• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S  2>&1 | FileCheck %s
2; RUN: opt < %s -passes=rewrite-statepoints-for-gc -spp-print-base-pointers -S  2>&1 | FileCheck %s
3
4; CHECK: derived %next base %base_obj
5
6declare i1 @runtime_value() "gc-leaf-function"
7
8define void @maybe_GEP(i64 addrspace(1)* %base_obj) gc "statepoint-example" {
9entry:
10  br label %loop
11
12loop:                                             ; preds = %loop, %entry
13  %current = phi i64 addrspace(1)* [ %base_obj, %entry ], [ %next, %loop ]
14  %condition = call i1 @runtime_value()
15  %maybe_next = getelementptr i64, i64 addrspace(1)* %current, i32 1
16  %next = select i1 %condition, i64 addrspace(1)* %maybe_next, i64 addrspace(1)* %current
17  call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
18  br label %loop
19}
20
21declare void @do_safepoint()
22