gas/testsuite/gas/i386/x86-64-opcode.s

   1 .text
   2         #                                 Prefixes
   3         #                               O16 A32 OV REX  OPCODE                           ; NOTES
   4
   5         # CALL
   6         CALLq *(%r8)                  # --  --  -- 41   FF 10                            ; REX to access upper reg.
   7         CALLq *(%rax)                 # --  --  -- --   FF 10
   8         CALLq *(%r8)                  # --  --  -- 41   FF 10                            ; REX to access upper reg.
   9         CALLq *(%rax)                 # --  --  -- --   FF 10
  10
  11         # RET
  12         lret                          # --  --  -- --   CB
  13         retq                          # --  --  -- --   C3
  14
  15         # IRET
  16         IRET                          # --  --  -- --   CF                               ; 32-bit operand size
  17         IRETW                         # 66  --  -- --   CF                               ; O16 for 16-bit operand size
  18         IRETQ                         # --  --  -- 48   CF                               ; REX for 64-bit operand size
  19
  20         # CMP
  21
  22         # MOV
  23         MOVw %cs,(%r8)                # --  --  -- 41   8C 08                            ; REX to access upper reg.
  24         MOVw %cs,(%rax)               # --  --  -- --   8C 08
  25         MOVw %ss,(%r8)                # --  --  -- 41   8C 10                            ; REX to access upper reg.
  26         MOVw %ss,(%rax)               # --  --  -- --   8C 10
  27         MOVw %fs,(%r8)                # --  --  -- 41   8C 20                            ; REX to access upper reg.
  28         MOVw %fs,(%rax)               # --  --  -- --   8C 20
  29         MOVw (%r8),%ss                # --  --  -- 41   8E 10                            ; REX to access upper reg.
  30         MOVw (%rax),%ss               # --  --  -- --   8E 10
  31         MOVw (%r8),%fs                # --  --  -- 41   8E 20                            ; REX to access upper reg.
  32         MOVw (%rax),%fs               # --  --  -- --   8E 20
  33         MOVb $0,(%r8)                 # --  --  -- 41   C6 00 00                         ; REX to access upper reg.
  34         MOVb $0,(%rax)                # --  --  -- --   C6 00 00
  35         MOVw $0x7000,(%r8)            # 66  --  -- 41   C7 00 00 70                      ; REX to access upper reg. O16 for 16-bit operand size
  36         MOVw $0x7000,(%rax)           # 66  --  -- --   C7 00 00 70                      ; O16 for 16-bit operand size
  37         MOVl $0x70000000,(%r8)        # --  --  -- 41   C7 00 00 00 00 70                ; REX to access upper reg.
  38         MOVl $0x70000000,(%rax)       # --  --  -- --   C7 00 00 00 00 70
  39         MOVb $0,(%r8)                 # --  --  -- 41   C6 00 00                         ; REX to access upper reg.
  40         MOVb $0,(%rax)                # --  --  -- --   C6 00 00
  41         MOVw $0x7000,(%r8)            # 66  --  -- --   41 C7 00 00 70                   ; O16 for 16-bit operand size
  42         MOVw $0x7000,(%rax)           # 66  --  -- --   C7 00 00 70                      ; O16 for 16-bit operand size
  43         MOVl $0x70000000,(%rax)       # --  --  -- --   C7 00 00 00 00 70
  44         MOVb $0,(%r8)                 # --  --  -- 41   C6 00 00                         ; REX to access upper reg.
  45         MOVb $0,(%rax)                # --  --  -- --   C6 00 00
  46         MOVw $0x7000,(%r8)            # 66  --  -- 41   C7 00 00 70                      ; REX to access upper reg. O16 for 16-bit operand size
  47         MOVw $0x7000,(%rax)           # 66  --  -- --   C7 00 00 70                      ; O16 for 16-bit operand size
  48         MOVl $0x70000000,(%r8)        # --  --  -- 41   C7 00 00 00 00 70                ; REX to access upper reg.
  49         MOVl $0x70000000,(%rax)       # --  --  -- --   C7 00 00 00 00 70
  50         MOVq $0x70000000,(%r8)        # --  --  -- 49   C7 00 00 00 00 70                ; REX for 64-bit operand size. REX to access upper reg.
  51         MOVq $0x70000000,(%rax)       # --  --  -- 48   C7 00 00 00 00 70                ; REX for 64-bit operand size
  52
  53         # MOVNTI
  54         MOVNTI %eax,(%r8)             # --  --  -- 41   0f c3 00                         ; REX to access upper reg.
  55         MOVNTI %eax,(%rax)            # --  --  -- --   0f c3 00
  56         MOVNTI %rax,(%r8)             # --  --  -- 49   0F C3 00                         ; REX to access upper reg. REX for 64-bit operand size
  57         MOVNTI %rax,(%rax)            # --  --  -- 48   0F C3 00                         ; REX for 64-bit operand size. REX to access upper reg.
