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vtn: set nir_loop::do_while during spirv_to_nir()

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Acked-by: Timothy Arceri <tarceri@itsqueeze.com>
Reviewed-by: Georg Lehmann <dadschoorse@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/40349>
This commit is contained in:
Daniel Schürmann 2026-03-06 12:01:44 +01:00 • committed by Marge Bot
parent 32436731a3
commit 42663165a2
1 changed files with 8 additions and 0 deletions
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8
src/compiler/spirv/vtn_structured_cfg.c
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@ -1220,6 +1220,14 @@ vtn_emit_branch(struct vtn_builder *b, const struct vtn_block *block,
struct vtn_construct *loop = block->parent->innermost_loop;
vtn_assert(loop);
vtn_emit_break_for_construct(b, block, loop);
/* If this is a conditional back-edge, flag this loop as do-while loop.
* The same applies to single-block loops.
*/
if (block->parent->type == vtn_construct_type_continue ||
vtn_is_single_block_loop(loop)) {
loop->nloop->do_while = true;
}
break;
}