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343 lines
18 KiB
343 lines
18 KiB
4 years ago
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// AsmJit - Machine code generation for C++
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//
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// * Official AsmJit Home Page: https://asmjit.com
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// * Official Github Repository: https://github.com/asmjit/asmjit
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//
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// Copyright (c) 2008-2020 The AsmJit Authors
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//
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// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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//
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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//
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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#ifndef ASMJIT_X86_X86INSTDB_P_H_INCLUDED
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#define ASMJIT_X86_X86INSTDB_P_H_INCLUDED
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#include "../x86/x86instdb.h"
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ASMJIT_BEGIN_SUB_NAMESPACE(x86)
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//! \cond INTERNAL
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//! \addtogroup asmjit_x86
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//! \{
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namespace InstDB {
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// ============================================================================
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// [asmjit::x86::InstDB::Encoding]
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// ============================================================================
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//! Instruction encoding (X86).
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//!
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//! This is a specific identifier that is used by AsmJit to describe the way
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//! each instruction is encoded. Some encodings are special only for a single
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//! instruction as X86 instruction set contains a lot of legacy encodings, and
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//! some encodings describe a group of instructions that share some commons,
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//! like MMX, SSE, AVX, AVX512 instructions, etc...
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enum EncodingId : uint32_t {
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kEncodingNone = 0, //!< Never used.
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kEncodingX86Op, //!< X86 [OP].
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kEncodingX86Op_Mod11RM, //!< X86 [OP] (opcode with ModRM byte where MOD must be 11b).
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kEncodingX86Op_Mod11RM_I8, //!< X86 [OP] (opcode with ModRM byte + 8-bit immediate).
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kEncodingX86Op_xAddr, //!< X86 [OP] (implicit address in the first register operand).
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kEncodingX86Op_xAX, //!< X86 [OP] (implicit or explicit '?AX' form).
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kEncodingX86Op_xDX_xAX, //!< X86 [OP] (implicit or explicit '?DX, ?AX' form).
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kEncodingX86Op_MemZAX, //!< X86 [OP] (implicit or explicit '[EAX|RAX]' form).
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kEncodingX86I_xAX, //!< X86 [I] (implicit or explicit '?AX' form).
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kEncodingX86M, //!< X86 [M] (handles 2|4|8-bytes size).
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kEncodingX86M_NoMemSize, //!< X86 [M] (handles 2|4|8-bytes size, but doesn't consider memory size).
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kEncodingX86M_NoSize, //!< X86 [M] (doesn't handle any size).
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kEncodingX86M_GPB, //!< X86 [M] (handles single-byte size).
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kEncodingX86M_GPB_MulDiv, //!< X86 [M] (like GPB, handles implicit|explicit MUL|DIV|IDIV).
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kEncodingX86M_Only, //!< X86 [M] (restricted to memory operand of any size).
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kEncodingX86M_Only_EDX_EAX, //!< X86 [M] (memory operand only, followed by implicit <edx> and <eax>).
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kEncodingX86M_Nop, //!< X86 [M] (special case of NOP instruction).
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kEncodingX86R_Native, //!< X86 [R] (register must be either 32-bit or 64-bit depending on arch).
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kEncodingX86R_FromM, //!< X86 [R] - which specifies memory address.
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kEncodingX86R32_EDX_EAX, //!< X86 [R32] followed by implicit EDX and EAX.
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kEncodingX86Rm, //!< X86 [RM] (doesn't handle single-byte size).
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kEncodingX86Rm_Raw66H, //!< X86 [RM] (used by LZCNT, POPCNT, and TZCNT).
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kEncodingX86Rm_NoSize, //!< X86 [RM] (doesn't add REX.W prefix if 64-bit reg is used).
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kEncodingX86Mr, //!< X86 [MR] (doesn't handle single-byte size).
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kEncodingX86Mr_NoSize, //!< X86 [MR] (doesn't handle any size).
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kEncodingX86Arith, //!< X86 adc, add, and, cmp, or, sbb, sub, xor.
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kEncodingX86Bswap, //!< X86 bswap.
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kEncodingX86Bt, //!< X86 bt, btc, btr, bts.
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kEncodingX86Call, //!< X86 call.
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kEncodingX86Cmpxchg, //!< X86 [MR] cmpxchg.
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kEncodingX86Cmpxchg8b_16b, //!< X86 [MR] cmpxchg8b, cmpxchg16b.
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kEncodingX86Crc, //!< X86 crc32.
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kEncodingX86Enter, //!< X86 enter.
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kEncodingX86Imul, //!< X86 imul.
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kEncodingX86In, //!< X86 in.
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kEncodingX86Ins, //!< X86 ins[b|q|d].
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kEncodingX86IncDec, //!< X86 inc, dec.
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kEncodingX86Int, //!< X86 int (interrupt).
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kEncodingX86Jcc, //!< X86 jcc.
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kEncodingX86JecxzLoop, //!< X86 jcxz, jecxz, jrcxz, loop, loope, loopne.
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kEncodingX86Jmp, //!< X86 jmp.
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kEncodingX86JmpRel, //!< X86 xbegin.
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kEncodingX86LcallLjmp, //!< X86 lcall/ljmp.
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kEncodingX86Lea, //!< X86 lea.
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kEncodingX86Mov, //!< X86 mov (all possible cases).
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kEncodingX86Movabs, //!< X86 movabs.
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kEncodingX86MovsxMovzx, //!< X86 movsx, movzx.
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kEncodingX86MovntiMovdiri, //!< X86 movnti/movdiri.
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kEncodingX86EnqcmdMovdir64b, //!< X86 enqcmd/enqcmds/movdir64b.
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kEncodingX86Out, //!< X86 out.
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kEncodingX86Outs, //!< X86 out[b|w|d].
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kEncodingX86Push, //!< X86 push.
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kEncodingX86Pop, //!< X86 pop.
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kEncodingX86Ret, //!< X86 ret.
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kEncodingX86Rot, //!< X86 rcl, rcr, rol, ror, sal, sar, shl, shr.
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kEncodingX86Set, //!< X86 setcc.
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kEncodingX86ShldShrd, //!< X86 shld, shrd.
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kEncodingX86StrRm, //!< X86 lods.
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kEncodingX86StrMr, //!< X86 scas, stos.
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kEncodingX86StrMm, //!< X86 cmps, movs.
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kEncodingX86Test, //!< X86 test.
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kEncodingX86Xadd, //!< X86 xadd.
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kEncodingX86Xchg, //!< X86 xchg.
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kEncodingX86Fence, //!< X86 lfence, mfence, sfence.
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kEncodingX86Bndmov, //!< X86 [RM|MR] (used by BNDMOV).
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kEncodingFpuOp, //!< FPU [OP].
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kEncodingFpuArith, //!< FPU fadd, fdiv, fdivr, fmul, fsub, fsubr.
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kEncodingFpuCom, //!< FPU fcom, fcomp.
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kEncodingFpuFldFst, //!< FPU fld, fst, fstp.
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kEncodingFpuM, //!< FPU fiadd, ficom, ficomp, fidiv, fidivr, fild, fimul, fist, fistp, fisttp, fisub, fisubr.
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kEncodingFpuR, //!< FPU fcmov, fcomi, fcomip, ffree, fucom, fucomi, fucomip, fucomp, fxch.
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kEncodingFpuRDef, //!< FPU faddp, fdivp, fdivrp, fmulp, fsubp, fsubrp.
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kEncodingFpuStsw, //!< FPU fnstsw, Fstsw.
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kEncodingExtRm, //!< EXT [RM].
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kEncodingExtRm_XMM0, //!< EXT [RM<XMM0>].
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kEncodingExtRm_ZDI, //!< EXT [RM<ZDI>].
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kEncodingExtRm_P, //!< EXT [RM] (propagates 66H if the instruction uses XMM register).
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kEncodingExtRm_Wx, //!< EXT [RM] (propagates REX.W if GPQ is used or the second operand is GPQ/QWORD_PTR).
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kEncodingExtRm_Wx_GpqOnly, //!< EXT [RM] (propagates REX.W if the first operand is GPQ register).
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kEncodingExtRmRi, //!< EXT [RM|RI].
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kEncodingExtRmRi_P, //!< EXT [RM|RI] (propagates 66H if the instruction uses XMM register).
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kEncodingExtRmi, //!< EXT [RMI].
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kEncodingExtRmi_P, //!< EXT [RMI] (propagates 66H if the instruction uses XMM register).
