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jay: add JAY_DEBUG=noacc option

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can help when debugging RA.

Signed-off-by: Alyssa Rosenzweig <alyssa.rosenzweig@intel.com>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41510>
This commit is contained in:
Alyssa Rosenzweig 2026-05-11 12:10:20 -04:00 • committed by Marge Bot
parent 9dbaaecb74
commit c5cee5d973
2 changed files with 6 additions and 1 deletions
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6
src/intel/compiler/jay/jay_from_nir.c
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@ -40,6 +40,7 @@ static const struct debug_named_value jay_debug_options[] = {
{ "printdemand", JAY_DBG_PRINTDEMAND, "Print demand per instruction" },
{ "spill", JAY_DBG_SPILL, "Shrink register file to test spilling" },
{ "sync", JAY_DBG_SYNC, "Sync after every instruction" },
{ "noacc", JAY_DBG_NOACC, "Disable accumulator substitution" },
DEBUG_NAMED_VALUE_END
};
@ -2681,7 +2682,10 @@ jay_compile(const struct intel_device_info *devinfo,
* predication, so assign accumulators before predicating for better
* results.
*/
JAY_PASS(s, jay_assign_accumulators);
if (!(jay_debug & JAY_DBG_NOACC)) {
JAY_PASS(s, jay_assign_accumulators);
}
JAY_PASS(s, jay_opt_predicate);
}

1
src/intel/compiler/jay/jay_private.h
View file

@ -16,6 +16,7 @@ extern "C" {
#define JAY_DBG_PRINTDEMAND BITFIELD_BIT(1)
#define JAY_DBG_SPILL BITFIELD_BIT(2)
#define JAY_DBG_SYNC BITFIELD_BIT(3)
#define JAY_DBG_NOACC BITFIELD_BIT(4)
extern int jay_debug;
bool jay_nir_lower_bool(nir_shader *nir);