File: relocate-invoke-result.ll

package info (click to toggle)
swiftlang 6.0.3-2
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 2,519,992 kB
  • sloc: cpp: 9,107,863; ansic: 2,040,022; asm: 1,135,751; python: 296,500; objc: 82,456; f90: 60,502; lisp: 34,951; pascal: 19,946; sh: 18,133; perl: 7,482; ml: 4,937; javascript: 4,117; makefile: 3,840; awk: 3,535; xml: 914; fortran: 619; cs: 573; ruby: 573
file content (30 lines) | stat: -rw-r--r-- 994 bytes parent folder | download | duplicates (12) 
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
 
;; RUN: opt -passes=rewrite-statepoints-for-gc,verify -S < %s | FileCheck %s
;; This test is to verify that RewriteStatepointsForGC correctly relocates values
;; defined by invoke instruction results.

declare ptr addrspace(1) @non_gc_call() "gc-leaf-function"

declare void @gc_call()

declare ptr @fake_personality_function()

define ptr addrspace(1) @test() gc "statepoint-example" personality ptr @fake_personality_function {
; CHECK-LABEL: @test(

entry:
  %obj = invoke ptr addrspace(1) @non_gc_call()
          to label %normal_dest unwind label %unwind_dest

unwind_dest:                                      ; preds = %entry
  %lpad = landingpad { ptr, i32 }
          cleanup
  resume { ptr, i32 } undef

normal_dest:                                      ; preds = %entry
; CHECK: normal_dest:
; CHECK-NEXT: gc.statepoint
; CHECK-NEXT: %obj.relocated = call coldcc ptr addrspace(1)

  call void @gc_call() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
  ret ptr addrspace(1) %obj
}