From: Marek Olšák <marek.olsak@amd.com>
Date: Sun, 7 Dec 2014 18:20:10 +0000 (+0100)
Subject: tgsi: add tgsi_shader_info::writes_clipvertex
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=2b76bb3ba7c9358d1c0fc110199846c0d229776b;p=mesa.git

tgsi: add tgsi_shader_info::writes_clipvertex

Reviewed-by: Brian Paul <brianp@vmware.com>
---

diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index 9d155c908f5..649c327d9c9 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -245,6 +245,9 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
                      else if (semName == TGSI_SEMANTIC_PSIZE) {
                         info->writes_psize = TRUE;
                      }
+                     else if (semName == TGSI_SEMANTIC_CLIPVERTEX) {
+                        info->writes_clipvertex = TRUE;
+                     }
                   }
 
                   if (procType == TGSI_PROCESSOR_FRAGMENT) {
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
index 56079977bf1..61ce81342a4 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -77,6 +77,7 @@ struct tgsi_shader_info
    boolean uses_primid;
    boolean uses_frontface;
    boolean writes_psize;
+   boolean writes_clipvertex;
    boolean writes_viewport_index;
    boolean writes_layer;
    boolean is_msaa_sampler[PIPE_MAX_SAMPLERS];