File: debugtrap.ll

package info (click to toggle)
llvm-toolchain-11 1%3A11.0.1-2~deb10u1
  • links: PTS, VCS
  • area: main
  • in suites: buster
  • size: 995,836 kB
  • sloc: cpp: 4,767,656; ansic: 760,916; asm: 477,436; python: 170,940; objc: 69,804; lisp: 29,914; sh: 23,855; f90: 18,173; pascal: 7,551; perl: 7,471; ml: 5,603; awk: 3,489; makefile: 2,573; xml: 915; cs: 573; fortran: 503; javascript: 452
file content (21 lines) | stat: -rw-r--r-- 765 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
 
; This test ensures the @llvm.debugtrap() call is not removed when generating
; the 'pop' instruction to restore the callee saved registers on ARM.

; RUN: llc < %s -mtriple=armv4 -O0 -filetype=asm | FileCheck --check-prefixes=CHECK,V4 %s
; RUN: llc < %s -mtriple=armv5 -O0 -filetype=asm | FileCheck --check-prefixes=CHECK,V5 %s
; RUN: llc < %s -mtriple=thumbv4 -O0 -filetype=asm | FileCheck --check-prefixes=CHECK,V4 %s
; RUN: llc < %s -mtriple=thumbv5 -O0 -filetype=asm | FileCheck --check-prefixes=CHECK,V5 %s

declare void @llvm.debugtrap() nounwind
declare void @foo() nounwind

define void @test() nounwind {
entry:
  ; CHECK: bl foo
  ; V4-NEXT: udf #254
  ; V5-NEXT: bkpt #0
  ; CHECK-NEXT: pop
  call void @foo()
  call void @llvm.debugtrap()
  ret void
}