File: ppc64-undefined-weak.s

package info (click to toggle)
swiftlang 6.1.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 2,791,604 kB
  • sloc: cpp: 9,901,740; ansic: 2,201,431; asm: 1,091,827; python: 308,252; objc: 82,166; f90: 80,126; lisp: 38,358; pascal: 25,559; sh: 20,429; ml: 5,058; perl: 4,745; makefile: 4,484; awk: 3,535; javascript: 3,018; xml: 918; fortran: 664; cs: 573; ruby: 396
file content (40 lines) | stat: -rw-r--r-- 1,211 bytes parent folder | download | duplicates (15)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
# REQUIRES: ppc

# RUN: llvm-mc -filetype=obj -triple=powerpc64le %s -o %t.o
# RUN: ld.lld %t.o -o %t
# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=PDE
# RUN: ld.lld -pie %t.o -o %t
# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=PIC
# RUN: ld.lld -shared %t.o -o %t.so
# RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck %s --check-prefix=PIC

# RUN: llvm-mc -filetype=obj -triple=powerpc64 %s -o %t.o
# RUN: ld.lld %t.o -o %t
# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s --check-prefix=PDE

## Branches to an undefined weak symbol need a thunk iff a dynamic relocation is
## produced. undefweak2 is hidden and does not need a dynamic relocation, so we
## suppress the thunk. undefweak1 needs a thunk iff -pie or -shared.

# PDE-LABEL: <_start>:
# PDE-NEXT:    bl {{.*}} <_start>
# PDE-NEXT:    nop
# PDE-NEXT:    bl {{.*}} <_start+0x8>
# PDE-NEXT:    nop

# PIC-LABEL: <_start>:
# PIC-NEXT:    bl {{.*}} <__plt_undefweak1>
# PIC-NEXT:    ld 2, 24(1)
# PIC-NEXT:    bl {{.*}} <_start+0x8>
# PIC-NEXT:    nop

.text
.global _start
_start:
  bl undefweak1
  nop
  bl undefweak2
  nop

.weak undefweak1, undefweak2
.hidden undefweak2