Distingish large blocks sizes for RPE calculation and scheduling.

Change-Id: I743604a85f09da5dc0762cbbe2de0f0fe6c0185e

Author: jfuentes

visa/LocalScheduler/G4_Sched.cpp

@@ -7,7 +7,8 @@ using namespace vISA;
 using namespace std;
 
 static const unsigned SMALL_BLOCK_SIZE = 10;
-static const unsigned LARGE_BLOCK_SIZE = 32000;
+static const unsigned LARGE_BLOCK_SIZE = 20000;
+static const unsigned LARGE_BLOCK_SIZE_RPE = 32000;
 static const unsigned PRESSURE_REDUCTION_MIN_BENEFIT = 5;
 static const unsigned PRESSURE_REDUCTION_THRESHOLD = 110;
 static const unsigned PRESSURE_REDUCTION_THRESHOLD_SIMD32 = 120;