llvm-project/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-11.ll

25 lines
890 B
LLVM

; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s
; CHECK: derived %next base %base_obj
declare void @do_safepoint()
define void @test(i64 addrspace(1)* %base_obj) gc "statepoint-example" {
entry:
%obj = getelementptr i64, i64 addrspace(1)* %base_obj, i32 1
br label %loop
loop: ; preds = %loop, %entry
; CHECK-LABEL: loop:
; CHECK: phi i64 addrspace(1)*
; CHECK-DAG: [ %base_obj.relocated.casted, %loop ]
; CHECK-DAG: [ %base_obj, %entry ]
; CHECK: %current = phi i64 addrspace(1)*
; CHECK-DAG: [ %obj, %entry ]
; CHECK-DAG: [ %next.relocated.casted, %loop ]
%current = phi i64 addrspace(1)* [ %obj, %entry ], [ %next, %loop ]
%next = getelementptr i64, i64 addrspace(1)* %current, i32 1
call void @do_safepoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
br label %loop
}