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[(set EFLAGS, (X86bt GR16:$src1, GR16:$src2))]>, OpSize, TB;
def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, GR32:$src2))]>, TB;
// Unlike with the register+register form, the memory+register form of the
// bt instruction does not ignore the high bits of the index. From ISel's
// perspective, this is pretty bizarre. Make these instructions disassembly
// only for now.
def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
// [(X86bt (loadi16 addr:$src1), GR16:$src2),
// (implicit EFLAGS)]
[]
>, OpSize, TB, Requires<[FastBTMem]>;
def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
// [(X86bt (loadi32 addr:$src1), GR32:$src2),
// (implicit EFLAGS)]
[]
>, TB, Requires<[FastBTMem]>;
def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR16:$src1, i16immSExt8:$src2))]>,
OpSize, TB;
def BT32ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt GR32:$src1, i32immSExt8:$src2))]>, TB;
// Note that these instructions don't need FastBTMem because that
// only applies when the other operand is in a register. When it's
// an immediate, bt is still fast.
def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bt{w}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi16 addr:$src1), i16immSExt8:$src2))
]>, OpSize, TB;
def BT32mi8 : Ii8<0xBA, MRM4m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"bt{l}\t{$src2, $src1|$src1, $src2}",
[(set EFLAGS, (X86bt (loadi32 addr:$src1), i32immSExt8:$src2))
]>, TB;
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def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btc{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btc{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"btr{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"btr{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2),
"bts{w}\t{$src2, $src1|$src1, $src2}", []>, OpSize, TB;
def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2),
"bts{l}\t{$src2, $src1|$src1, $src2}", []>, TB;
} // Defs = [EFLAGS]
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//===----------------------------------------------------------------------===//
// Atomic support
//
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// Atomic swap. These are just normal xchg instructions. But since a memory
// operand is referenced, the atomicity is ensured.
def XCHG8rm : I<0x86, MRMSrcMem, (outs GR8:$dst), (ins GR8:$val, i8mem:$ptr),
"xchg{b}\t{$val, $ptr|$ptr, $val}",
[(set GR8:$dst, (atomic_swap_8 addr:$ptr, GR8:$val))]>;
def XCHG16rm : I<0x87, MRMSrcMem, (outs GR16:$dst),
(ins GR16:$val, i16mem:$ptr),
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"xchg{w}\t{$val, $ptr|$ptr, $val}",
[(set GR16:$dst, (atomic_swap_16 addr:$ptr, GR16:$val))]>,
OpSize;
def XCHG32rm : I<0x87, MRMSrcMem, (outs GR32:$dst),
(ins GR32:$val, i32mem:$ptr),
"xchg{l}\t{$val, $ptr|$ptr, $val}",
[(set GR32:$dst, (atomic_swap_32 addr:$ptr, GR32:$val))]>;
def XCHG64rm : RI<0x87, MRMSrcMem, (outs GR64:$dst),
(ins GR64:$val,i64mem:$ptr),
"xchg{q}\t{$val, $ptr|$ptr, $val}",
[(set GR64:$dst, (atomic_swap_64 addr:$ptr, GR64:$val))]>;
def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src),
"xchg{b}\t{$val, $src|$src, $val}", []>;
def XCHG16rr : I<0x87, MRMSrcReg, (outs GR16:$dst), (ins GR16:$val, GR16:$src),
"xchg{w}\t{$val, $src|$src, $val}", []>, OpSize;
def XCHG32rr : I<0x87, MRMSrcReg, (outs GR32:$dst), (ins GR32:$val, GR32:$src),
"xchg{l}\t{$val, $src|$src, $val}", []>;
def XCHG64rr : RI<0x87, MRMSrcReg, (outs GR64:$dst), (ins GR64:$val,GR64:$src),
"xchg{q}\t{$val, $src|$src, $val}", []>;
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}
def XCHG16ar : I<0x90, AddRegFrm, (outs), (ins GR16:$src),
"xchg{w}\t{$src, %ax|%ax, $src}", []>, OpSize;
def XCHG32ar : I<0x90, AddRegFrm, (outs), (ins GR32:$src),
"xchg{l}\t{$src, %eax|%eax, $src}", []>;
def XCHG64ar : RI<0x90, AddRegFrm, (outs), (ins GR64:$src),
"xchg{q}\t{$src, %rax|%rax, $src}", []>;
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def XADD8rr : I<0xC0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
"xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD16rr : I<0xC1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD64rr : RI<0xC1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
