llvm-6502/lib/Target/X86/X86InstrX86-64.td
Chris Lattner a066810681 add support for 128-bit integer add/sub
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37154 91177308-0d34-0410-b5e6-96231b3b80d8
2007-05-17 06:35:11 +00:00

1164 lines
58 KiB
C++

//====- X86InstrX86-64.td - Describe the X86 Instruction Set ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the Evan Cheng and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file describes the X86-64 instruction set, defining the instructions,
// and properties of the instructions which are needed for code generation,
// machine code emission, and analysis.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// Operand Definitions...
//
// 64-bits but only 32 bits are significant.
def i64i32imm : Operand<i64>;
// 64-bits but only 8 bits are significant.
def i64i8imm : Operand<i64>;
def lea64mem : Operand<i64> {
let PrintMethod = "printi64mem";
let MIOperandInfo = (ops GR64, i8imm, GR64, i32imm);
}
def lea64_32mem : Operand<i32> {
let PrintMethod = "printlea64_32mem";
let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm);
}
//===----------------------------------------------------------------------===//
// Complex Pattern Definitions...
//
def lea64addr : ComplexPattern<i64, 4, "SelectLEAAddr",
[add, mul, shl, or, frameindex, X86Wrapper],
[]>;
//===----------------------------------------------------------------------===//
// Instruction templates...
//
class RI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: I<o, F, ops, asm, pattern>, REX_W;
class RIi8 <bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: Ii8<o, F, ops, asm, pattern>, REX_W;
class RIi32 <bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: Ii32<o, F, ops, asm, pattern>, REX_W;
class RIi64<bits<8> o, Format f, dag ops, string asm, list<dag> pattern>
: X86Inst<o, f, Imm64, ops, asm>, REX_W {
let Pattern = pattern;
let CodeSize = 3;
}
class RSSI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: SSI<o, F, ops, asm, pattern>, REX_W;
class RSDI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: SDI<o, F, ops, asm, pattern>, REX_W;
class RPDI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
: PDI<o, F, ops, asm, pattern>, REX_W;
//===----------------------------------------------------------------------===//
// Pattern fragments...
//
def i64immSExt32 : PatLeaf<(i64 imm), [{
// i64immSExt32 predicate - True if the 64-bit immediate fits in a 32-bit
// sign extended field.
return (int64_t)N->getValue() == (int32_t)N->getValue();
}]>;
def i64immZExt32 : PatLeaf<(i64 imm), [{
// i64immZExt32 predicate - True if the 64-bit immediate fits in a 32-bit
// unsignedsign extended field.
return (uint64_t)N->getValue() == (uint32_t)N->getValue();
}]>;
def i64immSExt8 : PatLeaf<(i64 imm), [{
// i64immSExt8 predicate - True if the 64-bit immediate fits in a 8-bit
// sign extended field.
return (int64_t)N->getValue() == (int8_t)N->getValue();
}]>;
def sextloadi64i1 : PatFrag<(ops node:$ptr), (i64 (sextloadi1 node:$ptr))>;
def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>;
def zextloadi64i1 : PatFrag<(ops node:$ptr), (i64 (zextloadi1 node:$ptr))>;
def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>;
def extloadi64i1 : PatFrag<(ops node:$ptr), (i64 (extloadi1 node:$ptr))>;
def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>;
//===----------------------------------------------------------------------===//
// Instruction list...
//
def IMPLICIT_DEF_GR64 : I<0, Pseudo, (ops GR64:$dst),
"#IMPLICIT_DEF $dst",
[(set GR64:$dst, (undef))]>;
//===----------------------------------------------------------------------===//
// Call Instructions...
//
let isCall = 1, noResults = 1 in
// All calls clobber the non-callee saved registers...
let Defs = [RAX, RCX, RDX, RSI, RDI, R8, R9, R10, R11,
FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0,
MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15] in {
def CALL64pcrel32 : I<0xE8, RawFrm, (ops i64imm:$dst, variable_ops),
"call ${dst:call}", []>;
def CALL64r : I<0xFF, MRM2r, (ops GR64:$dst, variable_ops),
"call {*}$dst", [(X86call GR64:$dst)]>;
def CALL64m : I<0xFF, MRM2m, (ops i64mem:$dst, variable_ops),
"call {*}$dst", []>;
}
// Branches
let isBranch = 1, isTerminator = 1, noResults = 1, isBarrier = 1 in {
def JMP64r : I<0xFF, MRM4r, (ops GR64:$dst), "jmp{q} {*}$dst",
[(brind GR64:$dst)]>;
def JMP64m : I<0xFF, MRM4m, (ops i64mem:$dst), "jmp{q} {*}$dst",
[(brind (loadi64 addr:$dst))]>;
}
//===----------------------------------------------------------------------===//
// Miscellaneous Instructions...
//
def LEAVE64 : I<0xC9, RawFrm,
(ops), "leave", []>, Imp<[RBP,RSP],[RBP,RSP]>;
def POP64r : I<0x58, AddRegFrm,
(ops GR64:$reg), "pop{q} $reg", []>, Imp<[RSP],[RSP]>;
def LEA64_32r : I<0x8D, MRMSrcMem,
(ops GR32:$dst, lea64_32mem:$src),
"lea{l} {$src|$dst}, {$dst|$src}",
[(set GR32:$dst, lea32addr:$src)]>, Requires<[In64BitMode]>;
def LEA64r : RI<0x8D, MRMSrcMem, (ops GR64:$dst, lea64mem:$src),
"lea{q} {$src|$dst}, {$dst|$src}",
[(set GR64:$dst, lea64addr:$src)]>;
let isTwoAddress = 1 in
def BSWAP64r : RI<0xC8, AddRegFrm, (ops GR64:$dst, GR64:$src),
"bswap{q} $dst",
[(set GR64:$dst, (bswap GR64:$src))]>, TB;
// Exchange
def XCHG64rr : RI<0x87, MRMDestReg, (ops GR64:$src1, GR64:$src2),
"xchg{q} {$src2|$src1}, {$src1|$src2}", []>;
def XCHG64mr : RI<0x87, MRMDestMem, (ops i64mem:$src1, GR64:$src2),
"xchg{q} {$src2|$src1}, {$src1|$src2}", []>;
def XCHG64rm : RI<0x87, MRMSrcMem, (ops GR64:$src1, i64mem:$src2),
"xchg{q} {$src2|$src1}, {$src1|$src2}", []>;
// Repeat string ops
def REP_MOVSQ : RI<0xA5, RawFrm, (ops), "{rep;movsq|rep movsq}",
[(X86rep_movs i64)]>,
Imp<[RCX,RDI,RSI], [RCX,RDI,RSI]>, REP;
def REP_STOSQ : RI<0xAB, RawFrm, (ops), "{rep;stosq|rep stosq}",
[(X86rep_stos i64)]>,
Imp<[RAX,RCX,RDI], [RCX,RDI]>, REP;
//===----------------------------------------------------------------------===//
// Move Instructions...
//
def MOV64rr : RI<0x89, MRMDestReg, (ops GR64:$dst, GR64:$src),
"mov{q} {$src, $dst|$dst, $src}", []>;
def MOV64ri : RIi64<0xB8, AddRegFrm, (ops GR64:$dst, i64imm:$src),
"movabs{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, imm:$src)]>;
def MOV64ri32 : RIi32<0xC7, MRM0r, (ops GR64:$dst, i64i32imm:$src),
"mov{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, i64immSExt32:$src)]>;
def MOV64rm : RI<0x8B, MRMSrcMem, (ops GR64:$dst, i64mem:$src),
"mov{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (load addr:$src))]>;
def MOV64mr : RI<0x89, MRMDestMem, (ops i64mem:$dst, GR64:$src),
"mov{q} {$src, $dst|$dst, $src}",
[(store GR64:$src, addr:$dst)]>;
def MOV64mi32 : RIi32<0xC7, MRM0m, (ops i64mem:$dst, i64i32imm:$src),
"mov{q} {$src, $dst|$dst, $src}",
[(store i64immSExt32:$src, addr:$dst)]>;
// Sign/Zero extenders
def MOVSX64rr8 : RI<0xBE, MRMSrcReg, (ops GR64:$dst, GR8 :$src),
"movs{bq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sext GR8:$src))]>, TB;
def MOVSX64rm8 : RI<0xBE, MRMSrcMem, (ops GR64:$dst, i8mem :$src),
"movs{bq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sextloadi64i8 addr:$src))]>, TB;
def MOVSX64rr16: RI<0xBF, MRMSrcReg, (ops GR64:$dst, GR16:$src),
"movs{wq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sext GR16:$src))]>, TB;
def MOVSX64rm16: RI<0xBF, MRMSrcMem, (ops GR64:$dst, i16mem:$src),
"movs{wq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sextloadi64i16 addr:$src))]>, TB;
def MOVSX64rr32: RI<0x63, MRMSrcReg, (ops GR64:$dst, GR32:$src),
"movs{lq|xd} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sext GR32:$src))]>;
def MOVSX64rm32: RI<0x63, MRMSrcMem, (ops GR64:$dst, i32mem:$src),
"movs{lq|xd} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (sextloadi64i32 addr:$src))]>;
def MOVZX64rr8 : RI<0xB6, MRMSrcReg, (ops GR64:$dst, GR8 :$src),
"movz{bq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (zext GR8:$src))]>, TB;
def MOVZX64rm8 : RI<0xB6, MRMSrcMem, (ops GR64:$dst, i8mem :$src),
"movz{bq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (zextloadi64i8 addr:$src))]>, TB;
def MOVZX64rr16: RI<0xB7, MRMSrcReg, (ops GR64:$dst, GR16:$src),
"movz{wq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (zext GR16:$src))]>, TB;
def MOVZX64rm16: RI<0xB7, MRMSrcMem, (ops GR64:$dst, i16mem:$src),
"movz{wq|x} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (zextloadi64i16 addr:$src))]>, TB;
def CDQE : RI<0x98, RawFrm, (ops),
"{cltq|cdqe}", []>, Imp<[EAX],[RAX]>; // RAX = signext(EAX)
def CQO : RI<0x99, RawFrm, (ops),
"{cqto|cqo}", []>, Imp<[RAX],[RAX,RDX]>; // RDX:RAX = signext(RAX)
//===----------------------------------------------------------------------===//
// Arithmetic Instructions...
//
let isTwoAddress = 1 in {
let isConvertibleToThreeAddress = 1 in {
let isCommutable = 1 in
def ADD64rr : RI<0x01, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (add GR64:$src1, GR64:$src2))]>;
def ADD64ri32 : RIi32<0x81, MRM0r, (ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (add GR64:$src1, i64immSExt32:$src2))]>;
def ADD64ri8 : RIi8<0x83, MRM0r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (add GR64:$src1, i64immSExt8:$src2))]>;
} // isConvertibleToThreeAddress
def ADD64rm : RI<0x03, MRMSrcMem, (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (add GR64:$src1, (load addr:$src2)))]>;
} // isTwoAddress
def ADD64mr : RI<0x01, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), GR64:$src2), addr:$dst)]>;
def ADD64mi32 : RIi32<0x81, MRM0m, (ops i64mem:$dst, i64i32imm :$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
def ADD64mi8 : RIi8<0x83, MRM0m, (ops i64mem:$dst, i64i8imm :$src2),
"add{q} {$src2, $dst|$dst, $src2}",
[(store (add (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
let isTwoAddress = 1 in {
let isCommutable = 1 in
def ADC64rr : RI<0x11, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (adde GR64:$src1, GR64:$src2))]>;
def ADC64rm : RI<0x13, MRMSrcMem , (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (adde GR64:$src1, (load addr:$src2)))]>;
def ADC64ri32 : RIi32<0x81, MRM2r, (ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (adde GR64:$src1, i64immSExt32:$src2))]>;
def ADC64ri8 : RIi8<0x83, MRM2r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (adde GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def ADC64mr : RI<0x11, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), GR64:$src2), addr:$dst)]>;
def ADC64mi32 : RIi32<0x81, MRM2m, (ops i64mem:$dst, i64i32imm:$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
def ADC64mi8 : RIi8<0x83, MRM2m, (ops i64mem:$dst, i64i8imm :$src2),
"adc{q} {$src2, $dst|$dst, $src2}",
[(store (adde (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
let isTwoAddress = 1 in {
def SUB64rr : RI<0x29, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sub GR64:$src1, GR64:$src2))]>;
def SUB64rm : RI<0x2B, MRMSrcMem, (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sub GR64:$src1, (load addr:$src2)))]>;
def SUB64ri32 : RIi32<0x81, MRM5r, (ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sub GR64:$src1, i64immSExt32:$src2))]>;
def SUB64ri8 : RIi8<0x83, MRM5r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sub GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def SUB64mr : RI<0x29, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), GR64:$src2), addr:$dst)]>;
def SUB64mi32 : RIi32<0x81, MRM5m, (ops i64mem:$dst, i64i32imm:$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
def SUB64mi8 : RIi8<0x83, MRM5m, (ops i64mem:$dst, i64i8imm :$src2),
"sub{q} {$src2, $dst|$dst, $src2}",
[(store (sub (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
let isTwoAddress = 1 in {
def SBB64rr : RI<0x19, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sube GR64:$src1, GR64:$src2))]>;
def SBB64rm : RI<0x1B, MRMSrcMem, (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sube GR64:$src1, (load addr:$src2)))]>;
def SBB64ri32 : RIi32<0x81, MRM3r, (ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sube GR64:$src1, i64immSExt32:$src2))]>;
def SBB64ri8 : RIi8<0x83, MRM3r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sube GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def SBB64mr : RI<0x19, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), GR64:$src2), addr:$dst)]>;
def SBB64mi32 : RIi32<0x81, MRM3m, (ops i64mem:$dst, i64i32imm:$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
def SBB64mi8 : RIi8<0x83, MRM3m, (ops i64mem:$dst, i64i8imm :$src2),
"sbb{q} {$src2, $dst|$dst, $src2}",
[(store (sube (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
// Unsigned multiplication
def MUL64r : RI<0xF7, MRM4r, (ops GR64:$src),
"mul{q} $src", []>,
Imp<[RAX],[RAX,RDX]>; // RAX,RDX = RAX*GR64
def MUL64m : RI<0xF7, MRM4m, (ops i64mem:$src),
"mul{q} $src", []>,
Imp<[RAX],[RAX,RDX]>; // RAX,RDX = RAX*[mem64]
// Signed multiplication
def IMUL64r : RI<0xF7, MRM5r, (ops GR64:$src),
"imul{q} $src", []>,
Imp<[RAX],[RAX,RDX]>; // RAX,RDX = RAX*GR64
def IMUL64m : RI<0xF7, MRM5m, (ops i64mem:$src),
"imul{q} $src", []>,
Imp<[RAX],[RAX,RDX]>; // RAX,RDX = RAX*[mem64]
let isTwoAddress = 1 in {
let isCommutable = 1 in
def IMUL64rr : RI<0xAF, MRMSrcReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"imul{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (mul GR64:$src1, GR64:$src2))]>, TB;
def IMUL64rm : RI<0xAF, MRMSrcMem, (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"imul{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (mul GR64:$src1, (load addr:$src2)))]>, TB;
} // isTwoAddress
// Suprisingly enough, these are not two address instructions!
def IMUL64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32
(ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"imul{q} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR64:$dst, (mul GR64:$src1, i64immSExt32:$src2))]>;
def IMUL64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8
(ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"imul{q} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR64:$dst, (mul GR64:$src1, i64immSExt8:$src2))]>;
def IMUL64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32
(ops GR64:$dst, i64mem:$src1, i64i32imm:$src2),
"imul{q} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR64:$dst, (mul (load addr:$src1), i64immSExt32:$src2))]>;
def IMUL64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8
(ops GR64:$dst, i64mem:$src1, i64i8imm: $src2),
"imul{q} {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set GR64:$dst, (mul (load addr:$src1), i64immSExt8:$src2))]>;
// Unsigned division / remainder
def DIV64r : RI<0xF7, MRM6r, (ops GR64:$src), // RDX:RAX/r64 = RAX,RDX
"div{q} $src", []>, Imp<[RAX,RDX],[RAX,RDX]>;
def DIV64m : RI<0xF7, MRM6m, (ops i64mem:$src), // RDX:RAX/[mem64] = RAX,RDX
"div{q} $src", []>, Imp<[RAX,RDX],[RAX,RDX]>;
// Signed division / remainder
def IDIV64r: RI<0xF7, MRM7r, (ops GR64:$src), // RDX:RAX/r64 = RAX,RDX
"idiv{q} $src", []>, Imp<[RAX,RDX],[RAX,RDX]>;
def IDIV64m: RI<0xF7, MRM7m, (ops i64mem:$src), // RDX:RAX/[mem64] = RAX,RDX
"idiv{q} $src", []>, Imp<[RAX,RDX],[RAX,RDX]>;
// Unary instructions
let CodeSize = 2 in {
let isTwoAddress = 1 in
def NEG64r : RI<0xF7, MRM3r, (ops GR64:$dst, GR64:$src), "neg{q} $dst",
[(set GR64:$dst, (ineg GR64:$src))]>;
def NEG64m : RI<0xF7, MRM3m, (ops i64mem:$dst), "neg{q} $dst",
[(store (ineg (loadi64 addr:$dst)), addr:$dst)]>;
let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in
def INC64r : RI<0xFF, MRM0r, (ops GR64:$dst, GR64:$src), "inc{q} $dst",
[(set GR64:$dst, (add GR64:$src, 1))]>;
def INC64m : RI<0xFF, MRM0m, (ops i64mem:$dst), "inc{q} $dst",
[(store (add (loadi64 addr:$dst), 1), addr:$dst)]>;
let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in
def DEC64r : RI<0xFF, MRM1r, (ops GR64:$dst, GR64:$src), "dec{q} $dst",
[(set GR64:$dst, (add GR64:$src, -1))]>;
def DEC64m : RI<0xFF, MRM1m, (ops i64mem:$dst), "dec{q} $dst",
[(store (add (loadi64 addr:$dst), -1), addr:$dst)]>;
// In 64-bit mode, single byte INC and DEC cannot be encoded.
let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in {
// Can transform into LEA.
