| ; RUN: llc %s -stop-after=livedebugvalues -o - | FileCheck --check-prefix=SANITY %s |
| ; RUN: llc < %s -filetype=obj | llvm-dwarfdump - | FileCheck %s |
| ; Test debug_loc support for floating point constants. |
| ; |
| ; Created from clang -O1: |
| ; void barrier(); |
| ; void foo() { |
| ; float f; |
| ; long double ld; |
| ; barrier(); |
| ; f = 3.14; |
| ; ld = 3.14; |
| ; barrier(); |
| ; } |
| ; |
| ; SANITY: CALL{{.*}} @barrier |
| ; SANITY: DBG_VALUE x86_fp80 0xK4000C8F5C28F5C28F800 |
| ; SANITY: DBG_VALUE float 0x40091EB860000000 |
| ; SANITY: TAILJMP{{.*}} @barrier |
| ; |
| ; CHECK: .debug_info contents: |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NEXT: DW_AT_location {{.*}} (0x[[LD:.*]]) |
| ; CHECK-NEXT: DW_AT_name {{.*}}"ld" |
| ; CHECK: DW_TAG_variable |
| ; CHECK-NEXT: DW_AT_location {{.*}} (0x[[F:.*]]) |
| ; CHECK-NEXT: DW_AT_name {{.*}}"f" |
| ; |
| ; CHECK: .debug_loc contents: |
| ; CHECK: [[LD]]: Beginning address offset: [[START:.*]] |
| ; CHECK: Ending address offset: [[END:.*]] |
| ; CHECK: Location description: 10 80 f0 a3 e1 f5 d1 f0 fa c8 01 93 08 10 80 80 01 9d 10 40 |
| ; constu 0xc8f5c28f5c28f800, piece 8, constu 0x00004000, bit-piece 16 64 |
| ; CHECK: [[F]]: Beginning address offset: [[START]] |
| ; CHECK: Ending address offset: [[END]] |
| ; CHECK: Location description: 10 c3 eb a3 82 04 |
| ; constu ... |
| source_filename = "test.c" |
| target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-apple-macosx10.11.0" |
| |
| ; Function Attrs: nounwind ssp uwtable |
| define void @foo() #0 !dbg !4 { |
| entry: |
| tail call void (...) @barrier() #3, !dbg !16 |
| tail call void @llvm.dbg.value(metadata float 0x40091EB860000000, i64 0, metadata !8, metadata !17), !dbg !18 |
| tail call void @llvm.dbg.value(metadata x86_fp80 0xK4000C8F5C28F5C28F800, i64 0, metadata !10, metadata !17), !dbg !19 |
| tail call void (...) @barrier() #3, !dbg !20 |
| ret void, !dbg !21 |
| } |
| |
| declare void @barrier(...) |
| |
| ; Function Attrs: nounwind readnone |
| declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #2 |
| |
| attributes #0 = { nounwind ssp uwtable } |
| attributes #2 = { nounwind readnone } |
| attributes #3 = { nounwind } |
| |
| !llvm.dbg.cu = !{!0} |
| !llvm.module.flags = !{!12, !13, !14} |
| !llvm.ident = !{!15} |
| |
| !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) |
| !1 = !DIFile(filename: "test.c", directory: "/Volumes/Data/radar/25448338") |
| !2 = !{} |
| !4 = distinct !DISubprogram(name: "foo", scope: !1, file: !1, line: 3, type: !5, isLocal: false, isDefinition: true, scopeLine: 4, isOptimized: true, unit: !0, variables: !7) |
| !5 = !DISubroutineType(types: !6) |
| !6 = !{null} |
| !7 = !{!8, !10} |
| !8 = !DILocalVariable(name: "f", scope: !4, file: !1, line: 5, type: !9) |
| !9 = !DIBasicType(name: "float", size: 32, align: 32, encoding: DW_ATE_float) |
| !10 = !DILocalVariable(name: "ld", scope: !4, file: !1, line: 6, type: !11) |
| !11 = !DIBasicType(name: "long double", size: 128, align: 128, encoding: DW_ATE_float) |
| !12 = !{i32 2, !"Dwarf Version", i32 2} |
| !13 = !{i32 2, !"Debug Info Version", i32 3} |
| !14 = !{i32 1, !"PIC Level", i32 2} |
| !15 = !{!"clang version 3.9.0 (trunk 265328) (llvm/trunk 265330)"} |
| !16 = !DILocation(line: 7, column: 3, scope: !4) |
| !17 = !DIExpression() |
| !18 = !DILocation(line: 5, column: 9, scope: !4) |
| !19 = !DILocation(line: 6, column: 15, scope: !4) |
| !20 = !DILocation(line: 10, column: 3, scope: !4) |
| !21 = !DILocation(line: 11, column: 1, scope: !4) |
