Audio works

src/backend/core/mmio/Audio.cpp

@@ -1,6 +1,6 @@
 #include <Audio.hpp>
-#include <SDL2/SDL_audio.h>
 #include <log.hpp>
+#include <SDL2/SDL.h>
 
 namespace n64 {
 #define AUDIO_SAMPLE_RATE 44100
@@ -38,6 +38,7 @@ void audioCallback(void*, Uint8* stream, int length) {
 }
 
 void InitAudio() {
+  SDL_InitSubSystem(SDL_INIT_AUDIO);
   AdjustSampleRate(AUDIO_SAMPLE_RATE);
   memset(&request, 0, sizeof(request));
 

src/backend/core/mmio/CMakeLists.txt

@@ -1,4 +1,8 @@
 file(GLOB_RECURSE SOURCES *.cpp)
 file(GLOB_RECURSE HEADERS *.hpp)
 
-add_library(mmio ${SOURCES} ${HEADERS} ../../../../external/cic_nus_6105/n64_cic_nus_6105.cpp)
+find_package(SDL2 REQUIRED)
+
+add_library(mmio ${SOURCES} ${HEADERS} ../../../../external/cic_nus_6105/n64_cic_nus_6105.cpp)
+
+target_link_libraries(mmio PRIVATE SDL2::SDL2)

src/backend/core/mmio/PIF.cpp

@@ -2,7 +2,6 @@
 #include <core/Mem.hpp>
 #include <core/registers/Registers.hpp>
 #include <log.hpp>
-#include <SDL_keyboard.h>
 #include <cic_nus_6105/n64_cic_nus_6105.hpp>
 #include <cassert>
 #include <Netplay.hpp>
@@ -335,46 +334,7 @@ void PIF::EepromWrite(const u8* cmd, u8* res, const Mem& mem) {
 }
 
 void PIF::UpdateController() {
-  const uint8_t* state = SDL_GetKeyboardState(nullptr);
-  joybusDevices[channel].controller.a = state[SDL_SCANCODE_X];
-  joybusDevices[channel].controller.b = state[SDL_SCANCODE_C];
-  joybusDevices[channel].controller.z = state[SDL_SCANCODE_Z];
-  joybusDevices[channel].controller.start = state[SDL_SCANCODE_RETURN];
-  joybusDevices[channel].controller.dp_up = state[SDL_SCANCODE_PAGEUP];
-  joybusDevices[channel].controller.dp_down = state[SDL_SCANCODE_PAGEDOWN];
-  joybusDevices[channel].controller.dp_left = state[SDL_SCANCODE_HOME];
-  joybusDevices[channel].controller.dp_right = state[SDL_SCANCODE_END];
-  joybusDevices[channel].controller.joy_reset = state[SDL_SCANCODE_RETURN] && state[SDL_SCANCODE_A] && state[SDL_SCANCODE_S];
-  joybusDevices[channel].controller.l = state[SDL_SCANCODE_A];
-  joybusDevices[channel].controller.r = state[SDL_SCANCODE_S];
-  joybusDevices[channel].controller.c_up = state[SDL_SCANCODE_I];
-  joybusDevices[channel].controller.c_down = state[SDL_SCANCODE_K];
-  joybusDevices[channel].controller.c_left = state[SDL_SCANCODE_J];
-  joybusDevices[channel].controller.c_right = state[SDL_SCANCODE_L];
 
-  s8 xaxis = 0, yaxis = 0;
-  if (state[SDL_SCANCODE_LEFT]) {
-    xaxis = -86;
-  }
-  else if (state[SDL_SCANCODE_RIGHT]) {
-    xaxis = 86;
-  }
-
-  if (state[SDL_SCANCODE_DOWN]) {
-    yaxis = -86;
-  }
-  else if (state[SDL_SCANCODE_UP]) {
-    yaxis = 86;
-  }
-
-  joybusDevices[channel].controller.joy_x = xaxis;
-  joybusDevices[channel].controller.joy_y = yaxis;
-
-  if (joybusDevices[channel].controller.joy_reset) {
-    joybusDevices[channel].controller.start = false;
-    joybusDevices[channel].controller.joy_x = 0;
-    joybusDevices[channel].controller.joy_y = 0;
-  }
 }
 
 void PIF::DoPIFHLE(Mem& mem, Registers& regs, bool pal, CICType cicType) {

src/backend/core/mmio/PIF.hpp

@@ -104,7 +104,7 @@ enum CICType {
 };
 
 struct PIF {
-  PIF() : inputMap(inputManager) {}
+  PIF() = default;
   ~PIF() = default;
   void Reset();
   void MaybeLoadMempak();
@@ -124,9 +124,6 @@ struct PIF {
   std::vector<u8> Serialize();
 
   bool gamepadConnected = false, mempakOpen = false;
-  gainput::InputManager inputManager;
-  gainput::InputMap inputMap;
-  gainput::DeviceId keyboardId, padId;
   JoybusDevice joybusDevices[6]{};
   u8 bootrom[PIF_BOOTROM_SIZE]{}, ram[PIF_RAM_SIZE]{};
   mio::mmap_sink mempak, eeprom;

src/backend/core/mmio/PIF/Device.cpp

@@ -2,7 +2,6 @@
 #include <PIF/MupenMovie.hpp>
 #include <Netplay.hpp>
 #include <log.hpp>
-#include <SDL2/SDL_keyboard.h>
 
 namespace n64 {
 void PIF::InitDevices(SaveType saveType) {

src/backend/core/registers/cop/cop1instructions.cpp

@@ -278,11 +278,11 @@ FORCE_INLINE void SetCauseOnResult(Registers& regs, T& d) {
   if constexpr(std::is_same_v<T, float>) {
     u32 c = 0x7FBFFFFF;
     magic = U32_TO_F(c);
-    min = FLT_MIN;
+    min = std::numeric_limits<float>::min();
   } else if constexpr(std::is_same_v<T, double>) {
     u64 c = 0x7FF7FFFFFFFFFFFF;
     magic = U64_TO_D(c);
-    min = DBL_MIN;
+    min = std::numeric_limits<double>::min();
   }
   switch (fp_class) {
     case FP_NAN: