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      1 // RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %s \
      2 // RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
      3 // RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
      4 // RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
      5 // RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
      6 // RUN:        | llvm-objdump -d -mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
      7 // RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
      8 // RUN:        | llvm-objdump -d - | FileCheck %s --check-prefix=CHECK-UNKNOWN
      9 
     10 // --------------------------------------------------------------------------//
     11 // Test all possible prefetch operation specifiers
     12 
     13 prfw    #0, p0, [x0]
     14 // CHECK-INST: prfw	pldl1keep, p0, [x0]
     15 // CHECK-ENCODING: [0x00,0x40,0xc0,0x85]
     16 // CHECK-ERROR: instruction requires: sve
     17 // CHECK-UNKNOWN: 00 40 c0 85 <unknown>
     18 
     19 prfw	pldl1keep, p0, [x0]
     20 // CHECK-INST: prfw	pldl1keep, p0, [x0]
     21 // CHECK-ENCODING: [0x00,0x40,0xc0,0x85]
     22 // CHECK-ERROR: instruction requires: sve
     23 // CHECK-UNKNOWN: 00 40 c0 85 <unknown>
     24 
     25 prfw    #1, p0, [x0]
     26 // CHECK-INST: prfw	pldl1strm, p0, [x0]
     27 // CHECK-ENCODING: [0x01,0x40,0xc0,0x85]
     28 // CHECK-ERROR: instruction requires: sve
     29 // CHECK-UNKNOWN: 01 40 c0 85 <unknown>
     30 
     31 prfw	pldl1strm, p0, [x0]
     32 // CHECK-INST: prfw	pldl1strm, p0, [x0]
     33 // CHECK-ENCODING: [0x01,0x40,0xc0,0x85]
     34 // CHECK-ERROR: instruction requires: sve
     35 // CHECK-UNKNOWN: 01 40 c0 85 <unknown>
     36 
     37 prfw    #2, p0, [x0]
     38 // CHECK-INST: prfw	pldl2keep, p0, [x0]
     39 // CHECK-ENCODING: [0x02,0x40,0xc0,0x85]
     40 // CHECK-ERROR: instruction requires: sve
     41 // CHECK-UNKNOWN: 02 40 c0 85 <unknown>
     42 
     43 prfw	pldl2keep, p0, [x0]
     44 // CHECK-INST: prfw	pldl2keep, p0, [x0]
     45 // CHECK-ENCODING: [0x02,0x40,0xc0,0x85]
     46 // CHECK-ERROR: instruction requires: sve
     47 // CHECK-UNKNOWN: 02 40 c0 85 <unknown>
     48 
     49 prfw    #3, p0, [x0]
     50 // CHECK-INST: prfw	pldl2strm, p0, [x0]
     51 // CHECK-ENCODING: [0x03,0x40,0xc0,0x85]
     52 // CHECK-ERROR: instruction requires: sve
     53 // CHECK-UNKNOWN: 03 40 c0 85 <unknown>
     54 
     55 prfw	pldl2strm, p0, [x0]
     56 // CHECK-INST: prfw	pldl2strm, p0, [x0]
     57 // CHECK-ENCODING: [0x03,0x40,0xc0,0x85]
     58 // CHECK-ERROR: instruction requires: sve
     59 // CHECK-UNKNOWN: 03 40 c0 85 <unknown>
     60 
     61 prfw    #4, p0, [x0]
     62 // CHECK-INST: prfw	pldl3keep, p0, [x0]
     63 // CHECK-ENCODING: [0x04,0x40,0xc0,0x85]
     64 // CHECK-ERROR: instruction requires: sve
     65 // CHECK-UNKNOWN: 04 40 c0 85 <unknown>
     66 
     67 prfw	pldl3keep, p0, [x0]
     68 // CHECK-INST: prfw	pldl3keep, p0, [x0]
     69 // CHECK-ENCODING: [0x04,0x40,0xc0,0x85]
     70 // CHECK-ERROR: instruction requires: sve
     71 // CHECK-UNKNOWN: 04 40 c0 85 <unknown>
     72 
     73 prfw    #5, p0, [x0]
     74 // CHECK-INST: prfw	pldl3strm, p0, [x0]
     75 // CHECK-ENCODING: [0x05,0x40,0xc0,0x85]
     76 // CHECK-ERROR: instruction requires: sve
     77 // CHECK-UNKNOWN: 05 40 c0 85 <unknown>
     78 
     79 prfw	pldl3strm, p0, [x0]
     80 // CHECK-INST: prfw	pldl3strm, p0, [x0]
