vec4_instruction *FBH(dst_reg dst, src_reg value);
vec4_instruction *FBL(dst_reg dst, src_reg value);
vec4_instruction *CBIT(dst_reg dst, src_reg value);
+ vec4_instruction *MAD(dst_reg dst, src_reg c, src_reg b, src_reg a);
int implied_mrf_writes(vec4_instruction *inst);