test/MC/AArch64/SVE/lastb-diagnostics.s

   1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
   2
   3
   4 // ------------------------------------------------------------------------- //
   5 // Invalid predicate
   6
   7 lastb   w0, p8, z31.b
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
   9 // CHECK-NEXT: lastb   w0, p8, z31.b
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 lastb   w0, p7.b, w0, z31.b
  13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  14 // CHECK-NEXT: lastb   w0, p7.b, w0, z31.b
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17 lastb   w0, p7.q, w0, z31.b
  18 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  19 // CHECK-NEXT: lastb   w0, p7.q, w0, z31.b
  20 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  21
  22
  23 // ------------------------------------------------------------------------- //
  24 // Invalid element width
  25
  26 lastb   x0, p7, z31.b
  27 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  28 // CHECK-NEXT: lastb   x0, p7, z31.b
  29 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  30
  31 lastb   x0, p7, z31.h
  32 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  33 // CHECK-NEXT: lastb   x0, p7, z31.h
  34 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  35
  36 lastb   x0, p7, z31.s
  37 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  38 // CHECK-NEXT: lastb   x0, p7, z31.s
  39 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  40
  41 lastb   w0, p7, z31.d
  42 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  43 // CHECK-NEXT: lastb   w0, p7, z31.d
  44 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  45
  46 lastb   b0, p7, z31.h
  47 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  48 // CHECK-NEXT: lastb   b0, p7, z31.h
  49 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  50
  51 lastb   h0, p7, z31.s
  52 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  53 // CHECK-NEXT: lastb   h0, p7, z31.s
  54 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  55
  56 lastb   s0, p7, z31.d
  57 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  58 // CHECK-NEXT: lastb   s0, p7, z31.d
  59 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  60
  61 lastb   d0, p7, z31.b
  62 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  63 // CHECK-NEXT: lastb   d0, p7, z31.b
  64 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  65
  66
  67 // --------------------------------------------------------------------------//
  68 // Negative tests for instructions that are incompatible with movprfx
  69
  70 movprfx z31.d, p7/z, z6.d
  71 lastb   x0, p7, z31.d
  72 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  73 // CHECK-NEXT: lastb   x0, p7, z31.d
  74 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  75
  76 movprfx z31, z6
  77 lastb   x0, p7, z31.d
  78 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  79 // CHECK-NEXT: lastb   x0, p7, z31.d
  80 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  81
  82 movprfx z31.d, p7/z, z6.d
  83 lastb   d0, p7, z31.d
  84 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  85 // CHECK-NEXT: lastb   d0, p7, z31.d
  86 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  87
  88 movprfx z31, z6
  89 lastb   d0, p7, z31.d
  90 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  91 // CHECK-NEXT: lastb   d0, p7, z31.d
  92 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: