nv50/ir/nir: add memory barriers
authorKarol Herbst <kherbst@redhat.com>
Mon, 25 Dec 2017 22:15:03 +0000 (23:15 +0100)
committerKarol Herbst <kherbst@redhat.com>
Sun, 17 Mar 2019 09:33:28 +0000 (10:33 +0100)
v5: add more barrier intrinsics

Signed-off-by: Karol Herbst <kherbst@redhat.com>
src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp

index ecdc667b25ab6a7a8f340167bad1dea154645274..ad68fb4505fd66f25e60088905fbef1dfe7cb272 100644 (file)
@@ -585,6 +585,16 @@ Converter::getSubOp(nir_intrinsic_op op)
    case nir_intrinsic_shared_atomic_xor:
    case nir_intrinsic_ssbo_atomic_xor:
       return  NV50_IR_SUBOP_ATOM_XOR;
+
+   case nir_intrinsic_group_memory_barrier:
+   case nir_intrinsic_memory_barrier:
+   case nir_intrinsic_memory_barrier_atomic_counter:
+   case nir_intrinsic_memory_barrier_buffer:
+   case nir_intrinsic_memory_barrier_image:
+      return NV50_IR_SUBOP_MEMBAR(M, GL);
+   case nir_intrinsic_memory_barrier_shared:
+      return NV50_IR_SUBOP_MEMBAR(M, CTA);
+
    case nir_intrinsic_vote_all:
       return NV50_IR_SUBOP_VOTE_ALL;
    case nir_intrinsic_vote_any:
@@ -2400,6 +2410,17 @@ Converter::visit(nir_intrinsic_instr *insn)
       bar->subOp = NV50_IR_SUBOP_BAR_SYNC;
       break;
    }
+   case nir_intrinsic_group_memory_barrier:
+   case nir_intrinsic_memory_barrier:
+   case nir_intrinsic_memory_barrier_atomic_counter:
+   case nir_intrinsic_memory_barrier_buffer:
+   case nir_intrinsic_memory_barrier_image:
+   case nir_intrinsic_memory_barrier_shared: {
+      Instruction *bar = mkOp(OP_MEMBAR, TYPE_NONE, NULL);
+      bar->fixed = 1;
+      bar->subOp = getSubOp(op);
+      break;
+   }
    default:
       ERROR("unknown nir_intrinsic_op %s\n", nir_intrinsic_infos[op].name);
       return false;