test/MC/AArch64/SVE2/subhnb-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 subhnb z0.b, z1.b, z2.b
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
   9 // CHECK-NEXT: subhnb z0.b, z1.b, z2.b
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 subhnb z0.h, z1.h, z2.h
  13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  14 // CHECK-NEXT: subhnb z0.h, z1.h, z2.h
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17 subhnb z0.s, z1.s, z2.s
  18 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  19 // CHECK-NEXT: subhnb z0.s, z1.s, z2.s
  20 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  21
  22 subhnb z0.d, z1.d, z2.d
  23 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  24 // CHECK-NEXT: subhnb z0.d, z1.d, z2.d
  25 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  26
  27 // --------------------------------------------------------------------------//
  28 // Negative tests for instructions that are incompatible with movprfx
  29
  30 movprfx z0, z7
  31 subhnb  z0.s, z1.d, z31.d
  32 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  33 // CHECK-NEXT: subhnb  z0.s, z1.d, z31.d
  34 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  35
  36 movprfx z0.s, p0/z, z7.s
  37 subhnb  z0.s, z1.d, z31.d
  38 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  39 // CHECK-NEXT: subhnb  z0.s, z1.d, z31.d
  40 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: