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Unified Diff: gdb/testsuite/lib/perftest.exp

Issue 124383005: GDB 7.6.50 (Closed) Base URL: http://git.chromium.org/native_client/nacl-gdb.git@upstream
Patch Set: Created 6 years, 11 months ago
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Index: gdb/testsuite/lib/perftest.exp
diff --git a/gdb/testsuite/lib/perftest.exp b/gdb/testsuite/lib/perftest.exp
new file mode 100644
index 0000000000000000000000000000000000000000..3822207a67b040a93837795eca0d506a8fbb447c
--- /dev/null
+++ b/gdb/testsuite/lib/perftest.exp
@@ -0,0 +1,125 @@
+# Copyright (C) 2013 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/>.
+
+namespace eval PerfTest {
+ # The name of python file on build.
+ variable remote_python_file
+
+ # A private method to set up GDB for performance testing.
+ proc _setup_perftest {} {
+ variable remote_python_file
+ global srcdir subdir testfile
+
+ set remote_python_file [gdb_remote_download host ${srcdir}/${subdir}/${testfile}.py]
+
+ # Set sys.path for module perftest.
+ gdb_test_no_output "python import os, sys"
+ gdb_test_no_output "python sys.path.insert\(0, os.path.abspath\(\"${srcdir}/${subdir}/lib\"\)\)"
+ gdb_test_no_output "python exec (open ('${remote_python_file}').read ())"
+ }
+
+ # A private method to do some cleanups when performance test is
+ # finished.
+ proc _teardown_perftest {} {
+ variable remote_python_file
+
+ remote_file host delete $remote_python_file
+ }
+
+ # Compile source files of test case. BODY is the tcl code to do
+ # actual compilation. Return zero if compilation is successful,
+ # otherwise return non-zero.
+ proc compile {body} {
+ global GDB_PERFTEST_MODE
+
+ if { [info exists GDB_PERFTEST_MODE]
+ && [string compare $GDB_PERFTEST_MODE "run"] } {
+ return [uplevel 2 $body]
+ }
+
+ return 0
+ }
+
+ # Start up GDB.
+ proc startup_gdb {body} {
+ uplevel 2 $body
+ }
+
+ # Run the performance test.
+ proc run {body} {
+ global timeout
+ global GDB_PERFTEST_TIMEOUT
+
+ set oldtimeout $timeout
+ if { [info exists GDB_PERFTEST_TIMEOUT] } {
+ set timeout $GDB_PERFTEST_TIMEOUT
+ } else {
+ set timeout 3000
+ }
+ uplevel 2 $body
+
+ set timeout $oldtimeout
+ }
+
+ # The top-level interface to PerfTest.
+ # COMPILE is the tcl code to generate and compile source files.
+ # Return zero if compilation is successful, otherwise return
+ # non-zero.
+ # STARTUP is the tcl code to start up GDB.
+ # RUN is the tcl code to drive GDB to do some operations.
+ proc assemble {compile startup run} {
+ global GDB_PERFTEST_MODE
+
+ if { [eval compile {$compile}] } {
+ untested "Could not compile source files."
+ return
+ }
+
+ # Don't execute the run if GDB_PERFTEST_MODE=compile.
+ if { [info exists GDB_PERFTEST_MODE]
+ && [string compare $GDB_PERFTEST_MODE "compile"] == 0} {
+ return
+ }
+
+ eval $startup
+
+ _setup_perftest
+
+ eval run {$run}
+
+ _teardown_perftest
+ }
+}
+
+# Return true if performance tests are skipped.
+
+proc skip_perf_tests { } {
+ global GDB_PERFTEST_MODE
+
+ if [info exists GDB_PERFTEST_MODE] {
+
+ if { "$GDB_PERFTEST_MODE" != "compile"
+ && "$GDB_PERFTEST_MODE" != "run"
+ && "$GDB_PERFTEST_MODE" != "both" } {
+ # GDB_PERFTEST_MODE=compile|run|both is allowed.
+ error "Unknown value of GDB_PERFTEST_MODE."
+ return 1
+ }
+
+ return 0
+ }
+
+ return 1
+}
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