def INC64_16r : I<0xFF, MRM0r, (ops GR16:$dst, GR16:$src), "inc{w} $dst",
[(set GR16:$dst, (add GR16:$src, 1))]>,
OpSize, Requires<[In64BitMode]>;
def INC64_32r : I<0xFF, MRM0r, (ops GR32:$dst, GR32:$src), "inc{l} $dst",
[(set GR32:$dst, (add GR32:$src, 1))]>,
Requires<[In64BitMode]>;
def DEC64_16r : I<0xFF, MRM1r, (ops GR16:$dst, GR16:$src), "dec{w} $dst",
[(set GR16:$dst, (add GR16:$src, -1))]>,
OpSize, Requires<[In64BitMode]>;
def DEC64_32r : I<0xFF, MRM1r, (ops GR32:$dst, GR32:$src), "dec{l} $dst",
[(set GR32:$dst, (add GR32:$src, -1))]>,
Requires<[In64BitMode]>;
} // isConvertibleToThreeAddress
} // CodeSize
// Shift instructions
let isTwoAddress = 1 in {
def SHL64rCL : RI<0xD3, MRM4r, (ops GR64:$dst, GR64:$src),
"shl{q} {%cl, $dst|$dst, %CL}",
[(set GR64:$dst, (shl GR64:$src, CL))]>,
Imp<[CL],[]>;
def SHL64ri : RIi8<0xC1, MRM4r, (ops GR64:$dst, GR64:$src1, i8imm:$src2),
"shl{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (shl GR64:$src1, (i8 imm:$src2)))]>;
def SHL64r1 : RI<0xD1, MRM4r, (ops GR64:$dst, GR64:$src1),
"shl{q} $dst", []>;
} // isTwoAddress
def SHL64mCL : RI<0xD3, MRM4m, (ops i64mem:$dst),
"shl{q} {%cl, $dst|$dst, %CL}",
[(store (shl (loadi64 addr:$dst), CL), addr:$dst)]>,
Imp<[CL],[]>;
def SHL64mi : RIi8<0xC1, MRM4m, (ops i64mem:$dst, i8imm:$src),
"shl{q} {$src, $dst|$dst, $src}",
[(store (shl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SHL64m1 : RI<0xD1, MRM4m, (ops i64mem:$dst),
"shl{q} $dst",
[(store (shl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
let isTwoAddress = 1 in {
def SHR64rCL : RI<0xD3, MRM5r, (ops GR64:$dst, GR64:$src),
"shr{q} {%cl, $dst|$dst, %CL}",
[(set GR64:$dst, (srl GR64:$src, CL))]>,
Imp<[CL],[]>;
def SHR64ri : RIi8<0xC1, MRM5r, (ops GR64:$dst, GR64:$src1, i8imm:$src2),
"shr{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (srl GR64:$src1, (i8 imm:$src2)))]>;
def SHR64r1 : RI<0xD1, MRM5r, (ops GR64:$dst, GR64:$src1),
"shr{q} $dst",
[(set GR64:$dst, (srl GR64:$src1, (i8 1)))]>;
} // isTwoAddress
def SHR64mCL : RI<0xD3, MRM5m, (ops i64mem:$dst),
"shr{q} {%cl, $dst|$dst, %CL}",
[(store (srl (loadi64 addr:$dst), CL), addr:$dst)]>,
Imp<[CL],[]>;
def SHR64mi : RIi8<0xC1, MRM5m, (ops i64mem:$dst, i8imm:$src),
"shr{q} {$src, $dst|$dst, $src}",
[(store (srl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SHR64m1 : RI<0xD1, MRM5m, (ops i64mem:$dst),
"shr{q} $dst",
[(store (srl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
let isTwoAddress = 1 in {
def SAR64rCL : RI<0xD3, MRM7r, (ops GR64:$dst, GR64:$src),
"sar{q} {%cl, $dst|$dst, %CL}",
[(set GR64:$dst, (sra GR64:$src, CL))]>, Imp<[CL],[]>;
def SAR64ri : RIi8<0xC1, MRM7r, (ops GR64:$dst, GR64:$src1, i8imm:$src2),
"sar{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (sra GR64:$src1, (i8 imm:$src2)))]>;
def SAR64r1 : RI<0xD1, MRM7r, (ops GR64:$dst, GR64:$src1),
"sar{q} $dst",
[(set GR64:$dst, (sra GR64:$src1, (i8 1)))]>;
} // isTwoAddress
def SAR64mCL : RI<0xD3, MRM7m, (ops i64mem:$dst),
"sar{q} {%cl, $dst|$dst, %CL}",
[(store (sra (loadi64 addr:$dst), CL), addr:$dst)]>,
Imp<[CL],[]>;
def SAR64mi : RIi8<0xC1, MRM7m, (ops i64mem:$dst, i8imm:$src),
"sar{q} {$src, $dst|$dst, $src}",
[(store (sra (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def SAR64m1 : RI<0xD1, MRM7m, (ops i64mem:$dst),
"sar{q} $dst",
[(store (sra (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
// Rotate instructions
let isTwoAddress = 1 in {
def ROL64rCL : RI<0xD3, MRM0r, (ops GR64:$dst, GR64:$src),
"rol{q} {%cl, $dst|$dst, %CL}",
[(set GR64:$dst, (rotl GR64:$src, CL))]>, Imp<[CL],[]>;
def ROL64ri : RIi8<0xC1, MRM0r, (ops GR64:$dst, GR64:$src1, i8imm:$src2),
"rol{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (rotl GR64:$src1, (i8 imm:$src2)))]>;
def ROL64r1 : RI<0xD1, MRM0r, (ops GR64:$dst, GR64:$src1),
"rol{q} $dst",
[(set GR64:$dst, (rotl GR64:$src1, (i8 1)))]>;
} // isTwoAddress
def ROL64mCL : I<0xD3, MRM0m, (ops i64mem:$dst),
"rol{q} {%cl, $dst|$dst, %CL}",
[(store (rotl (loadi64 addr:$dst), CL), addr:$dst)]>,
Imp<[CL],[]>;
def ROL64mi : RIi8<0xC1, MRM0m, (ops i64mem:$dst, i8imm:$src),
"rol{q} {$src, $dst|$dst, $src}",
[(store (rotl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def ROL64m1 : RI<0xD1, MRM0m, (ops i64mem:$dst),
"rol{q} $dst",
[(store (rotl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
let isTwoAddress = 1 in {
def ROR64rCL : RI<0xD3, MRM1r, (ops GR64:$dst, GR64:$src),
"ror{q} {%cl, $dst|$dst, %CL}",
[(set GR64:$dst, (rotr GR64:$src, CL))]>, Imp<[CL],[]>;
def ROR64ri : RIi8<0xC1, MRM1r, (ops GR64:$dst, GR64:$src1, i8imm:$src2),
"ror{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (rotr GR64:$src1, (i8 imm:$src2)))]>;
def ROR64r1 : RI<0xD1, MRM1r, (ops GR64:$dst, GR64:$src1),
"ror{q} $dst",
[(set GR64:$dst, (rotr GR64:$src1, (i8 1)))]>;
} // isTwoAddress
def ROR64mCL : RI<0xD3, MRM1m, (ops i64mem:$dst),
"ror{q} {%cl, $dst|$dst, %CL}",
[(store (rotr (loadi64 addr:$dst), CL), addr:$dst)]>,
Imp<[CL],[]>;
def ROR64mi : RIi8<0xC1, MRM1m, (ops i64mem:$dst, i8imm:$src),
"ror{q} {$src, $dst|$dst, $src}",
[(store (rotr (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
def ROR64m1 : RI<0xD1, MRM1m, (ops i64mem:$dst),
"ror{q} $dst",
[(store (rotr (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
// Double shift instructions (generalizations of rotate)
let isTwoAddress = 1 in {
def SHLD64rrCL : RI<0xA5, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"shld{q} {%cl, $src2, $dst|$dst, $src2, %CL}", []>,
Imp<[CL],[]>, TB;
def SHRD64rrCL : RI<0xAD, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"shrd{q} {%cl, $src2, $dst|$dst, $src2, %CL}", []>,
Imp<[CL],[]>, TB;
let isCommutable = 1 in { // FIXME: Update X86InstrInfo::commuteInstruction
def SHLD64rri8 : RIi8<0xA4, MRMDestReg,
(ops GR64:$dst, GR64:$src1, GR64:$src2, i8imm:$src3),
"shld{q} {$src3, $src2, $dst|$dst, $src2, $src3}", []>,
TB;
def SHRD64rri8 : RIi8<0xAC, MRMDestReg,
(ops GR64:$dst, GR64:$src1, GR64:$src2, i8imm:$src3),
"shrd{q} {$src3, $src2, $dst|$dst, $src2, $src3}", []>,
TB;
} // isCommutable
} // isTwoAddress
// Temporary hack: there is no patterns associated with these instructions
// so we have to tell tblgen that these do not produce results.
