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- /*
- * Copyright 2022-2023 The OpenSSL Project Authors. All Rights Reserved.
- *
- * Licensed under the Apache License 2.0 (the "License"). You may not use
- * this file except in compliance with the License. You can obtain a copy
- * in the file LICENSE in the source distribution or at
- * https://www.openssl.org/source/license.html
- */
- #ifndef OSSL_CRYPTO_RISCV_ARCH_H
- # define OSSL_CRYPTO_RISCV_ARCH_H
- # include <ctype.h>
- # include <stdint.h>
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) +1
- extern uint32_t OPENSSL_riscvcap_P[ ((
- # include "riscv_arch.def"
- ) + sizeof(uint32_t) - 1) / sizeof(uint32_t) ];
- # ifdef OPENSSL_RISCVCAP_IMPL
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) +1
- uint32_t OPENSSL_riscvcap_P[ ((
- # include "riscv_arch.def"
- ) + sizeof(uint32_t) - 1) / sizeof(uint32_t) ];
- # endif
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) \
- static inline int RISCV_HAS_##NAME(void) \
- { \
- return (OPENSSL_riscvcap_P[INDEX] & (1 << BIT_INDEX)) != 0; \
- }
- # include "riscv_arch.def"
- struct RISCV_capability_s {
- const char *name;
- size_t index;
- size_t bit_offset;
- };
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) +1
- extern const struct RISCV_capability_s RISCV_capabilities[
- # include "riscv_arch.def"
- ];
- # ifdef OPENSSL_RISCVCAP_IMPL
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) \
- { #NAME, INDEX, BIT_INDEX },
- const struct RISCV_capability_s RISCV_capabilities[] = {
- # include "riscv_arch.def"
- };
- # endif
- # define RISCV_DEFINE_CAP(NAME, INDEX, BIT_INDEX) +1
- static const size_t kRISCVNumCaps =
- # include "riscv_arch.def"
- ;
- /* Extension combination tests. */
- #define RISCV_HAS_ZBB_AND_ZBC() (RISCV_HAS_ZBB() && RISCV_HAS_ZBC())
- #define RISCV_HAS_ZBKB_AND_ZKND_AND_ZKNE() (RISCV_HAS_ZBKB() && RISCV_HAS_ZKND() && RISCV_HAS_ZKNE())
- #define RISCV_HAS_ZKND_AND_ZKNE() (RISCV_HAS_ZKND() && RISCV_HAS_ZKNE())
- #endif
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