1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; RUN: opt < %s -rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
3; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
4
5
6declare void @site_for_call_safpeoint()
7
8; derived %merged_value base %merged_value.base
9define i64 addrspace(1)* @test(i64 addrspace(1)* %base_obj_x, i64 addrspace(1)* %base_obj_y, i1 %runtime_condition) gc "statepoint-example" {
10; CHECK-LABEL: @test(
11; CHECK-NEXT:  entry:
12; CHECK-NEXT:    br i1 [[RUNTIME_CONDITION:%.*]], label [[HERE:%.*]], label [[THERE:%.*]]
13; CHECK:       here:
14; CHECK-NEXT:    [[X:%.*]] = getelementptr i64, i64 addrspace(1)* [[BASE_OBJ_X:%.*]], i32 1
15; CHECK-NEXT:    br label [[MERGE:%.*]]
16; CHECK:       there:
17; CHECK-NEXT:    [[Y:%.*]] = getelementptr i64, i64 addrspace(1)* [[BASE_OBJ_Y:%.*]], i32 1
18; CHECK-NEXT:    br label [[MERGE]]
19; CHECK:       merge:
20; CHECK-NEXT:    [[MERGED_VALUE_BASE:%.*]] = phi i64 addrspace(1)* [ [[BASE_OBJ_X]], [[HERE]] ], [ [[BASE_OBJ_Y]], [[THERE]] ], !is_base_value !0
21; CHECK-NEXT:    [[MERGED_VALUE:%.*]] = phi i64 addrspace(1)* [ [[X]], [[HERE]] ], [ [[Y]], [[THERE]] ]
22; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, void ()*, i32, i32, ...) @llvm.experimental.gc.statepoint.p0f_isVoidf(i64 2882400000, i32 0, void ()* elementtype(void ()) @site_for_call_safpeoint, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0), "gc-live"(i64 addrspace(1)* [[MERGED_VALUE]], i64 addrspace(1)* [[MERGED_VALUE_BASE]]) ]
23; CHECK-NEXT:    [[MERGED_VALUE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
24; CHECK-NEXT:    [[MERGED_VALUE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[MERGED_VALUE_RELOCATED]] to i64 addrspace(1)*
25; CHECK-NEXT:    [[MERGED_VALUE_BASE_RELOCATED:%.*]] = call coldcc i8 addrspace(1)* @llvm.experimental.gc.relocate.p1i8(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
26; CHECK-NEXT:    [[MERGED_VALUE_BASE_RELOCATED_CASTED:%.*]] = bitcast i8 addrspace(1)* [[MERGED_VALUE_BASE_RELOCATED]] to i64 addrspace(1)*
27; CHECK-NEXT:    ret i64 addrspace(1)* [[MERGED_VALUE_RELOCATED_CASTED]]
28;
29entry:
30  br i1 %runtime_condition, label %here, label %there
31
32here:                                             ; preds = %entry
33  %x = getelementptr i64, i64 addrspace(1)* %base_obj_x, i32 1
34  br label %merge
35
36there:                                            ; preds = %entry
37  %y = getelementptr i64, i64 addrspace(1)* %base_obj_y, i32 1
38  br label %merge
39
40merge:                                            ; preds = %there, %here
41  %merged_value = phi i64 addrspace(1)* [ %x, %here ], [ %y, %there ]
42  call void @site_for_call_safpeoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
43  ret i64 addrspace(1)* %merged_value
44}
45