[zkvm] Precompiles refactor#2209

Draft

dhil wants to merge 21 commits intomainfrom

dhil/zkvm-precompiles

Commits on May 5, 2026

Add zkVM (RISC-V) cross-compilation target

mkolosick
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claude
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Add zkvm_accelerators and add shim to call out to them in category/zkvm/src/precompiles_impl.cpp
mkolosick
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build zkvm native static lib
mkolosick
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ecrecover precompile
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sha256 precompile

dhil
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mkolosick
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ripemd160 precompile

dhil
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mkolosick
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expmod precompile

dhil
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ecadd precompile

dhil
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mkolosick
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ecmul precompile

dhil
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mkolosick
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snarkv precompile

dhil
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mkolosick
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blake2bf precompile

dhil
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mkolosick
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point_evaluation precompile

dhil
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mkolosick
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bls12_g1_add precompile

dhil
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mkolosick
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bls12_g1_msm precompile

dhil
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bls12_g2_add precompile

dhil
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mkolosick
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bls12_g2_msm precompile

dhil
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bls12_pairing_check precompile

dhil
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bls12_map_fp_to_g1 precompile

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bls12_map_fp2_to_g2 precompile

dhil
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p256_verify precompile

dhil
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mkolosick
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identity precompile

dhil
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mkolosick
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