diff options
| author | Kenneth Graunke <[email protected]> | 2013-08-09 18:51:05 -0700 |
|---|---|---|
| committer | Kenneth Graunke <[email protected]> | 2013-08-19 11:29:23 -0700 |
| commit | 3c68662bb1d41727b6c53fd58868cdcfe6a98492 (patch) | |
| tree | 4554502e08feb2abff8761a9fb232a010db93293 /src/mesa | |
| parent | b9d1173f2cc2be7694eacaf19db3632be638a66d (diff) | |
i965/fs: Skip global copy propagation step.
The dataflow analysis used for global copy propagation is severely
broken, and I believe it doesn't actually do anything. Fixing it will
require a lot of changes, each of which might break things.
Once all the fixes land, we can re-enable this.
Signed-off-by: Kenneth Graunke <[email protected]>
Reviewed-by: Paul Berry <[email protected]>
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp index 61b2617a9e0..ddf21df5d28 100644 --- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp +++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp @@ -448,6 +448,7 @@ fs_visitor::opt_copy_propagate() out_acp[b]) || progress; } + #if 0 /* Do dataflow analysis for those available copies. */ fs_copy_prop_dataflow dataflow(mem_ctx, &cfg, out_acp); @@ -467,6 +468,7 @@ fs_visitor::opt_copy_propagate() progress = opt_copy_propagate_local(mem_ctx, block, in_acp) || progress; } + #endif for (int i = 0; i < cfg.num_blocks; i++) delete [] out_acp[i]; |