Initial (stub) port of jump targets to the ARM platform....

src/virtual-frame-ia32-inl.h

Index: src/virtual-frame-ia32-inl.h
===================================================================
--- src/virtual-frame-ia32-inl.h	(revision 0)
+++ src/virtual-frame-ia32-inl.h	(revision 0)
@@ -0,0 +1,147 @@
+// Copyright 2008 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_VIRTUAL_FRAME_INL_H_
+#define V8_VIRTUAL_FRAME_INL_H_
+
+namespace v8 { namespace internal {
+
+
+// -------------------------------------------------------------------------
+// VirtualFrame inline functions.
+
+#define __ masm_->
+
+void VirtualFrame::PushTryHandler(HandlerType type) {
+  // Grow the expression stack by handler size less two (the return address
+  // is already pushed by a call instruction, and PushTryHandler from the
+  // macro assembler will leave the top of stack in the eax register to be
+  // pushed separately).
+  height_ += (kHandlerSize - 2);
+  __ PushTryHandler(IN_JAVASCRIPT, type);
+  // TODO(1222589): remove the reliance of PushTryHandler on a cached TOS
+  Push(eax);
+}
+
+
+void VirtualFrame::CallStub(CodeStub* stub, int frame_arg_count) {
+  ASSERT(frame_arg_count >= 0);
+  ASSERT(height_ >= frame_arg_count);
+  height_ -= frame_arg_count;
+  __ CallStub(stub);
+}
+
+
+void VirtualFrame::CallRuntime(Runtime::Function* f, int frame_arg_count) {
+  ASSERT(frame_arg_count >= 0);
+  ASSERT(height_ >= frame_arg_count);
+  height_ -= frame_arg_count;
+  __ CallRuntime(f, frame_arg_count);
+}
+
+
+void VirtualFrame::CallRuntime(Runtime::FunctionId id, int frame_arg_count) {
+  ASSERT(frame_arg_count >= 0);
+  ASSERT(height_ >= frame_arg_count);
+  height_ -= frame_arg_count;
+  __ CallRuntime(id, frame_arg_count);
+}
+
+
+void VirtualFrame::InvokeBuiltin(Builtins::JavaScript id,
+                                 InvokeFlag flag,
+                                 int frame_arg_count) {
+  ASSERT(frame_arg_count >= 0);
+  ASSERT(height_ >= frame_arg_count);
+  height_ -= frame_arg_count;
+  __ InvokeBuiltin(id, flag);
+}
+
+
+void VirtualFrame::CallCode(Handle<Code> code,
+                            RelocInfo::Mode rmode,
+                            int frame_arg_count) {
+  ASSERT(frame_arg_count >= 0);
+  ASSERT(height_ >= frame_arg_count);
+  height_ -= frame_arg_count;
+  __ call(code, rmode);
+}
+
+
+void VirtualFrame::Drop(int count) {
+  ASSERT(count >= 0);
+  ASSERT(height_ >= count);
+  if (count > 0) {
+    __ add(Operand(esp), Immediate(count * kPointerSize));
+    height_ -= count;
+  }
+}
+
+
+void VirtualFrame::Pop() {
+  ASSERT(height_ > 0);
+  __ add(Operand(esp), Immediate(kPointerSize));
+  height_--;
+}
+
+
+void VirtualFrame::Pop(Register reg) {
+  ASSERT(height_ > 0);
+  __ pop(reg);
+  height_--;
+}
+
+
+void VirtualFrame::Pop(Operand operand) {
+  ASSERT(height_ > 0);
+  __ pop(operand);
+  height_--;
+}
+
+
+void VirtualFrame::Push(Register reg) {
+  height_++;
+  __ push(reg);
+}
+
+
+void VirtualFrame::Push(Operand operand) {
+  height_++;
+  __ push(operand);
+}
+
+
+void VirtualFrame::Push(Immediate immediate) {
+  height_++;
+  __ push(immediate);
+}
+
+#undef __
+
+} }  // namespace v8::internal
+
+#endif  // V8_VIRTUAL_FRAME_INL_H_