From: Eric Anholt <eric@anholt.net>
Date: Tue, 16 Sep 2014 23:02:27 +0000 (-0700)
Subject: vc4: Allow dead code elimination of instructions that read uniforms.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=44b8eb743d644d2839fad12911fd6330414d22e3;p=mesa.git

vc4: Allow dead code elimination of instructions that read uniforms.
---

diff --git a/src/gallium/drivers/vc4/vc4_qir.c b/src/gallium/drivers/vc4/vc4_qir.c
index 216abb37828..69152e79dda 100644
--- a/src/gallium/drivers/vc4/vc4_qir.c
+++ b/src/gallium/drivers/vc4/vc4_qir.c
@@ -120,8 +120,7 @@ bool
 qir_has_side_effects(struct qinst *inst)
 {
         for (int i = 0; i < qir_get_op_nsrc(inst->op); i++) {
-                if (inst->src[i].file == QFILE_VARY ||
-                    inst->src[i].file == QFILE_UNIF)
+                if (inst->src[i].file == QFILE_VARY)
                         return true;
         }