dd2fdea9c2
The DSLParser is an alternative to the existing SkSLParser which goes directly to IR code using the SkSL DSL. It is substantially faster and simpler than the existing parser->IRGenerator pipeline, but not yet feature complete nor fully tested. Change-Id: Iee45e9b527a3b88faa2ea74fc512051c8a38c5d4 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/400622 Commit-Queue: Ethan Nicholas <ethannicholas@google.com> Reviewed-by: Brian Osman <brianosman@google.com>
110 lines
3.4 KiB
Python
Executable File
110 lines
3.4 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Copyright 2020 Google LLC
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#
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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import os
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import shlex
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import subprocess
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import sys
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import tempfile
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batchCompile = True
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skslc = sys.argv[1]
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lang = sys.argv[2]
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settings = sys.argv[3]
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with open(sys.argv[4], 'r') as reader:
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inputs = shlex.split(reader.read())
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def pairwise(iterable):
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# Iterate over an array pairwise (two elements at a time).
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a = iter(iterable)
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return zip(a, a)
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def executeWorklist(input, worklist):
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# Invoke skslc, passing in the worklist.
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worklist.close()
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try:
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output = subprocess.check_output([skslc, worklist.name], stderr=subprocess.STDOUT)
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except subprocess.CalledProcessError as err:
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if err.returncode != 1:
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print("### " + input + " skslc error:\n")
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print("\n".join(err.output.splitlines()))
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sys.exit(err.returncode)
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pass # Compile errors (exit code 1) are expected and normal in test code
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# Delete the worklist file now that execution is complete.
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os.remove(worklist.name)
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def makeEmptyFile(path):
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try:
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open(path, 'wb').close()
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except OSError:
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pass
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def extensionForSpirvAsm(ext):
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return ext if (ext == '.frag' or ext == '.vert' or ext == '.geom') else '.frag'
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if settings != "--settings" and settings != "--nosettings":
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sys.exit("### Expected --settings or --nosettings, got " + settings)
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targets = []
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worklist = tempfile.NamedTemporaryFile(suffix='.worklist', delete=False, mode='w')
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# The `inputs` array pairs off input files with their matching output directory, e.g.:
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# //skia/tests/sksl/shared/test.sksl
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# //skia/tests/sksl/shared/golden/
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# //skia/tests/sksl/intrinsics/abs.sksl
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# //skia/tests/sksl/intrinsics/golden/
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# ... (etc) ...
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# Here we loop over these inputs and convert them into a worklist file for skslc.
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for input, targetDir in pairwise(inputs):
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noExt, ext = os.path.splitext(input)
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head, tail = os.path.split(noExt)
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if not os.path.isdir(targetDir):
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os.mkdir(targetDir)
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target = os.path.join(targetDir, tail)
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if settings == "--nosettings":
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target += "StandaloneSettings"
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targets.append(target)
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if lang == "--glsl":
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worklist.write(input + "\n")
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worklist.write(target + ".glsl\n")
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worklist.write(settings + "\n\n")
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elif lang == "--metal":
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worklist.write(input + "\n")
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worklist.write(target + ".metal\n")
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worklist.write(settings + "\n\n")
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elif lang == "--spirv":
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worklist.write(input + "\n")
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worklist.write(target + ".asm" + extensionForSpirvAsm(ext) + "\n")
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worklist.write(settings + "\n\n")
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elif lang == "--skvm":
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worklist.write(input + "\n")
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worklist.write(target + ".skvm\n")
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worklist.write(settings + "\n\n")
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elif lang == "--stage":
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worklist.write(input + "\n")
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worklist.write(target + ".stage\n")
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worklist.write(settings + "\n\n")
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else:
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sys.exit("### Expected one of: --glsl --metal --spirv --skvm --stage --dsl, got " + lang)
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# Compile items one at a time.
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if not batchCompile:
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executeWorklist(input, worklist)
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worklist = tempfile.NamedTemporaryFile(suffix='.worklist', delete=False, mode='w')
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# Compile everything all in one go.
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if batchCompile:
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executeWorklist("", worklist)
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else:
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worklist.close()
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os.remove(worklist.name)
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