1// REQUIRES: aarch64
2// RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %S/Inputs/shared2.s -o %t1.o
3// RUN: ld.lld %t1.o --shared --soname=t.so -o %t.so
4// RUN: llvm-mc -filetype=obj -triple=aarch64-none-linux-gnu %s -o %t.o
5// RUN: ld.lld --hash-style=sysv %t.so %t.o -o %tout
6// RUN: llvm-objdump -d --no-show-raw-insn %tout | FileCheck %s --check-prefix=DISASM
7// RUN: llvm-objdump -s %tout | FileCheck %s --check-prefix=GOTPLT
8// RUN: llvm-readobj --dynamic-table -r %tout | FileCheck %s
9
10// Check that the PLTRELSZ tag does not include the IRELATIVE relocations
11// CHECK: DynamicSection [
12// CHECK:   0x0000000000000008 RELASZ               48 (bytes)
13// CHECK:   0x0000000000000002 PLTRELSZ             48 (bytes)
14
15// Check that the IRELATIVE relocations are after the JUMP_SLOT in the plt
16// CHECK: Relocations [
17// CHECK-NEXT:   Section (4) .rela.dyn {
18// CHECK-NEXT:     0x230468 R_AARCH64_IRELATIVE - 0x2102D8
19// CHECK-NEXT:     0x230470 R_AARCH64_IRELATIVE - 0x2102DC
20// CHECK-NEXT:   }
21// CHECK-NEXT:   Section (5) .rela.plt {
22// CHECK-NEXT:     0x230458 R_AARCH64_JUMP_SLOT bar2 0x0
23// CHECK-NEXT:     0x230460 R_AARCH64_JUMP_SLOT zed2 0x0
24// CHECK-NEXT:   }
25// CHECK-NEXT: ]
26
27// Check that .got.plt entries point back to PLT header
28// GOTPLT: Contents of section .got.plt:
29// GOTPLT-NEXT:  230440 00000000 00000000 00000000 00000000
30// GOTPLT-NEXT:  230450 00000000 00000000 f0022100 00000000
31// GOTPLT-NEXT:  230460 f0022100 00000000 00000000 00000000
32// GOTPLT-NEXT:  230470 00000000 00000000
33
34// Check that a PLT header is written and the ifunc entries appear last
35// DISASM: Disassembly of section .text:
36// DISASM-EMPTY:
37// DISASM-NEXT: <foo>:
38// DISASM-NEXT:    2102d8: ret
39// DISASM:      <bar>:
40// DISASM-NEXT:    2102dc: ret
41// DISASM:      <_start>:
42// DISASM-NEXT:    2102e0: bl      0x210330 <zed2+0x210330>
43// DISASM-NEXT:    2102e4: bl      0x210340 <zed2+0x210340>
44// DISASM-NEXT:    2102e8: bl      0x210310 <bar2@plt>
45// DISASM-NEXT:    2102ec: bl      0x210320 <zed2@plt>
46// DISASM-EMPTY:
47// DISASM-NEXT: Disassembly of section .plt:
48// DISASM-EMPTY:
49// DISASM-NEXT: <.plt>:
50// DISASM-NEXT:    2102f0: stp     x16, x30, [sp, #-16]!
51// DISASM-NEXT:    2102f4: adrp    x16, #131072
52// DISASM-NEXT:    2102f8: ldr     x17, [x16, #1104]
53// DISASM-NEXT:    2102fc: add     x16, x16, #1104
54// DISASM-NEXT:    210300: br      x17
55// DISASM-NEXT:    210304: nop
56// DISASM-NEXT:    210308: nop
57// DISASM-NEXT:    21030c: nop
58// DISASM-EMPTY:
59// DISASM-NEXT:   <bar2@plt>:
60// DISASM-NEXT:    210310: adrp    x16, #131072
61// DISASM-NEXT:    210314: ldr     x17, [x16, #1112]
62// DISASM-NEXT:    210318: add     x16, x16, #1112
63// DISASM-NEXT:    21031c: br      x17
64// DISASM-EMPTY:
65// DISASM-NEXT:   <zed2@plt>:
66// DISASM-NEXT:    210320: adrp    x16, #131072
67// DISASM-NEXT:    210324: ldr     x17, [x16, #1120]
68// DISASM-NEXT:    210328: add     x16, x16, #1120
69// DISASM-NEXT:    21032c: br      x17
70// DISASM-EMPTY:
71// DISASM-NEXT: Disassembly of section .iplt:
72// DISASM-EMPTY:
73// DISASM-NEXT: <.iplt>:
74// DISASM-NEXT:    210330: adrp    x16, #131072
75// DISASM-NEXT:    210334: ldr     x17, [x16, #1128]
76// DISASM-NEXT:    210338: add     x16, x16, #1128
77// DISASM-NEXT:    21033c: br      x17
78// DISASM-NEXT:    210340: adrp    x16, #131072
79// DISASM-NEXT:    210344: ldr     x17, [x16, #1136]
80// DISASM-NEXT:    210348: add     x16, x16, #1136
81// DISASM-NEXT:    21034c: br      x17
82
83.text
84.type foo STT_GNU_IFUNC
85.globl foo
86foo:
87 ret
88
89.type bar STT_GNU_IFUNC
90.globl bar
91bar:
92 ret
93
94.globl _start
95_start:
96 bl foo
97 bl bar
98 bl bar2
99 bl zed2
100