gallium: added uses_kill field to tgsi_shader_info

2 files changed, 4 insertions, 0 deletions

diff --git a/src/gallium/auxiliary/tgsi/util/tgsi_scan.c b/src/gallium/auxiliary/tgsi/util/tgsi_scan.c
index a1cc681492..a973aeb62f 100644
--- a/src/gallium/auxiliary/tgsi/util/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/util/tgsi_scan.c
@@ -133,5 +133,8 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
       }
    }
 
+   info->uses_kill = (info->opcode_count[TGSI_OPCODE_KIL] ||
+                      info->opcode_count[TGSI_OPCODE_KILP]);
+
    tgsi_parse_free (&parse);
 }
diff --git a/src/gallium/auxiliary/tgsi/util/tgsi_scan.h b/src/gallium/auxiliary/tgsi/util/tgsi_scan.h
index dc6dfd6d0b..d10d300c4d 100644
--- a/src/gallium/auxiliary/tgsi/util/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/util/tgsi_scan.h
@@ -57,6 +57,7 @@ struct tgsi_shader_info
    uint opcode_count[TGSI_OPCODE_LAST];  /**< opcode histogram */
 
    boolean writes_z;  /**< does fragment shader write Z value? */
+   boolean uses_kill;  /**< KIL or KILP instruction used? */
 };