llvm-project/llvm/test/Transforms/RewriteStatepointsForGC/base-pointers-2.ll

20 lines
760 B
LLVM

; RUN: opt < %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s
; CHECK: derived %merged_value base %base_obj
define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj, i1 %runtime_condition) gc "statepoint-example" {
entry:
br i1 %runtime_condition, label %merge, label %there
there: ; preds = %entry
%derived_obj = getelementptr i64, i64 addrspace(1)* %base_obj, i32 1
br label %merge
merge: ; preds = %there, %entry
%merged_value = phi i64 addrspace(1)* [ %base_obj, %entry ], [ %derived_obj, %there ]
call void @foo() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
ret i64 addrspace(1)* %merged_value
}
declare void @foo()