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agx: fix indirect CF accounting

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if we have a non-compact indirectly indexed array of scalars

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29607>
This commit is contained in:
Alyssa Rosenzweig
2024-04-08 23:39:35 -04:00
committed by Marge Bot
parent 30c8d55a71
commit 761d79ec3e
1 changed files with 13 additions and 3 deletions
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src/asahi/compiler/agx_compile.c
+13 -3
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@@ -144,10 +144,20 @@ gather_cf(nir_builder *b, nir_intrinsic_instr *intr, void *data)
BITSET_SET_RANGE(set, start_comp, start_comp + nr - 1);
} else {
unsigned start_comp = sem.location * 4;
unsigned count = sem.num_slots * 4;
unsigned start_comp = (sem.location * 4) + nir_intrinsic_component(intr);
bool compact = sem.location == VARYING_SLOT_CLIP_DIST0 ||
sem.location == VARYING_SLOT_CLIP_DIST1;
unsigned stride = compact ? 1 : 4;
BITSET_SET_RANGE(set, start_comp, start_comp + count - 1);
/* For now we have to assign CF for the whole vec4 to make indirect
* indexiing work. This could be optimized later.
*/
nr = stride;
for (unsigned i = 0; i < sem.num_slots; ++i) {
BITSET_SET_RANGE(set, start_comp + (i * stride),
start_comp + (i * stride) + nr - 1);
}
}
return false;