-; RUN: opt -O2 %s | llvm-dis > %t1
+; RUN: opt -O2 -mtriple=bpf-pc-linux %s | llvm-dis > %t1
; RUN: llc -filetype=asm -o - %t1 | FileCheck -check-prefixes=CHECK %s
; RUN: llc -mattr=+alu32 -filetype=asm -o - %t1 | FileCheck -check-prefixes=CHECK %s
;
; Source code:
-; static int (*bpf_log)(unsigned tid, void *data, int data_size) = (void *)999;
+; static int (*bpf_log)(unsigned long tid, void *data, int data_size) = (void *)999;
; struct {
; char f1[100];
; typeof(3) f2;
; Compilation flag:
; clang -target bpf -O2 -g -S -emit-llvm -Xclang -disable-llvm-passes test.c
-target triple = "bpf"
-
@tmp__abc = dso_local global { <{ i8, i8, [98 x i8] }>, i32 } { <{ i8, i8, [98 x i8] }> <{ i8 1, i8 3, [98 x i8] zeroinitializer }>, i32 0 }, align 4, !dbg !0
+@bpf_log = internal global i32 (i64, i8*, i32)* inttoptr (i64 999 to i32 (i64, i8*, i32)*), align 8, !dbg !17
; Function Attrs: nounwind
-define dso_local void @prog1() local_unnamed_addr #0 !dbg !28 {
+define dso_local void @prog1() #0 !dbg !28 {
entry:
- %0 = tail call i32 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !31, !llvm.preserve.access.index !7
- %call = tail call i32 inttoptr (i64 999 to i32 (i32, i8*, i32)*)(i32 %0, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i64 0, i32 0, i32 0), i32 104) #2, !dbg !32
- ret void, !dbg !33
+ %0 = load i32 (i64, i8*, i32)*, i32 (i64, i8*, i32)** @bpf_log, align 8, !dbg !31, !tbaa !32
+ %1 = call i64 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !36, !llvm.preserve.access.index !7
+ %call = call i32 %0(i64 %1, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i32 0, i32 0, i32 0), i32 104), !dbg !31
+ ret void, !dbg !37
}
; Function Attrs: nounwind readnone
-declare i32 @llvm.bpf.btf.type.id(i32, i64) #1
+declare i64 @llvm.bpf.btf.type.id(i32, i64) #1
; Function Attrs: nounwind
-define dso_local void @prog2() local_unnamed_addr #0 !dbg !34 {
+define dso_local void @prog2() #0 !dbg !38 {
entry:
- %0 = tail call i32 @llvm.bpf.btf.type.id(i32 1, i64 0), !dbg !35, !llvm.preserve.access.index !6
- %call = tail call i32 inttoptr (i64 999 to i32 (i32, i8*, i32)*)(i32 %0, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i64 0, i32 0, i32 0), i32 104) #2, !dbg !36
- ret void, !dbg !37
+ %0 = load i32 (i64, i8*, i32)*, i32 (i64, i8*, i32)** @bpf_log, align 8, !dbg !39, !tbaa !32
+ %1 = call i64 @llvm.bpf.btf.type.id(i32 1, i64 0), !dbg !40, !llvm.preserve.access.index !6
+ %call = call i32 %0(i64 %1, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i32 0, i32 0, i32 0), i32 104), !dbg !39
+ ret void, !dbg !41
}
; Function Attrs: nounwind
-define dso_local void @prog3() local_unnamed_addr #0 !dbg !38 {
+define dso_local void @prog3() #0 !dbg !42 {
entry:
- %0 = tail call i32 @llvm.bpf.btf.type.id(i32 2, i64 1), !dbg !39, !llvm.preserve.access.index !11
- %call = tail call i32 inttoptr (i64 999 to i32 (i32, i8*, i32)*)(i32 %0, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i64 0, i32 0, i32 0), i32 104) #2, !dbg !40
- ret void, !dbg !41
+ %0 = load i32 (i64, i8*, i32)*, i32 (i64, i8*, i32)** @bpf_log, align 8, !dbg !43, !tbaa !32
+ %1 = call i64 @llvm.bpf.btf.type.id(i32 2, i64 1), !dbg !44, !llvm.preserve.access.index !11
