X86InstrSSE.td

//====- X86InstrSSE.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 SSE instruction set, defining the instructions,
// and properties of the instructions which are needed for code generation,
// machine code emission, and analysis.
//
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// SSE specific DAG Nodes.
//===----------------------------------------------------------------------===//

def X86loadp   : SDNode<"X86ISD::LOAD_PACK", SDTLoad, 
                        [SDNPHasChain]>;
def X86fand    : SDNode<"X86ISD::FAND",      SDTFPBinOp,
                        [SDNPCommutative, SDNPAssociative]>;
def X86fxor    : SDNode<"X86ISD::FXOR",      SDTFPBinOp,
                        [SDNPCommutative, SDNPAssociative]>;
def X86comi    : SDNode<"X86ISD::COMI",      SDTX86CmpTest,
                        [SDNPOutFlag]>;
def X86ucomi   : SDNode<"X86ISD::UCOMI",     SDTX86CmpTest,
                        [SDNPOutFlag]>;
def X86s2vec   : SDNode<"X86ISD::S2VEC",
                        SDTypeProfile<1, 1, []>, []>;
def X86zexts2vec : SDNode<"X86ISD::ZEXT_S2VEC",
                          SDTypeProfile<1, 1, []>, []>;
def X86pextrw  : SDNode<"X86ISD::PEXTRW",
                        SDTypeProfile<1, 2, []>, []>;
def X86pinsrw  : SDNode<"X86ISD::PINSRW",
                        SDTypeProfile<1, 3, []>, []>;

//===----------------------------------------------------------------------===//
// SSE pattern fragments
//===----------------------------------------------------------------------===//

def X86loadpf32  : PatFrag<(ops node:$ptr), (f32   (X86loadp node:$ptr))>;
def X86loadpf64  : PatFrag<(ops node:$ptr), (f64   (X86loadp node:$ptr))>;

def loadv4f32    : PatFrag<(ops node:$ptr), (v4f32 (load node:$ptr))>;
def loadv2f64    : PatFrag<(ops node:$ptr), (v2f64 (load node:$ptr))>;
def loadv16i8    : PatFrag<(ops node:$ptr), (v16i8 (load node:$ptr))>;
def loadv8i16    : PatFrag<(ops node:$ptr), (v8i16 (load node:$ptr))>;
def loadv4i32    : PatFrag<(ops node:$ptr), (v4i32 (load node:$ptr))>;
def loadv2i64    : PatFrag<(ops node:$ptr), (v2i64 (load node:$ptr))>;

def bc_v4f32 : PatFrag<(ops node:$in), (v4f32 (bitconvert node:$in))>;
def bc_v2f64 : PatFrag<(ops node:$in), (v2f64 (bitconvert node:$in))>;
def bc_v16i8 : PatFrag<(ops node:$in), (v16i8 (bitconvert node:$in))>;
def bc_v8i16 : PatFrag<(ops node:$in), (v8i16 (bitconvert node:$in))>;
def bc_v4i32 : PatFrag<(ops node:$in), (v4i32 (bitconvert node:$in))>;
def bc_v2i64 : PatFrag<(ops node:$in), (v2i64 (bitconvert node:$in))>;

def fp32imm0 : PatLeaf<(f32 fpimm), [{
  return N->isExactlyValue(+0.0);
}]>;

def PSxLDQ_imm  : SDNodeXForm<imm, [{
  // Transformation function: imm >> 3
  return getI32Imm(N->getValue() >> 3);
}]>;

// SHUFFLE_get_shuf_imm xform function: convert vector_shuffle mask to PSHUF*,
// SHUFP* etc. imm.
def SHUFFLE_get_shuf_imm : SDNodeXForm<build_vector, [{
  return getI8Imm(X86::getShuffleSHUFImmediate(N));
}]>;

// SHUFFLE_get_pshufhw_imm xform function: convert vector_shuffle mask to 
// PSHUFHW imm.
def SHUFFLE_get_pshufhw_imm : SDNodeXForm<build_vector, [{
  return getI8Imm(X86::getShufflePSHUFHWImmediate(N));
}]>;

// SHUFFLE_get_pshuflw_imm xform function: convert vector_shuffle mask to 
// PSHUFLW imm.
def SHUFFLE_get_pshuflw_imm : SDNodeXForm<build_vector, [{
  return getI8Imm(X86::getShufflePSHUFLWImmediate(N));
}]>;

def SSE_splat_mask : PatLeaf<(build_vector), [{
  return X86::isSplatMask(N);
}], SHUFFLE_get_shuf_imm>;

def MOVLHPS_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isMOVLHPSMask(N);
}]>;

def MOVHLPS_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isMOVHLPSMask(N);
}]>;

def MOVHP_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isMOVHPMask(N);
}]>;

def MOVLP_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isMOVLPMask(N);
}]>;

def MOVS_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isMOVSMask(N);
}]>;

def UNPCKL_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isUNPCKLMask(N);
}]>;

def UNPCKH_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isUNPCKHMask(N);
}]>;

def UNPCKL_v_undef_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isUNPCKL_v_undef_Mask(N);
}]>;

def PSHUFD_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isPSHUFDMask(N);
}], SHUFFLE_get_shuf_imm>;

def PSHUFHW_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isPSHUFHWMask(N);
}], SHUFFLE_get_pshufhw_imm>;

def PSHUFLW_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isPSHUFLWMask(N);
}], SHUFFLE_get_pshuflw_imm>;

def SHUFP_unary_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isPSHUFDMask(N);
}], SHUFFLE_get_shuf_imm>;

def SHUFP_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isSHUFPMask(N);
}], SHUFFLE_get_shuf_imm>;

def PSHUFD_binary_shuffle_mask : PatLeaf<(build_vector), [{
  return X86::isSHUFPMask(N);
}], SHUFFLE_get_shuf_imm>;

//===----------------------------------------------------------------------===//
// SSE scalar FP Instructions
//===----------------------------------------------------------------------===//

// Instruction templates
// SSI - SSE1 instructions with XS prefix.
// SDI - SSE2 instructions with XD prefix.
// PSI - SSE1 instructions with TB prefix.
// PDI - SSE2 instructions with TB and OpSize prefixes.
// PSIi8 - SSE1 instructions with ImmT == Imm8 and TB prefix.
// PDIi8 - SSE2 instructions with ImmT == Imm8 and TB and OpSize prefixes.
// S3SI - SSE3 instructions with XD prefix.
// S3DI - SSE3 instructions with TB and OpSize prefixes.
class SSI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, XS, Requires<[HasSSE1]>;
class SDI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, XD, Requires<[HasSSE2]>;
class PSI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, TB, Requires<[HasSSE1]>;
class PDI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, TB, OpSize, Requires<[HasSSE2]>;
class PSIi8<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : X86Inst<o, F, Imm8, ops, asm>, TB, Requires<[HasSSE1]> {
  let Pattern = pattern;
}
class PDIi8<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : X86Inst<o, F, Imm8, ops, asm>, TB, OpSize, Requires<[HasSSE2]> {
  let Pattern = pattern;
}
class S3SI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, XD, Requires<[HasSSE3]>;
class S3DI<bits<8> o, Format F, dag ops, string asm, list<dag> pattern>
      : I<o, F, ops, asm, pattern>, TB, OpSize, Requires<[HasSSE3]>;

