Upstream version 11.40.271.0

[platform/framework/web/crosswalk.git] / src / v8 / src / lithium-allocator.h

diff --git a/src/v8/src/lithium-allocator.h b/src/v8/src/lithium-allocator.h
index f63077e..93cc546 100644 (file)
--- a/src/v8/src/lithium-allocator.h
+++ b/src/v8/src/lithium-allocator.h
@@ -117,6 +117,12 @@ class LifetimePosition {
 };
 
 
+inline bool IsSIMD128RegisterKind(RegisterKind kind) {
+  return kind == FLOAT32x4_REGISTERS || kind == FLOAT64x2_REGISTERS ||
+         kind == INT32x4_REGISTERS;
+}
+
+
 // Representation of the non-empty interval [start,end[.
 class UseInterval: public ZoneObject {
  public:
@@ -530,11 +536,16 @@ class LAllocator BASE_EMBEDDED {
   ZoneList<LiveRange*> active_live_ranges_;
   ZoneList<LiveRange*> inactive_live_ranges_;
   ZoneList<LiveRange*> reusable_slots_;
+  // Slots reusable for float32x4, float64x2 and int32x4 register spilling.
+  ZoneList<LiveRange*> reusable_simd128_slots_;
 
   // Next virtual register number to be assigned to temporaries.
   int next_virtual_register_;
   int first_artificial_register_;
   GrowableBitVector double_artificial_registers_;
+  GrowableBitVector float32x4_artificial_registers_;
+  GrowableBitVector float64x2_artificial_registers_;
+  GrowableBitVector int32x4_artificial_registers_;
 
   RegisterKind mode_;
   int num_registers_;