Bug 745251 - Implement --jitflags argument for jstests.py. r=terrence
authorPavel Zaichenkov <zaichenkov@gmail.com>
Sun, 05 Aug 2012 17:12:08 +0400
changeset 102008 9808b7c10bc73097b2bfddb18e0b9645d9ad6e4a
parent 102007 08631f0a9b1d617dbff065138ea6475ff037f6ca
child 102009 ccf302e93ca4e9ba38b3b797ad96f4199ea2cb19
push id13271
push userryanvm@gmail.com
push dateThu, 09 Aug 2012 21:36:02 +0000
treeherdermozilla-inbound@ccf302e93ca4 [default view] [failures only]
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Bug 745251 - Implement --jitflags argument for jstests.py. r=terrence
--- a/js/src/tests/jstests.py
+++ b/js/src/tests/jstests.py
@@ -1,16 +1,17 @@
 #!/usr/bin/env python
 The JS Shell Test Harness.
 See the adjacent README.txt for more details.
 import os, sys, textwrap
+from copy import copy
 from subprocess import list2cmdline, call
 from lib.results import NullTestOutput
 from lib.tests import TestCase
 from lib.results import ResultsSink
 from lib.progressbar import ProgressBar
 if (sys.platform.startswith('linux') or
@@ -79,16 +80,18 @@ def parse_args():
     harness_og = OptionGroup(op, "Harness Controls", "Control how tests are run.")
     harness_og.add_option('-j', '--worker-count', type=int, default=max(1, get_cpu_count()),
                           help='Number of tests to run in parallel (default %default)')
     harness_og.add_option('-t', '--timeout', type=float, default=150.0,
                           help='Set maximum time a test is allows to run (in seconds).')
     harness_og.add_option('-a', '--args', dest='shell_args', default='',
                           help='Extra args to pass to the JS shell.')
+    harness_og.add_option('--jitflags', default='',
+                          help='Example: --jitflags=m,amd to run each test with -m, -a -m -d [default=%default]')
     harness_og.add_option('-g', '--debug', action='store_true', help='Run a test in debugger.')
     harness_og.add_option('--debugger', default='gdb -q --args', help='Debugger command.')
     harness_og.add_option('--valgrind', action='store_true', help='Run tests in valgrind.')
     harness_og.add_option('--valgrind-args', default='', help='Extra args to pass to valgrind.')
     input_og = OptionGroup(op, "Inputs", "Change what tests are run.")
     input_og.add_option('-f', '--file', dest='test_file', action='append',
@@ -183,16 +186,26 @@ def parse_args():
     options.hide_progress = (((options.show_cmd or options.show_output) and
                               options.output_fp == sys.stdout) or
                              options.tinderbox or
                              ProgressBar.conservative_isatty() or
     return (options, requested_paths, excluded_paths)
+def parse_jitflags(op_jitflags):
+    jitflags = [ [ '-' + flag for flag in flags ]
+                 for flags in op_jitflags.split(',') ]
+    for flags in jitflags:
+        for flag in flags:
+            if flag not in ('-m', '-a', '-p', '-d', '-n'):
+                print('Invalid jit flag: "%s"'%flag)
+                sys.exit(1)
+    return jitflags
 def load_tests(options, requested_paths, excluded_paths):
     Returns a tuple: (skipped_tests, test_list)
         skip_list: [iterable<Test>] Tests found but skipped.
         test_list: [iterable<Test>] Tests found that should be run.
     import lib.manifest as manifest
@@ -210,16 +223,28 @@ def load_tests(options, requested_paths,
     test_dir = os.path.dirname(os.path.abspath(__file__))
     test_list = manifest.load(test_dir, xul_tester)
     skip_list = []
     if options.make_manifests:
         manifest.make_manifests(options.make_manifests, test_list)
+    # Create a new test list. Apply each JIT configuration to every test.
+    if options.jitflags:
+        new_test_list = []
+        jitflags_list = parse_jitflags(options.jitflags)
+        for test in test_list:
+            for jitflags in jitflags_list:
+                tmp_test = copy(test)
+                tmp_test.options = copy(test.options)
+                tmp_test.options.extend(jitflags)
+                new_test_list.append(tmp_test)
+        test_list = new_test_list
     if options.test_file:
         paths = set()
         for test_file in options.test_file:
             paths |= set([ line.strip() for line in open(test_file).readlines()])
         test_list = [ _ for _ in test_list if _.path in paths ]
     if requested_paths:
         def p(path):