File: discard-plt.s

package info (click to toggle)
llvm-toolchain-20 1%3A20.1.8-1
  • links: PTS, VCS
  • area: main
  • in suites: experimental
  • size: 2,111,696 kB
  • sloc: cpp: 7,438,781; ansic: 1,393,871; asm: 1,012,926; python: 241,771; f90: 86,635; objc: 75,411; lisp: 42,144; pascal: 17,286; sh: 8,596; ml: 5,082; perl: 4,730; makefile: 3,591; awk: 3,523; javascript: 2,251; xml: 892; fortran: 672
file content (37 lines) | stat: -rw-r--r-- 825 bytes parent folder | download | duplicates (19)
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
# REQUIRES: x86
# RUN: split-file %s %t
# RUN: llvm-mc -filetype=obj -triple=x86_64 %t/a.s -o %t/a.o

## Discard .plt, .iplt, and .got.plt
# RUN: ld.lld -shared -T %t/t %t/a.o -o %t/a
# RUN: llvm-readelf -S -d %t/a > %t/readelf.txt
# RUN: FileCheck %s --input-file %t/readelf.txt
# RUN: FileCheck %s --input-file %t/readelf.txt --check-prefix=NEG

# CHECK:      [Nr] Name      Type     Address  Off      Size   ES Flg Lk Inf Al
# CHECK:      ] .rela.plt RELA     [[#%x,]] [[#%x,]] 000018 18   A  1   0  8

# CHECK:      (PLTGOT)  0x0
# CHECK:      (PLTREL)  RELA

# NEG-NOT: ] .plt
# NEG-NOT: ] .iplt
# NEG-NOT: ] .got.plt

#--- a.s
  call foo
  call ifunc

.type ifunc, @gnu_indirect_function
.hidden ifunc
ifunc:
  ret

.data
.quad ifunc

#--- t
SECTIONS {
  .text : { *(.text) }
  /DISCARD/ : { *(.plt .iplt .got.plt) }
}