From: Eric Anholt <eric@anholt.net>
Date: Fri, 21 Sep 2018 22:00:21 +0000 (-0700)
Subject: vc4: Remove dead i == 0 code from the cos() implementation.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=cd667edecccf354f91386a6f4323d6593302583d;p=mesa.git

vc4: Remove dead i == 0 code from the cos() implementation.

The loop starts at 1.
---

diff --git a/src/gallium/drivers/vc4/vc4_program.c b/src/gallium/drivers/vc4/vc4_program.c
index 1f46b64005b..3c439806d36 100644
--- a/src/gallium/drivers/vc4/vc4_program.c
+++ b/src/gallium/drivers/vc4/vc4_program.c
@@ -758,13 +758,10 @@ ntq_fcos(struct vc4_compile *c, struct qreg src)
                 if (i != 1)
                         x = qir_FMUL(c, x, x2);
 
-                struct qreg mul = qir_FMUL(c,
+                sum = qir_FADD(c, qir_FMUL(c,
                                            x,
-                                           qir_uniform_f(c, coeff[i]));
-                if (i == 0)
-                        sum = mul;
-                else
-                        sum = qir_FADD(c, sum, mul);
+                                           qir_uniform_f(c, coeff[i])),
+                               sum);
         }
         return sum;
 }