rpone
6c56ecec19
Bring the current NativeAdreno, NativeMetal, AdrenoFirmware, AdrenoPM4, AirNir and ArmSmmu4K sources, the Mesa pipeline-cache and builtin-shader patches, and the Turnip host cache tools.
56 lines
2.6 KiB
Python
56 lines
2.6 KiB
Python
# SPDX-License-Identifier: MIT
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"""Bounded debugger callbacks for the own host-only compiler probe.
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No patched instruction, changed argument, forced return, hardware connection,
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or shader execution. Breakpoints perturb timing; only invocation counts qualify.
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"""
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import json
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import os
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from pathlib import Path
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import lldb
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ROWS = []
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LIMIT = 256
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def entered(frame, location, internal_dict):
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if len(ROWS) == LIMIT:
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return True
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thread = frame.GetThread()
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stack = [thread.GetFrameAtIndex(i).GetFunctionName() or '?'
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for i in range(min(thread.GetNumFrames(), 32))]
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scope = ('clear-blit' if any('tu_init_clear_blit_shaders' in s for s in stack)
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else 'empty' if any('tu_init_empty_shaders' in s for s in stack)
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else 'other')
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ROWS.append(dict(scope=scope, stack=stack))
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return False
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def run(debugger):
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config = json.loads(Path(os.environ['NMB_OFFLINE_COMPILER_CONFIG']).read_text())
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root, work = Path(config['root']), Path(config['work'])
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debugger.SetAsync(False)
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target = debugger.CreateTarget(str(root / config['program']))
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breakpoint = target.BreakpointCreateByName('ir3_compile_shader_nir', 'libvulkan_freedreno.dylib')
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breakpoint.SetScriptCallbackFunction(__name__ + '.entered')
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launch = lldb.SBLaunchInfo([str(root / config['driver']), config['cache'], config['mode']])
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environment = {k: v for k, v in os.environ.items() if not k.startswith(
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('IR3_', 'FD_MESA_', 'NIR_', 'TU_', 'HOSTSIM_', 'MESA_', 'NMB_TEST_'))}
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environment.update(DYLD_INSERT_LIBRARIES=str(root / config['peer']),
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NMB_TEST_PRIMING_CACHE_LOADER=str(root / config['loader']))
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launch.SetEnvironmentEntries([k + '=' + v for k, v in environment.items()], True)
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launch.AddOpenFileAction(1, str(work / 'worker.stdout'), False, True)
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launch.AddOpenFileAction(2, str(work / 'worker.stderr'), False, True)
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error = lldb.SBError()
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process = target.Launch(launch, error)
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exited = process.GetState() == lldb.eStateExited
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result = dict(launch_success=error.Success(), exited=exited,
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exit_status=process.GetExitStatus() if exited else None,
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breakpoint_locations=breakpoint.GetNumLocations(),
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rows=ROWS, trace_limit=LIMIT, trace_overflow=len(ROWS) == LIMIT,
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timing_qualified=False, physical_device_tested=False, shader_execution=False)
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if not exited:
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process.Kill()
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(work / 'trace.json').write_text(json.dumps(result, indent=2) + '\n')
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print('Recorded %d actual backend entries; timing is unqualified' % len(ROWS))
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