github.com/wasilibs/wazerox@v0.0.0-20240124024944-4923be63ab5f/internal/asm/amd64/impl_2_test.go (about)

     1  package amd64
     2  
     3  import (
     4  	"testing"
     5  
     6  	"github.com/wasilibs/wazerox/internal/asm"
     7  	"github.com/wasilibs/wazerox/internal/testing/require"
     8  )
     9  
    10  func TestAssemblerImpl_EncodeNoneToRegister(t *testing.T) {
    11  	t.Run("error", func(t *testing.T) {
    12  		code := asm.CodeSegment{}
    13  		defer func() { require.NoError(t, code.Unmap()) }()
    14  
    15  		a := NewAssembler()
    16  		buf := code.NextCodeSection()
    17  		err := a.encodeNoneToRegister(buf, &nodeImpl{
    18  			instruction: ADDL,
    19  			types:       operandTypesNoneToRegister, dstReg: RegAX,
    20  		})
    21  		require.Error(t, err)
    22  
    23  		t.Run("error", func(t *testing.T) {
    24  			tests := []struct {
    25  				n      *nodeImpl
    26  				expErr string
    27  			}{
    28  				{
    29  					n:      &nodeImpl{instruction: ADDL, types: operandTypesNoneToRegister, dstReg: RegAX},
    30  					expErr: "ADDL is unsupported for NoneToRegister type",
    31  				},
    32  			}
    33  
    34  			code := asm.CodeSegment{}
    35  			defer func() { require.NoError(t, code.Unmap()) }()
    36  
    37  			for _, tt := range tests {
    38  				a := NewAssembler()
    39  				buf := code.NextCodeSection()
    40  				err := a.encodeNoneToRegister(buf, tt.n)
    41  				require.EqualError(t, err, tt.expErr, tt.expErr)
    42  			}
    43  		})
    44  	})
    45  
    46  	tests := []struct {
    47  		name string
    48  		inst asm.Instruction
    49  		dst  asm.Register
    50  		exp  []byte
    51  	}{
    52  		{name: "inst=JMP/reg=AX", inst: JMP, dst: RegAX, exp: []byte{0xff, 0xe0}},
    53  		{name: "inst=JMP/reg=BX", inst: JMP, dst: RegBX, exp: []byte{0xff, 0xe3}},
    54  		{name: "inst=JMP/reg=SP", inst: JMP, dst: RegSP, exp: []byte{0xff, 0xe4}},
    55  		{name: "inst=JMP/reg=BP", inst: JMP, dst: RegBP, exp: []byte{0xff, 0xe5}},
    56  		{name: "inst=JMP/reg=SI", inst: JMP, dst: RegSI, exp: []byte{0xff, 0xe6}},
    57  		{name: "inst=JMP/reg=DI", inst: JMP, dst: RegDI, exp: []byte{0xff, 0xe7}},
    58  		{name: "inst=JMP/reg=R8", inst: JMP, dst: RegR8, exp: []byte{0x41, 0xff, 0xe0}},
    59  		{name: "inst=JMP/reg=R9", inst: JMP, dst: RegR9, exp: []byte{0x41, 0xff, 0xe1}},
    60  		{name: "inst=JMP/reg=R13", inst: JMP, dst: RegR13, exp: []byte{0x41, 0xff, 0xe5}},
    61  		{name: "inst=JMP/reg=R14", inst: JMP, dst: RegR14, exp: []byte{0x41, 0xff, 0xe6}},
    62  		{name: "inst=JMP/reg=R15", inst: JMP, dst: RegR15, exp: []byte{0x41, 0xff, 0xe7}},
    63  		{name: "inst=SETCC/reg=AX", inst: SETCC, dst: RegAX, exp: []byte{0xf, 0x93, 0xc0}},
    64  		{name: "inst=SETCC/reg=BX", inst: SETCC, dst: RegBX, exp: []byte{0xf, 0x93, 0xc3}},
    65  		{name: "inst=SETCC/reg=SP", inst: SETCC, dst: RegSP, exp: []byte{0x40, 0xf, 0x93, 0xc4}},
    66  		{name: "inst=SETCC/reg=BP", inst: SETCC, dst: RegBP, exp: []byte{0x40, 0xf, 0x93, 0xc5}},
    67  		{name: "inst=SETCC/reg=SI", inst: SETCC, dst: RegSI, exp: []byte{0x40, 0xf, 0x93, 0xc6}},
    68  		{name: "inst=SETCC/reg=DI", inst: SETCC, dst: RegDI, exp: []byte{0x40, 0xf, 0x93, 0xc7}},
    69  		{name: "inst=SETCC/reg=R8", inst: SETCC, dst: RegR8, exp: []byte{0x41, 0xf, 0x93, 0xc0}},
    70  		{name: "inst=SETCC/reg=R9", inst: SETCC, dst: RegR9, exp: []byte{0x41, 0xf, 0x93, 0xc1}},
    71  		{name: "inst=SETCC/reg=R13", inst: SETCC, dst: RegR13, exp: []byte{0x41, 0xf, 0x93, 0xc5}},
    72  		{name: "inst=SETCC/reg=R14", inst: SETCC, dst: RegR14, exp: []byte{0x41, 0xf, 0x93, 0xc6}},
    73  		{name: "inst=SETCC/reg=R15", inst: SETCC, dst: RegR15, exp: []byte{0x41, 0xf, 0x93, 0xc7}},
    74  		{name: "inst=SETCS/reg=AX", inst: SETCS, dst: RegAX, exp: []byte{0xf, 0x92, 0xc0}},
    75  		{name: "inst=SETCS/reg=BX", inst: SETCS, dst: RegBX, exp: []byte{0xf, 0x92, 0xc3}},
    76  		{name: "inst=SETCS/reg=SP", inst: SETCS, dst: RegSP, exp: []byte{0x40, 0xf, 0x92, 0xc4}},
    77  		{name: "inst=SETCS/reg=BP", inst: SETCS, dst: RegBP, exp: []byte{0x40, 0xf, 0x92, 0xc5}},
    78  		{name: "inst=SETCS/reg=SI", inst: SETCS, dst: RegSI, exp: []byte{0x40, 0xf, 0x92, 0xc6}},
    79  		{name: "inst=SETCS/reg=DI", inst: SETCS, dst: RegDI, exp: []byte{0x40, 0xf, 0x92, 0xc7}},
    80  		{name: "inst=SETCS/reg=R8", inst: SETCS, dst: RegR8, exp: []byte{0x41, 0xf, 0x92, 0xc0}},
    81  		{name: "inst=SETCS/reg=R9", inst: SETCS, dst: RegR9, exp: []byte{0x41, 0xf, 0x92, 0xc1}},
    82  		{name: "inst=SETCS/reg=R13", inst: SETCS, dst: RegR13, exp: []byte{0x41, 0xf, 0x92, 0xc5}},
    83  		{name: "inst=SETCS/reg=R14", inst: SETCS, dst: RegR14, exp: []byte{0x41, 0xf, 0x92, 0xc6}},
    84  		{name: "inst=SETCS/reg=R15", inst: SETCS, dst: RegR15, exp: []byte{0x41, 0xf, 0x92, 0xc7}},
    85  		{name: "inst=SETEQ/reg=AX", inst: SETEQ, dst: RegAX, exp: []byte{0xf, 0x94, 0xc0}},
    86  		{name: "inst=SETEQ/reg=BX", inst: SETEQ, dst: RegBX, exp: []byte{0xf, 0x94, 0xc3}},
    87  		{name: "inst=SETEQ/reg=SP", inst: SETEQ, dst: RegSP, exp: []byte{0x40, 0xf, 0x94, 0xc4}},
    88  		{name: "inst=SETEQ/reg=BP", inst: SETEQ, dst: RegBP, exp: []byte{0x40, 0xf, 0x94, 0xc5}},
    89  		{name: "inst=SETEQ/reg=SI", inst: SETEQ, dst: RegSI, exp: []byte{0x40, 0xf, 0x94, 0xc6}},
    90  		{name: "inst=SETEQ/reg=DI", inst: SETEQ, dst: RegDI, exp: []byte{0x40, 0xf, 0x94, 0xc7}},
    91  		{name: "inst=SETEQ/reg=R8", inst: SETEQ, dst: RegR8, exp: []byte{0x41, 0xf, 0x94, 0xc0}},
    92  		{name: "inst=SETEQ/reg=R9", inst: SETEQ, dst: RegR9, exp: []byte{0x41, 0xf, 0x94, 0xc1}},
    93  		{name: "inst=SETEQ/reg=R13", inst: SETEQ, dst: RegR13, exp: []byte{0x41, 0xf, 0x94, 0xc5}},
    94  		{name: "inst=SETEQ/reg=R14", inst: SETEQ, dst: RegR14, exp: []byte{0x41, 0xf, 0x94, 0xc6}},
    95  		{name: "inst=SETEQ/reg=R15", inst: SETEQ, dst: RegR15, exp: []byte{0x41, 0xf, 0x94, 0xc7}},
    96  		{name: "inst=SETGE/reg=AX", inst: SETGE, dst: RegAX, exp: []byte{0xf, 0x9d, 0xc0}},
    97  		{name: "inst=SETGE/reg=BX", inst: SETGE, dst: RegBX, exp: []byte{0xf, 0x9d, 0xc3}},
    98  		{name: "inst=SETGE/reg=SP", inst: SETGE, dst: RegSP, exp: []byte{0x40, 0xf, 0x9d, 0xc4}},
    99  		{name: "inst=SETGE/reg=BP", inst: SETGE, dst: RegBP, exp: []byte{0x40, 0xf, 0x9d, 0xc5}},
   100  		{name: "inst=SETGE/reg=SI", inst: SETGE, dst: RegSI, exp: []byte{0x40, 0xf, 0x9d, 0xc6}},
   101  		{name: "inst=SETGE/reg=DI", inst: SETGE, dst: RegDI, exp: []byte{0x40, 0xf, 0x9d, 0xc7}},
   102  		{name: "inst=SETGE/reg=R8", inst: SETGE, dst: RegR8, exp: []byte{0x41, 0xf, 0x9d, 0xc0}},
   103  		{name: "inst=SETGE/reg=R9", inst: SETGE, dst: RegR9, exp: []byte{0x41, 0xf, 0x9d, 0xc1}},
   104  		{name: "inst=SETGE/reg=R13", inst: SETGE, dst: RegR13, exp: []byte{0x41, 0xf, 0x9d, 0xc5}},
   105  		{name: "inst=SETGE/reg=R14", inst: SETGE, dst: RegR14, exp: []byte{0x41, 0xf, 0x9d, 0xc6}},
   106  		{name: "inst=SETGE/reg=R15", inst: SETGE, dst: RegR15, exp: []byte{0x41, 0xf, 0x9d, 0xc7}},
   107  		{name: "inst=SETGT/reg=AX", inst: SETGT, dst: RegAX, exp: []byte{0xf, 0x9f, 0xc0}},
   108  		{name: "inst=SETGT/reg=BX", inst: SETGT, dst: RegBX, exp: []byte{0xf, 0x9f, 0xc3}},
   109  		{name: "inst=SETGT/reg=SP", inst: SETGT, dst: RegSP, exp: []byte{0x40, 0xf, 0x9f, 0xc4}},
   110  		{name: "inst=SETGT/reg=BP", inst: SETGT, dst: RegBP, exp: []byte{0x40, 0xf, 0x9f, 0xc5}},
   111  		{name: "inst=SETGT/reg=SI", inst: SETGT, dst: RegSI, exp: []byte{0x40, 0xf, 0x9f, 0xc6}},
   112  		{name: "inst=SETGT/reg=DI", inst: SETGT, dst: RegDI, exp: []byte{0x40, 0xf, 0x9f, 0xc7}},
   113  		{name: "inst=SETGT/reg=R8", inst: SETGT, dst: RegR8, exp: []byte{0x41, 0xf, 0x9f, 0xc0}},
   114  		{name: "inst=SETGT/reg=R9", inst: SETGT, dst: RegR9, exp: []byte{0x41, 0xf, 0x9f, 0xc1}},
   115  		{name: "inst=SETGT/reg=R13", inst: SETGT, dst: RegR13, exp: []byte{0x41, 0xf, 0x9f, 0xc5}},
   116  		{name: "inst=SETGT/reg=R14", inst: SETGT, dst: RegR14, exp: []byte{0x41, 0xf, 0x9f, 0xc6}},
   117  		{name: "inst=SETGT/reg=R15", inst: SETGT, dst: RegR15, exp: []byte{0x41, 0xf, 0x9f, 0xc7}},
   118  		{name: "inst=SETHI/reg=AX", inst: SETHI, dst: RegAX, exp: []byte{0xf, 0x97, 0xc0}},
   119  		{name: "inst=SETHI/reg=BX", inst: SETHI, dst: RegBX, exp: []byte{0xf, 0x97, 0xc3}},
   120  		{name: "inst=SETHI/reg=SP", inst: SETHI, dst: RegSP, exp: []byte{0x40, 0xf, 0x97, 0xc4}},
   121  		{name: "inst=SETHI/reg=BP", inst: SETHI, dst: RegBP, exp: []byte{0x40, 0xf, 0x97, 0xc5}},
   122  		{name: "inst=SETHI/reg=SI", inst: SETHI, dst: RegSI, exp: []byte{0x40, 0xf, 0x97, 0xc6}},
   123  		{name: "inst=SETHI/reg=DI", inst: SETHI, dst: RegDI, exp: []byte{0x40, 0xf, 0x97, 0xc7}},
   124  		{name: "inst=SETHI/reg=R8", inst: SETHI, dst: RegR8, exp: []byte{0x41, 0xf, 0x97, 0xc0}},
   125  		{name: "inst=SETHI/reg=R9", inst: SETHI, dst: RegR9, exp: []byte{0x41, 0xf, 0x97, 0xc1}},
   126  		{name: "inst=SETHI/reg=R13", inst: SETHI, dst: RegR13, exp: []byte{0x41, 0xf, 0x97, 0xc5}},
   127  		{name: "inst=SETHI/reg=R14", inst: SETHI, dst: RegR14, exp: []byte{0x41, 0xf, 0x97, 0xc6}},
   128  		{name: "inst=SETHI/reg=R15", inst: SETHI, dst: RegR15, exp: []byte{0x41, 0xf, 0x97, 0xc7}},
   129  		{name: "inst=SETLE/reg=AX", inst: SETLE, dst: RegAX, exp: []byte{0xf, 0x9e, 0xc0}},
   130  		{name: "inst=SETLE/reg=BX", inst: SETLE, dst: RegBX, exp: []byte{0xf, 0x9e, 0xc3}},
   131  		{name: "inst=SETLE/reg=SP", inst: SETLE, dst: RegSP, exp: []byte{0x40, 0xf, 0x9e, 0xc4}},
   132  		{name: "inst=SETLE/reg=BP", inst: SETLE, dst: RegBP, exp: []byte{0x40, 0xf, 0x9e, 0xc5}},
   133  		{name: "inst=SETLE/reg=SI", inst: SETLE, dst: RegSI, exp: []byte{0x40, 0xf, 0x9e, 0xc6}},
   134  		{name: "inst=SETLE/reg=DI", inst: SETLE, dst: RegDI, exp: []byte{0x40, 0xf, 0x9e, 0xc7}},
   135  		{name: "inst=SETLE/reg=R8", inst: SETLE, dst: RegR8, exp: []byte{0x41, 0xf, 0x9e, 0xc0}},
   136  		{name: "inst=SETLE/reg=R9", inst: SETLE, dst: RegR9, exp: []byte{0x41, 0xf, 0x9e, 0xc1}},
   137  		{name: "inst=SETLE/reg=R13", inst: SETLE, dst: RegR13, exp: []byte{0x41, 0xf, 0x9e, 0xc5}},
   138  		{name: "inst=SETLE/reg=R14", inst: SETLE, dst: RegR14, exp: []byte{0x41, 0xf, 0x9e, 0xc6}},
   139  		{name: "inst=SETLE/reg=R15", inst: SETLE, dst: RegR15, exp: []byte{0x41, 0xf, 0x9e, 0xc7}},
   140  		{name: "inst=SETLS/reg=AX", inst: SETLS, dst: RegAX, exp: []byte{0xf, 0x96, 0xc0}},
   141  		{name: "inst=SETLS/reg=BX", inst: SETLS, dst: RegBX, exp: []byte{0xf, 0x96, 0xc3}},
   142  		{name: "inst=SETLS/reg=SP", inst: SETLS, dst: RegSP, exp: []byte{0x40, 0xf, 0x96, 0xc4}},
   143  		{name: "inst=SETLS/reg=BP", inst: SETLS, dst: RegBP, exp: []byte{0x40, 0xf, 0x96, 0xc5}},
   144  		{name: "inst=SETLS/reg=SI", inst: SETLS, dst: RegSI, exp: []byte{0x40, 0xf, 0x96, 0xc6}},
   145  		{name: "inst=SETLS/reg=DI", inst: SETLS, dst: RegDI, exp: []byte{0x40, 0xf, 0x96, 0xc7}},
   146  		{name: "inst=SETLS/reg=R8", inst: SETLS, dst: RegR8, exp: []byte{0x41, 0xf, 0x96, 0xc0}},
   147  		{name: "inst=SETLS/reg=R9", inst: SETLS, dst: RegR9, exp: []byte{0x41, 0xf, 0x96, 0xc1}},
   148  		{name: "inst=SETLS/reg=R13", inst: SETLS, dst: RegR13, exp: []byte{0x41, 0xf, 0x96, 0xc5}},
   149  		{name: "inst=SETLS/reg=R14", inst: SETLS, dst: RegR14, exp: []byte{0x41, 0xf, 0x96, 0xc6}},
   150  		{name: "inst=SETLS/reg=R15", inst: SETLS, dst: RegR15, exp: []byte{0x41, 0xf, 0x96, 0xc7}},
   151  		{name: "inst=SETLT/reg=AX", inst: SETLT, dst: RegAX, exp: []byte{0xf, 0x9c, 0xc0}},
   152  		{name: "inst=SETLT/reg=BX", inst: SETLT, dst: RegBX, exp: []byte{0xf, 0x9c, 0xc3}},
   153  		{name: "inst=SETLT/reg=SP", inst: SETLT, dst: RegSP, exp: []byte{0x40, 0xf, 0x9c, 0xc4}},
   154  		{name: "inst=SETLT/reg=BP", inst: SETLT, dst: RegBP, exp: []byte{0x40, 0xf, 0x9c, 0xc5}},
   155  		{name: "inst=SETLT/reg=SI", inst: SETLT, dst: RegSI, exp: []byte{0x40, 0xf, 0x9c, 0xc6}},
   156  		{name: "inst=SETLT/reg=DI", inst: SETLT, dst: RegDI, exp: []byte{0x40, 0xf, 0x9c, 0xc7}},
   157  		{name: "inst=SETLT/reg=R8", inst: SETLT, dst: RegR8, exp: []byte{0x41, 0xf, 0x9c, 0xc0}},
   158  		{name: "inst=SETLT/reg=R9", inst: SETLT, dst: RegR9, exp: []byte{0x41, 0xf, 0x9c, 0xc1}},
   159  		{name: "inst=SETLT/reg=R13", inst: SETLT, dst: RegR13, exp: []byte{0x41, 0xf, 0x9c, 0xc5}},
   160  		{name: "inst=SETLT/reg=R14", inst: SETLT, dst: RegR14, exp: []byte{0x41, 0xf, 0x9c, 0xc6}},
   161  		{name: "inst=SETLT/reg=R15", inst: SETLT, dst: RegR15, exp: []byte{0x41, 0xf, 0x9c, 0xc7}},
   162  		{name: "inst=SETNE/reg=AX", inst: SETNE, dst: RegAX, exp: []byte{0xf, 0x95, 0xc0}},
   163  		{name: "inst=SETNE/reg=BX", inst: SETNE, dst: RegBX, exp: []byte{0xf, 0x95, 0xc3}},
   164  		{name: "inst=SETNE/reg=SP", inst: SETNE, dst: RegSP, exp: []byte{0x40, 0xf, 0x95, 0xc4}},
   165  		{name: "inst=SETNE/reg=BP", inst: SETNE, dst: RegBP, exp: []byte{0x40, 0xf, 0x95, 0xc5}},
   166  		{name: "inst=SETNE/reg=SI", inst: SETNE, dst: RegSI, exp: []byte{0x40, 0xf, 0x95, 0xc6}},
   167  		{name: "inst=SETNE/reg=DI", inst: SETNE, dst: RegDI, exp: []byte{0x40, 0xf, 0x95, 0xc7}},
   168  		{name: "inst=SETNE/reg=R8", inst: SETNE, dst: RegR8, exp: []byte{0x41, 0xf, 0x95, 0xc0}},
   169  		{name: "inst=SETNE/reg=R9", inst: SETNE, dst: RegR9, exp: []byte{0x41, 0xf, 0x95, 0xc1}},
   170  		{name: "inst=SETNE/reg=R13", inst: SETNE, dst: RegR13, exp: []byte{0x41, 0xf, 0x95, 0xc5}},
   171  		{name: "inst=SETNE/reg=R14", inst: SETNE, dst: RegR14, exp: []byte{0x41, 0xf, 0x95, 0xc6}},
   172  		{name: "inst=SETNE/reg=R15", inst: SETNE, dst: RegR15, exp: []byte{0x41, 0xf, 0x95, 0xc7}},
   173  		{name: "inst=SETPC/reg=AX", inst: SETPC, dst: RegAX, exp: []byte{0xf, 0x9b, 0xc0}},
   174  		{name: "inst=SETPC/reg=BX", inst: SETPC, dst: RegBX, exp: []byte{0xf, 0x9b, 0xc3}},
   175  		{name: "inst=SETPC/reg=SP", inst: SETPC, dst: RegSP, exp: []byte{0x40, 0xf, 0x9b, 0xc4}},
   176  		{name: "inst=SETPC/reg=BP", inst: SETPC, dst: RegBP, exp: []byte{0x40, 0xf, 0x9b, 0xc5}},
   177  		{name: "inst=SETPC/reg=SI", inst: SETPC, dst: RegSI, exp: []byte{0x40, 0xf, 0x9b, 0xc6}},
   178  		{name: "inst=SETPC/reg=DI", inst: SETPC, dst: RegDI, exp: []byte{0x40, 0xf, 0x9b, 0xc7}},
   179  		{name: "inst=SETPC/reg=R8", inst: SETPC, dst: RegR8, exp: []byte{0x41, 0xf, 0x9b, 0xc0}},
   180  		{name: "inst=SETPC/reg=R9", inst: SETPC, dst: RegR9, exp: []byte{0x41, 0xf, 0x9b, 0xc1}},
   181  		{name: "inst=SETPC/reg=R13", inst: SETPC, dst: RegR13, exp: []byte{0x41, 0xf, 0x9b, 0xc5}},
   182  		{name: "inst=SETPC/reg=R14", inst: SETPC, dst: RegR14, exp: []byte{0x41, 0xf, 0x9b, 0xc6}},
   183  		{name: "inst=SETPC/reg=R15", inst: SETPC, dst: RegR15, exp: []byte{0x41, 0xf, 0x9b, 0xc7}},
   184  		{name: "inst=SETPS/reg=AX", inst: SETPS, dst: RegAX, exp: []byte{0xf, 0x9a, 0xc0}},
   185  		{name: "inst=SETPS/reg=BX", inst: SETPS, dst: RegBX, exp: []byte{0xf, 0x9a, 0xc3}},
   186  		{name: "inst=SETPS/reg=SP", inst: SETPS, dst: RegSP, exp: []byte{0x40, 0xf, 0x9a, 0xc4}},
   187  		{name: "inst=SETPS/reg=BP", inst: SETPS, dst: RegBP, exp: []byte{0x40, 0xf, 0x9a, 0xc5}},
   188  		{name: "inst=SETPS/reg=SI", inst: SETPS, dst: RegSI, exp: []byte{0x40, 0xf, 0x9a, 0xc6}},
   189  		{name: "inst=SETPS/reg=DI", inst: SETPS, dst: RegDI, exp: []byte{0x40, 0xf, 0x9a, 0xc7}},
   190  		{name: "inst=SETPS/reg=R8", inst: SETPS, dst: RegR8, exp: []byte{0x41, 0xf, 0x9a, 0xc0}},
   191  		{name: "inst=SETPS/reg=R9", inst: SETPS, dst: RegR9, exp: []byte{0x41, 0xf, 0x9a, 0xc1}},
   192  		{name: "inst=SETPS/reg=R13", inst: SETPS, dst: RegR13, exp: []byte{0x41, 0xf, 0x9a, 0xc5}},
   193  		{name: "inst=SETPS/reg=R14", inst: SETPS, dst: RegR14, exp: []byte{0x41, 0xf, 0x9a, 0xc6}},
   194  		{name: "inst=SETPS/reg=R15", inst: SETPS, dst: RegR15, exp: []byte{0x41, 0xf, 0x9a, 0xc7}},
   195  		{name: "inst=NEGQ/reg=AX", inst: NEGQ, dst: RegAX, exp: []byte{0x48, 0xf7, 0xd8}},
   196  		{name: "inst=NEGQ/reg=BX", inst: NEGQ, dst: RegBX, exp: []byte{0x48, 0xf7, 0xdb}},
   197  		{name: "inst=NEGQ/reg=SP", inst: NEGQ, dst: RegSP, exp: []byte{0x48, 0xf7, 0xdc}},
   198  		{name: "inst=NEGQ/reg=BP", inst: NEGQ, dst: RegBP, exp: []byte{0x48, 0xf7, 0xdd}},
   199  		{name: "inst=NEGQ/reg=SI", inst: NEGQ, dst: RegSI, exp: []byte{0x48, 0xf7, 0xde}},
   200  		{name: "inst=NEGQ/reg=DI", inst: NEGQ, dst: RegDI, exp: []byte{0x48, 0xf7, 0xdf}},
   201  		{name: "inst=NEGQ/reg=R8", inst: NEGQ, dst: RegR8, exp: []byte{0x49, 0xf7, 0xd8}},
   202  		{name: "inst=NEGQ/reg=R9", inst: NEGQ, dst: RegR9, exp: []byte{0x49, 0xf7, 0xd9}},
   203  		{name: "inst=NEGQ/reg=R13", inst: NEGQ, dst: RegR13, exp: []byte{0x49, 0xf7, 0xdd}},
   204  		{name: "inst=NEGQ/reg=R14", inst: NEGQ, dst: RegR14, exp: []byte{0x49, 0xf7, 0xde}},
   205  		{name: "inst=NEGQ/reg=R15", inst: NEGQ, dst: RegR15, exp: []byte{0x49, 0xf7, 0xdf}},
   206  		{name: "inst=INCQ/reg=AX", inst: INCQ, dst: RegAX, exp: []byte{0x48, 0xff, 0xc0}},
   207  		{name: "inst=INCQ/reg=BX", inst: INCQ, dst: RegBX, exp: []byte{0x48, 0xff, 0xc3}},
   208  		{name: "inst=INCQ/reg=SP", inst: INCQ, dst: RegSP, exp: []byte{0x48, 0xff, 0xc4}},
   209  		{name: "inst=INCQ/reg=BP", inst: INCQ, dst: RegBP, exp: []byte{0x48, 0xff, 0xc5}},
   210  		{name: "inst=INCQ/reg=SI", inst: INCQ, dst: RegSI, exp: []byte{0x48, 0xff, 0xc6}},
   211  		{name: "inst=INCQ/reg=DI", inst: INCQ, dst: RegDI, exp: []byte{0x48, 0xff, 0xc7}},
   212  		{name: "inst=INCQ/reg=R8", inst: INCQ, dst: RegR8, exp: []byte{0x49, 0xff, 0xc0}},
   213  		{name: "inst=INCQ/reg=R9", inst: INCQ, dst: RegR9, exp: []byte{0x49, 0xff, 0xc1}},
   214  		{name: "inst=INCQ/reg=R13", inst: INCQ, dst: RegR13, exp: []byte{0x49, 0xff, 0xc5}},
   215  		{name: "inst=INCQ/reg=R14", inst: INCQ, dst: RegR14, exp: []byte{0x49, 0xff, 0xc6}},
   216  		{name: "inst=INCQ/reg=R15", inst: INCQ, dst: RegR15, exp: []byte{0x49, 0xff, 0xc7}},
   217  		{name: "inst=DECQ/reg=AX", inst: DECQ, dst: RegAX, exp: []byte{0x48, 0xff, 0xc8}},
   218  		{name: "inst=DECQ/reg=BX", inst: DECQ, dst: RegBX, exp: []byte{0x48, 0xff, 0xcb}},
   219  		{name: "inst=DECQ/reg=SP", inst: DECQ, dst: RegSP, exp: []byte{0x48, 0xff, 0xcc}},
   220  		{name: "inst=DECQ/reg=BP", inst: DECQ, dst: RegBP, exp: []byte{0x48, 0xff, 0xcd}},
   221  		{name: "inst=DECQ/reg=SI", inst: DECQ, dst: RegSI, exp: []byte{0x48, 0xff, 0xce}},
   222  		{name: "inst=DECQ/reg=DI", inst: DECQ, dst: RegDI, exp: []byte{0x48, 0xff, 0xcf}},
   223  		{name: "inst=DECQ/reg=R8", inst: DECQ, dst: RegR8, exp: []byte{0x49, 0xff, 0xc8}},
   224  		{name: "inst=DECQ/reg=R9", inst: DECQ, dst: RegR9, exp: []byte{0x49, 0xff, 0xc9}},
   225  		{name: "inst=DECQ/reg=R13", inst: DECQ, dst: RegR13, exp: []byte{0x49, 0xff, 0xcd}},
   226  		{name: "inst=DECQ/reg=R14", inst: DECQ, dst: RegR14, exp: []byte{0x49, 0xff, 0xce}},
   227  		{name: "inst=DECQ/reg=R15", inst: DECQ, dst: RegR15, exp: []byte{0x49, 0xff, 0xcf}},
   228  	}
   229  
   230  	code := asm.CodeSegment{}
   231  	defer func() { require.NoError(t, code.Unmap()) }()
   232  
   233  	for _, tc := range tests {
   234  		tc := tc
   235  		a := NewAssembler()
   236  		buf := code.NextCodeSection()
   237  		err := a.encodeNoneToRegister(buf, &nodeImpl{instruction: tc.inst, dstReg: tc.dst})
   238  		require.NoError(t, err, tc.name)
   239  		require.Equal(t, tc.exp, buf.Bytes(), tc.name)
   240  	}
   241  }
   242  
   243  func TestAssemblerImpl_EncodeNoneToMemory(t *testing.T) {
   244  	t.Run("error", func(t *testing.T) {
   245  		tests := []struct {
   246  			n      *nodeImpl
   247  			expErr string
   248  		}{
   249  			{
   250  				n:      &nodeImpl{instruction: ADDL, types: operandTypesNoneToMemory, dstReg: RegAX},
   251  				expErr: "ADDL is unsupported for NoneToMemory type",
   252  			},
   253  		}
   254  
   255  		for _, tt := range tests {
   256  			tc := tt
   257  			t.Run(tc.expErr, func(t *testing.T) {
   258  				code := asm.CodeSegment{}
   259  				defer func() { require.NoError(t, code.Unmap()) }()
   260  
   261  				tc := tc
   262  				a := NewAssembler()
   263  				buf := code.NextCodeSection()
   264  				err := a.encodeNoneToMemory(buf, tc.n)
   265  				require.EqualError(t, err, tc.expErr)
   266  			})
   267  		}
   268  	})
   269  
   270  	tests := []struct {
   271  		name      string
   272  		inst      asm.Instruction
   273  		dst       asm.Register
   274  		dstOffset int64
   275  		exp       []byte
   276  	}{
   277  		{name: "inst=DECQ/reg=AX/offset=0", inst: DECQ, dst: RegAX, dstOffset: 0, exp: []byte{0x48, 0xff, 0x8}},
   278  		{name: "inst=DECQ/reg=AX/offset=1", inst: DECQ, dst: RegAX, dstOffset: 1, exp: []byte{0x48, 0xff, 0x48, 0x1}},
   279  		{name: "inst=DECQ/reg=AX/offset=-1", inst: DECQ, dst: RegAX, dstOffset: -1, exp: []byte{0x48, 0xff, 0x48, 0xff}},
   280  		{name: "inst=DECQ/reg=AX/offset=1243", inst: DECQ, dst: RegAX, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x88, 0xdb, 0x4, 0x0, 0x0}},
   281  		{name: "inst=DECQ/reg=AX/offset=2147483647", inst: DECQ, dst: RegAX, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x88, 0xff, 0xff, 0xff, 0x7f}},
   282  		{name: "inst=DECQ/reg=AX/offset=-32768", inst: DECQ, dst: RegAX, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x88, 0x0, 0x80, 0xff, 0xff}},
   283  		{name: "inst=DECQ/reg=BX/offset=0", inst: DECQ, dst: RegBX, dstOffset: 0, exp: []byte{0x48, 0xff, 0xb}},
   284  		{name: "inst=DECQ/reg=BX/offset=1", inst: DECQ, dst: RegBX, dstOffset: 1, exp: []byte{0x48, 0xff, 0x4b, 0x1}},
   285  		{name: "inst=DECQ/reg=BX/offset=-1", inst: DECQ, dst: RegBX, dstOffset: -1, exp: []byte{0x48, 0xff, 0x4b, 0xff}},
   286  		{name: "inst=DECQ/reg=BX/offset=1243", inst: DECQ, dst: RegBX, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x8b, 0xdb, 0x4, 0x0, 0x0}},
   287  		{name: "inst=DECQ/reg=BX/offset=2147483647", inst: DECQ, dst: RegBX, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x8b, 0xff, 0xff, 0xff, 0x7f}},
   288  		{name: "inst=DECQ/reg=BX/offset=-32768", inst: DECQ, dst: RegBX, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x8b, 0x0, 0x80, 0xff, 0xff}},
   289  		{name: "inst=DECQ/reg=SP/offset=0", inst: DECQ, dst: RegSP, dstOffset: 0, exp: []byte{0x48, 0xff, 0xc, 0x24}},
   290  		{name: "inst=DECQ/reg=SP/offset=1", inst: DECQ, dst: RegSP, dstOffset: 1, exp: []byte{0x48, 0xff, 0x4c, 0x24, 0x1}},
   291  		{name: "inst=DECQ/reg=SP/offset=-1", inst: DECQ, dst: RegSP, dstOffset: -1, exp: []byte{0x48, 0xff, 0x4c, 0x24, 0xff}},
   292  		{name: "inst=DECQ/reg=SP/offset=1243", inst: DECQ, dst: RegSP, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x8c, 0x24, 0xdb, 0x4, 0x0, 0x0}},
   293  		{name: "inst=DECQ/reg=SP/offset=2147483647", inst: DECQ, dst: RegSP, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x8c, 0x24, 0xff, 0xff, 0xff, 0x7f}},
   294  		{name: "inst=DECQ/reg=SP/offset=-32768", inst: DECQ, dst: RegSP, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x8c, 0x24, 0x0, 0x80, 0xff, 0xff}},
   295  		{name: "inst=DECQ/reg=BP/offset=0", inst: DECQ, dst: RegBP, dstOffset: 0, exp: []byte{0x48, 0xff, 0x4d, 0x0}},
   296  		{name: "inst=DECQ/reg=BP/offset=1", inst: DECQ, dst: RegBP, dstOffset: 1, exp: []byte{0x48, 0xff, 0x4d, 0x1}},
   297  		{name: "inst=DECQ/reg=BP/offset=-1", inst: DECQ, dst: RegBP, dstOffset: -1, exp: []byte{0x48, 0xff, 0x4d, 0xff}},
   298  		{name: "inst=DECQ/reg=BP/offset=1243", inst: DECQ, dst: RegBP, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x8d, 0xdb, 0x4, 0x0, 0x0}},
   299  		{name: "inst=DECQ/reg=BP/offset=2147483647", inst: DECQ, dst: RegBP, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x8d, 0xff, 0xff, 0xff, 0x7f}},
   300  		{name: "inst=DECQ/reg=BP/offset=-32768", inst: DECQ, dst: RegBP, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x8d, 0x0, 0x80, 0xff, 0xff}},
   301  		{name: "inst=DECQ/reg=SI/offset=0", inst: DECQ, dst: RegSI, dstOffset: 0, exp: []byte{0x48, 0xff, 0xe}},
   302  		{name: "inst=DECQ/reg=SI/offset=1", inst: DECQ, dst: RegSI, dstOffset: 1, exp: []byte{0x48, 0xff, 0x4e, 0x1}},
   303  		{name: "inst=DECQ/reg=SI/offset=-1", inst: DECQ, dst: RegSI, dstOffset: -1, exp: []byte{0x48, 0xff, 0x4e, 0xff}},
   304  		{name: "inst=DECQ/reg=SI/offset=1243", inst: DECQ, dst: RegSI, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x8e, 0xdb, 0x4, 0x0, 0x0}},
   305  		{name: "inst=DECQ/reg=SI/offset=2147483647", inst: DECQ, dst: RegSI, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x8e, 0xff, 0xff, 0xff, 0x7f}},
   306  		{name: "inst=DECQ/reg=SI/offset=-32768", inst: DECQ, dst: RegSI, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x8e, 0x0, 0x80, 0xff, 0xff}},
   307  		{name: "inst=DECQ/reg=DI/offset=0", inst: DECQ, dst: RegDI, dstOffset: 0, exp: []byte{0x48, 0xff, 0xf}},
   308  		{name: "inst=DECQ/reg=DI/offset=1", inst: DECQ, dst: RegDI, dstOffset: 1, exp: []byte{0x48, 0xff, 0x4f, 0x1}},
   309  		{name: "inst=DECQ/reg=DI/offset=-1", inst: DECQ, dst: RegDI, dstOffset: -1, exp: []byte{0x48, 0xff, 0x4f, 0xff}},
   310  		{name: "inst=DECQ/reg=DI/offset=1243", inst: DECQ, dst: RegDI, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x8f, 0xdb, 0x4, 0x0, 0x0}},
   311  		{name: "inst=DECQ/reg=DI/offset=2147483647", inst: DECQ, dst: RegDI, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x8f, 0xff, 0xff, 0xff, 0x7f}},
   312  		{name: "inst=DECQ/reg=DI/offset=-32768", inst: DECQ, dst: RegDI, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x8f, 0x0, 0x80, 0xff, 0xff}},
   313  		{name: "inst=DECQ/reg=R8/offset=0", inst: DECQ, dst: RegR8, dstOffset: 0, exp: []byte{0x49, 0xff, 0x8}},
   314  		{name: "inst=DECQ/reg=R8/offset=1", inst: DECQ, dst: RegR8, dstOffset: 1, exp: []byte{0x49, 0xff, 0x48, 0x1}},
   315  		{name: "inst=DECQ/reg=R8/offset=-1", inst: DECQ, dst: RegR8, dstOffset: -1, exp: []byte{0x49, 0xff, 0x48, 0xff}},
   316  		{name: "inst=DECQ/reg=R8/offset=1243", inst: DECQ, dst: RegR8, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x88, 0xdb, 0x4, 0x0, 0x0}},
   317  		{name: "inst=DECQ/reg=R8/offset=2147483647", inst: DECQ, dst: RegR8, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x88, 0xff, 0xff, 0xff, 0x7f}},
   318  		{name: "inst=DECQ/reg=R8/offset=-32768", inst: DECQ, dst: RegR8, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x88, 0x0, 0x80, 0xff, 0xff}},
   319  		{name: "inst=DECQ/reg=R9/offset=0", inst: DECQ, dst: RegR9, dstOffset: 0, exp: []byte{0x49, 0xff, 0x9}},
   320  		{name: "inst=DECQ/reg=R9/offset=1", inst: DECQ, dst: RegR9, dstOffset: 1, exp: []byte{0x49, 0xff, 0x49, 0x1}},
   321  		{name: "inst=DECQ/reg=R9/offset=-1", inst: DECQ, dst: RegR9, dstOffset: -1, exp: []byte{0x49, 0xff, 0x49, 0xff}},
   322  		{name: "inst=DECQ/reg=R9/offset=1243", inst: DECQ, dst: RegR9, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x89, 0xdb, 0x4, 0x0, 0x0}},
   323  		{name: "inst=DECQ/reg=R9/offset=2147483647", inst: DECQ, dst: RegR9, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x89, 0xff, 0xff, 0xff, 0x7f}},
   324  		{name: "inst=DECQ/reg=R9/offset=-32768", inst: DECQ, dst: RegR9, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x89, 0x0, 0x80, 0xff, 0xff}},
   325  		{name: "inst=DECQ/reg=R13/offset=0", inst: DECQ, dst: RegR13, dstOffset: 0, exp: []byte{0x49, 0xff, 0x4d, 0x0}},
   326  		{name: "inst=DECQ/reg=R13/offset=1", inst: DECQ, dst: RegR13, dstOffset: 1, exp: []byte{0x49, 0xff, 0x4d, 0x1}},
   327  		{name: "inst=DECQ/reg=R13/offset=-1", inst: DECQ, dst: RegR13, dstOffset: -1, exp: []byte{0x49, 0xff, 0x4d, 0xff}},
   328  		{name: "inst=DECQ/reg=R13/offset=1243", inst: DECQ, dst: RegR13, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x8d, 0xdb, 0x4, 0x0, 0x0}},
   329  		{name: "inst=DECQ/reg=R13/offset=2147483647", inst: DECQ, dst: RegR13, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x8d, 0xff, 0xff, 0xff, 0x7f}},
   330  		{name: "inst=DECQ/reg=R13/offset=-32768", inst: DECQ, dst: RegR13, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x8d, 0x0, 0x80, 0xff, 0xff}},
   331  		{name: "inst=DECQ/reg=R14/offset=0", inst: DECQ, dst: RegR14, dstOffset: 0, exp: []byte{0x49, 0xff, 0xe}},
   332  		{name: "inst=DECQ/reg=R14/offset=1", inst: DECQ, dst: RegR14, dstOffset: 1, exp: []byte{0x49, 0xff, 0x4e, 0x1}},
   333  		{name: "inst=DECQ/reg=R14/offset=-1", inst: DECQ, dst: RegR14, dstOffset: -1, exp: []byte{0x49, 0xff, 0x4e, 0xff}},
   334  		{name: "inst=DECQ/reg=R14/offset=1243", inst: DECQ, dst: RegR14, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x8e, 0xdb, 0x4, 0x0, 0x0}},
   335  		{name: "inst=DECQ/reg=R14/offset=2147483647", inst: DECQ, dst: RegR14, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x8e, 0xff, 0xff, 0xff, 0x7f}},
   336  		{name: "inst=DECQ/reg=R14/offset=-32768", inst: DECQ, dst: RegR14, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x8e, 0x0, 0x80, 0xff, 0xff}},
   337  		{name: "inst=DECQ/reg=R15/offset=0", inst: DECQ, dst: RegR15, dstOffset: 0, exp: []byte{0x49, 0xff, 0xf}},
   338  		{name: "inst=DECQ/reg=R15/offset=1", inst: DECQ, dst: RegR15, dstOffset: 1, exp: []byte{0x49, 0xff, 0x4f, 0x1}},
   339  		{name: "inst=DECQ/reg=R15/offset=-1", inst: DECQ, dst: RegR15, dstOffset: -1, exp: []byte{0x49, 0xff, 0x4f, 0xff}},
   340  		{name: "inst=DECQ/reg=R15/offset=1243", inst: DECQ, dst: RegR15, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x8f, 0xdb, 0x4, 0x0, 0x0}},
   341  		{name: "inst=DECQ/reg=R15/offset=2147483647", inst: DECQ, dst: RegR15, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x8f, 0xff, 0xff, 0xff, 0x7f}},
   342  		{name: "inst=DECQ/reg=R15/offset=-32768", inst: DECQ, dst: RegR15, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x8f, 0x0, 0x80, 0xff, 0xff}},
   343  		{name: "inst=INCQ/reg=AX/offset=0", inst: INCQ, dst: RegAX, dstOffset: 0, exp: []byte{0x48, 0xff, 0x0}},
   344  		{name: "inst=INCQ/reg=AX/offset=1", inst: INCQ, dst: RegAX, dstOffset: 1, exp: []byte{0x48, 0xff, 0x40, 0x1}},
   345  		{name: "inst=INCQ/reg=AX/offset=-1", inst: INCQ, dst: RegAX, dstOffset: -1, exp: []byte{0x48, 0xff, 0x40, 0xff}},
   346  		{name: "inst=INCQ/reg=AX/offset=1243", inst: INCQ, dst: RegAX, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x80, 0xdb, 0x4, 0x0, 0x0}},
   347  		{name: "inst=INCQ/reg=AX/offset=2147483647", inst: INCQ, dst: RegAX, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x80, 0xff, 0xff, 0xff, 0x7f}},
   348  		{name: "inst=INCQ/reg=AX/offset=-32768", inst: INCQ, dst: RegAX, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x80, 0x0, 0x80, 0xff, 0xff}},
   349  		{name: "inst=INCQ/reg=BX/offset=0", inst: INCQ, dst: RegBX, dstOffset: 0, exp: []byte{0x48, 0xff, 0x3}},
   350  		{name: "inst=INCQ/reg=BX/offset=1", inst: INCQ, dst: RegBX, dstOffset: 1, exp: []byte{0x48, 0xff, 0x43, 0x1}},
   351  		{name: "inst=INCQ/reg=BX/offset=-1", inst: INCQ, dst: RegBX, dstOffset: -1, exp: []byte{0x48, 0xff, 0x43, 0xff}},
   352  		{name: "inst=INCQ/reg=BX/offset=1243", inst: INCQ, dst: RegBX, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x83, 0xdb, 0x4, 0x0, 0x0}},
   353  		{name: "inst=INCQ/reg=BX/offset=2147483647", inst: INCQ, dst: RegBX, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x83, 0xff, 0xff, 0xff, 0x7f}},
   354  		{name: "inst=INCQ/reg=BX/offset=-32768", inst: INCQ, dst: RegBX, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x83, 0x0, 0x80, 0xff, 0xff}},
   355  		{name: "inst=INCQ/reg=SP/offset=0", inst: INCQ, dst: RegSP, dstOffset: 0, exp: []byte{0x48, 0xff, 0x4, 0x24}},
   356  		{name: "inst=INCQ/reg=SP/offset=1", inst: INCQ, dst: RegSP, dstOffset: 1, exp: []byte{0x48, 0xff, 0x44, 0x24, 0x1}},
   357  		{name: "inst=INCQ/reg=SP/offset=-1", inst: INCQ, dst: RegSP, dstOffset: -1, exp: []byte{0x48, 0xff, 0x44, 0x24, 0xff}},
   358  		{name: "inst=INCQ/reg=SP/offset=1243", inst: INCQ, dst: RegSP, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x84, 0x24, 0xdb, 0x4, 0x0, 0x0}},
   359  		{name: "inst=INCQ/reg=SP/offset=2147483647", inst: INCQ, dst: RegSP, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x84, 0x24, 0xff, 0xff, 0xff, 0x7f}},
   360  		{name: "inst=INCQ/reg=SP/offset=-32768", inst: INCQ, dst: RegSP, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x84, 0x24, 0x0, 0x80, 0xff, 0xff}},
   361  		{name: "inst=INCQ/reg=BP/offset=0", inst: INCQ, dst: RegBP, dstOffset: 0, exp: []byte{0x48, 0xff, 0x45, 0x0}},
   362  		{name: "inst=INCQ/reg=BP/offset=1", inst: INCQ, dst: RegBP, dstOffset: 1, exp: []byte{0x48, 0xff, 0x45, 0x1}},
   363  		{name: "inst=INCQ/reg=BP/offset=-1", inst: INCQ, dst: RegBP, dstOffset: -1, exp: []byte{0x48, 0xff, 0x45, 0xff}},
   364  		{name: "inst=INCQ/reg=BP/offset=1243", inst: INCQ, dst: RegBP, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x85, 0xdb, 0x4, 0x0, 0x0}},
   365  		{name: "inst=INCQ/reg=BP/offset=2147483647", inst: INCQ, dst: RegBP, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x85, 0xff, 0xff, 0xff, 0x7f}},
   366  		{name: "inst=INCQ/reg=BP/offset=-32768", inst: INCQ, dst: RegBP, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x85, 0x0, 0x80, 0xff, 0xff}},
   367  		{name: "inst=INCQ/reg=SI/offset=0", inst: INCQ, dst: RegSI, dstOffset: 0, exp: []byte{0x48, 0xff, 0x6}},
   368  		{name: "inst=INCQ/reg=SI/offset=1", inst: INCQ, dst: RegSI, dstOffset: 1, exp: []byte{0x48, 0xff, 0x46, 0x1}},
   369  		{name: "inst=INCQ/reg=SI/offset=-1", inst: INCQ, dst: RegSI, dstOffset: -1, exp: []byte{0x48, 0xff, 0x46, 0xff}},
   370  		{name: "inst=INCQ/reg=SI/offset=1243", inst: INCQ, dst: RegSI, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x86, 0xdb, 0x4, 0x0, 0x0}},
   371  		{name: "inst=INCQ/reg=SI/offset=2147483647", inst: INCQ, dst: RegSI, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x86, 0xff, 0xff, 0xff, 0x7f}},
   372  		{name: "inst=INCQ/reg=SI/offset=-32768", inst: INCQ, dst: RegSI, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x86, 0x0, 0x80, 0xff, 0xff}},
   373  		{name: "inst=INCQ/reg=DI/offset=0", inst: INCQ, dst: RegDI, dstOffset: 0, exp: []byte{0x48, 0xff, 0x7}},
   374  		{name: "inst=INCQ/reg=DI/offset=1", inst: INCQ, dst: RegDI, dstOffset: 1, exp: []byte{0x48, 0xff, 0x47, 0x1}},
   375  		{name: "inst=INCQ/reg=DI/offset=-1", inst: INCQ, dst: RegDI, dstOffset: -1, exp: []byte{0x48, 0xff, 0x47, 0xff}},
   376  		{name: "inst=INCQ/reg=DI/offset=1243", inst: INCQ, dst: RegDI, dstOffset: 1243, exp: []byte{0x48, 0xff, 0x87, 0xdb, 0x4, 0x0, 0x0}},
   377  		{name: "inst=INCQ/reg=DI/offset=2147483647", inst: INCQ, dst: RegDI, dstOffset: 2147483647, exp: []byte{0x48, 0xff, 0x87, 0xff, 0xff, 0xff, 0x7f}},
   378  		{name: "inst=INCQ/reg=DI/offset=-32768", inst: INCQ, dst: RegDI, dstOffset: -32768, exp: []byte{0x48, 0xff, 0x87, 0x0, 0x80, 0xff, 0xff}},
   379  		{name: "inst=INCQ/reg=R8/offset=0", inst: INCQ, dst: RegR8, dstOffset: 0, exp: []byte{0x49, 0xff, 0x0}},
   380  		{name: "inst=INCQ/reg=R8/offset=1", inst: INCQ, dst: RegR8, dstOffset: 1, exp: []byte{0x49, 0xff, 0x40, 0x1}},
   381  		{name: "inst=INCQ/reg=R8/offset=-1", inst: INCQ, dst: RegR8, dstOffset: -1, exp: []byte{0x49, 0xff, 0x40, 0xff}},
   382  		{name: "inst=INCQ/reg=R8/offset=1243", inst: INCQ, dst: RegR8, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x80, 0xdb, 0x4, 0x0, 0x0}},
   383  		{name: "inst=INCQ/reg=R8/offset=2147483647", inst: INCQ, dst: RegR8, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x80, 0xff, 0xff, 0xff, 0x7f}},
   384  		{name: "inst=INCQ/reg=R8/offset=-32768", inst: INCQ, dst: RegR8, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x80, 0x0, 0x80, 0xff, 0xff}},
   385  		{name: "inst=INCQ/reg=R9/offset=0", inst: INCQ, dst: RegR9, dstOffset: 0, exp: []byte{0x49, 0xff, 0x1}},
   386  		{name: "inst=INCQ/reg=R9/offset=1", inst: INCQ, dst: RegR9, dstOffset: 1, exp: []byte{0x49, 0xff, 0x41, 0x1}},
   387  		{name: "inst=INCQ/reg=R9/offset=-1", inst: INCQ, dst: RegR9, dstOffset: -1, exp: []byte{0x49, 0xff, 0x41, 0xff}},
   388  		{name: "inst=INCQ/reg=R9/offset=1243", inst: INCQ, dst: RegR9, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x81, 0xdb, 0x4, 0x0, 0x0}},
   389  		{name: "inst=INCQ/reg=R9/offset=2147483647", inst: INCQ, dst: RegR9, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x81, 0xff, 0xff, 0xff, 0x7f}},
   390  		{name: "inst=INCQ/reg=R9/offset=-32768", inst: INCQ, dst: RegR9, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x81, 0x0, 0x80, 0xff, 0xff}},
   391  		{name: "inst=INCQ/reg=R13/offset=0", inst: INCQ, dst: RegR13, dstOffset: 0, exp: []byte{0x49, 0xff, 0x45, 0x0}},
   392  		{name: "inst=INCQ/reg=R13/offset=1", inst: INCQ, dst: RegR13, dstOffset: 1, exp: []byte{0x49, 0xff, 0x45, 0x1}},
