test/MC/AArch64/SVE/sqsub-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 sqsub z22.h, z10.h, z32.h
   5 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
   6 // CHECK-NEXT: sqsub z22.h, z10.h, z32.h
   7 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
   8
   9 // Invalid element kind.
  10 sqsub z20.h, z2.h, z31.x
  11 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid vector kind qualifier
  12 // CHECK-NEXT: sqsub z20.h, z2.h, z31.x
  13 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  14
  15 // Element size specifiers should match.
  16 sqsub z27.h, z11.h, z27.b
  17 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  18 // CHECK-NEXT: sqsub z27.h, z11.h, z27.b
  19 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  20
  21
  22 // --------------------------------------------------------------------------//
  23 // Invalid immediates
  24
  25 sqsub     z0.b, z0.b, #0, lsl #8      // #0, lsl #8 is not valid for .b
  26 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  27 // CHECK-NEXT: sqsub     z0.b, z0.b, #0, lsl #8
  28 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  29
  30 sqsub     z0.b, z0.b, #-1
  31 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  32 // CHECK-NEXT: sqsub     z0.b, z0.b, #-1
  33 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  34
  35 sqsub     z0.b, z0.b, #1, lsl #8
  36 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  37 // CHECK-NEXT: sqsub     z0.b, z0.b, #1, lsl #8
  38 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  39
  40 sqsub     z0.b, z0.b, #256
  41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] with a shift amount of 0
  42 // CHECK-NEXT: sqsub     z0.b, z0.b, #256
  43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  44
  45 sqsub     z0.h, z0.h, #-1
  46 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  47 // CHECK-NEXT: sqsub     z0.h, z0.h, #-1
  48 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  49
  50 sqsub     z0.h, z0.h, #256, lsl #8
  51 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  52 // CHECK-NEXT: sqsub     z0.h, z0.h, #256, lsl #8
  53 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  54
  55 sqsub     z0.h, z0.h, #65536
  56 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  57 // CHECK-NEXT: sqsub     z0.h, z0.h, #65536
  58 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  59
  60 sqsub     z0.s, z0.s, #-1
  61 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  62 // CHECK-NEXT: sqsub     z0.s, z0.s, #-1
  63 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  64
  65 sqsub     z0.s, z0.s, #256, lsl #8
  66 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  67 // CHECK-NEXT: sqsub     z0.s, z0.s, #256, lsl #8
  68 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  69
  70 sqsub     z0.s, z0.s, #65536
  71 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  72 // CHECK-NEXT: sqsub     z0.s, z0.s, #65536
  73 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  74
  75 sqsub     z0.d, z0.d, #-1
  76 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  77 // CHECK-NEXT: sqsub     z0.d, z0.d, #-1
  78 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  79
  80 sqsub     z0.d, z0.d, #256, lsl #8
  81 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  82 // CHECK-NEXT: sqsub     z0.d, z0.d, #256, lsl #8
  83 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  84
  85 sqsub     z0.d, z0.d, #65536
  86 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255] or a multiple of 256 in range [256, 65280]
  87 // CHECK-NEXT: sqsub     z0.d, z0.d, #65536
  88 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  89
  90
  91 // --------------------------------------------------------------------------//
  92 // Negative tests for instructions that are incompatible with movprfx
  93
  94 movprfx z31.d, p0/z, z6.d
  95 sqsub     z31.d, z31.d, #65280
  96 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
  97 // CHECK-NEXT: sqsub     z31.d, z31.d, #65280
  98 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  99
 100 movprfx z0.d, p0/z, z7.d
 101 sqsub     z0.d, z0.d, z0.d
 102 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 103 // CHECK-NEXT: sqsub     z0.d, z0.d, z0.d
 104 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 105
 106 movprfx z0, z7
 107 sqsub     z0.d, z0.d, z0.d
 108 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 109 // CHECK-NEXT: sqsub     z0.d, z0.d, z0.d
 110 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: