-; RUN: llvm-as < %s | opt -globalopt -stats -disable-output |& grep "1 globalopt - Number of global vars shrunk to booleans"
- type { } ; type %0
- %llvm.dbg.anchor.type = type { i32, i32 }
- %llvm.dbg.basictype.type = type { i32, %0*, i8*, %0*, i32, i64, i64, i64, i32, i32 }
- %llvm.dbg.compile_unit.type = type { i32, %0*, i32, i8*, i8*, i8*, i1, i1, i8*, i32 }
- %llvm.dbg.composite.type = type { i32, %0*, i8*, %0*, i32, i64, i64, i64, i32, %0*, %0*, i32 }
- %llvm.dbg.global_variable.type = type { i32, %0*, %0*, i8*, i8*, i8*, %0*, i32, %0*, i1, i1, %0* }
- %llvm.dbg.subprogram.type = type { i32, %0*, %0*, i8*, i8*, i8*, %0*, i32, %0*, i1, i1 }
- %llvm.dbg.variable.type = type { i32, %0*, i8*, %0*, i32, %0* }
-@llvm.dbg.compile_units = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 17 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
-@.str = internal constant [5 x i8] c"gs.c\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
-@.str1 = internal constant [6 x i8] c"/tmp/\00", section "llvm.metadata" ; <[6 x i8]*> [#uses=1]
-@.str2 = internal constant [55 x i8] c"4.2.1 (Based on Apple Inc. build 5641) (LLVM build 00)\00", section "llvm.metadata" ; <[55 x i8]*> [#uses=1]
-@llvm.dbg.compile_unit = internal constant %llvm.dbg.compile_unit.type { i32 458769, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.compile_units to %0*), i32 1, i8* getelementptr ([5 x i8]* @.str, i32 0, i32 0), i8* getelementptr ([6 x i8]* @.str1, i32 0, i32 0), i8* getelementptr ([55 x i8]* @.str2, i32 0, i32 0), i1 true, i1 false, i8* null, i32 0 }, section "llvm.metadata" ; <%llvm.dbg.compile_unit.type*> [#uses=1]
-@.str3 = internal constant [4 x i8] c"int\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
-@llvm.dbg.basictype = internal constant %llvm.dbg.basictype.type { i32 458788, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([4 x i8]* @.str3, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 0, i64 32, i64 32, i64 0, i32 0, i32 5 }, section "llvm.metadata" ; <%llvm.dbg.basictype.type*> [#uses=1]
-@llvm.dbg.array = internal constant [2 x %0*] [%0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*), %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*)], section "llvm.metadata" ; <[2 x %0*]*> [#uses=1]
-@llvm.dbg.composite = internal constant %llvm.dbg.composite.type { i32 458773, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 0, i64 0, i64 0, i64 0, i32 0, %0* null, %0* bitcast ([2 x %0*]* @llvm.dbg.array to %0*), i32 0 }, section "llvm.metadata" ; <%llvm.dbg.composite.type*> [#uses=1]
-@llvm.dbg.subprograms = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 46 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
-@.str4 = internal constant [4 x i8] c"foo\00", section "llvm.metadata" ; <[4 x i8]*> [#uses=1]
-@llvm.dbg.subprogram = internal constant %llvm.dbg.subprogram.type { i32 458798, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.subprograms to %0*), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* getelementptr ([4 x i8]* @.str4, i32 0, i32 0), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 4, %0* bitcast (%llvm.dbg.composite.type* @llvm.dbg.composite to %0*), i1 false, i1 true }, section "llvm.metadata" ; <%llvm.dbg.subprogram.type*> [#uses=1]
-@.str5 = internal constant [2 x i8] c"i\00", section "llvm.metadata" ; <[2 x i8]*> [#uses=1]
-@llvm.dbg.variable = internal constant %llvm.dbg.variable.type { i32 459009, %0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*), i8* getelementptr ([2 x i8]* @.str5, i32 0, i32 0), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 4, %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*) }, section "llvm.metadata" ; <%llvm.dbg.variable.type*> [#uses=1]
-@Stop = internal global i32 0 ; <i32*> [#uses=4]
-@llvm.dbg.global_variables = linkonce constant %llvm.dbg.anchor.type { i32 458752, i32 52 }, section "llvm.metadata" ; <%llvm.dbg.anchor.type*> [#uses=1]
-@.str6 = internal constant [5 x i8] c"Stop\00", section "llvm.metadata" ; <[5 x i8]*> [#uses=1]
-@llvm.dbg.global_variable = internal constant %llvm.dbg.global_variable.type { i32 458804, %0* bitcast (%llvm.dbg.anchor.type* @llvm.dbg.global_variables to %0*), %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i8* getelementptr ([5 x i8]* @.str6, i32 0, i32 0), i8* getelementptr ([5 x i8]* @.str6, i32 0, i32 0), i8* null, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*), i32 2, %0* bitcast (%llvm.dbg.basictype.type* @llvm.dbg.basictype to %0*), i1 true, i1 true, %0* bitcast (i32* @Stop to %0*) }, section "llvm.metadata" ; <%llvm.dbg.global_variable.type*> [#uses=0]
+; REQUIRES: asserts
