Mesa (master): mesa/main/ff_frag: Reduce the size of nr_enabled_units.

[Marek Olšák]

Module: Mesa
Branch: master
Commit: ceb5ba9d1dd3c8d9d31fd57e97f500b4a78ff7c6
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ceb5ba9d1dd3c8d9d31fd57e97f500b4a78ff7c6

Author: Gustaw Smolarczyk <wielkiegie at gmail.com>
Date:   Thu Mar 30 20:09:22 2017 +0200

mesa/main/ff_frag: Reduce the size of nr_enabled_units.

Since it holds values from 0 to 8, 4 bits will suffice.

Signed-off-by: Gustaw Smolarczyk <wielkiegie at gmail.com>
Reviewed-by: Eric Anholt <eric at anholt.net>
Signed-off-by: Marek Olšák <marek.olsak at amd.com>

---

 src/mesa/main/ff_fragment_shader.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mesa/main/ff_fragment_shader.cpp b/src/mesa/main/ff_fragment_shader.cpp
index d1e89abc08..9b00c36534 100644
--- a/src/mesa/main/ff_fragment_shader.cpp
+++ b/src/mesa/main/ff_fragment_shader.cpp
@@ -100,7 +100,7 @@ struct mode_opt {
 };
 
 struct state_key {
-   GLuint nr_enabled_units:8;
+   GLuint nr_enabled_units:4;
    GLuint separate_specular:1;
    GLuint fog_mode:2;          /**< FOG_x */
    GLuint inputs_available:12;