let noResults = 1 in {
def SHLD64mrCL : RI<0xA5, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"shld{q} {%cl, $src2, $dst|$dst, $src2, %CL}", []>,
Imp<[CL],[]>, TB;
def SHRD64mrCL : RI<0xAD, MRMDestMem, (ops i64mem:$dst, GR64:$src2),
"shrd{q} {%cl, $src2, $dst|$dst, $src2, %CL}", []>,
Imp<[CL],[]>, TB;
def SHLD64mri8 : RIi8<0xA4, MRMDestMem,
(ops i64mem:$dst, GR64:$src2, i8imm:$src3),
"shld{q} {$src3, $src2, $dst|$dst, $src2, $src3}", []>,
TB;
def SHRD64mri8 : RIi8<0xAC, MRMDestMem,
(ops i64mem:$dst, GR64:$src2, i8imm:$src3),
"shrd{q} {$src3, $src2, $dst|$dst, $src2, $src3}", []>,
TB;
} // noResults
//===----------------------------------------------------------------------===//
// Logical Instructions...
//
let isTwoAddress = 1 in
def NOT64r : RI<0xF7, MRM2r, (ops GR64:$dst, GR64:$src), "not{q} $dst",
[(set GR64:$dst, (not GR64:$src))]>;
def NOT64m : RI<0xF7, MRM2m, (ops i64mem:$dst), "not{q} $dst",
[(store (not (loadi64 addr:$dst)), addr:$dst)]>;
let isTwoAddress = 1 in {
let isCommutable = 1 in
def AND64rr : RI<0x21, MRMDestReg,
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"and{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (and GR64:$src1, GR64:$src2))]>;
def AND64rm : RI<0x23, MRMSrcMem,
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"and{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (and GR64:$src1, (load addr:$src2)))]>;
def AND64ri32 : RIi32<0x81, MRM4r,
(ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"and{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (and GR64:$src1, i64immSExt32:$src2))]>;
def AND64ri8 : RIi8<0x83, MRM4r,
(ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"and{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (and GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def AND64mr : RI<0x21, MRMDestMem,
(ops i64mem:$dst, GR64:$src),
"and{q} {$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), GR64:$src), addr:$dst)]>;
def AND64mi32 : RIi32<0x81, MRM4m,
(ops i64mem:$dst, i64i32imm:$src),
"and{q} {$src, $dst|$dst, $src}",
[(store (and (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
def AND64mi8 : RIi8<0x83, MRM4m,
(ops i64mem:$dst, i64i8imm :$src),
"and{q} {$src, $dst|$dst, $src}",
[(store (and (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
let isTwoAddress = 1 in {
let isCommutable = 1 in
def OR64rr : RI<0x09, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"or{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (or GR64:$src1, GR64:$src2))]>;
def OR64rm : RI<0x0B, MRMSrcMem , (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"or{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (or GR64:$src1, (load addr:$src2)))]>;
def OR64ri32 : RIi32<0x81, MRM1r, (ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"or{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (or GR64:$src1, i64immSExt32:$src2))]>;
def OR64ri8 : RIi8<0x83, MRM1r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"or{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (or GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def OR64mr : RI<0x09, MRMDestMem, (ops i64mem:$dst, GR64:$src),
"or{q} {$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), GR64:$src), addr:$dst)]>;
def OR64mi32 : RIi32<0x81, MRM1m, (ops i64mem:$dst, i64i32imm:$src),
"or{q} {$src, $dst|$dst, $src}",
[(store (or (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
def OR64mi8 : RIi8<0x83, MRM1m, (ops i64mem:$dst, i64i8imm:$src),
"or{q} {$src, $dst|$dst, $src}",
[(store (or (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
let isTwoAddress = 1 in {
let isCommutable = 1 in
def XOR64rr : RI<0x31, MRMDestReg, (ops GR64:$dst, GR64:$src1, GR64:$src2),
"xor{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (xor GR64:$src1, GR64:$src2))]>;
def XOR64rm : RI<0x33, MRMSrcMem, (ops GR64:$dst, GR64:$src1, i64mem:$src2),
"xor{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (xor GR64:$src1, (load addr:$src2)))]>;
def XOR64ri32 : RIi32<0x81, MRM6r,
(ops GR64:$dst, GR64:$src1, i64i32imm:$src2),
"xor{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (xor GR64:$src1, i64immSExt32:$src2))]>;
def XOR64ri8 : RIi8<0x83, MRM6r, (ops GR64:$dst, GR64:$src1, i64i8imm:$src2),
"xor{q} {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (xor GR64:$src1, i64immSExt8:$src2))]>;
} // isTwoAddress
def XOR64mr : RI<0x31, MRMDestMem, (ops i64mem:$dst, GR64:$src),
"xor{q} {$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), GR64:$src), addr:$dst)]>;
def XOR64mi32 : RIi32<0x81, MRM6m, (ops i64mem:$dst, i64i32imm:$src),
"xor{q} {$src, $dst|$dst, $src}",
[(store (xor (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
def XOR64mi8 : RIi8<0x83, MRM6m, (ops i64mem:$dst, i64i8imm :$src),
"xor{q} {$src, $dst|$dst, $src}",
[(store (xor (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
//===----------------------------------------------------------------------===//
// Comparison Instructions...
