From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Fri, 22 Jan 2016 19:09:24 +0000 (-0800)
Subject: i965/nir: Temporariliy disable mul+add fusion
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=16780632c2d970d7a7029f067401aeaed2cd9121;p=mesa.git

i965/nir: Temporariliy disable mul+add fusion

We don't want to do this in the long-run but it's needed for passing the
NoContraction tests at the moment.  Eventually, we want to plumb this
through NIR properly.
---

diff --git a/src/mesa/drivers/dri/i965/brw_nir.c b/src/mesa/drivers/dri/i965/brw_nir.c
index 0985c2cab4f..d983f58765e 100644
--- a/src/mesa/drivers/dri/i965/brw_nir.c
+++ b/src/mesa/drivers/dri/i965/brw_nir.c
@@ -535,7 +535,7 @@ brw_postprocess_nir(nir_shader *nir,
 
    if (devinfo->gen >= 6) {
       /* Try and fuse multiply-adds */
-      OPT(brw_nir_opt_peephole_ffma);
+//      OPT(brw_nir_opt_peephole_ffma);
    }
 
    OPT(nir_opt_algebraic_late);