no compression flag on Sandybridge

Signed-off-by: Xiang, Haihao <haihao.xiang@intel.com>

diff --git a/assembler/src/gram.y b/assembler/src/gram.y
index e61e9db..a57e4e9 100644 (file)
--- a/assembler/src/gram.y
+++ b/assembler/src/gram.y
@@ -1612,8 +1612,10 @@ instoption_list:
                    $$.header.compression_control |= BRW_COMPRESSION_2NDHALF;
                    break;
                  case COMPR:
-                   $$.header.compression_control |=
-                     BRW_COMPRESSION_COMPRESSED;
+                   if (gen_level < 6) {
+                        $$.header.compression_control |=
+                            BRW_COMPRESSION_COMPRESSED;
+                   }
                    break;
                  case SWITCH:
                    $$.header.thread_control |= BRW_THREAD_SWITCH;