diff options
| author | Alyssa Rosenzweig <[email protected]> | 2019-08-09 10:40:23 -0700 |
|---|---|---|
| committer | Alyssa Rosenzweig <[email protected]> | 2019-08-12 12:43:03 -0700 |
| commit | 41e68094f82ab6f05a8084d0de753f1c95eda26d (patch) | |
| tree | d90371fbc4ecfe80a411b5626653429743f172a9 /src/panfrost/midgard | |
| parent | 14b5b9ac38518ff56f6b11feefbc60b049a5c4fe (diff) | |
pan/midgard: Allocate separate spill indices for lowered moves
This helps RA be slightly more reasonable.
Signed-off-by: Alyssa Rosenzweig <[email protected]>
Diffstat (limited to 'src/panfrost/midgard')
| -rw-r--r-- | src/panfrost/midgard/midgard_ra.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/src/panfrost/midgard/midgard_ra.c b/src/panfrost/midgard/midgard_ra.c index a44d342c205..4754971acb2 100644 --- a/src/panfrost/midgard/midgard_ra.c +++ b/src/panfrost/midgard/midgard_ra.c @@ -497,16 +497,14 @@ mir_lower_special_reads(compiler_context *ctx) midgard_instruction *use = mir_next_op(pre_use); assert(use); mir_insert_instruction_before(use, m); + mir_rewrite_index_dst_tag(ctx, i, idx, classes[j]); } else { + idx = spill_idx++; + m = v_mov(i, blank_alu_src, idx); mir_insert_instruction_before(pre_use, m); + mir_rewrite_index_src_single(pre_use, i, idx); } } - - /* Rewrite to use */ - if (hazard_write) - mir_rewrite_index_dst_tag(ctx, i, idx, classes[j]); - else - mir_rewrite_index_src_tag(ctx, i, idx, classes[j]); } } |