+ %call = call i32 %0(i64 %1, i8* getelementptr inbounds ({ <{ i8, i8, [98 x i8] }>, i32 }, { <{ i8, i8, [98 x i8] }>, i32 }* @tmp__abc, i32 0, i32 0, i32 0), i32 104), !dbg !43
+ ret void, !dbg !45
}
; CHECK-LABEL: prog1
-; CHECK: r1 = 3
+; CHECK: r1 = 3 ll
; CHECK-LABEL: prog2
-; CHECK: r1 = 10
+; CHECK: r1 = 10 ll
; CHECK-LABEL: prog3
-; CHECK: r1 = 4
+; CHECK: r1 = 4 ll
; CHECK: .long 0 # BTF_KIND_STRUCT(id = 3)
; CHECK-NEXT: .long 67108866 # 0x4000002
; CHECK-NEXT: .long 48
; CHECK-NEXT: .long 7
-attributes #0 = { nounwind "correctly-rounded-divide-sqrt-fp-math"="false" "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
+attributes #0 = { nounwind "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }
-attributes #2 = { nounwind }
!llvm.dbg.cu = !{!2}
!llvm.module.flags = !{!24, !25, !26}
!0 = !DIGlobalVariableExpression(var: !1, expr: !DIExpression())
!1 = distinct !DIGlobalVariable(name: "tmp__abc", scope: !2, file: !3, line: 5, type: !7, isLocal: false, isDefinition: true)
-!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 12.0.0 (https://github.com/llvm/llvm-project.git f39aae11dca3f8f8c2c755a871726ed2fa82fd57)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !5, globals: !16, splitDebugInlining: false, nameTableKind: None)
+!2 = distinct !DICompileUnit(language: DW_LANG_C99, file: !3, producer: "clang version 12.0.0 (https://github.com/llvm/llvm-project.git 630c2da0e967e27e2a4c678dfc6e452a74141880)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !4, retainedTypes: !5, globals: !16, splitDebugInlining: false, nameTableKind: None)
!3 = !DIFile(filename: "test.c", directory: "/tmp/home/yhs/work/tests/core")
!4 = !{}
!5 = !{!6, !11}
!19 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: !20, size: 64)
!20 = !DISubroutineType(types: !21)
!21 = !{!15, !22, !23, !15}
-!22 = !DIBasicType(name: "unsigned int", size: 32, encoding: DW_ATE_unsigned)
+!22 = !DIBasicType(name: "long unsigned int", size: 64, encoding: DW_ATE_unsigned)
!23 = !DIDerivedType(tag: DW_TAG_pointer_type, baseType: null, size: 64)
!24 = !{i32 7, !"Dwarf Version", i32 4}
!25 = !{i32 2, !"Debug Info Version", i32 3}
!26 = !{i32 1, !"wchar_size", i32 4}
-!27 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git f39aae11dca3f8f8c2c755a871726ed2fa82fd57)"}
+!27 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git 630c2da0e967e27e2a4c678dfc6e452a74141880)"}
!28 = distinct !DISubprogram(name: "prog1", scope: !3, file: !3, line: 6, type: !29, scopeLine: 6, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !4)
!29 = !DISubroutineType(types: !30)
!30 = !{null}
-!31 = !DILocation(line: 7, column: 11, scope: !28)
-!32 = !DILocation(line: 7, column: 3, scope: !28)
-!33 = !DILocation(line: 8, column: 1, scope: !28)
-!34 = distinct !DISubprogram(name: "prog2", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !4)
-!35 = !DILocation(line: 10, column: 11, scope: !34)
-!36 = !DILocation(line: 10, column: 3, scope: !34)
-!37 = !DILocation(line: 11, column: 1, scope: !34)
-!38 = distinct !DISubprogram(name: "prog3", scope: !3, file: !3, line: 12, type: !29, scopeLine: 12, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !4)
-!39 = !DILocation(line: 13, column: 11, scope: !38)
-!40 = !DILocation(line: 13, column: 3, scope: !38)
-!41 = !DILocation(line: 14, column: 1, scope: !38)
+!31 = !DILocation(line: 7, column: 3, scope: !28)
+!32 = !{!33, !33, i64 0}
+!33 = !{!"any pointer", !34, i64 0}
+!34 = !{!"omnipotent char", !35, i64 0}
+!35 = !{!"Simple C/C++ TBAA"}
+!36 = !DILocation(line: 7, column: 11, scope: !28)
+!37 = !DILocation(line: 8, column: 1, scope: !28)
+!38 = distinct !DISubprogram(name: "prog2", scope: !3, file: !3, line: 9, type: !29, scopeLine: 9, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !4)
+!39 = !DILocation(line: 10, column: 3, scope: !38)
+!40 = !DILocation(line: 10, column: 11, scope: !38)
+!41 = !DILocation(line: 11, column: 1, scope: !38)
+!42 = distinct !DISubprogram(name: "prog3", scope: !3, file: !3, line: 12, type: !29, scopeLine: 12, flags: DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !2, retainedNodes: !4)
+!43 = !DILocation(line: 13, column: 3, scope: !42)
+!44 = !DILocation(line: 13, column: 11, scope: !42)
+!45 = !DILocation(line: 14, column: 1, scope: !42)
%arg.addr = alloca %struct.s1*, align 8
store %struct.s1* %arg, %struct.s1** %arg.addr, align 8, !tbaa !18
call void @llvm.dbg.declare(metadata %struct.s1** %arg.addr, metadata !17, metadata !DIExpression()), !dbg !22
- %0 = call i32 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !23, !llvm.preserve.access.index !12
- ret i32 %0, !dbg !24
+ %0 = call i64 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !23, !llvm.preserve.access.index !12
+ %conv = trunc i64 %0 to i32, !dbg !23
+ ret i32 %conv, !dbg !24
}
-; Function Attrs: nounwind readnone speculatable willreturn
+; Function Attrs: nofree nosync nounwind readnone speculatable willreturn
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: nounwind readnone
-declare i32 @llvm.bpf.btf.type.id(i32, i64) #2
+declare i64 @llvm.bpf.btf.type.id(i32, i64) #2
; Function Attrs: nounwind
define dso_local i32 @bar(%struct.s1* %arg) #0 !dbg !25 {
%arg.addr = alloca %struct.s1*, align 8
store %struct.s1* %arg, %struct.s1** %arg.addr, align 8, !tbaa !18
call void @llvm.dbg.declare(metadata %struct.s1** %arg.addr, metadata !27, metadata !DIExpression()), !dbg !28
- %0 = call i32 @llvm.bpf.btf.type.id(i32 1, i64 0), !dbg !29, !llvm.preserve.access.index !12
- ret i32 %0, !dbg !30
+ %0 = call i64 @llvm.bpf.btf.type.id(i32 1, i64 0), !dbg !29, !llvm.preserve.access.index !12
+ %conv = trunc i64 %0 to i32, !dbg !29
+ ret i32 %conv, !dbg !30
}
; CHECK: .long 1 # BTF_KIND_STRUCT(id = 2)
; CHECK-NEXT: .long 6
attributes #0 = { nounwind "disable-tail-calls"="false" "frame-pointer"="all" "less-precise-fpmad"="false" "min-legal-vector-width"="0" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "no-signed-zeros-fp-math"="false" "no-trapping-math"="true" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" }
-attributes #1 = { nounwind readnone speculatable willreturn }
+attributes #1 = { nofree nosync nounwind readnone speculatable willreturn }
attributes #2 = { nounwind readnone }
!llvm.dbg.cu = !{!0}
!llvm.module.flags = !{!3, !4, !5}
!llvm.ident = !{!6}
-!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0 (https://github.com/llvm/llvm-project.git 80a3f7beebd8caab358ff063526ae2d26467c029)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
