0c0803c32f
Acked-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Reviewed-by: Rob Clark <robdclark@chromium.org> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5002>
68 lines
1.9 KiB
C++
68 lines
1.9 KiB
C++
/*
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* Copyright © 2019 Google, Inc.
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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 lower_builtins.cpp
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*
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* Inline calls to builtin functions.
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*/
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#include "ir.h"
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#include "ir_optimization.h"
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namespace {
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class lower_builtins_visitor : public ir_hierarchical_visitor {
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public:
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lower_builtins_visitor() : progress(false) { }
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ir_visitor_status visit_leave(ir_call *);
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bool progress;
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};
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}
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bool
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lower_builtins(exec_list *instructions)
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{
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lower_builtins_visitor v;
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visit_list_elements(&v, instructions);
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return v.progress;
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}
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ir_visitor_status
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lower_builtins_visitor::visit_leave(ir_call *ir)
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{
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/* lower_precision() also inlines some intrinsics, which can't be inlined
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* further.
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*/
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if (!ir->callee->is_builtin() || ir->callee->is_intrinsic())
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return visit_continue;
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ir->generate_inline(ir);
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ir->remove();
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this->progress = true;
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return visit_continue;
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}
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