39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 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 EmitPrologue(EmitContext& ctx) {
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ctx.DefineBufferOffsets();
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}
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void EmitEpilogue(EmitContext& ctx) {}
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void EmitDiscard(EmitContext& ctx) {
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ctx.OpDemoteToHelperInvocationEXT();
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}
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void EmitDiscardCond(EmitContext& ctx, Id condition) {
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const Id kill_label{ctx.OpLabel()};
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const Id merge_label{ctx.OpLabel()};
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ctx.OpSelectionMerge(merge_label, spv::SelectionControlMask::MaskNone);
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ctx.OpBranchConditional(condition, kill_label, merge_label);
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ctx.AddLabel(kill_label);
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ctx.OpDemoteToHelperInvocationEXT();
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ctx.OpBranch(merge_label);
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ctx.AddLabel(merge_label);
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}
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void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
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throw NotImplementedException("Geometry streams");
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}
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void EmitEndPrimitive(EmitContext& ctx, const IR::Value& stream) {
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throw NotImplementedException("Geometry streams");
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}
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} // namespace Shader::Backend::SPIRV
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