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Unified Diff: src/x64/register-allocator-x64-inl.h

Issue 113837: Change the register allocator so that it no longer tracks references... (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 11 years, 7 months ago
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Index: src/x64/register-allocator-x64-inl.h
===================================================================
--- src/x64/register-allocator-x64-inl.h (revision 0)
+++ src/x64/register-allocator-x64-inl.h (revision 0)
@@ -0,0 +1,69 @@
+// Copyright 2009 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+// * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+// * 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.
+// * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived
+// from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "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 THE COPYRIGHT
+// OWNER 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.
+
+#ifndef V8_X64_REGISTER_ALLOCATOR_X64_INL_H_
+#define V8_X64_REGISTER_ALLOCATOR_X64_INL_H_
+
+#include "v8.h"
+
+namespace v8 {
+namespace internal {
+
+// -------------------------------------------------------------------------
+// RegisterAllocator implementation.
+
+bool RegisterAllocator::IsReserved(Register reg) {
+ // All registers are reserved for now.
+ return true;
+}
+
+
+// The register allocator uses small integers to represent the
+// non-reserved assembler registers.
+
+int RegisterAllocator::ToNumber(Register reg) {
+ ASSERT(reg.is_valid() && !IsReserved(reg));
+ UNIMPLEMENTED();
+ return -1;
+}
+
+
+Register RegisterAllocator::ToRegister(int num) {
+ ASSERT(num >= 0 && num < kNumRegisters);
+ UNIMPLEMENTED();
+ return no_reg;
+}
+
+
+void RegisterAllocator::Initialize() {
+ UNIMPLEMENTED();
+}
+
+
+} } // namespace v8::internal
+
+#endif // V8_X64_REGISTER_ALLOCATOR_X64_INL_H_

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