#define BRW_OPCODE_POP 47
#define BRW_OPCODE_WAIT 48
#define BRW_OPCODE_SEND 49
+#define BRW_OPCODE_MATH 56
#define BRW_OPCODE_ADD 64
#define BRW_OPCODE_MUL 65
#define BRW_OPCODE_AVG 66
#define BRW_MATH_FUNCTION_SIN 6 /* was 7 */
#define BRW_MATH_FUNCTION_COS 7 /* was 8 */
#define BRW_MATH_FUNCTION_SINCOS 8 /* was 6 */
-#define BRW_MATH_FUNCTION_TAN 9
+#define BRW_MATH_FUNCTION_TAN 9 /* gen4 */
+#define BRW_MATH_FUNCTION_FDIV 9 /* gen6+ */
#define BRW_MATH_FUNCTION_POW 10
#define BRW_MATH_FUNCTION_INT_DIV_QUOTIENT_AND_REMAINDER 11
#define BRW_MATH_FUNCTION_INT_DIV_QUOTIENT 12