%default {} /* * Specialized 32-bit binary operation * * Performs "r0 = r0 div r1". The selection between sdiv or the gcc helper * depends on the compile time value of __ARM_ARCH_EXT_IDIV__ (defined for * ARMv7 CPUs that have hardware division support). * * div-int/2addr * */ mov r3, rINST, lsr #12 @ r3<- B ubfx r9, rINST, #8, #4 @ r9<- A GET_VREG r1, r3 @ r1<- vB GET_VREG r0, r9 @ r0<- vA cmp r1, #0 @ is second operand zero? beq common_errDivideByZero FETCH_ADVANCE_INST 1 @ advance rPC, load rINST #ifdef __ARM_ARCH_EXT_IDIV__ sdiv r0, r0, r1 @ r0<- op #else bl __aeabi_idiv @ r0<- op, r0-r3 changed #endif GET_INST_OPCODE ip @ extract opcode from rINST SET_VREG r0, r9 @ vAA<- r0 GOTO_OPCODE ip @ jump to next instruction /* 10-13 instructions */