xref: /llvm-project/llvm/test/Transforms/RewriteStatepointsForGC/scalar-base-vector-2.ll (revision 20fa198687800fafc4f9fd53683cefc150d79a13)
1; RUN: opt < %s -passes=rewrite-statepoints-for-gc -S | FileCheck  %s
2
3; Assertions are almost autogenerated except for last testcase widget, which was
4; updated (with -DAG instead of -NEXT) to fix buildbot failure reproducible only on two boxes.
5
6; Uses of extractelement that are of scalar type should not have the BDV
7; incorrectly identified as a vector type.
8define void @widget(i1 %c) gc "statepoint-example" {
9; CHECK-LABEL: @widget(
10; CHECK-NEXT:  bb6:
11; CHECK-NEXT:    [[BASE_EE:%.*]] = extractelement <2 x ptr addrspace(1)> zeroinitializer, i32 1, !is_base_value !0
12; CHECK-NEXT:    [[TMP:%.*]] = extractelement <2 x ptr addrspace(1)> undef, i32 1
13; CHECK-NEXT:    br i1 [[C:%.*]], label [[BB7:%.*]], label [[BB9:%.*]]
14; CHECK:       bb7:
15; CHECK-NEXT:    [[TMP8:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP]], i64 12
16; CHECK-NEXT:    br label [[BB11:%.*]]
17; CHECK:       bb9:
18; CHECK-NEXT:    [[TMP10:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP]], i64 12
19; CHECK-NEXT:    br i1 [[C]], label [[BB11]], label [[BB15:%.*]]
20; CHECK:       bb11:
21; CHECK-NEXT:    [[TMP12_BASE:%.*]] = phi ptr addrspace(1) [ [[BASE_EE]], [[BB7]] ], [ [[BASE_EE]], [[BB9]] ], !is_base_value !0
22; CHECK-NEXT:    [[TMP12:%.*]] = phi ptr addrspace(1) [ [[TMP8]], [[BB7]] ], [ [[TMP10]], [[BB9]] ]
23; CHECK-NEXT:    [[STATEPOINT_TOKEN:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @snork, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 undef), "gc-live"(ptr addrspace(1) [[TMP12_BASE]], ptr addrspace(1) [[TMP12]]) ]
24; CHECK-NEXT:    [[TMP12_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 0)
25; CHECK-NEXT:    [[TMP12_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN]], i32 0, i32 1)
26; CHECK-NEXT:    br label [[BB15]]
27; CHECK:       bb15:
28; CHECK-NEXT:    [[TMP16_BASE:%.*]] = phi ptr addrspace(1) [ [[BASE_EE]], [[BB9]] ], [ [[TMP12_BASE_RELOCATED]], [[BB11]] ], !is_base_value !0
29; CHECK-NEXT:    [[TMP16:%.*]] = phi ptr addrspace(1) [ [[TMP10]], [[BB9]] ], [ [[TMP12_RELOCATED]], [[BB11]] ]
30; CHECK-NEXT:    br i1 [[C]], label [[BB17:%.*]], label [[BB20:%.*]]
31; CHECK:       bb17:
32; CHECK-NEXT:    [[STATEPOINT_TOKEN1:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void ()) @snork, i32 0, i32 0, i32 0, i32 0) [ "deopt"(i32 undef), "gc-live"(ptr addrspace(1) [[TMP16_BASE]], ptr addrspace(1) [[TMP16]]) ]
33; CHECK-NEXT:    [[TMP16_BASE_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN1]], i32 0, i32 0)
34; CHECK-NEXT:    [[TMP16_RELOCATED:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN1]], i32 0, i32 1)
35; CHECK-NEXT:    br label [[BB20]]
36; CHECK:       bb20:
37; CHECK-DAG:    [[DOT05:%.*]] = phi ptr addrspace(1) [ [[TMP16_BASE_RELOCATED]], [[BB17]] ], [ [[TMP16_BASE]], [[BB15]] ]
38; CHECK-DAG:    [[DOT0:%.*]] = phi ptr addrspace(1) [ [[TMP16_RELOCATED]], [[BB17]] ], [ [[TMP16]], [[BB15]] ]
39; CHECK-NEXT:    [[STATEPOINT_TOKEN2:%.*]] = call token (i64, i32, ptr, i32, i32, ...) @llvm.experimental.gc.statepoint.p0(i64 2882400000, i32 0, ptr elementtype(void (ptr addrspace(1))) @foo, i32 1, i32 0, ptr addrspace(1) [[DOT0]], i32 0, i32 0) [ "gc-live"(ptr addrspace(1) [[DOT05]], ptr addrspace(1) [[DOT0]]) ]
40; CHECK-NEXT:    [[TMP16_BASE_RELOCATED3:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN2]], i32 0, i32 0)
41; CHECK-NEXT:    [[TMP16_RELOCATED4:%.*]] = call coldcc ptr addrspace(1) @llvm.experimental.gc.relocate.p1(token [[STATEPOINT_TOKEN2]], i32 0, i32 1)
42; CHECK-NEXT:    ret void
43;
44bb6:                                              ; preds = %bb3
45  %tmp = extractelement <2 x ptr addrspace(1)> undef, i32 1
46  br i1 %c, label %bb7, label %bb9
47
48bb7:                                              ; preds = %bb6
49  %tmp8 = getelementptr inbounds i8, ptr addrspace(1) %tmp, i64 12
50  br label %bb11
51
52bb9:                                              ; preds = %bb6, %bb6
53  %tmp10 = getelementptr inbounds i8, ptr addrspace(1) %tmp, i64 12
54  br i1 %c, label %bb11, label %bb15
55
56bb11:                                             ; preds = %bb9, %bb7
57  %tmp12 = phi ptr addrspace(1) [ %tmp8, %bb7 ], [ %tmp10, %bb9 ]
58  call void @snork() [ "deopt"(i32 undef) ]
59  br label %bb15
60
61bb15:                                             ; preds = %bb11, %bb9, %bb9
62  %tmp16 = phi ptr addrspace(1) [ %tmp10, %bb9 ], [ %tmp12, %bb11 ]
63  br i1 %c, label %bb17, label %bb20
64
65bb17:                                             ; preds = %bb15
66  call void @snork() [ "deopt"(i32 undef) ]
67  br label %bb20
68
69bb20:                                             ; preds = %bb17, %bb15, %bb15
70  call void @foo(ptr addrspace(1) %tmp16)
71  ret void
72}
73
74declare void @snork()
75declare void @foo(ptr addrspace(1))
76