i965/vec4: Ignore swizzle of VGRF for use by var_range_end().

[mesa.git] / src / mesa / drivers / dri / i965 / brw_vec4_cse.cpp

diff --git a/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp b/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
index 0c1f0c31b0dd42a9c74ffdeb0cd5c842524c09fd..10898a5917d84400d32b1ad781aa58769a4a1a30 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
+++ b/src/mesa/drivers/dri/i965/brw_vec4_cse.cpp
@@ -246,7 +246,7 @@ vec4_visitor::opt_cse_local(bblock_t *block)
              * more -- a sure sign they'll fail operands_match().
              */
             if (src->file == VGRF) {
-               if (var_range_end(var_from_reg(alloc, *src), 4) < ip) {
+               if (var_range_end(var_from_reg(alloc, dst_reg(*src)), 4) < ip) {
                   entry->remove();
                   ralloc_free(entry);
                   break;