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