Introduce PushQuad and PopQuad for x64 port.

src/x64/deoptimizer-x64.cc

 // Copyright 2012 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
@@ skipping 212 matching lines @@
   { AllowExternalCallThatCantCauseGC scope(masm());
     __ CallCFunction(ExternalReference::new_deoptimizer_function(isolate()), 6);
   }
   // Preserve deoptimizer object in register rax and get the input
   // frame descriptor pointer.
   __ movp(rbx, Operand(rax, Deoptimizer::input_offset()));
 
   // Fill in the input registers.
   for (int i = kNumberOfRegisters -1; i >= 0; i--) {
     int offset = (i * kPointerSize) + FrameDescription::registers_offset();
-    __ Pop(Operand(rbx, offset));
+    __ PopQuad(Operand(rbx, offset));
   }
 
   // Fill in the double input registers.
   int double_regs_offset = FrameDescription::double_registers_offset();
   for (int i = 0; i < XMMRegister::NumAllocatableRegisters(); i++) {
     int dst_offset = i * kDoubleSize + double_regs_offset;
     __ popq(Operand(rbx, dst_offset));
   }
 
   // Remove the bailout id and return address from the stack.
@@ skipping 56 matching lines @@
   __ j(below, &outer_push_loop);
 
   for (int i = 0; i < XMMRegister::NumAllocatableRegisters(); ++i) {
     XMMRegister xmm_reg = XMMRegister::FromAllocationIndex(i);
     int src_offset = i * kDoubleSize + double_regs_offset;
     __ movsd(xmm_reg, Operand(rbx, src_offset));
   }
 
   // Push state, pc, and continuation from the last output frame.
   __ Push(Operand(rbx, FrameDescription::state_offset()));
-  __ Push(Operand(rbx, FrameDescription::pc_offset()));
-  __ Push(Operand(rbx, FrameDescription::continuation_offset()));
+  __ PushQuad(Operand(rbx, FrameDescription::pc_offset()));
+  __ PushQuad(Operand(rbx, FrameDescription::continuation_offset()));
 
   // Push the registers from the last output frame.
   for (int i = 0; i < kNumberOfRegisters; i++) {
     int offset = (i * kPointerSize) + FrameDescription::registers_offset();
-    __ Push(Operand(rbx, offset));
+    __ PushQuad(Operand(rbx, offset));
   }
 
   // Restore the registers from the stack.
   for (int i = kNumberOfRegisters - 1; i >= 0 ; i--) {
     Register r = Register::from_code(i);
     // Do not restore rsp, simply pop the value into the next register
     // and overwrite this afterwards.
     if (r.is(rsp)) {
       ASSERT(i > 0);
       r = Register::from_code(i - 1);
@@ skipping 18 matching lines @@
     USE(start);
     __ pushq_imm32(i);
     __ jmp(&done);
     ASSERT(masm()->pc_offset() - start == table_entry_size_);
   }
   __ bind(&done);
 }
 
 
 void FrameDescription::SetCallerPc(unsigned offset, intptr_t value) {
+  if (kPCOnStackSize == 2 * kPointerSize) {
+    // Zero out the high-32 bit of PC for x32 port.
+    SetFrameSlot(offset + kPointerSize, 0);
+  }
   SetFrameSlot(offset, value);
 }
 
 
 void FrameDescription::SetCallerFp(unsigned offset, intptr_t value) {
+  if (kFPOnStackSize == 2 * kPointerSize) {
+    // Zero out the high-32 bit of FP for x32 port.
+    SetFrameSlot(offset + kPointerSize, 0);
+  }
   SetFrameSlot(offset, value);
 }
 
 
 void FrameDescription::SetCallerConstantPool(unsigned offset, intptr_t value) {
   // No out-of-line constant pool support.
   UNREACHABLE();
 }
 
 
 #undef __
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64