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Speed Opt #6

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fl4p opened this issue Nov 3, 2023 · 4 comments

Owner

fl4p commented Nov 3, 2023 •

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https://docs.espressif.com/projects/esp-idf/en/latest/esp32c6/api-guides/performance/speed.html
profile using JTAG
Interrupt based profiler (esp32-semihosting-profiler)

Owner Author

fl4p commented Nov 3, 2023

https://github.com/Carbon225/esp32-perfmon

Owner Author

fl4p commented Nov 30, 2023

this is the callstack sampler using timer interrupts:
https://github.com/LiluSoft/esp32-semihosting-profiler

Owner Author

fl4p commented Nov 29, 2024

Semihosting profiler has been added.

To configure, create /littlefs/conf/pprof.conf:

sprofiler_hz=100

The firmeware will start profiling at start-up if it detects a debugger connected with esp_cpu_dbgr_is_attached()

see https://github.com/fl4p/fugu-mppt-firmware/blob/main/doc/dev-notes/performance%20profiling.md

fl4p closed this as completed

fl4p reopened this

Owner Author

fl4p commented Dec 1, 2024

https://github.com/espressif/idf-extra-components/tree/master/iqmath
convert float math to fixed-point

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