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// Copyright 2021 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#include "shader_recompiler/backend/glasm/emit_context.h"
#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
#include "shader_recompiler/frontend/ir/modifiers.h"
#include "shader_recompiler/frontend/ir/value.h"
namespace Shader::Backend::GLASM {
void EmitBindlessImageSampleImplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageSampleExplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageSampleDrefImplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageSampleDrefExplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageGather(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageGatherDref(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageFetch(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageQueryDimensions(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageQueryLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageGradient(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageRead(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBindlessImageWrite(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageSampleImplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageSampleExplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageSampleDrefImplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageSampleDrefExplicitLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageGather(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageGatherDref(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageFetch(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageQueryDimensions(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageQueryLod(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageGradient(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageRead(EmitContext&) {
throw LogicError("Unreachable instruction");
}
void EmitBoundImageWrite(EmitContext&) {
throw LogicError("Unreachable instruction");
}
static std::string Texture([[maybe_unused]] EmitContext& ctx, IR::TextureInstInfo info,
[[maybe_unused]] const IR::Value& index) {
// FIXME
return fmt::format("texture[{}]", info.descriptor_index);
}
void EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst& inst, const IR::Value& index,
Register coords, Register bias_lc,
[[maybe_unused]] const IR::Value& offset) {
const auto info{inst.Flags<IR::TextureInstInfo>()};
const auto sparse_inst{inst.GetAssociatedPseudoOperation(IR::Opcode::GetSparseFromOp)};
const std::string_view op{info.has_bias ? "TXB" : "TEX"};
const std::string_view lod_clamp{info.has_lod_clamp ? ".LODCLAMP" : ""};
const std::string_view sparse_mod{sparse_inst ? ".SPARSE" : ""};
const std::string texture{Texture(ctx, info, index)};
const Register ret{ctx.reg_alloc.Define(inst)};
// FIXME
const bool separate{info.type == TextureType::ColorArrayCube};
if (separate) {
ctx.Add("{}.F{}{} {},{},{},{},2D;", op, lod_clamp, sparse_mod, ret, coords, bias_lc,
texture);
} else {
ctx.Add("MOV.F {}.w,{}.x;"
"{}.F{}{} {},{},{},2D;",
coords, bias_lc, op, lod_clamp, sparse_mod, ret, coords, texture);
}
if (sparse_inst) {
const Register sparse_ret{ctx.reg_alloc.Define(*sparse_inst)};
ctx.Add("MOV.S {},-1;"
"MOV.S {}(NONRESIDENT),0;",
sparse_ret, sparse_ret);
sparse_inst->Invalidate();
}
}
void EmitImageSampleExplicitLod([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index,
[[maybe_unused]] Register coords, [[maybe_unused]] Register lod_lc,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageSampleDrefImplicitLod([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index,
[[maybe_unused]] Register coords,
[[maybe_unused]] Register dref,
[[maybe_unused]] Register bias_lc,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageSampleDrefExplicitLod([[maybe_unused]] EmitContext& ctx,
[[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index,
[[maybe_unused]] Register coords,
[[maybe_unused]] Register dref,
[[maybe_unused]] Register lod_lc,
[[maybe_unused]] const IR::Value& offset) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageGather([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] const IR::Value& offset2) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageGatherDref([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords,
[[maybe_unused]] const IR::Value& offset,
[[maybe_unused]] const IR::Value& offset2,
[[maybe_unused]] Register dref) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageFetch([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords,
[[maybe_unused]] Register offset, [[maybe_unused]] Register lod,
[[maybe_unused]] Register ms) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageQueryDimensions([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index,
[[maybe_unused]] Register lod) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageQueryLod([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageGradient([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords,
[[maybe_unused]] Register derivates, [[maybe_unused]] Register offset,
[[maybe_unused]] Register lod_clamp) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageRead([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords) {
throw NotImplementedException("GLASM instruction");
}
void EmitImageWrite([[maybe_unused]] EmitContext& ctx, [[maybe_unused]] IR::Inst& inst,
[[maybe_unused]] const IR::Value& index, [[maybe_unused]] Register coords,
[[maybe_unused]] Register color) {
throw NotImplementedException("GLASM instruction");
}
} // namespace Shader::Backend::GLASM
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