// Copyright 2020 The Tint Authors. // // Licensed under the Apache License, Version 2.0 (the "License"); // you may not use this file except in compliance with the License. // You may obtain a copy of the License at // // http://www.apache.org/licenses/LICENSE-2.0 // // Unless required by applicable law or agreed to in writing, software // distributed under the License is distributed on an "AS IS" BASIS, // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. // See the License for the specific language governing permissions and // limitations under the License. #include "src/reader/spirv/construct.h" namespace tint { namespace reader { namespace spirv { Construct::Construct(const Construct* the_parent, int the_depth, Kind the_kind, uint32_t the_begin_id, uint32_t the_end_id, uint32_t the_begin_pos, uint32_t the_end_pos, uint32_t the_scope_end_pos) : parent(the_parent), enclosing_loop( // Compute the enclosing loop construct. Doing this in the // constructor member list lets us make the member const. // Compare parent depth because loop and continue are siblings and // it's incidental which will appear on the stack first. the_kind == kLoop ? this : ((parent && parent->depth < the_depth) ? parent->enclosing_loop : nullptr)), enclosing_continue( // Compute the enclosing continue construct. Doing this in the // constructor member list lets us make the member const. // Compare parent depth because loop and continue are siblings and // it's incidental which will appear on the stack first. the_kind == kContinue ? this : ((parent && parent->depth < the_depth) ? parent->enclosing_continue : nullptr)), enclosing_loop_or_continue_or_switch( // Compute the enclosing loop or continue or switch construct. // Doing this in the constructor member list lets us make the // member const. // Compare parent depth because loop and continue are siblings and // it's incidental which will appear on the stack first. (the_kind == kLoop || the_kind == kContinue || the_kind == kSwitchSelection) ? this : ((parent && parent->depth < the_depth) ? parent->enclosing_loop_or_continue_or_switch : nullptr)), depth(the_depth), kind(the_kind), begin_id(the_begin_id), end_id(the_end_id), begin_pos(the_begin_pos), end_pos(the_end_pos), scope_end_pos(the_scope_end_pos) {} } // namespace spirv } // namespace reader } // namespace tint