glasm: Add GLASM backend infrastructure

src/shader_recompiler/CMakeLists.txt

@@ -1,5 +1,31 @@
 add_library(shader_recompiler STATIC
     backend/bindings.h
+    backend/glasm/emit_context.cpp
+    backend/glasm/emit_context.h
+    backend/glasm/emit_glasm.cpp
+    backend/glasm/emit_glasm.h
+    backend/glasm/emit_glasm_atomic.cpp
+    backend/glasm/emit_glasm_barriers.cpp
+    backend/glasm/emit_glasm_bitwise_conversion.cpp
+    backend/glasm/emit_glasm_composite.cpp
+    backend/glasm/emit_glasm_context_get_set.cpp
+    backend/glasm/emit_glasm_control_flow.cpp
+    backend/glasm/emit_glasm_convert.cpp
+    backend/glasm/emit_glasm_floating_point.cpp
+    backend/glasm/emit_glasm_image.cpp
+    backend/glasm/emit_glasm_image_atomic.cpp
+    backend/glasm/emit_glasm_instructions.h
+    backend/glasm/emit_glasm_integer.cpp
+    backend/glasm/emit_glasm_logical.cpp
+    backend/glasm/emit_glasm_memory.cpp
+    backend/glasm/emit_glasm_not_implemented.cpp
+    backend/glasm/emit_glasm_select.cpp
+    backend/glasm/emit_glasm_shared_memory.cpp
+    backend/glasm/emit_glasm_special.cpp
+    backend/glasm/emit_glasm_undefined.cpp
+    backend/glasm/emit_glasm_warp.cpp
+    backend/glasm/reg_alloc.cpp
+    backend/glasm/reg_alloc.h
     backend/spirv/emit_context.cpp
     backend/spirv/emit_context.h
     backend/spirv/emit_spirv.cpp
@@ -104,8 +130,8 @@ add_library(shader_recompiler STATIC
     frontend/maxwell/translate/impl/half_floating_point_helper.cpp
     frontend/maxwell/translate/impl/half_floating_point_helper.h
     frontend/maxwell/translate/impl/half_floating_point_multiply.cpp
-    frontend/maxwell/translate/impl/half_floating_point_set_predicate.cpp
     frontend/maxwell/translate/impl/half_floating_point_set.cpp
+    frontend/maxwell/translate/impl/half_floating_point_set_predicate.cpp
     frontend/maxwell/translate/impl/impl.cpp
     frontend/maxwell/translate/impl/impl.h
     frontend/maxwell/translate/impl/integer_add.cpp
@@ -145,11 +171,11 @@ add_library(shader_recompiler STATIC
     frontend/maxwell/translate/impl/surface_load_store.cpp
     frontend/maxwell/translate/impl/texture_fetch.cpp
     frontend/maxwell/translate/impl/texture_fetch_swizzled.cpp
-    frontend/maxwell/translate/impl/texture_gather_swizzled.cpp
     frontend/maxwell/translate/impl/texture_gather.cpp
+    frontend/maxwell/translate/impl/texture_gather_swizzled.cpp
     frontend/maxwell/translate/impl/texture_gradient.cpp
-    frontend/maxwell/translate/impl/texture_load_swizzled.cpp
     frontend/maxwell/translate/impl/texture_load.cpp
+    frontend/maxwell/translate/impl/texture_load_swizzled.cpp
     frontend/maxwell/translate/impl/texture_mipmap_level.cpp
     frontend/maxwell/translate/impl/texture_query.cpp
     frontend/maxwell/translate/impl/video_helper.cpp
@@ -173,8 +199,8 @@ add_library(shader_recompiler STATIC
     ir_opt/texture_pass.cpp
     ir_opt/verification_pass.cpp
     object_pool.h
-    program_header.h
     profile.h
+    program_header.h
     shader_info.h
 )
 

src/shader_recompiler/backend/glasm/emit_context.cpp

@@ -0,0 +1,7 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "shader_recompiler/backend/glasm/emit_context.h"

src/shader_recompiler/backend/glasm/emit_context.h

@@ -0,0 +1,21 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string>
+
+#include "shader_recompiler/backend/glasm/reg_alloc.h"
+
+namespace Shader::Backend::GLASM {
+
+class EmitContext {
+public:
+    std::string code;
+    RegAlloc reg_alloc;
+
+private:
+};
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/backend/glasm/emit_glasm.cpp

@@ -0,0 +1,95 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string>
+#include <tuple>
+
+#include "shader_recompiler/backend/bindings.h"
+#include "shader_recompiler/backend/glasm/emit_context.h"
+#include "shader_recompiler/backend/glasm/emit_glasm.h"
+#include "shader_recompiler/backend/glasm/emit_glasm_instructions.h"
+#include "shader_recompiler/frontend/ir/program.h"
+#include "shader_recompiler/profile.h"
+
+namespace Shader::Backend::GLASM {
+namespace {
+template <class Func>
+struct FuncTraits {};
+
+template <class ReturnType_, class... Args>
+struct FuncTraits<ReturnType_ (*)(Args...)> {
+    using ReturnType = ReturnType_;
+
+    static constexpr size_t NUM_ARGS = sizeof...(Args);
+
+    template <size_t I>
+    using ArgType = std::tuple_element_t<I, std::tuple<Args...>>;
+};
+
+template <typename ArgType>
+auto Arg(EmitContext& ctx, const IR::Value& arg) {
+    if constexpr (std::is_same_v<ArgType, std::string_view>) {
+        return ctx.reg_alloc.Consume(arg);
+    } else if constexpr (std::is_same_v<ArgType, const IR::Value&>) {
+        return arg;
+    } else if constexpr (std::is_same_v<ArgType, u32>) {
+        return arg.U32();
+    } else if constexpr (std::is_same_v<ArgType, IR::Block*>) {
+        return arg.Label();
+    } else if constexpr (std::is_same_v<ArgType, IR::Attribute>) {
+        return arg.Attribute();
+    } else if constexpr (std::is_same_v<ArgType, IR::Patch>) {
+        return arg.Patch();
+    } else if constexpr (std::is_same_v<ArgType, IR::Reg>) {
+        return arg.Reg();
+    }
+}
+
+template <auto func, bool is_first_arg_inst, size_t... I>
+void Invoke(EmitContext& ctx, IR::Inst* inst, std::index_sequence<I...>) {
+    using Traits = FuncTraits<decltype(func)>;
+    if constexpr (is_first_arg_inst) {
+        func(ctx, inst, Arg<typename Traits::template ArgType<I + 2>>(ctx, inst->Arg(I))...);
+    } else {
+        func(ctx, Arg<typename Traits::template ArgType<I + 1>>(ctx, inst->Arg(I))...);
+    }
+}
+
+template <auto func>
+void Invoke(EmitContext& ctx, IR::Inst* inst) {
+    using Traits = FuncTraits<decltype(func)>;
+    static_assert(Traits::NUM_ARGS >= 1, "Insufficient arguments");
+    if constexpr (Traits::NUM_ARGS == 1) {
+        Invoke<func, false>(ctx, inst, std::make_index_sequence<0>{});
+    } else {
+        using FirstArgType = typename Traits::template ArgType<1>;
+        static constexpr bool is_first_arg_inst = std::is_same_v<FirstArgType, IR::Inst*>;
+        using Indices = std::make_index_sequence<Traits::NUM_ARGS - (is_first_arg_inst ? 2 : 1)>;
+        Invoke<func, is_first_arg_inst>(ctx, inst, Indices{});
+    }
+}
+
+void EmitInst(EmitContext& ctx, IR::Inst* inst) {
+    switch (inst->GetOpcode()) {
+#define OPCODE(name, result_type, ...)                                                             \
+    case IR::Opcode::name:                                                                         \
+        return Invoke<&Emit##name>(ctx, inst);
+#include "shader_recompiler/frontend/ir/opcodes.inc"
+#undef OPCODE
+    }
+    throw LogicError("Invalid opcode {}", inst->GetOpcode());
+}
+} // Anonymous namespace
+
+std::string EmitGLASM(const Profile&, IR::Program& program, Bindings&) {
+    EmitContext ctx;
+    for (IR::Block* const block : program.blocks) {
+        for (IR::Inst& inst : block->Instructions()) {
+            EmitInst(ctx, &inst);
+        }
+    }
+    return ctx.code;
+}
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/backend/glasm/emit_glasm.h

@@ -0,0 +1,23 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string>
+
+#include "shader_recompiler/backend/bindings.h"
+#include "shader_recompiler/frontend/ir/program.h"
+#include "shader_recompiler/profile.h"
+
+namespace Shader::Backend::GLASM {
+
+[[nodiscard]] std::string EmitGLASM(const Profile& profile, IR::Program& program,
+                                    Bindings& binding);
+
+[[nodiscard]] inline std::string EmitGLASM(const Profile& profile, IR::Program& program) {
+    Bindings binding;
+    return EmitGLASM(profile, program, binding);
+}
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/backend/glasm/emit_glasm_instructions.h

@@ -0,0 +1,650 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <string_view>
+
+#include "common/common_types.h"
+
+namespace Shader::IR {
+enum class Attribute : u64;
+enum class Patch : u64;
+class Inst;
+class Value;
+} // namespace Shader::IR
+
+namespace Shader::Backend::GLASM {
+
+class EmitContext;
+
+// Microinstruction emitters
+void EmitPhi(EmitContext& ctx, IR::Inst* inst);
+void EmitVoid(EmitContext& ctx);
+void EmitIdentity(EmitContext& ctx, const IR::Value& value);
+void EmitBranch(EmitContext& ctx, std::string_view label);
+void EmitBranchConditional(EmitContext& ctx, std::string_view condition,
+                           std::string_view true_label, std::string_view false_label);
+void EmitLoopMerge(EmitContext& ctx, std::string_view merge_label, std::string_view continue_label);
+void EmitSelectionMerge(EmitContext& ctx, std::string_view merge_label);
+void EmitReturn(EmitContext& ctx);
+void EmitJoin(EmitContext& ctx);
+void EmitUnreachable(EmitContext& ctx);
+void EmitDemoteToHelperInvocation(EmitContext& ctx, std::string_view continue_label);
+void EmitBarrier(EmitContext& ctx);
+void EmitWorkgroupMemoryBarrier(EmitContext& ctx);
+void EmitDeviceMemoryBarrier(EmitContext& ctx);
+void EmitPrologue(EmitContext& ctx);
+void EmitEpilogue(EmitContext& ctx);
+void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream);
+void EmitEndPrimitive(EmitContext& ctx, const IR::Value& stream);
+void EmitGetRegister(EmitContext& ctx);
+void EmitSetRegister(EmitContext& ctx);
+void EmitGetPred(EmitContext& ctx);
+void EmitSetPred(EmitContext& ctx);
+void EmitSetGotoVariable(EmitContext& ctx);
+void EmitGetGotoVariable(EmitContext& ctx);
+void EmitSetIndirectBranchVariable(EmitContext& ctx);
+void EmitGetIndirectBranchVariable(EmitContext& ctx);
+void EmitGetCbufU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufU32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetCbufU32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view vertex);
+void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, std::string_view value,
+                      std::string_view vertex);
+void EmitGetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view vertex);
+void EmitSetAttributeIndexed(EmitContext& ctx, std::string_view offset, std::string_view value,
+                             std::string_view vertex);
+void EmitGetPatch(EmitContext& ctx, IR::Patch patch);
+void EmitSetPatch(EmitContext& ctx, IR::Patch patch, std::string_view value);
+void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, std::string_view value);
+void EmitSetSampleMask(EmitContext& ctx, std::string_view value);
+void EmitSetFragDepth(EmitContext& ctx, std::string_view value);
+void EmitGetZFlag(EmitContext& ctx);
+void EmitGetSFlag(EmitContext& ctx);
+void EmitGetCFlag(EmitContext& ctx);
+void EmitGetOFlag(EmitContext& ctx);
+void EmitSetZFlag(EmitContext& ctx);
+void EmitSetSFlag(EmitContext& ctx);
+void EmitSetCFlag(EmitContext& ctx);
+void EmitSetOFlag(EmitContext& ctx);
+void EmitWorkgroupId(EmitContext& ctx);
+void EmitLocalInvocationId(EmitContext& ctx);
+void EmitInvocationId(EmitContext& ctx);
+void EmitSampleId(EmitContext& ctx);
+void EmitIsHelperInvocation(EmitContext& ctx);
+void EmitYDirection(EmitContext& ctx);
+void EmitLoadLocal(EmitContext& ctx, std::string_view word_offset);
+void EmitWriteLocal(EmitContext& ctx, std::string_view word_offset, std::string_view value);
+void EmitUndefU1(EmitContext& ctx);
+void EmitUndefU8(EmitContext& ctx);
+void EmitUndefU16(EmitContext& ctx);
+void EmitUndefU32(EmitContext& ctx);
+void EmitUndefU64(EmitContext& ctx);
+void EmitLoadGlobalU8(EmitContext& ctx);
+void EmitLoadGlobalS8(EmitContext& ctx);
+void EmitLoadGlobalU16(EmitContext& ctx);
+void EmitLoadGlobalS16(EmitContext& ctx);
+void EmitLoadGlobal32(EmitContext& ctx, std::string_view address);
+void EmitLoadGlobal64(EmitContext& ctx, std::string_view address);
+void EmitLoadGlobal128(EmitContext& ctx, std::string_view address);
+void EmitWriteGlobalU8(EmitContext& ctx);
+void EmitWriteGlobalS8(EmitContext& ctx);
+void EmitWriteGlobalU16(EmitContext& ctx);
+void EmitWriteGlobalS16(EmitContext& ctx);
+void EmitWriteGlobal32(EmitContext& ctx, std::string_view address, std::string_view value);
+void EmitWriteGlobal64(EmitContext& ctx, std::string_view address, std::string_view value);
+void EmitWriteGlobal128(EmitContext& ctx, std::string_view address, std::string_view value);
+void EmitLoadStorageU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorageS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorageU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorageS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorage32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorage64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitLoadStorage128(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset);
+void EmitWriteStorageU8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                        std::string_view value);
+void EmitWriteStorageS8(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                        std::string_view value);
+void EmitWriteStorageU16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                         std::string_view value);
+void EmitWriteStorageS16(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                         std::string_view value);
+void EmitWriteStorage32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                        std::string_view value);
+void EmitWriteStorage64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                        std::string_view value);
+void EmitWriteStorage128(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                         std::string_view value);
+void EmitLoadSharedU8(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedS8(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedU16(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedS16(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedU32(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedU64(EmitContext& ctx, std::string_view offset);
+void EmitLoadSharedU128(EmitContext& ctx, std::string_view offset);
+void EmitWriteSharedU8(EmitContext& ctx, std::string_view offset, std::string_view value);
+void EmitWriteSharedU16(EmitContext& ctx, std::string_view offset, std::string_view value);
+void EmitWriteSharedU32(EmitContext& ctx, std::string_view offset, std::string_view value);
+void EmitWriteSharedU64(EmitContext& ctx, std::string_view offset, std::string_view value);
+void EmitWriteSharedU128(EmitContext& ctx, std::string_view offset, std::string_view value);
+void EmitCompositeConstructU32x2(EmitContext& ctx, std::string_view e1, std::string_view e2);
+void EmitCompositeConstructU32x3(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3);
+void EmitCompositeConstructU32x4(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3, std::string_view e4);
+void EmitCompositeExtractU32x2(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractU32x3(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractU32x4(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeInsertU32x2(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertU32x3(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertU32x4(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeConstructF16x2(EmitContext& ctx, std::string_view e1, std::string_view e2);
+void EmitCompositeConstructF16x3(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3);
+void EmitCompositeConstructF16x4(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3, std::string_view e4);
+void EmitCompositeExtractF16x2(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractF16x3(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractF16x4(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeInsertF16x2(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF16x3(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF16x4(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeConstructF32x2(EmitContext& ctx, std::string_view e1, std::string_view e2);
+void EmitCompositeConstructF32x3(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3);
+void EmitCompositeConstructF32x4(EmitContext& ctx, std::string_view e1, std::string_view e2,
+                                 std::string_view e3, std::string_view e4);
+void EmitCompositeExtractF32x2(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractF32x3(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeExtractF32x4(EmitContext& ctx, std::string_view composite, u32 index);
+void EmitCompositeInsertF32x2(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF32x3(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF32x4(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeConstructF64x2(EmitContext& ctx);
+void EmitCompositeConstructF64x3(EmitContext& ctx);
+void EmitCompositeConstructF64x4(EmitContext& ctx);
+void EmitCompositeExtractF64x2(EmitContext& ctx);
+void EmitCompositeExtractF64x3(EmitContext& ctx);
+void EmitCompositeExtractF64x4(EmitContext& ctx);
+void EmitCompositeInsertF64x2(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF64x3(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitCompositeInsertF64x4(EmitContext& ctx, std::string_view composite, std::string_view object,
+                              u32 index);
+void EmitSelectU1(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                  std::string_view false_value);
+void EmitSelectU8(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                  std::string_view false_value);
+void EmitSelectU16(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitSelectU32(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitSelectU64(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitSelectF16(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitSelectF32(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitSelectF64(EmitContext& ctx, std::string_view cond, std::string_view true_value,
+                   std::string_view false_value);
+void EmitBitCastU16F16(EmitContext& ctx);
+void EmitBitCastU32F32(EmitContext& ctx, std::string_view value);
+void EmitBitCastU64F64(EmitContext& ctx);
+void EmitBitCastF16U16(EmitContext& ctx);
+void EmitBitCastF32U32(EmitContext& ctx, std::string_view value);
+void EmitBitCastF64U64(EmitContext& ctx);
+void EmitPackUint2x32(EmitContext& ctx, std::string_view value);
+void EmitUnpackUint2x32(EmitContext& ctx, std::string_view value);
+void EmitPackFloat2x16(EmitContext& ctx, std::string_view value);
+void EmitUnpackFloat2x16(EmitContext& ctx, std::string_view value);
+void EmitPackHalf2x16(EmitContext& ctx, std::string_view value);
+void EmitUnpackHalf2x16(EmitContext& ctx, std::string_view value);
+void EmitPackDouble2x32(EmitContext& ctx, std::string_view value);
+void EmitUnpackDouble2x32(EmitContext& ctx, std::string_view value);
+void EmitGetZeroFromOp(EmitContext& ctx);
+void EmitGetSignFromOp(EmitContext& ctx);
+void EmitGetCarryFromOp(EmitContext& ctx);
+void EmitGetOverflowFromOp(EmitContext& ctx);
+void EmitGetSparseFromOp(EmitContext& ctx);
+void EmitGetInBoundsFromOp(EmitContext& ctx);
+void EmitFPAbs16(EmitContext& ctx, std::string_view value);
+void EmitFPAbs32(EmitContext& ctx, std::string_view value);
+void EmitFPAbs64(EmitContext& ctx, std::string_view value);
+void EmitFPAdd16(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPAdd32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPAdd64(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPFma16(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b,
+                 std::string_view c);
+void EmitFPFma32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b,
+                 std::string_view c);
+void EmitFPFma64(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b,
+                 std::string_view c);
+void EmitFPMax32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitFPMax64(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitFPMin32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitFPMin64(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitFPMul16(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPMul32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPMul64(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitFPNeg16(EmitContext& ctx, std::string_view value);
+void EmitFPNeg32(EmitContext& ctx, std::string_view value);
+void EmitFPNeg64(EmitContext& ctx, std::string_view value);
+void EmitFPSin(EmitContext& ctx, std::string_view value);
+void EmitFPCos(EmitContext& ctx, std::string_view value);
+void EmitFPExp2(EmitContext& ctx, std::string_view value);
+void EmitFPLog2(EmitContext& ctx, std::string_view value);
+void EmitFPRecip32(EmitContext& ctx, std::string_view value);
+void EmitFPRecip64(EmitContext& ctx, std::string_view value);
+void EmitFPRecipSqrt32(EmitContext& ctx, std::string_view value);
+void EmitFPRecipSqrt64(EmitContext& ctx, std::string_view value);
+void EmitFPSqrt(EmitContext& ctx, std::string_view value);
+void EmitFPSaturate16(EmitContext& ctx, std::string_view value);
+void EmitFPSaturate32(EmitContext& ctx, std::string_view value);
+void EmitFPSaturate64(EmitContext& ctx, std::string_view value);
+void EmitFPClamp16(EmitContext& ctx, std::string_view value, std::string_view min_value,
+                   std::string_view max_value);
+void EmitFPClamp32(EmitContext& ctx, std::string_view value, std::string_view min_value,
+                   std::string_view max_value);
+void EmitFPClamp64(EmitContext& ctx, std::string_view value, std::string_view min_value,
+                   std::string_view max_value);
+void EmitFPRoundEven16(EmitContext& ctx, std::string_view value);
+void EmitFPRoundEven32(EmitContext& ctx, std::string_view value);
+void EmitFPRoundEven64(EmitContext& ctx, std::string_view value);
+void EmitFPFloor16(EmitContext& ctx, std::string_view value);
+void EmitFPFloor32(EmitContext& ctx, std::string_view value);
+void EmitFPFloor64(EmitContext& ctx, std::string_view value);
+void EmitFPCeil16(EmitContext& ctx, std::string_view value);
+void EmitFPCeil32(EmitContext& ctx, std::string_view value);
+void EmitFPCeil64(EmitContext& ctx, std::string_view value);
+void EmitFPTrunc16(EmitContext& ctx, std::string_view value);
+void EmitFPTrunc32(EmitContext& ctx, std::string_view value);
+void EmitFPTrunc64(EmitContext& ctx, std::string_view value);
+void EmitFPOrdEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdNotEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdNotEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdNotEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordNotEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordNotEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordNotEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThan16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThan32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThan64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThan16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThan32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThan64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThan16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThan32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThan64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThan16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThan32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThan64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThanEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThanEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdLessThanEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThanEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThanEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordLessThanEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThanEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThanEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPOrdGreaterThanEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThanEqual16(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThanEqual32(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPUnordGreaterThanEqual64(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitFPIsNan16(EmitContext& ctx, std::string_view value);
