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shader: lower wave32 whole-wave UMin and UMax reductions to subgroup reductions

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Co-authored-by: Senaxx <michelbeld@gmail.com>
Co-authored-by: Mac <me@itsmemac.com>
This commit is contained in:
nmzikSenaxxMac
 committed 2026-10-26 05:32:02 +01:00
1 parent be1c84f4d7
commit 6357740fa1
7 files changed
+102 -60
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src/graphics/shader/recompiler/ir/passes/ShaderInfoCollection.cpp
+2 -1
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@@ -517,7 +517,8 @@ void Visit(Program& program, ShaderStageInputInfo input_info, InputUsage& inputs
inst.Flags<CFG::BranchCondition>() != CFG::BranchCondition::ScalarInstruction;
break;
case ValueOpcode::Ballot: info.subgroup_ballot = true; break;
case ValueOpcode::SubgroupUMinU32: info.subgroup_arithmetic = true; break;
case ValueOpcode::SubgroupUMinU32:
case ValueOpcode::SubgroupUMaxU32: info.subgroup_arithmetic = true; break;
case ValueOpcode::DppMoveU32:
case ValueOpcode::ReadFirstLane:
case ValueOpcode::ReadLane: {