Unifying the handling of storing and loading from safepoint stack

src/x64/assembler-x64.cc

 // Copyright 2010 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 182 matching lines @@
 const int Register::kRegisterCodeByAllocationIndex[kNumAllocatableRegisters] = {
   // rax, rbx, rdx, rcx, rdi, r8, r9, r11, r14, r12
   0, 3, 2, 1, 7, 8, 9, 11, 14, 12
 };
 
 const int Register::kAllocationIndexByRegisterCode[kNumRegisters] = {
   0, 3, 2, 1, -1, -1, -1, 4, 5, 6, -1, 7, 9, -1, 8, -1
 };
 
 
-const int Register::kRspIndexForPushAllByRegisterCode[kNumRegisters] = {
-  10, 9, 8, 7, -1, -1, 6, 5, 4, 3, -1, 2, 1, -1, 0, -1
-};
-
-
 // -----------------------------------------------------------------------------
 // Implementation of Operand
 
 Operand::Operand(Register base, int32_t disp) : rex_(0) {
   len_ = 1;
   if (base.is(rsp) || base.is(r12)) {
     // SIB byte is needed to encode (rsp + offset) or (r12 + offset).
     set_sib(times_1, rsp, base);
   }
 
@@ skipping 2918 matching lines @@
   // specially coded on x64 means that it is a relative 32 bit address, as used
   // by branch instructions.
   return (1 << rmode_) & kApplyMask;
 }
 
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64