//
// Integer comparison
let isCommutable = 1 in
def TEST64rr : RI<0x85, MRMDestReg, (ops GR64:$src1, GR64:$src2),
"test{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (and GR64:$src1, GR64:$src2), 0)]>;
def TEST64rm : RI<0x85, MRMSrcMem, (ops GR64:$src1, i64mem:$src2),
"test{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (and GR64:$src1, (loadi64 addr:$src2)), 0)]>;
def TEST64ri32 : RIi32<0xF7, MRM0r, (ops GR64:$src1, i64i32imm:$src2),
"test{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (and GR64:$src1, i64immSExt32:$src2), 0)]>;
def TEST64mi32 : RIi32<0xF7, MRM0m, (ops i64mem:$src1, i64i32imm:$src2),
"test{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (and (loadi64 addr:$src1), i64immSExt32:$src2), 0)]>;
def CMP64rr : RI<0x39, MRMDestReg, (ops GR64:$src1, GR64:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp GR64:$src1, GR64:$src2)]>;
def CMP64mr : RI<0x39, MRMDestMem, (ops i64mem:$src1, GR64:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (loadi64 addr:$src1), GR64:$src2)]>;
def CMP64rm : RI<0x3B, MRMSrcMem, (ops GR64:$src1, i64mem:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp GR64:$src1, (loadi64 addr:$src2))]>;
def CMP64ri32 : RIi32<0x81, MRM7r, (ops GR64:$src1, i64i32imm:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp GR64:$src1, i64immSExt32:$src2)]>;
def CMP64mi32 : RIi32<0x81, MRM7m, (ops i64mem:$src1, i64i32imm:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (loadi64 addr:$src1), i64immSExt32:$src2)]>;
def CMP64mi8 : RIi8<0x83, MRM7m, (ops i64mem:$src1, i64i8imm:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp (loadi64 addr:$src1), i64immSExt8:$src2)]>;
def CMP64ri8 : RIi8<0x83, MRM7r, (ops GR64:$src1, i64i8imm:$src2),
"cmp{q} {$src2, $src1|$src1, $src2}",
[(X86cmp GR64:$src1, i64immSExt8:$src2)]>;
// Conditional moves
let isTwoAddress = 1 in {
def CMOVB64rr : RI<0x42, MRMSrcReg, // if <u, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovb {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_B))]>, TB;
def CMOVB64rm : RI<0x42, MRMSrcMem, // if <u, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovb {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_B))]>, TB;
def CMOVAE64rr: RI<0x43, MRMSrcReg, // if >=u, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovae {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_AE))]>, TB;
def CMOVAE64rm: RI<0x43, MRMSrcMem, // if >=u, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovae {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_AE))]>, TB;
def CMOVE64rr : RI<0x44, MRMSrcReg, // if ==, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmove {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_E))]>, TB;
def CMOVE64rm : RI<0x44, MRMSrcMem, // if ==, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmove {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_E))]>, TB;
def CMOVNE64rr: RI<0x45, MRMSrcReg, // if !=, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovne {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_NE))]>, TB;
def CMOVNE64rm: RI<0x45, MRMSrcMem, // if !=, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovne {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_NE))]>, TB;
def CMOVBE64rr: RI<0x46, MRMSrcReg, // if <=u, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovbe {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_BE))]>, TB;
def CMOVBE64rm: RI<0x46, MRMSrcMem, // if <=u, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovbe {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_BE))]>, TB;
def CMOVA64rr : RI<0x47, MRMSrcReg, // if >u, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmova {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_A))]>, TB;
def CMOVA64rm : RI<0x47, MRMSrcMem, // if >u, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmova {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_A))]>, TB;
def CMOVL64rr : RI<0x4C, MRMSrcReg, // if <s, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_L))]>, TB;
def CMOVL64rm : RI<0x4C, MRMSrcMem, // if <s, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_L))]>, TB;
def CMOVGE64rr: RI<0x4D, MRMSrcReg, // if >=s, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovge {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_GE))]>, TB;
def CMOVGE64rm: RI<0x4D, MRMSrcMem, // if >=s, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovge {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_GE))]>, TB;
def CMOVLE64rr: RI<0x4E, MRMSrcReg, // if <=s, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovle {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_LE))]>, TB;
def CMOVLE64rm: RI<0x4E, MRMSrcMem, // if <=s, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovle {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_LE))]>, TB;
def CMOVG64rr : RI<0x4F, MRMSrcReg, // if >s, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovg {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_G))]>, TB;
def CMOVG64rm : RI<0x4F, MRMSrcMem, // if >s, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovg {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_G))]>, TB;
def CMOVS64rr : RI<0x48, MRMSrcReg, // if signed, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovs {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_S))]>, TB;
def CMOVS64rm : RI<0x48, MRMSrcMem, // if signed, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovs {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_S))]>, TB;
def CMOVNS64rr: RI<0x49, MRMSrcReg, // if !signed, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovns {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_NS))]>, TB;
def CMOVNS64rm: RI<0x49, MRMSrcMem, // if !signed, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovns {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_NS))]>, TB;
def CMOVP64rr : RI<0x4A, MRMSrcReg, // if parity, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovp {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_P))]>, TB;
def CMOVP64rm : RI<0x4A, MRMSrcMem, // if parity, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovp {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_P))]>, TB;
def CMOVNP64rr : RI<0x4B, MRMSrcReg, // if !parity, GR64 = GR64
(ops GR64:$dst, GR64:$src1, GR64:$src2),
"cmovnp {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
X86_COND_NP))]>, TB;
def CMOVNP64rm : RI<0x4B, MRMSrcMem, // if !parity, GR64 = [mem64]
(ops GR64:$dst, GR64:$src1, i64mem:$src2),
"cmovnp {$src2, $dst|$dst, $src2}",
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
X86_COND_NP))]>, TB;
} // isTwoAddress
//===----------------------------------------------------------------------===//
// Conversion Instructions...
