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[firearm.git] / ARM_Constants.v

`define COND_EQ 4'b0000	/* Z set */
`define COND_NE 4'b0001	/* Z clear */
`define COND_CS 4'b0010	/* C set */
`define COND_CC 4'b0011	/* C clear */
`define COND_MI 4'b0100	/* N set */
`define COND_PL 4'b0101	/* N clear */
`define COND_VS 4'b0110	/* V set */
`define COND_VC 4'b0111	/* V clear */
`define COND_HI 4'b1000	/* C set and Z clear */
`define COND_LS 4'b1001	/* C clear or Z set */
`define COND_GT 4'b1010	/* N equal to V */
`define COND_LT 4'b1011	/* N not equal to V */
`define COND_GT 4'b1100 /* Z clear AND (N equals V) */
`define COND_LE 4'b1101	/* Z set OR (N not equals V) */
`define COND_AL 4'b1110	/* TRUE */
`define COND_NV 4'b1111	/* FALSE */

`define COND_MATTERS(x) ((x != `COND_AL) && (x != `COND_NV))

`define ALU_AND 4'b0000
`define ALU_EOR 4'b0001
`define ALU_SUB 4'b0010
`define ALU_RSB 4'b0011
`define ALU_ADD 4'b0100
`define ALU_ADC 4'b0101
`define ALU_SBC 4'b0110
`define ALU_RBC 4'b0111
`define ALU_TST 4'b1000
`define ALU_TEQ 4'b1001
`define ALU_CMP 4'b1010
`define ALU_CMN 4'b1011
`define ALU_ORR 4'b1100
`define ALU_MOV 4'b1101
`define ALU_BIC 4'b1110
`define ALU_MVN 4'b1111