xref: /llvm-project/lld/test/ELF/loongarch-interlink.test (revision 6084ee742064cf8121444febee342133b0cb7abd)
1# REQUIRES: loongarch
2# RUN: rm -rf %t && split-file %s %t
3
4# RUN: yaml2obj %t/blob.yaml -o %t/blob.o
5# RUN: yaml2obj %t/v0-lp64d.yaml -o %t/v0-lp64d.o
6# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnu %t/start.s -o %t/v1-lp64d.o
7# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnusf %t/start.s -o %t/v1-lp64s.o
8# RUN: llvm-mc --filetype=obj --triple=loongarch64-unknown-gnu %t/bar.s -o %t/v1-b-lp64d.o
9
10## Check that binary input results in e_flags=0 output.
11# RUN: ld.lld -m elf64loongarch -b binary %t/blob.bin -o %t/blob.out
12# RUN: llvm-readobj -h %t/blob.out | FileCheck --check-prefix=EMPTY %s
13# EMPTY:      Flags [
14# EMPTY-NEXT: ]
15
16## Check that interlink between e_flags=0 and normal input (that contain code)
17## is allowed.
18## Also check that the e_flags logic work as intended regardless of input file
19## order.
20# RUN: ld.lld %t/blob.o %t/v1-lp64d.o -o %t/v1-lp64d.out
21# RUN: ld.lld %t/v1-lp64s.o %t/blob.o -o %t/v1-lp64s.out
22# RUN: llvm-readobj -h %t/v1-lp64d.out | FileCheck --check-prefix=V1-LP64D %s
23# RUN: llvm-readobj -h %t/v1-lp64s.out | FileCheck --check-prefix=V1-LP64S %s
24# V1-LP64D: Flags [ (0x43)
25# V1-LP64S: Flags [ (0x41)
26
27## Check that interlink between different ABIs is disallowed.
28# RUN: not ld.lld %t/v1-lp64s.o %t/v1-b-lp64d.o -o /dev/null 2>&1 | FileCheck -DFILE1=%t/v1-b-lp64d.o -DFILE2=%t/v1-lp64s.o --check-prefix=INTERLINK-ERR %s
29# INTERLINK-ERR: error: [[FILE1]]: cannot link object files with different ABI from [[FILE2]]
30
31## Check that interlink between different object ABI versions is disallowed.
32# RUN: not ld.lld %t/v0-lp64d.o %t/v1-b-lp64d.o %t/blob.o -o /dev/null 2>&1 | FileCheck -DFILE=%t/v0-lp64d.o --check-prefix=VERSION-ERR %s
33# VERSION-ERR: error: [[FILE]]: unsupported object file ABI version
34
35#--- blob.bin
36BLOB
37
38#--- blob.yaml
39--- !ELF
40FileHeader:
41  Class:           ELFCLASS64
42  Data:            ELFDATA2LSB
43  Type:            ET_REL
44  Machine:         EM_LOONGARCH
45  SectionHeaderStringTable: .strtab
46Sections:
47  - Name:            .data
48    Type:            SHT_PROGBITS
49    Flags:           [ SHF_WRITE, SHF_ALLOC ]
50    AddressAlign:    0x1
51    Content:         424C4F42
52Symbols:
53  - Name:            blob
54    Section:         .data
55    Binding:         STB_GLOBAL
56
57#--- v0-lp64d.yaml
58--- !ELF
59FileHeader:
60  Class:           ELFCLASS64
61  Data:            ELFDATA2LSB
62  Type:            ET_REL
63  Machine:         EM_LOONGARCH
64  Flags:           [ EF_LOONGARCH_ABI_DOUBLE_FLOAT ]
65  SectionHeaderStringTable: .strtab
66Sections:
67  - Name:            .text
68    Type:            SHT_PROGBITS
69    Flags:           [ SHF_ALLOC, SHF_EXECINSTR ]
70    AddressAlign:    0x4
71    Content:         0000a002
72
73#--- start.s
74.global _start
75_start:
76    la $a0, blob
77    ld.b $a0, $a0, 0
78    li.w $a7, 94
79    syscall 0
80
81#--- bar.s
82bar:
83    move $a0, $zero
84    ret
85