i965/fs: Properly calculate the number of instructions in calculate_register_pressure

Signed-off-by: Jason Ekstrand <jason.ekstrand@intel.com> Reviewed-by: Matt Turner <mattst88@gmail.com>
2014-09-26 16:08:52 -07:00
parent 514fd1c55e
commit 4ddc25a8d4
1 changed files with 3 additions and 1 deletions
@@ -3400,7 +3400,9 @@ fs_visitor::calculate_register_pressure()
   invalidate_live_intervals();
   calculate_live_intervals();

-   unsigned num_instructions = instructions.length();
+   unsigned num_instructions = 0;
+   foreach_block(block, cfg)
+      num_instructions += block->instructions.length();

   regs_live_at_ip = rzalloc_array(mem_ctx, int, num_instructions);