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Add stack size option to fuzzer

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Bug: v8:11826
Change-Id: I30a582351305e1548948086709fc9ba0b0a91bd8
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3069286
Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Reviewed-by: Liviu Rau <liviurau@chromium.org>
Commit-Queue: Almothana Athamneh <almuthanna@chromium.org>
Cr-Commit-Position: refs/heads/master@{#76345}
This commit is contained in:
Al Muthanna Athamina 2021-08-17 14:10:08 +02:00 committed by V8 LUCI CQ
parent 6ae18c2d3c
commit 1f83d4d8f4
2 changed files with 12 additions and 0 deletions
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7
tools/testrunner/num_fuzzer.py
View File

@ -63,6 +63,11 @@ class NumFuzzer(base_runner.BaseTestRunner):
help="probability [0-10] of adding --random-gc-interval "
"flag to the test")
# Stress stack size
parser.add_option("--stress-stack-size", default=0, type="int",
help="probability [0-10] of adding --stack-size "
"flag to the test")
# Stress tasks
parser.add_option("--stress-delay-tasks", default=0, type="int",
help="probability [0-10] of adding --stress-delay-tasks "
@ -133,6 +138,7 @@ class NumFuzzer(base_runner.BaseTestRunner):
options.stress_compaction,
options.stress_gc,
options.stress_delay_tasks,
options.stress_stack_size,
options.stress_thread_pool_size])),
})
return variables
@ -221,6 +227,7 @@ class NumFuzzer(base_runner.BaseTestRunner):
add('marking', options.stress_marking)
add('scavenge', options.stress_scavenge)
add('gc_interval', options.stress_gc)
add('stack', options.stress_stack_size)
add('threads', options.stress_thread_pool_size)
add('delay', options.stress_delay_tasks)
add('deopt', options.stress_deopt, options.stress_deopt_min)

5
tools/testrunner/testproc/fuzzer.py
View File

@ -265,6 +265,10 @@ class CompactionFuzzer(Fuzzer):
while True:
yield ['--stress-compaction-random']
class StackSizeFuzzer(Fuzzer):
def create_flags_generator(self, rng, test, analysis_value):
while True:
yield ['--stack-size=%d' % rng.randint(50, 983)]
class TaskDelayFuzzer(Fuzzer):
def create_flags_generator(self, rng, test, analysis_value):
@ -322,6 +326,7 @@ FUZZERS = {
'gc_interval': (GcIntervalAnalyzer, GcIntervalFuzzer),
'marking': (MarkingAnalyzer, MarkingFuzzer),
'scavenge': (ScavengeAnalyzer, ScavengeFuzzer),
'stack': (None, StackSizeFuzzer),
'threads': (None, ThreadPoolSizeFuzzer),
}