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RISC-V: auto-detect and use vector code for all RandomX AES functions

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SChernykh
2025-12-27 21:30:14 +01:00
parent f661e1eb30
commit e1efd3dc7f
6 changed files with 463 additions and 199 deletions
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12
src/crypto/randomx/jit_compiler_rv64_vector.cpp
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@@ -235,9 +235,17 @@ static void imm_to_x5(uint32_t imm, uint8_t*& p)
return;
}
// lui x5, imm_hi
if (imm_hi < (32 << 12)) {
//c.lui x5, imm_hi
emit16(0x6281 + (imm_hi >> 10));
}
else {
// lui x5, imm_hi
emit32(0x000002B7 + imm_hi);
}
// addiw x5, x5, imm_lo
emit64(0x0002829B000002B7ULL | imm_hi | (static_cast<uint64_t>(imm_lo) << 52))
emit32(0x0002829B | (imm_lo << 20));
}
static void loadFromScratchpad(uint32_t src, uint32_t dst, uint32_t mod, uint32_t imm, uint8_t*& p)