[turbofan] Add general support for sp-based frame access

src/compiler/pipeline.cc

Index: src/compiler/pipeline.cc
diff --git a/src/compiler/pipeline.cc b/src/compiler/pipeline.cc
index a5ae3f0def8b47e26b89c142193713c534362c44..80f5edcb7487d65e353648d2f10a2ab4b09dc0c5 100644
--- a/src/compiler/pipeline.cc
+++ b/src/compiler/pipeline.cc
@@ -273,7 +273,9 @@ class PipelineData {
                                    StandardFrameConstants::kCPSlotCount
                              : StandardFrameConstants::kFixedSlotCount;
     }
-    frame_ = new (instruction_zone()) Frame(fixed_frame_size);
+    bool needs_frame = descriptor->IsJSFunctionCall() ||
+                       descriptor->kind() == CallDescriptor::kCallAddress;

[Benedikt Meurer, 2015/11/20 09:53:10]

Nit: this looks somewhat ad-hoc; can we have some predicate here?

[danno, 2015/11/23 14:35:22]

Done.

[danno, 2015/11/23 14:35:22]

Done.

[danno, 2015/11/24 12:02:00]

Done.

+    frame_ = new (instruction_zone()) Frame(fixed_frame_size, needs_frame);
     register_allocation_data_ = new (register_allocation_zone())
         RegisterAllocationData(config, register_allocation_zone(), frame(),
                                sequence(), debug_name);