File: partition-exidx.s

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (49 lines) | stat: -rw-r--r-- 1,446 bytes parent folder | download | duplicates (24)
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
41
42
43
44
45
46
47
48
49
// Test that exidx output sections are created correctly for each partition.

// REQUIRES: arm
// RUN: llvm-mc -filetype=obj -triple=armv7a-none-linux-gnueabi %s -o %t.o
// RUN: ld.lld %t.o -o %t -shared --gc-sections

// RUN: llvm-objcopy --extract-main-partition %t %t0
// RUN: llvm-objcopy --extract-partition=part1 %t %t1

// Change upper case to lower case so that we can match unwind info (which is dumped
// in upper case) against program headers (which are dumped in lower case).
// RUN: llvm-readelf -l --unwind %t0 | tr A-Z a-z | FileCheck --ignore-case %s
// RUN: llvm-readelf -l --unwind %t1 | tr A-Z a-z | FileCheck --ignore-case %s

// CHECK: LOAD  {{[^ ]*}} 0x{{0*}}[[TEXT_ADDR:[0-9a-f]+]] {{.*}} R E
// CHECK: EXIDX 0x{{0*}}[[EXIDX_OFFSET:[0-9a-f]+]] {{.*}} 0x00010 0x00010 R

// Each file should have one exidx section for its text section and one sentinel.
// CHECK:      SectionOffset: 0x[[EXIDX_OFFSET]]
// CHECK-NEXT: Entries [
// CHECK-NEXT:   Entry {
// CHECK-NEXT:     Functionaddress: 0x[[TEXT_ADDR]]
// CHECK-NEXT:     Model: CantUnwind
// CHECK-NEXT:   }
// CHECK-NEXT:   Entry {
// CHECK-NEXT:     FunctionAddress:
// CHECK-NEXT:     Model: CantUnwind
// CHECK-NEXT:   }
// CHECK-NEXT: ]

.section .llvm_sympart,"",%llvm_sympart
.asciz "part1"
.4byte p1

.section .text.p0,"ax",%progbits
.globl p0
p0:
.fnstart
bx lr
.cantunwind
.fnend

.section .text.p1,"ax",%progbits
.globl p1
p1:
.fnstart
bx lr
.cantunwind
.fnend