1; RUN: llc -filetype=obj %s -o - | llvm-dwarfdump -debug-frame - | FileCheck %s 2 3; IR reduced from a dummy: 4; void foo() {} 5 6; x86 Darwin uses different register mappings for eh_frame and debug_frame 7; sections. Check that the right mapping is used in debug_frame. 8; In the debug_frame mapping, register 4 is ESP, thus the below tests that 9; the CFA is ESP+4 upon function entry. 10 11; CHECK: .debug_frame contents: 12; CHECK: ffffffff CIE 13; CHECK-NOT: {{CIE|FDE}} 14; CHECK: DW_CFA_def_cfa: ESP +4 15 16; ModuleID = 'foo.c' 17target datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128" 18target triple = "i386-apple-macosx10.10.0" 19 20; Function Attrs: nounwind ssp 21define void @foo() #0 { 22entry: 23 ret void 24} 25 26attributes #0 = { nounwind } 27 28!llvm.dbg.cu = !{!0} 29!llvm.module.flags = !{!3, !4, !5} 30!llvm.ident = !{!6} 31 32!0 = distinct !DICompileUnit(language: DW_LANG_C99, producer: "clang version 3.7.0 (trunk 230514) (llvm/trunk 230518)", isOptimized: false, emissionKind: FullDebug, file: !1, enums: !2, retainedTypes: !2, globals: !2, imports: !2) 33!1 = !DIFile(filename: "foo.c", directory: "/tmp") 34!2 = !{} 35!3 = !{i32 2, !"Dwarf Version", i32 2} 36!4 = !{i32 2, !"Debug Info Version", i32 3} 37!5 = !{i32 1, !"PIC Level", i32 2} 38!6 = !{!"clang version 3.7.0 (trunk 230514) (llvm/trunk 230518)"} 39