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pan/va: Unit test barrier handling

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Add a unit test for the quirk discovered in the previos commit, because this
will cause flakes (instead of fails) if we get it wrong. Better have a
deterministic fail mode.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17091>
This commit is contained in:
Alyssa Rosenzweig 2022-06-20 16:49:27 -04:00 • committed by Marge Bot
parent 8c6b9b9c92
commit 43d00c2971
1 changed files with 13 additions and 0 deletions
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13
src/panfrost/bifrost/valhall/test/test-insert-flow.cpp
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@ -248,3 +248,16 @@ TEST_F(InsertFlow, DiamondCFG) {
flow(END);
});
}
TEST_F(InsertFlow, BarrierBug) {
CASE(KERNEL, {
bi_instr *I = bi_store_i32(b, bi_register(0), bi_register(2), bi_register(4), BI_SEG_NONE, 0);
I->slot = 2;
bi_fadd_f32_to(b, bi_register(10), bi_register(10), bi_register(10));
flow(WAIT2);
bi_barrier(b);
flow(WAIT);
flow(END);
});
}