URL:
<http://savannah.nongnu.org/bugs/?46129>
Summary: Simulation for atmega1284 fails on elpm
Project: Simulavr: an AVR simulator
Submitted by: None
Submitted on: Mon 05 Oct 2015 12:44:07 PM UTC
Category: Simulation
Severity: 3 - Normal
Item Group: None
Status: None
Privacy: Public
Assigned to: None
Originator Email: eug...@hutorny.in.ua
Open/Closed: Open
Discussion Lock: Any
Component Version: simulavr
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Details:
Please find below a trace log and fragment of listing where simulation fails
----------- trace log --------------
sim.elf 0x01ee: __do_copy_data LDI R17, 0x07
sim.elf 0x01f0: __do_copy_data+0x1 LDI R26, 0x00
sim.elf 0x01f2: __do_copy_data+0x2 LDI R27, 0x01
sim.elf 0x01f4: __do_copy_data+0x3 LDI R30, 0xac
sim.elf 0x01f6: __do_copy_data+0x4 LDI R31, 0x43
sim.elf 0x01f8: __do_copy_data+0x5 LDI R16, 0x00
sim.elf 0x01fa: __do_copy_data+0x6 OUT 0x3b, R16
sim.elf 0x01fc: __do_copy_data+0x7 RJMP 202
sim.elf 0x01fc: __do_copy_data+0x7 CPU-waitstate
sim.elf 0x0202: __do_copy_data+0xa CPI R26, 0x90 SREG=[-------C]
sim.elf 0x0204: __do_copy_data+0xb CPC R27, R17 SREG=[--HS-N-C]
sim.elf 0x0206: __do_copy_data+0xc BRNE ->0xfff6
_ZN6cojson5utils7abuffer3getERc+0x4f
sim.elf 0x0206: __do_copy_data+0xc CPU-waitstate
sim.elf 0x01fe: __do_copy_data+0x8 Invalid Instruction!
----------- listing --------------
000001ee <__do_copy_data>:
1ee: 17 e0 ldi r17, 0x07 ; 7
1f0: a0 e0 ldi r26, 0x00 ; 0
1f2: b1 e0 ldi r27, 0x01 ; 1
1f4: ec ea ldi r30, 0xAC ; 172
1f6: f3 e4 ldi r31, 0x43 ; 67
1f8: 00 e0 ldi r16, 0x00 ; 0
1fa: 0b bf out 0x3b, r16 ; 59
1fc: 02 c0 rjmp .+4 ; 0x202
<__do_copy_data+0x14>
1fe: 07 90 elpm r0, Z+
200: 0d 92 st X+, r0
202: a0 39 cpi r26, 0x90 ; 144
204: b1 07 cpc r27, r17
206: d9 f7 brne .-10 ; 0x1fe
<__do_copy_data+0x10>
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