Vector-ic project, current state

src/ic/handler-compiler.cc

Index: src/ic/handler-compiler.cc
diff --git a/src/ic/handler-compiler.cc b/src/ic/handler-compiler.cc
index 22135735f32fdca0639856c2d0a20563612d4da4..7f9ac67c03085ddef523e332d54bda5c64ae8496 100644
--- a/src/ic/handler-compiler.cc
+++ b/src/ic/handler-compiler.cc
@@ -132,8 +132,27 @@ Register NamedStoreHandlerCompiler::FrontendHeader(Register object_reg,
 Register PropertyHandlerCompiler::Frontend(Register object_reg,
                                            Handle<Name> name) {
   Label miss;
+  if (FLAG_vector_ics &&
+      (kind() == Code::LOAD_IC || kind() == Code::KEYED_LOAD_IC)) {
+    if (object_reg.is(VectorLoadICDescriptor::VectorRegister())) {
+      PushVectorAndSlot(scratch2(), scratch3());
+    } else {
+      PushVectorAndSlot();
+    }
+  }
   Register reg = FrontendHeader(object_reg, name, &miss);
   FrontendFooter(name, &miss);
+  // The footer consumes the vector and slot from the stack if
+  // miss occurs
+  if (FLAG_vector_ics &&
+      (kind() == Code::LOAD_IC || kind() == Code::KEYED_LOAD_IC)) {
+    if (reg.is(VectorLoadICDescriptor::VectorRegister()) &&
+        !reg.is(object_reg)) {
+      PopVectorAndSlot(scratch2(), scratch3());
+    } else {
+      DiscardVectorAndSlot();
+    }
+  }
   return reg;
 }
 
@@ -200,7 +219,15 @@ Handle<Code> NamedLoadHandlerCompiler::CompileLoadConstant(Handle<Name> name,
 Handle<Code> NamedLoadHandlerCompiler::CompileLoadNonexistent(
     Handle<Name> name) {
   Label miss;
+  if (FLAG_vector_ics) {
+    DCHECK(kind() == Code::LOAD_IC);
+    PushVectorAndSlot();
+  }
   NonexistentFrontendHeader(name, &miss, scratch2(), scratch3());
+  if (FLAG_vector_ics &&
+      (kind() == Code::LOAD_IC || kind() == Code::KEYED_LOAD_IC)) {
+    DiscardVectorAndSlot();
+  }
   GenerateLoadConstant(isolate()->factory()->undefined_value());
   FrontendFooter(name, &miss);
   return GetCode(kind(), Code::FAST, name);