pan/bi: Pack proper clause offsets
Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5260>
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@ -1786,6 +1786,26 @@ bi_pack_constants(bi_context *ctx, bi_clause *clause,
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assert(index == 0 && clause->bundle_count == 1);
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assert(only);
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/* Compute branch offset instead of a dummy 0 */
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if (branches) {
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bi_instruction *br = clause->bundles[clause->bundle_count - 1].add;
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assert(br && br->type == BI_BRANCH && br->branch_target);
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/* Put it in the high place */
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int32_t qwords = bi_block_offset(ctx, clause, br->branch_target);
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int32_t bytes = qwords * 16;
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/* Copy so we get proper sign behaviour */
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uint32_t raw = 0;
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memcpy(&raw, &bytes, sizeof(raw));
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/* Clear off top bits for the magic bits */
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raw &= ~0xF0000000;
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/* Put in top 32-bits */
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clause->constants[index + 0] = ((uint64_t) raw) << 32ull;
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}
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uint64_t hi = clause->constants[index + 0] >> 60ull;
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struct bifrost_fmt_constant quad = {
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