  58         MOVNTI %r8,(%r8)              # --  --  -- 4D   0F C3 00                         ; REX to access upper reg. REX for 64-bit operand size
  59         MOVNTI %r8,(%rax)             # --  --  -- 4C   0F C3 00                         ; REX to access upper reg. REX for 64-bit operand size
  60
  61         # Conditionals
  62
  63         # LOOP
  64         LOOP .                        #  --  --  -- --   E2 FE                           ; RCX used as counter.
  65         LOOPq .                       #  --  --  -- --   E2 FE                           ; RCX used as counter.
  66         LOOPl .                       #  --  67  -- --   E2 FD                           ; ECX used as counter.
  67
  68
  69         # Jcc
  70                                       #  66  --  -- --   77 FD                           ; O16 override: (Addr64) = ZEXT(Addr16)
  71                                       #  66  --  -- --   0F 87 F9 FF FF FF               ; O16 override: (Addr64) = ZEXT(Addr16)
  72
  73         # J*CXZ
  74         JRCXZ .                       #  --  --  -- --   E3 FE                           ; RCX used as counter.
  75         JECXZ .                       #  --  67  -- --   E3 FD                           ; ECX used as counter.
  76
  77
  78
  79         # Integer
  80
  81         # IDIV
  82
  83         IDIVb (%r8)                   #  --  --  -- 41   F6 38                           ; Sign extended result. REX to access upper reg.
  84         IDIVb (%rax)                  #  --  --  -- --   F6 38                           ; Sign extended result
  85         IDIVw (%r8)                   #  66  --  -- 41   F7 38                           ; Sign extended result. REX to access upper reg. O16 for 16-bit
  86         IDIVw (%rax)                  #  66  --  -- --   F7 38                           ; Sign extended result. O16 for 16-bit operand size
  87         IDIVl (%r8)                   #  --  --  -- 41   F7 38                           ; Sign extended result. REX to access upper reg
  88         IDIVl (%rax)                  #  --  --  -- --   F7 38                           ; Sign extended result
  89         IDIVq (%r8)                   #  --  --  -- 49   F7 38                           ; Sign extended result. REX for 64-bit operand size. REX to access u
  90         IDIVq (%rax)                  #  --  --  -- 48   F7 38                           ; Sign extended result. REX for 64-bit operand size
  91
  92         # IMUL
  93         IMULb (%r8)                   #  --  --  -- 41   F6 28                           ; Sign extended result. REX to access upper reg
  94         IMULb (%rax)                  #  --  --  -- --   F6 28                           ; Sign extended result
  95         IMULw (%r8)                   #  66  --  -- 41   F7 28                           ; Sign extended result. O16 for 16-bit operand size. REX to access
  96         IMULw (%rax)                  #  66  --  -- --   F7 28                           ; Sign extended result. O16 for 16-bit operand size
  97         IMULl (%r8)                   #  --  --  -- 41   F7 28                           ; Sign extended result. REX to access upper reg
  98         IMULl (%rax)                  #  --  --  -- --   F7 28                           ; Sign extended result
  99         IMULq (%r8)                   #  --  --  -- 49   F7 28                           ; Sign extended result. REX for 64-bit operand size. REX to access u
 100         IMULq (%rax)                  #  --  --  -- 48   F7 28                           ; Sign extended result. REX for 64-bit operand size
 101
 102
 103
 104         # SIMD/SSE
 105
 106         # ADDPD
 107         ADDPD  (%r8),%xmm0            #  --  --  66 41   0F 58 00                        ; REX to access upper reg. OVR 128bit MMinstr.
 108         ADDPD  (%rax),%xmm0           #  --  --  66 --   0F 58 00                        ; OVR 128bit MMinstr.
 109         ADDPD  (%r8),%xmm15           #  --  --  66 45   0F 58 38                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 110         ADDPD  (%rax),%xmm15          #  --  --  66 44   0F 58 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 111         ADDPD  (%r8),%xmm8            #  --  --  66 45   0F 58 00                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 112         ADDPD  (%rax),%xmm8           #  --  --  66 44   0F 58 00                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 113         ADDPD  (%r8),%xmm7            #  --  --  66 41   0F 58 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 114         ADDPD  (%rax),%xmm7           #  --  --  66 --   0F 58 38                        ; OVR 128bit MMinstr.
 115         ADDPD  %xmm0,%xmm0            #  --  --  66 --   0F 58 C0                        ; OVR 128bit MMinstr.
 116         ADDPD  %xmm15,%xmm15          #  --  --  66 45   0F 58 FF                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 117         ADDPD  %xmm15,%xmm8           #  --  --  66 45   0F 58 C7                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 118
 119         # CMPPD
 120
 121         # CVTSD2SI
 122         CVTSD2SIq (%r8),%rax          #  --  --  F2 49   0f 2d 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper reg.
 123         CVTSD2SIq (%rax),%rax         #  --  --  F2 48   0f 2d 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 124         CVTSD2SIq (%r8),%r8           #  --  --  F2 4D   0f 2d 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                REX to access upper reg.
 125         CVTSD2SIq (%rax),%r8          #  --  --  F2 4C   0f 2d 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper reg.
 126         CVTSD2SIq %xmm0,%rax          #  --  --  F2 48   0f 2d c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 127         CVTSD2SIq %xmm15,%r8          #  --  --  F2 4D   0f 2d c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper XMM reg             REX to access upper reg.
 128         CVTSD2SIq %xmm15,%rax         #  --  --  F2 49   0f 2d c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper XMM reg
 129         CVTSD2SIq %xmm8,%r8           #  --  --  F2 4D   0f 2d c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper XMM reg             REX to access upper reg.
 130         CVTSD2SIq %xmm8,%rax          #  --  --  F2 49   0f 2d c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper XMM reg
 131         CVTSD2SIq %xmm7,%r8           #  --  --  F2 4C   0f 2d c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper reg.
 132         CVTSD2SIq %xmm7,%rax          #  --  --  F2 48   0f 2d c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 133         CVTSD2SIq %xmm0,%r8           #  --  --  F2 4C   0f 2d c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper reg.
 134
 135         # CVTTSD2SI
 136         CVTTSD2SIq (%r8),%rax         #  --  --  F2 49   0f 2c 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                REX to access upper reg.
 137         CVTTSD2SIq (%rax),%rax        #  --  --  F2 48   0f 2c 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 138         CVTTSD2SIq (%r8),%r8          #  --  --  F2 4D   0f 2c 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper reg.
 139         CVTTSD2SIq (%rax),%r8         #  --  --  F2 4C   0f 2c 00                        ; OVR 128-bit media instruction override REX for 64-bit operand size                   REX to access upper reg.
 140         CVTTSD2SIq %xmm0,%rax         #  --  --  F2 48   0f 2c c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 141         CVTTSD2SIq %xmm15,%r8         #  --  --  F2 4D   0f 2c c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper XMM reg             REX to access upper reg.
 142         CVTTSD2SIq %xmm15,%rax        #  --  --  F2 49   0f 2c c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper XMM reg
 143         CVTTSD2SIq %xmm8,%r8          #  --  --  F2 4D   0f 2c c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper XMM reg             REX to access upper reg.
 144         CVTTSD2SIq %xmm8,%rax         #  --  --  F2 49   0f 2c c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper XMM reg
 145         CVTTSD2SIq %xmm7,%r8          #  --  --  F2 4C   0f 2c c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size                  REX to access upper reg.
 146         CVTTSD2SIq %xmm7,%rax         #  --  --  F2 48   0f 2c c7                        ; OVR 128-bit media instruction override REX for 64-bit operand size
 147         CVTTSD2SIq %xmm0,%r8          #  --  --  F2 4C   0f 2c c0                        ; OVR 128-bit media instruction override REX for 64-bit operand size                 REX to access upper reg.
 148
 149         # CVTSS2SI
 150         CVTSS2SIq (%r8),%rax          #  --  --  F3 49   0f 2d 00                        ; OVR 128-bit media instruction override Result is sign extended                         REX for 64-bit operand size                  REX to access upper reg.
 151         CVTSS2SIq (%rax),%rax         #  --  --  F3 48   0f 2d 00                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size
 152         CVTSS2SIq (%r8),%r8           #  --  --  F3 4D   0f 2d 00                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size                  REX to access upper reg.
 153         CVTSS2SIq (%rax),%r8          #  --  --  F3 4C   0f 2d 00                        ; OVR 128-bit media instruction override Result is sign extended                         REX for 64-bit operand size                 REX to access upper reg.
 154         CVTSS2SIq %xmm0,%rax          #  --  --  F3 48   0f 2d c0                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size
 155         CVTSS2SIq %xmm15,%r8          #  --  --  F3 4D   0f 2d c7                        ; OVR 128-bit media instruction override Result is sign extended                       REX to access upper XMM reg            REX to access upper reg.
 156         CVTSS2SIq %xmm15,%rax         #  --  --  F3 49   0f 2d c7                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                 REX to access upper XMM reg
 157         CVTSS2SIq %xmm8,%r8           #  --  --  F3 4D   0f 2d c0                        ; OVR 128-bit media instruction override Result is sign extended                          REX for 64-bit operand size                  REX to access upper XMM reg              REX to access upper reg.
