mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2025-02-25 03:30:37 +00:00
87be16a9e1
control flow stuff out to X86InstrControl.td. Move some compiler pseudo instructions and Pat<> patterns out to X86InstrCompiler.td git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115596 91177308-0d34-0410-b5e6-96231b3b80d8
1623 lines
78 KiB
TableGen
1623 lines
78 KiB
TableGen
//====- X86Instr64bit.td - Describe X86-64 Instructions ----*- tablegen -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the X86-64 instruction set, defining the instructions,
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// and properties of the instructions which are needed for code generation,
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// machine code emission, and analysis.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Operand Definitions.
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//
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// 64-bits but only 32 bits are significant.
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def i64i32imm : Operand<i64> {
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let ParserMatchClass = ImmSExti64i32AsmOperand;
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}
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// 64-bits but only 32 bits are significant, and those bits are treated as being
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// pc relative.
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def i64i32imm_pcrel : Operand<i64> {
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let PrintMethod = "print_pcrel_imm";
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let ParserMatchClass = X86AbsMemAsmOperand;
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}
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// 64-bits but only 8 bits are significant.
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def i64i8imm : Operand<i64> {
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let ParserMatchClass = ImmSExti64i8AsmOperand;
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}
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def lea64_32mem : Operand<i32> {
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let PrintMethod = "printi32mem";
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let AsmOperandLowerMethod = "lower_lea64_32mem";
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let MIOperandInfo = (ops GR32, i8imm, GR32_NOSP, i32imm, i8imm);
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let ParserMatchClass = X86MemAsmOperand;
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}
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// Special i64mem for addresses of load folding tail calls. These are not
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// allowed to use callee-saved registers since they must be scheduled
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// after callee-saved register are popped.
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def i64mem_TC : Operand<i64> {
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let PrintMethod = "printi64mem";
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let MIOperandInfo = (ops GR64_TC, i8imm, GR64_TC, i32imm, i8imm);
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let ParserMatchClass = X86MemAsmOperand;
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}
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//===----------------------------------------------------------------------===//
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// Complex Pattern Definitions.
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//
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def lea64addr : ComplexPattern<i64, 5, "SelectLEAAddr",
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[add, sub, mul, X86mul_imm, shl, or, frameindex,
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X86WrapperRIP], []>;
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def tls64addr : ComplexPattern<i64, 5, "SelectTLSADDRAddr",
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[tglobaltlsaddr], []>;
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//===----------------------------------------------------------------------===//
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// Pattern fragments.
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//
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def i64immSExt8 : PatLeaf<(i64 immSext8)>;
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def GetLo32XForm : SDNodeXForm<imm, [{
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// Transformation function: get the low 32 bits.
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return getI32Imm((unsigned)N->getZExtValue());
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}]>;
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def i64immSExt32 : PatLeaf<(i64 imm), [{ return i64immSExt32(N); }]>;
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def i64immZExt32 : PatLeaf<(i64 imm), [{
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// i64immZExt32 predicate - True if the 64-bit immediate fits in a 32-bit
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// unsignedsign extended field.
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return (uint64_t)N->getZExtValue() == (uint32_t)N->getZExtValue();
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}]>;
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def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
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def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
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def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>;
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def zextloadi64i1 : PatFrag<(ops node:$ptr), (i64 (zextloadi1 node:$ptr))>;
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def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
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def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
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def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>;
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def extloadi64i1 : PatFrag<(ops node:$ptr), (i64 (extloadi1 node:$ptr))>;
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def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
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def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
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def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>;
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//===----------------------------------------------------------------------===//
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// Instruction list...
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//
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// ADJCALLSTACKDOWN/UP implicitly use/def RSP because they may be expanded into
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// a stack adjustment and the codegen must know that they may modify the stack
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// pointer before prolog-epilog rewriting occurs.
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// Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
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// sub / add which can clobber EFLAGS.
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let Defs = [RSP, EFLAGS], Uses = [RSP] in {
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def ADJCALLSTACKDOWN64 : I<0, Pseudo, (outs), (ins i32imm:$amt),
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"#ADJCALLSTACKDOWN",
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[(X86callseq_start timm:$amt)]>,
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Requires<[In64BitMode]>;
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def ADJCALLSTACKUP64 : I<0, Pseudo, (outs), (ins i32imm:$amt1, i32imm:$amt2),
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"#ADJCALLSTACKUP",
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[(X86callseq_end timm:$amt1, timm:$amt2)]>,
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Requires<[In64BitMode]>;
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}
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//===----------------------------------------------------------------------===//
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// Miscellaneous Instructions...
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//
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def POPCNT64rr : RI<0xB8, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
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"popcnt{q}\t{$src, $dst|$dst, $src}", []>, XS;
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let mayLoad = 1 in
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def POPCNT64rm : RI<0xB8, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
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"popcnt{q}\t{$src, $dst|$dst, $src}", []>, XS;
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let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, neverHasSideEffects = 1 in
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def LEAVE64 : I<0xC9, RawFrm,
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(outs), (ins), "leave", []>, Requires<[In64BitMode]>;
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let Defs = [RSP], Uses = [RSP], neverHasSideEffects=1 in {
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let mayLoad = 1 in {
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def POP64r : I<0x58, AddRegFrm,
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(outs GR64:$reg), (ins), "pop{q}\t$reg", []>;
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def POP64rmr: I<0x8F, MRM0r, (outs GR64:$reg), (ins), "pop{q}\t$reg", []>;
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def POP64rmm: I<0x8F, MRM0m, (outs i64mem:$dst), (ins), "pop{q}\t$dst", []>;
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}
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let mayStore = 1 in {
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def PUSH64r : I<0x50, AddRegFrm,
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(outs), (ins GR64:$reg), "push{q}\t$reg", []>;
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def PUSH64rmr: I<0xFF, MRM6r, (outs), (ins GR64:$reg), "push{q}\t$reg", []>;
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def PUSH64rmm: I<0xFF, MRM6m, (outs), (ins i64mem:$src), "push{q}\t$src", []>;
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}
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}
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let Defs = [RSP], Uses = [RSP], neverHasSideEffects = 1, mayStore = 1 in {
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def PUSH64i8 : Ii8<0x6a, RawFrm, (outs), (ins i8imm:$imm),
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"push{q}\t$imm", []>;
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def PUSH64i16 : Ii16<0x68, RawFrm, (outs), (ins i16imm:$imm),
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"push{q}\t$imm", []>;
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def PUSH64i32 : Ii32<0x68, RawFrm, (outs), (ins i64i32imm:$imm),
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"push{q}\t$imm", []>;
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}
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let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1, neverHasSideEffects=1 in
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def POPF64 : I<0x9D, RawFrm, (outs), (ins), "popfq", []>,
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Requires<[In64BitMode]>;
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let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
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def PUSHF64 : I<0x9C, RawFrm, (outs), (ins), "pushfq", []>,
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Requires<[In64BitMode]>;
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def LEA64_32r : I<0x8D, MRMSrcMem,
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(outs GR32:$dst), (ins lea64_32mem:$src),
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"lea{l}\t{$src|$dst}, {$dst|$src}",
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[(set GR32:$dst, lea32addr:$src)]>, Requires<[In64BitMode]>;
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let isReMaterializable = 1 in
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def LEA64r : RI<0x8D, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
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"lea{q}\t{$src|$dst}, {$dst|$src}",
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[(set GR64:$dst, lea64addr:$src)]>;
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let Constraints = "$src = $dst" in
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def BSWAP64r : RI<0xC8, AddRegFrm, (outs GR64:$dst), (ins GR64:$src),
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"bswap{q}\t$dst",
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[(set GR64:$dst, (bswap GR64:$src))]>, TB;
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// Bit scan instructions.
