constants: discus
[firearm.git] / ARM_Constants.v
1`define COND_EQ 4'b0000 /* Z set */
2`define COND_NE 4'b0001 /* Z clear */
3`define COND_CS 4'b0010 /* C set */
4`define COND_CC 4'b0011 /* C clear */
5`define COND_MI 4'b0100 /* N set */
6`define COND_PL 4'b0101 /* N clear */
7`define COND_VS 4'b0110 /* V set */
8`define COND_VC 4'b0111 /* V clear */
9`define COND_HI 4'b1000 /* C set and Z clear */
10`define COND_LS 4'b1001 /* C clear or Z set */
11`define COND_GT 4'b1010 /* N equal to V */
12`define COND_LT 4'b1011 /* N not equal to V */
13`define COND_GT 4'b1100 /* Z clear AND (N equals V) */
14`define COND_LE 4'b1101 /* Z set OR (N not equals V) */
15`define COND_AL 4'b1110 /* TRUE */
16`define COND_NV 4'b1111 /* FALSE */
18`define COND_MATTERS(x) ((x != `COND_AL) && (x != `COND_NV))
20`define ALU_AND 4'b0000
21`define ALU_EOR 4'b0001
22`define ALU_SUB 4'b0010
23`define ALU_RSB 4'b0011
24`define ALU_ADD 4'b0100
25`define ALU_ADC 4'b0101
26`define ALU_SBC 4'b0110
27`define ALU_RBC 4'b0111
28`define ALU_TST 4'b1000
29`define ALU_TEQ 4'b1001
30`define ALU_CMP 4'b1010
31`define ALU_CMN 4'b1011
32`define ALU_ORR 4'b1100
33`define ALU_MOV 4'b1101
34`define ALU_BIC 4'b1110
35`define ALU_MVN 4'b1111
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