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pan/bi: Don't reorder phis in pre-RA scheduling

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Treat them like preloads which are also required to be at the start of the
block.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/17794>
This commit is contained in:
Alyssa Rosenzweig 2022-07-14 11:02:36 -04:00 • committed by Marge Bot
parent ebfc5b919f
commit 563d98c5c6
1 changed files with 3 additions and 1 deletions
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4
src/panfrost/bifrost/bi_pressure_schedule.c
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@ -204,7 +204,9 @@ create_dag(bi_context *ctx, bi_block *block, void *memctx)
add_dep(node, memory_store);
memory_load = node;
memory_store = node;
} else if (I->op == BI_OPCODE_MOV_I32 && I->src[0].type == BI_INDEX_REGISTER) {
} else if ((I->op == BI_OPCODE_PHI) ||
(I->op == BI_OPCODE_MOV_I32 &&
I->src[0].type == BI_INDEX_REGISTER)) {
preload = node;
}
}