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ac/nir/tess: Use LDS IO mapping when loading tess levels from LDS. 

By accident, the VRAM mapping was used. This doesn't cause issues
in practice because the offsets are really the same, but it's still
better to fix this.

Fixes: c61eb54806
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28739>
This commit is contained in:
Timur Kristóf 2024-04-15 11:38:34 +02:00 committed by Marge Bot
parent 0fdb388698
commit b3c6b48493
1 changed files with 4 additions and 4 deletions
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8
src/amd/common/ac_nir_lower_tess_io_to_mem.c
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@ -655,13 +655,13 @@ hs_load_tess_levels(nir_builder *b,
/* Load all tessellation factors (aka. tess levels) from LDS. */
if (st->tcs_tess_level_outer_mask) {
outer = nir_load_shared(b, outer_comps, 32, lds_base,
.base = map_tess_level(VARYING_SLOT_TESS_LEVEL_OUTER, st) * 16);
const unsigned mapped = hs_output_lds_map_io_location(b->shader, false, VARYING_SLOT_TESS_LEVEL_OUTER, st);
outer = nir_load_shared(b, outer_comps, 32, lds_base, .base = mapped * 16);
}
if (inner_comps && st->tcs_tess_level_inner_mask) {
inner = nir_load_shared(b, inner_comps, 32, lds_base,
.base = map_tess_level(VARYING_SLOT_TESS_LEVEL_INNER, st) * 16);
const unsigned mapped = hs_output_lds_map_io_location(b->shader, false, VARYING_SLOT_TESS_LEVEL_INNER, st);
inner = nir_load_shared(b, inner_comps, 32, lds_base, .base = mapped * 16);
}
}