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#!/usr/bin/python3 -i
#
# Copyright (c) 2023-2024 Valve Corporation
# Copyright (c) 2023-2024 LunarG, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import sys
import json
# Build a set of all vuid text strings found in validusage.json
def buildListVUID(valid_usage_file: str) -> set:
# Walk the JSON-derived dict and find all "vuid" key values
def ExtractVUIDs(vuid_dict):
if hasattr(vuid_dict, 'items'):
for key, value in vuid_dict.items():
if key == "vuid":
yield value
elif isinstance(value, dict):
for vuid in ExtractVUIDs(value):
yield vuid
elif isinstance (value, list):
for listValue in value:
for vuid in ExtractVUIDs(listValue):
yield vuid
valid_vuids = set()
if not os.path.isfile(valid_usage_file):
print(f'Error: Could not find, or error loading {valid_usage_file}')
sys.exit(1)
json_file = open(valid_usage_file, 'r', encoding='utf-8')
vuid_dict = json.load(json_file)
json_file.close()
if len(vuid_dict) == 0:
print(f'Error: Failed to load {valid_usage_file}')
sys.exit(1)
for json_vuid_string in ExtractVUIDs(vuid_dict):
valid_vuids.add(json_vuid_string)
return valid_vuids
# Will do a sanity check the VUID exists
def getVUID(valid_vuids: set, vuid: str, quotes: bool = True) -> str:
if vuid not in valid_vuids:
print(f'Warning: Could not find {vuid} in validusage.json')
vuid = vuid.replace('VUID-', 'UNASSIGNED-')
return vuid if not quotes else f'"{vuid}"'
class PlatformGuardHelper():
"""Used to elide platform guards together, so redundant #endif then #ifdefs are removed
Note - be sure to call add_guard(None) when done to add a trailing #endif if needed
"""
def __init__(self):
self.current_guard = None
def add_guard(self, guard, extra_newline = False):
out = []
if self.current_guard != guard and self.current_guard is not None:
out.append(f'#endif // {self.current_guard}\n')
if extra_newline:
out.append('\n')
if self.current_guard != guard and guard is not None:
out.append(f'#ifdef {guard}\n')
self.current_guard = guard
return out
# The SPIR-V grammar json doesn't have an easy way to detect these, so have listed by hand
# If we are missing one, its not critical, the goal of this list is to reduce the generated output size
def IsNonVulkanSprivCapability(capability):
return capability in [
'Kernel',
'Vector16',
'Float16Buffer',
'ImageBasic',
'ImageReadWrite',
'ImageMipmap',
'DeviceEnqueue',
'SubgroupDispatch',
'Pipes',
'LiteralSampler',
'NamedBarrier',
'PipeStorage',
'SubgroupShuffleINTEL',
'SubgroupShuffleINTEL',
'SubgroupBufferBlockIOINTEL',
'SubgroupImageBlockIOINTEL',
'SubgroupImageMediaBlockIOINTEL',
'RoundToInfinityINTEL',
'FloatingPointModeINTEL',
'IndirectReferencesINTEL',
'AsmINTEL',
'VectorComputeINTEL',
'VectorAnyINTEL',
'SubgroupAvcMotionEstimationINTEL',
'SubgroupAvcMotionEstimationIntraINTEL',
'SubgroupAvcMotionEstimationChromaINTEL',
'VariableLengthArrayINTEL',
'FunctionFloatControlINTEL',
'FPGAMemoryAttributesINTEL',
'FPFastMathModeINTEL',
'ArbitraryPrecisionIntegersINTEL',
'ArbitraryPrecisionFloatingPointINTEL',
'UnstructuredLoopControlsINTEL',
'FPGALoopControlsINTEL',
'KernelAttributesINTEL',
'FPGAKernelAttributesINTEL',
'FPGAMemoryAccessesINTEL',
'FPGAClusterAttributesINTEL',
'LoopFuseINTEL',
'FPGADSPControlINTEL',
'MemoryAccessAliasingINTEL',
'FPGAInvocationPipeliningAttributesINTEL',
'FPGABufferLocationINTEL',
'ArbitraryPrecisionFixedPointINTEL',
'USMStorageClassesINTEL',
'RuntimeAlignedAttributeINTEL',
'IOPipesINTEL',
'BlockingPipesINTEL',
'FPGARegINTEL',
'LongCompositesINTEL',
'OptNoneINTEL',
'DebugInfoModuleINTEL',
'BFloat16ConversionINTEL',
'SplitBarrierINTEL',
'FPGAClusterAttributesV2INTEL',
'FPGAKernelAttributesv2INTEL',
'FPMaxErrorINTEL',
'FPGALatencyControlINTEL',
'FPGAArgumentInterfacesINTEL',
'GlobalVariableHostAccessINTEL',
'GlobalVariableFPGADecorationsINTEL',
'MaskedGatherScatterINTEL',
'CacheControlsINTEL',
'RegisterLimitsINTEL'
]
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