//===----------------------------------------------------------------------===//
// Helpers for defining instructions that directly correspond to intrinsics.
class SS_Intr<bits<8> o, string asm, Intrinsic IntId>
  : SSI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src), asm,
        [(set VR128:$dst, (v4f32 (IntId VR128:$src)))]>;
class SS_Intm<bits<8> o, string asm, Intrinsic IntId>
  : SSI<o, MRMSrcMem, (ops VR128:$dst, f32mem:$src), asm,
        [(set VR128:$dst, (v4f32 (IntId (load addr:$src))))]>;
class SD_Intr<bits<8> o, string asm, Intrinsic IntId>
  : SDI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src), asm,
        [(set VR128:$dst, (v2f64 (IntId VR128:$src)))]>;
class SD_Intm<bits<8> o, string asm, Intrinsic IntId>
  : SDI<o, MRMSrcMem, (ops VR128:$dst, f64mem:$src), asm,
        [(set VR128:$dst, (v2f64 (IntId (load addr:$src))))]>;

class SS_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : SSI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
        [(set VR128:$dst, (v4f32 (IntId VR128:$src1, VR128:$src2)))]>;
class SS_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : SSI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f32mem:$src2), asm,
        [(set VR128:$dst, (v4f32 (IntId VR128:$src1, (load addr:$src2))))]>;
class SD_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : SDI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
        [(set VR128:$dst, (v2f64 (IntId VR128:$src1, VR128:$src2)))]>;
class SD_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : SDI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2), asm,
        [(set VR128:$dst, (v2f64 (IntId VR128:$src1, (load addr:$src2))))]>;

class PS_Intr<bits<8> o, string asm, Intrinsic IntId>
  : PSI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src), asm,
        [(set VR128:$dst, (IntId VR128:$src))]>;
class PS_Intm<bits<8> o, string asm, Intrinsic IntId>
  : PSI<o, MRMSrcMem, (ops VR128:$dst, f32mem:$src), asm,
        [(set VR128:$dst, (IntId (loadv4f32 addr:$src)))]>;
class PD_Intr<bits<8> o, string asm, Intrinsic IntId>
  : PDI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src), asm,
        [(set VR128:$dst, (IntId VR128:$src))]>;
class PD_Intm<bits<8> o, string asm, Intrinsic IntId>
  : PDI<o, MRMSrcMem, (ops VR128:$dst, f64mem:$src), asm,
        [(set VR128:$dst, (IntId (loadv2f64 addr:$src)))]>;

class PS_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : PSI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
        [(set VR128:$dst, (IntId VR128:$src1, VR128:$src2))]>;
class PS_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : PSI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f32mem:$src2), asm,
        [(set VR128:$dst, (IntId VR128:$src1, (loadv4f32 addr:$src2)))]>;
class PD_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : PDI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
        [(set VR128:$dst, (IntId VR128:$src1, VR128:$src2))]>;
class PD_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : PDI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2), asm,
        [(set VR128:$dst, (IntId VR128:$src1, (loadv2f64 addr:$src2)))]>;

class S3S_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : S3SI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
         [(set VR128:$dst, (v4f32 (IntId VR128:$src1, VR128:$src2)))]>;
class S3S_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : S3SI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2), asm,
         [(set VR128:$dst, (v4f32 (IntId VR128:$src1,
                                   (loadv4f32 addr:$src2))))]>;
class S3D_Intrr<bits<8> o, string asm, Intrinsic IntId>
  : S3DI<o, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2), asm,
         [(set VR128:$dst, (v2f64 (IntId VR128:$src1, VR128:$src2)))]>;
class S3D_Intrm<bits<8> o, string asm, Intrinsic IntId>
  : S3DI<o, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2), asm,
         [(set VR128:$dst, (v2f64 (IntId VR128:$src1,
                                   (loadv2f64 addr:$src2))))]>;

// Some 'special' instructions
def IMPLICIT_DEF_FR32 : I<0, Pseudo, (ops FR32:$dst),
                         "#IMPLICIT_DEF $dst",
                         [(set FR32:$dst, (undef))]>, Requires<[HasSSE2]>;
def IMPLICIT_DEF_FR64 : I<0, Pseudo, (ops FR64:$dst),
                         "#IMPLICIT_DEF $dst",
                         [(set FR64:$dst, (undef))]>, Requires<[HasSSE2]>;

// CMOV* - Used to implement the SSE SELECT DAG operation.  Expanded by the
// scheduler into a branch sequence.
let usesCustomDAGSchedInserter = 1 in {  // Expanded by the scheduler.
  def CMOV_FR32 : I<0, Pseudo,
                    (ops FR32:$dst, FR32:$t, FR32:$f, i8imm:$cond),
                    "#CMOV_FR32 PSEUDO!",
                    [(set FR32:$dst, (X86cmov FR32:$t, FR32:$f, imm:$cond))]>;
  def CMOV_FR64 : I<0, Pseudo,
                    (ops FR64:$dst, FR64:$t, FR64:$f, i8imm:$cond),
                    "#CMOV_FR64 PSEUDO!",
                    [(set FR64:$dst, (X86cmov FR64:$t, FR64:$f, imm:$cond))]>;
  def CMOV_V4F32 : I<0, Pseudo,
                    (ops VR128:$dst, VR128:$t, VR128:$f, i8imm:$cond),
                    "#CMOV_V4F32 PSEUDO!",
                    [(set VR128:$dst,
                      (v4f32 (X86cmov VR128:$t, VR128:$f, imm:$cond)))]>;
  def CMOV_V2F64 : I<0, Pseudo,
                    (ops VR128:$dst, VR128:$t, VR128:$f, i8imm:$cond),
                    "#CMOV_V2F64 PSEUDO!",
                    [(set VR128:$dst,
                      (v2f64 (X86cmov VR128:$t, VR128:$f, imm:$cond)))]>;
  def CMOV_V2I64 : I<0, Pseudo,
                    (ops VR128:$dst, VR128:$t, VR128:$f, i8imm:$cond),
                    "#CMOV_V2I64 PSEUDO!",
                    [(set VR128:$dst,
                      (v2i64 (X86cmov VR128:$t, VR128:$f, imm:$cond)))]>;
}

