1# RUN: not llvm-mc -triple amdgcn < %s 2>&1 | FileCheck --strict-whitespace %s
2
3# This tests the mnemonic spell checker.
4
5# First check what happens when an instruction is omitted:
6
7v2, v4, v6
8
9# CHECK:      error: invalid instruction
10# CHECK-NEXT:{{^}}v2, v4, v6
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
16aaaaaaaaaaaaaaa v1, v2, v3
17
18# CHECK:      error: invalid instruction
19# CHECK-NEXT:{{^}}aaaaaaaaaaaaaaa v1, v2, v3
20# CHECK-NEXT:{{^}}^
21
22# Check that we get one suggestion: 'dsc_write_src2_b64' is 1 edit away, i.e. an deletion.
23
24dsc_write_src2_b64 v1, v2, v3
25
26# CHECK:      error: invalid instruction, did you mean: ds_write_src2_b64?
27# CHECK-NEXT:{{^}}dsc_write_src2_b64 v1, v2, v3
28# CHECK-NEXT:{{^}}^
29
30# Check edit distance 1 and 2, just insertions:
31
32s_mov_b v1, v2
33
34# CHECK:      error: invalid instruction, did you mean: s_mov_b32, s_mov_b64?
35# CHECK-NEXT:{{^}}s_mov_b v1, v2
36# CHECK-NEXT:{{^}}^
37
38# Check an instruction that is 2 edits away, and also has a lot of candidates:
39
40s_load_dwordx v1, v2, v3
41
42# CHECK:      error: invalid instruction, did you mean: s_load_dword, s_load_dwordx16, s_load_dwordx2, s_load_dwordx4, s_load_dwordx8?
43# CHECK-NEXT:{{^}}s_load_dwordx v1, v2, v3
44# CHECK-NEXT:{{^}}^
45