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kEncodingExtPextrw, //!< EXT pextrw.
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kEncodingExtExtract, //!< EXT pextrb, pextrd, pextrq, extractps.
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kEncodingExtMov, //!< EXT mov?? - #1:[MM|XMM, MM|XMM|Mem] #2:[MM|XMM|Mem, MM|XMM].
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kEncodingExtMovbe, //!< EXT movbe.
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kEncodingExtMovd, //!< EXT movd.
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kEncodingExtMovq, //!< EXT movq.
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kEncodingExtExtrq, //!< EXT extrq (SSE4A).
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kEncodingExtInsertq, //!< EXT insrq (SSE4A).
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kEncodingExt3dNow, //!< EXT [RMI] (3DNOW specific).
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kEncodingVexOp, //!< VEX [OP].
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kEncodingVexOpMod, //!< VEX [OP] with MODR/M.
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kEncodingVexKmov, //!< VEX [RM|MR] (used by kmov[b|w|d|q]).
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kEncodingVexR_Wx, //!< VEX|EVEX [R] (propagatex VEX.W if GPQ used).
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kEncodingVexM, //!< VEX|EVEX [M].
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kEncodingVexM_VM, //!< VEX|EVEX [M] (propagates VEX|EVEX.L, VSIB support).
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kEncodingVexMr_Lx, //!< VEX|EVEX [MR] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexMr_VM, //!< VEX|EVEX [MR] (VSIB support).
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kEncodingVexMri, //!< VEX|EVEX [MRI].
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kEncodingVexMri_Lx, //!< VEX|EVEX [MRI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexMri_Vpextrw, //!< VEX|EVEX [MRI] (special case required by VPEXTRW instruction).
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kEncodingVexRm, //!< VEX|EVEX [RM].
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kEncodingVexRm_ZDI, //!< VEX|EVEX [RM<ZDI>].
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kEncodingVexRm_Wx, //!< VEX|EVEX [RM] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexRm_Lx, //!< VEX|EVEX [RM] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRm_Lx_Narrow, //!< VEX|EVEX [RM] (the destination vector size is narrowed).
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kEncodingVexRm_Lx_Bcst, //!< VEX|EVEX [RM] (can handle broadcast r32/r64).
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kEncodingVexRm_VM, //!< VEX|EVEX [RM] (propagates VEX|EVEX.L, VSIB support).
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kEncodingVexRm_T1_4X, //!< EVEX [RM] (used by NN instructions that use RM-T1_4X encoding).
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kEncodingVexRmi, //!< VEX|EVEX [RMI].
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kEncodingVexRmi_Wx, //!< VEX|EVEX [RMI] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexRmi_Lx, //!< VEX|EVEX [RMI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvm, //!< VEX|EVEX [RVM].
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kEncodingVexRvm_Wx, //!< VEX|EVEX [RVM] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexRvm_ZDX_Wx, //!< VEX|EVEX [RVM<ZDX>] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexRvm_Lx, //!< VEX|EVEX [RVM] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvm_Lx_KEvex, //!< VEX|EVEX [RVM] (forces EVEX prefix if K register is used on destination).
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kEncodingVexRvm_Lx_2xK, //!< VEX|EVEX [RVM] (vp2intersectd/vp2intersectq).
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kEncodingVexRvmr, //!< VEX|EVEX [RVMR].
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kEncodingVexRvmr_Lx, //!< VEX|EVEX [RVMR] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmi, //!< VEX|EVEX [RVMI].
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kEncodingVexRvmi_KEvex, //!< VEX|EVEX [RVMI] (forces EVEX prefix if K register is used on destination).
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kEncodingVexRvmi_Lx, //!< VEX|EVEX [RVMI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmi_Lx_KEvex, //!< VEX|EVEX [RVMI] (forces EVEX prefix if K register is used on destination).
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kEncodingVexRmv, //!< VEX|EVEX [RMV].
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kEncodingVexRmv_Wx, //!< VEX|EVEX [RMV] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexRmv_VM, //!< VEX|EVEX [RMV] (propagates VEX|EVEX.L, VSIB support).
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kEncodingVexRmvRm_VM, //!< VEX|EVEX [RMV|RM] (propagates VEX|EVEX.L, VSIB support).
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kEncodingVexRmvi, //!< VEX|EVEX [RMVI].
