test/MC/AArch64/SVE/ld2b-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 ld2b {z12.b, z13.b}, p4/z, [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: ld2b {z12.b, z13.b}, p4/z, [x12, #-18, MUL VL]
  10 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  11
  12 ld2b {z7.b, z8.b}, p3/z, [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: ld2b {z7.b, z8.b}, p3/z, [x1, #16, MUL VL]
  15 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  16
  17
  18 // --------------------------------------------------------------------------//
  19 // Immediate not a multiple of two.
  20
  21 ld2b {z12.b, z13.b}, p4/z, [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: ld2b {z12.b, z13.b}, p4/z, [x12, #-7, MUL VL]
  24 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  25
  26 ld2b {z7.b, z8.b}, p3/z, [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: ld2b {z7.b, z8.b}, p3/z, [x1, #5, MUL VL]
  29 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  30
  31
  32 // --------------------------------------------------------------------------//
  33 // Invalid scalar + scalar addressing modes
  34
  35 ld2b { z0.b, z1.b }, p0/z, [x0, xzr]
  36 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  37 // CHECK-NEXT: ld2b { z0.b, z1.b }, p0/z, [x0, xzr]
  38 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  39
  40 ld2b { z0.b, z1.b }, p0/z, [x0, x0, lsl #1]
  41 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  42 // CHECK-NEXT: ld2b { z0.b, z1.b }, p0/z, [x0, x0, lsl #1]
  43 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  44
  45 ld2b { z0.b, z1.b }, p0/z, [x0, w0]
  46 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  47 // CHECK-NEXT: ld2b { z0.b, z1.b }, p0/z, [x0, w0]
  48 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  49
  50 ld2b { z0.b, z1.b }, p0/z, [x0, w0, uxtw]
  51 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: register must be x0..x30 without shift
  52 // CHECK-NEXT: ld2b { z0.b, z1.b }, p0/z, [x0, w0, uxtw]
  53 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  54
  55
  56 // --------------------------------------------------------------------------//
  57 // error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  58
  59 ld2b {z2.b, z3.b}, p8/z, [x15, #10, MUL VL]
  60 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid restricted predicate register, expected p0..p7 (without element suffix)
  61 // CHECK-NEXT: ld2b {z2.b, z3.b}, p8/z, [x15, #10, MUL VL]
  62 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  63
  64
  65 // --------------------------------------------------------------------------//
  66 // Invalid vector list.
  67
  68 ld2b { }, p0/z, [x0]
  69 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector register expected
  70 // CHECK-NEXT: ld2b { }, p0/z, [x0]
  71 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  72
  73 ld2b { z0.b, z1.b, z2.b }, p0/z, [x0]
  74 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
  75 // CHECK-NEXT: ld2b { z0.b, z1.b, z2.b }, p0/z, [x0]
  76 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  77
  78 ld2b { z0.b, z1.h }, p0/z, [x0]
  79 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: mismatched register size suffix
  80 // CHECK-NEXT: ld2b { z0.b, z1.h }, p0/z, [x0]
  81 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  82
  83 ld2b { z0.b, z2.b }, p0/z, [x0]
  84 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: registers must be sequential
  85 // CHECK-NEXT: ld2b { z0.b, z2.b }, p0/z, [x0]
  86 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  87
  88 ld2b { v0.2d, v1.2d }, p0/z, [x0]
  89 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand
  90 // CHECK-NEXT: ld2b { v0.2d, v1.2d }, p0/z, [x0]
  91 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
  92
  93
  94 // --------------------------------------------------------------------------//
  95 // Negative tests for instructions that are incompatible with movprfx
  96
  97 movprfx z21.b, p5/z, z28.b
  98 ld2b    { z21.b, z22.b }, p5/z, [x10, #10, mul vl]
  99 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 100 // CHECK-NEXT: ld2b    { z21.b, z22.b }, p5/z, [x10, #10, mul vl]
 101 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}:
 102
 103 movprfx z21, z28
 104 ld2b    { z21.b, z22.b }, p5/z, [x10, #10, mul vl]
 105 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: instruction is unpredictable when following a movprfx, suggest replacing movprfx with mov
 106 // CHECK-NEXT: ld2b    { z21.b, z22.b }, p5/z, [x10, #10, mul vl]
 107 // CHECK-NOT: [[@LINE-1]]:{{[0-9]+}}: