instructions->push_tail(ir);
}
+ir_variable *
+ir_factory::make_temp(const glsl_type *type, const char *name)
+{
+ ir_variable *var;
+
+ var = new(mem_ctx) ir_variable(type, name, ir_var_temporary);
+ emit(var);
+
+ return var;
+}
+
+ir_assignment *
+assign(deref lhs, operand rhs, operand condition, int writemask)
+{
+ void *mem_ctx = ralloc_parent(lhs.val);
+
+ ir_assignment *assign = new(mem_ctx) ir_assignment(lhs.val,
+ rhs.val,
+ condition.val,
+ writemask);
+
+ return assign;
+}
+
+ir_assignment *
+assign(deref lhs, operand rhs)
+{
+ return assign(lhs, rhs, (1 << lhs.val->type->vector_elements) - 1);
+}
+
+ir_assignment *
+assign(deref lhs, operand rhs, int writemask)
+{
+ return assign(lhs, rhs, (ir_rvalue *) NULL, writemask);
+}
+
+ir_assignment *
+assign(deref lhs, operand rhs, operand condition)
+{
+ return assign(lhs, rhs, condition, (1 << lhs.val->type->vector_elements) - 1);
+}
+
+ir_return *
+ret(operand retval)
+{
+ void *mem_ctx = ralloc_parent(retval.val);
+ return new(mem_ctx) ir_return(retval.val);
+}
+
ir_swizzle *
swizzle(operand a, int swizzle, int components)
{
components);
}
+ir_swizzle *
+swizzle_for_size(operand a, unsigned components)
+{
+ void *mem_ctx = ralloc_parent(a.val);
+
+ if (a.val->type->vector_elements < components)
+ components = a.val->type->vector_elements;
+
+ unsigned s[4] = { 0, 1, 2, 3 };
+ for (int i = components; i < 4; i++)
+ s[i] = components - 1;
+
+ return new(mem_ctx) ir_swizzle(a.val, s, components);
+}
+
ir_swizzle *
swizzle_xxxx(operand a)
{
return swizzle(a, SWIZZLE_XYZW, 4);
}
+ir_expression *
+expr(ir_expression_operation op, operand a)
+{
+ void *mem_ctx = ralloc_parent(a.val);
+
+ return new(mem_ctx) ir_expression(op, a.val);
+}
+
ir_expression *
expr(ir_expression_operation op, operand a, operand b)
{
return new(mem_ctx) ir_expression(op, a.val, b.val);
}
+ir_expression *
+expr(ir_expression_operation op, operand a, operand b, operand c)
+{
+ void *mem_ctx = ralloc_parent(a.val);
+
+ return new(mem_ctx) ir_expression(op, a.val, b.val, c.val);
+}
+
ir_expression *add(operand a, operand b)
{
return expr(ir_binop_add, a, b);
return expr(ir_binop_sub, a, b);
}
+ir_expression *min2(operand a, operand b)
+{
+ return expr(ir_binop_min, a, b);
+}
+
+ir_expression *max2(operand a, operand b)
+{
+ return expr(ir_binop_max, a, b);
+}
+
ir_expression *mul(operand a, operand b)
{
return expr(ir_binop_mul, a, b);
}
+ir_expression *imul_high(operand a, operand b)
+{
+ return expr(ir_binop_imul_high, a, b);
+}
+
+ir_expression *div(operand a, operand b)
+{
+ return expr(ir_binop_div, a, b);
+}
+
+ir_expression *carry(operand a, operand b)
+{
+ return expr(ir_binop_carry, a, b);
+}
+
+ir_expression *borrow(operand a, operand b)
+{
+ return expr(ir_binop_borrow, a, b);
+}
+
+ir_expression *trunc(operand a)
+{
+ return expr(ir_unop_trunc, a);
+}
+
+ir_expression *round_even(operand a)
+{
+ return expr(ir_unop_round_even, a);
+}
+
+ir_expression *fract(operand a)
+{
+ return expr(ir_unop_fract, a);
+}
+
+/* dot for vectors, mul for scalars */
ir_expression *dot(operand a, operand b)
{
+ assert(a.val->type == b.val->type);
+
+ if (a.val->type->vector_elements == 1)
+ return expr(ir_binop_mul, a, b);
+
return expr(ir_binop_dot, a, b);
}
+ir_expression*
+clamp(operand a, operand b, operand c)
+{
+ return expr(ir_binop_min, expr(ir_binop_max, a, b), c);
+}
+
ir_expression *
saturate(operand a)
+{
+ return expr(ir_unop_saturate, a);
+}
+
+ir_expression *
+abs(operand a)
+{
+ return expr(ir_unop_abs, a);
+}
+
+ir_expression *
+neg(operand a)
+{
+ return expr(ir_unop_neg, a);
+}
+
+ir_expression *
+sin(operand a)
+{
+ return expr(ir_unop_sin, a);
+}
+
+ir_expression *
+cos(operand a)
+{
+ return expr(ir_unop_cos, a);
+}
+
+ir_expression *
+exp(operand a)
+{
+ return expr(ir_unop_exp, a);
+}
+
+ir_expression *
+rsq(operand a)
+{
+ return expr(ir_unop_rsq, a);
+}
+
+ir_expression *
+sqrt(operand a)
+{
+ return expr(ir_unop_sqrt, a);
+}
+
+ir_expression *
+log(operand a)
+{
+ return expr(ir_unop_log, a);
+}
+
+ir_expression *
+sign(operand a)
+{
+ return expr(ir_unop_sign, a);
+}
+
+ir_expression *
+subr_to_int(operand a)
+{
+ return expr(ir_unop_subroutine_to_int, a);
+}
+
+ir_expression*
+equal(operand a, operand b)
+{
+ return expr(ir_binop_equal, a, b);
+}
+
+ir_expression*
+nequal(operand a, operand b)
+{
+ return expr(ir_binop_nequal, a, b);
+}
+
+ir_expression*
+less(operand a, operand b)
+{
+ return expr(ir_binop_less, a, b);
+}
+
+ir_expression*
+greater(operand a, operand b)
+{
+ return expr(ir_binop_greater, a, b);
+}
+
+ir_expression*
+lequal(operand a, operand b)
+{
+ return expr(ir_binop_lequal, a, b);
+}
+
+ir_expression*
+gequal(operand a, operand b)
+{
+ return expr(ir_binop_gequal, a, b);
+}
+
+ir_expression*
+logic_not(operand a)
+{
+ return expr(ir_unop_logic_not, a);
+}
+
+ir_expression*
+logic_and(operand a, operand b)
+{
+ return expr(ir_binop_logic_and, a, b);
+}
+
+ir_expression*
+logic_or(operand a, operand b)
+{
+ return expr(ir_binop_logic_or, a, b);
+}
+
+ir_expression*
+bit_not(operand a)
+{
+ return expr(ir_unop_bit_not, a);
+}
+
+ir_expression*
+bit_and(operand a, operand b)
+{
+ return expr(ir_binop_bit_and, a, b);
+}
+
+ir_expression*
+bit_or(operand a, operand b)
+{
+ return expr(ir_binop_bit_or, a, b);
+}
+
+ir_expression*
+lshift(operand a, operand b)
+{
+ return expr(ir_binop_lshift, a, b);
+}
+
+ir_expression*
+rshift(operand a, operand b)
+{
+ return expr(ir_binop_rshift, a, b);
+}
+
+ir_expression*
+f2i(operand a)
+{
+ return expr(ir_unop_f2i, a);
+}
+
+ir_expression*
+bitcast_f2i(operand a)
+{
+ return expr(ir_unop_bitcast_f2i, a);
+}
+
+ir_expression*
+i2f(operand a)
+{
+ return expr(ir_unop_i2f, a);
+}
+
+ir_expression*
+bitcast_i2f(operand a)
+{
+ return expr(ir_unop_bitcast_i2f, a);
+}
+
+ir_expression*
+i2u(operand a)
+{
+ return expr(ir_unop_i2u, a);
+}
+
+ir_expression*
+u2i(operand a)
+{
+ return expr(ir_unop_u2i, a);
+}
+
+ir_expression*
+f2u(operand a)
+{
+ return expr(ir_unop_f2u, a);
+}
+
+ir_expression*
+bitcast_f2u(operand a)
+{
+ return expr(ir_unop_bitcast_f2u, a);
+}
+
+ir_expression*
+u2f(operand a)
+{
+ return expr(ir_unop_u2f, a);
+}
+
+ir_expression*
+bitcast_u2f(operand a)
+{
+ return expr(ir_unop_bitcast_u2f, a);
+}
+
+ir_expression*
+i2b(operand a)
+{
+ return expr(ir_unop_i2b, a);
+}
+
+ir_expression*
+b2i(operand a)
+{
+ return expr(ir_unop_b2i, a);
+}
+
+ir_expression *
+f2b(operand a)
+{
+ return expr(ir_unop_f2b, a);
+}
+
+ir_expression *
+b2f(operand a)
+{
+ return expr(ir_unop_b2f, a);
+}
+
+ir_expression *
+interpolate_at_centroid(operand a)
+{
+ return expr(ir_unop_interpolate_at_centroid, a);
+}
+
+ir_expression *
+interpolate_at_offset(operand a, operand b)
+{
+ return expr(ir_binop_interpolate_at_offset, a, b);
+}
+
+ir_expression *
+interpolate_at_sample(operand a, operand b)
+{
+ return expr(ir_binop_interpolate_at_sample, a, b);
+}
+
+ir_expression *
+f2d(operand a)
+{
+ return expr(ir_unop_f2d, a);
+}
+
+ir_expression *
+i2d(operand a)
+{
+ return expr(ir_unop_i2d, a);
+}
+
+ir_expression *
+u2d(operand a)
+{
+ return expr(ir_unop_u2d, a);
+}
+
+ir_expression *
+fma(operand a, operand b, operand c)
+{
+ return expr(ir_triop_fma, a, b, c);
+}
+
+ir_expression *
+lrp(operand x, operand y, operand a)
+{
+ return expr(ir_triop_lrp, x, y, a);
+}
+
+ir_expression *
+csel(operand a, operand b, operand c)
+{
+ return expr(ir_triop_csel, a, b, c);
+}
+
+ir_expression *
+bitfield_extract(operand a, operand b, operand c)
+{
+ return expr(ir_triop_bitfield_extract, a, b, c);
+}
+
+ir_expression *
+bitfield_insert(operand a, operand b, operand c, operand d)
{
void *mem_ctx = ralloc_parent(a.val);
+ return new(mem_ctx) ir_expression(ir_quadop_bitfield_insert,
+ a.val->type, a.val, b.val, c.val, d.val);
+}
+
+ir_if*
+if_tree(operand condition,
+ ir_instruction *then_branch)
+{
+ assert(then_branch != NULL);
+
+ void *mem_ctx = ralloc_parent(condition.val);
+
+ ir_if *result = new(mem_ctx) ir_if(condition.val);
+ result->then_instructions.push_tail(then_branch);
+ return result;
+}
+
+ir_if*
+if_tree(operand condition,
+ ir_instruction *then_branch,
+ ir_instruction *else_branch)
+{
+ assert(then_branch != NULL);
+ assert(else_branch != NULL);
+
+ void *mem_ctx = ralloc_parent(condition.val);
- return expr(ir_binop_max,
- expr(ir_binop_min, a, new(mem_ctx) ir_constant(1.0f)),
- new(mem_ctx) ir_constant(0.0f));
+ ir_if *result = new(mem_ctx) ir_if(condition.val);
+ result->then_instructions.push_tail(then_branch);
+ result->else_instructions.push_tail(else_branch);
+ return result;
}
} /* namespace ir_builder */