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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 decp    x0, p0.b
     11 // CHECK-INST: decp    x0, p0.b
     12 // CHECK-ENCODING: [0x00,0x88,0x2d,0x25]
     13 // CHECK-ERROR: instruction requires: sve
     14 // CHECK-UNKNOWN: 00 88 2d 25 <unknown>
     15 
     16 decp    x0, p0.h
     17 // CHECK-INST: decp    x0, p0.h
     18 // CHECK-ENCODING: [0x00,0x88,0x6d,0x25]
     19 // CHECK-ERROR: instruction requires: sve
     20 // CHECK-UNKNOWN: 00 88 6d 25 <unknown>
     21 
     22 decp    x0, p0.s
     23 // CHECK-INST: decp    x0, p0.s
     24 // CHECK-ENCODING: [0x00,0x88,0xad,0x25]
     25 // CHECK-ERROR: instruction requires: sve
     26 // CHECK-UNKNOWN: 00 88 ad 25 <unknown>
     27 
     28 decp    x0, p0.d
     29 // CHECK-INST: decp    x0, p0.d
     30 // CHECK-ENCODING: [0x00,0x88,0xed,0x25]
     31 // CHECK-ERROR: instruction requires: sve
     32 // CHECK-UNKNOWN: 00 88 ed 25 <unknown>
     33 
     34 decp    xzr, p15.b
     35 // CHECK-INST: decp    xzr, p15.b
     36 // CHECK-ENCODING: [0xff,0x89,0x2d,0x25]
     37 // CHECK-ERROR: instruction requires: sve
     38 // CHECK-UNKNOWN: ff 89 2d 25 <unknown>
     39 
     40 decp    xzr, p15.h
     41 // CHECK-INST: decp    xzr, p15.h
     42 // CHECK-ENCODING: [0xff,0x89,0x6d,0x25]
     43 // CHECK-ERROR: instruction requires: sve
     44 // CHECK-UNKNOWN: ff 89 6d 25 <unknown>
     45 
     46 decp    xzr, p15.s
     47 // CHECK-INST: decp    xzr, p15.s
     48 // CHECK-ENCODING: [0xff,0x89,0xad,0x25]
     49 // CHECK-ERROR: instruction requires: sve
     50 // CHECK-UNKNOWN: ff 89 ad 25 <unknown>
     51 
     52 decp    xzr, p15.d
     53 // CHECK-INST: decp    xzr, p15.d
     54 // CHECK-ENCODING: [0xff,0x89,0xed,0x25]
     55 // CHECK-ERROR: instruction requires: sve
     56 // CHECK-UNKNOWN: ff 89 ed 25 <unknown>
     57 
     58 decp    z31.h, p15
     59 // CHECK-INST: decp    z31.h, p15
     60 // CHECK-ENCODING: [0xff,0x81,0x6d,0x25]
     61 // CHECK-ERROR: instruction requires: sve
     62 // CHECK-UNKNOWN: ff 81 6d 25 <unknown>
     63 
     64 decp    z31.s, p15
     65 // CHECK-INST: decp    z31.s, p15
     66 // CHECK-ENCODING: [0xff,0x81,0xad,0x25]
     67 // CHECK-ERROR: instruction requires: sve
     68 // CHECK-UNKNOWN: ff 81 ad 25 <unknown>
     69 
     70 decp    z31.d, p15
     71 // CHECK-INST: decp    z31.d, p15
     72 // CHECK-ENCODING: [0xff,0x81,0xed,0x25]
     73 // CHECK-ERROR: instruction requires: sve
     74 // CHECK-UNKNOWN: ff 81 ed 25 <unknown>
     75 
     76 
     77 // --------------------------------------------------------------------------//
     78 // Test compatibility with MOVPRFX instruction.
     79 
     80 movprfx z31, z6
     81 // CHECK-INST: movprfx	z31, z6
     82 // CHECK-ENCODING: [0xdf,0xbc,0x20,0x04]
     83 // CHECK-ERROR: instruction requires: sve
     84 // CHECK-UNKNOWN: df bc 20 04 <unknown>
     85 
     86 decp    z31.d, p15
     87 // CHECK-INST: decp	z31.d, p15
     88 // CHECK-ENCODING: [0xff,0x81,0xed,0x25]
     89 // CHECK-ERROR: instruction requires: sve
     90 // CHECK-UNKNOWN: ff 81 ed 25 <unknown>
     91