diff options
| author | Eric Anholt <[email protected]> | 2011-03-23 14:00:01 -0700 |
|---|---|---|
| committer | Eric Anholt <[email protected]> | 2011-04-26 12:19:30 -0700 |
| commit | af20328271425c217630b5114ee172bd8387a91a (patch) | |
| tree | 37fe6dcfabebc240179c990d075cacc9b365a5ee /src | |
| parent | 8575d1836249309048d77d342671aad65c7fa7ff (diff) | |
i965/fs: Disable some optimization passes under 16-wide for now.
These are fixable for 16, but that can wait until after it's basically
working.
Reviewed-by: Kenneth Graunke <[email protected]>
Diffstat (limited to 'src')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs.cpp | 12 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_schedule_instructions.cpp | 3 |
2 files changed, 15 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp b/src/mesa/drivers/dri/i965/brw_fs.cpp index 19dbf418df9..17f4435a1ac 100644 --- a/src/mesa/drivers/dri/i965/brw_fs.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp @@ -2910,6 +2910,10 @@ fs_visitor::propagate_constants() { bool progress = false; + /* Need to update the MRF tracking for compressed instructions. */ + if (c->dispatch_width == 16) + return false; + calculate_live_intervals(); foreach_iter(exec_list_iterator, iter, this->instructions) { @@ -3171,6 +3175,10 @@ fs_visitor::compute_to_mrf() bool progress = false; int next_ip = 0; + /* Need to update the MRF tracking for compressed instructions. */ + if (c->dispatch_width == 16) + return false; + calculate_live_intervals(); foreach_iter(exec_list_iterator, iter, this->instructions) { @@ -3302,6 +3310,10 @@ fs_visitor::remove_duplicate_mrf_writes() fs_inst *last_mrf_move[16]; bool progress = false; + /* Need to update the MRF tracking for compressed instructions. */ + if (c->dispatch_width == 16) + return false; + memset(last_mrf_move, 0, sizeof(last_mrf_move)); foreach_iter(exec_list_iterator, iter, this->instructions) { diff --git a/src/mesa/drivers/dri/i965/brw_fs_schedule_instructions.cpp b/src/mesa/drivers/dri/i965/brw_fs_schedule_instructions.cpp index bff8f82f3f7..400452d71f8 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_schedule_instructions.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_schedule_instructions.cpp @@ -463,6 +463,9 @@ fs_visitor::schedule_instructions() fs_inst *next_block_header = (fs_inst *)instructions.head; instruction_scheduler sched(this, mem_ctx, this->virtual_grf_next); + if (c->dispatch_width == 16) + return; + while (!next_block_header->is_tail_sentinel()) { /* Add things to be scheduled until we get to a new BB. */ while (!next_block_header->is_tail_sentinel()) { |