1 ; RUN: llc < %s | FileCheck %s
6 ; int arr[4] = {a, a, a, a};
12 ; CHECK: .cv_fpo_proc _ssp 4
14 ; CHECK: .cv_fpo_pushreg %esi
15 ; CHECK: subl $20, %esp
16 ; CHECK: .cv_fpo_stackalloc 20
17 ; CHECK: .cv_fpo_endprologue
18 ; CHECK: ___security_cookie
20 ; CHECK: movl 28(%esp), %esi
21 ; CHECK: movl %esi, {{[0-9]*}}(%esp)
22 ; CHECK: movl %esi, {{[0-9]*}}(%esp)
23 ; CHECK: movl %esi, {{[0-9]*}}(%esp)
24 ; CHECK: movl %esi, {{[0-9]*}}(%esp)
26 ; CHECK: calll _escape
27 ; CHECK: calll @__security_check_cookie@4
29 ; CHECK: movl %esi, %eax
30 ; CHECK: addl $20, %esp
34 ; CHECK: .cv_fpo_endproc
37 source_filename = "t.c"
38 target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
39 target triple = "i386-pc-windows-msvc19.11.25508"
41 ; Function Attrs: nounwind sspstrong
42 define i32 @ssp(i32 returned %a) local_unnamed_addr #0 !dbg !8 {
44 %arr = alloca [4 x i32], align 4
45 tail call void @llvm.dbg.value(metadata i32 %a, metadata !13, metadata !DIExpression()), !dbg !18
46 %0 = bitcast [4 x i32]* %arr to i8*, !dbg !19
47 call void @llvm.lifetime.start.p0i8(i64 16, i8* nonnull %0) #4, !dbg !19
48 tail call void @llvm.dbg.declare(metadata [4 x i32]* %arr, metadata !14, metadata !DIExpression()), !dbg !20
49 %arrayinit.begin = getelementptr inbounds [4 x i32], [4 x i32]* %arr, i32 0, i32 0, !dbg !21
50 store i32 %a, i32* %arrayinit.begin, align 4, !dbg !21, !tbaa !22
51 %arrayinit.element = getelementptr inbounds [4 x i32], [4 x i32]* %arr, i32 0, i32 1, !dbg !21
52 store i32 %a, i32* %arrayinit.element, align 4, !dbg !21, !tbaa !22
53 %arrayinit.element1 = getelementptr inbounds [4 x i32], [4 x i32]* %arr, i32 0, i32 2, !dbg !21
54 store i32 %a, i32* %arrayinit.element1, align 4, !dbg !21, !tbaa !22
55 %arrayinit.element2 = getelementptr inbounds [4 x i32], [4 x i32]* %arr, i32 0, i32 3, !dbg !21
56 store i32 %a, i32* %arrayinit.element2, align 4, !dbg !21, !tbaa !22
57 call void @escape(i32* nonnull %arrayinit.begin) #4, !dbg !26
58 call void @llvm.lifetime.end.p0i8(i64 16, i8* nonnull %0) #4, !dbg !27
62 ; Function Attrs: nounwind readnone speculatable
63 declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
65 ; Function Attrs: argmemonly nounwind
66 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2
68 declare void @escape(i32*) local_unnamed_addr #3
70 ; Function Attrs: argmemonly nounwind
71 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2
73 ; Function Attrs: nounwind readnone speculatable
74 declare void @llvm.dbg.value(metadata, metadata, metadata) #1
76 attributes #0 = { nounwind sspstrong "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
77 attributes #1 = { nounwind readnone speculatable }
78 attributes #2 = { argmemonly nounwind }
79 attributes #3 = { "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="pentium4" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
80 attributes #4 = { nounwind }
83 !llvm.module.flags = !{!3, !4, !5, !6}
86 !0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 6.0.0 ", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
87 !1 = !DIFile(filename: "t.c", directory: "C:\5Csrc\5Cllvm-project\5Cbuild", checksumkind: CSK_MD5, checksum: "df0c1a43acd19a1255d45a3f2802cf9f")
89 !3 = !{i32 1, !"NumRegisterParameters", i32 0}
90 !4 = !{i32 2, !"CodeView", i32 1}
91 !5 = !{i32 2, !"Debug Info Version", i32 3}
92 !6 = !{i32 1, !"wchar_size", i32 2}
93 !7 = !{!"clang version 6.0.0 "}
94 !8 = distinct !DISubprogram(name: "ssp", scope: !1, file: !1, line: 2, type: !9, isLocal: false, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, retainedNodes: !12)
95 !9 = !DISubroutineType(types: !10)
97 !11 = !DIBasicType(name: "int", size: 32, encoding: DW_ATE_signed)
99 !13 = !DILocalVariable(name: "a", arg: 1, scope: !8, file: !1, line: 2, type: !11)
100 !14 = !DILocalVariable(name: "arr", scope: !8, file: !1, line: 3, type: !15)
101 !15 = !DICompositeType(tag: DW_TAG_array_type, baseType: !11, size: 128, elements: !16)
103 !17 = !DISubrange(count: 4)
104 !18 = !DILocation(line: 2, column: 13, scope: !8)
105 !19 = !DILocation(line: 3, column: 3, scope: !8)
106 !20 = !DILocation(line: 3, column: 7, scope: !8)
107 !21 = !DILocation(line: 3, column: 16, scope: !8)
108 !22 = !{!23, !23, i64 0}
109 !23 = !{!"int", !24, i64 0}
110 !24 = !{!"omnipotent char", !25, i64 0}
111 !25 = !{!"Simple C/C++ TBAA"}
112 !26 = !DILocation(line: 4, column: 3, scope: !8)
113 !27 = !DILocation(line: 6, column: 1, scope: !8)
114 !28 = !DILocation(line: 5, column: 3, scope: !8)