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pan/midgard: Add bizarre corner case 

Someone really needs to look into this.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
This commit is contained in:
Alyssa Rosenzweig 2019-11-04 10:40:37 -05:00
parent 4ae4d82e21
commit 9eac9389fb
1 changed files with 8 additions and 1 deletions
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9
src/panfrost/midgard/midgard_ra.c
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@ -534,10 +534,17 @@ mir_compute_segment_interference(
if (bun->instructions[j]->src[s] >= ctx->temp_count)
continue;
for (unsigned q = pivot; q < j; ++q) {
for (unsigned q = pivot; q < i; ++q) {
if (bun->instructions[q]->dest >= ctx->temp_count)
continue;
/* See dEQP-GLES2.functional.shaders.return.output_write_in_func_dynamic_fragment */
if (q >= j) {
if (!(bun->instructions[j]->unit == UNIT_SMUL && bun->instructions[q]->unit == UNIT_VLUT))
continue;
}
ra_add_node_interference(l, bun->instructions[q]->dest, bun->instructions[j]->src[s]);
}
}