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jay/lower_scoreboard: fix barriers in trivial SWSB

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otherwise =sync hangs! this should make debugging more pleasant.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/42287>
This commit is contained in:
Alyssa Rosenzweig 2026-06-22 12:26:32 -04:00 • committed by Marge Bot
parent c8f3d49813
commit 25eb75cd96
1 changed files with 7 additions and 0 deletions
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7
src/intel/compiler/jay/jay_lower_scoreboard.c
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@ -511,6 +511,13 @@ jay_lower_scoreboard_trivial(jay_shader *shader)
jay_builder b = jay_init_builder(func, jay_after_inst(I));
sync_sbids(&b, BITFIELD_BIT(0), GEN_SBID_DST);
/* Barriers are non-EOT gateway messages. Insert the needed SYNC */
if (I->op == JAY_OPCODE_SEND &&
jay_send_sfid(I) == GEN_SFID_MESSAGE_GATEWAY) {
b.cursor = jay_after_inst(I);
jay_SYNC(&b, jay_null(), TGL_SYNC_BAR);
}
} else if (I->op == JAY_OPCODE_SCHEDULE_BARRIER) {
jay_remove_instruction(I);
} else {