1 %default {"preinstr":""} 2 /* 3 * Generic 32bit-to-64bit unary operation. Provide an "instr" line 4 * that specifies an instruction that performs "result = op r0", where 5 * "result" is a 64-bit quantity in r0/r1. 6 * 7 * For: int-to-long, int-to-double, float-to-long, float-to-double 8 */ 9 /* unop vA, vB */ 10 mov r9, rINST, lsr #8 @ r9<- A+ 11 mov r3, rINST, lsr #12 @ r3<- B 12 and r9, r9, #15 13 GET_VREG(r0, r3) @ r0<- vB 14 add r9, rFP, r9, lsl #2 @ r9<- &fp[A] 15 $preinstr @ optional op; may set condition codes 16 FETCH_ADVANCE_INST(1) @ advance rPC, load rINST 17 $instr @ r0<- op, r0-r3 changed 18 GET_INST_OPCODE(ip) @ extract opcode from rINST 19 stmia r9, {r0-r1} @ vA/vA+1<- r0/r1 20 GOTO_OPCODE(ip) @ jump to next instruction 21 /* 10-11 instructions */ 22