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kEncodingVexRmMr, //!< VEX|EVEX [RM|MR].
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kEncodingVexRmMr_Lx, //!< VEX|EVEX [RM|MR] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmRmv, //!< VEX|EVEX [RVM|RMV].
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kEncodingVexRvmRmi, //!< VEX|EVEX [RVM|RMI].
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kEncodingVexRvmRmi_Lx, //!< VEX|EVEX [RVM|RMI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmRmvRmi, //!< VEX|EVEX [RVM|RMV|RMI].
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kEncodingVexRvmMr, //!< VEX|EVEX [RVM|MR].
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kEncodingVexRvmMvr, //!< VEX|EVEX [RVM|MVR].
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kEncodingVexRvmMvr_Lx, //!< VEX|EVEX [RVM|MVR] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmVmi, //!< VEX|EVEX [RVM|VMI].
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kEncodingVexRvmVmi_Lx, //!< VEX|EVEX [RVM|VMI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvmVmi_Lx_MEvex, //!< VEX|EVEX [RVM|VMI] (propagates EVEX if the second operand is memory).
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kEncodingVexVm, //!< VEX|EVEX [VM].
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kEncodingVexVm_Wx, //!< VEX|EVEX [VM] (propagates VEX|EVEX.W if GPQ used).
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kEncodingVexVmi, //!< VEX|EVEX [VMI].
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kEncodingVexVmi_Lx, //!< VEX|EVEX [VMI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexVmi4_Wx, //!< VEX|EVEX [VMI] (propagates VEX|EVEX.W if GPQ used, DWORD Immediate).
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kEncodingVexVmi_Lx_MEvex, //!< VEX|EVEX [VMI] (force EVEX prefix when the second operand is memory)
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kEncodingVexRvrmRvmr, //!< VEX|EVEX [RVRM|RVMR].
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kEncodingVexRvrmRvmr_Lx, //!< VEX|EVEX [RVRM|RVMR] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexRvrmiRvmri_Lx, //!< VEX|EVEX [RVRMI|RVMRI] (propagates VEX|EVEX.L if YMM used).
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kEncodingVexMovdMovq, //!< VEX|EVEX vmovd, vmovq.
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kEncodingVexMovssMovsd, //!< VEX|EVEX vmovss, vmovsd.
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kEncodingFma4, //!< FMA4 [R, R, R/M, R/M].
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kEncodingFma4_Lx, //!< FMA4 [R, R, R/M, R/M] (propagates AVX.L if YMM used).
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kEncodingAmxCfg, //!< AMX ldtilecfg/sttilecfg.
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kEncodingAmxR, //!< AMX [R] - tilezero.
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kEncodingAmxRm, //!< AMX tileloadd/tileloaddt1.
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kEncodingAmxMr, //!< AMX tilestored.
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kEncodingAmxRmv, //!< AMX instructions that use TMM registers.
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kEncodingCount //!< Count of instruction encodings.
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};
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// ============================================================================
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// [asmjit::x86::InstDB - CommonInfoTableB]
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// ============================================================================
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//! CPU extensions required to execute instruction.
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struct CommonInfoTableB {
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//! Features vector.
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uint8_t _features[6];
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//! Index to `_rwFlagsTable`.
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uint8_t _rwFlagsIndex;
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//! Reserved for future use.