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let Defs = [EFLAGS] in {
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def BSF64rr : RI<0xBC, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
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"bsf{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, EFLAGS, (X86bsf GR64:$src))]>, TB;
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def BSF64rm : RI<0xBC, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
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"bsf{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, EFLAGS, (X86bsf (loadi64 addr:$src)))]>, TB;
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def BSR64rr : RI<0xBD, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
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"bsr{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, EFLAGS, (X86bsr GR64:$src))]>, TB;
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def BSR64rm : RI<0xBD, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
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"bsr{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, EFLAGS, (X86bsr (loadi64 addr:$src)))]>, TB;
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} // Defs = [EFLAGS]
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// Repeat string ops
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let Defs = [RCX,RDI,RSI], Uses = [RCX,RDI,RSI], isCodeGenOnly = 1 in
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def REP_MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "{rep;movsq|rep movsq}",
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[(X86rep_movs i64)]>, REP;
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let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI], isCodeGenOnly = 1 in
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def REP_STOSQ : RI<0xAB, RawFrm, (outs), (ins), "{rep;stosq|rep stosq}",
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[(X86rep_stos i64)]>, REP;
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let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in
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def MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "movsq", []>;
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let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI,EFLAGS] in
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def STOSQ : RI<0xAB, RawFrm, (outs), (ins), "stosq", []>;
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def SCAS64 : RI<0xAF, RawFrm, (outs), (ins), "scasq", []>;
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def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", []>;
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//===----------------------------------------------------------------------===//
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// Move Instructions...
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//
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let neverHasSideEffects = 1 in
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def MOV64rr : RI<0x89, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
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"mov{q}\t{$src, $dst|$dst, $src}", []>;
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let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
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def MOV64ri : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
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"movabs{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, imm:$src)]>;
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def MOV64ri32 : RIi32<0xC7, MRM0r, (outs GR64:$dst), (ins i64i32imm:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, i64immSExt32:$src)]>;
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}
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// The assembler accepts movq of a 64-bit immediate as an alternate spelling of
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// movabsq.
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let isAsmParserOnly = 1 in {
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def MOV64ri_alt : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
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"mov{q}\t{$src, $dst|$dst, $src}", []>;
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}
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let isCodeGenOnly = 1 in {
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def MOV64rr_REV : RI<0x8B, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
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"mov{q}\t{$src, $dst|$dst, $src}", []>;
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}
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let canFoldAsLoad = 1, isReMaterializable = 1 in
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def MOV64rm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (load addr:$src))]>;
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def MOV64mr : RI<0x89, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[(store GR64:$src, addr:$dst)]>;
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def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[(store i64immSExt32:$src, addr:$dst)]>;
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/// Versions of MOV64rr, MOV64rm, and MOV64mr for i64mem_TC and GR64_TC.
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let isCodeGenOnly = 1 in {
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let neverHasSideEffects = 1 in
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def MOV64rr_TC : RI<0x89, MRMDestReg, (outs GR64_TC:$dst), (ins GR64_TC:$src),
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"mov{q}\t{$src, $dst|$dst, $src}", []>;
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let mayLoad = 1,
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canFoldAsLoad = 1, isReMaterializable = 1 in
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def MOV64rm_TC : RI<0x8B, MRMSrcMem, (outs GR64_TC:$dst), (ins i64mem_TC:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[]>;
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let mayStore = 1 in
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def MOV64mr_TC : RI<0x89, MRMDestMem, (outs), (ins i64mem_TC:$dst, GR64_TC:$src),
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"mov{q}\t{$src, $dst|$dst, $src}",
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[]>;
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}
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// FIXME: These definitions are utterly broken
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// Just leave them commented out for now because they're useless outside
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// of the large code model, and most compilers won't generate the instructions
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// in question.
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/*
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def MOV64o8a : RIi8<0xA0, RawFrm, (outs), (ins offset8:$src),
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"mov{q}\t{$src, %rax|%rax, $src}", []>;
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def MOV64o64a : RIi32<0xA1, RawFrm, (outs), (ins offset64:$src),
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"mov{q}\t{$src, %rax|%rax, $src}", []>;
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def MOV64ao8 : RIi8<0xA2, RawFrm, (outs offset8:$dst), (ins),
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"mov{q}\t{%rax, $dst|$dst, %rax}", []>;
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def MOV64ao64 : RIi32<0xA3, RawFrm, (outs offset64:$dst), (ins),
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"mov{q}\t{%rax, $dst|$dst, %rax}", []>;
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*/
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// Sign/Zero extenders
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// MOVSX64rr8 always has a REX prefix and it has an 8-bit register
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// operand, which makes it a rare instruction with an 8-bit register
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// operand that can never access an h register. If support for h registers
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// were generalized, this would require a special register class.
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def MOVSX64rr8 : RI<0xBE, MRMSrcReg, (outs GR64:$dst), (ins GR8 :$src),
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"movs{bq|x}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sext GR8:$src))]>, TB;
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def MOVSX64rm8 : RI<0xBE, MRMSrcMem, (outs GR64:$dst), (ins i8mem :$src),
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"movs{bq|x}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sextloadi64i8 addr:$src))]>, TB;
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def MOVSX64rr16: RI<0xBF, MRMSrcReg, (outs GR64:$dst), (ins GR16:$src),
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"movs{wq|x}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sext GR16:$src))]>, TB;
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def MOVSX64rm16: RI<0xBF, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src),
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"movs{wq|x}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sextloadi64i16 addr:$src))]>, TB;
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def MOVSX64rr32: RI<0x63, MRMSrcReg, (outs GR64:$dst), (ins GR32:$src),
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"movs{lq|xd}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sext GR32:$src))]>;
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def MOVSX64rm32: RI<0x63, MRMSrcMem, (outs GR64:$dst), (ins i32mem:$src),
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"movs{lq|xd}\t{$src, $dst|$dst, $src}",
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[(set GR64:$dst, (sextloadi64i32 addr:$src))]>;
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// movzbq and movzwq encodings for the disassembler
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def MOVZX64rr8_Q : RI<0xB6, MRMSrcReg, (outs GR64:$dst), (ins GR8:$src),
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"movz{bq|x}\t{$src, $dst|$dst, $src}", []>, TB;
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def MOVZX64rm8_Q : RI<0xB6, MRMSrcMem, (outs GR64:$dst), (ins i8mem:$src),
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"movz{bq|x}\t{$src, $dst|$dst, $src}", []>, TB;
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def MOVZX64rr16_Q : RI<0xB7, MRMSrcReg, (outs GR64:$dst), (ins GR16:$src),
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"movz{wq|x}\t{$src, $dst|$dst, $src}", []>, TB;
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def MOVZX64rm16_Q : RI<0xB7, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src),
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"movz{wq|x}\t{$src, $dst|$dst, $src}", []>, TB;
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// Use movzbl instead of movzbq when the destination is a register; it's
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// equivalent due to implicit zero-extending, and it has a smaller encoding.
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def MOVZX64rr8 : I<0xB6, MRMSrcReg, (outs GR64:$dst), (ins GR8 :$src),
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"", [(set GR64:$dst, (zext GR8:$src))]>, TB;
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def MOVZX64rm8 : I<0xB6, MRMSrcMem, (outs GR64:$dst), (ins i8mem :$src),
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"", [(set GR64:$dst, (zextloadi64i8 addr:$src))]>, TB;
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// Use movzwl instead of movzwq when the destination is a register; it's
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// equivalent due to implicit zero-extending, and it has a smaller encoding.
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def MOVZX64rr16: I<0xB7, MRMSrcReg, (outs GR64:$dst), (ins GR16:$src),
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"", [(set GR64:$dst, (zext GR16:$src))]>, TB;
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def MOVZX64rm16: I<0xB7, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src),
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"", [(set GR64:$dst, (zextloadi64i16 addr:$src))]>, TB;
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// There's no movzlq instruction, but movl can be used for this purpose, using
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// implicit zero-extension. The preferred way to do 32-bit-to-64-bit zero
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// extension on x86-64 is to use a SUBREG_TO_REG to utilize implicit
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// zero-extension, however this isn't possible when the 32-bit value is
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// defined by a truncate or is copied from something where the high bits aren't
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// necessarily all zero. In such cases, we fall back to these explicit zext
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// instructions.
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def MOVZX64rr32 : I<0x89, MRMDestReg, (outs GR64:$dst), (ins GR32:$src),
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"", [(set GR64:$dst, (zext GR32:$src))]>;
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def MOVZX64rm32 : I<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i32mem:$src),
|
|
"", [(set GR64:$dst, (zextloadi64i32 addr:$src))]>;
|
|
|
|
// Any instruction that defines a 32-bit result leaves the high half of the
|
|
// register. Truncate can be lowered to EXTRACT_SUBREG. CopyFromReg may
|
|
// be copying from a truncate. And x86's cmov doesn't do anything if the
|
|
// condition is false. But any other 32-bit operation will zero-extend
|
|
// up to 64 bits.
|
|
def def32 : PatLeaf<(i32 GR32:$src), [{
|
|
return N->getOpcode() != ISD::TRUNCATE &&
|
|
N->getOpcode() != TargetOpcode::EXTRACT_SUBREG &&
|
|
N->getOpcode() != ISD::CopyFromReg &&
|
|
N->getOpcode() != X86ISD::CMOV;
|
|
}]>;
|
|
|
|
// In the case of a 32-bit def that is known to implicitly zero-extend,
|
|
// we can use a SUBREG_TO_REG.
|
|
def : Pat<(i64 (zext def32:$src)),
|
|
(SUBREG_TO_REG (i64 0), GR32:$src, sub_32bit)>;
|
|
|
|
let neverHasSideEffects = 1 in {
|
|
let Defs = [RAX], Uses = [EAX] in
|
|
def CDQE : RI<0x98, RawFrm, (outs), (ins),
|
|
"{cltq|cdqe}", []>; // RAX = signext(EAX)
|
|
|
|
let Defs = [RAX,RDX], Uses = [RAX] in
|
|
def CQO : RI<0x99, RawFrm, (outs), (ins),
|
|
"{cqto|cqo}", []>; // RDX:RAX = signext(RAX)
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Arithmetic Instructions...
|
|
//
|
|
|
|
let Defs = [EFLAGS] in {
|
|
|
|
def ADD64i32 : RIi32<0x05, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"add{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isConvertibleToThreeAddress = 1 in {
|
|
let isCommutable = 1 in
|
|
// Register-Register Addition
|
|
def ADD64rr : RI<0x01, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86add_flag GR64:$src1, GR64:$src2))]>;
|
|
|
|
// These are alternate spellings for use by the disassembler, we mark them as
|
|
// code gen only to ensure they aren't matched by the assembler.
|
|
let isCodeGenOnly = 1 in {
|
|
def ADD64rr_alt : RI<0x03, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"add{l}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
|
|
// Register-Integer Addition
|
|
def ADD64ri8 : RIi8<0x83, MRM0r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86add_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def ADD64ri32 : RIi32<0x81, MRM0r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86add_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // isConvertibleToThreeAddress
|
|
|
|
// Register-Memory Addition
|
|
def ADD64rm : RI<0x03, MRMSrcMem, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86add_flag GR64:$src1, (load addr:$src2)))]>;
|
|
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
// Memory-Register Addition
|
|
def ADD64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), GR64:$src2), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def ADD64mi8 : RIi8<0x83, MRM0m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), i64immSExt8:$src2), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def ADD64mi32 : RIi32<0x81, MRM0m, (outs), (ins i64mem:$dst, i64i32imm :$src2),
|
|
"add{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (add (load addr:$dst), i64immSExt32:$src2), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
let Uses = [EFLAGS] in {
|
|
|
|
def ADC64i32 : RIi32<0x15, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"adc{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in
|
|
def ADC64rr : RI<0x11, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (adde GR64:$src1, GR64:$src2))]>;
|
|
|
|
let isCodeGenOnly = 1 in {
|
|
def ADC64rr_REV : RI<0x13, MRMSrcReg , (outs GR32:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
|
|
def ADC64rm : RI<0x13, MRMSrcMem , (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (adde GR64:$src1, (load addr:$src2)))]>;
|
|
|
|
def ADC64ri8 : RIi8<0x83, MRM2r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (adde GR64:$src1, i64immSExt8:$src2))]>;
|
|
def ADC64ri32 : RIi32<0x81, MRM2r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (adde GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def ADC64mr : RI<0x11, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (adde (load addr:$dst), GR64:$src2), addr:$dst)]>;
|
|
def ADC64mi8 : RIi8<0x83, MRM2m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (adde (load addr:$dst), i64immSExt8:$src2),
|
|
addr:$dst)]>;
|
|
def ADC64mi32 : RIi32<0x81, MRM2m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
|
|
"adc{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (adde (load addr:$dst), i64immSExt32:$src2),
|
|
addr:$dst)]>;
|
|
} // Uses = [EFLAGS]
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
// Register-Register Subtraction
|
|
def SUB64rr : RI<0x29, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86sub_flag GR64:$src1, GR64:$src2))]>;
|
|
|
|
let isCodeGenOnly = 1 in {
|
|
def SUB64rr_REV : RI<0x2B, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
|
|
// Register-Memory Subtraction
|
|
def SUB64rm : RI<0x2B, MRMSrcMem, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86sub_flag GR64:$src1, (load addr:$src2)))]>;
|
|
|
|
// Register-Integer Subtraction
|
|
def SUB64ri8 : RIi8<0x83, MRM5r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86sub_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def SUB64ri32 : RIi32<0x81, MRM5r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86sub_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def SUB64i32 : RIi32<0x2D, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"sub{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
// Memory-Register Subtraction
|
|
def SUB64mr : RI<0x29, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), GR64:$src2), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
// Memory-Integer Subtraction
|
|
def SUB64mi8 : RIi8<0x83, MRM5m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), i64immSExt8:$src2),
|
|
addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def SUB64mi32 : RIi32<0x81, MRM5m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sub (load addr:$dst), i64immSExt32:$src2),
|
|
addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
let Uses = [EFLAGS] in {
|
|
let Constraints = "$src1 = $dst" in {
|
|
def SBB64rr : RI<0x19, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (sube GR64:$src1, GR64:$src2))]>;
|
|
|
|
let isCodeGenOnly = 1 in {
|
|
def SBB64rr_REV : RI<0x1B, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
|
|
def SBB64rm : RI<0x1B, MRMSrcMem, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (sube GR64:$src1, (load addr:$src2)))]>;
|
|
|
|
def SBB64ri8 : RIi8<0x83, MRM3r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (sube GR64:$src1, i64immSExt8:$src2))]>;
|
|
def SBB64ri32 : RIi32<0x81, MRM3r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (sube GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def SBB64i32 : RIi32<0x1D, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"sbb{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
def SBB64mr : RI<0x19, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sube (load addr:$dst), GR64:$src2), addr:$dst)]>;
|
|
def SBB64mi8 : RIi8<0x83, MRM3m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sube (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
|
|
def SBB64mi32 : RIi32<0x81, MRM3m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
|
|
"sbb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(store (sube (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
|
|
} // Uses = [EFLAGS]
|
|
} // Defs = [EFLAGS]
|
|
|
|
// Unsigned multiplication
|
|
let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in {
|
|
def MUL64r : RI<0xF7, MRM4r, (outs), (ins GR64:$src),
|
|
"mul{q}\t$src", []>; // RAX,RDX = RAX*GR64
|
|
let mayLoad = 1 in
|
|
def MUL64m : RI<0xF7, MRM4m, (outs), (ins i64mem:$src),
|
|
"mul{q}\t$src", []>; // RAX,RDX = RAX*[mem64]
|
|
|
|
// Signed multiplication
|
|
def IMUL64r : RI<0xF7, MRM5r, (outs), (ins GR64:$src),
|
|
"imul{q}\t$src", []>; // RAX,RDX = RAX*GR64
|
|
let mayLoad = 1 in
|
|
def IMUL64m : RI<0xF7, MRM5m, (outs), (ins i64mem:$src),
|
|
"imul{q}\t$src", []>; // RAX,RDX = RAX*[mem64]
|
|
}
|
|
|
|
let Defs = [EFLAGS] in {
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in
|
|
// Register-Register Signed Integer Multiplication
|
|
def IMUL64rr : RI<0xAF, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"imul{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag GR64:$src1, GR64:$src2))]>, TB;
|
|
|
|
// Register-Memory Signed Integer Multiplication
|
|
def IMUL64rm : RI<0xAF, MRMSrcMem, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"imul{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag GR64:$src1, (load addr:$src2)))]>, TB;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
// Suprisingly enough, these are not two address instructions!