     81 // CHECK-ENCODING: [0x05,0x40,0xc0,0x85]
     82 // CHECK-ERROR: instruction requires: sve
     83 // CHECK-UNKNOWN: 05 40 c0 85 <unknown>
     84 
     85 prfw    #6, p0, [x0]
     86 // CHECK-INST: prfw	#6, p0, [x0]
     87 // CHECK-ENCODING: [0x06,0x40,0xc0,0x85]
     88 // CHECK-ERROR: instruction requires: sve
     89 // CHECK-UNKNOWN: 06 40 c0 85 <unknown>
     90 
     91 prfw    #7, p0, [x0]
     92 // CHECK-INST: prfw	#7, p0, [x0]
     93 // CHECK-ENCODING: [0x07,0x40,0xc0,0x85]
     94 // CHECK-ERROR: instruction requires: sve
     95 // CHECK-UNKNOWN: 07 40 c0 85 <unknown>
     96 
     97 prfw    #8, p0, [x0]
     98 // CHECK-INST: prfw	pstl1keep, p0, [x0]
     99 // CHECK-ENCODING: [0x08,0x40,0xc0,0x85]
    100 // CHECK-ERROR: instruction requires: sve
    101 // CHECK-UNKNOWN: 08 40 c0 85 <unknown>
    102 
    103 prfw	pstl1keep, p0, [x0]
    104 // CHECK-INST: prfw	pstl1keep, p0, [x0]
    105 // CHECK-ENCODING: [0x08,0x40,0xc0,0x85]
    106 // CHECK-ERROR: instruction requires: sve
    107 // CHECK-UNKNOWN: 08 40 c0 85 <unknown>
    108 
    109 prfw    #9, p0, [x0]
    110 // CHECK-INST: prfw	pstl1strm, p0, [x0]
    111 // CHECK-ENCODING: [0x09,0x40,0xc0,0x85]
    112 // CHECK-ERROR: instruction requires: sve
    113 // CHECK-UNKNOWN: 09 40 c0 85 <unknown>
    114 
    115 prfw	pstl1strm, p0, [x0]
    116 // CHECK-INST: prfw	pstl1strm, p0, [x0]
    117 // CHECK-ENCODING: [0x09,0x40,0xc0,0x85]
    118 // CHECK-ERROR: instruction requires: sve
    119 // CHECK-UNKNOWN: 09 40 c0 85 <unknown>
    120 
    121 prfw    #10, p0, [x0]
    122 // CHECK-INST: prfw	pstl2keep, p0, [x0]
    123 // CHECK-ENCODING: [0x0a,0x40,0xc0,0x85]
    124 // CHECK-ERROR: instruction requires: sve
    125 // CHECK-UNKNOWN: 0a 40 c0 85 <unknown>
    126 
    127 prfw	pstl2keep, p0, [x0]
    128 // CHECK-INST: prfw	pstl2keep, p0, [x0]
    129 // CHECK-ENCODING: [0x0a,0x40,0xc0,0x85]
    130 // CHECK-ERROR: instruction requires: sve
    131 // CHECK-UNKNOWN: 0a 40 c0 85 <unknown>
    132 
    133 prfw    #11, p0, [x0]
    134 // CHECK-INST: prfw	pstl2strm, p0, [x0]
    135 // CHECK-ENCODING: [0x0b,0x40,0xc0,0x85]
    136 // CHECK-ERROR: instruction requires: sve
    137 // CHECK-UNKNOWN: 0b 40 c0 85 <unknown>
    138 
    139 prfw	pstl2strm, p0, [x0]
    140 // CHECK-INST: prfw	pstl2strm, p0, [x0]
    141 // CHECK-ENCODING: [0x0b,0x40,0xc0,0x85]
    142 // CHECK-ERROR: instruction requires: sve
    143 // CHECK-UNKNOWN: 0b 40 c0 85 <unknown>
    144 
    145 prfw    #12, p0, [x0]
    146 // CHECK-INST: prfw	pstl3keep, p0, [x0]
    147 // CHECK-ENCODING: [0x0c,0x40,0xc0,0x85]
    148 // CHECK-ERROR: instruction requires: sve
    149 // CHECK-UNKNOWN: 0c 40 c0 85 <unknown>
    150 
    151 prfw	pstl3keep, p0, [x0]
    152 // CHECK-INST: prfw	pstl3keep, p0, [x0]
    153 // CHECK-ENCODING: [0x0c,0x40,0xc0,0x85]
    154 // CHECK-ERROR: instruction requires: sve
    155 // CHECK-UNKNOWN: 0c 40 c0 85 <unknown>
    156 
    157 prfw    #13, p0, [x0]
    158 // CHECK-INST: prfw	pstl3strm, p0, [x0]
    159 // CHECK-ENCODING: [0x0d,0x40,0xc0,0x85]
    160 // CHECK-ERROR: instruction requires: sve
    161 // CHECK-UNKNOWN: 0d 40 c0 85 <unknown>
    162 
    163 prfw	pstl3strm, p0, [x0]
    164 // CHECK-INST: prfw	pstl3strm, p0, [x0]
    165 // CHECK-ENCODING: [0x0d,0x40,0xc0,0x85]
    166 // CHECK-ERROR: instruction requires: sve
    167 // CHECK-UNKNOWN: 0d 40 c0 85 <unknown>
    168 
