%default {} /* * Specialized 32-bit binary operation * * Performs "r1 = r0 rem r1". The selection between sdiv block or the gcc helper * depends on the compile time value of __ARM_ARCH_EXT_IDIV__ (defined for * ARMv7 CPUs that have hardware division support). * * NOTE: idivmod returns quotient in r0 and remainder in r1 * * rem-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 r2, r0, r1 mls r1, r1, r2, r0 @ r1<- op #else bl __aeabi_idivmod @ r1<- op, r0-r3 changed #endif GET_INST_OPCODE ip @ extract opcode from rINST SET_VREG r1, r9 @ vAA<- r1 GOTO_OPCODE ip @ jump to next instruction /* 10-13 instructions */