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pan/bi: Schedule FCMP.v2f16 with abs modifier

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So many encoding restrictions, because Bifrost.

Signed-off-by: Alyssa Rosenzweig <alyssa@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/11327>
This commit is contained in:
Alyssa Rosenzweig 2021-06-11 12:43:21 -04:00 • committed by Marge Bot
parent 0c4de24f15
commit 097c9092af
1 changed files with 4 additions and 0 deletions
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4
src/panfrost/bifrost/bi_schedule.c
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@ -362,6 +362,10 @@ bi_can_add(bi_instr *ins)
if (ins->op == BI_OPCODE_FADD_V2F16 && ins->clamp)
return false;
/* +FCMP.v2f16 lacks abs modifier, use *FCMP.v2f16 instead */
if (ins->op == BI_OPCODE_FCMP_V2F16 && (ins->src[0].abs || ins->src[1].abs))
return false;
/* TODO: some additional fp16 constraints */
return bi_opcode_props[ins->op].add;
}