Use StackArgumenstAccessor and kPCOnStackSize/kFPOnStackSize to compute stack address/operand

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 96fa4fc49630424093eaa29874c118e95c34a115..3246419dde098942aa9d43a9371695a57ed5226c 100644
--- a/src/x64/macro-assembler-x64.cc
+++ b/src/x64/macro-assembler-x64.cc
@@ -2759,7 +2759,8 @@ Operand MacroAssembler::SafepointRegisterSlot(Register reg) {
 void MacroAssembler::PushTryHandler(StackHandler::Kind kind,
                                     int handler_index) {
   // Adjust this code if not the case.
-  STATIC_ASSERT(StackHandlerConstants::kSize == 5 * kPointerSize);
+  STATIC_ASSERT(StackHandlerConstants::kSize == 4 * kPointerSize +
+                                                kFPOnStackSize);
   STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0);
   STATIC_ASSERT(StackHandlerConstants::kCodeOffset == 1 * kPointerSize);
   STATIC_ASSERT(StackHandlerConstants::kStateOffset == 2 * kPointerSize);
@@ -2818,7 +2819,8 @@ void MacroAssembler::JumpToHandlerEntry() {
 
 void MacroAssembler::Throw(Register value) {
   // Adjust this code if not the case.
-  STATIC_ASSERT(StackHandlerConstants::kSize == 5 * kPointerSize);
+  STATIC_ASSERT(StackHandlerConstants::kSize == 4 * kPointerSize +
+                                                kFPOnStackSize);
   STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0);
   STATIC_ASSERT(StackHandlerConstants::kCodeOffset == 1 * kPointerSize);
   STATIC_ASSERT(StackHandlerConstants::kStateOffset == 2 * kPointerSize);
@@ -2858,7 +2860,8 @@ void MacroAssembler::Throw(Register value) {
 
 void MacroAssembler::ThrowUncatchable(Register value) {
   // Adjust this code if not the case.
-  STATIC_ASSERT(StackHandlerConstants::kSize == 5 * kPointerSize);
+  STATIC_ASSERT(StackHandlerConstants::kSize == 4 * kPointerSize +
+                                                kFPOnStackSize);
   STATIC_ASSERT(StackHandlerConstants::kNextOffset == 0);
   STATIC_ASSERT(StackHandlerConstants::kCodeOffset == 1 * kPointerSize);
   STATIC_ASSERT(StackHandlerConstants::kStateOffset == 2 * kPointerSize);
@@ -3698,9 +3701,10 @@ void MacroAssembler::LeaveFrame(StackFrame::Type type) {
 void MacroAssembler::EnterExitFramePrologue(bool save_rax) {
   // Set up the frame structure on the stack.
   // All constants are relative to the frame pointer of the exit frame.
-  ASSERT(ExitFrameConstants::kCallerSPDisplacement == +2 * kPointerSize);
-  ASSERT(ExitFrameConstants::kCallerPCOffset == +1 * kPointerSize);
-  ASSERT(ExitFrameConstants::kCallerFPOffset ==  0 * kPointerSize);
+  ASSERT(ExitFrameConstants::kCallerSPDisplacement ==
+         kFPOnStackSize + kPCOnStackSize);
+  ASSERT(ExitFrameConstants::kCallerPCOffset == kFPOnStackSize);
+  ASSERT(ExitFrameConstants::kCallerFPOffset == 0 * kPointerSize);
   push(rbp);
   movq(rbp, rsp);