vendor/llvm/llvm-trunk-r300422

1 files changed, 69 insertions, 0 deletions

diff --git a/test/CodeGen/BPF/warn-call.ll b/test/CodeGen/BPF/warn-call.ll
new file mode 100644
index 0000000000000..ae7f78ac1aa82
--- /dev/null
+++ b/test/CodeGen/BPF/warn-call.ll
@@ -0,0 +1,69 @@
+; RUN: not llc -march=bpfel < %s 2>&1 >/dev/null | FileCheck %s
+
+; CHECK: error: warn_call.c
+; CHECK: built-in function 'memcpy'
+; CHECK: error: warn_call.c
+; CHECK: global function 'foo'
+; CHECK: global function 'bar'
+define i8* @warn(i8* returned, i8*, i64) local_unnamed_addr #0 !dbg !6 {
+  tail call void @llvm.dbg.value(metadata i8* %0, i64 0, metadata !14, metadata !17), !dbg !18
+  tail call void @llvm.dbg.value(metadata i8* %1, i64 0, metadata !15, metadata !17), !dbg !19
+  tail call void @llvm.dbg.value(metadata i64 %2, i64 0, metadata !16, metadata !17), !dbg !20
+  tail call void @llvm.memcpy.p0i8.p0i8.i64(i8* %0, i8* %1, i64 %2, i32 1, i1 false), !dbg !21
+  %4 = tail call i8* @foo(i8* %0, i8* %1, i64 %2) #5, !dbg !22
+  %5 = tail call fastcc i8* @bar(i8* %0), !dbg !23
+  ret i8* %5, !dbg !24
+}
+
+; Function Attrs: argmemonly nounwind
+declare void @llvm.memcpy.p0i8.p0i8.i64(i8* nocapture writeonly, i8* nocapture readonly, i64, i32, i1) #1
+
+declare i8* @foo(i8*, i8*, i64) local_unnamed_addr #2
+
+; Function Attrs: noinline nounwind readnone
+define internal fastcc i8* @bar(i8* readnone returned) unnamed_addr #3 !dbg !25 {
+  tail call void @llvm.dbg.value(metadata i8* null, i64 0, metadata !28, metadata !17), !dbg !30
+  tail call void @llvm.dbg.value(metadata i64 0, i64 0, metadata !29, metadata !17), !dbg !31
+  ret i8* %0, !dbg !32
+}
+
+; Function Attrs: nounwind readnone
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #4
+
+!llvm.dbg.cu = !{!0}
+!llvm.module.flags = !{!3, !4}
+!llvm.ident = !{!5}
+
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 5.0.0 (trunk 292174) (llvm/trunk 292179)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)
+!1 = !DIFile(filename: "warn_call.c", directory: "/w/llvm/bld")
+!2 = !{}
+!3 = !{i32 2, !"Dwarf Version", i32 4}
+!4 = !{i32 2, !"Debug Info Version", i32 3}
+!5 = !{!"clang version 5.0.0 (trunk 292174) (llvm/trunk 292179)"}
+!6 = distinct !DISubprogram(name: "warn", scope: !1, file: !1, line: 4, type: !7, isLocal: false, isDefinition: true, scopeLine: 5, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !13)
+!7 = !DISubroutineType(types: !8)
+!8 = !{!9, !9, !10, !12}
+!9 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
+!10 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !11, size: 64)
+!11 = !DIDerivedType(tag: DW_TAG_const_type, baseType: null)
+!12 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned)
+!13 = !{!14, !15, !16}
+!14 = !DILocalVariable(name: "dst", arg: 1, scope: !6, file: !1, line: 4, type: !9)
+!15 = !DILocalVariable(name: "src", arg: 2, scope: !6, file: !1, line: 4, type: !10)
+!16 = !DILocalVariable(name: "len", arg: 3, scope: !6, file: !1, line: 4, type: !12)
+!17 = !DIExpression()
+!18 = !DILocation(line: 4, column: 18, scope: !6)
+!19 = !DILocation(line: 4, column: 35, scope: !6)
+!20 = !DILocation(line: 4, column: 54, scope: !6)
+!21 = !DILocation(line: 6, column: 2, scope: !6)
+!22 = !DILocation(line: 7, column: 2, scope: !6)
+!23 = !DILocation(line: 8, column: 9, scope: !6)
+!24 = !DILocation(line: 8, column: 2, scope: !6)
+!25 = distinct !DISubprogram(name: "bar", scope: !1, file: !1, line: 2, type: !7, isLocal: true, isDefinition: true, scopeLine: 2, flags: DIFlagPrototyped, isOptimized: true, unit: !0, variables: !26)
+!26 = !{!27, !28, !29}
+!27 = !DILocalVariable(name: "dst", arg: 1, scope: !25, file: !1, line: 2, type: !9)
+!28 = !DILocalVariable(name: "src", arg: 2, scope: !25, file: !1, line: 2, type: !10)
+!29 = !DILocalVariable(name: "len", arg: 3, scope: !25, file: !1, line: 2, type: !12)
+!30 = !DILocation(line: 2, column: 67, scope: !25)
+!31 = !DILocation(line: 2, column: 86, scope: !25)
+!32 = !DILocation(line: 2, column: 93, scope: !25)