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aco/ngg: Schedule position exports of NGG VS/TES.

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Similarly to the HW VS stage, the HW NGG GS stage also
benefits from executing these exports as early as possible.

Signed-off-by: Timur Kristóf <timur.kristof@gmail.com>
Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/3576>
This commit is contained in:
Timur Kristóf 2020-04-01 16:02:13 +02:00 • committed by Marge Bot
parent c633edad72
commit e4da482d9e
1 changed files with 1 additions and 1 deletions
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2
src/amd/compiler/aco_scheduler.cpp
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@ -843,7 +843,7 @@ void schedule_block(sched_ctx& ctx, Program *program, Block* block, live& live_v
}
}
if ((program->stage & hw_vs) && block->index == program->blocks.size() - 1) {
if ((program->stage & (hw_vs | hw_ngg_gs)) && (block->kind & block_kind_export_end)) {
/* Try to move position exports as far up as possible, to reduce register
* usage and because ISA reference guides say so. */
for (unsigned idx = 0; idx < block->instructions.size(); idx++) {