GAS LISTING /tmp/ccxs13RG.s page 1 1 .file "fputc.c" 2 __SP_H__ = 0x3e 3 __SP_L__ = 0x3d 4 __SREG__ = 0x3f 5 __RAMPZ__ = 0x3b 6 __tmp_reg__ = 0 7 __zero_reg__ = 1 8 .section .text.fputc,"ax",@progbits 9 .global fputc 10 .type fputc, @function 11 fputc: 12 0000 0F93 push r16 13 0002 1F93 push r17 14 0004 CF93 push r28 15 0006 DF93 push r29 16 0008 1F92 push __zero_reg__ 17 000a CDB7 in r28,__SP_L__ 18 000c DEB7 in r29,__SP_H__ 19 /* prologue: function */ 20 /* frame size = 1 */ 21 /* stack size = 5 */ 22 .L__stack_usage = 5 23 000e 182F mov r17,r24 24 0010 092F mov r16,r25 25 0012 FB01 movw r30,r22 26 0014 8983 std Y+1,r24 27 0016 41E0 ldi r20,lo8(1) 28 0018 50E0 ldi r21,0 29 001a BE01 movw r22,r28 30 001c 6F5F subi r22,-1 31 001e 7F4F sbci r23,-1 32 0020 8081 ld r24,Z 33 0022 9181 ldd r25,Z+1 34 0024 0E94 0000 call _write 35 0028 0197 sbiw r24,1 36 002a 01F0 breq .L2 37 002c 1FEF ldi r17,lo8(-1) 38 002e 0FEF ldi r16,lo8(-1) 39 .L2: 40 0030 812F mov r24,r17 41 0032 902F mov r25,r16 42 /* epilogue start */ 43 0034 0F90 pop __tmp_reg__ 44 0036 DF91 pop r29 45 0038 CF91 pop r28 46 003a 1F91 pop r17 47 003c 0F91 pop r16 48 003e 0895 ret 49 .size fputc, .-fputc 50 .ident "GCC: (GNU) 5.3.0" GAS LISTING /tmp/ccxs13RG.s page 2 DEFINED SYMBOLS *ABS*:0000000000000000 fputc.c /tmp/ccxs13RG.s:2 *ABS*:000000000000003e __SP_H__ /tmp/ccxs13RG.s:3 *ABS*:000000000000003d __SP_L__ /tmp/ccxs13RG.s:4 *ABS*:000000000000003f __SREG__ /tmp/ccxs13RG.s:5 *ABS*:000000000000003b __RAMPZ__ /tmp/ccxs13RG.s:6 *ABS*:0000000000000000 __tmp_reg__ /tmp/ccxs13RG.s:7 *ABS*:0000000000000001 __zero_reg__ /tmp/ccxs13RG.s:11 .text.fputc:0000000000000000 fputc UNDEFINED SYMBOLS _write