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uint8_t _reserved;
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inline const uint8_t* featuresBegin() const noexcept { return _features; }
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inline const uint8_t* featuresEnd() const noexcept { return _features + ASMJIT_ARRAY_SIZE(_features); }
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};
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// ============================================================================
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// [asmjit::x86::InstDB - InstNameIndex]
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// ============================================================================
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// ${NameLimits:Begin}
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// ------------------- Automatically generated, do not edit -------------------
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enum : uint32_t { kMaxNameSize = 17 };
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// ----------------------------------------------------------------------------
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// ${NameLimits:End}
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struct InstNameIndex {
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uint16_t start;
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uint16_t end;
|
||
|
|
};
|
||
|
|
|
||
|
|
// ============================================================================
|
||
|
|
// [asmjit::x86::InstDB - RWInfo]
|
||
|
|
// ============================================================================
|
||
|
|
|
||
|
|
struct RWInfo {
|
||
|
|
enum Category : uint8_t {
|
||
|
|
kCategoryGeneric,
|
||
|
|
kCategoryMov,
|
||
|
|
kCategoryMovabs,
|
||
|
|
kCategoryImul,
|
||
|
|
kCategoryMovh64,
|
||
|
|
kCategoryPunpcklxx,
|
||
|
|
kCategoryVmaskmov,
|
||
|
|
kCategoryVmovddup,
|
||
|
|
kCategoryVmovmskpd,
|
||
|
|
kCategoryVmovmskps,
|
||
|
|
kCategoryVmov1_2,
|
||
|
|
kCategoryVmov1_4,
|
||
|
|
kCategoryVmov1_8,
|
||
|
|
kCategoryVmov2_1,
|
||
|
|
kCategoryVmov4_1,
|
||
|
|
kCategoryVmov8_1
|
||
|
|
};
|
||
|
|
|
||
|
|
uint8_t category;
|
||
|
|
uint8_t rmInfo;
|
||
|
|
uint8_t opInfoIndex[6];
|
||
|
|
};
|
||
|
|
|
||
|
|
struct RWInfoOp {
|
||
|
|
uint64_t rByteMask;
|
||
|
|
uint64_t wByteMask;
|
||
|
|
uint8_t physId;
|
||
|
|
uint8_t reserved[3];
|
||
|
|
uint32_t flags;
|
||
|
|
};
|
||
|
|
|
||
|
|
//! R/M information.
|
||
|
|
//!
|
||
|
|
//! This data is used to replace register operand by a memory operand reliably.
|
||
|
|
struct RWInfoRm {
|
||
|
|
enum Category : uint8_t {
|
||
|
|
kCategoryNone = 0,
|
||
|
|
kCategoryFixed,
|
||
|
|
kCategoryConsistent,
|
||
|
|
kCategoryHalf,
|
||
|
|
kCategoryQuarter,
|
||
|
|
kCategoryEighth
|
||
|
|
};
|
||
|
|
|
||
|
|
enum Flags : uint8_t {
|
||
|
|
kFlagAmbiguous = 0x01
|
||
|
|
};
|
||
|
|
|
||
|
|
uint8_t category;
|
||
|
|
uint8_t rmOpsMask;
|
||
|
|
uint8_t fixedSize;
|
||
|
|
uint8_t flags;
|
||
|
|
uint8_t rmFeature;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct RWFlagsInfoTable {
|
||
|
|
//! CPU/FPU flags read.
|
||
|
|
uint32_t readFlags;
|
||
|
|
//! CPU/FPU flags written or undefined.
|
||
|
|
uint32_t writeFlags;
|
||
|
|
};
|
||
|
|
|
||
|
|
extern const uint8_t rwInfoIndexA[Inst::_kIdCount];
|
||
|
|
extern const uint8_t rwInfoIndexB[Inst::_kIdCount];
|
||
|
|
extern const RWInfo rwInfoA[];
|
||
|
|
extern const RWInfo rwInfoB[];
|
||
|
|
extern const RWInfoOp rwInfoOp[];
|
||
|
|
extern const RWInfoRm rwInfoRm[];
|
||
|
|
extern const RWFlagsInfoTable _rwFlagsInfoTable[];
|
||
|
|
|
||
|
|
// ============================================================================
|
||
|
|
// [asmjit::x86::InstDB::Tables]
|
||
|
|
// ============================================================================
|
||
|
|
|
||
|
|
extern const uint32_t _mainOpcodeTable[];
|
||
|
|
extern const uint32_t _altOpcodeTable[];
|
||
|
|
|
||
|
|
#ifndef ASMJIT_NO_TEXT
|
||
|
|
extern const char _nameData[];
|
||
|
|
extern const InstNameIndex instNameIndex[26];
|
||
|
|
#endif // !ASMJIT_NO_TEXT
|
||
|
|
|
||
|
|
extern const CommonInfoTableB _commonInfoTableB[];
|
||
|
|
|
||
|
|
} // {InstDB}
|
||
|
|
|
||
|
|
//! \}
|
||
|
|
//! \endcond
|
||
|
|
|
||
|
|
ASMJIT_END_SUB_NAMESPACE
|
||
|
|
|
||
|
|
#endif // ASMJIT_X86_X86INSTDB_P_H_INCLUDED
|