switch to capstone on master

.gitmodules

@@ -1,7 +1,6 @@
 [submodule "external/capstone"]
 	path = external/capstone
 	url = https://github.com/capstone-engine/capstone/
-	branch = next
 [submodule "external/nativefiledialog-extended"]
 	path = external/nativefiledialog-extended
 	url = https://github.com/btzy/nativefiledialog-extended/

src/n64/core/Cpu.cpp

@@ -88,6 +88,27 @@ inline void HandleInterrupt(Registers& regs) {
   }
 }
 
+inline void Cpu::disassembly(u32 instr) const {
+  size_t count;
+  cs_insn *insn;
+
+  u8 code[4];
+  //u32 temp = bswap_32(instr);
+  memcpy(code, &instr, 4);
+
+  count = cs_disasm(handle, code, 4, regs.pc, 0, &insn);
+
+  if (count > 0) {
+    size_t j;
+    for (j = 0; j < count; j++) {
+      fmt::print("0x{:016X}:\t{}\t\t{}\n", insn[j].address, insn[j].mnemonic, insn[j].op_str);
+    }
+
+    cs_free(insn, count);
+  } else
+    printf("ERROR: Failed to disassemble given code!\n");
+}
+
 void Cpu::Step(Mem& mem) {
   regs.gpr[0] = 0;
 
@@ -96,6 +117,8 @@ void Cpu::Step(Mem& mem) {
 
   u32 instruction = mem.Read32(regs, regs.pc, regs.pc);
 
+  disassembly(instruction);
+
   regs.oldPC = regs.pc;
   regs.pc = regs.nextPC;
   regs.nextPC += 4;

src/n64/core/Cpu.hpp

@@ -7,23 +7,21 @@
 namespace n64 {
 struct Cpu {
   Cpu() {
-    //log = fopen("disasm.txt", "w");
+    if(cs_open(CS_ARCH_MIPS, CS_MODE_MIPS64, &handle) != CS_ERR_OK) {
-    //if(cs_open(CS_ARCH_MIPS, CS_MODE_MIPS64, &handle) != CS_ERR_OK) {
+      util::panic("Could not initialize capstone!\n");
-    //  util::panic("Could not initialize capstone!\n");
+    }
-    //}
     Reset();
   }
 
   ~Cpu() {
-    //fclose(log);
+    cs_close(&handle);
-    //cs_close(&handle);
   }
   void Reset();
   void Step(Mem&);
   Registers regs;
 private:
   csh handle;
-  FILE* log;
+  void disassembly(u32 instr) const;
   friend struct Cop1;
 
   void special(Mem&, u32);