 158         CVTSS2SIq %xmm8,%rax          #  --  --  F3 49   0f 2d c0                        ; OVR 128-bit media instruction override Result is sign extended                          REX for 64-bit operand size
 159         CVTSS2SIq %xmm7,%r8           #  --  --  F3 4C   0f 2d c7                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                 REX to access upper reg.
 160         CVTSS2SIq %xmm7,%rax          #  --  --  F3 48   0f 2d c7                        ; OVR 128-bit media instruction override Result is sign extended                          REX for 64-bit operand size
 161         CVTSS2SIq %xmm0,%r8           #  --  --  F3 4C   0f 2d c0                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                REX to access upper reg.
 162
 163         # CVTTSS2SI
 164         CVTTSS2SIq (%r8),%rax         #  --  --  F3 49   0f 2c 00                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                  REX to access upper reg.
 165         CVTTSS2SIq (%rax),%rax        #  --  --  F3 48   0f 2c 00                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size
 166         CVTTSS2SIq (%r8),%r8          #  --  --  F3 4D   0f 2c 00                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size                   REX to access upper reg.
 167         CVTTSS2SIq (%rax),%r8         #  --  --  F3 4C   0f 2c 00                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                    REX to access upper reg.
 168         CVTTSS2SIq %xmm0,%rax         #  --  --  F3 48   0f 2c c0                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size
 169         CVTTSS2SIq %xmm15,%r8         #  --  --  F3 4D   0f 2c c7                        ; OVR 128-bit media instruction override Result is sign extended                       REX for 64-bit operand size                 REX to access upper XMM reg            REX to access upper reg.
 170         CVTTSS2SIq %xmm15,%rax        #  --  --  F3 49   0f 2c c7                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size                 REX to access upper XMM reg
 171         CVTTSS2SIq %xmm8,%r8          #  --  --  F3 4D   0f 2c c0                        ; OVR 128-bit media instruction override Result is sign extended                          REX for 64-bit operand size                  REX to access upper XMM reg               REX to access upper reg.
 172         CVTTSS2SIq %xmm8,%rax         #  --  --  F3 49   0f 2c c0                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size
 173         CVTTSS2SIq %xmm7,%r8          #  --  --  F3 4C   0f 2c c7                        ; OVR 128-bit media instruction override Result is sign extended                        REX for 64-bit operand size                 REX to access upper reg.
 174         CVTTSS2SIq %xmm7,%rax         #  --  --  F3 48   0f 2c c7                        ; OVR 128-bit media instruction override Result is sign extended
 175         CVTTSS2SIq %xmm0,%r8          #  --  --  F3 4C   0f 2c c0                        ; OVR 128-bit media instruction override Result is sign extended                          REX for 64-bit operand size                 REX to access upper reg.
 176
 177         # CVTSI2SS
 178         CVTSI2SS  (%r8),%xmm0         #  --  --  F3 41   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper reg.
 179         CVTSI2SS  (%rax),%xmm0        #  --  --  F3 --   0f 2a 00        ; OVR 128-bit media instruction override
 180         CVTSI2SS  (%r8),%xmm15        #  --  --  F3 45   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper XMM reg            REX to access upper reg.
 181         CVTSI2SS  (%rax),%xmm15       #  --  --  F3 44   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 182         CVTSI2SS  (%r8),%xmm8         #  --  --  F3 45   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper XMM reg            REX to access upper reg.
 183         CVTSI2SS  (%rax),%xmm8        #  --  --  F3 44   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 184         CVTSI2SS  (%r8),%xmm7         #  --  --  F3 41   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper reg.
 185         CVTSI2SS  (%rax),%xmm7        #  --  --  F3 --   0f 2a 38                        ; OVR 128-bit media instruction override
 186         CVTSI2SS  %eax,%xmm0          #  --  --  F3 --   0f 2a c0                        ; OVR 128-bit media instruction override
 187         CVTSI2SS  %eax,%xmm15         #  --  --  F3 44   0f 2a f8                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 188         CVTSI2SS  %eax,%xmm8          #  --  --  F3 44   0f 2a c0                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 189         CVTSI2SS  %eax,%xmm7          #  --  --  F3 --   0f 2a f8                        ; OVR 128-bit media instruction override
 190         CVTSI2SS  (%r8),%xmm0         #  --  --  F3 41   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper reg.
 191         CVTSI2SS  (%rax),%xmm0        #  --  --  F3 --   0f 2a 00                        ; OVR 128-bit media instruction override
 192         CVTSI2SS  (%r8),%xmm15        #  --  --  F3 45   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper XMM reg            REX to access upper reg.
 193         CVTSI2SS  (%rax),%xmm15       #  --  --  F3 44   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 194         CVTSI2SS  (%r8),%xmm8         #  --  --  F3 45   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper XMM reg            REX to access upper reg.
