i965: Add INTEL_fragment_shader_ordering support.

Adds suppport for INTEL_fragment_shader_ordering. We achieve
the fragment ordering by using the same instruction as for
beginInvocationInterlockARB() which is by issuing a memory
fence via sendc.

Signed-off-by: Kevin Rogovin <[email protected]>
Reviewed-by: Plamena Manolova <[email protected]>

1 files changed, 1 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/i965/intel_extensions.c b/src/mesa/drivers/dri/i965/intel_extensions.c
index 0b137664b0d..1ea8594c348 100644
--- a/src/mesa/drivers/dri/i965/intel_extensions.c
+++ b/src/mesa/drivers/dri/i965/intel_extensions.c
@@ -247,6 +247,7 @@ intelInitExtensions(struct gl_context *ctx)
       ctx->Extensions.OES_primitive_bounding_box = true;
       ctx->Extensions.OES_texture_buffer = true;
       ctx->Extensions.ARB_fragment_shader_interlock = true;
+      ctx->Extensions.INTEL_fragment_shader_ordering = true;
 
       if (can_do_pipelined_register_writes(brw->screen)) {
          ctx->Extensions.ARB_draw_indirect = true;