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shader: lower complete wave minima for sparse fragment subgroups

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nmzik
2026-10-14 18:03:48 +02:00
parent 892e70c8a1
commit 302240da70
12 changed files with 330 additions and 8 deletions
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src/graphics/shader/recompiler/ShaderRecompiler.cpp
+3 -3
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@@ -797,9 +797,9 @@ TranslateResult TranslateProgram(const Decoder::Program& decoded, const CompileO
};
simplify();
const auto read_lane_stats = IR::EliminateReadLane(ir, ir.wave_size);
if (read_lane_stats.rewritten_reads != 0) {
LOGF("%s read-lane elimination: reads=%" PRIu32 "\n", GetDumpLabel(options),
read_lane_stats.rewritten_reads);
if (read_lane_stats.rewritten_reads != 0 || read_lane_stats.rewritten_reductions != 0) {
LOGF("%s read-lane elimination: reads=%" PRIu32 " reductions=%" PRIu32 "\n",
GetDumpLabel(options), read_lane_stats.rewritten_reads, read_lane_stats.rewritten_reductions);
}
// Cleanup also exposes profitable folds by removing dead predicate consumers.
simplify();