|
|
|
|
// Register-Integer Signed Integer Multiplication
|
|
def IMUL64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8
|
|
(outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
|
|
"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def IMUL64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32
|
|
(outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
|
|
"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
|
|
// Memory-Integer Signed Integer Multiplication
|
|
def IMUL64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8
|
|
(outs GR64:$dst), (ins i64mem:$src1, i64i8imm: $src2),
|
|
"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag (load addr:$src1),
|
|
i64immSExt8:$src2))]>;
|
|
def IMUL64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32
|
|
(outs GR64:$dst), (ins i64mem:$src1, i64i32imm:$src2),
|
|
"imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86smul_flag (load addr:$src1),
|
|
i64immSExt32:$src2))]>;
|
|
} // Defs = [EFLAGS]
|
|
|
|
// Unsigned division / remainder
|
|
let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in {
|
|
// RDX:RAX/r64 = RAX,RDX
|
|
def DIV64r : RI<0xF7, MRM6r, (outs), (ins GR64:$src),
|
|
"div{q}\t$src", []>;
|
|
// Signed division / remainder
|
|
// RDX:RAX/r64 = RAX,RDX
|
|
def IDIV64r: RI<0xF7, MRM7r, (outs), (ins GR64:$src),
|
|
"idiv{q}\t$src", []>;
|
|
let mayLoad = 1 in {
|
|
// RDX:RAX/[mem64] = RAX,RDX
|
|
def DIV64m : RI<0xF7, MRM6m, (outs), (ins i64mem:$src),
|
|
"div{q}\t$src", []>;
|
|
// RDX:RAX/[mem64] = RAX,RDX
|
|
def IDIV64m: RI<0xF7, MRM7m, (outs), (ins i64mem:$src),
|
|
"idiv{q}\t$src", []>;
|
|
}
|
|
}
|
|
|
|
// Unary instructions
|
|
let Defs = [EFLAGS], CodeSize = 2 in {
|
|
let Constraints = "$src = $dst" in
|
|
def NEG64r : RI<0xF7, MRM3r, (outs GR64:$dst), (ins GR64:$src), "neg{q}\t$dst",
|
|
[(set GR64:$dst, (ineg GR64:$src)),
|
|
(implicit EFLAGS)]>;
|
|
def NEG64m : RI<0xF7, MRM3m, (outs), (ins i64mem:$dst), "neg{q}\t$dst",
|
|
[(store (ineg (loadi64 addr:$dst)), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
let Constraints = "$src = $dst", isConvertibleToThreeAddress = 1 in
|
|
def INC64r : RI<0xFF, MRM0r, (outs GR64:$dst), (ins GR64:$src), "inc{q}\t$dst",
|
|
[(set GR64:$dst, EFLAGS, (X86inc_flag GR64:$src))]>;
|
|
def INC64m : RI<0xFF, MRM0m, (outs), (ins i64mem:$dst), "inc{q}\t$dst",
|
|
[(store (add (loadi64 addr:$dst), 1), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
let Constraints = "$src = $dst", isConvertibleToThreeAddress = 1 in
|
|
def DEC64r : RI<0xFF, MRM1r, (outs GR64:$dst), (ins GR64:$src), "dec{q}\t$dst",
|
|
[(set GR64:$dst, EFLAGS, (X86dec_flag GR64:$src))]>;
|
|
def DEC64m : RI<0xFF, MRM1m, (outs), (ins i64mem:$dst), "dec{q}\t$dst",
|
|
[(store (add (loadi64 addr:$dst), -1), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
// In 64-bit mode, single byte INC and DEC cannot be encoded.
|
|
let Constraints = "$src = $dst", isConvertibleToThreeAddress = 1 in {
|
|
// Can transform into LEA.
|
|
def INC64_16r : I<0xFF, MRM0r, (outs GR16:$dst), (ins GR16:$src),
|
|
"inc{w}\t$dst",
|
|
[(set GR16:$dst, EFLAGS, (X86inc_flag GR16:$src))]>,
|
|
OpSize, Requires<[In64BitMode]>;
|
|
def INC64_32r : I<0xFF, MRM0r, (outs GR32:$dst), (ins GR32:$src),
|
|
"inc{l}\t$dst",
|
|
[(set GR32:$dst, EFLAGS, (X86inc_flag GR32:$src))]>,
|
|
Requires<[In64BitMode]>;
|
|
def DEC64_16r : I<0xFF, MRM1r, (outs GR16:$dst), (ins GR16:$src),
|
|
"dec{w}\t$dst",
|
|
[(set GR16:$dst, EFLAGS, (X86dec_flag GR16:$src))]>,
|
|
OpSize, Requires<[In64BitMode]>;
|
|
def DEC64_32r : I<0xFF, MRM1r, (outs GR32:$dst), (ins GR32:$src),
|
|
"dec{l}\t$dst",
|
|
[(set GR32:$dst, EFLAGS, (X86dec_flag GR32:$src))]>,
|
|
Requires<[In64BitMode]>;
|
|
} // Constraints = "$src = $dst", isConvertibleToThreeAddress
|
|
|
|
// These are duplicates of their 32-bit counterparts. Only needed so X86 knows
|
|
// how to unfold them.
|
|
def INC64_16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
|
|
[(store (add (loadi16 addr:$dst), 1), addr:$dst),
|
|
(implicit EFLAGS)]>,
|
|
OpSize, Requires<[In64BitMode]>;
|
|
def INC64_32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
|
|
[(store (add (loadi32 addr:$dst), 1), addr:$dst),
|
|
(implicit EFLAGS)]>,
|
|
Requires<[In64BitMode]>;
|
|
def DEC64_16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
|
|
[(store (add (loadi16 addr:$dst), -1), addr:$dst),
|
|
(implicit EFLAGS)]>,
|
|
OpSize, Requires<[In64BitMode]>;
|
|
def DEC64_32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
|
|
[(store (add (loadi32 addr:$dst), -1), addr:$dst),
|
|
(implicit EFLAGS)]>,
|
|
Requires<[In64BitMode]>;
|
|
} // Defs = [EFLAGS], CodeSize
|
|
|
|
|
|
let Defs = [EFLAGS] in {
|
|
// Shift instructions
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in
|
|
def SHL64rCL : RI<0xD3, MRM4r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"shl{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(set GR64:$dst, (shl GR64:$src1, CL))]>;
|
|
let isConvertibleToThreeAddress = 1 in // Can transform into LEA.
|
|
def SHL64ri : RIi8<0xC1, MRM4r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i8imm:$src2),
|
|
"shl{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (shl GR64:$src1, (i8 imm:$src2)))]>;
|
|
// NOTE: We don't include patterns for shifts of a register by one, because
|
|
// 'add reg,reg' is cheaper.
|
|
def SHL64r1 : RI<0xD1, MRM4r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"shl{q}\t$dst", []>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
let Uses = [CL] in
|
|
def SHL64mCL : RI<0xD3, MRM4m, (outs), (ins i64mem:$dst),
|
|
"shl{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(store (shl (loadi64 addr:$dst), CL), addr:$dst)]>;
|
|
def SHL64mi : RIi8<0xC1, MRM4m, (outs), (ins i64mem:$dst, i8imm:$src),
|
|
"shl{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (shl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SHL64m1 : RI<0xD1, MRM4m, (outs), (ins i64mem:$dst),
|
|
"shl{q}\t$dst",
|
|
[(store (shl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in
|
|
def SHR64rCL : RI<0xD3, MRM5r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"shr{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(set GR64:$dst, (srl GR64:$src1, CL))]>;
|
|
def SHR64ri : RIi8<0xC1, MRM5r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
|
|
"shr{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (srl GR64:$src1, (i8 imm:$src2)))]>;
|
|
def SHR64r1 : RI<0xD1, MRM5r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"shr{q}\t$dst",
|
|
[(set GR64:$dst, (srl GR64:$src1, (i8 1)))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
let Uses = [CL] in
|
|
def SHR64mCL : RI<0xD3, MRM5m, (outs), (ins i64mem:$dst),
|
|
"shr{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(store (srl (loadi64 addr:$dst), CL), addr:$dst)]>;
|
|
def SHR64mi : RIi8<0xC1, MRM5m, (outs), (ins i64mem:$dst, i8imm:$src),
|
|
"shr{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (srl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SHR64m1 : RI<0xD1, MRM5m, (outs), (ins i64mem:$dst),
|
|
"shr{q}\t$dst",
|
|
[(store (srl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in
|
|
def SAR64rCL : RI<0xD3, MRM7r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"sar{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(set GR64:$dst, (sra GR64:$src1, CL))]>;
|
|
def SAR64ri : RIi8<0xC1, MRM7r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i8imm:$src2),
|
|
"sar{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (sra GR64:$src1, (i8 imm:$src2)))]>;
|
|
def SAR64r1 : RI<0xD1, MRM7r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"sar{q}\t$dst",
|
|
[(set GR64:$dst, (sra GR64:$src1, (i8 1)))]>;
|
|
} // Constraints = "$src = $dst"
|
|
|
|
let Uses = [CL] in
|
|
def SAR64mCL : RI<0xD3, MRM7m, (outs), (ins i64mem:$dst),
|
|
"sar{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(store (sra (loadi64 addr:$dst), CL), addr:$dst)]>;
|
|
def SAR64mi : RIi8<0xC1, MRM7m, (outs), (ins i64mem:$dst, i8imm:$src),
|
|
"sar{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (sra (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def SAR64m1 : RI<0xD1, MRM7m, (outs), (ins i64mem:$dst),
|
|
"sar{q}\t$dst",
|
|
[(store (sra (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
|
|
// Rotate instructions
|
|
|
|
let Constraints = "$src = $dst" in {
|
|
def RCL64r1 : RI<0xD1, MRM2r, (outs GR64:$dst), (ins GR64:$src),
|
|
"rcl{q}\t{1, $dst|$dst, 1}", []>;
|
|
def RCL64ri : RIi8<0xC1, MRM2r, (outs GR64:$dst), (ins GR64:$src, i8imm:$cnt),
|
|
"rcl{q}\t{$cnt, $dst|$dst, $cnt}", []>;
|
|
|
|
def RCR64r1 : RI<0xD1, MRM3r, (outs GR64:$dst), (ins GR64:$src),
|
|
"rcr{q}\t{1, $dst|$dst, 1}", []>;
|
|
def RCR64ri : RIi8<0xC1, MRM3r, (outs GR64:$dst), (ins GR64:$src, i8imm:$cnt),
|
|
"rcr{q}\t{$cnt, $dst|$dst, $cnt}", []>;
|
|
|
|
let Uses = [CL] in {
|
|
def RCL64rCL : RI<0xD3, MRM2r, (outs GR64:$dst), (ins GR64:$src),
|
|
"rcl{q}\t{%cl, $dst|$dst, CL}", []>;
|
|
def RCR64rCL : RI<0xD3, MRM3r, (outs GR64:$dst), (ins GR64:$src),
|
|
"rcr{q}\t{%cl, $dst|$dst, CL}", []>;
|
|
}
|
|
} // Constraints = "$src = $dst"
|
|
|
|
def RCL64m1 : RI<0xD1, MRM2m, (outs), (ins i64mem:$dst),
|
|
"rcl{q}\t{1, $dst|$dst, 1}", []>;
|
|
def RCL64mi : RIi8<0xC1, MRM2m, (outs), (ins i64mem:$dst, i8imm:$cnt),
|
|
"rcl{q}\t{$cnt, $dst|$dst, $cnt}", []>;
|
|
def RCR64m1 : RI<0xD1, MRM3m, (outs), (ins i64mem:$dst),
|
|
"rcr{q}\t{1, $dst|$dst, 1}", []>;
|
|
def RCR64mi : RIi8<0xC1, MRM3m, (outs), (ins i64mem:$dst, i8imm:$cnt),
|
|
"rcr{q}\t{$cnt, $dst|$dst, $cnt}", []>;
|
|
|
|
let Uses = [CL] in {
|
|
def RCL64mCL : RI<0xD3, MRM2m, (outs), (ins i64mem:$dst),
|
|
"rcl{q}\t{%cl, $dst|$dst, CL}", []>;
|
|
def RCR64mCL : RI<0xD3, MRM3m, (outs), (ins i64mem:$dst),
|
|
"rcr{q}\t{%cl, $dst|$dst, CL}", []>;
|
|
}
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in
|
|
def ROL64rCL : RI<0xD3, MRM0r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"rol{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(set GR64:$dst, (rotl GR64:$src1, CL))]>;
|
|
def ROL64ri : RIi8<0xC1, MRM0r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i8imm:$src2),
|
|
"rol{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (rotl GR64:$src1, (i8 imm:$src2)))]>;
|
|
def ROL64r1 : RI<0xD1, MRM0r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"rol{q}\t$dst",
|
|
[(set GR64:$dst, (rotl GR64:$src1, (i8 1)))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
let Uses = [CL] in
|
|
def ROL64mCL : RI<0xD3, MRM0m, (outs), (ins i64mem:$dst),
|
|
"rol{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(store (rotl (loadi64 addr:$dst), CL), addr:$dst)]>;
|
|
def ROL64mi : RIi8<0xC1, MRM0m, (outs), (ins i64mem:$dst, i8imm:$src),
|
|
"rol{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (rotl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def ROL64m1 : RI<0xD1, MRM0m, (outs), (ins i64mem:$dst),
|
|
"rol{q}\t$dst",
|
|
[(store (rotl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in
|
|
def ROR64rCL : RI<0xD3, MRM1r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"ror{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(set GR64:$dst, (rotr GR64:$src1, CL))]>;
|
|
def ROR64ri : RIi8<0xC1, MRM1r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i8imm:$src2),
|
|
"ror{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (rotr GR64:$src1, (i8 imm:$src2)))]>;
|
|
def ROR64r1 : RI<0xD1, MRM1r, (outs GR64:$dst), (ins GR64:$src1),
|
|
"ror{q}\t$dst",
|
|
[(set GR64:$dst, (rotr GR64:$src1, (i8 1)))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
let Uses = [CL] in
|
|
def ROR64mCL : RI<0xD3, MRM1m, (outs), (ins i64mem:$dst),
|
|
"ror{q}\t{%cl, $dst|$dst, %CL}",
|
|
[(store (rotr (loadi64 addr:$dst), CL), addr:$dst)]>;
|
|
def ROR64mi : RIi8<0xC1, MRM1m, (outs), (ins i64mem:$dst, i8imm:$src),
|
|
"ror{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (rotr (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
|
|
def ROR64m1 : RI<0xD1, MRM1m, (outs), (ins i64mem:$dst),
|
|
"ror{q}\t$dst",
|
|
[(store (rotr (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
|
|
|
|
// Double shift instructions (generalizations of rotate)
|
|
let Constraints = "$src1 = $dst" in {
|
|
let Uses = [CL] in {
|
|
def SHLD64rrCL : RI<0xA5, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"shld{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR64:$dst, (X86shld GR64:$src1, GR64:$src2, CL))]>,
|
|
TB;
|
|
def SHRD64rrCL : RI<0xAD, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"shrd{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(set GR64:$dst, (X86shrd GR64:$src1, GR64:$src2, CL))]>,
|
|
TB;
|
|
}
|
|
|
|
let isCommutable = 1 in { // FIXME: Update X86InstrInfo::commuteInstruction
|
|
def SHLD64rri8 : RIi8<0xA4, MRMDestReg,
|
|
(outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2, i8imm:$src3),
|
|
"shld{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR64:$dst, (X86shld GR64:$src1, GR64:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB;
|
|
def SHRD64rri8 : RIi8<0xAC, MRMDestReg,
|
|
(outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2, i8imm:$src3),
|
|
"shrd{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(set GR64:$dst, (X86shrd GR64:$src1, GR64:$src2,
|
|
(i8 imm:$src3)))]>,
|
|
TB;
|
|
} // isCommutable
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
let Uses = [CL] in {
|
|
def SHLD64mrCL : RI<0xA5, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"shld{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shld (loadi64 addr:$dst), GR64:$src2, CL),
|
|
addr:$dst)]>, TB;
|
|
def SHRD64mrCL : RI<0xAD, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"shrd{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
|
|
[(store (X86shrd (loadi64 addr:$dst), GR64:$src2, CL),
|
|
addr:$dst)]>, TB;
|
|
}
|
|
def SHLD64mri8 : RIi8<0xA4, MRMDestMem,
|
|
(outs), (ins i64mem:$dst, GR64:$src2, i8imm:$src3),
|
|
"shld{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shld (loadi64 addr:$dst), GR64:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB;
|
|
def SHRD64mri8 : RIi8<0xAC, MRMDestMem,
|
|
(outs), (ins i64mem:$dst, GR64:$src2, i8imm:$src3),
|
|
"shrd{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
|
|
[(store (X86shrd (loadi64 addr:$dst), GR64:$src2,
|
|
(i8 imm:$src3)), addr:$dst)]>,
|
|
TB;
|
|
} // Defs = [EFLAGS]
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Logical Instructions...
