1; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -verify-machineinstrs -filetype=asm | FileCheck %s -check-prefix=ARM-linux 2; RUN: llc < %s -mtriple=arm-linux-unknown-gnueabi -filetype=obj 3 4!llvm.dbg.cu = !{!0} 5!llvm.module.flags = !{!9, !10} 6!llvm.ident = !{!11} 7 8define void @test_basic() #0 !dbg !4 { 9 %mem = alloca i32, i32 10 10 call void @dummy_use (i32* %mem, i32 10) 11 ret void 12 13; ARM-linux: test_basic: 14 15; ARM-linux: push {r4, r5} 16; ARM-linux: .cfi_def_cfa_offset 8 17; ARM-linux: .cfi_offset r5, -4 18; ARM-linux: .cfi_offset r4, -8 19; ARM-linux-NEXT: mrc p15, #0, r4, c13, c0, #3 20; ARM-linux-NEXT: mov r5, sp 21; ARM-linux-NEXT: ldr r4, [r4, #4] 22; ARM-linux-NEXT: cmp r4, r5 23; ARM-linux-NEXT: blo .LBB0_2 24 25; ARM-linux: mov r4, #48 26; ARM-linux-NEXT: mov r5, #0 27; ARM-linux-NEXT: stmdb sp!, {lr} 28; ARM-linux: .cfi_def_cfa_offset 12 29; ARM-linux: .cfi_offset lr, -12 30; ARM-linux-NEXT: bl __morestack 31; ARM-linux-NEXT: ldm sp!, {lr} 32; ARM-linux-NEXT: pop {r4, r5} 33; ARM-linux: .cfi_def_cfa_offset 0 34; ARM-linux-NEXT: bx lr 35 36; ARM-linux: pop {r4, r5} 37; ARM-linux: .cfi_def_cfa_offset 0 38; ARM-linux .cfi_same_value r4 39; ARM-linux .cfi_same_value r5 40} 41 42!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 43!1 = !DIFile(filename: "var.c", directory: "/tmp") 44!2 = !{} 45!4 = distinct !DISubprogram(name: "test_basic", line: 5, isLocal: false, isDefinition: true, virtualIndex: 6, flags: DIFlagPrototyped, isOptimized: false, unit: !0, scopeLine: 5, file: !1, scope: !5, type: !6, variables: !2) 46!5 = !DIFile(filename: "var.c", directory: "/tmp") 47!6 = !DISubroutineType(types: !7) 48!7 = !{!8, !8} 49!8 = !DIBasicType(tag: DW_TAG_base_type, name: "int", size: 32, align: 32, encoding: DW_ATE_signed) 50!9 = !{i32 2, !"Dwarf Version", i32 4} 51!10 = !{i32 1, !"Debug Info Version", i32 3} 52!11 = !{!"clang version 3.5 "} 53!12 = !DILocalVariable(name: "count", line: 5, arg: 1, scope: !4, file: !5, type: !8) 54!13 = !DILocation(line: 5, scope: !4) 55!14 = !DILocalVariable(name: "vl", line: 6, scope: !4, file: !5, type: !15) 56!15 = !DIDerivedType(tag: DW_TAG_typedef, name: "va_list", line: 30, file: !16, baseType: !17) 57!16 = !DIFile(filename: "/linux-x86_64-high/gcc_4.7.2/dbg/llvm/bin/../lib/clang/3.5/include/stdarg.h", directory: "/tmp") 58!17 = !DIDerivedType(tag: DW_TAG_typedef, name: "__builtin_va_list", line: 6, file: !1, baseType: !18) 59!18 = !DICompositeType(tag: DW_TAG_structure_type, name: "__va_list", line: 6, size: 32, align: 32, file: !1, elements: !19) 60!19 = !{!20} 61!20 = !DIDerivedType(tag: DW_TAG_member, name: "__ap", line: 6, size: 32, align: 32, file: !1, scope: !18, baseType: !21) 62!21 = !DIDerivedType(tag: DW_TAG_pointer_type, size: 32, align: 32, baseType: null) 63!22 = !DILocation(line: 6, scope: !4) 64!23 = !DILocation(line: 7, scope: !4) 65!24 = !DILocalVariable(name: "test_basic", line: 8, scope: !4, file: !5, type: !8) 66!25 = !DILocation(line: 8, scope: !4) 67!26 = !DILocalVariable(name: "i", line: 9, scope: !27, file: !5, type: !8) 68!27 = distinct !DILexicalBlock(line: 9, column: 0, file: !1, scope: !4) 69!28 = !DILocation(line: 9, scope: !27) 70!29 = !DILocation(line: 10, scope: !30) 71!30 = distinct !DILexicalBlock(line: 9, column: 0, file: !1, scope: !27) 72!31 = !DILocation(line: 11, scope: !30) 73!32 = !DILocation(line: 12, scope: !4) 74!33 = !DILocation(line: 13, scope: !4) 75 76; Just to prevent the alloca from being optimized away 77declare void @dummy_use(i32*, i32) 78 79attributes #0 = { "split-stack" } 80