From: Marek Olšák <marek.olsak@amd.com>
Date: Fri, 8 Jan 2016 23:47:39 +0000 (+0100)
Subject: tgsi/scan: add tgsi_shader_info::reads_samplemask
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=84a6d2d7d61e5fc5364c58c9a9b90a4705f0ec95;p=mesa.git

tgsi/scan: add tgsi_shader_info::reads_samplemask
---

diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.c b/src/gallium/auxiliary/tgsi/tgsi_scan.c
index 7a02e27e01e..687fb54830d 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.c
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.c
@@ -377,6 +377,8 @@ tgsi_scan_shader(const struct tgsi_token *tokens,
                      info->reads_position = TRUE;
                   else if (semName == TGSI_SEMANTIC_FACE)
                      info->uses_frontface = TRUE;
+                  else if (semName == TGSI_SEMANTIC_SAMPLEMASK)
+                     info->reads_samplemask = TRUE;
                }
                else if (file == TGSI_FILE_OUTPUT) {
                   info->output_semantic_name[reg] = (ubyte) semName;
diff --git a/src/gallium/auxiliary/tgsi/tgsi_scan.h b/src/gallium/auxiliary/tgsi/tgsi_scan.h
index b0b423ab528..0541255764c 100644
--- a/src/gallium/auxiliary/tgsi/tgsi_scan.h
+++ b/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -81,6 +81,7 @@ struct tgsi_shader_info
    ubyte colors_written;
    boolean reads_position; /**< does fragment shader read position? */
    boolean reads_z; /**< does fragment shader read depth? */
+   boolean reads_samplemask; /**< does fragment shader read sample mask? */
    boolean writes_z;  /**< does fragment shader write Z value? */
    boolean writes_stencil; /**< does fragment shader write stencil value? */
    boolean writes_samplemask; /**< does fragment shader write sample mask? */