test/Transforms/RewriteStatepointsForGC/base-pointers-5.ll

; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s

; CHECK: derived %merged_value base %base_phi

declare void @foo()

define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y, i1 %runtime_condition) gc "statepoint-example" {
entry:
  br i1 %runtime_condition, label %here, label %there

here:
  br label %bump

bump:
  br label %merge

there:
  %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1
  br label %merge

merge:
; CHECK: merge:
; CHECK:  %base_phi = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %base_obj_y, %there ]
; CHECK-NEXT:  %merged_value = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %y, %there ]  
  %merged_value = phi i64 addrspace(1)* [ %base_obj_x, %bump ], [ %y, %there ]
  %safepoint_token = call i32 (void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()* @foo, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0)
  ret i64 addrspace(1)* %merged_value
}

declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(void ()*, i32, i32, ...)