 195         CVTSI2SS  (%rax),%xmm8        #  --  --  F3 44   0f 2a 00                        ; OVR 128-bit media instruction override REX to access upper XMM reg
 196         CVTSI2SS  (%r8),%xmm7         #  --  --  F3 41   0f 2a 38                        ; OVR 128-bit media instruction override REX to access upper reg.
 197         CVTSI2SS  (%rax),%xmm7        #  --  --  F3 --   0f 2a 38                        ; OVR 128-bit media instruction override
 198
 199         # CVTSI2SD
 200         CVTSI2SD  (%r8),%xmm0         #  --  --  F2 41   0F 2A 00                        ; REX to access upper reg. OVR 128bit MMinstr.
 201         CVTSI2SD  (%rax),%xmm0        #  --  --  F2 --   0F 2A 00                        ; OVR 128bit MMinstr.
 202         CVTSI2SD  (%r8),%xmm15        #  --  --  F2 45   0F 2A 38                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 203         CVTSI2SD  (%rax),%xmm15       #  --  --  F2 44   0F 2A 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 204         CVTSI2SD  (%r8),%xmm8         #  --  --  F2 45   0F 2A 00                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 205         CVTSI2SD  (%rax),%xmm8        #  --  --  F2 44   0F 2A 00                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 206         CVTSI2SD  (%r8),%xmm7         #  --  --  F2 41   0F 2A 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 207         CVTSI2SD  (%rax),%xmm7        #  --  --  F2 --   0F 2A 38                        ; OVR 128bit MMinstr.
 208         CVTSI2SD  %eax,%xmm0          #  --  --  F2 --   0F 2A C0                        ; OVR 128bit MMinstr.
 209         CVTSI2SD  %eax,%xmm15         #  --  --  F2 44   0F 2A F8                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 210         CVTSI2SD  %eax,%xmm8          #  --  --  F2 44   0F 2A C0                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 211         CVTSI2SD  %eax,%xmm7          #  --  --  F2 --   0F 2A F8                        ; OVR 128bit MMinstr.
 212         CVTSI2SD  (%r8),%xmm0         #  --  --  F2 41   0F 2A 00                        ; REX to access upper reg. OVR 128bit MMinstr.
 213         CVTSI2SD  (%rax),%xmm0        #  --  --  F2 --   0F 2A 00                        ; OVR 128bit MMinstr.
 214         CVTSI2SD  (%r8),%xmm15        #  --  --  F2 45   0F 2A 38                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 215         CVTSI2SD  (%rax),%xmm15       #  --  --  F2 44   0F 2A 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 216         CVTSI2SD  (%r8),%xmm8         #  --  --  F2 45   0F 2A 00                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 217         CVTSI2SD  (%rax),%xmm8        #  --  --  F2 44   0F 2A 00                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 218         CVTSI2SD  (%r8),%xmm7         #  --  --  F2 41   0F 2A 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 219         CVTSI2SD  (%rax),%xmm7        #  --  --  F2 --   0F 2A 38                        ; OVR 128bit MMinstr.
 220
 221         # MOVD
 222         MOVD (%r8),%xmm0              #  --  --  66 41   0F 6E 00                        ; REX to access upper reg. Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 223         MOVD (%rax),%xmm0             #  --  --  66 --   0F 6E 00                        ; Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 224         MOVD (%r8),%xmm15             #  --  --  66 45   0F 6E 38                        ; REX to access upper XMM reg. REX to access upper reg. Data128 = ZEXT(Data32)
 225         MOVD (%rax),%xmm15            #  --  --  66 44   0F 6E 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 226         MOVD (%r8),%xmm8              #  --  --  66 45   0F 6E 00                        ; REX to access upper XMM reg. REX to access upper reg. Data128 = ZEXT(Data32)
 227         MOVD (%rax),%xmm8             #  --  --  66 44   0F 6E 00                        ; REX to access upper XMM reg. Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 228         MOVD (%r8),%xmm7              #  --  --  66 41   0F 6E 38                        ; REX to access upper reg. Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 229         MOVD (%rax),%xmm7             #  --  --  66 --   0F 6E 38                        ; Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 230         MOVD %eax,%xmm0               #  --  --  66 --   0F 6E C0                        ; Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 231         MOVD %eax,%xmm15              #  --  --  66 44   0F 6E F8                        ; REX to access upper XMM reg. Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 232         MOVD %eax,%xmm8               #  --  --  66 44   0F 6E C0                        ; REX to access upper XMM reg. Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 233         MOVD %eax,%xmm7               #  --  --  66 --   0F 6E F8                        ; Data128 = ZEXT(Data32). OVR 128bit MMinstr.
 234         MOVD %xmm0,(%r8)              #  --  --  66 41   0F 7E 00                        ; REX to access upper reg. OVR 128bit MMinstr.
 235         MOVD %xmm0,(%rax)             #  --  --  66 --   0F 7E 00                        ; OVR 128bit MMinstr.
 236         MOVD %xmm15,(%r8)             #  --  --  66 45   0F 7E 38                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 237         MOVD %xmm15,(%rax)            #  --  --  66 44   0F 7E 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 238         MOVD %xmm8,(%r8)              #  --  --  66 45   0F 7E 00                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 239         MOVD %xmm8,(%rax)             #  --  --  66 44   0F 7E 00                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 240         MOVD %xmm7,(%r8)              #  --  --  66 41   0F 7E 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 241         MOVD %xmm7,(%rax)             #  --  --  66 --   0F 7E 38                        ; OVR 128bit MMinstr.
 242         MOVD %xmm0,%eax               #  --  --  66 --   0F 7E C0                        ; OVR 128bit MMinstr.
 243         MOVD %xmm15,%eax              #  --  --  66 44   0F 7E F8                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 244         MOVD %xmm8,%eax               #  --  --  66 44   0F 7E C0                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 245         MOVD %xmm7,%eax               #  --  --  66 --   0F 7E F8                        ; OVR 128bit MMinstr.
 246         MOVD %rax,%xmm0               #  --  --  66 48   0F 6E C0                        ; Data128 = ZEXT(Data64). OVR 128bit MMinstr. REX for 64-bit operand size.
 247         MOVD %r8,%xmm0                #  --  --  66 49   0F 6E C0                        ; REX to access upper reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr. REX for 64-bit operand size.
 248         MOVD %r8,%xmm15               #  --  --  66 4D   0F 6E F8                        ; REX to access upper reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr. REX for 64-bit operand size.
 249         MOVD %xmm0,%rax               #  --  --  66 48   0F 7E C0                        ; OVR 128bit MMinstr. REX for 64-bit operand size.
 250         MOVD %xmm0,%r8                #  --  --  66 49   0F 7E C0                        ; OVR 128bit MMinstr. REX for 64-bit operand size.
 251         MOVD %xmm7,%r8                #  --  --  66 49   0F 7E F8                        ; OVR 128bit MMinstr. REX for 64-bit operand size.
 252
 253         # MOVQ
 254         MOVQ (%r8),%xmm0              #  --  --  F3 41   0F 7E 00                        ; REX to access upper reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 255         MOVQ (%rax),%xmm0             #  --  --  F3 --   0F 7E 00                        ; Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 256         MOVQ (%r8),%xmm15             #  --  --  F3 45   0F 7E 38                        ; REX to access upper XMM reg. REX to access upper reg. Data128 = ZEXT(Data64)
 257         MOVQ (%rax),%xmm15            #  --  --  F3 44   0F 7E 38                        ; REX to access upper XMM reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 258         MOVQ (%r8),%xmm8              #  --  --  F3 45   0F 7E 00                        ; REX to access upper XMM reg. REX to access upper reg. Data128 = ZEXT(Data64)
 259         MOVQ (%rax),%xmm8             #  --  --  F3 44   0F 7E 00                        ; REX to access upper XMM reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 260         MOVQ (%r8),%xmm7              #  --  --  F3 41   0F 7E 38                        ; REX to access upper reg. Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 261         MOVQ (%rax),%xmm7             #  --  --  F3 --   0F 7E 38                        ; Data128 = ZEXT(Data64). OVR 128bit MMinstr.
 262         MOVQ %xmm0,%xmm0              #  --  --  F3 --   0F 7E C0                        ; OVR 128bit MMinstr.
 263         MOVQ %xmm15,%xmm15            #  --  --  F3 45   0F 7E FF                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 264         MOVQ %xmm15,%xmm8             #  --  --  F3 45   0F 7E C7                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 265         MOVQ %xmm15,%xmm7             #  --  --  F3 41   0F 7E FF                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 266         MOVQ %xmm15,%xmm0             #  --  --  F3 41   0F 7E C7                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 267         MOVQ %xmm8,%xmm15             #  --  --  F3 45   0F 7E F8                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 268         MOVQ %xmm8,%xmm8              #  --  --  F3 45   0F 7E C0                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 269         MOVQ %xmm8,%xmm7              #  --  --  F3 41   0F 7E F8                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 270         MOVQ %xmm8,%xmm0              #  --  --  F3 41   0F 7E C0                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 271         MOVQ %xmm7,%xmm15             #  --  --  F3 44   0F 7E FF                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 272         MOVQ %xmm7,%xmm8              #  --  --  F3 44   0F 7E C7                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 273         MOVQ %xmm7,%xmm7              #  --  --  F3 --   0F 7E FF                        ; OVR 128bit MMinstr.
 274         MOVQ %xmm7,%xmm0              #  --  --  F3 --   0F 7E C7                        ; OVR 128bit MMinstr.
 275         MOVQ %xmm0,%xmm15             #  --  --  F3 44   0F 7E F8                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 276         MOVQ %xmm0,%xmm8              #  --  --  F3 44   0F 7E C0                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 277         MOVQ %xmm0,%xmm7              #  --  --  F3 --   0F 7E F8                        ; OVR 128bit MMinstr.
 278         MOVQ %xmm0,(%r8)              #  --  --  66 41   0F D6 00                        ; REX to access upper reg. OVR 128bit MMinstr.
 279         MOVQ %xmm0,(%rax)             #  --  --  66 --   0F D6 00                        ; OVR 128bit MMinstr.
 280         MOVQ %xmm15,(%r8)             #  --  --  66 45   0F D6 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 281         MOVQ %xmm15,(%rax)            #  --  --  66 44   0F D6 38                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 282         MOVQ %xmm8,(%r8)              #  --  --  66 45   0F D6 00                        ; REX to access upper XMM reg. REX to access upper reg. OVR 128bit MMinstr.
 283         MOVQ %xmm8,(%rax)             #  --  --  66 44   0F D6 00                        ; REX to access upper XMM reg. OVR 128bit MMinstr.
 284         MOVQ %xmm7,(%r8)              #  --  --  66 41   0F D6 38                        ; REX to access upper reg. OVR 128bit MMinstr.
 285
 286         # 64-bit MMX
 287
 288         # CVTPD2PI
 289
 290         # MOVD
 291         MOVD (%r8),%mm0               #  --  --  -- 41   0F 6E 00                        ; REX to access upper reg. Data64 = ZEXT(Data32)
 292         MOVD (%rax),%mm0              #  --  --  -- --   0F 6E 00                        ; Data64 = ZEXT(Data32)
 293         MOVD (%r8),%mm7               #  --  --  -- 41   0F 6E 38                        ; REX to access upper reg. Data64 = ZEXT(Data32)
 294         MOVD (%rax),%mm7              #  --  --  -- --   0F 6E 38                        ; Data64 = ZEXT(Data32)
 295         MOVD %eax,%mm0                #  --  --  -- --   0F 6E C0                        ; Data64 = ZEXT(Data32)
 296         MOVD %eax,%mm7                #  --  --  -- --   0F 6E F8                        ; Data64 = ZEXT(Data32)
 297         MOVD %mm0,(%r8)               #  --  --  -- 41   0F 7E 00                        ; REX to access upper reg.
 298         MOVD %mm0,(%rax)              #  --  --  -- --   0F 7E 00
 299         MOVD %mm7,(%r8)               #  --  --  -- 41   0F 7E 38                        ; REX to access upper reg.
 300         MOVD %mm7,(%rax)              #  --  --  -- --   0F 7E 38
 301         MOVD %mm0,%eax                #  --  --  -- --   0F 7E C0
 302         MOVD %mm7,%eax                #  --  --  -- --   0F 7E F8
 303
 304         # MOVQ
 305         MOVQ (%r8),%mm0               #  --  --  -- 41   0F 6F 00                        ; REX to access upper reg.
 306         MOVQ (%rax),%mm0              #  --  --  -- --   0F 6F 00
 307         MOVQ (%r8),%mm7               #  --  --  -- 41   0F 6F 38                        ; REX to access upper reg.
 308         MOVQ (%rax),%mm7              #  --  --  -- --   0F 6F 38
 309         MOVQ %mm0,(%r8)               #  --  --  -- 41   0F 7F 00                        ; REX to access upper reg.
 310         MOVQ %mm0,(%rax)              #  --  --  -- --   0F 7F 00
 311         MOVQ %mm7,(%r8)               #  --  --  -- 41   0F 7F 38                        ; REX to access upper reg.
 312         MOVQ %mm7,(%rax)              #  --  --  -- --   0F 7F 38
 313
 314         # X87
 315         # FADDP
 316
 317
 318         # FDIV
 319
 320         # Stack Operations
 321
 322         # POP
 323         POPq (%r8)                    #  --  --  -- 41   8F 00                           ; REX to access upper reg.
 324         POPq (%rax)                   #  --  --  -- --   8F 00
 325         POP %fs                       #  --  --  -- --   0F A1
 326         POP %gs                       #  --  --  -- --   0F A9
 327         POPFQ                         #  --  --  -- --   9D
 328
 329         # PUSH
 330         PUSHq (%r8)                   #  --  --  -- 41   FF 30                           ; REX to access upper reg.
 331         PUSHq (%rax)                  #  --  --  -- --   FF 30
 332         PUSH %fs                      #  --  --  -- --   0F A0
 333         PUSH %gs                      #  --  --  -- --   0F A8
 334         PUSHFQ                        #  --  --  -- --   9C
 335
 336
 337
 338
 339
 340         # MMX/XMM/x87 State
 341         # FNSAVE
 342         # FRSTOR
 343         # FSAVE
 344         # FXRSTOR
 345         # FXSAVE
 346         # EMMS
 347         EMMS                          #  --  --  -- --   0F 77
 348         # FEMMS
 349         FEMMS                         #  --  --  -- --   0F 0E
 350
 351         # LEA calculation
 352
 353         # MISC System Instructions
 354         # CLFLUSH
 355
 356         # INVD
 357         INVD                          #  --  --  -- --   0F 08
 358
 359         # INVLPG
 360         INVLPG (%r8)                  #  --  --  -- 41   0F 01 38                        ; REX to access upper reg.
 361         INVLPG (%rax)                 #  --  --  -- --   0F 01 38
 362         INVLPG (%r8)                  #  --  --  -- 41   0F 01 38                        ; REX to access upper reg.
 363         INVLPG (%rax)                 #  --  --  -- --   0F 01 38
 364         INVLPG (%r8)                  #  --  --  -- 41   0F 01 38                        ; REX to access upper reg.
 365         INVLPG (%rax)                 #  --  --  -- --   0F 01 38
 366
 367         # LAR
 368
 369         # LGDT
 370
 371         # LIDT
 372
 373
 374         # LLDT
 375
 376         # SGDT
 377
 378         # SIDT
 379
 380         # SLDT
 381 #        SLDT (%eax)                  #  --  67  -- --   0F 00 00                        ; A32 override: (Addr64) = ZEXT(Addr32 )
 382         SLDT %eax                     #  --  --  -- --   0F 00 C0
 383         SLDT %rax                     #  --  --  -- 48   0F 00 C0
 384         SLDT %ax                      #  66  --  -- --   0F 00 C0
 385         SLDT (%rax)                   #  --  --  -- --   0F 00 00
 386
 387         # SWAPGS
 388
 389
 390
 391         # IO
 392
 393         # OUT
 394         OUT %al,$0                    #  --  --  -- --   E6 00
 395         OUT %ax,$0                    #  66  --  -- --   E7 00                           ; O16 for 16-bit operand size
 396         OUT %eax,$0                   #  --  --  -- --   E7 00
 397
 398         # IN
 399
 400
 401
 402         xchg %ax,%ax                  # 66  --   -- --   90
 403         xchg %eax,%eax                # --  --   -- --   87 C0
 404         xchg %rax,%rax                # --  --   -- --   90
 405         rex64 xchg %rax,%rax          # --  --   -- 48   90
 406         xchg %rax,%r8                 # --  --   -- 49   90
 407         xchg %eax,%r8d                # --  --   -- 41   90
 408         xchg %r8d,%eax                # --  --   -- 41   90
 409         xchg %eax,%r9d                # --  --   -- 41   91
 410         xchg %r9d,%eax                # --  --   -- 41   91
 411         xchg %ebx,%eax                # --  --   -- 93
 412         xchg %eax,%ebx                # --  --   -- 93
 413         xchg %ax,%r8w                 # --  --   -- 66 41 90
 414         xchg %r8w,%ax                 # --  --   -- 66 41 90
 415         xchg %ax,%r9w                 # --  --   -- 66 41 91
 416         xchg %r9w,%ax                 # --  --   -- 66 41 91
 417
 418         smsw %rax                     #  --  --  -- 48   0F 01 e0
 419         smsw %eax                     #  --  --  -- --   0F 01 e0
 420         smsw %ax                      #  66  --  -- --   0F 01 e0
 421         smsw (%rax)                   #  --  --  -- --   0F 01 20
 422
 423         str %rax                      #  --  --  -- 48   0F 00 c8
 424         str %eax                      #  --  --  -- --   0F 00 c8
 425         str %ax                       #  66  --  -- --   0F 00 c8
 426         str (%rax)                    #  --  --  -- --   0F 00 08
 427
 428         syscall                       #  --  --  -- --   0F 05
 429         sysret                        #  --  --  -- --   0F 07
 430
 431         swapgs                        #  --  --  -- --   0F 01 f8
 432
 433         pushw $0x2222
 434
 435         .byte 0xf6, 0xc9, 0x01
 436         .byte 0x66, 0xf7, 0xc9, 0x02, 0x00
 437         .byte 0xf7, 0xc9, 0x04, 0x00, 0x00, 0x00
 438         .byte 0x48, 0xf7, 0xc9, 0x08, 0x00, 0x00, 0x00
 439         .byte 0xc0, 0xf0, 0x02
 440         .byte 0xc1, 0xf0, 0x01
 441         .byte 0x48, 0xc1, 0xf0, 0x01
 442         .byte 0xd0, 0xf0
 443         .byte 0xd1, 0xf0
 444         .byte 0x48, 0xd1, 0xf0
 445         .byte 0xd2, 0xf0
 446         .byte 0xd3, 0xf0
 447         .byte 0x48, 0xd3, 0xf0