+!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 12.0.0 (https://github.com/llvm/llvm-project.git c1c153c3c70641a23c4a9540a897ff2d4eb4c5b2)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2, splitDebugInlining: false, nameTableKind: None)
!1 = !DIFile(filename: "test.c", directory: "/home/yhs/work/tests/dup")
!2 = !{}
!3 = !{i32 7, !"Dwarf Version", i32 4}
!4 = !{i32 2, !"Debug Info Version", i32 3}
!5 = !{i32 1, !"wchar_size", i32 4}
-!6 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git 80a3f7beebd8caab358ff063526ae2d26467c029)"}
+!6 = !{!"clang version 12.0.0 (https://github.com/llvm/llvm-project.git c1c153c3c70641a23c4a9540a897ff2d4eb4c5b2)"}
!7 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 2, type: !8, scopeLine: 2, flags: DIFlagPrototyped | DIFlagAllCallsDescribed, spFlags: DISPFlagDefinition | DISPFlagOptimized, unit: !0, retainedNodes: !16)
!8 = !DISubroutineType(types: !9)
!9 = !{!10, !11}
; Function Attrs: noinline nounwind optnone
define dso_local i32 @foo() #0 !dbg !9 {
entry:
- %0 = call i32 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !12, !llvm.preserve.access.index !4
- %1 = call i32 @llvm.bpf.preserve.type.info(i32 1, i64 0), !dbg !13, !llvm.preserve.access.index !14
- %add = add i32 %0, %1, !dbg !17
- ret i32 %add, !dbg !18
+ %0 = call i64 @llvm.bpf.btf.type.id(i32 0, i64 0), !dbg !11, !llvm.preserve.access.index !4
+ %1 = call i32 @llvm.bpf.preserve.type.info(i32 1, i64 0), !dbg !12, !llvm.preserve.access.index !13
+ %conv = zext i32 %1 to i64, !dbg !12
+ %add = add i64 %0, %conv, !dbg !16
+ %conv1 = trunc i64 %add to i32, !dbg !11
+ ret i32 %conv1, !dbg !17
}
; Function Attrs: nounwind readnone
-declare i32 @llvm.bpf.btf.type.id(i32, i64) #1
+declare i64 @llvm.bpf.btf.type.id(i32, i64) #1
; Function Attrs: nounwind readnone
declare i32 @llvm.bpf.preserve.type.info(i32, i64) #1
!6 = !{i32 2, !"Debug Info Version", i32 3}
!7 = !{i32 1, !"wchar_size", i32 4}
!8 = !{!"clang version 12.0.0"}
-!9 = distinct !DISubprogram(name: "foo", scope: !10, file: !10, line: 2, type: !11, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
-!10 = !DIFile(filename: "C:/src/tmp/a.c", directory: "")
-!11 = !DISubroutineType(types: !3)
-!12 = !DILocation(line: 2, column: 21, scope: !9)
-!13 = !DILocation(line: 2, column: 51, scope: !9)
-!14 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "ss", file: !10, line: 1, size: 32, elements: !15)
-!15 = !{!16}
-!16 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !14, file: !10, line: 1, baseType: !4, size: 32)
-!17 = !DILocation(line: 2, column: 49, scope: !9)
-!18 = !DILocation(line: 2, column: 14, scope: !9)
+!9 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 2, type: !10, scopeLine: 2, spFlags: DISPFlagDefinition, unit: !0, retainedNodes: !2)
+!10 = !DISubroutineType(types: !3)
+!11 = !DILocation(line: 2, column: 20, scope: !9)
+!12 = !DILocation(line: 2, column: 50, scope: !9)
+!13 = distinct !DICompositeType(tag: DW_TAG_structure_type, name: "ss", file: !1, line: 1, size: 32, elements: !14)
+!14 = !{!15}
+!15 = !DIDerivedType(tag: DW_TAG_member, name: "a", scope: !13, file: !1, line: 1, baseType: !4, size: 32)
+!16 = !DILocation(line: 2, column: 48, scope: !9)
+!17 = !DILocation(line: 2, column: 13, scope: !9)