nvir/nir: implement nir_op_urol

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5377>

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
index 2272746eeaebbd0bda1337582119fef24f8e7baa..0e9a29253c2f3d6f54e2082d7477ae1e97643c0e 100644 (file)
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
@@ -2842,6 +2842,16 @@ Converter::visit(nir_alu_instr *insn)
       mkOp3(OP_PERMT, TYPE_U32, newDefs[0], getSrc(&insn->src[0]), prmt, loadImm(NULL, 0));
       break;
    }
+   case nir_op_urol: {
+      DEFAULT_CHECKS;
+      LValues &newDefs = convert(&insn->dest);
+      mkOp3(OP_SHF, TYPE_U32, newDefs[0], getSrc(&insn->src[0]),
+            getSrc(&insn->src[1]), getSrc(&insn->src[0]))
+         ->subOp = NV50_IR_SUBOP_SHF_L |
+                   NV50_IR_SUBOP_SHF_W |
+                   NV50_IR_SUBOP_SHF_HI;
+      break;
+   }
    // boolean conversions
    case nir_op_b2f32: {
       DEFAULT_CHECKS;