darling-JavaScriptCore/b3/B3Common.cpp

86 lines
2.5 KiB
C++

/*
* Copyright (C) 2015-2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "B3Common.h"
#if ENABLE(B3_JIT)
#include "DFGCommon.h"
#include "FTLState.h"
#include "Options.h"
#include <wtf/Optional.h>
namespace JSC { namespace B3 {
const char* const tierName = "b3 ";
bool shouldDumpIR(B3CompilationMode mode)
{
#if ENABLE(FTL_JIT)
return FTL::verboseCompilationEnabled() || FTL::shouldDumpDisassembly() || shouldDumpIRAtEachPhase(mode);
#else
return shouldDumpIRAtEachPhase(mode);
#endif
}
bool shouldDumpIRAtEachPhase(B3CompilationMode mode)
{
if (mode == B3Mode)
return Options::dumpGraphAtEachPhase() || Options::dumpB3GraphAtEachPhase();
return Options::dumpGraphAtEachPhase() || Options::dumpAirGraphAtEachPhase();
}
bool shouldValidateIR()
{
return DFG::validationEnabled() || shouldValidateIRAtEachPhase();
}
bool shouldValidateIRAtEachPhase()
{
return Options::validateGraphAtEachPhase();
}
bool shouldSaveIRBeforePhase()
{
return Options::verboseValidationFailure();
}
Optional<GPRReg> pinnedExtendedOffsetAddrRegister()
{
#if CPU(ARM64)
return MacroAssembler::dataTempRegister;
#elif CPU(X86_64)
return WTF::nullopt;
#else
#error Unhandled architecture.
#endif
}
} } // namespace JSC::B3
#endif // ENABLE(B3_JIT)