File: eh-frame-dwarf-unwind.test

package info (click to toggle)
llvm-toolchain-9 1%3A9.0.1-16
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 882,436 kB
  • sloc: cpp: 4,167,636; ansic: 714,256; asm: 457,610; python: 155,927; objc: 65,094; sh: 42,856; lisp: 26,908; perl: 7,786; pascal: 7,722; makefile: 6,881; ml: 5,581; awk: 3,648; cs: 2,027; xml: 888; javascript: 381; ruby: 156
file content (23 lines) | stat: -rw-r--r-- 732 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
 
# Test handing of dwarf expressions specifying the location of registers, if
# those expressions refer to the frame's CFA value.

# UNSUPPORTED: system-windows
# REQUIRES: target-x86_64, native

# RUN: %clang %p/Inputs/call-asm.c %p/Inputs/eh-frame-dwarf-unwind.s -o %t
# RUN: %lldb %t -s %s -o exit | FileCheck %s

breakpoint set -n bar
# CHECK: Breakpoint 1: where = {{.*}}`bar

process launch
# CHECK: stop reason = breakpoint 1.1

thread backtrace
# CHECK: frame #0: {{.*}}`bar
# CHECK: frame #1: {{.*}}`foo + 5
# CHECK: frame #2: {{.*}}`asm_main + 22

target modules show-unwind -n foo
# CHECK: eh_frame UnwindPlan:
# CHECK: row[0]: 0: CFA=rsp +8 => rip=DW_OP_lit8 , DW_OP_minus , DW_OP_deref , DW_OP_const1u 0x47, DW_OP_minus