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i965/vec4: Don't attempt to reduce swizzles of send from GRF instructions.
authorFrancisco Jerez <currojerez@riseup.net>
Tue, 3 Feb 2015 18:34:17 +0000 (20:34 +0200)
committerFrancisco Jerez <currojerez@riseup.net>
Thu, 19 Feb 2015 12:06:42 +0000 (14:06 +0200)
Reviewed-by: Matt Turner <mattst88@gmail.com>
src/mesa/drivers/dri/i965/brw_vec4.cpp patch | blob | history

diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp b/src/mesa/drivers/dri/i965/brw_vec4.cpp
index 58828c3f320b347e6f3e49058296a3e24c194b77..0a68413bfba0114e0d5f7331fd4d6d10bb2f3073 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp
@@ -455,7 +455,8 @@ vec4_visitor::opt_reduce_swizzle()
    bool progress = false;
 
    foreach_block_and_inst_safe(block, vec4_instruction, inst, cfg) {
-      if (inst->dst.file == BAD_FILE || inst->dst.file == HW_REG)
+      if (inst->dst.file == BAD_FILE || inst->dst.file == HW_REG ||
+          inst->is_send_from_grf())
          continue;
 
       int swizzle[4];