test/MC/AArch64/SVE2/usubwb-diagnostics.s

   1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve2  2>&1 < %s| FileCheck %s
   2
   3
   4 // ------------------------------------------------------------------------- //
   5 // Invalid element width
   6
   7 usubwb z0.b, z0.b, z0.b
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
   9 // CHECK-NEXT: usubwb z0.b, z0.b, z0.b
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 usubwb z0.h, z0.h, z0.h
  13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  14 // CHECK-NEXT: usubwb z0.h, z0.h, z0.h
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17 usubwb z0.s, z0.s, z0.s
  18 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  19 // CHECK-NEXT: usubwb z0.s, z0.s, z0.s
  20 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  21
  22 usubwb z0.d, z0.d, z0.d
  23 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  24 // CHECK-NEXT: usubwb z0.d, z0.d, z0.d
  25 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  26
  27 // --------------------------------------------------------------------------//
  28 // Negative tests for instructions that are incompatible with movprfx
  29
  30 movprfx z31.d, p0/z, z6.d
  31 usubwb z0.d, z1.d, z2.s
  32 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  33 // CHECK-NEXT: usubwb z0.d, z1.d, z2.s
  34 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  35
  36 movprfx z31, z6
  37 usubwb z0.d, z1.d, z2.s
  38 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  39 // CHECK-NEXT: usubwb z0.d, z1.d, z2.s
  40 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: