294 lines
6.3 KiB
C++
294 lines
6.3 KiB
C++
/*
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* Copyright © 2010 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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/**
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* \file ir_rvalue_visitor.cpp
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*
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* Generic class to implement the common pattern we have of wanting to
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* visit each ir_rvalue * and possibly change that node to a different
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* class.
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*/
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#include "ir.h"
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#include "ir_visitor.h"
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#include "ir_rvalue_visitor.h"
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#include "glsl_types.h"
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_expression *ir)
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{
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unsigned int operand;
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for (operand = 0; operand < ir->get_num_operands(); operand++) {
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handle_rvalue(&ir->operands[operand]);
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}
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_texture *ir)
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{
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handle_rvalue(&ir->coordinate);
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handle_rvalue(&ir->offset);
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switch (ir->op) {
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case ir_tex:
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case ir_lod:
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case ir_query_levels:
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break;
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case ir_txb:
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handle_rvalue(&ir->lod_info.bias);
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break;
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case ir_txf:
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case ir_txl:
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case ir_txs:
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handle_rvalue(&ir->lod_info.lod);
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break;
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case ir_txf_ms:
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handle_rvalue(&ir->lod_info.sample_index);
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break;
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case ir_txd:
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handle_rvalue(&ir->lod_info.grad.dPdx);
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handle_rvalue(&ir->lod_info.grad.dPdy);
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break;
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case ir_tg4:
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handle_rvalue(&ir->lod_info.component);
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break;
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}
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_swizzle *ir)
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{
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handle_rvalue(&ir->val);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_dereference_array *ir)
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{
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/* The array index is not the target of the assignment, so clear the
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* 'in_assignee' flag. Restore it after returning from the array index.
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*/
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const bool was_in_assignee = this->in_assignee;
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this->in_assignee = false;
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handle_rvalue(&ir->array_index);
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this->in_assignee = was_in_assignee;
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handle_rvalue(&ir->array);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_dereference_record *ir)
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{
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handle_rvalue(&ir->record);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_assignment *ir)
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{
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handle_rvalue(&ir->rhs);
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handle_rvalue(&ir->condition);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_call *ir)
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{
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foreach_in_list_safe(ir_rvalue, param, &ir->actual_parameters) {
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ir_rvalue *new_param = param;
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handle_rvalue(&new_param);
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if (new_param != param) {
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param->replace_with(new_param);
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}
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}
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_return *ir)
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{
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handle_rvalue(&ir->value);;
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_if *ir)
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{
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handle_rvalue(&ir->condition);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_emit_vertex *ir)
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{
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handle_rvalue(&ir->stream);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_base_visitor::rvalue_visit(ir_end_primitive *ir)
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{
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handle_rvalue(&ir->stream);
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return visit_continue;
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_expression *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_texture *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_swizzle *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_dereference_array *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_dereference_record *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_assignment *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_call *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_return *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_if *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_emit_vertex *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_visitor::visit_leave(ir_end_primitive *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_expression *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_texture *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_swizzle *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_dereference_array *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_dereference_record *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_assignment *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_call *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_return *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_if *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_emit_vertex *ir)
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{
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return rvalue_visit(ir);
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}
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ir_visitor_status
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ir_rvalue_enter_visitor::visit_enter(ir_end_primitive *ir)
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{
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return rvalue_visit(ir);
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}
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