b52e25d3a8
Signed-off-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com> Reviewed-by: Kenneth Graunke <kenneth@whitecape.org> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/26797>
73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/* Copyright © 2023 Intel Corporation
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* SPDX-License-Identifier: MIT
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*/
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void
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genX(libanv_query_copy)(global void *destination_base,
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uint32_t destination_stride,
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global void *query_data,
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uint32_t first_query,
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uint32_t num_queries,
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uint32_t query_data_offset,
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uint32_t query_stride,
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uint32_t num_query_items,
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uint32_t copy_flags,
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uint32_t copy_item_idx)
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{
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if (copy_item_idx >= num_queries)
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return;
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bool is_result64 = (copy_flags & ANV_COPY_QUERY_FLAG_RESULT64) != 0;
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bool write_available = (copy_flags & ANV_COPY_QUERY_FLAG_AVAILABLE) != 0;
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bool compute_delta = (copy_flags & ANV_COPY_QUERY_FLAG_DELTA) != 0;
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bool partial_result = (copy_flags & ANV_COPY_QUERY_FLAG_PARTIAL) != 0;
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uint query_byte = (first_query + copy_item_idx) * query_stride;
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uint query_data_byte = query_byte + query_data_offset;
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global uint64_t *query = query_data + (first_query + copy_item_idx) * query_stride;
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global uint64_t *dest64 = destination_base + copy_item_idx * destination_stride;
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global uint32_t *dest32 = destination_base + copy_item_idx * destination_stride;
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uint64_t availability = *(global uint32_t *)(query_data + query_byte);
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if (write_available) {
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if (is_result64)
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dest64[num_query_items] = availability;
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else
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dest32[num_query_items] = availability;
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}
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for (uint32_t i = 0; i < num_query_items; i++) {
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uint32_t qw_offset = 1 + i * 2;
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uint64_t v;
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if (compute_delta) {
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struct delta64 {
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uint64_t v0;
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uint64_t v1;
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} data = *((global struct delta64 *)&query[qw_offset]);
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v = data.v1 - data.v0;
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} else {
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v = query[qw_offset + 0];
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}
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/* vkCmdCopyQueryPoolResults:
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*
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* "If VK_QUERY_RESULT_PARTIAL_BIT is set, then for any query that is
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* unavailable, an intermediate result between zero and the final
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* result value is written for that query."
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*
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* We write 0 as the values not being written yet, we can't really make
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* provide any sensible value.
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*/
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if (partial_result && availability == 0)
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v = 0;
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if (is_result64)
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dest64[i] = v;
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else
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dest32[i] = v;
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}
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}
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