File: two-invokes-one-landingpad.ll

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-6~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 1,418,812 kB
  • sloc: cpp: 5,290,827; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,900; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,892; xml: 953; cs: 573; fortran: 539
file content (34 lines) | stat: -rw-r--r-- 1,179 bytes parent folder | download | duplicates (15) 
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
 
; RUN: opt < %s -rewrite-statepoints-for-gc -S | FileCheck %s
; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck %s

declare void @some_call(i64 addrspace(1)*)

declare i32 @dummy_personality_function()

define i64 addrspace(1)* @test(i64 addrspace(1)* %obj, i64 addrspace(1)* %obj1)
  gc "statepoint-example"
  personality i32 ()* @dummy_personality_function {
entry:
  invoke void @some_call(i64 addrspace(1)* %obj) [ "deopt"() ]
          to label %second_invoke unwind label %exceptional_return

second_invoke:                                    ; preds = %entry
  invoke void @some_call(i64 addrspace(1)* %obj) [ "deopt"() ]
          to label %normal_return unwind label %exceptional_return

normal_return:                                    ; preds = %second_invoke
  ret i64 addrspace(1)* %obj

; CHECK: exceptional_return1:
; CHECK-NEXT: %lpad2 = landingpad token

; CHECK: exceptional_return.split-lp:
; CHECK-NEXT: %lpad.split-lp = landingpad token

; CHECK: exceptional_return:
; CHECK-NOT: phi token

exceptional_return:                               ; preds = %second_invoke, %entry
  %lpad = landingpad token cleanup
  ret i64 addrspace(1)* %obj1
}