• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt %s -rewrite-statepoints-for-gc -spp-print-base-pointers -S 2>&1 | FileCheck %s
2
3; CHECK: derived %merged_value base %merged_value.base
4
5declare void @site_for_call_safpeoint()
6
7define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y, i1 %runtime_condition) gc "statepoint-example" {
8entry:
9  br i1 %runtime_condition, label %here, label %there
10
11here:
12  %x = getelementptr i64, i64 addrspace(1)* %base_obj_x, i32 1
13  br label %merge
14
15there:
16  %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1
17  br label %merge
18
19merge:
20; CHECK-LABEL: merge:
21; CHECK:   %merged_value.base = phi i64 addrspace(1)* [ %base_obj_x, %here ], [ %base_obj_y, %there ]
22  %merged_value = phi i64 addrspace(1)* [ %x, %here ], [ %y, %there ]
23  %safepoint_token = call i32 (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 0, i32 0, void ()* @site_for_call_safpeoint, i32 0, i32 0, i32 0, i32 5, i32 0, i32 -1, i32 0, i32 0, i32 0)
24  ret i64 addrspace(1)* %merged_value
25}
26
27declare void @foo()
28declare i32 @llvm.experimental.gc.statepoint.p0f_isVoidf(i64, i32, void ()*, i32, i32, ...)
29