diff options
Diffstat (limited to 'src/intel/compiler/brw_fs.cpp')
| -rw-r--r-- | src/intel/compiler/brw_fs.cpp | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/src/intel/compiler/brw_fs.cpp b/src/intel/compiler/brw_fs.cpp index b2a563fd94e..d20af30b32d 100644 --- a/src/intel/compiler/brw_fs.cpp +++ b/src/intel/compiler/brw_fs.cpp @@ -7833,8 +7833,15 @@ fs_visitor::allocate_registers(unsigned min_dispatch_width, bool allow_spilling) const int iteration = 99; int pass_num = 0; - if (OPT(opt_cmod_propagation)) - OPT(dead_code_eliminate); + if (OPT(opt_cmod_propagation)) { + /* dead_code_eliminate "undoes" the fixing done by + * fixup_3src_null_dest, so we have to do it again if + * dead_code_eliminiate makes any progress. + */ + if (OPT(dead_code_eliminate)) + fixup_3src_null_dest(); + } + /* We only allow spilling for the last schedule mode and only if the * allow_spilling parameter and dispatch width work out ok. |