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

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