4 #include "opcode/d10v.h"
6 /* FIXME: host defines */
7 typedef unsigned char uint8
;
8 typedef unsigned short uint16
;
9 typedef unsigned int uint32
;
10 typedef signed char int8
;
11 typedef signed short int16
;
12 typedef signed int int32
;
13 typedef signed long long int64
;
15 /* FIXME: D10V defines */
33 reg_t regs
[16]; /* general-purpose registers */
34 reg_t cregs
[16]; /* control registers */
35 int64 a
[2]; /* accumulators */
54 extern struct simops Simops
[];
56 #define PC (State.cregs[2])
57 #define PSW (State.cregs[0])
58 #define BPSW (State.cregs[1])
59 #define BPC (State.cregs[3])
60 #define RPT_C (State.cregs[7])
61 #define RPT_S (State.cregs[8])
62 #define RPT_E (State.cregs[9])
63 #define MOD_S (State.cregs[10])
64 #define MOD_E (State.cregs[11])
65 #define IBA (State.cregs[14])
67 #define SEXT3(x) ((((x)&0x7)^(~3))+4)
69 /* sign-extend a 4-bit number */
70 #define SEXT4(x) ((((x)&0xf)^(~7))+8)
72 /* sign-extend an 8-bit number */
73 #define SEXT8(x) ((((x)&0xff)^(~0x7f))+0x80)
75 /* sign-extend a 16-bit number */
76 #define SEXT16(x) ((((x)&0xffff)^(~0x7fff))+0x8000)
78 /* sign-extend a 32-bit number */
79 #define SEXT32(x) ((((x)&0xffffffffLL)^(~0x7fffffffLL))+0x80000000LL)
81 /* sign extend a 40 bit number */
82 #define SEXT40(x) ((((x)&0xffffffffffLL)^(~0x7fffffffffLL))+0x8000000000LL)
84 /* sign extend a 44 bit number */
85 #define SEXT44(x) ((((x)&0xfffffffffffLL)^(~0x7ffffffffffLL))+0x80000000000LL)
87 /* sign extend a 60 bit number */
88 #define SEXT60(x) ((((x)&0xfffffffffffffffLL)^(~0x7ffffffffffffffLL))+0x800000000000000LL)
90 #define MAX32 0x7fffffffLL
91 #define MIN32 0xff80000000LL
92 #define MASK32 0xffffffffLL
93 #define MASK40 0xffffffffffLL
95 #define INC_ADDR(x,i) x = ((State.MD && x == MOD_E) ? MOD_S : (x)+(i))
97 #define RB(x) (*((uint8 *)((x)+State.imem)))
98 #define SB(addr,data) ( RB(addr) = (data & 0xff))
100 #ifdef WORDS_BIGENDIAN
102 #define RW(x) (*((uint16 *)((x)+State.imem)))
103 #define RLW(x) (*((uint32 *)((x)+State.imem)))
104 #define SW(addr,data) RW(addr)=data
105 #define READ_16(x) (*((int16 *)(x)))
106 #define WRITE_16(addr,data) (*(int16 *)(addr)=data)
107 #define READ_64(x) (*((int64 *)(x)))
108 #define WRITE_64(addr,data) (*(int64 *)(addr)=data)
112 uint32 get_longword
PARAMS ((uint8
*));
113 uint16 get_word
PARAMS ((uint8
*));
114 int64 get_longlong
PARAMS ((uint8
*));
115 void write_word
PARAMS ((uint8
*addr
, uint16 data
));
116 void write_longlong
PARAMS ((uint8
*addr
, int64 data
));
118 #define SW(addr,data) write_word((long)(addr)+State.imem,data)
119 #define RW(x) get_word((long)(x)+State.imem)
120 #define RLW(x) get_longword((long)(x)+State.imem)
121 #define READ_16(x) get_word(x)
122 #define WRITE_16(addr,data) write_word(addr,data)
123 #define READ_64(x) get_longlong(x)
124 #define WRITE_64(addr,data) write_longlong(addr,data)
126 #endif /* not WORDS_BIGENDIAN */
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