Files
swift-mirror/utils/pass-pipeline/scripts/pipelines.py
2015-01-08 20:57:59 +00:00

59 lines
3.0 KiB
Python
Executable File

#!/usr/bin/env python
import os
import sys
import subprocess
import argparse
PIPELINES = ["PreSpecialize", "HighLevel", "EarlyLoopOpt", "MidLevelOpt", "Lower", "LowLevel", "LateLoopOpt"]
PASSES = ["ABCOpt", "AllocBoxToStack", "COWArrayOpts", "CSE", "CapturePromotion", "CapturePropagation", "ClosureSpecializer", "CodeMotion", "CopyForwarding", "DCE", "DeadFunctionElimination", "DeadObjectElimination", "Devirtualizer", "EarlyInliner", "FunctionSignatureOpts", "GenericSpecializer", "GlobalARCOpts", "GlobalLoadStoreOpts", "GlobalOpt", "InlineCaches", "InstCount", "LICM", "LateInliner", "LoopRotate", "LowerAggregateInstrs", "MandatoryInlining", "Mem2Reg", "NoReturnFolding", "PerfInliner", "PerformanceConstantPropagation", "SILCleanup", "SILCombine", "SILLinker", "SROA", "SimplifyCFG", "SwiftArrayOpts"]
DEFAULT_PRESENTS = "--preset=buildbot_incremental_extra_swift_args,tools=RA,stdlib=RD"
def run_build_script_with_data_file(build_script, data_file):
build_script_args = [build_script, DEFAULT_PRESENTS, 'extra_swift_args=^Swift$;-Xfrontend\;-external-pass-pipeline-filename\;-Xfrontend\;%s' % data_file]
sys.stdout.write("Running build script with: %s\n" % ' '.join(build_script_args))
subprocess.check_call(build_script_args)
def build_disable_slice_pipelines(pipeline_script, build_script, output_dir):
pipeline_range = range(len(PIPELINES))
def get_pipeline_args(script, iter):
result = [script]
for j in iter:
result.extend(['--disable-passpipeline', PIPELINES[j]])
return result
for i in pipeline_range:
pipeline_args = get_pipeline_args(pipeline_script, pipeline_range[:i+1])
data_file = os.path.join(output_dir, "pipeline-slice-%.2d-disabled-pipeline.json" % i)
with open(data_file, 'w') as f:
f.write(subprocess.check_output(pipeline_args))
run_build_script_with_data_file(build_script, data_file)
def build_disable_individual_passes(pipeline_script, build_script, output_dir):
for p in PASSES:
data_file = os.path.join(output_dir, "%s-disabled-pass.json" % p)
with open(data_file, 'w') as f:
f.write(subprocess.check_output([pipeline_script, '--disable-pass', p]))
run_build_script_with_data_file(build_script, data_file)
def main():
parser = argparse.ArgumentParser(description="Run build-script with various passes disabled")
parser.add_argument('action', choices=['disable_slice_pipelines', 'disable_individual_passes'])
parser.add_argument('pipeline_script')
parser.add_argument('build_script')
parser.add_argument('output_dir')
args = parser.parse_args()
# TODO: I think I can get argparse to do this for me.
if args.action == "disable_slice_pipelines":
build_disable_slice_pipelines(args.pipeline_script, args.build_script, args.output_dir)
elif args.action == "disable_individual_passes":
build_disable_individual_passes(args.pipeline_script, args.build_script, args.output_dir)
raise RuntimeError("Out of sync with choices")
if __name__ == "__main__":
main()