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pan/bi: bail from optimizing on oom

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Allocations can fail, and since this is an optimization pass, let's just
skip the pass and let some other code deal with the OOM situation.

Fixes: 800a861431 ("pan/bi: Fuse FCMP/ICMP on Valhall")
Reviewed-by: Eric R. Smith <eric.smith@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36724>
This commit is contained in:
Erik Faye-Lund 2025-08-11 13:29:02 +02:00 • committed by Marge Bot
parent a369800822
commit 4bedd8c35c
1 changed files with 4 additions and 0 deletions
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4
src/panfrost/compiler/valhall/va_optimize.c
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@ -306,6 +306,9 @@ va_optimize_forward(bi_context *ctx)
bi_instr **uses = calloc(count, sizeof(*uses));
BITSET_WORD *multiple = calloc(BITSET_WORDS(count), sizeof(*multiple));
if (!lut || !uses || !multiple)
goto out;
/* Record usage across blocks */
bi_foreach_block(ctx, block) {
bi_foreach_instr_in_block(block, I) {
@ -323,6 +326,7 @@ va_optimize_forward(bi_context *ctx)
va_fuse_cmp(ctx, lut, multiple, I);
}
out:
free(uses);
free(lut);
free(multiple);