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

   1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
   2
   3 // Register z32 does not exist.
   4 sub z3.h, z26.h, z32.h
   5 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
   6 // CHECK-NEXT: sub z3.h, z26.h, z32.h
   7 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
   8
   9 // Invalid element kind.
  10 sub z4.h, z27.h, z31.x
  11 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid vector kind qualifier
  12 // CHECK-NEXT: sub z4.h, z27.h, z31.x
  13 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  14
  15 // Element size specifiers should match.
  16 sub z0.h, z8.h, z8.b
  17 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  18 // CHECK-NEXT: sub z0.h, z8.h, z8.b
  19 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  20
  21 // Invalid predicate suffix '/a'
  22 sub z29.d, p7/a, z29.d, z8.d
  23 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: expecting 'm' or 'z' predication
  24 // CHECK-NEXT: sub z29.d, p7/a, z29.d, z8.d
  25 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  26
  27 // Missing predicate suffix
  28 sub z29.d, p7, z29.d, z8.d
  29 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
  30 // CHECK-NEXT: sub z29.d, p7, z29.d, z8.d
  31 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  32
  33 // --------------------------------------------------------------------------//
  34 // error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  35
  36 sub z26.b, p8/m, z26.b, z27.b
  37 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  38 // CHECK-NEXT: sub z26.b, p8/m, z26.b, z27.b
  39 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  40
  41 sub z14.h, p8/m, z14.h, z18.h
  42 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  43 // CHECK-NEXT: sub z14.h, p8/m, z14.h, z18.h
  44 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  45
  46 sub z30.s, p8/m, z30.s, z23.s
  47 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  48 // CHECK-NEXT: sub z30.s, p8/m, z30.s, z23.s
  49 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  50
  51 sub z29.d, p8/m, z29.d, z3.d
  52 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  53 // CHECK-NEXT: sub z29.d, p8/m, z29.d, z3.d
  54 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  55
  56 // --------------------------------------------------------------------------//
  57 // Source and Destination Registers must match
  58
  59 sub z25.b, p4/m, z26.b, z2.b
  60 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
  61 // CHECK-NEXT: sub z25.b, p4/m, z26.b, z2.b
  62 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  63
  64 sub z29.h, p6/m, z30.h, z20.h
  65 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
  66 // CHECK-NEXT: sub z29.h, p6/m, z30.h, z20.h
  67 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  68
  69 sub z14.s, p2/m, z15.s, z21.s
  70 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
  71 // CHECK-NEXT: sub z14.s, p2/m, z15.s, z21.s
  72 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  73
  74 sub z2.d, p5/m, z3.d, z11.d
  75 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
  76 // CHECK-NEXT: sub z2.d, p5/m, z3.d, z11.d
  77 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  78
  79
  80 // --------------------------------------------------------------------------//
  81 // Invalid immediates
  82
  83 sub     z0.b, z0.b, #0, lsl #8      // #0, lsl #8 is not valid for .b
  84 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  85 // CHECK-NEXT: sub     z0.b, z0.b, #0, lsl #8
  86 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  87
  88 sub     z0.b, z0.b, #-1
  89 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  90 // CHECK-NEXT: sub     z0.b, z0.b, #-1
  91 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  92
  93 sub     z0.b, z0.b, #1, lsl #8
  94 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  95 // CHECK-NEXT: sub     z0.b, z0.b, #1, lsl #8
  96 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  97
  98 sub     z0.b, z0.b, #256
  99 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
 100 // CHECK-NEXT: sub     z0.b, z0.b, #256
 101 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 102
 103 sub     z0.h, z0.h, #-1
 104 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 105 // CHECK-NEXT: sub     z0.h, z0.h, #-1
 106 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 107
 108 sub     z0.h, z0.h, #256, lsl #8
 109 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 110 // CHECK-NEXT: sub     z0.h, z0.h, #256, lsl #8
 111 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 112
 113 sub     z0.h, z0.h, #65536
 114 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 115 // CHECK-NEXT: sub     z0.h, z0.h, #65536
 116 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 117
 118 sub     z0.s, z0.s, #-1
 119 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 120 // CHECK-NEXT: sub     z0.s, z0.s, #-1
 121 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 122
 123 sub     z0.s, z0.s, #256, lsl #8
 124 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 125 // CHECK-NEXT: sub     z0.s, z0.s, #256, lsl #8
 126 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 127
 128 sub     z0.s, z0.s, #65536
 129 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 130 // CHECK-NEXT: sub     z0.s, z0.s, #65536
 131 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 132
 133 sub     z0.d, z0.d, #-1
 134 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 135 // CHECK-NEXT: sub     z0.d, z0.d, #-1
 136 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 137
 138 sub     z0.d, z0.d, #256, lsl #8
 139 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 140 // CHECK-NEXT: sub     z0.d, z0.d, #256, lsl #8
 141 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 142
 143 sub     z0.d, z0.d, #65536
 144 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
 145 // CHECK-NEXT: sub     z0.d, z0.d, #65536
 146 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 147
 148
 149 // --------------------------------------------------------------------------//
 150 // Negative tests for instructions that are incompatible with movprfx
 151
 152 movprfx z31.d, p0/z, z6.d
 153 sub     z31.d, z31.d, #65280
 154 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
 155 // CHECK-NEXT: sub     z31.d, z31.d, #65280
 156 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 157
 158 movprfx z31.s, p0/z, z6.s
 159 sub     z31.s, z31.s, z31.s
 160 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 161 // CHECK-NEXT: sub     z31.s, z31.s, z31.s
 162 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 163
 164 movprfx z31, z6
 165 sub     z31.s, z31.s, z31.s
 166 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 167 // CHECK-NEXT: sub     z31.s, z31.s, z31.s
 168 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: