x64: Implement regexp literals and string CharCodeAt in lithium backend.

src/x64/assembler-x64.cc

Index: src/x64/assembler-x64.cc
diff --git a/src/x64/assembler-x64.cc b/src/x64/assembler-x64.cc
index 697f6cd403fd46fd238a5de31f41f782144a1189..1c5b103c70ab19187ac3a9bfac9783d541680072 100644
--- a/src/x64/assembler-x64.cc
+++ b/src/x64/assembler-x64.cc
@@ -190,13 +190,18 @@ void RelocInfo::PatchCode(byte* instructions, int instruction_count) {
 // -----------------------------------------------------------------------------
 // Register constants.
 
-const int Register::registerCodeByAllocationIndex[kNumAllocatableRegisters] = {
-    // rax, rbx, rdx, rcx, rdi, r8, r9, r11, r14, r12
-    0, 3, 2, 1, 7, 8, 9, 11, 14, 12
+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::allocationIndexByRegisterCode[kNumRegisters] = {
-    0, 3, 2, 1, -1, -1, -1, 4, 5, 6, -1, 7, 9, -1, 8, -1
+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
 };