Generate the TransitionElementsStub using Crankshaft

src/arm/deoptimizer-arm.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 515 matching lines @@
   output_frame_offset -= kPointerSize;
   value = reinterpret_cast<intptr_t>(
       Smi::FromInt(StackFrame::STUB_FAILURE_TRAMPOLINE));
   output_frame->SetFrameSlot(output_frame_offset, value);
 
   for (int i = 0; i < descriptor->register_param_count_; ++i) {
     output_frame_offset -= kPointerSize;
     DoTranslateCommand(iterator, 0, output_frame_offset);
   }
 
+  for (int i = 0; i < DwVfpRegister::kMaxNumRegisters; ++i) {
+    double double_value = input_->GetDoubleRegister(i);
+    output_frame->SetDoubleRegister(i, double_value);
+  }
+
   value = input_->GetRegister(fp.code());
   output_frame->SetRegister(fp.code(), value);
   output_frame->SetFp(value);
 
   ApiFunction function(descriptor->deoptimization_handler_);
   ExternalReference xref(&function, ExternalReference::BUILTIN_CALL, isolate_);
   intptr_t handler = reinterpret_cast<intptr_t>(xref.address());
   output_frame->SetRegister(r0.code(), descriptor->register_param_count_);
   output_frame->SetRegister(r1.code(), handler);
 }
@@ skipping 605 matching lines @@
   __ bind(&inner_loop_header);
   __ cmp(r3, Operand::Zero());
   __ b(ne, &inner_push_loop);  // test for gt?
   __ add(r4, r4, Operand(kPointerSize));
   __ bind(&outer_loop_header);
   __ cmp(r4, r1);
   __ b(lt, &outer_push_loop);
 
   if (CpuFeatures::IsSupported(VFP2)) {
     CpuFeatures::Scope scope(VFP2);
-    // In case of OSR, we have to restore the d registers.
-    if (type() == OSR) {
-      // Check CPU flags for number of registers, setting the Z condition flag.
-      __ CheckFor32DRegs(ip);
+    // Check CPU flags for number of registers, setting the Z condition flag.
+    __ CheckFor32DRegs(ip);
 
-      __ ldr(r1, MemOperand(r0, Deoptimizer::input_offset()));
-      int src_offset = FrameDescription::double_registers_offset();
-      for (int i = 0; i < DwVfpRegister::kNumRegisters; ++i) {
-        if (i == kDoubleRegZero.code()) continue;
-        if (i == kScratchDoubleReg.code()) continue;
+    __ ldr(r1, MemOperand(r0, Deoptimizer::input_offset()));
+    int src_offset = FrameDescription::double_registers_offset();
+    for (int i = 0; i < DwVfpRegister::kMaxNumRegisters; ++i) {
+      if (i == kDoubleRegZero.code()) continue;
+      if (i == kScratchDoubleReg.code()) continue;
 
-        const DwVfpRegister reg = DwVfpRegister::from_code(i);
-        __ vldr(reg, r1, src_offset, i < 16 ? al : ne);
-        src_offset += kDoubleSize;
-      }
+      const DwVfpRegister reg = DwVfpRegister::from_code(i);
+      __ vldr(reg, r1, src_offset, i < 16 ? al : ne);
+      src_offset += kDoubleSize;
     }
   }
 
   // Push state, pc, and continuation from the last output frame.
   if (type() != OSR) {
     __ ldr(r6, MemOperand(r2, FrameDescription::state_offset()));
     __ push(r6);
   }
 
   __ ldr(r6, MemOperand(r2, FrameDescription::pc_offset()));
@@ skipping 40 matching lines @@
     __ push(ip);
     __ b(&done);
     ASSERT(masm()->pc_offset() - start == table_entry_size_);
   }
   __ bind(&done);
 }
 
 #undef __
 
 } }  // namespace v8::internal