0caf1d2029
Bug: Cq-Include-Trybots: master.tryserver.v8:v8_linux_noi18n_rel_ng Change-Id: I2e1b36303f8b9ad4a3dc4e488123e6e4ce8b02ec Reviewed-on: https://chromium-review.googlesource.com/533033 Commit-Queue: Tobias Tebbi <tebbi@chromium.org> Reviewed-by: Michael Starzinger <mstarzinger@chromium.org> Reviewed-by: Jakob Kummerow <jkummerow@chromium.org> Cr-Commit-Position: refs/heads/master@{#47149}
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
// Copyright 2014 the V8 project authors. All rights reserved.
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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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#include "src/machine-type.h"
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#include "src/ostreams.h"
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namespace v8 {
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namespace internal {
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bool IsSubtype(MachineRepresentation rep1, MachineRepresentation rep2) {
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if (rep1 == rep2) return true;
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switch (rep1) {
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case MachineRepresentation::kTaggedSigned:
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return rep2 == MachineRepresentation::kTagged;
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case MachineRepresentation ::kTaggedPointer:
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return rep2 == MachineRepresentation ::kTagged;
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default:
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return false;
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}
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}
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std::ostream& operator<<(std::ostream& os, MachineRepresentation rep) {
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return os << MachineReprToString(rep);
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}
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const char* MachineReprToString(MachineRepresentation rep) {
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switch (rep) {
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case MachineRepresentation::kNone:
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return "kMachNone";
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case MachineRepresentation::kBit:
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return "kRepBit";
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case MachineRepresentation::kWord8:
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return "kRepWord8";
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case MachineRepresentation::kWord16:
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return "kRepWord16";
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case MachineRepresentation::kWord32:
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return "kRepWord32";
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case MachineRepresentation::kWord64:
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return "kRepWord64";
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case MachineRepresentation::kFloat32:
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return "kRepFloat32";
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case MachineRepresentation::kFloat64:
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return "kRepFloat64";
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case MachineRepresentation::kSimd128:
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return "kRepSimd128";
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case MachineRepresentation::kTaggedSigned:
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return "kRepTaggedSigned";
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case MachineRepresentation::kTaggedPointer:
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return "kRepTaggedPointer";
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case MachineRepresentation::kTagged:
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return "kRepTagged";
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}
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UNREACHABLE();
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}
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std::ostream& operator<<(std::ostream& os, MachineSemantic type) {
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switch (type) {
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case MachineSemantic::kNone:
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return os << "kMachNone";
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case MachineSemantic::kBool:
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return os << "kTypeBool";
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case MachineSemantic::kInt32:
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return os << "kTypeInt32";
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case MachineSemantic::kUint32:
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return os << "kTypeUint32";
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case MachineSemantic::kInt64:
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return os << "kTypeInt64";
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case MachineSemantic::kUint64:
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return os << "kTypeUint64";
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case MachineSemantic::kNumber:
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return os << "kTypeNumber";
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case MachineSemantic::kAny:
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return os << "kTypeAny";
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}
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UNREACHABLE();
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}
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std::ostream& operator<<(std::ostream& os, MachineType type) {
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if (type == MachineType::None()) {
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return os;
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} else if (type.representation() == MachineRepresentation::kNone) {
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return os << type.semantic();
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} else if (type.semantic() == MachineSemantic::kNone) {
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return os << type.representation();
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} else {
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return os << type.representation() << "|" << type.semantic();
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}
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return os;
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}
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} // namespace internal
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} // namespace v8
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