xref: /llvm-project/llvm/test/MC/LoongArch/Relocations/leb128.s (revision b57159cb19cdc06ec5733f93f0975aa6f40595cb)
1# RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=-relax %s -o %t
2# RUN: llvm-readobj -r -x .alloc_w %t | FileCheck --check-prefixes=CHECK,NORELAX %s
3# RUN: llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax %s -o %t.relax
4# RUN: llvm-readobj -r -x .alloc_w %t.relax | FileCheck --check-prefixes=CHECK,RELAX %s
5
6# RUN: not llvm-mc --filetype=obj --triple=loongarch64 --mattr=-relax --defsym ERR=1 %s -o /dev/null 2>&1 | \
7# RUN:   FileCheck %s --check-prefix=ERR
8# RUN: not llvm-mc --filetype=obj --triple=loongarch64 --mattr=+relax --defsym ERR=1 %s -o /dev/null 2>&1 | \
9# RUN:   FileCheck %s --check-prefix=ERR
10
11# CHECK:      Relocations [
12# CHECK-NEXT:   .rela.alloc_w {
13# RELAX-NEXT:      0x0 R_LARCH_ADD_ULEB128 w1 0x0
14# RELAX-NEXT:      0x0 R_LARCH_SUB_ULEB128 w 0x0
15# RELAX-NEXT:      0x1 R_LARCH_ADD_ULEB128 w2 0x0
16# RELAX-NEXT:      0x1 R_LARCH_SUB_ULEB128 w1 0x0
17# CHECK-NEXT:      0x2 R_LARCH_PCALA_HI20 foo 0x0
18# RELAX-NEXT:      0x2 R_LARCH_RELAX - 0x0
19# CHECK-NEXT:      0x6 R_LARCH_PCALA_LO12 foo 0x0
20# RELAX-NEXT:      0x6 R_LARCH_RELAX - 0x0
21# RELAX-NEXT:      0xA R_LARCH_ADD_ULEB128 w2 0x0
22# RELAX-NEXT:      0xA R_LARCH_SUB_ULEB128 w1 0x0
23# RELAX-NEXT:      0xB R_LARCH_ADD_ULEB128 w2 0x78
24# RELAX-NEXT:      0xB R_LARCH_SUB_ULEB128 w1 0x0
25# RELAX-NEXT:      0xD R_LARCH_ADD_ULEB128 w1 0x0
26# RELAX-NEXT:      0xD R_LARCH_SUB_ULEB128 w2 0x0
27# RELAX-NEXT:      0x17 R_LARCH_ADD_ULEB128 w3 0x6F
28# RELAX-NEXT:      0x17 R_LARCH_SUB_ULEB128 w2 0x0
29# RELAX-NEXT:      0x18 R_LARCH_ADD_ULEB128 w3 0x71
30# RELAX-NEXT:      0x18 R_LARCH_SUB_ULEB128 w2 0x0
31# CHECK-NEXT:   }
32# CHECK-NEXT: ]
33
34# CHECK:        Hex dump of section '.alloc_w':
35# NORELAX-NEXT: 0x00000000 02080c00 001a8c01 c0020880 01f8ffff
36# NORELAX-NEXT: 0x00000010 ffffffff ffff017f 8101
37# RELAX-NEXT:   0x00000000 00000c00 001a8c01 c0020080 00808080
38# RELAX-NEXT:   0x00000010 80808080 80800000 8000
39
40.section .alloc_w,"ax",@progbits; w:
41.uleb128 w1-w       # w1 is later defined in the same section
42.uleb128 w2-w1      # w1 and w2 are separated by a linker relaxable instruction
43w1:
44  la.pcrel $t0, foo
45w2:
46.uleb128 w2-w1      # 0x08
47.uleb128 w2-w1+120  # 0x0180
48.uleb128 -(w2-w1)   # 0x01fffffffffffffffff8
49.uleb128 w3-w2+111  # 0x7f
50.uleb128 w3-w2+113  # 0x0181
51w3:
52
53.ifdef ERR
54# ERR: :[[#@LINE+1]]:16: error: .uleb128 expression is not absolute
55.uleb128 extern-w   # extern is undefined
56# ERR: :[[#@LINE+1]]:11: error: .uleb128 expression is not absolute
57.uleb128 w-extern
58# ERR: :[[#@LINE+1]]:11: error: .uleb128 expression is not absolute
59.uleb128 x-w        # x is later defined in another section
60
61.section .alloc_x,"aw",@progbits; x:
62# ERR: :[[#@LINE+1]]:11: error: .uleb128 expression is not absolute
63.uleb128 y-x
64.section .alloc_y,"aw",@progbits; y:
65# ERR: :[[#@LINE+1]]:11: error: .uleb128 expression is not absolute
66.uleb128 x-y
67
68# ERR: :[[#@LINE+1]]:10: error: .uleb128 expression is not absolute
69.uleb128 extern
70# ERR: :[[#@LINE+1]]:10: error: .uleb128 expression is not absolute
71.uleb128 y
72.endif
73