File: section-name.ll

package info (click to toggle)
llvm-toolchain-17 1%3A17.0.6-22
  • links: PTS, VCS
  • area: main
  • in suites: trixie
  • size: 1,799,624 kB
  • sloc: cpp: 6,428,607; ansic: 1,383,196; asm: 793,408; python: 223,504; objc: 75,364; f90: 60,502; lisp: 33,869; pascal: 15,282; sh: 9,684; perl: 7,453; ml: 4,937; awk: 3,523; makefile: 2,889; javascript: 2,149; xml: 888; fortran: 619; cs: 573
file content (35 lines) | stat: -rw-r--r-- 990 bytes parent folder | download | duplicates (21) 
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
 
; REQUIRES: x86
; RUN: llvm-as %s -o %t.o
; RUN: ld.lld %t.o -o %t.so -shared
; RUN: llvm-readelf -S %t.so | FileCheck %s
; RUN: ld.lld %t.o -o %t.so -shared --gc-sections -z nostart-stop-gc
; RUN: llvm-readelf -S %t.so | FileCheck --check-prefix=GC %s

target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"

@foo = hidden global i32 42, section "foo_section"
@bar = hidden global i32 42, section "bar_section"
@zed = hidden global i32 42, section "zed_section"

@__start_foo_section = external global i32
@__stop_bar_section = external global i32

define hidden ptr @use1() {
  ret ptr @__start_foo_section
}

define ptr @use2() {
  ret ptr @__stop_bar_section
}

; CHECK-NOT: zed_section
; CHECK:     foo_section PROGBITS
; CHECK-NEXT:     bar_section PROGBITS
; CHECK-NOT: zed_section

; GC-NOT: zed_section
; GC-NOT: foo_section
; GC:     bar_section PROGBITS
; GC-NOT: zed_section
; GC-NOT: foo_section