xref: /llvm-project/llvm/test/ObjectYAML/wasm/section_header_size.yaml (revision 1b21067cf247c62c2442daa7ee2d3915249d1ee2) 
1## Test that obj2yaml output includes the section header size encoding length
2## only when the length isn't padded to 5 bytes.
3# RUN: yaml2obj --docnum=1 %s | obj2yaml | FileCheck %s
4
5--- !WASM
6FileHeader:
7  Version:         0x1
8Sections:
9  - Type:            TYPE
10    HeaderSecSizeEncodingLen:   3
11    Signatures:
12      - Index:           0
13        ParamTypes:
14          - I32
15          - I32
16        ReturnTypes:
17          - I32
18  - Type:            FUNCTION
19    HeaderSecSizeEncodingLen:  4
20    FunctionTypes:             [ 0 ]
21  - Type:            MEMORY
22    HeaderSecSizeEncodingLen:  1
23    Memories:
24      - Flags:           [ HAS_MAX ]
25        Minimum:         0x100
26        Maximum:         0x100
27  - Type:            EXPORT
28    HeaderSecSizeEncodingLen:  5
29    Exports:
30      - Name:            add
31        Kind:            FUNCTION
32        Index:           0
33  - Type:            CODE
34    HeaderSecSizeEncodingLen:  2
35    Functions:
36      - Index:           0
37        Locals:          []
38        Body:            200020016A0B
39...
40# CHECK: --- !WASM
41# CHECK-NEXT: FileHeader:
42# CHECK-NEXT:   Version:         0x1
43# CHECK-NEXT: Sections:
44# CHECK-NEXT:   - Type:            TYPE
45# CHECK-NEXT:     HeaderSecSizeEncodingLen:   3
46# CHECK-NEXT:     Signatures:
47# CHECK-NEXT:       - Index:           0
48# CHECK-NEXT:         ParamTypes:
49# CHECK-NEXT:           - I32
50# CHECK-NEXT:           - I32
51# CHECK-NEXT:         ReturnTypes:
52# CHECK-NEXT:           - I32
53# CHECK-NEXT:   - Type:            FUNCTION
54# CHECK-NEXT:     HeaderSecSizeEncodingLen:  4
55# CHECK-NEXT:     FunctionTypes:             [ 0 ]
56# CHECK-NEXT:   - Type:            MEMORY
57# CHECK-NEXT:     Memories:
58# CHECK-NEXT:       - Flags:           [ HAS_MAX ]
59# CHECK-NEXT:         Minimum:         0x100
60# CHECK-NEXT:         Maximum:         0x100
61# CHECK-NEXT:   - Type:            EXPORT
62# CHECK-NEXT:     Exports:
63# CHECK-NEXT:       - Name:            add
64# CHECK-NEXT:         Kind:            FUNCTION
65# CHECK-NEXT:         Index:           0
66# CHECK-NEXT:   - Type:            CODE
67# CHECK-NEXT:     HeaderSecSizeEncodingLen:  2
68# CHECK-NEXT:     Functions:
69# CHECK-NEXT:       - Index:           0
70# CHECK-NEXT:         Locals:          []
71# CHECK-NEXT:         Body:            200020016A0B
72
73## Test if we correctly error out if the provided section header size is less
74## than the size required.
75# RUN: not yaml2obj --docnum=2 %s -o /dev/null 2>&1 | FileCheck %s --check-prefix=INVALID
76# INVALID: yaml2obj: error: section header length can't be encoded in a LEB of size 0
77
78--- !WASM
79FileHeader:
80  Version:         0x1
81Sections:
82  - Type:            TYPE
83    HeaderSecSizeEncodingLen:   0
84    Signatures:
85      - Index:           0
86        ParamTypes:
87          - I32
88          - I32
89        ReturnTypes:
90          - I32
91...
92