//
// f64 -> signed i64
def Int_CVTSD2SI64rr: RSDI<0x2D, MRMSrcReg, (ops GR64:$dst, VR128:$src),
"cvtsd2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def Int_CVTSD2SI64rm: RSDI<0x2D, MRMSrcMem, (ops GR64:$dst, f128mem:$src),
"cvtsd2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (ops GR64:$dst, FR64:$src),
"cvttsd2si{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (fp_to_sint FR64:$src))]>;
def CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (ops GR64:$dst, f64mem:$src),
"cvttsd2si{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (fp_to_sint (loadf64 addr:$src)))]>;
def Int_CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (ops GR64:$dst, VR128:$src),
"cvttsd2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def Int_CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (ops GR64:$dst, f128mem:$src),
"cvttsd2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
// Signed i64 -> f64
def CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg, (ops FR64:$dst, GR64:$src),
"cvtsi2sd{q} {$src, $dst|$dst, $src}",
[(set FR64:$dst, (sint_to_fp GR64:$src))]>;
def CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem, (ops FR64:$dst, i64mem:$src),
"cvtsi2sd{q} {$src, $dst|$dst, $src}",
[(set FR64:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
let isTwoAddress = 1 in {
def Int_CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg,
(ops VR128:$dst, VR128:$src1, GR64:$src2),
"cvtsi2sd{q} {$src2, $dst|$dst, $src2}",
[]>; // TODO: add intrinsic
def Int_CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem,
(ops VR128:$dst, VR128:$src1, i64mem:$src2),
"cvtsi2sd{q} {$src2, $dst|$dst, $src2}",
[]>; // TODO: add intrinsic
} // isTwoAddress
// Signed i64 -> f32
def CVTSI2SS64rr: RSSI<0x2A, MRMSrcReg, (ops FR32:$dst, GR64:$src),
"cvtsi2ss{q} {$src, $dst|$dst, $src}",
[(set FR32:$dst, (sint_to_fp GR64:$src))]>;
def CVTSI2SS64rm: RSSI<0x2A, MRMSrcMem, (ops FR32:$dst, i64mem:$src),
"cvtsi2ss{q} {$src, $dst|$dst, $src}",
[(set FR32:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
let isTwoAddress = 1 in {
def Int_CVTSI2SS64rr: RSSI<0x2A, MRMSrcReg,
(ops VR128:$dst, VR128:$src1, GR64:$src2),
"cvtsi2ss{q} {$src2, $dst|$dst, $src2}",
[]>; // TODO: add intrinsic
def Int_CVTSI2SS64rm: RSSI<0x2A, MRMSrcMem,
(ops VR128:$dst, VR128:$src1, i64mem:$src2),
"cvtsi2ss{q} {$src2, $dst|$dst, $src2}",
[]>; // TODO: add intrinsic
} // isTwoAddress
// f32 -> signed i64
def Int_CVTSS2SI64rr: RSSI<0x2D, MRMSrcReg, (ops GR64:$dst, VR128:$src),
"cvtss2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def Int_CVTSS2SI64rm: RSSI<0x2D, MRMSrcMem, (ops GR64:$dst, f32mem:$src),
"cvtss2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (ops GR64:$dst, FR32:$src),
"cvttss2si{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (fp_to_sint FR32:$src))]>;
def CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (ops GR64:$dst, f32mem:$src),
"cvttss2si{q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (fp_to_sint (loadf32 addr:$src)))]>;
def Int_CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (ops GR64:$dst, VR128:$src),
"cvttss2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
def Int_CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (ops GR64:$dst, f32mem:$src),
"cvttss2si{q} {$src, $dst|$dst, $src}",
[]>; // TODO: add intrinsic
//===----------------------------------------------------------------------===//
// Alias Instructions
//===----------------------------------------------------------------------===//
// Truncate
// In 64-mode, each 64-bit and 32-bit registers has a low 8-bit sub-register.
def TRUNC_64to8 : I<0x88, MRMDestReg, (ops GR8:$dst, GR64:$src),
"mov{b} {${src:subreg8}, $dst|$dst, ${src:subreg8}",
[(set GR8:$dst, (trunc GR64:$src))]>;
def TRUNC_32to8 : I<0x88, MRMDestReg, (ops GR8:$dst, GR32:$src),
"mov{b} {${src:subreg8}, $dst|$dst, ${src:subreg8}",
[(set GR8:$dst, (trunc GR32:$src))]>,
Requires<[In64BitMode]>;
def TRUNC_16to8 : I<0x88, MRMDestReg, (ops GR8:$dst, GR16:$src),
"mov{b} {${src:subreg8}, $dst|$dst, ${src:subreg8}}",
[(set GR8:$dst, (trunc GR16:$src))]>,
Requires<[In64BitMode]>;
def TRUNC_64to16 : I<0x89, MRMDestReg, (ops GR16:$dst, GR64:$src),
"mov{w} {${src:subreg16}, $dst|$dst, ${src:subreg16}}",
[(set GR16:$dst, (trunc GR64:$src))]>;
def TRUNC_64to32 : I<0x89, MRMDestReg, (ops GR32:$dst, GR64:$src),
"mov{l} {${src:subreg32}, $dst|$dst, ${src:subreg32}}",
[(set GR32:$dst, (trunc GR64:$src))]>;
// Zero-extension
// TODO: Remove this after proper i32 -> i64 zext support.
def PsMOVZX64rr32: I<0x89, MRMDestReg, (ops GR64:$dst, GR32:$src),
"mov{l} {$src, ${dst:subreg32}|${dst:subreg32}, $src}",
[(set GR64:$dst, (zext GR32:$src))]>;
def PsMOVZX64rm32: I<0x8B, MRMSrcMem, (ops GR64:$dst, i32mem:$src),
"mov{l} {$src, ${dst:subreg32}|${dst:subreg32}, $src}",
[(set GR64:$dst, (zextloadi64i32 addr:$src))]>;
// Alias instructions that map movr0 to xor.
// FIXME: remove when we can teach regalloc that xor reg, reg is ok.
// FIXME: AddedComplexity gives MOV64r0 a higher priority than MOV64ri32. Remove
// when we have a better way to specify isel priority.
let AddedComplexity = 1 in
def MOV64r0 : RI<0x31, MRMInitReg, (ops GR64:$dst),
"xor{q} $dst, $dst",
[(set GR64:$dst, 0)]>;
// Materialize i64 constant where top 32-bits are zero.
let AddedComplexity = 1 in
def MOV64ri64i32 : Ii32<0xB8, AddRegFrm, (ops GR64:$dst, i64i32imm:$src),
"mov{l} {$src, ${dst:subreg32}|${dst:subreg32}, $src}",
[(set GR64:$dst, i64immZExt32:$src)]>;
//===----------------------------------------------------------------------===//
// Non-Instruction Patterns
//===----------------------------------------------------------------------===//
// ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
def : Pat<(i64 (X86Wrapper tconstpool :$dst)),
(MOV64ri tconstpool :$dst)>, Requires<[NotSmallCode]>;
def : Pat<(i64 (X86Wrapper tjumptable :$dst)),
(MOV64ri tjumptable :$dst)>, Requires<[NotSmallCode]>;
def : Pat<(i64 (X86Wrapper tglobaladdr :$dst)),
(MOV64ri tglobaladdr :$dst)>, Requires<[NotSmallCode]>;
def : Pat<(i64 (X86Wrapper texternalsym:$dst)),
(MOV64ri texternalsym:$dst)>, Requires<[NotSmallCode]>;
def : Pat<(store (i64 (X86Wrapper tconstpool:$src)), addr:$dst),
(MOV64mi32 addr:$dst, tconstpool:$src)>,
Requires<[SmallCode, IsStatic]>;
def : Pat<(store (i64 (X86Wrapper tjumptable:$src)), addr:$dst),
(MOV64mi32 addr:$dst, tjumptable:$src)>,
Requires<[SmallCode, IsStatic]>;
def : Pat<(store (i64 (X86Wrapper tglobaladdr:$src)), addr:$dst),
(MOV64mi32 addr:$dst, tglobaladdr:$src)>,
Requires<[SmallCode, IsStatic]>;
def : Pat<(store (i64 (X86Wrapper texternalsym:$src)), addr:$dst),
(MOV64mi32 addr:$dst, texternalsym:$src)>,
Requires<[SmallCode, IsStatic]>;
// Calls
// Direct PC relative function call for small code model. 32-bit displacement
// sign extended to 64-bit.
