Simple register allocation for ARM. Only top of expression...

src/jump-target-light.cc

Index: src/jump-target-light.cc
===================================================================
--- src/jump-target-light.cc	(revision 4341)
+++ src/jump-target-light.cc	(working copy)
@@ -77,23 +77,10 @@
   ASSERT(position_ != RelocInfo::kNoPosition);
 
   CodeGeneratorScope::Current()->AddDeferred(this);
+
 #ifdef DEBUG
-  comment_ = "";
+  CodeGeneratorScope::Current()->frame()->AssertIsSpilled();
 #endif
-
-  // Copy the register locations from the code generator's frame.
-  // These are the registers that will be spilled on entry to the
-  // deferred code and restored on exit.
-  VirtualFrame* frame = CodeGeneratorScope::Current()->frame();
-  for (int i = 0; i < RegisterAllocator::kNumRegisters; i++) {
-    int loc = frame->register_location(i);
-    if (loc == VirtualFrame::kIllegalIndex) {
-      registers_[i] = kIgnore;
-    } else {
-      // Needs to be restored on exit but not saved on entry.
-      registers_[i] = frame->fp_relative(loc) | kSyncedFlag;
-    }
-  }
 }
 
 } }  // namespace v8::internal