Stack decoder script #8661
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Stack decoder script #8661
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#include <Arduino.h>
int* somewhere { nullptr };
void setup() {
delay(5000);
Serial.begin(115200);
Serial.printf("%d\n", *somewhere);
}
void loop() {
}> decoder.py --toolchain-path ~/.platformio/packages/toolchain-xtensa/ --elf-path .pio/build/d1_mini/firmware.elf stack.txt
Exception (28) - LoadProhibited: A load referenced a page mapped with an attribute that does not permit loads
epc1=0x4020105f: setup at /home/runner/dev/arduino8661/src/main.cpp:8
0x402018d9: esp_delay at /home/runner/.platformio/packages/framework-arduinoespressif8266@src-31d658a59f41540201fc3726a1394910/cores/esp8266/core_esp8266_main.cpp:158
0x40201055: setup at /home/runner/dev/arduino8661/src/main.cpp:8
0x40201954: loop_wrapper() at /home/runner/.platformio/packages/framework-arduinoespressif8266@src-31d658a59f41540201fc3726a1394910/cores/esp8266/core_esp8266_main.cpp:244
0x40100c39: cont_wrapper at ??:? |
either for when tools are already in PATH or, using `pio pkg exec --package toolchain-xtensa python decoder.py ...` (where package is a full version spec for pio registry)
hasenradball
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to hasenradball/Arduino
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Nov 18, 2024
* stack decoder * +x * cut here * last alloc explain, line breaks * capture * print ctx line * ...and dont ignore sp * non-hyphenated arg for elf, toolchain path to bin/ either for when tools are already in PATH or, using `pio pkg exec --package toolchain-xtensa python decoder.py ...` (where package is a full version spec for pio registry)
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subj
Needs toolchain path, elf path, and the postmortem either as a file or piped into stdin
Not as colorful as java decoder, though. Like monitor filter, tries to 'update' already existing data with our knowledge of addresses and source locations.
Based on the code from
Defaults to addr2line, which seems to be working just fine.
Optional GDB
infooutput(could be
list, but I hope if there's an easier way than to parse it yet again like java version does)resolves #6310 , but probably needs some mention in the documentation