1# REQUIRES: aarch64
2# RUN: llvm-mc -filetype=obj -triple=arm64-apple-darwin %s -o %t.o
3# RUN: %lld -dylib -arch arm64 -lSystem -o %t %t.o
4# RUN: llvm-objdump --syms %t > %t.objdump
5# RUN: llvm-objdump --macho -d --section=__const %t >> %t.objdump
6# RUN: FileCheck %s < %t.objdump
7
8# CHECK-LABEL: SYMBOL TABLE:
9# CHECK-DAG:   [[#%x,PTR_1:]] l     O __DATA_CONST,__const _ptr_1
10# CHECK-DAG:   [[#%x,PTR_2:]] l     O __DATA_CONST,__const _ptr_2
11# CHECK-DAG:   [[#%x,BAR:]]   g     F __TEXT,__text _bar
12# CHECK-DAG:   [[#%x,BAZ:]]   g     O __DATA,__data _baz
13
14# CHECK-LABEL: _foo:
15## BRANCH26 relocations are 4-byte aligned, so 123 is truncated to 120
16# CHECK-NEXT:  bl   0x[[#BAR+120]]
17## PAGE21 relocations are aligned to 4096 bytes
18# CHECK-NEXT:  adrp x2, [[#]] ; 0x[[#BAZ+4096-128]]
19# CHECK-NEXT:  ldr  x2, [x2, #128]
20# CHECK-NEXT:  adrp x3, 8 ; 0x8000
21# CHECK-NEXT:  ldr  q0, [x3, #144]
22# CHECK-NEXT:  ret
23
24# CHECK-LABEL: Contents of (__DATA_CONST,__const) section
25# CHECK:       [[#PTR_1]]  {{0*}}[[#BAZ]]     00000000 00000000 00000000
26# CHECK:       [[#PTR_2]]  {{0*}}[[#BAZ+123]] 00000000 00000000 00000000
27
28.text
29.globl _foo, _bar, _baz, _quux
30.p2align 2
31_foo:
32  ## Generates ARM64_RELOC_BRANCH26 and ARM64_RELOC_ADDEND
33  bl _bar + 123
34  ## Generates ARM64_RELOC_PAGE21 and ADDEND
35  adrp x2, _baz@PAGE + 4097
36  ## Generates ARM64_RELOC_PAGEOFF12
37  ldr x2, [x2, _baz@PAGEOFF]
38
39  ## Generates ARM64_RELOC_PAGE21
40  adrp x3, _quux@PAGE
41  ## Generates ARM64_RELOC_PAGEOFF12 with internal slide 4
42  ldr q0, [x3, _quux@PAGEOFF]
43  ret
44
45.p2align 2
46_bar:
47  ret
48
49.data
50.space 128
51_baz:
52.space 1
53
54.p2align 4
55_quux:
56.quad 0
57.quad 80
58
59.section __DATA_CONST,__const
60## These generate ARM64_RELOC_UNSIGNED symbol relocations. llvm-mc seems to
61## generate UNSIGNED section relocations only for compact unwind sections, so
62## those relocations are being tested in compact-unwind.s.
63_ptr_1:
64  .quad _baz
65  .space 8
66_ptr_2:
67  .quad _baz + 123
68  .space 8
69
70.subsections_via_symbols
71