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1; RUN: llc %s -stop-after=livedebugvalues -o - -experimental-debug-variable-locations=true | FileCheck --check-prefix=SANITY %s2; RUN: llc < %s -filetype=obj -experimental-debug-variable-locations=true | llvm-dwarfdump -v - | FileCheck %s3; Test debug_loc support for floating point constants.4;5; Created from clang -O1:6; void barrier();7; void foo() {8; float f;9; long double ld;10; barrier();11; f = 3.14;12; ld = 3.14;13; barrier();14; }15;16; SANITY: CALL{{.*}} @barrier17; SANITY: DBG_VALUE float 0x40091EB86000000018; SANITY: DBG_VALUE x86_fp80 0xK4000C8F5C28F5C28F80019; SANITY: TAILJMP{{.*}} @barrier20;21; CHECK: .debug_info contents:22; CHECK: DW_TAG_variable23; CHECK-NEXT: DW_AT_location {{.*}} (24; CHECK-NEXT: [0x{{.*}}, 0x{{.*}}): DW_OP_constu 0x4048f5c3)25; CHECK-NEXT: DW_AT_name {{.*}}"f"26; CHECK: DW_TAG_variable27; CHECK-NEXT: DW_AT_name {{.*}}"ld"28 29source_filename = "test.c"30target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"31target triple = "x86_64-apple-macosx10.11.0"32 33; Function Attrs: nounwind ssp uwtable34define void @foo() #0 !dbg !4 {35entry:36 tail call void (...) @barrier() #3, !dbg !1637 tail call void @llvm.dbg.value(metadata float 0x40091EB860000000, metadata !8, metadata !17), !dbg !1838 tail call void @llvm.dbg.value(metadata x86_fp80 0xK4000C8F5C28F5C28F800, metadata !10, metadata !17), !dbg !1939 tail call void (...) @barrier() #3, !dbg !2040 ret void, !dbg !2141}42 43declare void @barrier(...)44 45; Function Attrs: nounwind readnone46declare void @llvm.dbg.value(metadata, metadata, metadata) #247 48attributes #0 = { nounwind ssp uwtable }49attributes #2 = { nounwind readnone }50attributes #3 = { nounwind }51 52!llvm.dbg.cu = !{!0}53!llvm.module.flags = !{!12, !13, !14}54!llvm.ident = !{!15}55 56!0 = distinct !DICompileUnit(language: DW_LANG_C99, file: !1, producer: "clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)", isOptimized: true, runtimeVersion: 0, emissionKind: FullDebug, enums: !2)57!1 = !DIFile(filename: "test.c", directory: "/Volumes/Data/radar/25448338")58!2 = !{}59!4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 4, isOptimized: true, unit: !0, retainedNodes: !7)60!5 = !DISubroutineType(types: !6)61!6 = !{null}62!7 = !{!8, !10}63!8 = !DILocalVariable(name: "f", scope: !4, file: !1, line: 5, type: !9)64!9 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float)65!10 = !DILocalVariable(name: "ld", scope: !4, file: !1, line: 6, type: !11)66!11 = !DIBasicType(name: "long double", size: 128, align: 128, encoding: DW_ATE_float)67!12 = !{i32 2, !"Dwarf Version", i32 2}68!13 = !{i32 2, !"Debug Info Version", i32 3}69!14 = !{i32 1, !"PIC Level", i32 2}70!15 = !{!"clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)"}71!16 = !DILocation(line: 7, column: 3, scope: !4)72!17 = !DIExpression()73!18 = !DILocation(line: 5, column: 9, scope: !4)74!19 = !DILocation(line: 6, column: 15, scope: !4)75!20 = !DILocation(line: 10, column: 3, scope: !4)76!21 = !DILocation(line: 11, column: 1, scope: !4)77