test/MC/AArch64/SVE2/histcnt-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 histcnt z0.b, p0/z, z0.b, z0.b
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
   9 // CHECK-NEXT: histcnt z0.b, p0/z, z0.b, z0.b
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 histcnt z0.h, p0/z, z0.h, z1.h
  13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid element width
  14 // CHECK-NEXT: histcnt z0.h, p0/z, z0.h, z1.h
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17
  18 // --------------------------------------------------------------------------//
  19 // Invalid predicate operation
  20
  21 histcnt z0.s, p0/m, z1.s, z2.s
  22 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  23 // CHECK-NEXT: histcnt z0.s, p0/m, z1.s, z2.s
  24 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  25
  26
  27 // --------------------------------------------------------------------------//
  28 // Predicate not in restricted predicate range
  29
  30 histcnt z0.s, p8/z, z1.s, z2.s
  31 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  32 // CHECK-NEXT: histcnt z0.s, p8/z, z1.s, z2.s
  33 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  34
  35
  36 // --------------------------------------------------------------------------//
  37 // Negative tests for instructions that are incompatible with movprfx
  38
  39 movprfx z0.s, p0/z, z7.s
  40 histcnt z0.s, p7/z, z1.s, z2.s
  41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  42 // CHECK-NEXT: histcnt z0.s, p7/z, z1.s, z2.s
  43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  44
  45 movprfx z0, z7
  46 histcnt z0.s, p7/z, z1.s, z2.s
  47 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
  48 // CHECK-NEXT: histcnt z0.s, p7/z, z1.s, z2.s
  49 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: