intel/fs/swsb: SCHEDULING_FENCE only emits SYNC_NOP
It's not really unordered in the sense that it can still stall on
ordered things and we don't need a SYNC_NOP for that because it is a
SYNC_NOP. However, it also doesn't count when computing instruction
distances.
Fixes: 18e72ee2108 "intel/fs: Add FS_OPCODE_SCHEDULING_FENCE"
Reviewed-by: Francisco Jerez <currojerez@riseup.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6781>
diff --git a/src/intel/compiler/brw_fs_scoreboard.cpp b/src/intel/compiler/brw_fs_scoreboard.cpp
index 0e81021..899b475 100644
--- a/src/intel/compiler/brw_fs_scoreboard.cpp
+++ b/src/intel/compiler/brw_fs_scoreboard.cpp
@@ -77,6 +77,7 @@
case BRW_OPCODE_DO:
case SHADER_OPCODE_UNDEF:
case FS_OPCODE_PLACEHOLDER_HALT:
+ case FS_OPCODE_SCHEDULING_FENCE:
return 0;
default:
/* Note that the following is inaccurate for virtual instructions