    169 prfw    #14, p0, [x0]
    170 // CHECK-INST: prfw	#14, p0, [x0]
    171 // CHECK-ENCODING: [0x0e,0x40,0xc0,0x85]
    172 // CHECK-ERROR: instruction requires: sve
    173 // CHECK-UNKNOWN: 0e 40 c0 85 <unknown>
    174 
    175 prfw    #15, p0, [x0]
    176 // CHECK-INST: prfw	#15, p0, [x0]
    177 // CHECK-ENCODING: [0x0f,0x40,0xc0,0x85]
    178 // CHECK-ERROR: instruction requires: sve
    179 // CHECK-UNKNOWN: 0f 40 c0 85 <unknown>
    180 
    181 // --------------------------------------------------------------------------//
    182 // Test addressing modes
    183 
    184 prfw    pldl1strm, p0, [x0, #-32, mul vl]
    185 // CHECK-INST: prfw     pldl1strm, p0, [x0, #-32, mul vl]
    186 // CHECK-ENCODING: [0x01,0x40,0xe0,0x85]
    187 // CHECK-ERROR: instruction requires: sve
    188 // CHECK-UNKNOWN: 01 40 e0 85
    189 
    190 prfw    pldl1strm, p0, [x0, #31, mul vl]
    191 // CHECK-INST: prfw     pldl1strm, p0, [x0, #31, mul vl]
    192 // CHECK-ENCODING: [0x01,0x40,0xdf,0x85]
    193 // CHECK-ERROR: instruction requires: sve
    194 // CHECK-UNKNOWN: 01 40 df 85
    195 
    196 prfw    pldl1keep, p0, [x0, z0.s, uxtw #2]
    197 // CHECK-INST: prfw    pldl1keep, p0, [x0, z0.s, uxtw #2]
    198 // CHECK-ENCODING: [0x00,0x40,0x20,0x84]
    199 // CHECK-ERROR: instruction requires: sve
    200 // CHECK-UNKNOWN: 00 40 20 84 <unknown>
    201 
    202 prfw    pldl3strm, p5, [x10, z21.s, sxtw #2]
    203 // CHECK-INST: prfw    pldl3strm, p5, [x10, z21.s, sxtw #2]
    204 // CHECK-ENCODING: [0x45,0x55,0x75,0x84]
    205 // CHECK-ERROR: instruction requires: sve
    206 // CHECK-UNKNOWN: 45 55 75 84 <unknown>
    207 
    208 prfw    #7, p3, [x13, z8.d, uxtw #2]
    209 // CHECK-INST: prfw    #7, p3, [x13, z8.d, uxtw #2]
    210 // CHECK-ENCODING: [0xa7,0x4d,0x28,0xc4]
    211 // CHECK-ERROR: instruction requires: sve
    212 // CHECK-UNKNOWN: a7 4d 28 c4 <unknown>
    213 
    214 prfw    pldl1keep, p0, [x0, z0.d, sxtw #2]
    215 // CHECK-INST: prfw    pldl1keep, p0, [x0, z0.d, sxtw #2]
    216 // CHECK-ENCODING: [0x00,0x40,0x60,0xc4]
    217 // CHECK-ERROR: instruction requires: sve
    218 // CHECK-UNKNOWN: 00 40 60 c4 <unknown>
    219 
    220 prfw    pldl3strm, p5, [x10, z21.d, lsl #2]
    221 // CHECK-INST: prfw    pldl3strm, p5, [x10, z21.d, lsl #2]
    222 // CHECK-ENCODING: [0x45,0xd5,0x75,0xc4]
    223 // CHECK-ERROR: instruction requires: sve
    224 // CHECK-UNKNOWN: 45 d5 75 c4 <unknown>
    225 
    226 prfw    #15, p7, [z31.s, #0]
    227 // CHECK-INST: prfw    #15, p7, [z31.s]
    228 // CHECK-ENCODING: [0xef,0xff,0x00,0x85]
    229 // CHECK-ERROR: instruction requires: sve
    230 // CHECK-UNKNOWN: ef ff 00 85 <unknown>
    231 
    232 prfw    #15, p7, [z31.s, #124]
    233 // CHECK-INST: prfw    #15, p7, [z31.s, #124]
    234 // CHECK-ENCODING: [0xef,0xff,0x1f,0x85]
    235 // CHECK-ERROR: instruction requires: sve
    236 // CHECK-UNKNOWN: ef ff 1f 85 <unknown>
    237 
    238 prfw    #15, p7, [z31.d, #0]
    239 // CHECK-INST: prfw    #15, p7, [z31.d]
    240 // CHECK-ENCODING: [0xef,0xff,0x00,0xc5]
    241 // CHECK-ERROR: instruction requires: sve
    242 // CHECK-UNKNOWN: ef ff 00 c5 <unknown>
    243 
    244 prfw    #15, p7, [z31.d, #124]
    245 // CHECK-INST: prfw    #15, p7, [z31.d, #124]
    246 // CHECK-ENCODING: [0xef,0xff,0x1f,0xc5]
    247 // CHECK-ERROR: instruction requires: sve
    248 // CHECK-UNKNOWN: ef ff 1f c5 <unknown>
    249