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41 lines
1.7 KiB
C++
41 lines
1.7 KiB
C++
//===--- SILValue.cpp - Implementation for SILValue -----------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2016 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See http://swift.org/LICENSE.txt for license information
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// See http://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "swift/SIL/SILValue.h"
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#include "swift/SIL/SILArgument.h"
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using namespace swift;
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//===----------------------------------------------------------------------===//
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// Check SILValue Type Properties
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//===----------------------------------------------------------------------===//
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/// These are just for performance and verification. If one needs to make
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/// changes that cause the asserts the fire, please update them. The purpose is
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/// to prevent these predicates from changing values by mistake.
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static_assert(std::is_standard_layout<SILValue>::value,
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"Expected SILValue to be standard layout");
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static_assert(sizeof(SILValue) == sizeof(uintptr_t),
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"SILValue should be pointer sized");
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//===----------------------------------------------------------------------===//
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// Utility Methods
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//===----------------------------------------------------------------------===//
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SILBasicBlock *ValueBase::getParentBB() {
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if (auto Inst = dyn_cast<SILInstruction>(this))
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return Inst->getParent();
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if (auto Arg = dyn_cast<SILArgument>(this))
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return Arg->getParent();
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return nullptr;
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}
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