   393  		{name: "inst=INCQ/reg=R13/offset=-1", inst: INCQ, dst: RegR13, dstOffset: -1, exp: []byte{0x49, 0xff, 0x45, 0xff}},
   394  		{name: "inst=INCQ/reg=R13/offset=1243", inst: INCQ, dst: RegR13, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x85, 0xdb, 0x4, 0x0, 0x0}},
   395  		{name: "inst=INCQ/reg=R13/offset=2147483647", inst: INCQ, dst: RegR13, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x85, 0xff, 0xff, 0xff, 0x7f}},
   396  		{name: "inst=INCQ/reg=R13/offset=-32768", inst: INCQ, dst: RegR13, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x85, 0x0, 0x80, 0xff, 0xff}},
   397  		{name: "inst=INCQ/reg=R14/offset=0", inst: INCQ, dst: RegR14, dstOffset: 0, exp: []byte{0x49, 0xff, 0x6}},
   398  		{name: "inst=INCQ/reg=R14/offset=1", inst: INCQ, dst: RegR14, dstOffset: 1, exp: []byte{0x49, 0xff, 0x46, 0x1}},
   399  		{name: "inst=INCQ/reg=R14/offset=-1", inst: INCQ, dst: RegR14, dstOffset: -1, exp: []byte{0x49, 0xff, 0x46, 0xff}},
   400  		{name: "inst=INCQ/reg=R14/offset=1243", inst: INCQ, dst: RegR14, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x86, 0xdb, 0x4, 0x0, 0x0}},
   401  		{name: "inst=INCQ/reg=R14/offset=2147483647", inst: INCQ, dst: RegR14, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x86, 0xff, 0xff, 0xff, 0x7f}},
   402  		{name: "inst=INCQ/reg=R14/offset=-32768", inst: INCQ, dst: RegR14, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x86, 0x0, 0x80, 0xff, 0xff}},
   403  		{name: "inst=INCQ/reg=R15/offset=0", inst: INCQ, dst: RegR15, dstOffset: 0, exp: []byte{0x49, 0xff, 0x7}},
   404  		{name: "inst=INCQ/reg=R15/offset=1", inst: INCQ, dst: RegR15, dstOffset: 1, exp: []byte{0x49, 0xff, 0x47, 0x1}},
   405  		{name: "inst=INCQ/reg=R15/offset=-1", inst: INCQ, dst: RegR15, dstOffset: -1, exp: []byte{0x49, 0xff, 0x47, 0xff}},
   406  		{name: "inst=INCQ/reg=R15/offset=1243", inst: INCQ, dst: RegR15, dstOffset: 1243, exp: []byte{0x49, 0xff, 0x87, 0xdb, 0x4, 0x0, 0x0}},
   407  		{name: "inst=INCQ/reg=R15/offset=2147483647", inst: INCQ, dst: RegR15, dstOffset: 2147483647, exp: []byte{0x49, 0xff, 0x87, 0xff, 0xff, 0xff, 0x7f}},
   408  		{name: "inst=INCQ/reg=R15/offset=-32768", inst: INCQ, dst: RegR15, dstOffset: -32768, exp: []byte{0x49, 0xff, 0x87, 0x0, 0x80, 0xff, 0xff}},
   409  		{name: "inst=JMP/reg=AX/offset=0", inst: JMP, dst: RegAX, dstOffset: 0, exp: []byte{0xff, 0x20}},
   410  		{name: "inst=JMP/reg=AX/offset=1", inst: JMP, dst: RegAX, dstOffset: 1, exp: []byte{0xff, 0x60, 0x1}},
   411  		{name: "inst=JMP/reg=AX/offset=-1", inst: JMP, dst: RegAX, dstOffset: -1, exp: []byte{0xff, 0x60, 0xff}},
   412  		{name: "inst=JMP/reg=AX/offset=1243", inst: JMP, dst: RegAX, dstOffset: 1243, exp: []byte{0xff, 0xa0, 0xdb, 0x4, 0x0, 0x0}},
   413  		{name: "inst=JMP/reg=AX/offset=2147483647", inst: JMP, dst: RegAX, dstOffset: 2147483647, exp: []byte{0xff, 0xa0, 0xff, 0xff, 0xff, 0x7f}},
   414  		{name: "inst=JMP/reg=AX/offset=-32768", inst: JMP, dst: RegAX, dstOffset: -32768, exp: []byte{0xff, 0xa0, 0x0, 0x80, 0xff, 0xff}},
   415  		{name: "inst=JMP/reg=BX/offset=0", inst: JMP, dst: RegBX, dstOffset: 0, exp: []byte{0xff, 0x23}},
   416  		{name: "inst=JMP/reg=BX/offset=1", inst: JMP, dst: RegBX, dstOffset: 1, exp: []byte{0xff, 0x63, 0x1}},
   417  		{name: "inst=JMP/reg=BX/offset=-1", inst: JMP, dst: RegBX, dstOffset: -1, exp: []byte{0xff, 0x63, 0xff}},
   418  		{name: "inst=JMP/reg=BX/offset=1243", inst: JMP, dst: RegBX, dstOffset: 1243, exp: []byte{0xff, 0xa3, 0xdb, 0x4, 0x0, 0x0}},
   419  		{name: "inst=JMP/reg=BX/offset=2147483647", inst: JMP, dst: RegBX, dstOffset: 2147483647, exp: []byte{0xff, 0xa3, 0xff, 0xff, 0xff, 0x7f}},
   420  		{name: "inst=JMP/reg=BX/offset=-32768", inst: JMP, dst: RegBX, dstOffset: -32768, exp: []byte{0xff, 0xa3, 0x0, 0x80, 0xff, 0xff}},
   421  		{name: "inst=JMP/reg=SP/offset=0", inst: JMP, dst: RegSP, dstOffset: 0, exp: []byte{0xff, 0x24, 0x24}},
   422  		{name: "inst=JMP/reg=SP/offset=1", inst: JMP, dst: RegSP, dstOffset: 1, exp: []byte{0xff, 0x64, 0x24, 0x1}},
   423  		{name: "inst=JMP/reg=SP/offset=-1", inst: JMP, dst: RegSP, dstOffset: -1, exp: []byte{0xff, 0x64, 0x24, 0xff}},
   424  		{name: "inst=JMP/reg=SP/offset=1243", inst: JMP, dst: RegSP, dstOffset: 1243, exp: []byte{0xff, 0xa4, 0x24, 0xdb, 0x4, 0x0, 0x0}},
   425  		{name: "inst=JMP/reg=SP/offset=2147483647", inst: JMP, dst: RegSP, dstOffset: 2147483647, exp: []byte{0xff, 0xa4, 0x24, 0xff, 0xff, 0xff, 0x7f}},
   426  		{name: "inst=JMP/reg=SP/offset=-32768", inst: JMP, dst: RegSP, dstOffset: -32768, exp: []byte{0xff, 0xa4, 0x24, 0x0, 0x80, 0xff, 0xff}},
   427  		{name: "inst=JMP/reg=BP/offset=0", inst: JMP, dst: RegBP, dstOffset: 0, exp: []byte{0xff, 0x65, 0x0}},
   428  		{name: "inst=JMP/reg=BP/offset=1", inst: JMP, dst: RegBP, dstOffset: 1, exp: []byte{0xff, 0x65, 0x1}},
   429  		{name: "inst=JMP/reg=BP/offset=-1", inst: JMP, dst: RegBP, dstOffset: -1, exp: []byte{0xff, 0x65, 0xff}},
   430  		{name: "inst=JMP/reg=BP/offset=1243", inst: JMP, dst: RegBP, dstOffset: 1243, exp: []byte{0xff, 0xa5, 0xdb, 0x4, 0x0, 0x0}},
   431  		{name: "inst=JMP/reg=BP/offset=2147483647", inst: JMP, dst: RegBP, dstOffset: 2147483647, exp: []byte{0xff, 0xa5, 0xff, 0xff, 0xff, 0x7f}},
   432  		{name: "inst=JMP/reg=BP/offset=-32768", inst: JMP, dst: RegBP, dstOffset: -32768, exp: []byte{0xff, 0xa5, 0x0, 0x80, 0xff, 0xff}},
   433  		{name: "inst=JMP/reg=SI/offset=0", inst: JMP, dst: RegSI, dstOffset: 0, exp: []byte{0xff, 0x26}},
   434  		{name: "inst=JMP/reg=SI/offset=1", inst: JMP, dst: RegSI, dstOffset: 1, exp: []byte{0xff, 0x66, 0x1}},
   435  		{name: "inst=JMP/reg=SI/offset=-1", inst: JMP, dst: RegSI, dstOffset: -1, exp: []byte{0xff, 0x66, 0xff}},
   436  		{name: "inst=JMP/reg=SI/offset=1243", inst: JMP, dst: RegSI, dstOffset: 1243, exp: []byte{0xff, 0xa6, 0xdb, 0x4, 0x0, 0x0}},
   437  		{name: "inst=JMP/reg=SI/offset=2147483647", inst: JMP, dst: RegSI, dstOffset: 2147483647, exp: []byte{0xff, 0xa6, 0xff, 0xff, 0xff, 0x7f}},
   438  		{name: "inst=JMP/reg=SI/offset=-32768", inst: JMP, dst: RegSI, dstOffset: -32768, exp: []byte{0xff, 0xa6, 0x0, 0x80, 0xff, 0xff}},
   439  		{name: "inst=JMP/reg=DI/offset=0", inst: JMP, dst: RegDI, dstOffset: 0, exp: []byte{0xff, 0x27}},
   440  		{name: "inst=JMP/reg=DI/offset=1", inst: JMP, dst: RegDI, dstOffset: 1, exp: []byte{0xff, 0x67, 0x1}},
   441  		{name: "inst=JMP/reg=DI/offset=-1", inst: JMP, dst: RegDI, dstOffset: -1, exp: []byte{0xff, 0x67, 0xff}},
   442  		{name: "inst=JMP/reg=DI/offset=1243", inst: JMP, dst: RegDI, dstOffset: 1243, exp: []byte{0xff, 0xa7, 0xdb, 0x4, 0x0, 0x0}},
   443  		{name: "inst=JMP/reg=DI/offset=2147483647", inst: JMP, dst: RegDI, dstOffset: 2147483647, exp: []byte{0xff, 0xa7, 0xff, 0xff, 0xff, 0x7f}},
   444  		{name: "inst=JMP/reg=DI/offset=-32768", inst: JMP, dst: RegDI, dstOffset: -32768, exp: []byte{0xff, 0xa7, 0x0, 0x80, 0xff, 0xff}},
   445  		{name: "inst=JMP/reg=R8/offset=0", inst: JMP, dst: RegR8, dstOffset: 0, exp: []byte{0x41, 0xff, 0x20}},
   446  		{name: "inst=JMP/reg=R8/offset=1", inst: JMP, dst: RegR8, dstOffset: 1, exp: []byte{0x41, 0xff, 0x60, 0x1}},
   447  		{name: "inst=JMP/reg=R8/offset=-1", inst: JMP, dst: RegR8, dstOffset: -1, exp: []byte{0x41, 0xff, 0x60, 0xff}},
   448  		{name: "inst=JMP/reg=R8/offset=1243", inst: JMP, dst: RegR8, dstOffset: 1243, exp: []byte{0x41, 0xff, 0xa0, 0xdb, 0x4, 0x0, 0x0}},
   449  		{name: "inst=JMP/reg=R8/offset=2147483647", inst: JMP, dst: RegR8, dstOffset: 2147483647, exp: []byte{0x41, 0xff, 0xa0, 0xff, 0xff, 0xff, 0x7f}},
   450  		{name: "inst=JMP/reg=R8/offset=-32768", inst: JMP, dst: RegR8, dstOffset: -32768, exp: []byte{0x41, 0xff, 0xa0, 0x0, 0x80, 0xff, 0xff}},
   451  		{name: "inst=JMP/reg=R9/offset=0", inst: JMP, dst: RegR9, dstOffset: 0, exp: []byte{0x41, 0xff, 0x21}},
   452  		{name: "inst=JMP/reg=R9/offset=1", inst: JMP, dst: RegR9, dstOffset: 1, exp: []byte{0x41, 0xff, 0x61, 0x1}},
   453  		{name: "inst=JMP/reg=R9/offset=-1", inst: JMP, dst: RegR9, dstOffset: -1, exp: []byte{0x41, 0xff, 0x61, 0xff}},
   454  		{name: "inst=JMP/reg=R9/offset=1243", inst: JMP, dst: RegR9, dstOffset: 1243, exp: []byte{0x41, 0xff, 0xa1, 0xdb, 0x4, 0x0, 0x0}},
   455  		{name: "inst=JMP/reg=R9/offset=2147483647", inst: JMP, dst: RegR9, dstOffset: 2147483647, exp: []byte{0x41, 0xff, 0xa1, 0xff, 0xff, 0xff, 0x7f}},
   456  		{name: "inst=JMP/reg=R9/offset=-32768", inst: JMP, dst: RegR9, dstOffset: -32768, exp: []byte{0x41, 0xff, 0xa1, 0x0, 0x80, 0xff, 0xff}},
   457  		{name: "inst=JMP/reg=R13/offset=0", inst: JMP, dst: RegR13, dstOffset: 0, exp: []byte{0x41, 0xff, 0x65, 0x0}},
   458  		{name: "inst=JMP/reg=R13/offset=1", inst: JMP, dst: RegR13, dstOffset: 1, exp: []byte{0x41, 0xff, 0x65, 0x1}},
   459  		{name: "inst=JMP/reg=R13/offset=-1", inst: JMP, dst: RegR13, dstOffset: -1, exp: []byte{0x41, 0xff, 0x65, 0xff}},
   460  		{name: "inst=JMP/reg=R13/offset=1243", inst: JMP, dst: RegR13, dstOffset: 1243, exp: []byte{0x41, 0xff, 0xa5, 0xdb, 0x4, 0x0, 0x0}},
   461  		{name: "inst=JMP/reg=R13/offset=2147483647", inst: JMP, dst: RegR13, dstOffset: 2147483647, exp: []byte{0x41, 0xff, 0xa5, 0xff, 0xff, 0xff, 0x7f}},
   462  		{name: "inst=JMP/reg=R13/offset=-32768", inst: JMP, dst: RegR13, dstOffset: -32768, exp: []byte{0x41, 0xff, 0xa5, 0x0, 0x80, 0xff, 0xff}},
   463  		{name: "inst=JMP/reg=R14/offset=0", inst: JMP, dst: RegR14, dstOffset: 0, exp: []byte{0x41, 0xff, 0x26}},
   464  		{name: "inst=JMP/reg=R14/offset=1", inst: JMP, dst: RegR14, dstOffset: 1, exp: []byte{0x41, 0xff, 0x66, 0x1}},
   465  		{name: "inst=JMP/reg=R14/offset=-1", inst: JMP, dst: RegR14, dstOffset: -1, exp: []byte{0x41, 0xff, 0x66, 0xff}},
   466  		{name: "inst=JMP/reg=R14/offset=1243", inst: JMP, dst: RegR14, dstOffset: 1243, exp: []byte{0x41, 0xff, 0xa6, 0xdb, 0x4, 0x0, 0x0}},
   467  		{name: "inst=JMP/reg=R14/offset=2147483647", inst: JMP, dst: RegR14, dstOffset: 2147483647, exp: []byte{0x41, 0xff, 0xa6, 0xff, 0xff, 0xff, 0x7f}},
   468  		{name: "inst=JMP/reg=R14/offset=-32768", inst: JMP, dst: RegR14, dstOffset: -32768, exp: []byte{0x41, 0xff, 0xa6, 0x0, 0x80, 0xff, 0xff}},
   469  		{name: "inst=JMP/reg=R15/offset=0", inst: JMP, dst: RegR15, dstOffset: 0, exp: []byte{0x41, 0xff, 0x27}},
   470  		{name: "inst=JMP/reg=R15/offset=1", inst: JMP, dst: RegR15, dstOffset: 1, exp: []byte{0x41, 0xff, 0x67, 0x1}},
   471  		{name: "inst=JMP/reg=R15/offset=-1", inst: JMP, dst: RegR15, dstOffset: -1, exp: []byte{0x41, 0xff, 0x67, 0xff}},
   472  		{name: "inst=JMP/reg=R15/offset=1243", inst: JMP, dst: RegR15, dstOffset: 1243, exp: []byte{0x41, 0xff, 0xa7, 0xdb, 0x4, 0x0, 0x0}},
   473  		{name: "inst=JMP/reg=R15/offset=2147483647", inst: JMP, dst: RegR15, dstOffset: 2147483647, exp: []byte{0x41, 0xff, 0xa7, 0xff, 0xff, 0xff, 0x7f}},
   474  		{name: "inst=JMP/reg=R15/offset=-32768", inst: JMP, dst: RegR15, dstOffset: -32768, exp: []byte{0x41, 0xff, 0xa7, 0x0, 0x80, 0xff, 0xff}},
   475  	}
   476  
   477  	code := asm.CodeSegment{}
   478  	defer func() { require.NoError(t, code.Unmap()) }()
   479  
   480  	for _, tc := range tests {
   481  		tc := tc
   482  		a := NewAssembler()
   483  		buf := code.NextCodeSection()
   484  		err := a.encodeNoneToMemory(buf, &nodeImpl{
   485  			types:       operandTypesNoneToMemory,
   486  			instruction: tc.inst, dstReg: tc.dst, dstConst: tc.dstOffset,
   487  		})
   488  		require.NoError(t, err, tc.name)
   489  		require.Equal(t, tc.exp, buf.Bytes(), tc.name)
   490  	}
   491  }
   492  
   493  func TestAssemblerImpl_EncodeRegisterToNone(t *testing.T) {
   494  	t.Run("error", func(t *testing.T) {
   495  		tests := []struct {
   496  			n      *nodeImpl
   497  			expErr string
   498  		}{
   499  			{
   500  				n:      &nodeImpl{instruction: ADDL, types: operandTypesRegisterToNone, srcReg: RegAX},
   501  				expErr: "ADDL is unsupported for RegisterToNone type",
   502  			},
   503  		}
   504  
   505  		for _, tc := range tests {
   506  			code := asm.CodeSegment{}
   507  			defer func() { require.NoError(t, code.Unmap()) }()
   508  
   509  			a := NewAssembler()
   510  			buf := code.NextCodeSection()
   511  			err := a.encodeRegisterToNone(buf, tc.n)
   512  			require.EqualError(t, err, tc.expErr, tc, tc.expErr)
   513  		}
   514  	})
   515  
   516  	tests := []struct {
   517  		name string
   518  		inst asm.Instruction
   519  		reg  asm.Register
   520  		exp  []byte
   521  	}{
   522  		{name: "DIVL/reg=AX/", reg: RegAX, inst: DIVL, exp: []byte{0xf7, 0xf0}},
   523  		{name: "DIVL/reg=BX/", reg: RegBX, inst: DIVL, exp: []byte{0xf7, 0xf3}},
   524  		{name: "DIVL/reg=SP/", reg: RegSP, inst: DIVL, exp: []byte{0xf7, 0xf4}},
   525  		{name: "DIVL/reg=BP/", reg: RegBP, inst: DIVL, exp: []byte{0xf7, 0xf5}},
   526  		{name: "DIVL/reg=SI/", reg: RegSI, inst: DIVL, exp: []byte{0xf7, 0xf6}},
   527  		{name: "DIVL/reg=DI/", reg: RegDI, inst: DIVL, exp: []byte{0xf7, 0xf7}},
   528  		{name: "DIVL/reg=R8/", reg: RegR8, inst: DIVL, exp: []byte{0x41, 0xf7, 0xf0}},
   529  		{name: "DIVL/reg=R9/", reg: RegR9, inst: DIVL, exp: []byte{0x41, 0xf7, 0xf1}},
   530  		{name: "DIVL/reg=R13/", reg: RegR13, inst: DIVL, exp: []byte{0x41, 0xf7, 0xf5}},
   531  		{name: "DIVL/reg=R14/", reg: RegR14, inst: DIVL, exp: []byte{0x41, 0xf7, 0xf6}},
   532  		{name: "DIVL/reg=R15/", reg: RegR15, inst: DIVL, exp: []byte{0x41, 0xf7, 0xf7}},
   533  		{name: "DIVQ/reg=AX/", reg: RegAX, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf0}},
   534  		{name: "DIVQ/reg=BX/", reg: RegBX, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf3}},
   535  		{name: "DIVQ/reg=SP/", reg: RegSP, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf4}},
   536  		{name: "DIVQ/reg=BP/", reg: RegBP, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf5}},
   537  		{name: "DIVQ/reg=SI/", reg: RegSI, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf6}},
   538  		{name: "DIVQ/reg=DI/", reg: RegDI, inst: DIVQ, exp: []byte{0x48, 0xf7, 0xf7}},
   539  		{name: "DIVQ/reg=R8/", reg: RegR8, inst: DIVQ, exp: []byte{0x49, 0xf7, 0xf0}},
   540  		{name: "DIVQ/reg=R9/", reg: RegR9, inst: DIVQ, exp: []byte{0x49, 0xf7, 0xf1}},
   541  		{name: "DIVQ/reg=R13/", reg: RegR13, inst: DIVQ, exp: []byte{0x49, 0xf7, 0xf5}},
   542  		{name: "DIVQ/reg=R14/", reg: RegR14, inst: DIVQ, exp: []byte{0x49, 0xf7, 0xf6}},
   543  		{name: "DIVQ/reg=R15/", reg: RegR15, inst: DIVQ, exp: []byte{0x49, 0xf7, 0xf7}},
   544  		{name: "IDIVL/reg=AX/", reg: RegAX, inst: IDIVL, exp: []byte{0xf7, 0xf8}},
   545  		{name: "IDIVL/reg=BX/", reg: RegBX, inst: IDIVL, exp: []byte{0xf7, 0xfb}},
   546  		{name: "IDIVL/reg=SP/", reg: RegSP, inst: IDIVL, exp: []byte{0xf7, 0xfc}},
   547  		{name: "IDIVL/reg=BP/", reg: RegBP, inst: IDIVL, exp: []byte{0xf7, 0xfd}},
   548  		{name: "IDIVL/reg=SI/", reg: RegSI, inst: IDIVL, exp: []byte{0xf7, 0xfe}},
   549  		{name: "IDIVL/reg=DI/", reg: RegDI, inst: IDIVL, exp: []byte{0xf7, 0xff}},
   550  		{name: "IDIVL/reg=R8/", reg: RegR8, inst: IDIVL, exp: []byte{0x41, 0xf7, 0xf8}},
   551  		{name: "IDIVL/reg=R9/", reg: RegR9, inst: IDIVL, exp: []byte{0x41, 0xf7, 0xf9}},
   552  		{name: "IDIVL/reg=R13/", reg: RegR13, inst: IDIVL, exp: []byte{0x41, 0xf7, 0xfd}},
   553  		{name: "IDIVL/reg=R14/", reg: RegR14, inst: IDIVL, exp: []byte{0x41, 0xf7, 0xfe}},
   554  		{name: "IDIVL/reg=R15/", reg: RegR15, inst: IDIVL, exp: []byte{0x41, 0xf7, 0xff}},
   555  		{name: "IDIVQ/reg=AX/", reg: RegAX, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xf8}},
   556  		{name: "IDIVQ/reg=BX/", reg: RegBX, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xfb}},
   557  		{name: "IDIVQ/reg=SP/", reg: RegSP, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xfc}},
   558  		{name: "IDIVQ/reg=BP/", reg: RegBP, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xfd}},
   559  		{name: "IDIVQ/reg=SI/", reg: RegSI, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xfe}},
   560  		{name: "IDIVQ/reg=DI/", reg: RegDI, inst: IDIVQ, exp: []byte{0x48, 0xf7, 0xff}},
   561  		{name: "IDIVQ/reg=R8/", reg: RegR8, inst: IDIVQ, exp: []byte{0x49, 0xf7, 0xf8}},
   562  		{name: "IDIVQ/reg=R9/", reg: RegR9, inst: IDIVQ, exp: []byte{0x49, 0xf7, 0xf9}},
   563  		{name: "IDIVQ/reg=R13/", reg: RegR13, inst: IDIVQ, exp: []byte{0x49, 0xf7, 0xfd}},
   564  		{name: "IDIVQ/reg=R14/", reg: RegR14, inst: IDIVQ, exp: []byte{0x49, 0xf7, 0xfe}},
   565  		{name: "IDIVQ/reg=R15/", reg: RegR15, inst: IDIVQ, exp: []byte{0x49, 0xf7, 0xff}},
   566  		{name: "MULL/reg=AX/", reg: RegAX, inst: MULL, exp: []byte{0xf7, 0xe0}},
   567  		{name: "MULL/reg=BX/", reg: RegBX, inst: MULL, exp: []byte{0xf7, 0xe3}},
   568  		{name: "MULL/reg=SP/", reg: RegSP, inst: MULL, exp: []byte{0xf7, 0xe4}},
   569  		{name: "MULL/reg=BP/", reg: RegBP, inst: MULL, exp: []byte{0xf7, 0xe5}},
   570  		{name: "MULL/reg=SI/", reg: RegSI, inst: MULL, exp: []byte{0xf7, 0xe6}},
   571  		{name: "MULL/reg=DI/", reg: RegDI, inst: MULL, exp: []byte{0xf7, 0xe7}},
   572  		{name: "MULL/reg=R8/", reg: RegR8, inst: MULL, exp: []byte{0x41, 0xf7, 0xe0}},
   573  		{name: "MULL/reg=R9/", reg: RegR9, inst: MULL, exp: []byte{0x41, 0xf7, 0xe1}},
   574  		{name: "MULL/reg=R13/", reg: RegR13, inst: MULL, exp: []byte{0x41, 0xf7, 0xe5}},
   575  		{name: "MULL/reg=R14/", reg: RegR14, inst: MULL, exp: []byte{0x41, 0xf7, 0xe6}},
   576  		{name: "MULL/reg=R15/", reg: RegR15, inst: MULL, exp: []byte{0x41, 0xf7, 0xe7}},
   577  		{name: "MULQ/reg=AX/", reg: RegAX, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe0}},
   578  		{name: "MULQ/reg=BX/", reg: RegBX, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe3}},
   579  		{name: "MULQ/reg=SP/", reg: RegSP, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe4}},
   580  		{name: "MULQ/reg=BP/", reg: RegBP, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe5}},
   581  		{name: "MULQ/reg=SI/", reg: RegSI, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe6}},
   582  		{name: "MULQ/reg=DI/", reg: RegDI, inst: MULQ, exp: []byte{0x48, 0xf7, 0xe7}},
   583  		{name: "MULQ/reg=R8/", reg: RegR8, inst: MULQ, exp: []byte{0x49, 0xf7, 0xe0}},
   584  		{name: "MULQ/reg=R9/", reg: RegR9, inst: MULQ, exp: []byte{0x49, 0xf7, 0xe1}},
   585  		{name: "MULQ/reg=R13/", reg: RegR13, inst: MULQ, exp: []byte{0x49, 0xf7, 0xe5}},
   586  		{name: "MULQ/reg=R14/", reg: RegR14, inst: MULQ, exp: []byte{0x49, 0xf7, 0xe6}},
   587  		{name: "MULQ/reg=R15/", reg: RegR15, inst: MULQ, exp: []byte{0x49, 0xf7, 0xe7}},
   588  	}
   589  
   590  	code := asm.CodeSegment{}
   591  	defer func() { require.NoError(t, code.Unmap()) }()
   592  
   593  	for _, tc := range tests {
   594  		a := NewAssembler()
   595  		buf := code.NextCodeSection()
   596  		err := a.encodeRegisterToNone(buf, &nodeImpl{
   597  			instruction: tc.inst,
   598  			types:       operandTypesRegisterToNone, srcReg: tc.reg,
   599  		})
   600  		require.NoError(t, err, tc.name)
   601  		require.Equal(t, tc.exp, buf.Bytes(), tc.name)
   602  	}
   603  }
   604  
   605  func TestAssemblerImpl_EncodeRegisterToRegister(t *testing.T) {
   606  	t.Run("error", func(t *testing.T) {
   607  		tests := []struct {
   608  			n      *nodeImpl
   609  			expErr string
   610  		}{
   611  			{
   612  				n:      &nodeImpl{instruction: JMP, types: operandTypesRegisterToRegister, srcReg: RegAX, dstReg: RegAX},
   613  				expErr: "JMP is unsupported for RegisterToRegister type",
   614  			},
   615  		}
   616  
   617  		for _, tc := range tests {
   618  			t.Run(tc.expErr, func(t *testing.T) {
   619  				code := asm.CodeSegment{}
   620  				defer func() { require.NoError(t, code.Unmap()) }()
   621  
   622  				a := NewAssembler()
   623  				buf := code.NextCodeSection()
   624  				err := a.encodeRegisterToRegister(buf, tc.n)
   625  				require.EqualError(t, err, tc.expErr)
   626  			})
   627  		}
   628  	})
   629  
   630  	tests := []struct {
   631  		name string
   632  		n    *nodeImpl
   633  		exp  []byte
   634  	}{
   635  		{name: "MOVDQU", n: &nodeImpl{instruction: MOVDQU, srcReg: RegX3, dstReg: RegX10}, exp: []byte{0xf3, 0x44, 0xf, 0x6f, 0xd3}},
   636  		{name: "MOVDQU", n: &nodeImpl{instruction: MOVDQU, srcReg: RegX10, dstReg: RegX3}, exp: []byte{0xf3, 0x41, 0xf, 0x6f, 0xda}},
   637  		{name: "MOVDQU", n: &nodeImpl{instruction: MOVDQU, srcReg: RegX10, dstReg: RegX15}, exp: []byte{0xf3, 0x45, 0xf, 0x6f, 0xfa}},
   638  		{name: "MOVDQA", n: &nodeImpl{instruction: MOVDQA, srcReg: RegX3, dstReg: RegX10}, exp: []byte{0x66, 0x44, 0xf, 0x6f, 0xd3}},
   639  		{name: "MOVDQA", n: &nodeImpl{instruction: MOVDQA, srcReg: RegX10, dstReg: RegX3}, exp: []byte{0x66, 0x41, 0xf, 0x6f, 0xda}},
   640  		{name: "MOVDQA", n: &nodeImpl{instruction: MOVDQA, srcReg: RegX10, dstReg: RegX15}, exp: []byte{0x66, 0x45, 0xf, 0x6f, 0xfa}},
   641  		{name: "PACKSSWB", n: &nodeImpl{instruction: PACKSSWB, srcReg: RegX10, dstReg: RegX15}, exp: []byte{0x66, 0x45, 0xf, 0x63, 0xfa}},
   642  		{name: "pmovmskb r15d, xmm10", n: &nodeImpl{instruction: PMOVMSKB, srcReg: RegX10, dstReg: RegR15}, exp: []byte{0x66, 0x45, 0xf, 0xd7, 0xfa}},
   643  		{name: "movmskps eax, xmm10", n: &nodeImpl{instruction: MOVMSKPS, srcReg: RegX10, dstReg: RegAX}, exp: []byte{0x41, 0xf, 0x50, 0xc2}},
   644  		{name: "movmskps r13d, xmm1", n: &nodeImpl{instruction: MOVMSKPS, srcReg: RegX1, dstReg: RegR13}, exp: []byte{0x44, 0xf, 0x50, 0xe9}},
   645  		{name: "movmskpd eax, xmm10", n: &nodeImpl{instruction: MOVMSKPD, srcReg: RegX10, dstReg: RegAX}, exp: []byte{0x66, 0x41, 0xf, 0x50, 0xc2}},
   646  		{name: "movmskpd r15d, xmm1", n: &nodeImpl{instruction: MOVMSKPD, srcReg: RegX1, dstReg: RegR15}, exp: []byte{0x66, 0x44, 0xf, 0x50, 0xf9}},
   647  		{name: "pand xmm15, xmm1", n: &nodeImpl{instruction: PAND, srcReg: RegX1, dstReg: RegX15}, exp: []byte{0x66, 0x44, 0xf, 0xdb, 0xf9}},
   648  		{name: "por xmm1, xmm15", n: &nodeImpl{instruction: POR, srcReg: RegX15, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xeb, 0xcf}},
   649  		{name: "pandn xmm13, xmm15", n: &nodeImpl{instruction: PANDN, srcReg: RegX15, dstReg: RegX13}, exp: []byte{0x66, 0x45, 0xf, 0xdf, 0xef}},
   650  		{name: "psrad xmm13, xmm15", n: &nodeImpl{instruction: PSRAD, srcReg: RegX15, dstReg: RegX13}, exp: []byte{0x66, 0x45, 0xf, 0xe2, 0xef}},
   651  		{name: "psraw xmm1, xmm1", n: &nodeImpl{instruction: PSRAW, srcReg: RegX1, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0xe1, 0xc9}},
   652  		{name: "psrlq xmm14, xmm14", n: &nodeImpl{instruction: PSRLQ, srcReg: RegX14, dstReg: RegX14}, exp: []byte{0x66, 0x45, 0xf, 0xd3, 0xf6}},
   653  		{name: "psrld xmm3, xmm3", n: &nodeImpl{instruction: PSRLD, srcReg: RegX3, dstReg: RegX3}, exp: []byte{0x66, 0xf, 0xd2, 0xdb}},
   654  		{name: "psrlw xmm15, xmm1", n: &nodeImpl{instruction: PSRLW, srcReg: RegX1, dstReg: RegX15}, exp: []byte{0x66, 0x44, 0xf, 0xd1, 0xf9}},
   655  		{name: "psllw xmm1, xmm15", n: &nodeImpl{instruction: PSLLW, srcReg: RegX15, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xf1, 0xcf}},
   656  		{name: "punpcklbw xmm1, xmm15", n: &nodeImpl{instruction: PUNPCKLBW, srcReg: RegX15, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x60, 0xcf}},
   657  		{name: "punpckhbw xmm11, xmm1", n: &nodeImpl{instruction: PUNPCKHBW, srcReg: RegX1, dstReg: RegX11}, exp: []byte{0x66, 0x44, 0xf, 0x68, 0xd9}},
   658  		{name: "pslld xmm11, xmm1", n: &nodeImpl{instruction: PSLLD, srcReg: RegX1, dstReg: RegX11}, exp: []byte{0x66, 0x44, 0xf, 0xf2, 0xd9}},
   659  		{name: "psllq xmm11, xmm15", n: &nodeImpl{instruction: PSLLQ, srcReg: RegX15, dstReg: RegX11}, exp: []byte{0x66, 0x45, 0xf, 0xf3, 0xdf}},
   660  		{
   661  			name: "cmpeqps xmm11, xmm15", n: &nodeImpl{instruction: CMPPS, srcReg: RegX15, dstReg: RegX11, arg: 0}, // CMPPS with arg=0 == Pseudo-Op CMPEQPS.
   662  			exp: []byte{0x45, 0xf, 0xc2, 0xdf, 0x0},
   663  		},
   664  		{
   665  			name: "cmpordps xmm1, xmm5", n: &nodeImpl{instruction: CMPPS, srcReg: RegX5, dstReg: RegX1, arg: 7}, // CMPPS with arg=7 == Pseudo-Op CMPORDPS.
   666  			exp: []byte{0xf, 0xc2, 0xcd, 0x7},
   667  		},
   668  		{name: "cmplepd xmm11, xmm15", n: &nodeImpl{instruction: CMPPD, srcReg: RegX15, dstReg: RegX11, arg: 2}, // CMPPD with arg=2 == Pseudo-Op CMPLEPD.
   669  			exp: []byte{0x66, 0x45, 0xf, 0xc2, 0xdf, 0x2}},
   670  		{
   671  			name: "cmpneqpd xmm1, xmm5", n: &nodeImpl{instruction: CMPPD, srcReg: RegX5, dstReg: RegX1, arg: 4}, // CMPPD with arg=4 == Pseudo-Op CMPNEQPD.
   672  			exp: []byte{0x66, 0xf, 0xc2, 0xcd, 0x4},
   673  		},
   674  		{name: "pcmpgtq xmm10, xmm3", n: &nodeImpl{instruction: PCMPGTQ, srcReg: RegX3, dstReg: RegX10}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x37, 0xd3}},
   675  		{name: "pcmpgtd xmm10, xmm3", n: &nodeImpl{instruction: PCMPGTD, srcReg: RegX3, dstReg: RegX10}, exp: []byte{0x66, 0x44, 0xf, 0x66, 0xd3}},
   676  		{name: "pminsd xmm10, xmm3", n: &nodeImpl{instruction: PMINSD, srcReg: RegX3, dstReg: RegX10}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x39, 0xd3}},
   677  		{name: "pmaxsd xmm1, xmm12", n: &nodeImpl{instruction: PMAXSD, srcReg: RegX12, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x3d, 0xcc}},
   678  		{name: "pmaxsw xmm1, xmm12", n: &nodeImpl{instruction: PMAXSW, srcReg: RegX12, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xee, 0xcc}},
   679  		{name: "pminsw xmm1, xmm12", n: &nodeImpl{instruction: PMINSW, srcReg: RegX12, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xea, 0xcc}},
   680  		{name: "pcmpgtb xmm1, xmm12", n: &nodeImpl{instruction: PCMPGTB, srcReg: RegX12, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x64, 0xcc}},
   681  		{name: "pminsb xmm1, xmm12", n: &nodeImpl{instruction: PMINSB, srcReg: RegX12, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x38, 0xcc}},
   682  		{name: "pmaxsb xmm1, xmm2", n: &nodeImpl{instruction: PMAXSB, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x38, 0x3c, 0xca}},
   683  		{name: "pminud xmm1, xmm2", n: &nodeImpl{instruction: PMINUD, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x38, 0x3b, 0xca}},
   684  		{name: "pminuw xmm1, xmm2", n: &nodeImpl{instruction: PMINUW, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x38, 0x3a, 0xca}},
   685  		{name: "pminub xmm1, xmm2", n: &nodeImpl{instruction: PMINUB, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0xda, 0xca}},
   686  		{name: "pmaxud xmm1, xmm2", n: &nodeImpl{instruction: PMAXUD, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x38, 0x3f, 0xca}},
   687  		{name: "pmaxuw xmm1, xmm2", n: &nodeImpl{instruction: PMAXUW, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x38, 0x3e, 0xca}},
   688  		{name: "pmaxub xmm1, xmm2", n: &nodeImpl{instruction: PMAXUB, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0xde, 0xca}},
   689  		{name: "pcmpgtw xmm1, xmm2", n: &nodeImpl{instruction: PCMPGTW, srcReg: RegX2, dstReg: RegX1}, exp: []byte{0x66, 0xf, 0x65, 0xca}},
   690  		{name: "pmullw xmm13, xmm1", n: &nodeImpl{instruction: PMULLW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xd5, 0xe9}},
   691  		{name: "pmulld xmm1, xmm11", n: &nodeImpl{instruction: PMULLD, srcReg: RegX11, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x40, 0xcb}},
   692  		{name: "pmuludq xmm13, xmm1", n: &nodeImpl{instruction: PMULUDQ, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xf4, 0xe9}},
   693  		{name: "psubsb xmm13, xmm1", n: &nodeImpl{instruction: PSUBSB, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xe8, 0xe9}},
   694  		{name: "psubsw xmm13, xmm1", n: &nodeImpl{instruction: PSUBSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xe9, 0xe9}},
   695  		{name: "psubusb xmm13, xmm1", n: &nodeImpl{instruction: PSUBUSB, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xd8, 0xe9}},
   696  		{name: "psubusw xmm13, xmm1", n: &nodeImpl{instruction: PSUBUSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xd9, 0xe9}},
   697  		{name: "paddsw xmm13, xmm1", n: &nodeImpl{instruction: PADDSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xed, 0xe9}},
   698  		{name: "paddsb xmm13, xmm1", n: &nodeImpl{instruction: PADDSB, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xec, 0xe9}},
   699  		{name: "paddusw xmm13, xmm1", n: &nodeImpl{instruction: PADDUSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xdd, 0xe9}},
   700  		{name: "pavgb xmm13, xmm1", n: &nodeImpl{instruction: PAVGB, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xe0, 0xe9}},
   701  		{name: "pavgw xmm13, xmm1", n: &nodeImpl{instruction: PAVGW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xe3, 0xe9}},
   702  		{name: "pabsb xmm13, xmm1", n: &nodeImpl{instruction: PABSB, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x1c, 0xe9}},
   703  		{name: "pabsw xmm13, xmm1", n: &nodeImpl{instruction: PABSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x1d, 0xe9}},
   704  		{name: "pabsd xmm13, xmm1", n: &nodeImpl{instruction: PABSD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x1e, 0xe9}},
   705  		{name: "blendvpd xmm13, xmm1", n: &nodeImpl{instruction: BLENDVPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x15, 0xe9}},
   706  		{name: "maxpd xmm13, xmm1", n: &nodeImpl{instruction: MAXPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x5f, 0xe9}},
   707  		{name: "maxps xmm13, xmm1", n: &nodeImpl{instruction: MAXPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x5f, 0xe9}},
   708  		{name: "minpd xmm13, xmm1", n: &nodeImpl{instruction: MINPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x5d, 0xe9}},
   709  		{name: "minps xmm13, xmm1", n: &nodeImpl{instruction: MINPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x5d, 0xe9}},
   710  		{name: "andnpd xmm13, xmm1", n: &nodeImpl{instruction: ANDNPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x55, 0xe9}},
   711  		{name: "andnps xmm13, xmm1", n: &nodeImpl{instruction: ANDNPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x55, 0xe9}},
   712  		{name: "mulps xmm13, xmm1", n: &nodeImpl{instruction: MULPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x59, 0xe9}},
   713  		{name: "mulpd xmm13, xmm1", n: &nodeImpl{instruction: MULPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x59, 0xe9}},
   714  		{name: "divps xmm13, xmm1", n: &nodeImpl{instruction: DIVPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x5e, 0xe9}},
   715  		{name: "divpd xmm13, xmm1", n: &nodeImpl{instruction: DIVPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x5e, 0xe9}},
   716  		{name: "sqrtps xmm13, xmm1", n: &nodeImpl{instruction: SQRTPS, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x44, 0xf, 0x51, 0xe9}},
   717  		{name: "sqrtpd xmm13, xmm1", n: &nodeImpl{instruction: SQRTPD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x51, 0xe9}},
   718  		{name: "roundps xmm13, xmm1, 0", n: &nodeImpl{instruction: ROUNDPS, srcReg: RegX1, dstReg: RegX13, arg: 0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x8, 0xe9, 0x0}},
   719  		{name: "roundps xmm13, xmm1, 1", n: &nodeImpl{instruction: ROUNDPS, srcReg: RegX1, dstReg: RegX13, arg: 1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x8, 0xe9, 0x1}},
   720  		{name: "roundps xmm13, xmm1, 3", n: &nodeImpl{instruction: ROUNDPS, srcReg: RegX1, dstReg: RegX13, arg: 3}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x8, 0xe9, 0x3}},
   721  		{name: "roundpd xmm13, xmm1, 0", n: &nodeImpl{instruction: ROUNDPD, srcReg: RegX1, dstReg: RegX13, arg: 0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x9, 0xe9, 0x0}},
   722  		{name: "roundpd xmm13, xmm1, 1", n: &nodeImpl{instruction: ROUNDPD, srcReg: RegX1, dstReg: RegX13, arg: 1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x9, 0xe9, 0x1}},
   723  		{name: "roundpd xmm13, xmm1, 3", n: &nodeImpl{instruction: ROUNDPD, srcReg: RegX1, dstReg: RegX13, arg: 3}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x9, 0xe9, 0x3}},
   724  		{name: "palignr xmm13, xmm1, 3", n: &nodeImpl{instruction: PALIGNR, srcReg: RegX1, dstReg: RegX13, arg: 3}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xf, 0xe9, 0x3}},
   725  		{name: "punpcklwd xmm13, xmm1", n: &nodeImpl{instruction: PUNPCKLWD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x61, 0xe9}},
   726  		{name: "punpckhwd xmm13, xmm1", n: &nodeImpl{instruction: PUNPCKHWD, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x69, 0xe9}},
   727  		{name: "pmulhuw xmm13, xmm1", n: &nodeImpl{instruction: PMULHUW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0xe4, 0xe9}},
   728  		{name: "pmuldq xmm13, xmm1", n: &nodeImpl{instruction: PMULDQ, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x28, 0xe9}},
   729  		{name: "pmulhrsw xmm13, xmm1", n: &nodeImpl{instruction: PMULHRSW, srcReg: RegX1, dstReg: RegX13}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0xb, 0xe9}},
   730  		{name: "pmovsxbw xmm5, xmm10", n: &nodeImpl{instruction: PMOVSXBW, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x20, 0xea}},
   731  		{name: "pmovsxwd xmm5, xmm10", n: &nodeImpl{instruction: PMOVSXWD, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x23, 0xea}},
   732  		{name: "pmovsxdq xmm5, xmm10", n: &nodeImpl{instruction: PMOVSXDQ, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x25, 0xea}},
   733  		{name: "pmovzxbw xmm5, xmm10", n: &nodeImpl{instruction: PMOVZXBW, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x30, 0xea}},
   734  		{name: "pmovzxwd xmm5, xmm10", n: &nodeImpl{instruction: PMOVZXWD, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x33, 0xea}},
   735  		{name: "pmovzxdq xmm5, xmm10", n: &nodeImpl{instruction: PMOVZXDQ, srcReg: RegX10, dstReg: RegX5}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x35, 0xea}},
   736  		{name: "pmulhw xmm2, xmm1", n: &nodeImpl{instruction: PMULHW, srcReg: RegX1, dstReg: RegX2}, exp: []byte{0x66, 0xf, 0xe5, 0xd1}},
   737  		{name: "cmpltps xmm1, xmm14", n: &nodeImpl{instruction: CMPEQPS, srcReg: RegX14, dstReg: RegX1, arg: 1}, exp: []byte{0x41, 0xf, 0xc2, 0xce, 0x1}},
   738  		{name: "cmpunordpd xmm1, xmm14", n: &nodeImpl{instruction: CMPEQPD, srcReg: RegX14, dstReg: RegX1, arg: 3}, exp: []byte{0x66, 0x41, 0xf, 0xc2, 0xce, 0x3}},
   739  		{name: "cvttps2dq xmm1, xmm14", n: &nodeImpl{instruction: CVTTPS2DQ, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0xf3, 0x41, 0xf, 0x5b, 0xce}},
   740  		{name: "cvtdq2ps xmm1, xmm14", n: &nodeImpl{instruction: CVTDQ2PS, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x41, 0xf, 0x5b, 0xce}},
   741  		{name: "movupd xmm1, xmm14", n: &nodeImpl{instruction: MOVUPD, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x10, 0xce}},
   742  		{name: "shufps xmm1, xmm14, 5", n: &nodeImpl{instruction: SHUFPS, srcReg: RegX14, dstReg: RegX1, arg: 5}, exp: []byte{0x41, 0xf, 0xc6, 0xce, 0x5}},
   743  		{name: "pmaddwd xmm1, xmm14", n: &nodeImpl{instruction: PMADDWD, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xf5, 0xce}},
   744  		{name: "cvtdq2pd xmm1, xmm14", n: &nodeImpl{instruction: CVTDQ2PD, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0xf3, 0x41, 0xf, 0xe6, 0xce}},
   745  		{name: "unpcklps xmm1, xmm14", n: &nodeImpl{instruction: UNPCKLPS, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x41, 0xf, 0x14, 0xce}},
   746  		{name: "packuswb xmm1, xmm14", n: &nodeImpl{instruction: PACKUSWB, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x67, 0xce}},
   747  		{name: "packssdw xmm1, xmm14", n: &nodeImpl{instruction: PACKSSDW, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x6b, 0xce}},
   748  		{name: "packusdw xmm1, xmm14", n: &nodeImpl{instruction: PACKUSDW, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x2b, 0xce}},
   749  		{name: "cvtps2pd xmm1, xmm14", n: &nodeImpl{instruction: CVTPS2PD, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x41, 0xf, 0x5a, 0xce}},
   750  		{name: "cvtpd2ps xmm1, xmm14", n: &nodeImpl{instruction: CVTPD2PS, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x5a, 0xce}},
   751  		{name: "pmaddubsw xmm1, xmm14", n: &nodeImpl{instruction: PMADDUBSW, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x4, 0xce}},
   752  		{name: "cvttpd2dq xmm1, xmm14", n: &nodeImpl{instruction: CVTTPD2DQ, srcReg: RegX14, dstReg: RegX1}, exp: []byte{0x66, 0x41, 0xf, 0xe6, 0xce}},
   753  		{name: "PADDB/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PADDB, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xfc, 0xc0}},
   754  		{name: "PADDB/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PADDB, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xfc, 0xc0}},
   755  		{name: "PADDB/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PADDB, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xfc, 0xc0}},
   756  		{name: "PADDB/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PADDB, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xfc, 0xc0}},
   757  		{name: "PADDW/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PADDW, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xfd, 0xc0}},
   758  		{name: "PADDW/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PADDW, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xfd, 0xc0}},
   759  		{name: "PADDW/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PADDW, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xfd, 0xc0}},
   760  		{name: "PADDW/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PADDW, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xfd, 0xc0}},
   761  		{name: "PADDD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PADDD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xfe, 0xc0}},
   762  		{name: "PADDD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PADDD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xfe, 0xc0}},
   763  		{name: "PADDD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PADDD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xfe, 0xc0}},
   764  		{name: "PADDD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PADDD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xfe, 0xc0}},
   765  		{name: "PADDQ/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PADDQ, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xd4, 0xc0}},
   766  		{name: "PADDQ/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PADDQ, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xd4, 0xc0}},
   767  		{name: "PADDQ/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PADDQ, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xd4, 0xc0}},
   768  		{name: "PADDQ/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PADDQ, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xd4, 0xc0}},
   769  		{name: "ADDPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ADDPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x58, 0xc0}},
   770  		{name: "ADDPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ADDPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x58, 0xc0}},
   771  		{name: "ADDPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ADDPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x58, 0xc0}},
   772  		{name: "ADDPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ADDPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x58, 0xc0}},
   773  		{name: "ADDPD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ADDPD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x58, 0xc0}},
   774  		{name: "ADDPD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ADDPD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x58, 0xc0}},
   775  		{name: "ADDPD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ADDPD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x58, 0xc0}},
   776  		{name: "ADDPD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ADDPD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x58, 0xc0}},
   777  		{name: "PSUBB/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBB, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xf8, 0xc0}},
   778  		{name: "PSUBB/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBB, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xf8, 0xc0}},
   779  		{name: "PSUBB/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBB, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xf8, 0xc0}},
   780  		{name: "PSUBB/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBB, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xf8, 0xc0}},
   781  		{name: "PSUBW/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBW, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xf9, 0xc0}},
   782  		{name: "PSUBW/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBW, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xf9, 0xc0}},
   783  		{name: "PSUBW/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBW, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xf9, 0xc0}},
   784  		{name: "PSUBW/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBW, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xf9, 0xc0}},
   785  		{name: "PSUBL/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xfa, 0xc0}},
   786  		{name: "PSUBL/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xfa, 0xc0}},
   787  		{name: "PSUBL/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xfa, 0xc0}},
   788  		{name: "PSUBL/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xfa, 0xc0}},
   789  		{name: "PSUBQ/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBQ, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xfb, 0xc0}},
   790  		{name: "PSUBQ/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBQ, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xfb, 0xc0}},
   791  		{name: "PSUBQ/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSUBQ, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xfb, 0xc0}},
   792  		{name: "PSUBQ/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSUBQ, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xfb, 0xc0}},
   793  		{name: "SUBPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SUBPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x5c, 0xc0}},
   794  		{name: "SUBPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SUBPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x5c, 0xc0}},
   795  		{name: "SUBPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SUBPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x5c, 0xc0}},
   796  		{name: "SUBPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SUBPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x5c, 0xc0}},
   797  		{name: "SUBPD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SUBPD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x5c, 0xc0}},
   798  		{name: "SUBPD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SUBPD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x5c, 0xc0}},
   799  		{name: "SUBPD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SUBPD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x5c, 0xc0}},
   800  		{name: "SUBPD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SUBPD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x5c, 0xc0}},
   801  		{name: "PINSRQ/src=AX/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRQ, srcReg: RegAX, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x48, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   802  		{name: "PINSRQ/src=AX/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRQ, srcReg: RegAX, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x4c, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   803  		{name: "PINSRQ/src=R8/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRQ, srcReg: RegR8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x49, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   804  		{name: "PINSRQ/src=R8/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRQ, srcReg: RegR8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x4d, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   805  		{name: "PINSRQ/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRQ, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x48, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   806  		{name: "PINSRQ/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRQ, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x4c, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   807  		{name: "PINSRQ/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRQ, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x49, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   808  		{name: "PINSRQ/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRQ, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x4d, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   809  		{name: "PINSRD/src=AX/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRD, srcReg: RegAX, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   810  		{name: "PINSRD/src=AX/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRD, srcReg: RegAX, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   811  		{name: "PINSRD/src=R8/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRD, srcReg: RegR8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   812  		{name: "PINSRD/src=R8/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRD, srcReg: RegR8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x22, 0xc0, 0x1}},
   813  		{name: "PINSRD/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRD, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   814  		{name: "PINSRD/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRD, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   815  		{name: "PINSRD/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRD, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   816  		{name: "PINSRD/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRD, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x22, 0xc0, 0x0}},
   817  		{name: "PINSRW/src=AX/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRW, srcReg: RegAX, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0xc4, 0xc0, 0x1}},
   818  		{name: "PINSRW/src=AX/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRW, srcReg: RegAX, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0xc4, 0xc0, 0x1}},
   819  		{name: "PINSRW/src=R8/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRW, srcReg: RegR8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0xc4, 0xc0, 0x1}},
   820  		{name: "PINSRW/src=R8/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRW, srcReg: RegR8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0xc4, 0xc0, 0x1}},
   821  		{name: "PINSRW/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRW, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xc4, 0xc0, 0x0}},
   822  		{name: "PINSRW/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRW, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xc4, 0xc0, 0x0}},
   823  		{name: "PINSRW/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRW, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xc4, 0xc0, 0x0}},
   824  		{name: "PINSRW/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRW, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xc4, 0xc0, 0x0}},
   825  		{name: "PINSRB/src=AX/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRB, srcReg: RegAX, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0x20, 0xc0, 0x1}},
   826  		{name: "PINSRB/src=AX/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRB, srcReg: RegAX, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x20, 0xc0, 0x1}},
   827  		{name: "PINSRB/src=R8/dst=X0/arg=1", n: &nodeImpl{instruction: PINSRB, srcReg: RegR8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x20, 0xc0, 0x1}},
   828  		{name: "PINSRB/src=R8/dst=X8/arg=1", n: &nodeImpl{instruction: PINSRB, srcReg: RegR8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x20, 0xc0, 0x1}},
   829  		{name: "PINSRB/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRB, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0x20, 0xc0, 0x0}},
   830  		{name: "PINSRB/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRB, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x20, 0xc0, 0x0}},
   831  		{name: "PINSRB/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: PINSRB, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x20, 0xc0, 0x0}},
   832  		{name: "PINSRB/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: PINSRB, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x20, 0xc0, 0x0}},
   833  		{name: "ADDL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ADDL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x1, 0xc0}},
   834  		{name: "ADDL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ADDL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x1, 0xc0}},
   835  		{name: "ADDL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ADDL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x1, 0xc0}},
   836  		{name: "ADDL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ADDL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x1, 0xc0}},
   837  		{name: "ADDQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ADDQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x1, 0xc0}},
   838  		{name: "ADDQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ADDQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x1, 0xc0}},
   839  		{name: "ADDQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ADDQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x1, 0xc0}},
   840  		{name: "ADDQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ADDQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x1, 0xc0}},
   841  		{name: "ADDSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ADDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x58, 0xc0}},
   842  		{name: "ADDSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ADDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x58, 0xc0}},
   843  		{name: "ADDSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ADDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x58, 0xc0}},
   844  		{name: "ADDSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ADDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x58, 0xc0}},
   845  		{name: "ADDSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ADDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x58, 0xc0}},
   846  		{name: "ADDSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ADDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x58, 0xc0}},
   847  		{name: "ADDSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ADDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x58, 0xc0}},
   848  		{name: "ADDSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ADDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x58, 0xc0}},
   849  		{name: "ANDL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ANDL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x21, 0xc0}},
   850  		{name: "ANDL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ANDL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x21, 0xc0}},
   851  		{name: "ANDL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ANDL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x21, 0xc0}},
   852  		{name: "ANDL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ANDL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x21, 0xc0}},
   853  		{name: "ANDPD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ANDPD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x54, 0xc0}},
   854  		{name: "ANDPD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ANDPD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x54, 0xc0}},
   855  		{name: "ANDPD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ANDPD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x54, 0xc0}},
   856  		{name: "ANDPD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ANDPD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x54, 0xc0}},
   857  		{name: "ANDPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ANDPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x54, 0xc0}},
   858  		{name: "ANDPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ANDPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x54, 0xc0}},
   859  		{name: "ANDPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ANDPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x54, 0xc0}},
   860  		{name: "ANDPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ANDPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x54, 0xc0}},
   861  		{name: "ANDQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ANDQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x21, 0xc0}},
   862  		{name: "ANDQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ANDQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x21, 0xc0}},
   863  		{name: "ANDQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ANDQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x21, 0xc0}},
   864  		{name: "ANDQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ANDQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x21, 0xc0}},
   865  		{name: "BSRL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: BSRL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf, 0xbd, 0xc0}},
   866  		{name: "BSRL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: BSRL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0xf, 0xbd, 0xc0}},
   867  		{name: "BSRL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: BSRL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0xf, 0xbd, 0xc0}},
   868  		{name: "BSRL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: BSRL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0xf, 0xbd, 0xc0}},
   869  		{name: "BSRQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: BSRQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xf, 0xbd, 0xc0}},
   870  		{name: "BSRQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: BSRQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0xf, 0xbd, 0xc0}},
   871  		{name: "BSRQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: BSRQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0xf, 0xbd, 0xc0}},
   872  		{name: "BSRQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: BSRQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0xf, 0xbd, 0xc0}},
   873  		{name: "CMOVQCS/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: CMOVQCS, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xf, 0x42, 0xc0}},
   874  		{name: "CMOVQCS/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: CMOVQCS, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0xf, 0x42, 0xc0}},
   875  		{name: "CMOVQCS/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: CMOVQCS, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0xf, 0x42, 0xc0}},
   876  		{name: "CMOVQCS/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: CMOVQCS, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0xf, 0x42, 0xc0}},
   877  		{name: "CMPL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: CMPL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x39, 0xc0}},
   878  		{name: "CMPL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: CMPL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0x39, 0xc0}},
   879  		{name: "CMPL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: CMPL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0x39, 0xc0}},
   880  		{name: "CMPL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: CMPL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x39, 0xc0}},
   881  		{name: "CMPQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: CMPQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x39, 0xc0}},
   882  		{name: "CMPQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: CMPQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0x39, 0xc0}},
   883  		{name: "CMPQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: CMPQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0x39, 0xc0}},
   884  		{name: "CMPQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: CMPQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x39, 0xc0}},
   885  		{name: "COMISD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: COMISD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x2f, 0xc0}},
   886  		{name: "COMISD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: COMISD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x2f, 0xc0}},
   887  		{name: "COMISD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: COMISD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x2f, 0xc0}},
   888  		{name: "COMISD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: COMISD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x2f, 0xc0}},
   889  		{name: "COMISS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: COMISS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x2f, 0xc0}},
   890  		{name: "COMISS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: COMISS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x2f, 0xc0}},
   891  		{name: "COMISS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: COMISS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x2f, 0xc0}},
   892  		{name: "COMISS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: COMISS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x2f, 0xc0}},
   893  		{name: "CVTSD2SS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSD2SS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x5a, 0xc0}},
   894  		{name: "CVTSD2SS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSD2SS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x5a, 0xc0}},
   895  		{name: "CVTSD2SS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSD2SS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x5a, 0xc0}},
   896  		{name: "CVTSD2SS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSD2SS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x5a, 0xc0}},
   897  		{name: "CVTSL2SD/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSL2SD, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x2a, 0xc0}},
   898  		{name: "CVTSL2SD/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSL2SD, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x2a, 0xc0}},
   899  		{name: "CVTSL2SD/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSL2SD, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x2a, 0xc0}},
   900  		{name: "CVTSL2SD/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSL2SD, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x2a, 0xc0}},
   901  		{name: "CVTSL2SS/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSL2SS, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x2a, 0xc0}},
   902  		{name: "CVTSL2SS/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSL2SS, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x2a, 0xc0}},
   903  		{name: "CVTSL2SS/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSL2SS, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x2a, 0xc0}},
   904  		{name: "CVTSL2SS/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSL2SS, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x2a, 0xc0}},
   905  		{name: "CVTSQ2SD/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSQ2SD, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x48, 0xf, 0x2a, 0xc0}},
   906  		{name: "CVTSQ2SD/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSQ2SD, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x4c, 0xf, 0x2a, 0xc0}},
   907  		{name: "CVTSQ2SD/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSQ2SD, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x49, 0xf, 0x2a, 0xc0}},
   908  		{name: "CVTSQ2SD/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSQ2SD, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x4d, 0xf, 0x2a, 0xc0}},
   909  		{name: "CVTSQ2SS/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSQ2SS, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x48, 0xf, 0x2a, 0xc0}},
   910  		{name: "CVTSQ2SS/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSQ2SS, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x4c, 0xf, 0x2a, 0xc0}},
   911  		{name: "CVTSQ2SS/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSQ2SS, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x49, 0xf, 0x2a, 0xc0}},
   912  		{name: "CVTSQ2SS/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSQ2SS, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x4d, 0xf, 0x2a, 0xc0}},
   913  		{name: "CVTSS2SD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSS2SD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5a, 0xc0}},
   914  		{name: "CVTSS2SD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSS2SD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5a, 0xc0}},
   915  		{name: "CVTSS2SD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: CVTSS2SD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5a, 0xc0}},
   916  		{name: "CVTSS2SD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: CVTSS2SD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5a, 0xc0}},
   917  		{name: "CVTTSD2SL/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSD2SL, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x2c, 0xc0}},
   918  		{name: "CVTTSD2SL/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSD2SL, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x2c, 0xc0}},
   919  		{name: "CVTTSD2SL/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSD2SL, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x2c, 0xc0}},
   920  		{name: "CVTTSD2SL/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSD2SL, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x2c, 0xc0}},
   921  		{name: "CVTTSD2SQ/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSD2SQ, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf2, 0x48, 0xf, 0x2c, 0xc0}},
   922  		{name: "CVTTSD2SQ/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSD2SQ, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf2, 0x4c, 0xf, 0x2c, 0xc0}},
   923  		{name: "CVTTSD2SQ/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSD2SQ, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf2, 0x49, 0xf, 0x2c, 0xc0}},
   924  		{name: "CVTTSD2SQ/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSD2SQ, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf2, 0x4d, 0xf, 0x2c, 0xc0}},
   925  		{name: "CVTTSS2SL/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSS2SL, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x2c, 0xc0}},
   926  		{name: "CVTTSS2SL/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSS2SL, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x2c, 0xc0}},
   927  		{name: "CVTTSS2SL/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSS2SL, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x2c, 0xc0}},
   928  		{name: "CVTTSS2SL/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSS2SL, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x2c, 0xc0}},
   929  		{name: "CVTTSS2SQ/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSS2SQ, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x48, 0xf, 0x2c, 0xc0}},
   930  		{name: "CVTTSS2SQ/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSS2SQ, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4c, 0xf, 0x2c, 0xc0}},
   931  		{name: "CVTTSS2SQ/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: CVTTSS2SQ, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x49, 0xf, 0x2c, 0xc0}},
   932  		{name: "CVTTSS2SQ/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: CVTTSS2SQ, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4d, 0xf, 0x2c, 0xc0}},
   933  		{name: "DIVSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: DIVSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x5e, 0xc0}},
   934  		{name: "DIVSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: DIVSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x5e, 0xc0}},
   935  		{name: "DIVSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: DIVSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x5e, 0xc0}},
   936  		{name: "DIVSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: DIVSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x5e, 0xc0}},
   937  		{name: "DIVSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: DIVSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5e, 0xc0}},
   938  		{name: "DIVSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: DIVSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5e, 0xc0}},
   939  		{name: "DIVSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: DIVSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5e, 0xc0}},
   940  		{name: "DIVSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: DIVSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5e, 0xc0}},
   941  		{name: "LZCNTL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: LZCNTL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0xf, 0xbd, 0xc0}},
   942  		{name: "LZCNTL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: LZCNTL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0xbd, 0xc0}},
   943  		{name: "LZCNTL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: LZCNTL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0xbd, 0xc0}},
   944  		{name: "LZCNTL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: LZCNTL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0xbd, 0xc0}},
   945  		{name: "LZCNTQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: LZCNTQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x48, 0xf, 0xbd, 0xc0}},
   946  		{name: "LZCNTQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: LZCNTQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4c, 0xf, 0xbd, 0xc0}},
   947  		{name: "LZCNTQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: LZCNTQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x49, 0xf, 0xbd, 0xc0}},
   948  		{name: "LZCNTQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: LZCNTQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4d, 0xf, 0xbd, 0xc0}},
   949  		{name: "MAXSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5f, 0xc0}},
   950  		{name: "MAXSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5f, 0xc0}},
   951  		{name: "MAXSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5f, 0xc0}},
   952  		{name: "MAXSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5f, 0xc0}},
   953  		{name: "MINSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MINSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x5d, 0xc0}},
   954  		{name: "MINSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MINSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x5d, 0xc0}},
   955  		{name: "MINSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MINSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x5d, 0xc0}},
   956  		{name: "MINSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MINSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x5d, 0xc0}},
   957  		{name: "MAXSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5f, 0xc0}},
   958  		{name: "MAXSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5f, 0xc0}},
   959  		{name: "MAXSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5f, 0xc0}},
   960  		{name: "MAXSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MAXSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5f, 0xc0}},
   961  		{name: "MINSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MINSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5d, 0xc0}},
   962  		{name: "MINSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MINSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5d, 0xc0}},
   963  		{name: "MINSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MINSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5d, 0xc0}},
   964  		{name: "MINSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MINSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5d, 0xc0}},
   965  		{name: "MOVBLSX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBLSX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf, 0xbe, 0xc0}},
   966  		{name: "MOVBLSX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBLSX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0xf, 0xbe, 0xc0}},
   967  		{name: "MOVBLSX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBLSX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0xf, 0xbe, 0xc0}},
   968  		{name: "MOVBLSX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBLSX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0xf, 0xbe, 0xc0}},
   969  		{name: "MOVWLZX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWLZX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf, 0xb7, 0xc0}},
   970  		{name: "MOVWLZX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWLZX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0xf, 0xb7, 0xc0}},
   971  		{name: "MOVWLZX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWLZX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0xf, 0xb7, 0xc0}},
   972  		{name: "MOVWLZX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWLZX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0xf, 0xb7, 0xc0}},
   973  		{name: "MOVBLZX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBLZX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf, 0xb6, 0xc0}},
   974  		{name: "MOVBLZX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBLZX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0xf, 0xb6, 0xc0}},
   975  		{name: "MOVBLZX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBLZX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0xf, 0xb6, 0xc0}},
   976  		{name: "MOVBLZX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBLZX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0xf, 0xb6, 0xc0}},
   977  		{name: "MOVBQSX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBQSX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xf, 0xbe, 0xc0}},
   978  		{name: "MOVBQSX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBQSX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0xf, 0xbe, 0xc0}},
   979  		{name: "MOVBQSX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVBQSX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0xf, 0xbe, 0xc0}},
   980  		{name: "MOVBQSX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVBQSX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0xf, 0xbe, 0xc0}},
   981  		{name: "MOVLQSX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVLQSX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x63, 0xc0}},
   982  		{name: "MOVLQSX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVLQSX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0x63, 0xc0}},
   983  		{name: "MOVLQSX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVLQSX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0x63, 0xc0}},
   984  		{name: "MOVLQSX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVLQSX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x63, 0xc0}},
   985  		{name: "MOVL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x89, 0xc0}},
   986  		{name: "MOVL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x89, 0xc0}},
   987  		{name: "MOVL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x89, 0xc0}},
   988  		{name: "MOVL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x89, 0xc0}},
   989  		{name: "MOVL/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x6e, 0xc0}},
   990  		{name: "MOVL/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x6e, 0xc0}},
   991  		{name: "MOVL/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x6e, 0xc0}},
   992  		{name: "MOVL/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x6e, 0xc0}},
   993  		{name: "MOVL/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0xf, 0x7e, 0xc0}},
   994  		{name: "MOVL/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x7e, 0xc0}},
   995  		{name: "MOVL/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x7e, 0xc0}},
   996  		{name: "MOVL/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVL, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x7e, 0xc0}},
   997  		{name: "MOVQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x89, 0xc0}},
   998  		{name: "MOVQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x89, 0xc0}},
   999  		{name: "MOVQ/src=AX/dst=X0/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegAX, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x48, 0xf, 0x6e, 0xc0}},
  1000  		{name: "MOVQ/src=AX/dst=X8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegAX, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x4c, 0xf, 0x6e, 0xc0}},
  1001  		{name: "MOVQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x89, 0xc0}},
  1002  		{name: "MOVQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x89, 0xc0}},
  1003  		{name: "MOVQ/src=R8/dst=X0/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegR8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x49, 0xf, 0x6e, 0xc0}},
  1004  		{name: "MOVQ/src=R8/dst=X8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegR8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x4d, 0xf, 0x6e, 0xc0}},
  1005  		{name: "MOVQ/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0x48, 0xf, 0x7e, 0xc0}},
  1006  		{name: "MOVQ/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x49, 0xf, 0x7e, 0xc0}},
  1007  		{name: "MOVQ/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x7e, 0xc0}},
  1008  		{name: "MOVQ/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x7e, 0xc0}},
  1009  		{name: "MOVQ/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0x4c, 0xf, 0x7e, 0xc0}},
  1010  		{name: "MOVQ/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x4d, 0xf, 0x7e, 0xc0}},
  1011  		{name: "MOVQ/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x7e, 0xc0}},
  1012  		{name: "MOVQ/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MOVQ, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x7e, 0xc0}},
  1013  		{name: "MOVWLSX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWLSX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf, 0xbf, 0xc0}},
  1014  		{name: "MOVWLSX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWLSX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x44, 0xf, 0xbf, 0xc0}},
  1015  		{name: "MOVWLSX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWLSX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x41, 0xf, 0xbf, 0xc0}},
  1016  		{name: "MOVWLSX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWLSX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0xf, 0xbf, 0xc0}},
  1017  		{name: "MOVWQSX/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWQSX, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xf, 0xbf, 0xc0}},
  1018  		{name: "MOVWQSX/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWQSX, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4c, 0xf, 0xbf, 0xc0}},
  1019  		{name: "MOVWQSX/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: MOVWQSX, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x49, 0xf, 0xbf, 0xc0}},
  1020  		{name: "MOVWQSX/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: MOVWQSX, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0xf, 0xbf, 0xc0}},
  1021  		{name: "MULSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MULSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x59, 0xc0}},
  1022  		{name: "MULSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MULSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x59, 0xc0}},
  1023  		{name: "MULSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MULSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x59, 0xc0}},
  1024  		{name: "MULSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MULSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x59, 0xc0}},
  1025  		{name: "MULSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MULSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x59, 0xc0}},
  1026  		{name: "MULSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MULSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x59, 0xc0}},
  1027  		{name: "MULSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MULSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x59, 0xc0}},
  1028  		{name: "MULSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MULSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x59, 0xc0}},
  1029  		{name: "IMULQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: IMULQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0xf, 0xaf, 0xc0}},
  1030  		{name: "IMULQ/src=DX/dst=AX/arg=0", n: &nodeImpl{instruction: IMULQ, srcReg: RegDX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xf, 0xaf, 0xc2}},
  1031  		{name: "IMULQ/src=R10/dst=CX/arg=0", n: &nodeImpl{instruction: IMULQ, srcReg: RegR10, dstReg: RegCX, arg: 0x0}, exp: []byte{0x49, 0xf, 0xaf, 0xca}},
  1032  		{name: "IMULQ/src=CX/dst=DI/arg=0", n: &nodeImpl{instruction: IMULQ, srcReg: RegCX, dstReg: RegDI, arg: 0x0}, exp: []byte{0x48, 0xf, 0xaf, 0xf9}},
  1033  		{name: "ORL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ORL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x9, 0xc0}},
  1034  		{name: "ORL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ORL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x9, 0xc0}},
  1035  		{name: "ORL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ORL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x9, 0xc0}},
  1036  		{name: "ORL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ORL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x9, 0xc0}},
  1037  		{name: "ORPD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ORPD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x56, 0xc0}},
  1038  		{name: "ORPD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ORPD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x56, 0xc0}},
  1039  		{name: "ORPD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ORPD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x56, 0xc0}},
  1040  		{name: "ORPD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ORPD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x56, 0xc0}},
  1041  		{name: "ORPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ORPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x56, 0xc0}},
  1042  		{name: "ORPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ORPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x56, 0xc0}},
  1043  		{name: "ORPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ORPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x56, 0xc0}},
  1044  		{name: "ORPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ORPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x56, 0xc0}},
  1045  		{name: "ORQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: ORQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x9, 0xc0}},
  1046  		{name: "ORQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: ORQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x9, 0xc0}},
  1047  		{name: "ORQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: ORQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x9, 0xc0}},
  1048  		{name: "ORQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: ORQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x9, 0xc0}},
  1049  		{name: "POPCNTL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: POPCNTL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0xf, 0xb8, 0xc0}},
  1050  		{name: "POPCNTL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: POPCNTL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0xb8, 0xc0}},
  1051  		{name: "POPCNTL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: POPCNTL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0xb8, 0xc0}},
  1052  		{name: "POPCNTL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: POPCNTL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0xb8, 0xc0}},
  1053  		{name: "POPCNTQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: POPCNTQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x48, 0xf, 0xb8, 0xc0}},
  1054  		{name: "POPCNTQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: POPCNTQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4c, 0xf, 0xb8, 0xc0}},
  1055  		{name: "POPCNTQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: POPCNTQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x49, 0xf, 0xb8, 0xc0}},
  1056  		{name: "POPCNTQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: POPCNTQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4d, 0xf, 0xb8, 0xc0}},
  1057  		{name: "ROLL/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: ROLL, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xd3, 0xc0}},
  1058  		{name: "ROLL/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: ROLL, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0xd3, 0xc0}},
  1059  		{name: "ROLQ/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: ROLQ, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xd3, 0xc0}},
  1060  		{name: "ROLQ/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: ROLQ, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0xd3, 0xc0}},
  1061  		{name: "RORL/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: RORL, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xd3, 0xc8}},
  1062  		{name: "RORL/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: RORL, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0xd3, 0xc8}},
  1063  		{name: "RORQ/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: RORQ, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xd3, 0xc8}},
  1064  		{name: "RORQ/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: RORQ, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0xd3, 0xc8}},
  1065  		{name: "ROUNDSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0xb, 0xc0, 0x0}},
  1066  		{name: "ROUNDSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xb, 0xc0, 0x0}},
  1067  		{name: "ROUNDSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xb, 0xc0, 0x0}},
  1068  		{name: "ROUNDSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xb, 0xc0, 0x0}},
  1069  		{name: "ROUNDSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0xa, 0xc0, 0x0}},
  1070  		{name: "ROUNDSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xa, 0xc0, 0x0}},
  1071  		{name: "ROUNDSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xa, 0xc0, 0x0}},
  1072  		{name: "ROUNDSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xa, 0xc0, 0x0}},
  1073  		{name: "ROUNDSD/src=X0/dst=X0/arg=1", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0xb, 0xc0, 0x1}},
  1074  		{name: "ROUNDSD/src=X0/dst=X8/arg=1", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xb, 0xc0, 0x1}},
  1075  		{name: "ROUNDSD/src=X8/dst=X0/arg=1", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xb, 0xc0, 0x1}},
  1076  		{name: "ROUNDSD/src=X8/dst=X8/arg=1", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xb, 0xc0, 0x1}},
  1077  		{name: "ROUNDSS/src=X0/dst=X0/arg=1", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0xa, 0xc0, 0x1}},
  1078  		{name: "ROUNDSS/src=X0/dst=X8/arg=1", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xa, 0xc0, 0x1}},
  1079  		{name: "ROUNDSS/src=X8/dst=X0/arg=1", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xa, 0xc0, 0x1}},
  1080  		{name: "ROUNDSS/src=X8/dst=X8/arg=1", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xa, 0xc0, 0x1}},
  1081  		{name: "ROUNDSD/src=X0/dst=X0/arg=2", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x2}, exp: []byte{0x66, 0xf, 0x3a, 0xb, 0xc0, 0x2}},
  1082  		{name: "ROUNDSD/src=X0/dst=X8/arg=2", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x2}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xb, 0xc0, 0x2}},
  1083  		{name: "ROUNDSD/src=X8/dst=X0/arg=2", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x2}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xb, 0xc0, 0x2}},
  1084  		{name: "ROUNDSD/src=X8/dst=X8/arg=2", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x2}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xb, 0xc0, 0x2}},
  1085  		{name: "ROUNDSS/src=X0/dst=X0/arg=2", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x2}, exp: []byte{0x66, 0xf, 0x3a, 0xa, 0xc0, 0x2}},
  1086  		{name: "ROUNDSS/src=X0/dst=X8/arg=2", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x2}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xa, 0xc0, 0x2}},
  1087  		{name: "ROUNDSS/src=X8/dst=X0/arg=2", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x2}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xa, 0xc0, 0x2}},
  1088  		{name: "ROUNDSS/src=X8/dst=X8/arg=2", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x2}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xa, 0xc0, 0x2}},
  1089  		{name: "ROUNDSD/src=X0/dst=X0/arg=3", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x3}, exp: []byte{0x66, 0xf, 0x3a, 0xb, 0xc0, 0x3}},
  1090  		{name: "ROUNDSD/src=X0/dst=X8/arg=3", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x3}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xb, 0xc0, 0x3}},
  1091  		{name: "ROUNDSD/src=X8/dst=X0/arg=3", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x3}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xb, 0xc0, 0x3}},
  1092  		{name: "ROUNDSD/src=X8/dst=X8/arg=3", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x3}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xb, 0xc0, 0x3}},
  1093  		{name: "ROUNDSS/src=X0/dst=X0/arg=3", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x3}, exp: []byte{0x66, 0xf, 0x3a, 0xa, 0xc0, 0x3}},
  1094  		{name: "ROUNDSS/src=X0/dst=X8/arg=3", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x3}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xa, 0xc0, 0x3}},
  1095  		{name: "ROUNDSS/src=X8/dst=X0/arg=3", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x3}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xa, 0xc0, 0x3}},
  1096  		{name: "ROUNDSS/src=X8/dst=X8/arg=3", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x3}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xa, 0xc0, 0x3}},
  1097  		{name: "ROUNDSD/src=X0/dst=X0/arg=4", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX0, arg: 0x4}, exp: []byte{0x66, 0xf, 0x3a, 0xb, 0xc0, 0x4}},
  1098  		{name: "ROUNDSD/src=X0/dst=X8/arg=4", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX0, dstReg: RegX8, arg: 0x4}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xb, 0xc0, 0x4}},
  1099  		{name: "ROUNDSD/src=X8/dst=X0/arg=4", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX0, arg: 0x4}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xb, 0xc0, 0x4}},
  1100  		{name: "ROUNDSD/src=X8/dst=X8/arg=4", n: &nodeImpl{instruction: ROUNDSD, srcReg: RegX8, dstReg: RegX8, arg: 0x4}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xb, 0xc0, 0x4}},
  1101  		{name: "ROUNDSS/src=X0/dst=X0/arg=4", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX0, arg: 0x4}, exp: []byte{0x66, 0xf, 0x3a, 0xa, 0xc0, 0x4}},
  1102  		{name: "ROUNDSS/src=X0/dst=X8/arg=4", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX0, dstReg: RegX8, arg: 0x4}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0xa, 0xc0, 0x4}},
  1103  		{name: "ROUNDSS/src=X8/dst=X0/arg=4", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX0, arg: 0x4}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0xa, 0xc0, 0x4}},
  1104  		{name: "ROUNDSS/src=X8/dst=X8/arg=4", n: &nodeImpl{instruction: ROUNDSS, srcReg: RegX8, dstReg: RegX8, arg: 0x4}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0xa, 0xc0, 0x4}},
  1105  		{name: "SARL/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SARL, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xd3, 0xf8}},
  1106  		{name: "SARL/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SARL, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0xd3, 0xf8}},
  1107  		{name: "SARQ/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SARQ, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xd3, 0xf8}},
  1108  		{name: "SARQ/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SARQ, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0xd3, 0xf8}},
  1109  		{name: "SHLL/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SHLL, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xd3, 0xe0}},
  1110  		{name: "SHLL/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SHLL, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0xd3, 0xe0}},
  1111  		{name: "SHLQ/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SHLQ, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xd3, 0xe0}},
  1112  		{name: "SHLQ/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SHLQ, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0xd3, 0xe0}},
  1113  		{name: "SHRL/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SHRL, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xd3, 0xe8}},
  1114  		{name: "SHRL/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SHRL, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0xd3, 0xe8}},
  1115  		{name: "SHRQ/src=CX/dst=AX/arg=0", n: &nodeImpl{instruction: SHRQ, srcReg: RegCX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0xd3, 0xe8}},
  1116  		{name: "SHRQ/src=CX/dst=R8/arg=0", n: &nodeImpl{instruction: SHRQ, srcReg: RegCX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0xd3, 0xe8}},
  1117  		{name: "SQRTSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SQRTSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x51, 0xc0}},
  1118  		{name: "SQRTSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SQRTSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x51, 0xc0}},
  1119  		{name: "SQRTSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SQRTSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x51, 0xc0}},
  1120  		{name: "SQRTSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SQRTSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x51, 0xc0}},
  1121  		{name: "SQRTSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SQRTSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x51, 0xc0}},
  1122  		{name: "SQRTSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SQRTSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x51, 0xc0}},
  1123  		{name: "SQRTSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SQRTSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x51, 0xc0}},
  1124  		{name: "SQRTSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SQRTSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x51, 0xc0}},
  1125  		{name: "SUBL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: SUBL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x29, 0xc0}},
  1126  		{name: "SUBL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: SUBL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x29, 0xc0}},
  1127  		{name: "SUBL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: SUBL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x29, 0xc0}},
  1128  		{name: "SUBL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: SUBL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x29, 0xc0}},
  1129  		{name: "SUBQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: SUBQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x29, 0xc0}},
  1130  		{name: "SUBQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: SUBQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x29, 0xc0}},
  1131  		{name: "SUBQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: SUBQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x29, 0xc0}},
  1132  		{name: "SUBQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: SUBQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x29, 0xc0}},
  1133  		{name: "SUBSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SUBSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x5c, 0xc0}},
  1134  		{name: "SUBSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SUBSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x5c, 0xc0}},
  1135  		{name: "SUBSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SUBSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x5c, 0xc0}},
  1136  		{name: "SUBSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SUBSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x5c, 0xc0}},
  1137  		{name: "SUBSS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: SUBSS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0xf, 0x5c, 0xc0}},
  1138  		{name: "SUBSS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: SUBSS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0x5c, 0xc0}},
  1139  		{name: "SUBSS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: SUBSS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0x5c, 0xc0}},
  1140  		{name: "SUBSS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: SUBSS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0x5c, 0xc0}},
  1141  		{name: "TESTL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: TESTL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x85, 0xc0}},
  1142  		{name: "TESTL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: TESTL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x85, 0xc0}},
  1143  		{name: "TESTL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: TESTL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x85, 0xc0}},
  1144  		{name: "TESTL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: TESTL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x85, 0xc0}},
  1145  		{name: "TESTQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: TESTQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x85, 0xc0}},
  1146  		{name: "TESTQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: TESTQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x85, 0xc0}},
  1147  		{name: "TESTQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: TESTQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x85, 0xc0}},
  1148  		{name: "TESTQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: TESTQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x85, 0xc0}},
  1149  		{name: "TZCNTL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: TZCNTL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0xf, 0xbc, 0xc0}},
  1150  		{name: "TZCNTL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: TZCNTL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x44, 0xf, 0xbc, 0xc0}},
  1151  		{name: "TZCNTL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: TZCNTL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x41, 0xf, 0xbc, 0xc0}},
  1152  		{name: "TZCNTL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: TZCNTL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x45, 0xf, 0xbc, 0xc0}},
  1153  		{name: "TZCNTQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: TZCNTQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x48, 0xf, 0xbc, 0xc0}},
  1154  		{name: "TZCNTQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: TZCNTQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4c, 0xf, 0xbc, 0xc0}},
  1155  		{name: "TZCNTQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: TZCNTQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0xf3, 0x49, 0xf, 0xbc, 0xc0}},
  1156  		{name: "TZCNTQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: TZCNTQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0xf3, 0x4d, 0xf, 0xbc, 0xc0}},
  1157  		{name: "UCOMISD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: UCOMISD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x2e, 0xc0}},
  1158  		{name: "UCOMISD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: UCOMISD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x2e, 0xc0}},
  1159  		{name: "UCOMISD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: UCOMISD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x2e, 0xc0}},
  1160  		{name: "UCOMISD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: UCOMISD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x2e, 0xc0}},
  1161  		{name: "UCOMISS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: UCOMISS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x2e, 0xc0}},
  1162  		{name: "UCOMISS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: UCOMISS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x2e, 0xc0}},
  1163  		{name: "UCOMISS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: UCOMISS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x2e, 0xc0}},
  1164  		{name: "UCOMISS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: UCOMISS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x2e, 0xc0}},
  1165  		{name: "XORL/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: XORL, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x31, 0xc0}},
  1166  		{name: "XORL/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: XORL, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x41, 0x31, 0xc0}},
  1167  		{name: "XORL/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: XORL, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x44, 0x31, 0xc0}},
  1168  		{name: "XORL/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: XORL, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x45, 0x31, 0xc0}},
  1169  		{name: "XORPD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: XORPD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x57, 0xc0}},
  1170  		{name: "XORPD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: XORPD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x57, 0xc0}},
  1171  		{name: "XORPD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: XORPD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x57, 0xc0}},
  1172  		{name: "XORPD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: XORPD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x57, 0xc0}},
  1173  		{name: "XORPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: XORPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x57, 0xc0}},
  1174  		{name: "XORPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: XORPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x57, 0xc0}},
  1175  		{name: "XORPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: XORPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x57, 0xc0}},
  1176  		{name: "XORPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: XORPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x57, 0xc0}},
  1177  		{name: "XORQ/src=AX/dst=AX/arg=0", n: &nodeImpl{instruction: XORQ, srcReg: RegAX, dstReg: RegAX, arg: 0x0}, exp: []byte{0x48, 0x31, 0xc0}},
  1178  		{name: "XORQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: XORQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x31, 0xc0}},
  1179  		{name: "XORQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: XORQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x31, 0xc0}},
  1180  		{name: "XORQ/src=R8/dst=R8/arg=0", n: &nodeImpl{instruction: XORQ, srcReg: RegR8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x31, 0xc0}},
  1181  		{name: "XCHGQ/src=R8/dst=AX/arg=0", n: &nodeImpl{instruction: XCHGQ, srcReg: RegR8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x4c, 0x87, 0xc0}},
  1182  		{name: "XCHGQ/src=AX/dst=R8/arg=0", n: &nodeImpl{instruction: XCHGQ, srcReg: RegAX, dstReg: RegR8, arg: 0x0}, exp: []byte{0x49, 0x87, 0xc0}},
  1183  		{name: "XCHGQ/src=R8/dst=R9/arg=0", n: &nodeImpl{instruction: XCHGQ, srcReg: RegR9, dstReg: RegR8, arg: 0x0}, exp: []byte{0x4d, 0x87, 0xc8}},
  1184  		{name: "PXOR/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PXOR, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xef, 0xc0}},
  1185  		{name: "PXOR/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PXOR, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xef, 0xc0}},
  1186  		{name: "PXOR/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PXOR, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xef, 0xc0}},
  1187  		{name: "PSHUFB/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSHUFB, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x38, 0x0, 0xc0}},
  1188  		{name: "PSHUFB/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSHUFB, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x0, 0xc0}},
  1189  		{name: "PSHUFB/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSHUFB, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x0, 0xc0}},
  1190  		{name: "PSHUFB/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSHUFB, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x38, 0x0, 0xc0}},
  1191  		{name: "PSHUFD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x70, 0xc0, 0x0}},
  1192  		{name: "PSHUFD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x70, 0xc0, 0x0}},
  1193  		{name: "PSHUFD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x70, 0xc0, 0x0}},
  1194  		{name: "PSHUFD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x70, 0xc0, 0x0}},
  1195  		{name: "PSHUFD/src=X0/dst=X0/arg=1", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX0, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x70, 0xc0, 0x1}},
  1196  		{name: "PSHUFD/src=X0/dst=X8/arg=1", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX0, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x70, 0xc0, 0x1}},
  1197  		{name: "PSHUFD/src=X8/dst=X0/arg=1", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x70, 0xc0, 0x1}},
  1198  		{name: "PSHUFD/src=X8/dst=X8/arg=1", n: &nodeImpl{instruction: PSHUFD, srcReg: RegX8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x70, 0xc0, 0x1}},
  1199  		{name: "PEXTRB/src=X0/dst=AX/arg=0", n: &nodeImpl{instruction: PEXTRB, srcReg: RegX0, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0x14, 0xc0, 0x0}},
  1200  		{name: "PEXTRB/src=X0/dst=R8/arg=0", n: &nodeImpl{instruction: PEXTRB, srcReg: RegX0, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x14, 0xc0, 0x0}},
  1201  		{name: "PEXTRB/src=X8/dst=AX/arg=0", n: &nodeImpl{instruction: PEXTRB, srcReg: RegX8, dstReg: RegAX, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x14, 0xc0, 0x0}},
  1202  		{name: "PEXTRB/src=X8/dst=R8/arg=0", n: &nodeImpl{instruction: PEXTRB, srcReg: RegX8, dstReg: RegR8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x14, 0xc0, 0x0}},
  1203  		{name: "PEXTRW/src=X0/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRW, srcReg: RegX0, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0xf, 0xc5, 0xc0, 0x1}},
  1204  		{name: "PEXTRW/src=X0/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRW, srcReg: RegX0, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0xc5, 0xc0, 0x1}},
  1205  		{name: "PEXTRW/src=X8/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRW, srcReg: RegX8, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0xc5, 0xc0, 0x1}},
  1206  		{name: "PEXTRW/src=X8/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRW, srcReg: RegX8, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0xc5, 0xc0, 0x1}},
  1207  		{name: "PEXTRD/src=X0/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRD, srcReg: RegX0, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1208  		{name: "PEXTRD/src=X0/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRD, srcReg: RegX0, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1209  		{name: "PEXTRD/src=X8/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRD, srcReg: RegX8, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1210  		{name: "PEXTRD/src=X8/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRD, srcReg: RegX8, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1211  		{name: "PEXTRQ/src=X0/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRQ, srcReg: RegX0, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0x48, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1212  		{name: "PEXTRQ/src=X0/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRQ, srcReg: RegX0, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x49, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1213  		{name: "PEXTRQ/src=X8/dst=AX/arg=1", n: &nodeImpl{instruction: PEXTRQ, srcReg: RegX8, dstReg: RegAX, arg: 0x1}, exp: []byte{0x66, 0x4c, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1214  		{name: "PEXTRQ/src=X8/dst=R8/arg=1", n: &nodeImpl{instruction: PEXTRQ, srcReg: RegX8, dstReg: RegR8, arg: 0x1}, exp: []byte{0x66, 0x4d, 0xf, 0x3a, 0x16, 0xc0, 0x1}},
  1215  		{name: "MOVLHPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MOVLHPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf, 0x16, 0xc0}},
  1216  		{name: "MOVLHPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MOVLHPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x44, 0xf, 0x16, 0xc0}},
  1217  		{name: "MOVLHPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MOVLHPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x41, 0xf, 0x16, 0xc0}},
  1218  		{name: "MOVLHPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MOVLHPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x45, 0xf, 0x16, 0xc0}},
  1219  		{name: "INSERTPS/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x3a, 0x21, 0xc0, 0x0}},
  1220  		{name: "INSERTPS/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x21, 0xc0, 0x0}},
  1221  		{name: "INSERTPS/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x21, 0xc0, 0x0}},
  1222  		{name: "INSERTPS/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x21, 0xc0, 0x0}},
  1223  		{name: "INSERTPS/src=X0/dst=X0/arg=1", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX0, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0xf, 0x3a, 0x21, 0xc0, 0x1}},
  1224  		{name: "INSERTPS/src=X0/dst=X8/arg=1", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX0, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x44, 0xf, 0x3a, 0x21, 0xc0, 0x1}},
  1225  		{name: "INSERTPS/src=X8/dst=X0/arg=1", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX8, dstReg: RegX0, arg: 0x1}, exp: []byte{0x66, 0x41, 0xf, 0x3a, 0x21, 0xc0, 0x1}},
  1226  		{name: "INSERTPS/src=X8/dst=X8/arg=1", n: &nodeImpl{instruction: INSERTPS, srcReg: RegX8, dstReg: RegX8, arg: 0x1}, exp: []byte{0x66, 0x45, 0xf, 0x3a, 0x21, 0xc0, 0x1}},
  1227  		{name: "PTEST/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PTEST, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x38, 0x17, 0xc0}},
  1228  		{name: "PTEST/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PTEST, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x17, 0xc0}},
  1229  		{name: "PTEST/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PTEST, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x17, 0xc0}},
  1230  		{name: "PTEST/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PTEST, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x38, 0x17, 0xc0}},
  1231  		{name: "PCMPEQB/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQB, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x74, 0xc0}},
  1232  		{name: "PCMPEQB/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQB, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x74, 0xc0}},
  1233  		{name: "PCMPEQB/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQB, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x74, 0xc0}},
  1234  		{name: "PCMPEQB/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQB, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x74, 0xc0}},
  1235  		{name: "PCMPEQW/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQW, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x75, 0xc0}},
  1236  		{name: "PCMPEQW/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQW, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x75, 0xc0}},
  1237  		{name: "PCMPEQW/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQW, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x75, 0xc0}},
  1238  		{name: "PCMPEQW/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQW, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x75, 0xc0}},
  1239  		{name: "PCMPEQD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x76, 0xc0}},
  1240  		{name: "PCMPEQD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x76, 0xc0}},
  1241  		{name: "PCMPEQD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x76, 0xc0}},
  1242  		{name: "PCMPEQD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x76, 0xc0}},
  1243  		{name: "PCMPEQQ/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQQ, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0x38, 0x29, 0xc0}},
  1244  		{name: "PCMPEQQ/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQQ, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0x38, 0x29, 0xc0}},
  1245  		{name: "PCMPEQQ/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PCMPEQQ, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0x38, 0x29, 0xc0}},
  1246  		{name: "PCMPEQQ/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PCMPEQQ, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0x38, 0x29, 0xc0}},
  1247  		{name: "PADDUSB/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: PADDUSB, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0xf, 0xdc, 0xc0}},
  1248  		{name: "PADDUSB/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: PADDUSB, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x44, 0xf, 0xdc, 0xc0}},
  1249  		{name: "PADDUSB/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: PADDUSB, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0x66, 0x41, 0xf, 0xdc, 0xc0}},
  1250  		{name: "PADDUSB/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: PADDUSB, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0x66, 0x45, 0xf, 0xdc, 0xc0}},
  1251  		{name: "MOVSD/src=X0/dst=X0/arg=0", n: &nodeImpl{instruction: MOVSD, srcReg: RegX0, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0xf, 0x10, 0xc0}},
  1252  		{name: "MOVSD/src=X0/dst=X8/arg=0", n: &nodeImpl{instruction: MOVSD, srcReg: RegX0, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x44, 0xf, 0x10, 0xc0}},
  1253  		{name: "MOVSD/src=X8/dst=X0/arg=0", n: &nodeImpl{instruction: MOVSD, srcReg: RegX8, dstReg: RegX0, arg: 0x0}, exp: []byte{0xf2, 0x41, 0xf, 0x10, 0xc0}},
  1254  		{name: "MOVSD/src=X8/dst=X8/arg=0", n: &nodeImpl{instruction: MOVSD, srcReg: RegX8, dstReg: RegX8, arg: 0x0}, exp: []byte{0xf2, 0x45, 0xf, 0x10, 0xc0}},
  1255  	}
  1256  
  1257  	code := asm.CodeSegment{}
  1258  	defer func() { require.NoError(t, code.Unmap()) }()
  1259  
  1260  	for _, tt := range tests {
  1261  		tc := tt
  1262  		a := NewAssembler()
  1263  		buf := code.NextCodeSection()
  1264  		err := a.encodeRegisterToRegister(buf, tc.n)
  1265  		require.NoError(t, err, tc.name)
  1266  
  1267  		err = a.Assemble(buf)
  1268  		require.NoError(t, err, tc.name)
  1269  
  1270  		actual := buf.Bytes()
  1271  		require.Equal(t, tc.exp, actual, tc.name)
  1272  	}
  1273  }