Switch full-codegen from StackHandlers to handler table.

src/x64/macro-assembler-x64.cc

Index: src/x64/macro-assembler-x64.cc
diff --git a/src/x64/macro-assembler-x64.cc b/src/x64/macro-assembler-x64.cc
index 12c471c2fface1519c1141ef9ee701a9fb7c80da..d3afbe6b141ca95f614ebefaafc4c4b2af0e8113 100644
--- a/src/x64/macro-assembler-x64.cc
+++ b/src/x64/macro-assembler-x64.cc
@@ -3001,34 +3001,21 @@ Operand MacroAssembler::SafepointRegisterSlot(Register reg) {
 }
 
 
-void MacroAssembler::PushTryHandler(StackHandler::Kind kind,
-                                    int handler_index) {
+void MacroAssembler::PushStackHandler() {
   // Adjust this code if not the case.
-  STATIC_ASSERT(StackHandlerConstants::kSize == 3 * kPointerSize);
+  STATIC_ASSERT(StackHandlerConstants::kSize == 1 * kPointerSize);
   STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0);
-  STATIC_ASSERT(StackHandlerConstants::kStateOffset == 1 * kPointerSize);
-  STATIC_ASSERT(StackHandlerConstants::kContextOffset == 2 * kPointerSize);
-
-  // We will build up the handler from the bottom by pushing on the stack.
-  // First push the context.
-  if (kind == StackHandler::JS_ENTRY) {
-    Push(Smi::FromInt(0));  // No context.
-  } else {
-    Push(rsi);
-  }
-
-  // Push the index.
-  Push(Immediate(handler_index));
 
   // Link the current handler as the next handler.
   ExternalReference handler_address(Isolate::kHandlerAddress, isolate());
   Push(ExternalOperand(handler_address));
+
   // Set this new handler as the current one.
   movp(ExternalOperand(handler_address), rsp);
 }
 
 
-void MacroAssembler::PopTryHandler() {
+void MacroAssembler::PopStackHandler() {
   STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0);
   ExternalReference handler_address(Isolate::kHandlerAddress, isolate());
   Pop(ExternalOperand(handler_address));