Mesa (master): glsl: remove the shader_group_vote and shader_ballot expression ops

[Nicolai Hähnle]

Module: Mesa
Branch: master
Commit: ce55afc4d6d3d97440856cad117d02c20fb952a9
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=ce55afc4d6d3d97440856cad117d02c20fb952a9

Author: Nicolai Hähnle <nicolai.haehnle at amd.com>
Date:   Wed Apr 19 10:47:08 2017 +0200

glsl: remove the shader_group_vote and shader_ballot expression ops

They are now no longer used.

---

 src/compiler/glsl/ir.cpp                     | 18 ------------------
 src/compiler/glsl/ir_expression_operation.py | 12 ------------
 src/compiler/glsl/ir_validate.cpp            | 23 -----------------------
 src/mesa/program/ir_to_mesa.cpp              |  6 ------
 src/mesa/state_tracker/st_glsl_to_tgsi.cpp   | 18 ------------------
 5 files changed, 77 deletions(-)

diff --git a/src/compiler/glsl/ir.cpp b/src/compiler/glsl/ir.cpp
index 3b0cbee3b8..356eb0fbcf 100644
--- a/src/compiler/glsl/ir.cpp
+++ b/src/compiler/glsl/ir.cpp
@@ -381,20 +381,6 @@ ir_expression::ir_expression(int op, ir_rvalue *op0)
       this->type = glsl_type::int_type;
       break;
 
-   case ir_unop_ballot:
-      this->type = glsl_type::uint64_t_type;
-      break;
-
-   case ir_unop_read_first_invocation:
-      this->type = op0->type;
-      break;
-
-   case ir_unop_vote_any:
-   case ir_unop_vote_all:
-   case ir_unop_vote_eq:
-      this->type = glsl_type::bool_type;
-      break;
-
    case ir_unop_bitcast_i642d:
    case ir_unop_bitcast_u642d:
       this->type = glsl_type::get_instance(GLSL_TYPE_DOUBLE,
@@ -504,10 +490,6 @@ ir_expression::ir_expression(int op, ir_rvalue *op0, ir_rvalue *op1)
       this->type = op0->type->get_scalar_type();
       break;
 
-   case ir_binop_read_invocation:
-      this->type = op0->type;
-      break;
-
    default:
       assert(!"not reached: missing automatic type setup for ir_expression");
       this->type = glsl_type::float_type;
diff --git a/src/compiler/glsl/ir_expression_operation.py b/src/compiler/glsl/ir_expression_operation.py
index fd9f103e96..0518f9dfbc 100644
--- a/src/compiler/glsl/ir_expression_operation.py
+++ b/src/compiler/glsl/ir_expression_operation.py
@@ -567,15 +567,6 @@ ir_expression_operation = [
    # of its length.
    operation("ssbo_unsized_array_length", 1),
 
-   # ARB_shader_ballot operations
-   operation("ballot", 1, source_types=(bool_type,), dest_type=uint64_type),
-   operation("read_first_invocation", 1),
-
-   # Vote among threads on the value of the boolean argument.
-   operation("vote_any", 1),
-   operation("vote_all", 1),
-   operation("vote_eq", 1),
-
    # 64-bit integer packing ops.
    operation("pack_int_2x32", 1, printable_name="packInt2x32", source_types=(int_type,), dest_type=int64_type, c_expression="memcpy(&data.i64[0], &op[0]->value.i[0], sizeof(int64_t))", flags=frozenset((horizontal_operation, non_assign_operation))),
    operation("pack_uint_2x32", 1, printable_name="packUint2x32", source_types=(uint_type,), dest_type=uint64_type, c_expression="memcpy(&data.u64[0], &op[0]->value.u[0], sizeof(uint64_t))", flags=frozenset((horizontal_operation, non_assign_operation))),
@@ -667,9 +658,6 @@ ir_expression_operation = [
    # operand1 is the sample ID
    operation("interpolate_at_sample", 2),
 
