[Mesa-dev] [PATCH 6/7] i965/fs: Remove left-over 'removed' variable.

[Matt Turner]

I think this was used for coalescing out partly dead large virtual
registers, but the patch that enabled that caused regressions and didn't
make it upstream.
---
 src/mesa/drivers/dri/i965/brw_fs_register_coalesce.cpp | 15 +++++----------
 1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_fs_register_coalesce.cpp b/src/mesa/drivers/dri/i965/brw_fs_register_coalesce.cpp
index 5c16798..35ef3ff 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_register_coalesce.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_register_coalesce.cpp
@@ -158,11 +158,8 @@ fs_visitor::register_coalesce()
       if (channels_remaining)
          continue;
 
-      bool removed = false;
       for (int i = 0; i < src_size; i++) {
          if (mov[i]) {
-            removed = true;
-
             mov[i]->opcode = BRW_OPCODE_NOP;
             mov[i]->conditional_mod = BRW_CONDITIONAL_NONE;
             mov[i]->dst = reg_undef;
@@ -195,13 +192,11 @@ fs_visitor::register_coalesce()
          }
       }
 
-      if (removed) {
-         live_intervals->start[var_to] = MIN2(live_intervals->start[var_to],
-                                              live_intervals->start[var_from]);
-         live_intervals->end[var_to] = MAX2(live_intervals->end[var_to],
-                                            live_intervals->end[var_from]);
-         reg_from = -1;
-      }
+      live_intervals->start[var_to] = MIN2(live_intervals->start[var_to],
+                                           live_intervals->start[var_from]);
+      live_intervals->end[var_to] = MAX2(live_intervals->end[var_to],
+                                         live_intervals->end[var_from]);
+      reg_from = -1;
    }
 
    foreach_list_safe(node, &this->instructions) {
-- 
1.8.3.2