From: Marek Olšák <marek.olsak@amd.com>
Date: Fri, 26 Jun 2020 11:16:41 +0000 (-0400)
Subject: glsl: flatten a tautological conditional in lower_precision
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=977b84652a1f5785d08e65723d676a94020f6ff6;p=mesa.git

glsl: flatten a tautological conditional in lower_precision

Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5746>
---

diff --git a/src/compiler/glsl/lower_precision.cpp b/src/compiler/glsl/lower_precision.cpp
index ff5e5104c3f..b2d8330a44d 100644
--- a/src/compiler/glsl/lower_precision.cpp
+++ b/src/compiler/glsl/lower_precision.cpp
@@ -378,14 +378,11 @@ find_lowerable_rvalues_visitor::visit_enter(ir_texture *ir)
 {
    ir_hierarchical_visitor::visit_enter(ir);
 
-   if (stack.back().state == UNKNOWN) {
-      /* The precision of the sample value depends on the precision of the
-       * sampler.
-       */
-      stack.back().state = handle_precision(ir->type,
-                                            ir->sampler->precision());
-   }
-
+   /* The precision of the sample value depends on the precision of the
+    * sampler.
+    */
+   stack.back().state = handle_precision(ir->type,
+                                         ir->sampler->precision());
    return visit_continue;
 }