-   # ARB_shader_ballot operation
-   operation("read_invocation", 2),
-
    # Fused floating-point multiply-add, part of ARB_gpu_shader5.
    operation("fma", 3, source_types=real_types, c_expression="{src0} * {src1} + {src2}"),
 
diff --git a/src/compiler/glsl/ir_validate.cpp b/src/compiler/glsl/ir_validate.cpp
index df76a7cafd..8f54637246 100644
--- a/src/compiler/glsl/ir_validate.cpp
+++ b/src/compiler/glsl/ir_validate.cpp
@@ -582,29 +582,6 @@ ir_validate::visit_leave(ir_expression *ir)
       assert(ir->type->base_type == GLSL_TYPE_INT);
       break;
 
-   case ir_unop_ballot:
-      assert(ir->type == glsl_type::uint64_t_type);
-      assert(ir->operands[0]->type == glsl_type::bool_type);
-      break;
-
-   case ir_binop_read_invocation:
-      assert(ir->operands[1]->type == glsl_type::uint_type);
-      /* fall-through */
-   case ir_unop_read_first_invocation:
-      assert(ir->type == ir->operands[0]->type);
-      assert(ir->type->is_scalar() || ir->type->is_vector());
-      assert(ir->type->is_float() ||
-             ir->type->base_type == GLSL_TYPE_INT ||
-             ir->type->base_type == GLSL_TYPE_UINT);
-      break;
-
-   case ir_unop_vote_any:
-   case ir_unop_vote_all:
-   case ir_unop_vote_eq:
-      assert(ir->type == glsl_type::bool_type);
-      assert(ir->operands[0]->type == glsl_type::bool_type);
-      break;
-
    case ir_binop_add:
    case ir_binop_sub:
    case ir_binop_mul:
diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index 39cde15e50..be7901e7bc 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -1389,12 +1389,6 @@ ir_to_mesa_visitor::visit(ir_expression *ir)
    case ir_unop_dFdy_fine:
    case ir_unop_subroutine_to_int:
    case ir_unop_get_buffer_size:
-   case ir_unop_ballot:
-   case ir_binop_read_invocation:
-   case ir_unop_read_first_invocation:
-   case ir_unop_vote_any:
-   case ir_unop_vote_all:
-   case ir_unop_vote_eq:
    case ir_unop_bitcast_u642d:
    case ir_unop_bitcast_i642d:
    case ir_unop_bitcast_d2u64:
diff --git a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
index 4d1338e418..83dadabf65 100644
--- a/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
+++ b/src/mesa/state_tracker/st_glsl_to_tgsi.cpp
@@ -2361,24 +2361,6 @@ glsl_to_tgsi_visitor::visit_expression(ir_expression* ir, st_src_reg *op)
       break;
    }
 
-   case ir_unop_vote_any:
-      emit_asm(ir, TGSI_OPCODE_VOTE_ANY, result_dst, op[0]);
-      break;
-   case ir_unop_vote_all:
-      emit_asm(ir, TGSI_OPCODE_VOTE_ALL, result_dst, op[0]);
-      break;
-   case ir_unop_vote_eq:
-      emit_asm(ir, TGSI_OPCODE_VOTE_EQ, result_dst, op[0]);
-      break;
-   case ir_unop_ballot:
-      emit_asm(ir, TGSI_OPCODE_BALLOT, result_dst, op[0]);
-      break;
-   case ir_unop_read_first_invocation:
-      emit_asm(ir, TGSI_OPCODE_READ_FIRST, result_dst, op[0]);
-      break;
-   case ir_binop_read_invocation:
-      emit_asm(ir, TGSI_OPCODE_READ_INVOC, result_dst, op[0], op[1]);
-      break;
    case ir_unop_u2i64:
    case ir_unop_u2u64:
    case ir_unop_b2i64: {