13 files changed, 80 insertions, 93 deletions

diff --git a/src/core/hle/service/hid/controllers/npad.cpp b/src/core/hle/service/hid/controllers/npad.cpp
index a2b25a796..81bd2f3cb 100644
--- a/src/core/hle/service/hid/controllers/npad.cpp
+++ b/src/core/hle/service/hid/controllers/npad.cpp
@@ -583,36 +583,6 @@ bool Controller_NPad::SwapNpadAssignment(u32 npad_id_1, u32 npad_id_2) {
     return true;
 }
 
-bool Controller_NPad::IsControllerSupported(NPadControllerType controller) {
-    if (controller == NPadControllerType::Handheld) {
-        // Handheld is not even a supported type, lets stop here
-        if (std::find(supported_npad_id_types.begin(), supported_npad_id_types.end(),
-                      NPAD_HANDHELD) == supported_npad_id_types.end()) {
-            return false;
-        }
-        // Handheld should not be supported in docked mode
-        if (Settings::values.use_docked_mode) {
-            return false;
-        }
-    }
-    switch (controller) {
-    case NPadControllerType::ProController:
-        return style.pro_controller;
-    case NPadControllerType::Handheld:
-        return style.handheld;
-    case NPadControllerType::JoyDual:
-        return style.joycon_dual;
-    case NPadControllerType::JoyLeft:
-        return style.joycon_left;
-    case NPadControllerType::JoyRight:
-        return style.joycon_right;
-    case NPadControllerType::Pokeball:
-        return style.pokeball;
-    default:
-        return false;
-    }
-}
-
 Controller_NPad::LedPattern Controller_NPad::GetLedPattern(u32 npad_id) {
     if (npad_id == npad_id_list.back() || npad_id == npad_id_list[npad_id_list.size() - 2]) {
         // These are controllers without led patterns
@@ -659,25 +629,24 @@ void Controller_NPad::ClearAllConnectedControllers() {
 }
 
 void Controller_NPad::DisconnectAllConnectedControllers() {
-    std::for_each(connected_controllers.begin(), connected_controllers.end(),
-                  [](ControllerHolder& controller) { controller.is_connected = false; });
+    for (ControllerHolder& controller : connected_controllers) {
+        controller.is_connected = false;
+    }
 }
 
 void Controller_NPad::ConnectAllDisconnectedControllers() {
-    std::for_each(connected_controllers.begin(), connected_controllers.end(),
-                  [](ControllerHolder& controller) {
-                      if (controller.type != NPadControllerType::None && !controller.is_connected) {
-                          controller.is_connected = false;
-                      }
-                  });
+    for (ControllerHolder& controller : connected_controllers) {
+        if (controller.type != NPadControllerType::None && !controller.is_connected) {
+            controller.is_connected = true;
+        }
+    }
 }
 
 void Controller_NPad::ClearAllControllers() {
-    std::for_each(connected_controllers.begin(), connected_controllers.end(),
-                  [](ControllerHolder& controller) {
-                      controller.type = NPadControllerType::None;
-                      controller.is_connected = false;
-                  });
+    for (ControllerHolder& controller : connected_controllers) {
+        controller.type = NPadControllerType::None;
+        controller.is_connected = false;
+    }
 }
 
 u32 Controller_NPad::GetAndResetPressState() {
@@ -685,10 +654,10 @@ u32 Controller_NPad::GetAndResetPressState() {
 }
 
 bool Controller_NPad::IsControllerSupported(NPadControllerType controller) const {
-    const bool support_handheld =
-        std::find(supported_npad_id_types.begin(), supported_npad_id_types.end(), NPAD_HANDHELD) !=
-        supported_npad_id_types.end();
     if (controller == NPadControllerType::Handheld) {
+        const bool support_handheld =
+            std::find(supported_npad_id_types.begin(), supported_npad_id_types.end(),
+                      NPAD_HANDHELD) != supported_npad_id_types.end();
         // Handheld is not even a supported type, lets stop here
         if (!support_handheld) {
             return false;
@@ -700,6 +669,7 @@ bool Controller_NPad::IsControllerSupported(NPadControllerType controller) const
 
         return true;
     }
+
     if (std::any_of(supported_npad_id_types.begin(), supported_npad_id_types.end(),
                     [](u32 npad_id) { return npad_id <= MAX_NPAD_ID; })) {
         switch (controller) {
@@ -717,6 +687,7 @@ bool Controller_NPad::IsControllerSupported(NPadControllerType controller) const
             return false;
         }
     }
+
     return false;
 }
 
