44 lines · plain
1; RUN: llc -mtriple=armv7-linux-gnueabihf %s -o - | FileCheck %s2 3; Generated from:4; void stack_offsets() {5; asm("" ::: "d8", "d9", "d11", "d13");6; }7; Compiled with: "clang -target armv7-linux-gnueabihf -O3"8 9; The important point we're checking here is that the .cfi directives describe10; the layout of the VFP registers correctly. The fact that the numbers are11; monotonic in memory is also a nice property to have.12 13define void @stack_offsets() !dbg !4 {14; CHECK-LABEL: stack_offsets:15; CHECK: vpush {d13}16; CHECK: vpush {d11}17; CHECK: vpush {d8, d9}18 19; CHECK: .cfi_offset {{269|d13}}, -820; CHECK: .cfi_offset {{267|d11}}, -1621; CHECK: .cfi_offset {{265|d9}}, -2422; CHECK: .cfi_offset {{264|d8}}, -3223 24; CHECK: vpop {d8, d9}25; CHECK: vpop {d11}26; CHECK: vpop {d13}27 call void asm sideeffect "", "~{d8},~{d9},~{d11},~{d13}"() #128 ret void29}30 31!llvm.dbg.cu = !{!0}32!llvm.module.flags = !{!8, !9}33 34!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.5.0 ", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2)35!1 = !DIFile(filename: "tmp.c", directory: "/Users/tim/llvm/build")36!2 = !{}37!4 = distinct !DISubprogram(name: "bar", line: 1, isLocal: false, isDefinition: true, virtualIndex: 6, isOptimized: false, unit: !0, scopeLine: 1, file: !1, scope: !5, type: !6, retainedNodes: !2)38!5 = !DIFile(filename: "tmp.c", directory: "/Users/tim/llvm/build")39!6 = !DISubroutineType(types: !7)40!7 = !{null}41!8 = !{i32 2, !"Dwarf Version", i32 4}42!9 = !{i32 1, !"Debug Info Version", i32 3}43 44