let mayLoad = 1, mayStore = 1 in {
def XADD8rm : I<0xC0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
"xadd{b}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD16rm : I<0xC1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"xadd{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def XADD32rm : I<0xC1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"xadd{l}\t{$src, $dst|$dst, $src}", []>, TB;
def XADD64rm : RI<0xC1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src),
"cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG16rr : I<0xB1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src),
"cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src),
"cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG64rr : RI<0xB1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
let mayLoad = 1, mayStore = 1 in {
def CMPXCHG8rm : I<0xB0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src),
"cmpxchg{b}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG16rm : I<0xB1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src),
"cmpxchg{w}\t{$src, $dst|$dst, $src}", []>, TB, OpSize;
def CMPXCHG32rm : I<0xB1, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src),
"cmpxchg{l}\t{$src, $dst|$dst, $src}", []>, TB;
def CMPXCHG64rm : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
let Defs = [EAX, EDX, EFLAGS], Uses = [EAX, EBX, ECX, EDX] in
def CMPXCHG8B : I<0xC7, MRM1m, (outs), (ins i64mem:$dst),
"cmpxchg8b\t$dst", []>, TB;
let Defs = [RAX, RDX, EFLAGS], Uses = [RAX, RBX, RCX, RDX] in
def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst),
"cmpxchg16b\t$dst", []>, TB;
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// Lock instruction prefix
def LOCK_PREFIX : I<0xF0, RawFrm, (outs), (ins), "lock", []>;
// Repeat string operation instruction prefixes
// These uses the DF flag in the EFLAGS register to inc or dec ECX
let Defs = [ECX], Uses = [ECX,EFLAGS] in {
// Repeat (used with INS, OUTS, MOVS, LODS and STOS)
def REP_PREFIX : I<0xF3, RawFrm, (outs), (ins), "rep", []>;
// Repeat while not equal (used with CMPS and SCAS)
def REPNE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "repne", []>;
}
// String manipulation instructions
def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", []>;
def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", []>, OpSize;
def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", []>;
def LODSQ : RI<0xAD, RawFrm, (outs), (ins), "lodsq", []>;
def OUTSB : I<0x6E, RawFrm, (outs), (ins), "outsb", []>;
def OUTSW : I<0x6F, RawFrm, (outs), (ins), "outsw", []>, OpSize;
def OUTSD : I<0x6F, RawFrm, (outs), (ins), "outs{l|d}", []>;
// Flag instructions
def CLC : I<0xF8, RawFrm, (outs), (ins), "clc", []>;
def STC : I<0xF9, RawFrm, (outs), (ins), "stc", []>;
def CLI : I<0xFA, RawFrm, (outs), (ins), "cli", []>;
def STI : I<0xFB, RawFrm, (outs), (ins), "sti", []>;
def CLD : I<0xFC, RawFrm, (outs), (ins), "cld", []>;
def STD : I<0xFD, RawFrm, (outs), (ins), "std", []>;
def CMC : I<0xF5, RawFrm, (outs), (ins), "cmc", []>;
def CLTS : I<0x06, RawFrm, (outs), (ins), "clts", []>, TB;
// Table lookup instructions
def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", []>;
//===----------------------------------------------------------------------===//
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committed
// Subsystems.
//===----------------------------------------------------------------------===//
include "X86InstrArithmetic.td"
include "X86Instr64bit.td"
include "X86InstrCMovSetCC.td"
include "X86InstrExtension.td"
include "X86InstrControl.td"
include "X86InstrShiftRotate.td"
// X87 Floating Point Stack.
include "X86InstrFPStack.td"
// SIMD support (SSE, MMX and AVX)
include "X86InstrFragmentsSIMD.td"
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// FMA - Fused Multiply-Add support (requires FMA)
include "X86InstrFMA.td"
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// SSE, MMX and 3DNow! vector support.
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include "X86InstrSSE.td"
include "X86InstrMMX.td"
include "X86Instr3DNow.td"
include "X86InstrVMX.td"
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// System instructions.
include "X86InstrSystem.td"
// Compiler Pseudo Instructions and Pat Patterns
include "X86InstrCompiler.td"