1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S 2>&1 | FileCheck %s
5 declare void @site_for_call_safpeoint()
7 ; derived %merged_value base %merged_value.base
8 define ptr addrspace(1) @test(ptr addrspace(1) %base_obj_x, ptr addrspace(1) %base_obj_y, i1 %runtime_condition_x, i1 %runtime_condition_y) gc "statepoint-example" {
11 ; CHECK-NEXT: br i1 [[RUNTIME_CONDITION_X:%.*]], label [[HERE:%.*]], label [[THERE:%.*]]
13 ; CHECK-NEXT: br i1 [[RUNTIME_CONDITION_Y:%.*]], label [[BUMP_HERE_A:%.*]], label [[BUMP_HERE_B:%.*]]
15 ; CHECK-NEXT: [[X_A:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_X:%.*]], i32 1
16 ; CHECK-NEXT: br label [[MERGE_HERE:%.*]]
18 ; CHECK-NEXT: [[X_B:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_X]], i32 2
19 ; CHECK-NEXT: br label [[MERGE_HERE]]
21 ; CHECK-NEXT: [[X:%.*]] = phi ptr addrspace(1) [ [[X_A]], [[BUMP_HERE_A]] ], [ [[X_B]], [[BUMP_HERE_B]] ]
22 ; CHECK-NEXT: br label [[MERGE:%.*]]
24 ; CHECK-NEXT: [[Y:%.*]] = getelementptr i64, ptr addrspace(1) [[BASE_OBJ_Y:%.*]], i32 1
25 ; CHECK-NEXT: br label [[MERGE]]
27 ; CHECK-NEXT: [[MERGED_VALUE_BASE:%.*]] = phi ptr addrspace(1) [ [[BASE_OBJ_X]], [[MERGE_HERE]] ], [ [[BASE_OBJ_Y]], [[THERE]] ], !is_base_value !0
28 ; CHECK-NEXT: [[MERGED_VALUE:%.*]] = phi ptr addrspace(1) [ [[X]], [[MERGE_HERE]] ], [ [[Y]], [[THERE]] ]
29 ; CHECK-NEXT: [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr 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"(ptr addrspace(1) [[MERGED_VALUE]], ptr addrspace(1) [[MERGED_VALUE_BASE]]) ]
30 ; CHECK-NEXT: [[MERGED_VALUE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 0)
31 ; CHECK-NEXT: [[MERGED_VALUE_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 1, i32 1)
32 ; CHECK-NEXT: ret ptr addrspace(1) [[MERGED_VALUE_RELOCATED]]
35 br i1 %runtime_condition_x, label %here, label %there
37 here: ; preds = %entry
38 br i1 %runtime_condition_y, label %bump_here_a, label %bump_here_b
40 bump_here_a: ; preds = %here
41 %x_a = getelementptr i64, ptr addrspace(1) %base_obj_x, i32 1
44 bump_here_b: ; preds = %here
45 %x_b = getelementptr i64, ptr addrspace(1) %base_obj_x, i32 2
48 merge_here: ; preds = %bump_here_b, %bump_here_a
49 %x = phi ptr addrspace(1) [ %x_a, %bump_here_a ], [ %x_b, %bump_here_b ]
52 there: ; preds = %entry
53 %y = getelementptr i64, ptr addrspace(1) %base_obj_y, i32 1
56 merge: ; preds = %there, %merge_here
57 %merged_value = phi ptr addrspace(1) [ %x, %merge_here ], [ %y, %there ]
58 call void @site_for_call_safpeoint() [ "deopt"(i32 0, i32 -1, i32 0, i32 0, i32 0) ]
59 ret ptr addrspace(1) %merged_value