|
|
//
|
|
|
|
let Constraints = "$src = $dst" , AddedComplexity = 15 in
|
|
def NOT64r : RI<0xF7, MRM2r, (outs GR64:$dst), (ins GR64:$src), "not{q}\t$dst",
|
|
[(set GR64:$dst, (not GR64:$src))]>;
|
|
def NOT64m : RI<0xF7, MRM2m, (outs), (ins i64mem:$dst), "not{q}\t$dst",
|
|
[(store (not (loadi64 addr:$dst)), addr:$dst)]>;
|
|
|
|
let Defs = [EFLAGS] in {
|
|
def AND64i32 : RIi32<0x25, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"and{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in
|
|
def AND64rr : RI<0x21, MRMDestReg,
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"and{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86and_flag GR64:$src1, GR64:$src2))]>;
|
|
let isCodeGenOnly = 1 in {
|
|
def AND64rr_REV : RI<0x23, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"and{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
def AND64rm : RI<0x23, MRMSrcMem,
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"and{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86and_flag GR64:$src1, (load addr:$src2)))]>;
|
|
def AND64ri8 : RIi8<0x83, MRM4r,
|
|
(outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
|
|
"and{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86and_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def AND64ri32 : RIi32<0x81, MRM4r,
|
|
(outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
|
|
"and{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86and_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def AND64mr : RI<0x21, MRMDestMem,
|
|
(outs), (ins i64mem:$dst, GR64:$src),
|
|
"and{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), GR64:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def AND64mi8 : RIi8<0x83, MRM4m,
|
|
(outs), (ins i64mem:$dst, i64i8imm :$src),
|
|
"and{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (and (load addr:$dst), i64immSExt8:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def AND64mi32 : RIi32<0x81, MRM4m,
|
|
(outs), (ins i64mem:$dst, i64i32imm:$src),
|
|
"and{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (and (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in
|
|
def OR64rr : RI<0x09, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"or{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86or_flag GR64:$src1, GR64:$src2))]>;
|
|
let isCodeGenOnly = 1 in {
|
|
def OR64rr_REV : RI<0x0B, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"or{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
def OR64rm : RI<0x0B, MRMSrcMem , (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"or{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86or_flag GR64:$src1, (load addr:$src2)))]>;
|
|
def OR64ri8 : RIi8<0x83, MRM1r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"or{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86or_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def OR64ri32 : RIi32<0x81, MRM1r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"or{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86or_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def OR64mr : RI<0x09, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
|
|
"or{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), GR64:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def OR64mi8 : RIi8<0x83, MRM1m, (outs), (ins i64mem:$dst, i64i8imm:$src),
|
|
"or{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (or (load addr:$dst), i64immSExt8:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def OR64mi32 : RIi32<0x81, MRM1m, (outs), (ins i64mem:$dst, i64i32imm:$src),
|
|
"or{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (or (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
def OR64i32 : RIi32<0x0D, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"or{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
let Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in
|
|
def XOR64rr : RI<0x31, MRMDestReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"xor{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86xor_flag GR64:$src1, GR64:$src2))]>;
|
|
let isCodeGenOnly = 1 in {
|
|
def XOR64rr_REV : RI<0x33, MRMSrcReg, (outs GR64:$dst),
|
|
(ins GR64:$src1, GR64:$src2),
|
|
"xor{q}\t{$src2, $dst|$dst, $src2}", []>;
|
|
}
|
|
def XOR64rm : RI<0x33, MRMSrcMem, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64mem:$src2),
|
|
"xor{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86xor_flag GR64:$src1, (load addr:$src2)))]>;
|
|
def XOR64ri8 : RIi8<0x83, MRM6r, (outs GR64:$dst),
|
|
(ins GR64:$src1, i64i8imm:$src2),
|
|
"xor{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86xor_flag GR64:$src1, i64immSExt8:$src2))]>;
|
|
def XOR64ri32 : RIi32<0x81, MRM6r,
|
|
(outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
|
|
"xor{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, EFLAGS,
|
|
(X86xor_flag GR64:$src1, i64immSExt32:$src2))]>;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
def XOR64mr : RI<0x31, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
|
|
"xor{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), GR64:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def XOR64mi8 : RIi8<0x83, MRM6m, (outs), (ins i64mem:$dst, i64i8imm :$src),
|
|
"xor{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (xor (load addr:$dst), i64immSExt8:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
def XOR64mi32 : RIi32<0x81, MRM6m, (outs), (ins i64mem:$dst, i64i32imm:$src),
|
|
"xor{q}\t{$src, $dst|$dst, $src}",
|
|
[(store (xor (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst),
|
|
(implicit EFLAGS)]>;
|
|
|
|
def XOR64i32 : RIi32<0x35, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"xor{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
} // Defs = [EFLAGS]
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Comparison Instructions...
|
|
//
|
|
|
|
// Integer comparison
|
|
let Defs = [EFLAGS] in {
|
|
def TEST64i32 : RIi32<0xa9, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"test{q}\t{$src, %rax|%rax, $src}", []>;
|
|
let isCommutable = 1 in
|
|
def TEST64rr : RI<0x85, MRMSrcReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"test{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (and GR64:$src1, GR64:$src2), 0))]>;
|
|
def TEST64rm : RI<0x85, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
|
|
"test{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (and GR64:$src1, (loadi64 addr:$src2)),
|
|
0))]>;
|
|
def TEST64ri32 : RIi32<0xF7, MRM0r, (outs),
|
|
(ins GR64:$src1, i64i32imm:$src2),
|
|
"test{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (and GR64:$src1, i64immSExt32:$src2),
|
|
0))]>;
|
|
def TEST64mi32 : RIi32<0xF7, MRM0m, (outs),
|
|
(ins i64mem:$src1, i64i32imm:$src2),
|
|
"test{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (and (loadi64 addr:$src1),
|
|
i64immSExt32:$src2), 0))]>;
|
|
|
|
|
|
def CMP64i32 : RIi32<0x3D, RawFrm, (outs), (ins i64i32imm:$src),
|
|
"cmp{q}\t{$src, %rax|%rax, $src}", []>;
|
|
def CMP64rr : RI<0x39, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp GR64:$src1, GR64:$src2))]>;
|
|
|
|
// These are alternate spellings for use by the disassembler, we mark them as
|
|
// code gen only to ensure they aren't matched by the assembler.
|
|
let isCodeGenOnly = 1 in {
|
|
def CMP64mrmrr : RI<0x3B, MRMSrcReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}", []>;
|
|
}
|
|
|
|
def CMP64mr : RI<0x39, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (loadi64 addr:$src1), GR64:$src2))]>;
|
|
def CMP64rm : RI<0x3B, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp GR64:$src1, (loadi64 addr:$src2)))]>;
|
|
def CMP64ri8 : RIi8<0x83, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp GR64:$src1, i64immSExt8:$src2))]>;
|
|
def CMP64ri32 : RIi32<0x81, MRM7r, (outs), (ins GR64:$src1, i64i32imm:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp GR64:$src1, i64immSExt32:$src2))]>;
|
|
def CMP64mi8 : RIi8<0x83, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (loadi64 addr:$src1),
|
|
i64immSExt8:$src2))]>;
|
|
def CMP64mi32 : RIi32<0x81, MRM7m, (outs),
|
|
(ins i64mem:$src1, i64i32imm:$src2),
|
|
"cmp{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86cmp (loadi64 addr:$src1),
|
|
i64immSExt32:$src2))]>;
|
|
} // Defs = [EFLAGS]
|
|
|
|
// Bit tests.
|
|
// TODO: BTC, BTR, and BTS
|
|
let Defs = [EFLAGS] in {
|
|
def BT64rr : RI<0xA3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"bt{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86bt GR64:$src1, GR64:$src2))]>, TB;
|
|
|
|
// Unlike with the register+register form, the memory+register form of the
|
|
// bt instruction does not ignore the high bits of the index. From ISel's
|
|
// perspective, this is pretty bizarre. Disable these instructions for now.
|
|
def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
|
|
"bt{q}\t{$src2, $src1|$src1, $src2}",
|
|
// [(X86bt (loadi64 addr:$src1), GR64:$src2),
|
|
// (implicit EFLAGS)]
|
|
[]
|
|
>, TB;
|
|
|
|
def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2),
|
|
"bt{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))]>, TB;
|
|
// Note that these instructions don't need FastBTMem because that
|
|
// only applies when the other operand is in a register. When it's
|
|
// an immediate, bt is still fast.
