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Crawly Crypt Collection 1
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nasm20b
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nasm_src
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op.h
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1993-01-19
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1KB
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38 lines
/* Note: The distribution of the numbers is HIGHLY significant */
#define O_INC 0x1 /* (i) */
#define O_DEC 0x2 /* (d) */
#define O_MUL 0x3 /* * */
#define O_DIV 0x4 /* / */
#define O_MOD 0x5 /* \ */
#define O_AND 0x6 /* & */
#define O_EOR 0x7 /* ^ */
#define O_OR 0x8 /* ! */
#define O_BOR 0x9 /* .OR */
#define O_BAND 0xA /* .AND */
#define O_BNOT 0xB /* .NOT */
#define O_EQ 0xC /* = */
#define O_LT 0xD /* < */
#define O_GT 0xE /* > */
#define O_GEQ 0xF /* >= */
#define O_NEQ 0x10 /* <> */
#define O_LEQ 0x11 /* <= */
#define O_MIN 0x12 /* - (u) */
#define O_MSB 0x18 /* > (m) */
#define O_LSB 0x19 /* < (l) */
#define is_lsbmsb( x) (((x) & O_MSB) == O_MSB)
#define O_ADD 0x20 /* + */
#define O_SUB 0x21 /* - */
#define is_addsub( x) ((x) & O_ADD)
#define O_ZEROP 0x40 /* dito for zeropage */
#define O_PCREL 0x80 /* type flag for expressions that are pc rel. */
#define O_BITS 0x3F