1 files changed, 116 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.cell/arch.exp b/gdb/testsuite/gdb.cell/arch.exp
new file mode 100644
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+++ b/gdb/testsuite/gdb.cell/arch.exp
@@ -0,0 +1,116 @@
+# Copyright 2009 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+# Contributed by Markus Deuling <deuling@de.ibm.com>.
+#
+# Testsuite for Cell Broadband Engine combined debugger
+# This testcase checks if the "show architecture" command works properly.
+
+load_lib cell.exp
+
+set ppu_file "break"
+set ppu_src ${srcdir}/${subdir}/${ppu_file}.c
+set ppu_bin ${objdir}/${subdir}/${ppu_file}
+set spu_file "break-spu"
+set spu_src ${srcdir}/${subdir}/${spu_file}.c
+set spu_bin ${objdir}/${subdir}/${spu_file}
+
+if {[skip_cell_tests]} {
+    return 0
+}
+
+# Compile SPU binary.
+if { [gdb_compile_cell_spu $spu_src $spu_bin executable {debug}]  != "" } {
+  unsupported "Compiling spu binary failed."
+  return -1
+}
+# Compile PPU binary.
+if { [gdb_cell_embedspu $spu_bin $spu_bin-embed.o {debug}]  != "" } {
+  unsupported "Embedding spu binary failed."
+  return -1
+}
+if { [gdb_compile_cell_ppu [list $ppu_src $spu_bin-embed.o] $ppu_bin executable {debug}] != "" } {
+  unsupported "Compiling ppu binary failed."
+  return -1
+}
+
+if [get_compiler_info ${ppu_bin}] {
+  return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${ppu_bin}
+
+# No programm running, default architecture should be powerpc:common.
+gdb_test "show architecture" \
+	 "The target architecture is set automatically.*currently powerpc:common.*" \
+	 "startup architecture is powerpc:common"
+
+if ![runto_main] then {
+  fail "Can't run to main"
+  return 0
+}
+
+# In PPU thread, architecture should be powerpc:common.
+gdb_test "show architecture" \
+	 "The target architecture is set automatically.*currently powerpc:common.*" \
+	 "ppu architecture is powerpc:common"
+
+# Switch to SPU thread.
+cont_spu_main
+check_spu_arch ""
+
+# Remember thread ID of first thread to hit SPU main.
+send_gdb "thread\n"
+gdb_expect 10 {
+    -re "Current thread is (\[0-9\]*) .*\r\n$gdb_prompt $" {
+	pass "Retrieve current thread"
+	set thread_id $expect_out(1,string)
+    }
+    -re "$gdb_prompt $" {
+	fail "Retrieve current thread"
+	return 0
+    }
+    timeout {
+	fail "Retrieve current thread (timed out)"
+	return 0
+    }
+}
+
+# Stress Test: Switching from PPU- to SPU-Thread and back 'rep' times.
+set rep 100
+for {set i 0} {$i < $rep} {incr i} {
+  # Switch to PPU Thread.
+  gdb_test "t 1" \
+	   "Switching to thread 1.*" \
+	   "switch back to thread 1 (PPU) #$i"
+  # In PPU Thread, architecture should again be powerpc:common.
+  gdb_test "show architecture" \
+	   "The target architecture is set automatically.*currently powerpc:common.*" \
+	   "ppu architecture is powerpc:common again #$i"
+  # Thread switching to SPU.
+  gdb_test "t $thread_id" \
+	   "Switching to thread $thread_id.*at.*$spu_file.c.*" \
+	   "switch back to thread $thread_id (spu) #$i"
+  # Standing in SPU thread again, architecture should be spu:256K again.
+  check_spu_arch "spu architecture is spu256K again #$i"
+}
+# End of Stress Test loop
+
+gdb_exit
+
+return 0