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https://github.com/KolibriOS/kolibrios.git
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33 lines
807 B
C
33 lines
807 B
C
/* some defines for extracting instruction bit fields from bytes */
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#define MOD(a) (((a)>>6)&3)
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#define REG(a) (((a)>>3)&7)
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#define RM(a) ((a)&7)
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#define SCALE(a) (((a)>>6)&3)
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#define INDEX(a) (((a)>>3)&7)
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#define BASE(a) ((a)&7)
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typedef union{
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struct{
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unsigned short ofs;
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unsigned short seg;
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}w;
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unsigned long dword;
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}WORD32;
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/* prototypes */
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void ua_str(char *);
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unsigned char getbyte(void);
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int modrm();
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int sib();
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void uprintf(char *, ...);
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void uputchar(char );
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int bytes(char );
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void outhex(char , int , int , int , int );
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void reg_name(int , char );
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void do_sib(int );
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void do_modrm(char );
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void floating_point(int );
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void percent(char , char );
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void undata(unsigned ofs,unsigned long len,unsigned int type);
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