diff options
Diffstat (limited to 'mesalib/src/glsl/opt_algebraic.cpp')
| -rw-r--r-- | mesalib/src/glsl/opt_algebraic.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/mesalib/src/glsl/opt_algebraic.cpp b/mesalib/src/glsl/opt_algebraic.cpp index 69c03ea8b..3d2f2ca0b 100644 --- a/mesalib/src/glsl/opt_algebraic.cpp +++ b/mesalib/src/glsl/opt_algebraic.cpp @@ -290,6 +290,20 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir) ir_expression *op_expr[4] = {NULL, NULL, NULL, NULL}; unsigned int i; + if (ir->operation == ir_binop_mul && + ir->operands[0]->type->is_matrix() && + ir->operands[1]->type->is_vector()) { + ir_expression *matrix_mul = ir->operands[0]->as_expression(); + + if (matrix_mul && matrix_mul->operation == ir_binop_mul && + matrix_mul->operands[0]->type->is_matrix() && + matrix_mul->operands[1]->type->is_matrix()) { + + return mul(matrix_mul->operands[0], + mul(matrix_mul->operands[1], ir->operands[1])); + } + } + assert(ir->get_num_operands() <= 4); for (i = 0; i < ir->get_num_operands(); i++) { if (ir->operands[i]->type->is_matrix()) @@ -421,6 +435,18 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir) break; } + case ir_unop_saturate: + if (op_expr[0] && op_expr[0]->operation == ir_binop_add) { + ir_expression *b2f_0 = op_expr[0]->operands[0]->as_expression(); + ir_expression *b2f_1 = op_expr[0]->operands[1]->as_expression(); + + if (b2f_0 && b2f_0->operation == ir_unop_b2f && + b2f_1 && b2f_1->operation == ir_unop_b2f) { + return b2f(logic_or(b2f_0->operands[0], b2f_1->operands[0])); + } + } + break; + case ir_binop_add: if (is_vec_zero(op_const[0])) return ir->operands[1]; @@ -518,6 +544,10 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir) if (is_vec_negative_one(op_const[1])) return neg(ir->operands[0]); + if (op_expr[0] && op_expr[0]->operation == ir_unop_b2f && + op_expr[1] && op_expr[1]->operation == ir_unop_b2f) { + return b2f(logic_and(op_expr[0]->operands[0], op_expr[1]->operands[0])); + } /* Reassociate multiplication of constants so that we can do * constant folding. @@ -544,6 +574,8 @@ ir_algebraic_visitor::handle_expression(ir_expression *ir) continue; ir_expression *add_expr = floor_expr->operands[0]->as_expression(); + if (!add_expr) + continue; for (int j = 0; j < 2; j++) { ir_expression *abs_expr = add_expr->operands[j]->as_expression(); |