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| author | Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> | 2019-08-15 16:29:15 -0700 |
|---|---|---|
| committer | Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> | 2019-08-19 08:32:17 -0700 |
| commit | 2bcb3d922600b86818dc03110538460a92fbab6f (patch) | |
| tree | ca7300ea3843cfe42630ec1f09f36289f4f42d54 | |
| parent | 739e09c2974533a119d341020166e95f4ef0f604 (diff) | |
pan/midgard: Set mask for lowered read-hazard moves
If we need to lower a move for a read from a vec2 texture coordinate, we
shouldn't write zw, even incidentally.
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
| -rw-r--r-- | src/panfrost/midgard/midgard_ra.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/src/panfrost/midgard/midgard_ra.c b/src/panfrost/midgard/midgard_ra.c index 5df8ecf0df0..6a417d48c91 100644 --- a/src/panfrost/midgard/midgard_ra.c +++ b/src/panfrost/midgard/midgard_ra.c @@ -501,6 +501,7 @@ mir_lower_special_reads(compiler_context *ctx) } else { idx = spill_idx++; m = v_mov(i, blank_alu_src, idx); + m.mask = mir_mask_of_read_components(pre_use, i); mir_insert_instruction_before(pre_use, m); mir_rewrite_index_src_single(pre_use, i, idx); } |