ARM: Implement DoDivI in the lithium code generator.

src/arm/macro-assembler-arm.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 448 matching lines @@
 }
 
 
 void MacroAssembler::PopSafepointRegisters() {
   const int num_unsaved = kNumSafepointRegisters - kNumSafepointSavedRegisters;
   ldm(ia_w, sp, kSafepointSavedRegisters);
   add(sp, sp, Operand(num_unsaved * kPointerSize));
 }
 
 
+void MacroAssembler::PushSafepointRegistersAndDoubles() {
+  PushSafepointRegisters();
+  sub(sp, sp, Operand(DwVfpRegister::kNumAllocatableRegisters *
+                      kDoubleSize));
+  for (int i = 0; i < DwVfpRegister::kNumAllocatableRegisters; i++) {
+    vstr(DwVfpRegister::FromAllocationIndex(i), sp, i * kDoubleSize);
+  }
+}
+
+
+void MacroAssembler::PopSafepointRegistersAndDoubles() {
+  for (int i = 0; i < DwVfpRegister::kNumAllocatableRegisters; i++) {
+    vldr(DwVfpRegister::FromAllocationIndex(i), sp, i * kDoubleSize);
+  }
+  add(sp, sp, Operand(DwVfpRegister::kNumAllocatableRegisters *
+                      kDoubleSize));
+  PopSafepointRegisters();
+}
+
 int MacroAssembler::SafepointRegisterStackIndex(int reg_code) {
   // The registers are pushed starting with the highest encoding,
   // which means that lowest encodings are closest to the stack pointer.
   ASSERT(reg_code >= 0 && reg_code < kNumSafepointRegisters);
   return reg_code;
 }
 
 
 void MacroAssembler::Ldrd(Register dst1, Register dst2,
                           const MemOperand& src, Condition cond) {
@@ skipping 1717 matching lines @@
 
 void CodePatcher::Emit(Address addr) {
   masm()->emit(reinterpret_cast<Instr>(addr));
 }
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM