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28 lines
946 B
C++
28 lines
946 B
C++
// SPDX-FileCopyrightText: Copyright 2021 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "shader_recompiler/backend/spirv/emit_spirv_instructions.h"
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#include "shader_recompiler/backend/spirv/spirv_emit_context.h"
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namespace Shader::Backend::SPIRV {
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void EmitJoin(EmitContext&) {
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throw NotImplementedException("Join shouldn't be emitted");
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}
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void EmitDemoteToHelperInvocation(EmitContext& ctx) {
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if (ctx.profile.support_demote_to_helper_invocation) {
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ctx.OpDemoteToHelperInvocation();
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} else {
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const Id kill_label{ctx.OpLabel()};
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const Id impossible_label{ctx.OpLabel()};
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ctx.OpSelectionMerge(impossible_label, spv::SelectionControlMask::MaskNone);
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ctx.OpBranchConditional(ctx.true_value, kill_label, impossible_label);
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ctx.AddLabel(kill_label);
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ctx.OpKill();
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ctx.AddLabel(impossible_label);
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}
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}
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} // namespace Shader::Backend::SPIRV
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