Added support for the D86F floppy image format I invented that allows things not possible with IMG images;

Applied all mainline PCem commits;
Settings dialog now says 86Box instead of PCem;
Manifest renamed from PCem to 86Box.

src/ibm.h

@@ -112,10 +112,24 @@ typedef struct
         int checked; /*Non-zero if selector is known to be valid*/
 } x86seg;
 
+typedef union MMX_REG
+{
+        uint64_t q;
+        int64_t  sq;
+        uint32_t l[2];
+        int32_t  sl[2];
+        uint16_t w[4];
+        int16_t  sw[4];
+        uint8_t  b[8];
+        int8_t   sb[8];
+} MMX_REG;
+
 struct
 {
         x86reg regs[8];
 
+        uint8_t tag[8];
+
         x86seg *ea_seg;
         uint32_t eaaddr;
 
@@ -127,6 +141,8 @@ struct
         uint32_t oldpc;
         uint32_t op32;  
 	uint32_t last_ea;
+
+	int TOP;
         
         union
         {
@@ -138,12 +154,29 @@ struct
         } rm_data;
         
         int8_t ssegs;
+	int8_t ismmx;
+	int8_t abrt;
+
+	int _cycles;
+	int cpu_recomp_ins;
+        
+        uint16_t npxs, npxc;
+
+        double ST[8];        
+     
+        uint16_t MM_w4[8];
+        
+        MMX_REG MM[8];
 } cpu_state;
 
+#define cycles cpu_state._cycles
+
 #define COMPILE_TIME_ASSERT(expr) typedef char COMP_TIME_ASSERT[(expr) ? 1 : 0];
 
 COMPILE_TIME_ASSERT(sizeof(cpu_state) <= 128);
 
+#define cpu_state_offset(MEMBER) ((uintptr_t)&cpu_state.MEMBER - (uintptr_t)&cpu_state - 128)
+
 /*x86reg regs[8];*/
 
 uint16_t flags,eflags;
@@ -214,7 +247,6 @@ uint32_t dr[8];
 //#define IOPLp 1
 
 //#define IOPLV86 ((!(msw&1)) || (CPL<=IOPL))
-extern int cycles;
 extern int cycles_lost;
 extern int israpidcad;
 extern int is486;