These are intrinsics rather than opcodes, because they operate across channels. --- src/compiler/glsl/glsl_to_nir.cpp | 22 ++++++++++++++++++++++ src/compiler/nir/nir_intrinsics.h | 5 +++++ 2 files changed, 27 insertions(+)
diff --git a/src/compiler/glsl/glsl_to_nir.cpp b/src/compiler/glsl/glsl_to_nir.cpp index 21530040a9..43d7e07042 100644 --- a/src/compiler/glsl/glsl_to_nir.cpp +++ b/src/compiler/glsl/glsl_to_nir.cpp @@ -799,6 +799,15 @@ nir_visitor::visit(ir_call *ir) case ir_intrinsic_shared_atomic_comp_swap: op = nir_intrinsic_shared_atomic_comp_swap; break; + case ir_intrinsic_vote_any: + op = nir_intrinsic_vote_any; + break; + case ir_intrinsic_vote_all: + op = nir_intrinsic_vote_all; + break; + case ir_intrinsic_vote_eq: + op = nir_intrinsic_vote_eq; + break; default: unreachable("not reached"); } @@ -1135,6 +1144,19 @@ nir_visitor::visit(ir_call *ir) nir_builder_instr_insert(&b, &instr->instr); break; } + case nir_intrinsic_vote_any: + case nir_intrinsic_vote_all: + case nir_intrinsic_vote_eq: { + nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 32, NULL); + + instr->variables[0] = evaluate_deref(&instr->instr, ir->return_deref); + + ir_instruction *value = (ir_instruction *)ir->actual_parameters.get_head(); + instr->src[0] = nir_src_for_ssa(evaluate_rvalue(value->as_rvalue())); + + nir_builder_instr_insert(&b, &instr->instr); + break; + } default: unreachable("not reached"); } diff --git a/src/compiler/nir/nir_intrinsics.h b/src/compiler/nir/nir_intrinsics.h index 21e7d904b7..8a838df027 100644 --- a/src/compiler/nir/nir_intrinsics.h +++ b/src/compiler/nir/nir_intrinsics.h @@ -107,6 +107,11 @@ BARRIER(memory_barrier_shared) /** A conditional discard, with a single boolean source. */ INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, xx, xx, xx, 0) +/** ARB_shader_group_vote intrinsics */ +INTRINSIC(vote_any, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) +INTRINSIC(vote_all, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) +INTRINSIC(vote_eq, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE) + /** * Basic Geometry Shader intrinsics. * -- 2.13.0 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev