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esp32-c6 riscv instructions set

Posted: Wed Jul 15, 2026 12:37 pm
by watchdog40
Hello.
Where can I find the list of RISC-V assembly instructions supported by the ESP32-C6?
The Zba extension and the `sh2add` instruction are accepted by the compiler, but the `sh2add` instruction fails at runtime (unless I am mistaken).
Thanck.

Re: esp32-c6 riscv instructions set

Posted: Wed Jul 15, 2026 1:07 pm
by MicroController
The TRM says
RISC-V instruction set architecture (ISA) comprising base integer (I), multiplication/division (M), atomic (A) and compressed (C) standard extensions

[...]

RISC-V RV32IMAC ISA

Re: esp32-c6 riscv instructions set

Posted: Thu Jul 16, 2026 1:00 pm
by watchdog40
Thanks.