def : Pat<(X86call (i64 tglobaladdr:$dst)),
(CALL64pcrel32 tglobaladdr:$dst)>;
def : Pat<(X86call (i64 texternalsym:$dst)),
(CALL64pcrel32 texternalsym:$dst)>;
def : Pat<(X86tailcall (i64 tglobaladdr:$dst)),
(CALL64pcrel32 tglobaladdr:$dst)>;
def : Pat<(X86tailcall (i64 texternalsym:$dst)),
(CALL64pcrel32 texternalsym:$dst)>;
def : Pat<(X86tailcall GR64:$dst),
(CALL64r GR64:$dst)>;
// {s|z}extload bool -> {s|z}extload byte
def : Pat<(sextloadi64i1 addr:$src), (MOVSX64rm8 addr:$src)>;
def : Pat<(zextloadi64i1 addr:$src), (MOVZX64rm8 addr:$src)>;
// extload
def : Pat<(extloadi64i1 addr:$src), (MOVZX64rm8 addr:$src)>;
def : Pat<(extloadi64i8 addr:$src), (MOVZX64rm8 addr:$src)>;
def : Pat<(extloadi64i16 addr:$src), (MOVZX64rm16 addr:$src)>;
def : Pat<(extloadi64i32 addr:$src), (PsMOVZX64rm32 addr:$src)>;
// anyext -> zext
def : Pat<(i64 (anyext GR8 :$src)), (MOVZX64rr8 GR8 :$src)>;
def : Pat<(i64 (anyext GR16:$src)), (MOVZX64rr16 GR16:$src)>;
def : Pat<(i64 (anyext GR32:$src)), (PsMOVZX64rr32 GR32:$src)>;
def : Pat<(i64 (anyext (loadi8 addr:$src))), (MOVZX64rm8 addr:$src)>;
def : Pat<(i64 (anyext (loadi16 addr:$src))), (MOVZX64rm16 addr:$src)>;
def : Pat<(i64 (anyext (loadi32 addr:$src))), (PsMOVZX64rm32 addr:$src)>;
//===----------------------------------------------------------------------===//
// Some peepholes
//===----------------------------------------------------------------------===//
// (shl x, 1) ==> (add x, x)
def : Pat<(shl GR64:$src1, (i8 1)), (ADD64rr GR64:$src1, GR64:$src1)>;
// (or (x >> c) | (y << (64 - c))) ==> (shrd64 x, y, c)
def : Pat<(or (srl GR64:$src1, CL:$amt),
(shl GR64:$src2, (sub 64, CL:$amt))),
(SHRD64rrCL GR64:$src1, GR64:$src2)>;
def : Pat<(store (or (srl (loadi64 addr:$dst), CL:$amt),
(shl GR64:$src2, (sub 64, CL:$amt))), addr:$dst),
(SHRD64mrCL addr:$dst, GR64:$src2)>;
// (or (x << c) | (y >> (64 - c))) ==> (shld64 x, y, c)
def : Pat<(or (shl GR64:$src1, CL:$amt),
(srl GR64:$src2, (sub 64, CL:$amt))),
(SHLD64rrCL GR64:$src1, GR64:$src2)>;
def : Pat<(store (or (shl (loadi64 addr:$dst), CL:$amt),
(srl GR64:$src2, (sub 64, CL:$amt))), addr:$dst),
(SHLD64mrCL addr:$dst, GR64:$src2)>;
// X86 specific add which produces a flag.
def : Pat<(addc GR64:$src1, GR64:$src2),
(ADD64rr GR64:$src1, GR64:$src2)>;
def : Pat<(addc GR64:$src1, (load addr:$src2)),
(ADD64rm GR64:$src1, addr:$src2)>;
def : Pat<(addc GR64:$src1, i64immSExt32:$src2),
(ADD64ri32 GR64:$src1, imm:$src2)>;
def : Pat<(addc GR64:$src1, i64immSExt8:$src2),
(ADD64ri8 GR64:$src1, i64immSExt8:$src2)>;
def : Pat<(subc GR64:$src1, GR64:$src2),
(SUB64rr GR64:$src1, GR64:$src2)>;
def : Pat<(subc GR64:$src1, (load addr:$src2)),
(SUB64rm GR64:$src1, addr:$src2)>;
def : Pat<(subc GR64:$src1, imm:$src2),
(SUB64ri32 GR64:$src1, i64immSExt32:$src2)>;
def : Pat<(subc GR64:$src1, i64immSExt8:$src2),
(SUB64ri8 GR64:$src1, i64immSExt8:$src2)>;
//===----------------------------------------------------------------------===//
// X86-64 SSE Instructions
//===----------------------------------------------------------------------===//
// Move instructions...
def MOV64toPQIrr : RPDI<0x6E, MRMSrcReg, (ops VR128:$dst, GR64:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set VR128:$dst,
(v2i64 (scalar_to_vector GR64:$src)))]>;
def MOV64toPQIrm : RPDI<0x6E, MRMSrcMem, (ops VR128:$dst, i64mem:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set VR128:$dst,
(v2i64 (scalar_to_vector (loadi64 addr:$src))))]>;
def MOVPQIto64rr : RPDI<0x7E, MRMDestReg, (ops GR64:$dst, VR128:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (vector_extract (v2i64 VR128:$src),
(iPTR 0)))]>;
def MOVPQIto64mr : RPDI<0x7E, MRMDestMem, (ops i64mem:$dst, VR128:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(store (i64 (vector_extract (v2i64 VR128:$src),
(iPTR 0))), addr:$dst)]>;
def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (ops FR64:$dst, GR64:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set FR64:$dst, (bitconvert GR64:$src))]>;
def MOV64toSDrm : RPDI<0x6E, MRMSrcMem, (ops FR64:$dst, i64mem:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (ops GR64:$dst, FR64:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(set GR64:$dst, (bitconvert FR64:$src))]>;
def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (ops i64mem:$dst, FR64:$src),
"mov{d|q} {$src, $dst|$dst, $src}",
[(store (i64 (bitconvert FR64:$src)), addr:$dst)]>;