|
|
def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
|
|
"bt{q}\t{$src2, $src1|$src1, $src2}",
|
|
[(set EFLAGS, (X86bt (loadi64 addr:$src1),
|
|
i64immSExt8:$src2))]>, TB;
|
|
|
|
def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTC64mr : RI<0xBB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
|
|
"btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTC64ri8 : RIi8<0xBA, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
|
|
"btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTC64mi8 : RIi8<0xBA, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
|
|
"btc{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
|
|
def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTR64mr : RI<0xB3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
|
|
"btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTR64ri8 : RIi8<0xBA, MRM6r, (outs), (ins GR64:$src1, i64i8imm:$src2),
|
|
"btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTR64mi8 : RIi8<0xBA, MRM6m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
|
|
"btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
|
|
def BTS64rr : RI<0xAB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
|
|
"bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTS64mr : RI<0xAB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
|
|
"bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTS64ri8 : RIi8<0xBA, MRM5r, (outs), (ins GR64:$src1, i64i8imm:$src2),
|
|
"bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
|
|
"bts{q}\t{$src2, $src1|$src1, $src2}", []>, TB;
|
|
} // Defs = [EFLAGS]
|
|
|
|
// Conditional moves
|
|
let Uses = [EFLAGS], Constraints = "$src1 = $dst" in {
|
|
let isCommutable = 1 in {
|
|
def CMOVB64rr : RI<0x42, MRMSrcReg, // if <u, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_B, EFLAGS))]>, TB;
|
|
def CMOVAE64rr: RI<0x43, MRMSrcReg, // if >=u, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovae{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_AE, EFLAGS))]>, TB;
|
|
def CMOVE64rr : RI<0x44, MRMSrcReg, // if ==, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmove{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_E, EFLAGS))]>, TB;
|
|
def CMOVNE64rr: RI<0x45, MRMSrcReg, // if !=, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovne{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_NE, EFLAGS))]>, TB;
|
|
def CMOVBE64rr: RI<0x46, MRMSrcReg, // if <=u, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovbe{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_BE, EFLAGS))]>, TB;
|
|
def CMOVA64rr : RI<0x47, MRMSrcReg, // if >u, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmova{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_A, EFLAGS))]>, TB;
|
|
def CMOVL64rr : RI<0x4C, MRMSrcReg, // if <s, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovl{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_L, EFLAGS))]>, TB;
|
|
def CMOVGE64rr: RI<0x4D, MRMSrcReg, // if >=s, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovge{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_GE, EFLAGS))]>, TB;
|
|
def CMOVLE64rr: RI<0x4E, MRMSrcReg, // if <=s, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovle{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_LE, EFLAGS))]>, TB;
|
|
def CMOVG64rr : RI<0x4F, MRMSrcReg, // if >s, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovg{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_G, EFLAGS))]>, TB;
|
|
def CMOVS64rr : RI<0x48, MRMSrcReg, // if signed, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovs{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_S, EFLAGS))]>, TB;
|
|
def CMOVNS64rr: RI<0x49, MRMSrcReg, // if !signed, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovns{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_NS, EFLAGS))]>, TB;
|
|
def CMOVP64rr : RI<0x4A, MRMSrcReg, // if parity, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovp{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_P, EFLAGS))]>, TB;
|
|
def CMOVNP64rr : RI<0x4B, MRMSrcReg, // if !parity, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovnp{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_NP, EFLAGS))]>, TB;
|
|
def CMOVO64rr : RI<0x40, MRMSrcReg, // if overflow, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovo{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_O, EFLAGS))]>, TB;
|
|
def CMOVNO64rr : RI<0x41, MRMSrcReg, // if !overflow, GR64 = GR64
|
|
(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
|
|
"cmovno{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
|
|
X86_COND_NO, EFLAGS))]>, TB;
|
|
} // isCommutable = 1
|
|
|
|
def CMOVB64rm : RI<0x42, MRMSrcMem, // if <u, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovb{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_B, EFLAGS))]>, TB;
|
|
def CMOVAE64rm: RI<0x43, MRMSrcMem, // if >=u, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovae{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_AE, EFLAGS))]>, TB;
|
|
def CMOVE64rm : RI<0x44, MRMSrcMem, // if ==, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmove{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_E, EFLAGS))]>, TB;
|
|
def CMOVNE64rm: RI<0x45, MRMSrcMem, // if !=, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovne{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_NE, EFLAGS))]>, TB;
|
|
def CMOVBE64rm: RI<0x46, MRMSrcMem, // if <=u, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovbe{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_BE, EFLAGS))]>, TB;
|
|
def CMOVA64rm : RI<0x47, MRMSrcMem, // if >u, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmova{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_A, EFLAGS))]>, TB;
|
|
def CMOVL64rm : RI<0x4C, MRMSrcMem, // if <s, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovl{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_L, EFLAGS))]>, TB;
|
|
def CMOVGE64rm: RI<0x4D, MRMSrcMem, // if >=s, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovge{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_GE, EFLAGS))]>, TB;
|
|
def CMOVLE64rm: RI<0x4E, MRMSrcMem, // if <=s, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovle{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_LE, EFLAGS))]>, TB;
|
|
def CMOVG64rm : RI<0x4F, MRMSrcMem, // if >s, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovg{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_G, EFLAGS))]>, TB;
|
|
def CMOVS64rm : RI<0x48, MRMSrcMem, // if signed, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovs{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_S, EFLAGS))]>, TB;
|
|
def CMOVNS64rm: RI<0x49, MRMSrcMem, // if !signed, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovns{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_NS, EFLAGS))]>, TB;
|
|
def CMOVP64rm : RI<0x4A, MRMSrcMem, // if parity, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovp{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_P, EFLAGS))]>, TB;
|
|
def CMOVNP64rm : RI<0x4B, MRMSrcMem, // if !parity, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovnp{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_NP, EFLAGS))]>, TB;
|
|
def CMOVO64rm : RI<0x40, MRMSrcMem, // if overflow, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovo{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_O, EFLAGS))]>, TB;
|
|
def CMOVNO64rm : RI<0x41, MRMSrcMem, // if !overflow, GR64 = [mem64]
|
|
(outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
|
|
"cmovno{q}\t{$src2, $dst|$dst, $src2}",
|
|
[(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
|
|
X86_COND_NO, EFLAGS))]>, TB;
|
|
} // Constraints = "$src1 = $dst"
|
|
|
|
// Use sbb to materialize carry flag into a GPR.
|
|
// FIXME: This are pseudo ops that should be replaced with Pat<> patterns.
|
|
// However, Pat<> can't replicate the destination reg into the inputs of the
|
|
// result.
|
|
// FIXME: Change this to have encoding Pseudo when X86MCCodeEmitter replaces
|
|
// X86CodeEmitter.
|
|
let Defs = [EFLAGS], Uses = [EFLAGS], isCodeGenOnly = 1 in
|
|
def SETB_C64r : RI<0x19, MRMInitReg, (outs GR64:$dst), (ins), "",
|
|
[(set GR64:$dst, (X86setcc_c X86_COND_B, EFLAGS))]>;
|
|
|
|
def : Pat<(i64 (anyext (i8 (X86setcc_c X86_COND_B, EFLAGS)))),
|
|
(SETB_C64r)>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Descriptor-table support instructions
|
|
|
|
// LLDT is not interpreted specially in 64-bit mode because there is no sign
|
|
// extension.
|
|
def SLDT64r : RI<0x00, MRM0r, (outs GR64:$dst), (ins),
|
|
"sldt{q}\t$dst", []>, TB;
|
|
def SLDT64m : RI<0x00, MRM0m, (outs i16mem:$dst), (ins),
|
|
"sldt{q}\t$dst", []>, TB;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Alias Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// We want to rewrite MOV64r0 in terms of MOV32r0, because it's sometimes a
|
|
// smaller encoding, but doing so at isel time interferes with rematerialization
|
|
// in the current register allocator. For now, this is rewritten when the
|
|
// instruction is lowered to an MCInst.
|
|
// FIXME: AddedComplexity gives this a higher priority than MOV64ri32. Remove
|
|
// when we have a better way to specify isel priority.
|
|
let Defs = [EFLAGS],
|
|
AddedComplexity = 1, isReMaterializable = 1, isAsCheapAsAMove = 1 in
|
|
def MOV64r0 : I<0x31, MRMInitReg, (outs GR64:$dst), (ins), "",
|
|
[(set GR64:$dst, 0)]>;
|
|
|
|
// Materialize i64 constant where top 32-bits are zero. This could theoretically
|
|
// use MOV32ri with a SUBREG_TO_REG to represent the zero-extension, however
|
|
// that would make it more difficult to rematerialize.