// Move Instructions
def MOVSSrr : SSI<0x10, MRMSrcReg, (ops FR32:$dst, FR32:$src),
                "movss {$src, $dst|$dst, $src}", []>;
def MOVSSrm : SSI<0x10, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
                "movss {$src, $dst|$dst, $src}",
                [(set FR32:$dst, (loadf32 addr:$src))]>;
def MOVSDrr : SDI<0x10, MRMSrcReg, (ops FR64:$dst, FR64:$src),
                "movsd {$src, $dst|$dst, $src}", []>;
def MOVSDrm : SDI<0x10, MRMSrcMem, (ops FR64:$dst, f64mem:$src),
                "movsd {$src, $dst|$dst, $src}",
                [(set FR64:$dst, (loadf64 addr:$src))]>;

def MOVSSmr : SSI<0x11, MRMDestMem, (ops f32mem:$dst, FR32:$src),
                "movss {$src, $dst|$dst, $src}",
                [(store FR32:$src, addr:$dst)]>;
def MOVSDmr : SDI<0x11, MRMDestMem, (ops f64mem:$dst, FR64:$src),
                "movsd {$src, $dst|$dst, $src}",
                [(store FR64:$src, addr:$dst)]>;

// Arithmetic instructions
let isTwoAddress = 1 in {
let isCommutable = 1 in {
def ADDSSrr : SSI<0x58, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                "addss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fadd FR32:$src1, FR32:$src2))]>;
def ADDSDrr : SDI<0x58, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                "addsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fadd FR64:$src1, FR64:$src2))]>;
def MULSSrr : SSI<0x59, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                "mulss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fmul FR32:$src1, FR32:$src2))]>;
def MULSDrr : SDI<0x59, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                "mulsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fmul FR64:$src1, FR64:$src2))]>;
}

def ADDSSrm : SSI<0x58, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                "addss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fadd FR32:$src1, (loadf32 addr:$src2)))]>;
def ADDSDrm : SDI<0x58, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
                "addsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fadd FR64:$src1, (loadf64 addr:$src2)))]>;
def MULSSrm : SSI<0x59, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                "mulss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fmul FR32:$src1, (loadf32 addr:$src2)))]>;
def MULSDrm : SDI<0x59, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
                "mulsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fmul FR64:$src1, (loadf64 addr:$src2)))]>;

def DIVSSrr : SSI<0x5E, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                "divss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fdiv FR32:$src1, FR32:$src2))]>;
def DIVSSrm : SSI<0x5E, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                "divss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fdiv FR32:$src1, (loadf32 addr:$src2)))]>;
def DIVSDrr : SDI<0x5E, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                "divsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fdiv FR64:$src1, FR64:$src2))]>;
def DIVSDrm : SDI<0x5E, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
                "divsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fdiv FR64:$src1, (loadf64 addr:$src2)))]>;

def SUBSSrr : SSI<0x5C, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                "subss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fsub FR32:$src1, FR32:$src2))]>;
def SUBSSrm : SSI<0x5C, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                "subss {$src2, $dst|$dst, $src2}",
                [(set FR32:$dst, (fsub FR32:$src1, (loadf32 addr:$src2)))]>;
def SUBSDrr : SDI<0x5C, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                "subsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fsub FR64:$src1, FR64:$src2))]>;
def SUBSDrm : SDI<0x5C, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f64mem:$src2),
                "subsd {$src2, $dst|$dst, $src2}",
                [(set FR64:$dst, (fsub FR64:$src1, (loadf64 addr:$src2)))]>;
}

def SQRTSSr : SSI<0x51, MRMSrcReg, (ops FR32:$dst, FR32:$src),
                "sqrtss {$src, $dst|$dst, $src}",
                [(set FR32:$dst, (fsqrt FR32:$src))]>;
def SQRTSSm : SSI<0x51, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
                 "sqrtss {$src, $dst|$dst, $src}",
                 [(set FR32:$dst, (fsqrt (loadf32 addr:$src)))]>;
def SQRTSDr : SDI<0x51, MRMSrcReg, (ops FR64:$dst, FR64:$src),
                 "sqrtsd {$src, $dst|$dst, $src}",
                 [(set FR64:$dst, (fsqrt FR64:$src))]>;
def SQRTSDm : SDI<0x51, MRMSrcMem, (ops FR64:$dst, f64mem:$src),
                 "sqrtsd {$src, $dst|$dst, $src}",
                 [(set FR64:$dst, (fsqrt (loadf64 addr:$src)))]>;

def RSQRTSSr : SSI<0x52, MRMSrcReg, (ops FR32:$dst, FR32:$src),
                   "rsqrtss {$src, $dst|$dst, $src}", []>;
def RSQRTSSm : SSI<0x52, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
                   "rsqrtss {$src, $dst|$dst, $src}", []>;
def RCPSSr : SSI<0x53, MRMSrcReg, (ops FR32:$dst, FR32:$src),
                 "rcpss {$src, $dst|$dst, $src}", []>;
def RCPSSm : SSI<0x53, MRMSrcMem, (ops FR32:$dst, f32mem:$src),
                 "rcpss {$src, $dst|$dst, $src}", []>;

let isTwoAddress = 1 in {
def MAXSSrr : SSI<0x5F, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                  "maxss {$src2, $dst|$dst, $src2}", []>;
def MAXSSrm : SSI<0x5F, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                  "maxss {$src2, $dst|$dst, $src2}", []>;
def MAXSDrr : SDI<0x5F, MRMSrcReg, (ops FR64:$dst, FR32:$src1, FR64:$src2),
                  "maxsd {$src2, $dst|$dst, $src2}", []>;
def MAXSDrm : SDI<0x5F, MRMSrcMem, (ops FR64:$dst, FR32:$src1, f64mem:$src2),
                  "maxsd {$src2, $dst|$dst, $src2}", []>;
def MINSSrr : SSI<0x5D, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                  "minss {$src2, $dst|$dst, $src2}", []>;
def MINSSrm : SSI<0x5D, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f32mem:$src2),
                  "minss {$src2, $dst|$dst, $src2}", []>;
def MINSDrr : SDI<0x5D, MRMSrcReg, (ops FR64:$dst, FR32:$src1, FR64:$src2),
                  "minsd {$src2, $dst|$dst, $src2}", []>;
def MINSDrm : SDI<0x5D, MRMSrcMem, (ops FR64:$dst, FR32:$src1, f64mem:$src2),
                  "minsd {$src2, $dst|$dst, $src2}", []>;
}

// Aliases to match intrinsics which expect XMM operand(s).
let isTwoAddress = 1 in {
let isCommutable = 1 in {
def Int_ADDSSrr : SS_Intrr<0x58, "addss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_add_ss>;
def Int_ADDSDrr : SD_Intrr<0x58, "addsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_add_sd>;
def Int_MULSSrr : SS_Intrr<0x59, "mulss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_mul_ss>;
def Int_MULSDrr : SD_Intrr<0x59, "mulsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_mul_sd>;
}

def Int_ADDSSrm : SS_Intrm<0x58, "addss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_add_ss>;
def Int_ADDSDrm : SD_Intrm<0x58, "addsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_add_sd>;
def Int_MULSSrm : SS_Intrm<0x59, "mulss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_mul_ss>;
def Int_MULSDrm : SD_Intrm<0x59, "mulsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_mul_sd>;

def Int_DIVSSrr : SS_Intrr<0x5E, "divss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_div_ss>;
def Int_DIVSSrm : SS_Intrm<0x5E, "divss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_div_ss>;
def Int_DIVSDrr : SD_Intrr<0x5E, "divsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_div_sd>;
def Int_DIVSDrm : SD_Intrm<0x5E, "divsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_div_sd>;

def Int_SUBSSrr : SS_Intrr<0x5C, "subss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_sub_ss>;
def Int_SUBSSrm : SS_Intrm<0x5C, "subss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_sub_ss>;
def Int_SUBSDrr : SD_Intrr<0x5C, "subsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_sub_sd>;
def Int_SUBSDrm : SD_Intrm<0x5C, "subsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_sub_sd>;
}

def Int_SQRTSSr : SS_Intr<0x51, "sqrtss {$src, $dst|$dst, $src}",
                          int_x86_sse_sqrt_ss>;
def Int_SQRTSSm : SS_Intm<0x51, "sqrtss {$src, $dst|$dst, $src}",
                          int_x86_sse_sqrt_ss>;
def Int_SQRTSDr : SD_Intr<0x51, "sqrtsd {$src, $dst|$dst, $src}",
                          int_x86_sse2_sqrt_sd>;
def Int_SQRTSDm : SD_Intm<0x51, "sqrtsd {$src, $dst|$dst, $src}",
                          int_x86_sse2_sqrt_sd>;

def Int_RSQRTSSr : SS_Intr<0x52, "rsqrtss {$src, $dst|$dst, $src}",
                           int_x86_sse_rsqrt_ss>;
def Int_RSQRTSSm : SS_Intm<0x52, "rsqrtss {$src, $dst|$dst, $src}",
                           int_x86_sse_rsqrt_ss>;
def Int_RCPSSr   : SS_Intr<0x53, "rcpss {$src, $dst|$dst, $src}",
                           int_x86_sse_rcp_ss>;
def Int_RCPSSm   : SS_Intm<0x53, "rcpss {$src, $dst|$dst, $src}",
                           int_x86_sse_rcp_ss>;

let isTwoAddress = 1 in {
def Int_MAXSSrr : SS_Intrr<0x5F, "maxss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_max_ss>;
def Int_MAXSSrm : SS_Intrm<0x5F, "maxss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_max_ss>;
def Int_MAXSDrr : SD_Intrr<0x5F, "maxsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_max_sd>;
def Int_MAXSDrm : SD_Intrm<0x5F, "maxsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_max_sd>;
def Int_MINSSrr : SS_Intrr<0x5D, "minss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_min_ss>;
def Int_MINSSrm : SS_Intrm<0x5D, "minss {$src2, $dst|$dst, $src2}",
                           int_x86_sse_min_ss>;
def Int_MINSDrr : SD_Intrr<0x5D, "minsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_min_sd>;
def Int_MINSDrm : SD_Intrm<0x5D, "minsd {$src2, $dst|$dst, $src2}",
                           int_x86_sse2_min_sd>;
}

// Conversion instructions
def CVTTSS2SIrr: SSI<0x2C, MRMSrcReg, (ops R32:$dst, FR32:$src),
                    "cvttss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (fp_to_sint FR32:$src))]>;
def CVTTSS2SIrm: SSI<0x2C, MRMSrcMem, (ops R32:$dst, f32mem:$src),
                    "cvttss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (fp_to_sint (loadf32 addr:$src)))]>;
def CVTTSD2SIrr: SDI<0x2C, MRMSrcReg, (ops R32:$dst, FR64:$src),
                    "cvttsd2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (fp_to_sint FR64:$src))]>;
def CVTTSD2SIrm: SDI<0x2C, MRMSrcMem, (ops R32:$dst, f64mem:$src),
                    "cvttsd2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (fp_to_sint (loadf64 addr:$src)))]>;
def CVTSD2SSrr: SDI<0x5A, MRMSrcReg, (ops FR32:$dst, FR64:$src),
                   "cvtsd2ss {$src, $dst|$dst, $src}",
                   [(set FR32:$dst, (fround FR64:$src))]>;
def CVTSD2SSrm: SDI<0x5A, MRMSrcMem, (ops FR32:$dst, f64mem:$src), 
                   "cvtsd2ss {$src, $dst|$dst, $src}",
                   [(set FR32:$dst, (fround (loadf64 addr:$src)))]>;
def CVTSI2SSrr: SSI<0x2A, MRMSrcReg, (ops FR32:$dst, R32:$src),
                  "cvtsi2ss {$src, $dst|$dst, $src}",
                  [(set FR32:$dst, (sint_to_fp R32:$src))]>;
def CVTSI2SSrm: SSI<0x2A, MRMSrcMem, (ops FR32:$dst, i32mem:$src),
                   "cvtsi2ss {$src, $dst|$dst, $src}",
                   [(set FR32:$dst, (sint_to_fp (loadi32 addr:$src)))]>;
def CVTSI2SDrr: SDI<0x2A, MRMSrcReg, (ops FR64:$dst, R32:$src),
                   "cvtsi2sd {$src, $dst|$dst, $src}",
                   [(set FR64:$dst, (sint_to_fp R32:$src))]>;
def CVTSI2SDrm: SDI<0x2A, MRMSrcMem, (ops FR64:$dst, i32mem:$src),
                   "cvtsi2sd {$src, $dst|$dst, $src}",
                   [(set FR64:$dst, (sint_to_fp (loadi32 addr:$src)))]>;

// SSE2 instructions with XS prefix
def CVTSS2SDrr: I<0x5A, MRMSrcReg, (ops FR64:$dst, FR32:$src),
                 "cvtss2sd {$src, $dst|$dst, $src}",
                 [(set FR64:$dst, (fextend FR32:$src))]>, XS,
                Requires<[HasSSE2]>;
def CVTSS2SDrm: I<0x5A, MRMSrcMem, (ops FR64:$dst, f32mem:$src),
                 "cvtss2sd {$src, $dst|$dst, $src}",
                 [(set FR64:$dst, (fextend (loadf32 addr:$src)))]>, XS,
                Requires<[HasSSE2]>;

// Match intrinsics which expect XMM operand(s).
def CVTSS2SIrr: SSI<0x2D, MRMSrcReg, (ops R32:$dst, VR128:$src),
                    "cvtss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse_cvtss2si VR128:$src))]>;
def CVTSS2SIrm: SSI<0x2D, MRMSrcMem, (ops R32:$dst, f32mem:$src),
                    "cvtss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse_cvtss2si
                                     (loadv4f32 addr:$src)))]>;

