test/MC/PowerPC/invalid-instructions-spellcheck.s

   1 # RUN: not llvm-mc -triple powerpc-unknown-unknown < %s 2>&1 | FileCheck %s
   2
   3 # This tests the mnemonic spell checker.
   4
   5 # First check what happens when an instruction is omitted:
   6
   7 %r1, %r2, %r3
   8
   9 # CHECK:      error: unexpected token at start of statement
  10 # CHECK-NEXT: %r1, %r2, %r3
  11 # CHECK-NEXT:   ^
  12
  13 # We don't want to see a suggestion here; the edit distance is too large to
  14 # give sensible suggestions:
  15
  16 aaaaaaaaaaaaaaa %r1, %r2, %r3
  17
  18 # CHECK:      error: invalid instruction
  19 # CHECK-NEXT: aaaaaaaaaaaaaaa %r1, %r2, %r3
  20 # CHECK-NEXT: ^
  21
  22 # Check that we get one suggestion: 'vmaxfpg' is 1 edit away, i.e. an deletion.
  23
  24 vmaxfpg %r1, %r2
  25
  26 # CHECK:      error: invalid instruction, did you mean: vmaxfp?
  27 # CHECK-NEXT: vmaxfpg %r1, %r2
  28 # CHECK-NEXT: ^
  29
  30 # Check edit distance 1 and 2, just insertions:
  31
  32 xsnmsubad %r1, %r2
  33
  34 # CHECK:      error: invalid instruction, did you mean: xsmsubadp, xsnmsubadp?
  35 # CHECK-NEXT: xsnmsubad %r1, %r2
  36 # CHECK-NEXT: ^
  37
  38 # Check an instruction that is 2 edits away, and also has a lot of candidates:
  39
  40 adXd %r1, %r2, %r3
  41
  42 # CHECK:      error: invalid instruction, did you mean: add, addc, adde, addi, fadd?
  43 # CHECK-NEXT: adXd %r1, %r2, %r3
  44 # CHECK-NEXT: ^