+void EmitFPIsNan32(EmitContext& ctx, std::string_view value);
+void EmitFPIsNan64(EmitContext& ctx, std::string_view value);
+void EmitIAdd32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitIAdd64(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitISub32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitISub64(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitIMul32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitINeg32(EmitContext& ctx, std::string_view value);
+void EmitINeg64(EmitContext& ctx, std::string_view value);
+void EmitIAbs32(EmitContext& ctx, std::string_view value);
+void EmitIAbs64(EmitContext& ctx, std::string_view value);
+void EmitShiftLeftLogical32(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitShiftLeftLogical64(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitShiftRightLogical32(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitShiftRightLogical64(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitShiftRightArithmetic32(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitShiftRightArithmetic64(EmitContext& ctx, std::string_view base, std::string_view shift);
+void EmitBitwiseAnd32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitBitwiseOr32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitBitwiseXor32(EmitContext& ctx, IR::Inst* inst, std::string_view a, std::string_view b);
+void EmitBitFieldInsert(EmitContext& ctx, std::string_view base, std::string_view insert,
+                        std::string_view offset, std::string_view count);
+void EmitBitFieldSExtract(EmitContext& ctx, IR::Inst* inst, std::string_view base,
+                          std::string_view offset, std::string_view count);
+void EmitBitFieldUExtract(EmitContext& ctx, IR::Inst* inst, std::string_view base,
+                          std::string_view offset, std::string_view count);
+void EmitBitReverse32(EmitContext& ctx, std::string_view value);
+void EmitBitCount32(EmitContext& ctx, std::string_view value);
+void EmitBitwiseNot32(EmitContext& ctx, std::string_view value);
+void EmitFindSMsb32(EmitContext& ctx, std::string_view value);
+void EmitFindUMsb32(EmitContext& ctx, std::string_view value);
+void EmitSMin32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitUMin32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitSMax32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitUMax32(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitSClamp32(EmitContext& ctx, IR::Inst* inst, std::string_view value, std::string_view min,
+                  std::string_view max);
+void EmitUClamp32(EmitContext& ctx, IR::Inst* inst, std::string_view value, std::string_view min,
+                  std::string_view max);
+void EmitSLessThan(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitULessThan(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitIEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitSLessThanEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitULessThanEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitSGreaterThan(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitUGreaterThan(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitINotEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitSGreaterThanEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitUGreaterThanEqual(EmitContext& ctx, std::string_view lhs, std::string_view rhs);
+void EmitSharedAtomicIAdd32(EmitContext& ctx, std::string_view pointer_offset,
+                            std::string_view value);
+void EmitSharedAtomicSMin32(EmitContext& ctx, std::string_view pointer_offset,
+                            std::string_view value);
+void EmitSharedAtomicUMin32(EmitContext& ctx, std::string_view pointer_offset,
+                            std::string_view value);
+void EmitSharedAtomicSMax32(EmitContext& ctx, std::string_view pointer_offset,
+                            std::string_view value);
+void EmitSharedAtomicUMax32(EmitContext& ctx, std::string_view pointer_offset,
+                            std::string_view value);
+void EmitSharedAtomicInc32(EmitContext& ctx, std::string_view pointer_offset,
+                           std::string_view value);
+void EmitSharedAtomicDec32(EmitContext& ctx, std::string_view pointer_offset,
+                           std::string_view value);
+void EmitSharedAtomicAnd32(EmitContext& ctx, std::string_view pointer_offset,
+                           std::string_view value);
+void EmitSharedAtomicOr32(EmitContext& ctx, std::string_view pointer_offset,
+                          std::string_view value);
+void EmitSharedAtomicXor32(EmitContext& ctx, std::string_view pointer_offset,
+                           std::string_view value);
+void EmitSharedAtomicExchange32(EmitContext& ctx, std::string_view pointer_offset,
+                                std::string_view value);
+void EmitSharedAtomicExchange64(EmitContext& ctx, std::string_view pointer_offset,
+                                std::string_view value);
+void EmitStorageAtomicIAdd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicSMin32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicUMin32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicSMax32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicUMax32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicInc32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicDec32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicAnd32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicOr32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                           std::string_view value);
+void EmitStorageAtomicXor32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicExchange32(EmitContext& ctx, const IR::Value& binding,
+                                 const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicIAdd64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicSMin64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicUMin64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicSMax64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicUMax64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicAnd64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicOr64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                           std::string_view value);
+void EmitStorageAtomicXor64(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                            std::string_view value);
+void EmitStorageAtomicExchange64(EmitContext& ctx, const IR::Value& binding,
+                                 const IR::Value& offset, std::string_view value);
+void EmitStorageAtomicAddF32(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                             std::string_view value);
+void EmitStorageAtomicAddF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitStorageAtomicAddF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitStorageAtomicMinF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitStorageAtomicMinF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitStorageAtomicMaxF16x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitStorageAtomicMaxF32x2(EmitContext& ctx, const IR::Value& binding, const IR::Value& offset,
+                               std::string_view value);
+void EmitGlobalAtomicIAdd32(EmitContext& ctx);
+void EmitGlobalAtomicSMin32(EmitContext& ctx);
+void EmitGlobalAtomicUMin32(EmitContext& ctx);
+void EmitGlobalAtomicSMax32(EmitContext& ctx);
+void EmitGlobalAtomicUMax32(EmitContext& ctx);
+void EmitGlobalAtomicInc32(EmitContext& ctx);
+void EmitGlobalAtomicDec32(EmitContext& ctx);
+void EmitGlobalAtomicAnd32(EmitContext& ctx);
+void EmitGlobalAtomicOr32(EmitContext& ctx);
+void EmitGlobalAtomicXor32(EmitContext& ctx);
+void EmitGlobalAtomicExchange32(EmitContext& ctx);
+void EmitGlobalAtomicIAdd64(EmitContext& ctx);
+void EmitGlobalAtomicSMin64(EmitContext& ctx);
+void EmitGlobalAtomicUMin64(EmitContext& ctx);
+void EmitGlobalAtomicSMax64(EmitContext& ctx);
+void EmitGlobalAtomicUMax64(EmitContext& ctx);
+void EmitGlobalAtomicInc64(EmitContext& ctx);
+void EmitGlobalAtomicDec64(EmitContext& ctx);
+void EmitGlobalAtomicAnd64(EmitContext& ctx);
+void EmitGlobalAtomicOr64(EmitContext& ctx);
+void EmitGlobalAtomicXor64(EmitContext& ctx);
+void EmitGlobalAtomicExchange64(EmitContext& ctx);
+void EmitGlobalAtomicAddF32(EmitContext& ctx);
+void EmitGlobalAtomicAddF16x2(EmitContext& ctx);
+void EmitGlobalAtomicAddF32x2(EmitContext& ctx);
+void EmitGlobalAtomicMinF16x2(EmitContext& ctx);
+void EmitGlobalAtomicMinF32x2(EmitContext& ctx);
+void EmitGlobalAtomicMaxF16x2(EmitContext& ctx);
+void EmitGlobalAtomicMaxF32x2(EmitContext& ctx);
+void EmitLogicalOr(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitLogicalAnd(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitLogicalXor(EmitContext& ctx, std::string_view a, std::string_view b);
+void EmitLogicalNot(EmitContext& ctx, std::string_view value);
+void EmitConvertS16F16(EmitContext& ctx, std::string_view value);
+void EmitConvertS16F32(EmitContext& ctx, std::string_view value);
+void EmitConvertS16F64(EmitContext& ctx, std::string_view value);
+void EmitConvertS32F16(EmitContext& ctx, std::string_view value);
+void EmitConvertS32F32(EmitContext& ctx, std::string_view value);
+void EmitConvertS32F64(EmitContext& ctx, std::string_view value);
+void EmitConvertS64F16(EmitContext& ctx, std::string_view value);
+void EmitConvertS64F32(EmitContext& ctx, std::string_view value);
+void EmitConvertS64F64(EmitContext& ctx, std::string_view value);
+void EmitConvertU16F16(EmitContext& ctx, std::string_view value);
+void EmitConvertU16F32(EmitContext& ctx, std::string_view value);
+void EmitConvertU16F64(EmitContext& ctx, std::string_view value);
+void EmitConvertU32F16(EmitContext& ctx, std::string_view value);
+void EmitConvertU32F32(EmitContext& ctx, std::string_view value);
+void EmitConvertU32F64(EmitContext& ctx, std::string_view value);
+void EmitConvertU64F16(EmitContext& ctx, std::string_view value);
+void EmitConvertU64F32(EmitContext& ctx, std::string_view value);
+void EmitConvertU64F64(EmitContext& ctx, std::string_view value);
+void EmitConvertU64U32(EmitContext& ctx, std::string_view value);
+void EmitConvertU32U64(EmitContext& ctx, std::string_view value);
+void EmitConvertF16F32(EmitContext& ctx, std::string_view value);
+void EmitConvertF32F16(EmitContext& ctx, std::string_view value);
+void EmitConvertF32F64(EmitContext& ctx, std::string_view value);
+void EmitConvertF64F32(EmitContext& ctx, std::string_view value);
+void EmitConvertF16S8(EmitContext& ctx, std::string_view value);
+void EmitConvertF16S16(EmitContext& ctx, std::string_view value);
+void EmitConvertF16S32(EmitContext& ctx, std::string_view value);
+void EmitConvertF16S64(EmitContext& ctx, std::string_view value);
+void EmitConvertF16U8(EmitContext& ctx, std::string_view value);
+void EmitConvertF16U16(EmitContext& ctx, std::string_view value);
+void EmitConvertF16U32(EmitContext& ctx, std::string_view value);
+void EmitConvertF16U64(EmitContext& ctx, std::string_view value);
+void EmitConvertF32S8(EmitContext& ctx, std::string_view value);
+void EmitConvertF32S16(EmitContext& ctx, std::string_view value);
+void EmitConvertF32S32(EmitContext& ctx, std::string_view value);
+void EmitConvertF32S64(EmitContext& ctx, std::string_view value);
+void EmitConvertF32U8(EmitContext& ctx, std::string_view value);
+void EmitConvertF32U16(EmitContext& ctx, std::string_view value);
+void EmitConvertF32U32(EmitContext& ctx, std::string_view value);
+void EmitConvertF32U64(EmitContext& ctx, std::string_view value);
+void EmitConvertF64S8(EmitContext& ctx, std::string_view value);
+void EmitConvertF64S16(EmitContext& ctx, std::string_view value);
+void EmitConvertF64S32(EmitContext& ctx, std::string_view value);
+void EmitConvertF64S64(EmitContext& ctx, std::string_view value);
+void EmitConvertF64U8(EmitContext& ctx, std::string_view value);
+void EmitConvertF64U16(EmitContext& ctx, std::string_view value);
+void EmitConvertF64U32(EmitContext& ctx, std::string_view value);
+void EmitConvertF64U64(EmitContext& ctx, std::string_view value);
+void EmitBindlessImageSampleImplicitLod(EmitContext&);
+void EmitBindlessImageSampleExplicitLod(EmitContext&);
+void EmitBindlessImageSampleDrefImplicitLod(EmitContext&);
+void EmitBindlessImageSampleDrefExplicitLod(EmitContext&);
+void EmitBindlessImageGather(EmitContext&);
+void EmitBindlessImageGatherDref(EmitContext&);
+void EmitBindlessImageFetch(EmitContext&);
+void EmitBindlessImageQueryDimensions(EmitContext&);
+void EmitBindlessImageQueryLod(EmitContext&);
+void EmitBindlessImageGradient(EmitContext&);
+void EmitBindlessImageRead(EmitContext&);
+void EmitBindlessImageWrite(EmitContext&);
+void EmitBoundImageSampleImplicitLod(EmitContext&);
+void EmitBoundImageSampleExplicitLod(EmitContext&);
+void EmitBoundImageSampleDrefImplicitLod(EmitContext&);
+void EmitBoundImageSampleDrefExplicitLod(EmitContext&);
+void EmitBoundImageGather(EmitContext&);
+void EmitBoundImageGatherDref(EmitContext&);
+void EmitBoundImageFetch(EmitContext&);
+void EmitBoundImageQueryDimensions(EmitContext&);
+void EmitBoundImageQueryLod(EmitContext&);
+void EmitBoundImageGradient(EmitContext&);
+void EmitBoundImageRead(EmitContext&);
+void EmitBoundImageWrite(EmitContext&);
+void EmitImageSampleImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                                std::string_view coords, std::string_view bias_lc,
+                                const IR::Value& offset);
+void EmitImageSampleExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                                std::string_view coords, std::string_view lod_lc,
+                                const IR::Value& offset);
+void EmitImageSampleDrefImplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                                    std::string_view coords, std::string_view dref,
+                                    std::string_view bias_lc, const IR::Value& offset);
+void EmitImageSampleDrefExplicitLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                                    std::string_view coords, std::string_view dref,
+                                    std::string_view lod_lc, const IR::Value& offset);
+void EmitImageGather(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                     std::string_view coords, const IR::Value& offset, const IR::Value& offset2);
+void EmitImageGatherDref(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                         std::string_view coords, const IR::Value& offset, const IR::Value& offset2,
+                         std::string_view dref);
+void EmitImageFetch(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                    std::string_view coords, std::string_view offset, std::string_view lod,
+                    std::string_view ms);
+void EmitImageQueryDimensions(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                              std::string_view lod);
+void EmitImageQueryLod(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                       std::string_view coords);
+void EmitImageGradient(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                       std::string_view coords, std::string_view derivates, std::string_view offset,
+                       std::string_view lod_clamp);
+void EmitImageRead(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                   std::string_view coords);
+void EmitImageWrite(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                    std::string_view coords, std::string_view color);
+void EmitBindlessImageAtomicIAdd32(EmitContext&);
+void EmitBindlessImageAtomicSMin32(EmitContext&);
+void EmitBindlessImageAtomicUMin32(EmitContext&);
+void EmitBindlessImageAtomicSMax32(EmitContext&);
+void EmitBindlessImageAtomicUMax32(EmitContext&);
+void EmitBindlessImageAtomicInc32(EmitContext&);
+void EmitBindlessImageAtomicDec32(EmitContext&);
+void EmitBindlessImageAtomicAnd32(EmitContext&);
+void EmitBindlessImageAtomicOr32(EmitContext&);
+void EmitBindlessImageAtomicXor32(EmitContext&);
+void EmitBindlessImageAtomicExchange32(EmitContext&);
+void EmitBoundImageAtomicIAdd32(EmitContext&);
+void EmitBoundImageAtomicSMin32(EmitContext&);
+void EmitBoundImageAtomicUMin32(EmitContext&);
+void EmitBoundImageAtomicSMax32(EmitContext&);
+void EmitBoundImageAtomicUMax32(EmitContext&);
+void EmitBoundImageAtomicInc32(EmitContext&);
+void EmitBoundImageAtomicDec32(EmitContext&);
+void EmitBoundImageAtomicAnd32(EmitContext&);
+void EmitBoundImageAtomicOr32(EmitContext&);
+void EmitBoundImageAtomicXor32(EmitContext&);
+void EmitBoundImageAtomicExchange32(EmitContext&);
+void EmitImageAtomicIAdd32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                           std::string_view coords, std::string_view value);
+void EmitImageAtomicSMin32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                           std::string_view coords, std::string_view value);
+void EmitImageAtomicUMin32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                           std::string_view coords, std::string_view value);
+void EmitImageAtomicSMax32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                           std::string_view coords, std::string_view value);
+void EmitImageAtomicUMax32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                           std::string_view coords, std::string_view value);
+void EmitImageAtomicInc32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                          std::string_view coords, std::string_view value);
+void EmitImageAtomicDec32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                          std::string_view coords, std::string_view value);
+void EmitImageAtomicAnd32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                          std::string_view coords, std::string_view value);
+void EmitImageAtomicOr32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                         std::string_view coords, std::string_view value);
+void EmitImageAtomicXor32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                          std::string_view coords, std::string_view value);
+void EmitImageAtomicExchange32(EmitContext& ctx, IR::Inst* inst, const IR::Value& index,
+                               std::string_view coords, std::string_view value);
+void EmitLaneId(EmitContext& ctx);
+void EmitVoteAll(EmitContext& ctx, std::string_view pred);
+void EmitVoteAny(EmitContext& ctx, std::string_view pred);
+void EmitVoteEqual(EmitContext& ctx, std::string_view pred);
+void EmitSubgroupBallot(EmitContext& ctx, std::string_view pred);
+void EmitSubgroupEqMask(EmitContext& ctx);
+void EmitSubgroupLtMask(EmitContext& ctx);
+void EmitSubgroupLeMask(EmitContext& ctx);
+void EmitSubgroupGtMask(EmitContext& ctx);
+void EmitSubgroupGeMask(EmitContext& ctx);
+void EmitShuffleIndex(EmitContext& ctx, IR::Inst* inst, std::string_view value,
+                      std::string_view index, std::string_view clamp,
+                      std::string_view segmentation_mask);
+void EmitShuffleUp(EmitContext& ctx, IR::Inst* inst, std::string_view value, std::string_view index,
+                   std::string_view clamp, std::string_view segmentation_mask);
+void EmitShuffleDown(EmitContext& ctx, IR::Inst* inst, std::string_view value,
+                     std::string_view index, std::string_view clamp,
+                     std::string_view segmentation_mask);
+void EmitShuffleButterfly(EmitContext& ctx, IR::Inst* inst, std::string_view value,
+                          std::string_view index, std::string_view clamp,
+                          std::string_view segmentation_mask);
+void EmitFSwizzleAdd(EmitContext& ctx, std::string_view op_a, std::string_view op_b,
+                     std::string_view swizzle);
+void EmitDPdxFine(EmitContext& ctx, std::string_view op_a);
+void EmitDPdyFine(EmitContext& ctx, std::string_view op_a);
+void EmitDPdxCoarse(EmitContext& ctx, std::string_view op_a);
+void EmitDPdyCoarse(EmitContext& ctx, std::string_view op_a);
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/backend/glasm/reg_alloc.cpp

@@ -0,0 +1,82 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include <string>
+#include <string_view>
+
+#include <fmt/format.h>
+
+#include "shader_recompiler/backend/glasm/reg_alloc.h"
+#include "shader_recompiler/exception.h"
+#include "shader_recompiler/frontend/ir/value.h"
+
+namespace Shader::Backend::GLASM {
+namespace {
+constexpr std::string_view SWIZZLE = "xyzw";
+
+std::string Representation(Id id) {
+    if (id.is_condition_code != 0) {
+        throw NotImplementedException("Condition code");
+    }
+    if (id.is_spill != 0) {
+        throw NotImplementedException("Spilling");
+    }
+    const u32 num_elements{id.num_elements_minus_one + 1};
+    const u32 index{static_cast<u32>(id.index)};
+    if (num_elements == 4) {
+        return fmt::format("R{}", index);
+    } else {
+        return fmt::format("R{}.{}", index, SWIZZLE.substr(id.base_element, num_elements));
+    }
+}
+} // Anonymous namespace
+
+std::string RegAlloc::Define(IR::Inst& inst, u32 num_elements, u32 alignment) {
+    const Id id{Alloc(num_elements, alignment)};
+    inst.SetDefinition<Id>(id);
+    return Representation(id);
+}
+
+std::string RegAlloc::Consume(const IR::Value& value) {
+    if (!value.IsImmediate()) {
+        return Consume(*value.Inst());
+    }
+    throw NotImplementedException("Immediate loading");
+}
+
+std::string RegAlloc::Consume(IR::Inst& inst) {
+    const Id id{inst.Definition<Id>()};
+    inst.DestructiveRemoveUsage();
+    if (!inst.HasUses()) {
+        Free(id);
+    }
+    return Representation(inst.Definition<Id>());
+}
+
+Id RegAlloc::Alloc(u32 num_elements, [[maybe_unused]] u32 alignment) {
+    for (size_t reg = 0; reg < NUM_REGS; ++reg) {
+        if (register_use[reg]) {
+            continue;
+        }
+        num_used_registers = std::max(num_used_registers, reg + 1);
+        register_use[reg] = true;
+        return Id{
+            .base_element = 0,
+            .num_elements_minus_one = num_elements - 1,
+            .index = static_cast<u32>(reg),
+            .is_spill = 0,
+            .is_condition_code = 0,
+        };
+    }
+    throw NotImplementedException("Register spilling");
+}
+
+void RegAlloc::Free(Id id) {
+    if (id.is_spill != 0) {
+        throw NotImplementedException("Free spill");
+    }
+    register_use[id.index] = false;
+}
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/backend/glasm/reg_alloc.h

@@ -0,0 +1,46 @@
+// Copyright 2021 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include <bitset>
+
+#include "common/common_types.h"
+
+namespace Shader::IR {
+class Inst;
+class Value;
+} // namespace Shader::IR
+
+namespace Shader::Backend::GLASM {
+
+struct Id {
+    u32 base_element : 2;
+    u32 num_elements_minus_one : 2;
+    u32 index : 26;
+    u32 is_spill : 1;
+    u32 is_condition_code : 1;
+};
+
+class RegAlloc {
+public:
+    std::string Define(IR::Inst& inst, u32 num_elements = 1, u32 alignment = 1);
+
+    std::string Consume(const IR::Value& value);
+
+private:
+    static constexpr size_t NUM_REGS = 4096;
+    static constexpr size_t NUM_ELEMENTS = 4;
+
+    std::string Consume(IR::Inst& inst);
+
+    Id Alloc(u32 num_elements, u32 alignment);
+
+    void Free(Id id);
+
+    size_t num_used_registers{};
+    std::bitset<NUM_REGS> register_use{};
+};
+
+} // namespace Shader::Backend::GLASM

src/shader_recompiler/frontend/ir/value.h

@@ -218,6 +218,12 @@ public:
         return Common::BitCast<DefinitionType>(definition);
     }
 
+    /// Destructively remove one reference count from the instruction
+    /// Useful for register allocation
+    void DestructiveRemoveUsage() {
+        --use_count;
+    }
+
 private:
     struct NonTriviallyDummy {
         NonTriviallyDummy() noexcept {}