Decompile code_8008E6A0.c / Add CHECK_PAD macro (#156)

* Decompile code_8008E6A0.c

* Delete "counter" file

include/macros.h

@@ -77,4 +77,6 @@
      viewport.topY = ty; \
      viewport.leftX = lx;
 
+#define CHECK_PAD(state, combo) (~(state.in.button | ~(combo)) == 0)
+
 #endif

include/z64.h

@@ -448,8 +448,8 @@ typedef struct {
 } SoundContext; // size = 0x4
 
 typedef struct {
-    /* 0x00 */ s32  unk_0;
-    /* 0x04 */ char unk_4[0x4];
+    /* 0x00 */ u32 toggle;
+    /* 0x04 */ s32 counter;
 } SubGlobalContext7B8; // size = 0x8
 
 typedef struct {