@@ -795,6 +766,7 @@ Controller_NPad::NPadControllerType Controller_NPad::DecideBestController(
         priority_list.push_back(NPadControllerType::JoyLeft);
         priority_list.push_back(NPadControllerType::JoyRight);
         priority_list.push_back(NPadControllerType::JoyDual);
+        break;
     }
 
     const auto iter = std::find_if(priority_list.begin(), priority_list.end(),
diff --git a/src/core/hle/service/hid/controllers/npad.h b/src/core/hle/service/hid/controllers/npad.h
index 1bc3d55d6..16c4caa1f 100644
--- a/src/core/hle/service/hid/controllers/npad.h
+++ b/src/core/hle/service/hid/controllers/npad.h
@@ -301,6 +301,11 @@ private:
         bool is_connected;
     };
 
+    void InitNewlyAddedControler(std::size_t controller_idx);
+    bool IsControllerSupported(NPadControllerType controller) const;
+    NPadControllerType DecideBestController(NPadControllerType priority) const;
+    void RequestPadStateUpdate(u32 npad_id);
+
     u32 press_state{};
 
     NPadType style{};
@@ -321,12 +326,7 @@ private:
     std::array<ControllerHolder, 10> connected_controllers{};
     bool can_controllers_vibrate{true};
 
-    void InitNewlyAddedControler(std::size_t controller_idx);
-    bool IsControllerSupported(NPadControllerType controller) const;
-    NPadControllerType DecideBestController(NPadControllerType priority) const;
-    void RequestPadStateUpdate(u32 npad_id);
     std::array<ControllerPad, 10> npad_pad_states{};
-    bool IsControllerSupported(NPadControllerType controller);
     bool is_in_lr_assignment_mode{false};
     Core::System& system;
 };
diff --git a/src/video_core/engines/shader_bytecode.h b/src/video_core/engines/shader_bytecode.h
index 7a6355ce2..d3d05a866 100644
--- a/src/video_core/engines/shader_bytecode.h
+++ b/src/video_core/engines/shader_bytecode.h
@@ -574,7 +574,7 @@ enum class ShuffleOperation : u64 {
 };
 
 union Instruction {
-    Instruction& operator=(const Instruction& instr) {
+    constexpr Instruction& operator=(const Instruction& instr) {
         value = instr.value;
         return *this;
     }
@@ -1760,22 +1760,22 @@ public:
 
     class Matcher {
     public:
-        Matcher(const char* const name, u16 mask, u16 expected, OpCode::Id id, OpCode::Type type)
+        constexpr Matcher(const char* const name, u16 mask, u16 expected, Id id, Type type)
             : name{name}, mask{mask}, expected{expected}, id{id}, type{type} {}
 
-        const char* GetName() const {
+        constexpr const char* GetName() const {
             return name;
         }
 
-        u16 GetMask() const {
+        constexpr u16 GetMask() const {
             return mask;
         }
 
-        Id GetId() const {
+        constexpr Id GetId() const {
             return id;
         }
 
-        Type GetType() const {
+        constexpr Type GetType() const {
             return type;
         }
 
@@ -1784,7 +1784,7 @@ public:
          * @param instruction The instruction to test
          * @returns true if the given instruction matches.
          */
-        bool Matches(u16 instruction) const {
+        constexpr bool Matches(u16 instruction) const {
             return (instruction & mask) == expected;
         }
 
@@ -1818,7 +1818,7 @@ private:
          * A '0' in a bitstring indicates that a zero must be present at that bit position.
          * A '1' in a bitstring indicates that a one must be present at that bit position.
          */
-        static auto GetMaskAndExpect(const char* const bitstring) {
+        static constexpr auto GetMaskAndExpect(const char* const bitstring) {
             u16 mask = 0, expect = 0;
             for (std::size_t i = 0; i < opcode_bitsize; i++) {
                 const std::size_t bit_position = opcode_bitsize - i - 1;
@@ -1835,15 +1835,15 @@ private:
                     break;
                 }
             }
-            return std::make_tuple(mask, expect);
+            return std::make_pair(mask, expect);
         }
 
     public:
         /// Creates a matcher that can match and parse instructions based on bitstring.
-        static auto GetMatcher(const char* const bitstring, OpCode::Id op, OpCode::Type type,
-                               const char* const name) {
-            const auto mask_expect = GetMaskAndExpect(bitstring);
-            return Matcher(name, std::get<0>(mask_expect), std::get<1>(mask_expect), op, type);
+        static constexpr auto GetMatcher(const char* const bitstring, Id op, Type type,
+                                         const char* const name) {
+            const auto [mask, expected] = GetMaskAndExpect(bitstring);
+            return Matcher(name, mask, expected, op, type);
         }
     };
 
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
index a3524a6a9..baec66ff0 100644
--- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
+++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp
@@ -2314,10 +2314,13 @@ public:
             switch (index) {
             case Tegra::Shader::Pred::NeverExecute:
                 target = "false";
+                break;
             case Tegra::Shader::Pred::UnusedIndex:
                 target = "true";
+                break;
             default:
                 target = decomp.GetPredicate(index);
+                break;
             }
         } else if (const auto flag = std::get_if<InternalFlagNode>(&*cc)) {
             target = decomp.GetInternalFlag(flag->GetFlag());
diff --git a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
index 3fb016b96..0d943a826 100644
--- a/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
+++ b/src/video_core/renderer_vulkan/vk_shader_decompiler.cpp
@@ -1682,10 +1682,13 @@ public:
             switch (index) {
             case Tegra::Shader::Pred::NeverExecute:
                 target = decomp.v_false;
+                break;
             case Tegra::Shader::Pred::UnusedIndex:
                 target = decomp.v_true;
+                break;
             default:
                 target = decomp.predicates.at(index);
+                break;
             }
         } else if (const auto flag = std::get_if<InternalFlagNode>(&*cc)) {
             target = decomp.internal_flags.at(static_cast<u32>(flag->GetFlag()));
diff --git a/src/video_core/shader/decode/arithmetic_integer.cpp b/src/video_core/shader/decode/arithmetic_integer.cpp
index b73f6536e..a33d242e9 100644
--- a/src/video_core/shader/decode/arithmetic_integer.cpp
+++ b/src/video_core/shader/decode/arithmetic_integer.cpp
@@ -144,7 +144,7 @@ u32 ShaderIR::DecodeArithmeticInteger(NodeBlock& bb, u32 pc) {
     case OpCode::Id::ICMP_IMM: {
         const Node zero = Immediate(0);
 
-        const auto [op_b, test] = [&]() -> std::pair<Node, Node> {
+        const auto [op_rhs, test] = [&]() -> std::pair<Node, Node> {
             switch (opcode->get().GetId()) {
             case OpCode::Id::ICMP_CR:
                 return {GetConstBuffer(instr.cbuf34.index, instr.cbuf34.offset),
@@ -161,10 +161,10 @@ u32 ShaderIR::DecodeArithmeticInteger(NodeBlock& bb, u32 pc) {
                 return {zero, zero};
             }
         }();
-        const Node op_a = GetRegister(instr.gpr8);
+        const Node op_lhs = GetRegister(instr.gpr8);
         const Node comparison =
             GetPredicateComparisonInteger(instr.icmp.cond, instr.icmp.is_signed != 0, test, zero);
-        SetRegister(bb, instr.gpr0, Operation(OperationCode::Select, comparison, op_a, op_b));
+        SetRegister(bb, instr.gpr0, Operation(OperationCode::Select, comparison, op_lhs, op_rhs));
         break;
     }
     case OpCode::Id::LOP_C:
diff --git a/src/video_core/shader/decode/image.cpp b/src/video_core/shader/decode/image.cpp
index 95ec1cdd9..b02d2cb95 100644
--- a/src/video_core/shader/decode/image.cpp
+++ b/src/video_core/shader/decode/image.cpp
@@ -144,8 +144,8 @@ u32 ShaderIR::DecodeImage(NodeBlock& bb, u32 pc) {
 
 Image& ShaderIR::GetImage(Tegra::Shader::Image image, Tegra::Shader::ImageType type) {
     const auto offset{static_cast<std::size_t>(image.index.Value())};
-    if (const auto image = TryUseExistingImage(offset, type)) {
-        return *image;
+    if (const auto existing_image = TryUseExistingImage(offset, type)) {
+        return *existing_image;
     }
 
     const std::size_t next_index{used_images.size()};
diff --git a/src/video_core/shader/decode/memory.cpp b/src/video_core/shader/decode/memory.cpp
index 7923d4d69..335d78146 100644
--- a/src/video_core/shader/decode/memory.cpp
+++ b/src/video_core/shader/decode/memory.cpp
@@ -166,9 +166,17 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
         }();
 
         const auto [real_address_base, base_address, descriptor] =
-            TrackAndGetGlobalMemory(bb, instr, false);
+            TrackGlobalMemory(bb, instr, false);
 
         const u32 count = GetUniformTypeElementsCount(type);
+        if (!real_address_base || !base_address) {
+            // Tracking failed, load zeroes.
+            for (u32 i = 0; i < count; ++i) {
+                SetRegister(bb, instr.gpr0.Value() + i, Immediate(0.0f));
+            }
+            break;
+        }
+
         for (u32 i = 0; i < count; ++i) {
             const Node it_offset = Immediate(i * 4);
             const Node real_address =
@@ -260,22 +268,19 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
         }();
 
         const auto [real_address_base, base_address, descriptor] =
-            TrackAndGetGlobalMemory(bb, instr, true);
-
-        // Encode in temporary registers like this: real_base_address, {registers_to_be_written...}
-        SetTemporary(bb, 0, real_address_base);
+            TrackGlobalMemory(bb, instr, true);
+        if (!real_address_base || !base_address) {
+            // Tracking failed, skip the store.
+            break;
+        }
 
         const u32 count = GetUniformTypeElementsCount(type);
         for (u32 i = 0; i < count; ++i) {
-            SetTemporary(bb, i + 1, GetRegister(instr.gpr0.Value() + i));
-        }
-        for (u32 i = 0; i < count; ++i) {
             const Node it_offset = Immediate(i * 4);
-            const Node real_address =
-                Operation(OperationCode::UAdd, NO_PRECISE, real_address_base, it_offset);
+            const Node real_address = Operation(OperationCode::UAdd, real_address_base, it_offset);
             const Node gmem = MakeNode<GmemNode>(real_address, base_address, descriptor);
-
-            bb.push_back(Operation(OperationCode::Assign, gmem, GetTemporary(i + 1)));
+            const Node value = GetRegister(instr.gpr0.Value() + i);
+            bb.push_back(Operation(OperationCode::Assign, gmem, value));
         }
         break;
     }
@@ -301,15 +306,17 @@ u32 ShaderIR::DecodeMemory(NodeBlock& bb, u32 pc) {
     return pc;
 }
 
-std::tuple<Node, Node, GlobalMemoryBase> ShaderIR::TrackAndGetGlobalMemory(NodeBlock& bb,
-                                                                           Instruction instr,
-                                                                           bool is_write) {
+std::tuple<Node, Node, GlobalMemoryBase> ShaderIR::TrackGlobalMemory(NodeBlock& bb,
+                                                                     Instruction instr,
+                                                                     bool is_write) {
     const auto addr_register{GetRegister(instr.gmem.gpr)};
     const auto immediate_offset{static_cast<u32>(instr.gmem.offset)};
 
     const auto [base_address, index, offset] =
         TrackCbuf(addr_register, global_code, static_cast<s64>(global_code.size()));
-    ASSERT(base_address != nullptr);
+    ASSERT_OR_EXECUTE_MSG(base_address != nullptr,
+                          { return std::make_tuple(nullptr, nullptr, GlobalMemoryBase{}); },
+                          "Global memory tracking failed");
 
     bb.push_back(Comment(fmt::format("Base address is c[0x{:x}][0x{:x}]", index, offset)));
 
diff --git a/src/video_core/shader/decode/other.cpp b/src/video_core/shader/decode/other.cpp
index d46e0f823..116b95f76 100644
--- a/src/video_core/shader/decode/other.cpp
+++ b/src/video_core/shader/decode/other.cpp
@@ -67,7 +67,7 @@ u32 ShaderIR::DecodeOther(NodeBlock& bb, u32 pc) {
         break;
     }
     case OpCode::Id::MOV_SYS: {
-        const Node value = [&]() {
+        const Node value = [this, instr] {
             switch (instr.sys20) {
             case SystemVariable::Ydirection:
                 return Operation(OperationCode::YNegate);
diff --git a/src/video_core/shader/decode/shift.cpp b/src/video_core/shader/decode/shift.cpp
index f6ee68a54..d419e9c45 100644
--- a/src/video_core/shader/decode/shift.cpp
+++ b/src/video_core/shader/decode/shift.cpp
@@ -18,7 +18,7 @@ u32 ShaderIR::DecodeShift(NodeBlock& bb, u32 pc) {
     const auto opcode = OpCode::Decode(instr);
 
     Node op_a = GetRegister(instr.gpr8);
-    Node op_b = [&]() {
+    Node op_b = [this, instr] {
         if (instr.is_b_imm) {
             return Immediate(instr.alu.GetSignedImm20_20());
         } else if (instr.is_b_gpr) {
diff --git a/src/video_core/shader/decode/video.cpp b/src/video_core/shader/decode/video.cpp
index 97fc6f9b1..b047cf870 100644
--- a/src/video_core/shader/decode/video.cpp
+++ b/src/video_core/shader/decode/video.cpp
@@ -23,7 +23,7 @@ u32 ShaderIR::DecodeVideo(NodeBlock& bb, u32 pc) {
     const Node op_a =
         GetVideoOperand(GetRegister(instr.gpr8), instr.video.is_byte_chunk_a, instr.video.signed_a,
                         instr.video.type_a, instr.video.byte_height_a);
-    const Node op_b = [&]() {
+    const Node op_b = [this, instr] {
         if (instr.video.use_register_b) {
             return GetVideoOperand(GetRegister(instr.gpr20), instr.video.is_byte_chunk_b,
                                    instr.video.signed_b, instr.video.type_b,
diff --git a/src/video_core/shader/decode/warp.cpp b/src/video_core/shader/decode/warp.cpp
index a8e481b3c..fa8a250cc 100644
--- a/src/video_core/shader/decode/warp.cpp
+++ b/src/video_core/shader/decode/warp.cpp
@@ -46,9 +46,10 @@ u32 ShaderIR::DecodeWarp(NodeBlock& bb, u32 pc) {
         break;
     }
     case OpCode::Id::SHFL: {
-        Node mask = instr.shfl.is_mask_imm ? Immediate(static_cast<u32>(instr.shfl.mask_imm))
-                                           : GetRegister(instr.gpr39);
-        Node width = [&] {
+        Node width = [this, instr] {
+            Node mask = instr.shfl.is_mask_imm ? Immediate(static_cast<u32>(instr.shfl.mask_imm))
+                                               : GetRegister(instr.gpr39);
+
             // Convert the obscure SHFL mask back into GL_NV_shader_thread_shuffle's width. This has
             // been done reversing Nvidia's math. It won't work on all cases due to SHFL having
             // different parameters that don't properly map to GLSL's interface, but it should work
diff --git a/src/video_core/shader/shader_ir.h b/src/video_core/shader/shader_ir.h
index df64845f5..02ddf2a75 100644
--- a/src/video_core/shader/shader_ir.h
+++ b/src/video_core/shader/shader_ir.h
@@ -371,8 +371,9 @@ private:
     std::pair<Node, s64> TrackRegister(const GprNode* tracked, const NodeBlock& code,
                                        s64 cursor) const;
 
-    std::tuple<Node, Node, GlobalMemoryBase> TrackAndGetGlobalMemory(
-        NodeBlock& bb, Tegra::Shader::Instruction instr, bool is_write);
+    std::tuple<Node, Node, GlobalMemoryBase> TrackGlobalMemory(NodeBlock& bb,
+                                                               Tegra::Shader::Instruction instr,
+                                                               bool is_write);
 
     const ProgramCode& program_code;
     const u32 main_offset;