Implement code generation for conditional expressions and regexp...

src/x64/virtual-frame-x64.cc

Index: src/x64/virtual-frame-x64.cc
===================================================================
--- src/x64/virtual-frame-x64.cc	(revision 2241)
+++ src/x64/virtual-frame-x64.cc	(working copy)
@@ -857,8 +857,37 @@
 }
 
 
+Result VirtualFrame::CallStoreIC() {
+  // Name, value, and receiver are on top of the frame.  The IC
+  // expects name in ecx, value in eax, and receiver on the stack.  It

[William Hesse, 2009/06/22 19:14:23]

rcx, value in rax, 

[Mads Ager (chromium), 2009/06/22 19:25:00]

Done.

+  // does not drop the receiver.
+  Handle<Code> ic(Builtins::builtin(Builtins::StoreIC_Initialize));
+  Result name = Pop();
+  Result value = Pop();
+  PrepareForCall(1, 0);  // One stack arg, not callee-dropped.
 
+  if (value.is_register() && value.reg().is(rcx)) {
+    if (name.is_register() && name.reg().is(rax)) {
+      // Wrong registers.
+      __ xchg(rax, rcx);
+    } else {
+      // Register eax is free for value, which frees ecx for name.

[William Hesse, 2009/06/22 19:14:23]

Register rax ... rcx

[Mads Ager (chromium), 2009/06/22 19:25:00]

Done.

+      value.ToRegister(rax);
+      name.ToRegister(rcx);
+    }
+  } else {
+    // Register ecx is free for name, which guarantees eax is free for

[William Hesse, 2009/06/22 19:14:23]

rcx ... rax

[Mads Ager (chromium), 2009/06/22 19:25:00]

Done.

+    // value.
+    name.ToRegister(rcx);
+    value.ToRegister(rax);
+  }
 
+  name.Unuse();
+  value.Unuse();
+  return RawCallCodeObject(ic, RelocInfo::CODE_TARGET);
+}
+
+
 #undef __
 
 } }  // namespace v8::internal