+; RUN: opt < %s -globalopt -stats -disable-output 2>&1 | grep "1 globalopt - Number of global vars shrunk to booleans"
-define i32 @foo(i32 %i) nounwind {
+@Stop = internal global i32 0 ; <i32*> [#uses=3]
+
+define i32 @foo(i32 %i) nounwind ssp {
entry:
- %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
- call void @llvm.dbg.func.start(%0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*))
- call void @llvm.dbg.stoppoint(i32 5, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- %0 = load i32* @Stop, align 4 ; <i32> [#uses=1]
- %1 = icmp eq i32 %0, 1 ; <i1> [#uses=1]
- br i1 %1, label %bb, label %bb1
+ %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
+ call void @llvm.dbg.value(metadata i32 %i, i64 0, metadata !3, metadata !{})
+ %0 = icmp eq i32 %i, 1, !dbg !7 ; <i1> [#uses=1]
+ br i1 %0, label %bb, label %bb1, !dbg !7
+
+bb: ; preds = %entry
+ store i32 0, i32* @Stop, align 4, !dbg !9
+ %1 = mul nsw i32 %i, 42, !dbg !10 ; <i32> [#uses=1]
+ call void @llvm.dbg.value(metadata i32 %1, i64 0, metadata !3, metadata !{}), !dbg !10
+ br label %bb2, !dbg !10
-bb: ; preds = %entry
- call void @llvm.dbg.stoppoint(i32 6, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- store i32 0, i32* @Stop, align 4
- call void @llvm.dbg.stoppoint(i32 7, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- %2 = mul i32 %i, 42 ; <i32> [#uses=1]
- br label %bb2
+bb1: ; preds = %entry
+ store i32 1, i32* @Stop, align 4, !dbg !11
+ br label %bb2, !dbg !11
-bb1: ; preds = %entry
- call void @llvm.dbg.stoppoint(i32 9, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- store i32 1, i32* @Stop, align 4
- call void @llvm.dbg.stoppoint(i32 10, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- br label %bb2
+bb2: ; preds = %bb1, %bb
+ %i_addr.0 = phi i32 [ %1, %bb ], [ %i, %bb1 ] ; <i32> [#uses=1]
+ br label %return, !dbg !12
-bb2: ; preds = %bb1, %bb
- %.0 = phi i32 [ %i, %bb1 ], [ %2, %bb ] ; <i32> [#uses=1]
- call void @llvm.dbg.stoppoint(i32 10, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- call void @llvm.dbg.stoppoint(i32 10, i32 0, %0* bitcast (%llvm.dbg.compile_unit.type* @llvm.dbg.compile_unit to %0*))
- call void @llvm.dbg.region.end(%0* bitcast (%llvm.dbg.subprogram.type* @llvm.dbg.subprogram to %0*))
- ret i32 %.0
+return: ; preds = %bb2
+ ret i32 %i_addr.0, !dbg !12
}
-declare void @llvm.dbg.func.start(%0*) nounwind readnone
+declare void @llvm.dbg.declare(metadata, metadata, metadata) nounwind readnone
+
+define i32 @bar() nounwind ssp {
+entry:
+ %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0]
+ %0 = load i32, i32* @Stop, align 4, !dbg !13 ; <i32> [#uses=1]
+ %1 = icmp eq i32 %0, 1, !dbg !13 ; <i1> [#uses=1]
+ br i1 %1, label %bb, label %bb1, !dbg !13
+
+bb: ; preds = %entry
+ br label %bb2, !dbg !18
+
+bb1: ; preds = %entry
+ br label %bb2, !dbg !19
+
+bb2: ; preds = %bb1, %bb
+ %.0 = phi i32 [ 0, %bb ], [ 1, %bb1 ] ; <i32> [#uses=1]
+ br label %return, !dbg !19
+
+return: ; preds = %bb2
+ ret i32 %.0, !dbg !19
+}
-declare void @llvm.dbg.declare(%0*, %0*) nounwind readnone
+declare void @llvm.dbg.value(metadata, i64, metadata, metadata) nounwind readnone
-declare void @llvm.dbg.stoppoint(i32, i32, %0*) nounwind readnone
+!llvm.dbg.gv = !{!0}
-declare void @llvm.dbg.region.end(%0*) nounwind readnone
+!0 = !DIGlobalVariable(name: "Stop", line: 2, isLocal: true, isDefinition: true, scope: !1, file: !1, type: !2, variable: i32* @Stop)
+!1 = !DICompileUnit(language: DW_LANG_C89, producer: "4.2.1 (Based on Apple Inc. build 5658) (LLVM build)", isOptimized: true, emissionKind: 0, file: !20, enums: !21, retainedTypes: !21)
+!2 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed)
+!3 = !DILocalVariable(tag: DW_TAG_arg_variable, name: "i", line: 4, arg: 1, scope: !4, file: !1, type: !2)
+!4 = !DISubprogram(name: "foo", linkageName: "foo", line: 4, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scope: !1, type: !5)
+!5 = !DISubroutineType(types: !6)
+!6 = !{!2, !2}
+!7 = !DILocation(line: 5, scope: !8)
+!8 = distinct !DILexicalBlock(line: 0, column: 0, file: !20, scope: !4)
+!9 = !DILocation(line: 6, scope: !8)
+!10 = !DILocation(line: 7, scope: !8)
+!11 = !DILocation(line: 9, scope: !8)
+!12 = !DILocation(line: 11, scope: !8)
+!13 = !DILocation(line: 14, scope: !14)
+!14 = distinct !DILexicalBlock(line: 0, column: 0, file: !20, scope: !15)
+!15 = !DISubprogram(name: "bar", linkageName: "bar", line: 13, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, scope: !1, type: !16)
+!16 = !DISubroutineType(types: !17)
+!17 = !{!2}
+!18 = !DILocation(line: 15, scope: !14)
+!19 = !DILocation(line: 16, scope: !14)
+!20 = !DIFile(filename: "g.c", directory: "/tmp")
+!21 = !{i32 0}