i965: (trivial) rename computes stencil to gen9

All the documentation I can find says that this bit (and functionality) only
exists on SKL+. Since the bit isn't yet used, there is no real impact here.

The original code was added by Ken here (a surprisingly long time ago):
commit f3c6d6f1e151f6a44a76038dccebe4434038dcb1
Author: Kenneth Graunke <kenneth@whitecape.org>
Date:   Thu Nov 29 21:00:27 2012 -0800

    i965: Update 3DSTATE_PS, 3DSTATE_WM, and add 3DSTATE_PS_EXTRA.

Signed-off-by: Ben Widawsky <ben@bwidawsk.net>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>

diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h
index 7a5ee1b1756b9a381c737f51b0a30614c2061458..e61ad545744de7d42bfdf1217da67a7c01ca2cf0 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_defines.h
+++ b/src/mesa/drivers/dri/i965/brw_defines.h
@@ -2383,7 +2383,7 @@ enum brw_pixel_shader_coverage_mask_mode {
 # define GEN8_PSX_ATTRIBUTE_ENABLE                      (1 << 8)
 # define GEN8_PSX_SHADER_DISABLES_ALPHA_TO_COVERAGE     (1 << 7)
 # define GEN8_PSX_SHADER_IS_PER_SAMPLE                  (1 << 6)
-# define GEN8_PSX_SHADER_COMPUTES_STENCIL               (1 << 5)
+# define GEN9_PSX_SHADER_COMPUTES_STENCIL               (1 << 5)
 # define GEN9_PSX_SHADER_PULLS_BARY                     (1 << 3)
 # define GEN8_PSX_SHADER_HAS_UAV                        (1 << 2)
 # define GEN8_PSX_SHADER_USES_INPUT_COVERAGE_MASK       (1 << 1)