// Aliases for intrinsics
def Int_CVTTSS2SIrr: SSI<0x2C, MRMSrcReg, (ops R32:$dst, VR128:$src),
                    "cvttss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse_cvttss2si VR128:$src))]>;
def Int_CVTTSS2SIrm: SSI<0x2C, MRMSrcMem, (ops R32:$dst, f32mem:$src),
                    "cvttss2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse_cvttss2si
                                     (loadv4f32 addr:$src)))]>;
def Int_CVTTSD2SIrr: SDI<0x2C, MRMSrcReg, (ops R32:$dst, VR128:$src),
                         "cvttsd2si {$src, $dst|$dst, $src}",
                         [(set R32:$dst, (int_x86_sse2_cvttsd2si VR128:$src))]>;
def Int_CVTTSD2SIrm: SDI<0x2C, MRMSrcMem, (ops R32:$dst, f128mem:$src),
                         "cvttsd2si {$src, $dst|$dst, $src}",
                         [(set R32:$dst, (int_x86_sse2_cvttsd2si
                                          (loadv2f64 addr:$src)))]>;

let isTwoAddress = 1 in {
def Int_CVTSI2SSrr: SSI<0x2A, MRMSrcReg,
                        (ops VR128:$dst, VR128:$src1, R32:$src2),
                        "cvtsi2ss {$src2, $dst|$dst, $src2}",
                        [(set VR128:$dst, (int_x86_sse_cvtsi2ss VR128:$src1,
                                           R32:$src2))]>;
def Int_CVTSI2SSrm: SSI<0x2A, MRMSrcMem,
                        (ops VR128:$dst, VR128:$src1, i32mem:$src2),
                        "cvtsi2ss {$src2, $dst|$dst, $src2}",
                        [(set VR128:$dst, (int_x86_sse_cvtsi2ss VR128:$src1,
                                           (loadi32 addr:$src2)))]>;
}

// Comparison instructions
let isTwoAddress = 1 in {
def CMPSSrr : SSI<0xC2, MRMSrcReg, 
                (ops FR32:$dst, FR32:$src1, FR32:$src, SSECC:$cc),
                "cmp${cc}ss {$src, $dst|$dst, $src}",
                 []>;
def CMPSSrm : SSI<0xC2, MRMSrcMem, 
                (ops FR32:$dst, FR32:$src1, f32mem:$src, SSECC:$cc),
                "cmp${cc}ss {$src, $dst|$dst, $src}", []>;
def CMPSDrr : SDI<0xC2, MRMSrcReg, 
                (ops FR64:$dst, FR64:$src1, FR64:$src, SSECC:$cc),
                "cmp${cc}sd {$src, $dst|$dst, $src}", []>;
def CMPSDrm : SDI<0xC2, MRMSrcMem, 
                (ops FR64:$dst, FR64:$src1, f64mem:$src, SSECC:$cc),
                "cmp${cc}sd {$src, $dst|$dst, $src}", []>;
}

def UCOMISSrr: PSI<0x2E, MRMSrcReg, (ops FR32:$src1, FR32:$src2),
                 "ucomiss {$src2, $src1|$src1, $src2}",
                 [(X86cmp FR32:$src1, FR32:$src2)]>;
def UCOMISSrm: PSI<0x2E, MRMSrcMem, (ops FR32:$src1, f32mem:$src2),
                 "ucomiss {$src2, $src1|$src1, $src2}",
                 [(X86cmp FR32:$src1, (loadf32 addr:$src2))]>;
def UCOMISDrr: PDI<0x2E, MRMSrcReg, (ops FR64:$src1, FR64:$src2),
                 "ucomisd {$src2, $src1|$src1, $src2}",
                 [(X86cmp FR64:$src1, FR64:$src2)]>;
def UCOMISDrm: PDI<0x2E, MRMSrcMem, (ops FR64:$src1, f64mem:$src2),
                 "ucomisd {$src2, $src1|$src1, $src2}",
                 [(X86cmp FR64:$src1, (loadf64 addr:$src2))]>;

// Aliases to match intrinsics which expect XMM operand(s).
let isTwoAddress = 1 in {
def Int_CMPSSrr : SSI<0xC2, MRMSrcReg, 
                      (ops VR128:$dst, VR128:$src1, VR128:$src, SSECC:$cc),
                      "cmp${cc}ss {$src, $dst|$dst, $src}",
                      [(set VR128:$dst, (int_x86_sse_cmp_ss VR128:$src1,
                                         VR128:$src, imm:$cc))]>;
def Int_CMPSSrm : SSI<0xC2, MRMSrcMem, 
                      (ops VR128:$dst, VR128:$src1, f32mem:$src, SSECC:$cc),
                      "cmp${cc}ss {$src, $dst|$dst, $src}",
                      [(set VR128:$dst, (int_x86_sse_cmp_ss VR128:$src1,
                                         (load addr:$src), imm:$cc))]>;
def Int_CMPSDrr : SDI<0xC2, MRMSrcReg, 
                      (ops VR128:$dst, VR128:$src1, VR128:$src, SSECC:$cc),
                      "cmp${cc}sd {$src, $dst|$dst, $src}", []>;
def Int_CMPSDrm : SDI<0xC2, MRMSrcMem, 
                      (ops VR128:$dst, VR128:$src1, f64mem:$src, SSECC:$cc),
                      "cmp${cc}sd {$src, $dst|$dst, $src}", []>;
}

def Int_UCOMISSrr: PSI<0x2E, MRMSrcReg, (ops VR128:$src1, VR128:$src2),
                       "ucomiss {$src2, $src1|$src1, $src2}",
                       [(X86ucomi (v4f32 VR128:$src1), VR128:$src2)]>;
def Int_UCOMISSrm: PSI<0x2E, MRMSrcMem, (ops VR128:$src1, f128mem:$src2),
                       "ucomiss {$src2, $src1|$src1, $src2}",
                      [(X86ucomi (v4f32 VR128:$src1), (loadv4f32 addr:$src2))]>;
def Int_UCOMISDrr: PDI<0x2E, MRMSrcReg, (ops VR128:$src1, VR128:$src2),
                       "ucomisd {$src2, $src1|$src1, $src2}",
                       [(X86ucomi (v2f64 VR128:$src1), (v2f64 VR128:$src2))]>;
def Int_UCOMISDrm: PDI<0x2E, MRMSrcMem, (ops VR128:$src1, f128mem:$src2),
                       "ucomisd {$src2, $src1|$src1, $src2}",
                      [(X86ucomi (v2f64 VR128:$src1), (loadv2f64 addr:$src2))]>;

def Int_COMISSrr: PSI<0x2F, MRMSrcReg, (ops VR128:$src1, VR128:$src2),
                      "comiss {$src2, $src1|$src1, $src2}",
                      [(X86comi (v4f32 VR128:$src1), VR128:$src2)]>;
def Int_COMISSrm: PSI<0x2F, MRMSrcMem, (ops VR128:$src1, f128mem:$src2),
                      "comiss {$src2, $src1|$src1, $src2}",
                      [(X86comi (v4f32 VR128:$src1), (loadv4f32 addr:$src2))]>;
def Int_COMISDrr: PDI<0x2F, MRMSrcReg, (ops VR128:$src1, VR128:$src2),
                      "comisd {$src2, $src1|$src1, $src2}",
                      [(X86comi (v2f64 VR128:$src1), (v2f64 VR128:$src2))]>;
def Int_COMISDrm: PDI<0x2F, MRMSrcMem, (ops VR128:$src1, f128mem:$src2),
                      "comisd {$src2, $src1|$src1, $src2}",
                      [(X86comi (v2f64 VR128:$src1), (loadv2f64 addr:$src2))]>;

// Aliases of packed instructions for scalar use. These all have names that
// start with 'Fs'.

