ESP32-P4 FPU

rma-31
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Joined: Sun Oct 08, 2017 5:07 pm

ESP32-P4 FPU

Postby rma-31 » Sat Dec 21, 2024 10:12 am

Does someone know if the ESP32-P4 has a single FPU shared among the two HS CPUs or if each HS CPU has its own FPU, so 2 FPUs?
Thx.

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ESP_krzychb
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Re: ESP32-P4 FPU

Postby ESP_krzychb » Sat Dec 21, 2024 10:56 am

Hi rma-31,
According to the preliminary version of the ESP32-P4 technical reference manual:
Each HP core implements the RISC-V standard single-precision floating-point instruction set extension ”RV32F”. The RV32F extension also provides its own register file and various CSRs for configuration and flag checking.

rma-31
Posts: 17
Joined: Sun Oct 08, 2017 5:07 pm

Re: ESP32-P4 FPU

Postby rma-31 » Sat Dec 21, 2024 8:36 pm

That means each core has its own I guess, great :)

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