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// This file is part of AsmJit project <https://asmjit.com>
//
// See asmjit.h or LICENSE.md for license and copyright information
// SPDX-License-Identifier: Zlib
#ifndef ASMJIT_ARM_A64INSTDB_H_INCLUDED
#define ASMJIT_ARM_A64INSTDB_H_INCLUDED
#include "../arm/a64globals.h"
ASMJIT_BEGIN_SUB_NAMESPACE(a64)
//! \addtogroup asmjit_a64
//! \{
//! Instruction database (AArch64).
namespace InstDB {
//! Instruction flags.
enum InstFlags : uint32_t {
//! The instruction provides conditional execution.
kInstFlagCond = 0x00000001u,
//! SIMD instruction that processes elements in pairs.
kInstFlagPair = 0x00000002u,
//! SIMD instruction that does widening (Long).
kInstFlagLong = 0x00000004u,
//! SIMD instruction that does narrowing (Narrow).
kInstFlagNarrow = 0x00000008u,
//! SIMD element access of half-words can only be used with v0..15.
kInstFlagVH0_15 = 0x00000010u,
//! Instruction may consecutive registers if the number of operands is greater than 2.
kInstFlagConsecutive = 0x00000080u
};
//! Instruction information (AArch64).
struct InstInfo {
//! Instruction encoding type.
uint32_t _encoding : 8;
//! Index to data specific to each encoding type.
uint32_t _encodingDataIndex : 8;
uint32_t _reserved : 16;
uint16_t _rwInfoIndex;
uint16_t _flags;
//! \name Accessors
//! \{
inline uint32_t rwInfoIndex() const noexcept { return _rwInfoIndex; }
inline uint32_t flags() const noexcept { return _flags; }
inline bool hasFlag(uint32_t flag) const { return (_flags & flag) != 0; }
//! \}
};
ASMJIT_VARAPI const InstInfo _instInfoTable[];
static inline const InstInfo& infoById(InstId instId) noexcept {
instId &= uint32_t(InstIdParts::kRealId);
ASMJIT_ASSERT(Inst::isDefinedId(instId));
return _instInfoTable[instId];
}
} // {InstDB}
//! \}
ASMJIT_END_SUB_NAMESPACE
#endif // ASMJIT_ARM_A64INSTDB_H_INCLUDED
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