// Alias instructions that map fld0 to pxor for sse.
// FIXME: remove when we can teach regalloc that xor reg, reg is ok.
def FsFLD0SS : I<0xEF, MRMInitReg, (ops FR32:$dst),
                 "pxor $dst, $dst", [(set FR32:$dst, fp32imm0)]>,
               Requires<[HasSSE1]>, TB, OpSize;
def FsFLD0SD : I<0xEF, MRMInitReg, (ops FR64:$dst),
                 "pxor $dst, $dst", [(set FR64:$dst, fp64imm0)]>,
               Requires<[HasSSE2]>, TB, OpSize;

// Alias instructions to do FR32 / FR64 reg-to-reg copy using movaps / movapd.
// Upper bits are disregarded.
def FsMOVAPSrr : PSI<0x28, MRMSrcReg, (ops FR32:$dst, FR32:$src),
                   "movaps {$src, $dst|$dst, $src}", []>;
def FsMOVAPDrr : PDI<0x28, MRMSrcReg, (ops FR64:$dst, FR64:$src),
                   "movapd {$src, $dst|$dst, $src}", []>;

// Alias instructions to load FR32 / FR64 from f128mem using movaps / movapd.
// Upper bits are disregarded.
def FsMOVAPSrm : PSI<0x28, MRMSrcMem, (ops FR32:$dst, f128mem:$src),
                   "movaps {$src, $dst|$dst, $src}",
                   [(set FR32:$dst, (X86loadpf32 addr:$src))]>;
def FsMOVAPDrm : PDI<0x28, MRMSrcMem, (ops FR64:$dst, f128mem:$src),
                  "movapd {$src, $dst|$dst, $src}",
                  [(set FR64:$dst, (X86loadpf64 addr:$src))]>;

// Alias bitwise logical operations using SSE logical ops on packed FP values.
let isTwoAddress = 1 in {
let isCommutable = 1 in {
def FsANDPSrr : PSI<0x54, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                  "andps {$src2, $dst|$dst, $src2}",
                  [(set FR32:$dst, (X86fand FR32:$src1, FR32:$src2))]>;
def FsANDPDrr : PDI<0x54, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                  "andpd {$src2, $dst|$dst, $src2}",
                  [(set FR64:$dst, (X86fand FR64:$src1, FR64:$src2))]>;
def FsORPSrr  : PSI<0x56, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                  "orps {$src2, $dst|$dst, $src2}", []>;
def FsORPDrr  : PDI<0x56, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                  "orpd {$src2, $dst|$dst, $src2}", []>;
def FsXORPSrr : PSI<0x57, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                  "xorps {$src2, $dst|$dst, $src2}",
                  [(set FR32:$dst, (X86fxor FR32:$src1, FR32:$src2))]>;
def FsXORPDrr : PDI<0x57, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                  "xorpd {$src2, $dst|$dst, $src2}",
                  [(set FR64:$dst, (X86fxor FR64:$src1, FR64:$src2))]>;
}
def FsANDPSrm : PSI<0x54, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f128mem:$src2),
                  "andps {$src2, $dst|$dst, $src2}",
                  [(set FR32:$dst, (X86fand FR32:$src1,
                                    (X86loadpf32 addr:$src2)))]>;
def FsANDPDrm : PDI<0x54, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f128mem:$src2),
                  "andpd {$src2, $dst|$dst, $src2}",
                  [(set FR64:$dst, (X86fand FR64:$src1,
                                    (X86loadpf64 addr:$src2)))]>;
def FsORPSrm  : PSI<0x56, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f128mem:$src2),
                  "orps {$src2, $dst|$dst, $src2}", []>;
def FsORPDrm  : PDI<0x56, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f128mem:$src2),
                  "orpd {$src2, $dst|$dst, $src2}", []>;
def FsXORPSrm : PSI<0x57, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f128mem:$src2),
                  "xorps {$src2, $dst|$dst, $src2}",
                  [(set FR32:$dst, (X86fxor FR32:$src1,
                                    (X86loadpf32 addr:$src2)))]>;
def FsXORPDrm : PDI<0x57, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f128mem:$src2),
                  "xorpd {$src2, $dst|$dst, $src2}",
                  [(set FR64:$dst, (X86fxor FR64:$src1,
                                    (X86loadpf64 addr:$src2)))]>;

def FsANDNPSrr : PSI<0x55, MRMSrcReg, (ops FR32:$dst, FR32:$src1, FR32:$src2),
                   "andnps {$src2, $dst|$dst, $src2}", []>;
def FsANDNPSrm : PSI<0x55, MRMSrcMem, (ops FR32:$dst, FR32:$src1, f128mem:$src2),
                   "andnps {$src2, $dst|$dst, $src2}", []>;
def FsANDNPDrr : PDI<0x55, MRMSrcReg, (ops FR64:$dst, FR64:$src1, FR64:$src2),
                   "andnpd {$src2, $dst|$dst, $src2}", []>;
def FsANDNPDrm : PDI<0x55, MRMSrcMem, (ops FR64:$dst, FR64:$src1, f128mem:$src2),
                   "andnpd {$src2, $dst|$dst, $src2}", []>;
}

//===----------------------------------------------------------------------===//
// SSE packed FP Instructions
//===----------------------------------------------------------------------===//

// Some 'special' instructions
def IMPLICIT_DEF_VR128 : I<0, Pseudo, (ops VR128:$dst),
                           "#IMPLICIT_DEF $dst",
                           [(set VR128:$dst, (v4f32 (undef)))]>,
                         Requires<[HasSSE1]>;

// Move Instructions
def MOVAPSrr : PSI<0x28, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "movaps {$src, $dst|$dst, $src}", []>;
def MOVAPSrm : PSI<0x28, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                   "movaps {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (loadv4f32 addr:$src))]>;
def MOVAPDrr : PDI<0x28, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "movapd {$src, $dst|$dst, $src}", []>;
def MOVAPDrm : PDI<0x28, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                   "movapd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (loadv2f64 addr:$src))]>;

def MOVAPSmr : PSI<0x29, MRMDestMem, (ops f128mem:$dst, VR128:$src),
                   "movaps {$src, $dst|$dst, $src}",
                   [(store (v4f32 VR128:$src), addr:$dst)]>;
def MOVAPDmr : PDI<0x29, MRMDestMem, (ops f128mem:$dst, VR128:$src),
                   "movapd {$src, $dst|$dst, $src}",
                   [(store (v2f64 VR128:$src), addr:$dst)]>;

def MOVUPSrr : PSI<0x10, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "movups {$src, $dst|$dst, $src}", []>;
def MOVUPSrm : PDI<0x10, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                   "movups {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse_loadu_ps addr:$src))]>;
def MOVUPSmr : PDI<0x11, MRMDestMem, (ops f128mem:$dst, VR128:$src),
                   "movups {$src, $dst|$dst, $src}",
                   [(int_x86_sse_storeu_ps addr:$dst, VR128:$src)]>;
def MOVUPDrr : PDI<0x10, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "movupd {$src, $dst|$dst, $src}", []>;
def MOVUPDrm : PDI<0x10, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                   "movupd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_loadu_pd addr:$src))]>;
def MOVUPDmr : PDI<0x11, MRMDestMem, (ops f128mem:$dst, VR128:$src),
                   "movupd {$src, $dst|$dst, $src}",
                   [(int_x86_sse2_storeu_pd addr:$dst, VR128:$src)]>;
def MOVDQUrm :   I<0x6F, MRMSrcMem, (ops VR128:$dst, i128mem:$src),
                   "movdqu {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_loadu_dq addr:$src))]>,
                 XS, Requires<[HasSSE2]>;
def MOVDQUmr :   I<0x7F, MRMDestMem, (ops i128mem:$dst, VR128:$src),
                   "movdqu {$src, $dst|$dst, $src}",
                   [(int_x86_sse2_storeu_dq addr:$dst, VR128:$src)]>,
                 XS, Requires<[HasSSE2]>;

let isTwoAddress = 1 in {
def MOVLPSrm : PSI<0x12, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2),
                   "movlps {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, 
                     (v4f32 (vector_shuffle VR128:$src1,
                     (bc_v4f32 (v2f64 (scalar_to_vector (loadf64 addr:$src2)))),
                             MOVLP_shuffle_mask)))]>;
def MOVLPDrm : PDI<0x12, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2),
                   "movlpd {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, 
                     (v2f64 (vector_shuffle VR128:$src1,
                             (scalar_to_vector (loadf64 addr:$src2)),
                             MOVLP_shuffle_mask)))]>;
def MOVHPSrm : PSI<0x16, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2),
                   "movhps {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, 
                     (v4f32 (vector_shuffle VR128:$src1,
                     (bc_v4f32 (v2f64 (scalar_to_vector (loadf64 addr:$src2)))),
                             MOVHP_shuffle_mask)))]>;
def MOVHPDrm : PDI<0x16, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f64mem:$src2),
                   "movhpd {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, 
                     (v2f64 (vector_shuffle VR128:$src1,
                             (scalar_to_vector (loadf64 addr:$src2)),
                             MOVHP_shuffle_mask)))]>;
}

def MOVLPSmr : PSI<0x13, MRMDestMem, (ops f64mem:$dst, VR128:$src),
                   "movlps {$src, $dst|$dst, $src}",
                   [(store (f64 (vector_extract (bc_v2f64 (v4f32 VR128:$src)),
                                 (i32 0))), addr:$dst)]>;
def MOVLPDmr : PDI<0x13, MRMDestMem, (ops f64mem:$dst, VR128:$src),
                   "movlpd {$src, $dst|$dst, $src}",
                   [(store (f64 (vector_extract (v2f64 VR128:$src),
                                 (i32 0))), addr:$dst)]>;

// v2f64 extract element 1 is always custom lowered to unpack high to low
// and extract element 0 so the non-store version isn't too horrible.
def MOVHPSmr : PSI<0x17, MRMDestMem, (ops f64mem:$dst, VR128:$src),
                   "movhps {$src, $dst|$dst, $src}",
                   [(store (f64 (vector_extract
                                 (v2f64 (vector_shuffle
                                         (bc_v2f64 (v4f32 VR128:$src)), (undef),
                                         UNPCKH_shuffle_mask)), (i32 0))),
                     addr:$dst)]>;
def MOVHPDmr : PDI<0x17, MRMDestMem, (ops f64mem:$dst, VR128:$src),
                   "movhpd {$src, $dst|$dst, $src}",
                   [(store (f64 (vector_extract
                                 (v2f64 (vector_shuffle VR128:$src, (undef),
                                         UNPCKH_shuffle_mask)), (i32 0))),
                     addr:$dst)]>;

let isTwoAddress = 1 in {
def MOVLHPSrr : PSI<0x16, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                    "movlhps {$src2, $dst|$dst, $src2}",
                    [(set VR128:$dst,
                      (v4f32 (vector_shuffle VR128:$src1, VR128:$src2,
                              MOVLHPS_shuffle_mask)))]>;

def MOVHLPSrr : PSI<0x12, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                    "movhlps {$src2, $dst|$dst, $src2}",
                    [(set VR128:$dst,
                      (v4f32 (vector_shuffle VR128:$src1, VR128:$src2,
                              MOVHLPS_shuffle_mask)))]>;
}

// SSE2 instructions without OpSize prefix
def CVTDQ2PSrr : I<0x5B, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "cvtdq2ps {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtdq2ps VR128:$src))]>,
                 TB, Requires<[HasSSE2]>;
def CVTDQ2PSrm : I<0x5B, MRMSrcMem, (ops VR128:$dst, i128mem:$src),
                  "cvtdq2ps {$src, $dst|$dst, $src}",
                  [(set VR128:$dst, (int_x86_sse2_cvtdq2ps
                                     (bc_v4i32 (loadv2i64 addr:$src))))]>,
                 TB, Requires<[HasSSE2]>;

// SSE2 instructions with XS prefix
def CVTDQ2PDrr : I<0xE6, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "cvtdq2pd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtdq2pd VR128:$src))]>,
                 XS, Requires<[HasSSE2]>;
def CVTDQ2PDrm : I<0xE6, MRMSrcMem, (ops VR128:$dst, i64mem:$src),
                   "cvtdq2pd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtdq2pd
                                      (bc_v4i32 (loadv2i64 addr:$src))))]>,
                 XS, Requires<[HasSSE2]>;

def CVTPS2DQrr : PDI<0x5B, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                     "cvtps2dq {$src, $dst|$dst, $src}",
                     [(set VR128:$dst, (int_x86_sse2_cvtps2dq VR128:$src))]>;
def CVTPS2DQrm : PDI<0x5B, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                     "cvtps2dq {$src, $dst|$dst, $src}",
                     [(set VR128:$dst, (int_x86_sse2_cvtps2dq
                                        (loadv4f32 addr:$src)))]>;
// SSE2 packed instructions with XS prefix
def CVTTPS2DQrr : I<0x5B, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                    "cvttps2dq {$src, $dst|$dst, $src}",
                    [(set VR128:$dst, (int_x86_sse2_cvttps2dq VR128:$src))]>,
                  XS, Requires<[HasSSE2]>;
def CVTTPS2DQrm : I<0x5B, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                    "cvttps2dq {$src, $dst|$dst, $src}",
                    [(set VR128:$dst, (int_x86_sse2_cvttps2dq
                                       (loadv4f32 addr:$src)))]>,
                  XS, Requires<[HasSSE2]>;

// SSE2 packed instructions with XD prefix
def CVTPD2DQrr : I<0xE6, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "cvtpd2dq {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtpd2dq VR128:$src))]>,
                 XD, Requires<[HasSSE2]>;
def CVTPD2DQrm : I<0xE6, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                   "cvtpd2dq {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtpd2dq
                                      (loadv2f64 addr:$src)))]>,
                 XD, Requires<[HasSSE2]>;
def CVTTPD2DQrr : PDI<0xE6, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                      "cvttpd2dq {$src, $dst|$dst, $src}",
                      [(set VR128:$dst, (int_x86_sse2_cvttpd2dq VR128:$src))]>;
def CVTTPD2DQrm : PDI<0xE6, MRMSrcMem, (ops VR128:$dst, f128mem:$src),
                      "cvttpd2dq {$src, $dst|$dst, $src}",
                      [(set VR128:$dst, (int_x86_sse2_cvttpd2dq
                                         (loadv2f64 addr:$src)))]>;

// SSE2 instructions without OpSize prefix
def CVTPS2PDrr : I<0x5A, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                   "cvtps2pd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtps2pd VR128:$src))]>,
                 TB, Requires<[HasSSE2]>;
def CVTPS2PDrm : I<0x5A, MRMSrcReg, (ops VR128:$dst, f64mem:$src),
                   "cvtps2pd {$src, $dst|$dst, $src}",
                   [(set VR128:$dst, (int_x86_sse2_cvtps2pd
                                      (loadv4f32 addr:$src)))]>,
                 TB, Requires<[HasSSE2]>;

def CVTPD2PSrr : PDI<0x5A, MRMSrcReg, (ops VR128:$dst, VR128:$src),
                     "cvtpd2ps {$src, $dst|$dst, $src}",
                     [(set VR128:$dst, (int_x86_sse2_cvtpd2ps VR128:$src))]>;
def CVTPD2PSrm : PDI<0x5A, MRMSrcReg, (ops VR128:$dst, f128mem:$src),
                     "cvtpd2ps {$src, $dst|$dst, $src}",
                     [(set VR128:$dst, (int_x86_sse2_cvtpd2ps
                                        (loadv2f64 addr:$src)))]>;


def CVTSD2SIrr: SDI<0x2D, MRMSrcReg, (ops R32:$dst, VR128:$src),
                    "cvtsd2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse2_cvtsd2si VR128:$src))]>;
def CVTSD2SIrm: SDI<0x2D, MRMSrcMem, (ops R32:$dst, f128mem:$src),
                    "cvtsd2si {$src, $dst|$dst, $src}",
                    [(set R32:$dst, (int_x86_sse2_cvtsd2si
                                     (loadv2f64 addr:$src)))]>;

// Match intrinsics which expect XMM operand(s).
// Aliases for intrinsics
let isTwoAddress = 1 in {
def Int_CVTSI2SDrr: SDI<0x2A, MRMSrcReg,
                        (ops VR128:$dst, VR128:$src1, R32:$src2),
                        "cvtsi2sd {$src2, $dst|$dst, $src2}",
                        [(set VR128:$dst, (int_x86_sse2_cvtsi2sd VR128:$src1,
                                           R32:$src2))]>;
def Int_CVTSI2SDrm: SDI<0x2A, MRMSrcMem,
                        (ops VR128:$dst, VR128:$src1, i32mem:$src2),
                        "cvtsi2sd {$src2, $dst|$dst, $src2}",
                        [(set VR128:$dst, (int_x86_sse2_cvtsi2sd VR128:$src1,
                                           (loadi32 addr:$src2)))]>;
def Int_CVTSD2SSrr: SDI<0x5A, MRMSrcReg,
                        (ops VR128:$dst, VR128:$src1, VR128:$src2),
                   "cvtsd2ss {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, (int_x86_sse2_cvtsd2ss VR128:$src1,
                                      VR128:$src2))]>;
def Int_CVTSD2SSrm: SDI<0x5A, MRMSrcMem,
                        (ops VR128:$dst, VR128:$src1, f64mem:$src2), 
                   "cvtsd2ss {$src2, $dst|$dst, $src2}",
                   [(set VR128:$dst, (int_x86_sse2_cvtsd2ss VR128:$src1,
                                      (loadv2f64 addr:$src2)))]>;
def Int_CVTSS2SDrr: I<0x5A, MRMSrcReg,
                      (ops VR128:$dst, VR128:$src1, VR128:$src2),
                    "cvtss2sd {$src2, $dst|$dst, $src2}",
                    [(set VR128:$dst, (int_x86_sse2_cvtss2sd VR128:$src1,
                                       VR128:$src2))]>, XS,
                    Requires<[HasSSE2]>;
def Int_CVTSS2SDrm: I<0x5A, MRMSrcMem,
                      (ops VR128:$dst, VR128:$src1, f32mem:$src2),
                    "cvtss2sd {$src2, $dst|$dst, $src2}",
                    [(set VR128:$dst, (int_x86_sse2_cvtss2sd VR128:$src1,
                                       (loadv4f32 addr:$src2)))]>, XS,
                    Requires<[HasSSE2]>;
}

// Arithmetic
let isTwoAddress = 1 in {
let isCommutable = 1 in {
def ADDPSrr : PSI<0x58, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                  "addps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fadd VR128:$src1, VR128:$src2)))]>;
def ADDPDrr : PDI<0x58, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                  "addpd {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v2f64 (fadd VR128:$src1, VR128:$src2)))]>;
def MULPSrr : PSI<0x59, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                  "mulps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fmul VR128:$src1, VR128:$src2)))]>;
def MULPDrr : PDI<0x59, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                  "mulpd {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v2f64 (fmul VR128:$src1, VR128:$src2)))]>;
}

def ADDPSrm : PSI<0x58, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2),
                  "addps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fadd VR128:$src1,
                                            (load addr:$src2))))]>;
def ADDPDrm : PDI<0x58, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2),
                  "addpd {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v2f64 (fadd VR128:$src1,
                                            (load addr:$src2))))]>;
def MULPSrm : PSI<0x59, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2),
                  "mulps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fmul VR128:$src1,
                                            (load addr:$src2))))]>;
def MULPDrm : PDI<0x59, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2),
                  "mulpd {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v2f64 (fmul VR128:$src1,
                                            (load addr:$src2))))]>;

def DIVPSrr : PSI<0x5E, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),
                  "divps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fdiv VR128:$src1, VR128:$src2)))]>;
def DIVPSrm : PSI<0x5E, MRMSrcMem, (ops VR128:$dst, VR128:$src1, f128mem:$src2),
                  "divps {$src2, $dst|$dst, $src2}",
                  [(set VR128:$dst, (v4f32 (fdiv VR128:$src1,
                                            (load addr:$src2))))]>;
def DIVPDrr : PDI<0x5E, MRMSrcReg, (ops VR128:$dst, VR128:$src1, VR128:$src2),