|
|
let AddedComplexity = 1, isReMaterializable = 1, isAsCheapAsAMove = 1 in
|
|
def MOV64ri64i32 : Ii32<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64i32imm:$src),
|
|
"", [(set GR64:$dst, i64immZExt32:$src)]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Thread Local Storage Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// ELF TLS Support
|
|
// All calls clobber the non-callee saved registers. RSP is marked as
|
|
// a use to prevent stack-pointer assignments that appear immediately
|
|
// before calls from potentially appearing dead.
|
|
let Defs = [RAX, RCX, RDX, RSI, RDI, R8, R9, R10, R11,
|
|
FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, ST1,
|
|
MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
|
|
XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
|
|
XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
|
|
Uses = [RSP] in
|
|
def TLS_addr64 : I<0, Pseudo, (outs), (ins i64mem:$sym),
|
|
".byte\t0x66; "
|
|
"leaq\t$sym(%rip), %rdi; "
|
|
".word\t0x6666; "
|
|
"rex64; "
|
|
"call\t__tls_get_addr@PLT",
|
|
[(X86tlsaddr tls64addr:$sym)]>,
|
|
Requires<[In64BitMode]>;
|
|
|
|
// Darwin TLS Support
|
|
// For x86_64, the address of the thunk is passed in %rdi, on return
|
|
// the address of the variable is in %rax. All other registers are preserved.
|
|
let Defs = [RAX],
|
|
Uses = [RDI],
|
|
usesCustomInserter = 1 in
|
|
def TLSCall_64 : I<0, Pseudo, (outs), (ins i64mem:$sym),
|
|
"# TLSCall_64",
|
|
[(X86TLSCall addr:$sym)]>,
|
|
Requires<[In64BitMode]>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Atomic Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// TODO: Get this to fold the constant into the instruction.
|
|
let hasSideEffects = 1, Defs = [ESP] in
|
|
def Int_MemBarrierNoSSE64 : RI<0x09, MRM1r, (outs), (ins GR64:$zero),
|
|
"lock\n\t"
|
|
"or{q}\t{$zero, (%rsp)|(%rsp), $zero}",
|
|
[(X86MemBarrierNoSSE GR64:$zero)]>,
|
|
Requires<[In64BitMode]>, LOCK;
|
|
|
|
let Defs = [RAX, EFLAGS], Uses = [RAX] in {
|
|
def LCMPXCHG64 : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$ptr, GR64:$swap),
|
|
"lock\n\t"
|
|
"cmpxchgq\t$swap,$ptr",
|
|
[(X86cas addr:$ptr, GR64:$swap, 8)]>, TB, LOCK;
|
|
}
|
|
|
|
let Constraints = "$val = $dst" in {
|
|
let Defs = [EFLAGS] in
|
|
def LXADD64 : RI<0xC1, MRMSrcMem, (outs GR64:$dst), (ins GR64:$val,i64mem:$ptr),
|
|
"lock\n\t"
|
|
"xadd\t$val, $ptr",
|
|
[(set GR64:$dst, (atomic_load_add_64 addr:$ptr, GR64:$val))]>,
|
|
TB, LOCK;
|
|
|
|
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 XCHG64rr : RI<0x87, MRMSrcReg, (outs GR64:$dst), (ins GR64:$val,GR64:$src),
|
|
"xchg{q}\t{$val, $src|$src, $val}", []>;
|
|
}
|
|
|
|
def XADD64rr : RI<0xC1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
|
|
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
|
|
let mayLoad = 1, mayStore = 1 in
|
|
def XADD64rm : RI<0xC1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
|
|
"xadd{q}\t{$src, $dst|$dst, $src}", []>, TB;
|
|
|
|
def CMPXCHG64rr : RI<0xB1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
|
|
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
|
|
let mayLoad = 1, mayStore = 1 in
|
|
def CMPXCHG64rm : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
|
|
"cmpxchg{q}\t{$src, $dst|$dst, $src}", []>, TB;
|
|
|
|
let Defs = [RAX, RDX, EFLAGS], Uses = [RAX, RBX, RCX, RDX] in
|
|
def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst),
|
|
"cmpxchg16b\t$dst", []>, TB;
|
|
|
|
def XCHG64ar : RI<0x90, AddRegFrm, (outs), (ins GR64:$src),
|
|
"xchg{q}\t{$src, %rax|%rax, $src}", []>;
|
|
|
|
// Optimized codegen when the non-memory output is not used.
|
|
let Defs = [EFLAGS], mayLoad = 1, mayStore = 1 in {
|
|
// FIXME: Use normal add / sub instructions and add lock prefix dynamically.
|
|
def LOCK_ADD64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"lock\n\t"
|
|
"add{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_ADD64mi8 : RIi8<0x83, MRM0m, (outs),
|
|
(ins i64mem:$dst, i64i8imm :$src2),
|
|
"lock\n\t"
|
|
"add{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_ADD64mi32 : RIi32<0x81, MRM0m, (outs),
|
|
(ins i64mem:$dst, i64i32imm :$src2),
|
|
"lock\n\t"
|
|
"add{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_SUB64mr : RI<0x29, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
|
|
"lock\n\t"
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_SUB64mi8 : RIi8<0x83, MRM5m, (outs),
|
|
(ins i64mem:$dst, i64i8imm :$src2),
|
|
"lock\n\t"
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_SUB64mi32 : RIi32<0x81, MRM5m, (outs),
|
|
(ins i64mem:$dst, i64i32imm:$src2),
|
|
"lock\n\t"
|
|
"sub{q}\t{$src2, $dst|$dst, $src2}", []>, LOCK;
|
|
def LOCK_INC64m : RI<0xFF, MRM0m, (outs), (ins i64mem:$dst),
|
|
"lock\n\t"
|
|
"inc{q}\t$dst", []>, LOCK;
|
|
def LOCK_DEC64m : RI<0xFF, MRM1m, (outs), (ins i64mem:$dst),
|
|
"lock\n\t"
|
|
"dec{q}\t$dst", []>, LOCK;
|
|
}
|
|
// Atomic exchange, and, or, xor
|
|
let Constraints = "$val = $dst", Defs = [EFLAGS],
|
|
usesCustomInserter = 1 in {
|
|
def ATOMAND64 : I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMAND64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_and_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMOR64 : I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMOR64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_or_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMXOR64 : I<0, Pseudo,(outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMXOR64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_xor_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMNAND64 : I<0, Pseudo,(outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMNAND64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_nand_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMMIN64: I<0, Pseudo, (outs GR64:$dst), (ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMMIN64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_min_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMMAX64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMMAX64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_max_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMUMIN64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMUMIN64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_umin_64 addr:$ptr, GR64:$val))]>;
|
|
def ATOMUMAX64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
|
|
"#ATOMUMAX64 PSEUDO!",
|
|
[(set GR64:$dst, (atomic_load_umax_64 addr:$ptr, GR64:$val))]>;
|
|
}
|
|
|
|
|
|
// String manipulation instructions
|
|
|
|
def LODSQ : RI<0xAD, RawFrm, (outs), (ins), "lodsq", []>;
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// X86-64 SSE Instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
// Move instructions...
|
|
|
|
def MOV64toPQIrr : RPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
|
|
"mov{d|q}\t{$src, $dst|$dst, $src}",
|
|
[(set VR128:$dst,
|
|
(v2i64 (scalar_to_vector GR64:$src)))]>;
|
|
def MOVPQIto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins VR128:$src),
|
|
"mov{d|q}\t{$src, $dst|$dst, $src}",
|
|
[(set GR64:$dst, (vector_extract (v2i64 VR128:$src),
|
|
(iPTR 0)))]>;
|
|
|
|
def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
|
|
"mov{d|q}\t{$src, $dst|$dst, $src}",
|
|
[(set FR64:$dst, (bitconvert GR64:$src))]>;
|
|
def MOV64toSDrm : S3SI<0x7E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
|
|
"movq\t{$src, $dst|$dst, $src}",
|
|
[(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
|
|
|
|
def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins FR64:$src),
|
|
"mov{d|q}\t{$src, $dst|$dst, $src}",
|
|
[(set GR64:$dst, (bitconvert FR64:$src))]>;
|
|
def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (outs), (ins i64mem:$dst, FR64:$src),
|
|
"movq\t{$src, $dst|$dst, $src}",
|
|
[(store (i64 (bitconvert FR64:$src)), addr:$dst)]>;
|
|
|