diff options
Diffstat (limited to 'src/mesa')
| -rw-r--r-- | src/mesa/program/ir_to_mesa.cpp | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp index de0cb1ac5b..93b6c305f1 100644 --- a/src/mesa/program/ir_to_mesa.cpp +++ b/src/mesa/program/ir_to_mesa.cpp @@ -1096,6 +1096,12 @@ ir_to_mesa_visitor::visit(ir_expression *ir) assert(!ir->operands[operand]->type->is_matrix()); } + int vector_elements = ir->operands[0]->type->vector_elements; + if (ir->operands[1]) { + vector_elements = MAX2(vector_elements, + ir->operands[1]->type->vector_elements); + } + this->result.file = PROGRAM_UNDEFINED; /* Storage for our result. Ideally for an assignment we'd be using @@ -1204,7 +1210,12 @@ ir_to_mesa_visitor::visit(ir_expression *ir) ir_to_mesa_src_reg temp = get_temp(glsl_type::vec4_type); ir_to_mesa_emit_op2(ir, OPCODE_SNE, ir_to_mesa_dst_reg_from_src(temp), op[0], op[1]); - ir_to_mesa_emit_op2(ir, OPCODE_DP4, result_dst, temp, temp); + if (vector_elements == 4) + ir_to_mesa_emit_op2(ir, OPCODE_DP4, result_dst, temp, temp); + else if (vector_elements == 3) + ir_to_mesa_emit_op2(ir, OPCODE_DP3, result_dst, temp, temp); + else + ir_to_mesa_emit_op2(ir, OPCODE_DP2, result_dst, temp, temp); ir_to_mesa_emit_op2(ir, OPCODE_SEQ, result_dst, result_src, src_reg_for_float(0.0)); } else { @@ -1218,7 +1229,12 @@ ir_to_mesa_visitor::visit(ir_expression *ir) ir_to_mesa_src_reg temp = get_temp(glsl_type::vec4_type); ir_to_mesa_emit_op2(ir, OPCODE_SNE, ir_to_mesa_dst_reg_from_src(temp), op[0], op[1]); - ir_to_mesa_emit_op2(ir, OPCODE_DP4, result_dst, temp, temp); + if (vector_elements == 4) + ir_to_mesa_emit_op2(ir, OPCODE_DP4, result_dst, temp, temp); + else if (vector_elements == 3) + ir_to_mesa_emit_op2(ir, OPCODE_DP3, result_dst, temp, temp); + else + ir_to_mesa_emit_op2(ir, OPCODE_DP2, result_dst, temp, temp); ir_to_mesa_emit_op2(ir, OPCODE_SNE, result_dst, result_src, src_reg_for_float(0.0)); } else { |