} $" {
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verbose -log "\n$me: Cell/B.E. hardware detected"
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set result 0
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}
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-re ".*$inferior_exited_re with code.*${gdb_prompt} $" {
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verbose -log "\n$me: Cell/B.E. hardware not detected"
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set result 1
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}
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default {
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verbose -log "\n$me Cell/B.E. hardware not detected (default case)"
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set result 1
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}
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}
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gdb_exit
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remote_file build delete $exe
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verbose "$me: returning $result" 2
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return $result
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}
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# Delete all breakpoints and stop on the next new SPU thread
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proc cont_spu_main { } {
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delete_breakpoints
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gdb_test "set spu stop-on-load on"
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gdb_test "continue" \
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"Continuing.*Temporary breakpoint .*main .*" \
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"continue to SPU main"
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}
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# Continue to MARKER
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proc c_to { marker srcfile } {
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set line [gdb_get_line_number $marker $srcfile]
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gdb_test "break $line" \
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"Breakpoint.*at.*file.*$srcfile.*line $line.*" \
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"break $line"
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gdb_test "continue" \
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"Continuing.*Breakpoint.*at.*$srcfile.*$line.*" \
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"continue to $line"
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}
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# Check if the current thread has SPU architecture
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proc check_spu_arch { msg } {
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if { $msg == "" } {
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set msg "spu architecture is spu256K"
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}
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gdb_test "show architecture" \
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"The target architecture is set automatically.*currently spu:256K.*" \
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$msg
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}
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