test/MC/AArch64/SVE/st2b-diagnostics.s

   1 // RUN: not llvm-mc -triple=aarch64 -show-encoding -mattr=+sve  2>&1 < %s| FileCheck %s
   2
   3
   4 // --------------------------------------------------------------------------//
   5 // Immediate out of lower bound [-16, 14].
   6
   7 st2b {z12.b, z13.b}, p4, [x12, #-18, MUL VL]
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
   9 // CHECK-NEXT: st2b {z12.b, z13.b}, p4, [x12, #-18, MUL VL]
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 st2b {z7.b, z8.b}, p3, [x1, #16, MUL VL]
  13 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
  14 // CHECK-NEXT: st2b {z7.b, z8.b}, p3, [x1, #16, MUL VL]
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17
  18 // --------------------------------------------------------------------------//
  19 // Immediate not a multiple of two.
  20
  21 st2b {z12.b, z13.b}, p4, [x12, #-7, MUL VL]
  22 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
  23 // CHECK-NEXT: st2b {z12.b, z13.b}, p4, [x12, #-7, MUL VL]
  24 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  25
  26 st2b {z7.b, z8.b}, p3, [x1, #5, MUL VL]
  27 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: index must be a multiple of 2 in range [-16, 14].
  28 // CHECK-NEXT: st2b {z7.b, z8.b}, p3, [x1, #5, MUL VL]
  29 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  30
  31
  32 // --------------------------------------------------------------------------//
  33 // Invalid scalar + scalar addressing modes
  34
  35 st2b { z0.b, z1.b }, p0, [x0, xzr]
  36 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  37 // CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, xzr]
  38 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  39
  40 st2b { z0.b, z1.b }, p0, [x0, x0, lsl #1]
  41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  42 // CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, x0, lsl #1]
  43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  44
  45 st2b { z0.b, z1.b }, p0, [x0, w0]
  46 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  47 // CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, w0]
  48 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  49
  50 st2b { z0.b, z1.b }, p0, [x0, w0, uxtw]
  51 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  52 // CHECK-NEXT: st2b { z0.b, z1.b }, p0, [x0, w0, uxtw]
  53 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  54
  55
  56 // --------------------------------------------------------------------------//
  57 // Invalid predicate
  58
  59 st2b {z2.b, z3.b}, p8, [x15, #10, MUL VL]
  60 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  61 // CHECK-NEXT: st2b {z2.b, z3.b}, p8, [x15, #10, MUL VL]
  62 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  63
  64 st2b {z2.b, z3.b}, p7.b, [x15, #10, MUL VL]
  65 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  66 // CHECK-NEXT: st2b {z2.b, z3.b}, p7.b, [x15, #10, MUL VL]
  67 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  68
  69 st2b {z2.b, z3.b}, p7.q, [x15, #10, MUL VL]
  70 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  71 // CHECK-NEXT: st2b {z2.b, z3.b}, p7.q, [x15, #10, MUL VL]
  72 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  73
  74
  75 // --------------------------------------------------------------------------//
  76 // Invalid vector list.
  77
  78 st2b { }, p0, [x0]
  79 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector register expected
  80 // CHECK-NEXT: st2b { }, p0, [x0]
  81 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  82
  83 st2b { z0.b, z1.b, z2.b }, p0, [x0]
  84 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
  85 // CHECK-NEXT: st2b { z0.b, z1.b, z2.b }, p0, [x0]
  86 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  87
  88 st2b { z0.b, z1.h }, p0, [x0]
  89 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: mismatched register size suffix
  90 // CHECK-NEXT: st2b { z0.b, z1.h }, p0, [x0]
  91 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  92
  93 st2b { z0.b, z2.b }, p0, [x0]
  94 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: registers must be sequential
  95 // CHECK-NEXT: st2b { z0.b, z2.b }, p0, [x0]
  96 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  97
  98 st2b { v0.2d, v1.2d }, p0, [x0]
  99 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
 100 // CHECK-NEXT: st2b { v0.2d, v1.2d }, p0, [x0]
 101 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 102
 103
 104 // --------------------------------------------------------------------------//
 105 // Negative tests for instructions that are incompatible with movprfx
 106
 107 movprfx z21.b, p5/z, z28.b
 108 st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
 109 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 110 // CHECK-NEXT: st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
 111 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 112
 113 movprfx z21, z28
 114 st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
 115 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 116 // CHECK-NEXT: st2b    { z21.b, z22.b }, p5, [x10, #10, mul vl]
 117 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: