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tgsi/scan: fix tgsi_shader_info::reads_z
authorMarek Olšák <marek.olsak@amd.com>
Sat, 2 Jan 2016 16:28:19 +0000 (17:28 +0100)
committerMarek Olšák <marek.olsak@amd.com>
Thu, 7 Jan 2016 17:26:05 +0000 (18:26 +0100)
This has no users in Mesa.

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
src/gallium/auxiliary/tgsi/tgsi_scan.c patch | blob | history

diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index e3feed9aa981216145339d42987b94570b32dca7..e3a6fb0437c6d93467381e0c8714cbd32055088d 100644 (file)
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -187,8 +187,9 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
                   }
 
                   if (procType == TGSI_PROCESSOR_FRAGMENT &&
-                      info->reads_position &&
-                      src->Register.Index == 0 &&
+                     !src->Register.Indirect &&
+                     info->input_semantic_name[src->Register.Index] ==
+                     TGSI_SEMANTIC_POSITION &&
                       (src->Register.SwizzleX == TGSI_SWIZZLE_Z ||
                        src->Register.SwizzleY == TGSI_SWIZZLE_Z ||
                        src->Register.SwizzleZ == TGSI_SWIZZLE_Z ||