From: Francisco Jerez <currojerez@riseup.net>
Date: Thu, 5 Feb 2015 20:58:03 +0000 (+0200)
Subject: i965/vec4: Make vec4_visitor::implied_mrf_writes() return zero for sends from GRF.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=8ad486077e122c19b603750e19dd678bb7793d5b;p=mesa.git

i965/vec4: Make vec4_visitor::implied_mrf_writes() return zero for sends from GRF.

Reviewed-by: Matt Turner <mattst88@gmail.com>
---

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 5ad9da291df..48b2a6902f6 100644
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -287,7 +287,7 @@ vec4_instruction::can_do_source_mods(struct brw_context *brw)
 int
 vec4_visitor::implied_mrf_writes(vec4_instruction *inst)
 {
-   if (inst->mlen == 0)
+   if (inst->mlen == 0 || inst->is_send_from_grf())
       return 0;
 
    switch (inst->opcode) {