enable BCR by default

Change-Id: I846b442e302891e3a93c69fecc985f45ab49656e

Author: bcheng0127

visa/include/VISAOptions.def

@@ -119,7 +119,7 @@ DEF_VISA_OPTION(vISA_GRFNumToUse,           ET_INT32, "-GRFNumToUse",
 DEF_VISA_OPTION(vISA_RATrace,               ET_BOOL, "-ratrace", UNUSED, false)
 DEF_VISA_OPTION(vISA_FastSpill,             ET_BOOL, "-fasterRA", UNUSED, false)
 DEF_VISA_OPTION(vISA_AbortOnSpillThreshold, ET_INT32, NULLSTR, UNUSED, 0)
-DEF_VISA_OPTION(vISA_enableBCR, ET_BOOL, "-enableBCR",   UNUSED, false)
+DEF_VISA_OPTION(vISA_enableBCR, ET_BOOL, "-enableBCR",   UNUSED, true)
 DEF_VISA_OPTION(vISA_hierarchicaIPA, ET_BOOL, "-oldIPA", UNUSED, true)
 DEF_VISA_OPTION(vISA_IntrinsicSplit,       ET_BOOL, "-doSplit", UNUSED, false)
 DEF_VISA_OPTION(vISA_LraFFWindowSize,       ET_INT32, "-lraFFWindowSize", UNUSED, 12)