shader: DPP row-xmask

2026-10-20 10:56:58 +02:00 · 2026-09-01 21:01:42 +04:00
parent a2150c70bb
commit 0c8d7a1e49
2 changed files with 32 additions and 0 deletions
@@ -110,6 +110,12 @@ DppTargetLane EmitDppTargetLane(EmitterState& state, uint32_t control) {
 	if (control == 0x141u) {
 		return EmitDppMirrorTargetLane(state, subid, true);
 	}
+	if (control >= 0x160u && control <= 0x16fu) {
+		const auto target = state.builder.AllocateId();
+		state.builder.AddFunction(
+		    {OpBitwiseXor, TypeU32(state), target, subid, ConstantU32(state, control & 0xfu)});
+		return {target, EmitTrueBool(state)};
+	}
 	return {subid, EmitTrueBool(state)};
 }