1 ; RUN: opt -passes=gvn -S < %s | FileCheck %s
2 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
4 %"class.llvm::SmallVector" = type { %"class.llvm::SmallVectorImpl", [1 x %"union.llvm::SmallVectorBase::U"] }
5 %"class.llvm::SmallVectorImpl" = type { %"class.llvm::SmallVectorTemplateBase" }
6 %"class.llvm::SmallVectorTemplateBase" = type { %"class.llvm::SmallVectorTemplateCommon" }
7 %"class.llvm::SmallVectorTemplateCommon" = type { %"class.llvm::SmallVectorBase" }
8 %"class.llvm::SmallVectorBase" = type { ptr, ptr, ptr, %"union.llvm::SmallVectorBase::U" }
9 %"union.llvm::SmallVectorBase::U" = type { x86_fp80 }
11 ; Function Attrs: ssp uwtable
12 define void @_Z4testv() #0 personality ptr @__gxx_personality_v0 {
15 ; CHECK: br i1 true, label %new.notnull.i11, label %if.end.i14
19 %sv = alloca %"class.llvm::SmallVector", align 16
20 call void @llvm.lifetime.start.p0(i64 64, ptr %sv) #1
21 %FirstEl.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 3
22 store ptr %FirstEl.i.i.i.i.i.i, ptr %sv, align 16, !tbaa !4
23 %EndX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
24 store ptr %FirstEl.i.i.i.i.i.i, ptr %EndX.i.i.i.i.i.i, align 8, !tbaa !4
25 %CapacityX.i.i.i.i.i.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
26 %add.ptr.i.i.i.i2.i.i = getelementptr inbounds %"union.llvm::SmallVectorBase::U", ptr %FirstEl.i.i.i.i.i.i, i64 2
27 store ptr %add.ptr.i.i.i.i2.i.i, ptr %CapacityX.i.i.i.i.i.i, align 16, !tbaa !4
28 %EndX.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 1
29 %0 = load ptr, ptr %EndX.i, align 8, !tbaa !4
30 %CapacityX.i = getelementptr inbounds %"class.llvm::SmallVector", ptr %sv, i64 0, i32 0, i32 0, i32 0, i32 0, i32 2
31 %cmp.i = icmp ult ptr %0, %add.ptr.i.i.i.i2.i.i
32 br i1 %cmp.i, label %Retry.i, label %if.end.i
34 Retry.i: ; preds = %.noexc, %entry
35 %1 = phi ptr [ %0, %entry ], [ %.pre.i, %.noexc ]
36 %new.isnull.i = icmp eq ptr %1, null
37 br i1 %new.isnull.i, label %invoke.cont, label %new.notnull.i
39 new.notnull.i: ; preds = %Retry.i
40 store i32 1, ptr %1, align 4, !tbaa !5
43 if.end.i: ; preds = %entry
44 invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr %sv, i64 0, i64 4)
45 to label %.noexc unwind label %lpad
47 .noexc: ; preds = %if.end.i
48 %.pre.i = load ptr, ptr %EndX.i, align 8, !tbaa !4
51 invoke.cont: ; preds = %new.notnull.i, %Retry.i
52 %add.ptr.i = getelementptr inbounds i8, ptr %1, i64 4
53 store ptr %add.ptr.i, ptr %EndX.i, align 8, !tbaa !4
54 %2 = load ptr, ptr %CapacityX.i, align 16, !tbaa !4
55 %cmp.i8 = icmp ult ptr %add.ptr.i, %2
56 br i1 %cmp.i8, label %new.notnull.i11, label %if.end.i14
58 Retry.i10: ; preds = %if.end.i14
59 %.pre.i13 = load ptr, ptr %EndX.i, align 8, !tbaa !4
60 %new.isnull.i9 = icmp eq ptr %.pre.i13, null
61 br i1 %new.isnull.i9, label %invoke.cont2, label %new.notnull.i11
63 new.notnull.i11: ; preds = %invoke.cont, %Retry.i10
64 %3 = phi ptr [ %.pre.i13, %Retry.i10 ], [ %add.ptr.i, %invoke.cont ]
65 store i32 2, ptr %3, align 4, !tbaa !5
66 br label %invoke.cont2
68 if.end.i14: ; preds = %invoke.cont
69 invoke void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr %sv, i64 0, i64 4)
70 to label %Retry.i10 unwind label %lpad
72 invoke.cont2: ; preds = %new.notnull.i11, %Retry.i10
73 %4 = phi ptr [ null, %Retry.i10 ], [ %3, %new.notnull.i11 ]
74 %add.ptr.i12 = getelementptr inbounds i8, ptr %4, i64 4
75 store ptr %add.ptr.i12, ptr %EndX.i, align 8, !tbaa !4
76 invoke void @_Z1gRN4llvm11SmallVectorIiLj8EEE(ptr %sv)
77 to label %invoke.cont3 unwind label %lpad
79 invoke.cont3: ; preds = %invoke.cont2
80 %5 = load ptr, ptr %sv, align 16, !tbaa !4
81 %cmp.i.i.i.i19 = icmp eq ptr %5, %FirstEl.i.i.i.i.i.i
82 br i1 %cmp.i.i.i.i19, label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21, label %if.then.i.i.i20
84 if.then.i.i.i20: ; preds = %invoke.cont3
85 call void @free(ptr %5) #1
86 br label %_ZN4llvm11SmallVectorIiLj8EED1Ev.exit21
88 _ZN4llvm11SmallVectorIiLj8EED1Ev.exit21: ; preds = %invoke.cont3, %if.then.i.i.i20
89 call void @llvm.lifetime.end.p0(i64 64, ptr %sv) #1
92 lpad: ; preds = %if.end.i14, %if.end.i, %invoke.cont2
93 %6 = landingpad { ptr, i32 }
95 %7 = load ptr, ptr %sv, align 16, !tbaa !4
96 %cmp.i.i.i.i = icmp eq ptr %7, %FirstEl.i.i.i.i.i.i
97 br i1 %cmp.i.i.i.i, label %eh.resume, label %if.then.i.i.i
99 if.then.i.i.i: ; preds = %lpad
100 call void @free(ptr %7) #1
103 eh.resume: ; preds = %if.then.i.i.i, %lpad
104 resume { ptr, i32 } %6
107 ; Function Attrs: nounwind
108 declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1
110 declare i32 @__gxx_personality_v0(...)
112 declare void @_Z1gRN4llvm11SmallVectorIiLj8EEE(ptr) #2
114 ; Function Attrs: nounwind
115 declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1
117 declare void @_ZN4llvm15SmallVectorBase8grow_podEmm(ptr, i64, i64) #2
119 ; Function Attrs: nounwind
120 declare void @free(ptr nocapture) #3
122 attributes #0 = { ssp uwtable "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
123 attributes #1 = { nounwind }
124 attributes #2 = { "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
125 attributes #3 = { nounwind "less-precise-fpmad"="false" "frame-pointer"="all" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
127 !0 = !{!"any pointer", !1}
128 !1 = !{!"omnipotent char", !2}
129 !2 = !{!"Simple C/C++ TBAA"}
131 !4 = !{!0, !0, i64 0}
132 !5 = !{!3, !3, i64 0}