llvm/test/MC/AArch64/armv8.6a-simd-matmul-error.s

   1 // RUN: not llvm-mc -triple aarch64 -show-encoding -mattr=+i8mm       < %s 2>&1 | FileCheck %s
   2
   3 // No interesting edge cases for [US]MMLA, except for the fact that the data
   4 // types are fixed (no 64-bit version), and USMMLA exists, but SUMMLA does not.
   5 smmla  v1.2s, v16.8b, v31.8b
   6 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
   7 summla v1.4s, v16.16b, v31.16b
   8 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: unrecognized instruction mnemonic, did you mean: smmla, ummla, usmmla?
   9
  10 // USDOT (vector) has two valid data type combinations, others are rejected.
  11 usdot v3.4s, v15.8b, v30.8b
  12 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  13 usdot v3.2s, v15.16b, v30.16b
  14 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  15
  16 // For USDOT and SUDOT (indexed), the index is in range [0,3] (regardless of data types)
  17 usdot v31.2s, v1.8b,  v2.4b[4]
  18 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector lane must be an integer in range [0, 3].
  19 usdot v31.4s, v1.16b, v2.4b[4]
  20 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector lane must be an integer in range [0, 3].
  21 sudot v31.2s, v1.8b,  v2.4b[4]
  22 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector lane must be an integer in range [0, 3].
  23 sudot v31.4s, v1.16b, v2.4b[4]
  24 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: vector lane must be an integer in range [0, 3].
  25
  26 // The arrangement specifiers of the first two operands must match.
  27 usdot v31.4s, v1.8b,  v2.4b[0]
  28 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  29 usdot v31.2s, v1.16b, v2.4b[0]
  30 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  31 sudot v31.4s, v1.8b,  v2.4b[0]
  32 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction
  33 sudot v31.2s, v1.16b, v2.4b[0]
  34 // CHECK: [[@LINE-1]]:{{[0-9]+}}: error: invalid operand for instruction