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

   1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
   2
   3
   4 // ------------------------------------------------------------------------- //
   5 // Tied operands must match
   6
   7 ext z0.b, z1.b, z2.b, #0
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: operand must match destination register
   9 // CHECK-NEXT: ext z0.b, z1.b, z2.b, #0
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12
  13 // ------------------------------------------------------------------------- //
  14 // Invalid element widths.
  15
  16 ext z0.h, z0.h, z1.h, #0
  17 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  18 // CHECK-NEXT: ext z0.h, z0.h, z1.h, #0
  19 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  20
  21
  22 // ------------------------------------------------------------------------- //
  23 // Invalid immediate range.
  24
  25 ext z0.b, z0.b, z1.b, #-1
  26 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255].
  27 // CHECK-NEXT: ext z0.b, z0.b, z1.b, #-1
  28 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  29
  30 ext z0.b, z0.b, z1.b, #256
  31 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: immediate must be an integer in range [0, 255].
  32 // CHECK-NEXT: ext z0.b, z0.b, z1.b, #256
  33 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  34
  35
  36 // --------------------------------------------------------------------------//
  37 // Negative tests for instructions that are incompatible with movprfx
  38
  39 movprfx z31.b, p0/z, z6.b
  40 ext z31.b, z31.b, z0.b, #255
  41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a predicated movprfx, suggest using unpredicated movprfx
  42 // CHECK-NEXT: ext z31.b, z31.b, z0.b, #255
  43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: