xref: /aosp_15_r20/external/llvm/test/MC/X86/i386-darwin-frame-register.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -filetype=obj %s -o - | llvm-dwarfdump -debug-dump=frames - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker; IR reduced from a dummy:
4*9880d681SAndroid Build Coastguard Worker; void foo() {}
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; x86 Darwin uses different register mappings for eh_frame and debug_frame
7*9880d681SAndroid Build Coastguard Worker; sections. Check that the right mapping is used in debug_frame.
8*9880d681SAndroid Build Coastguard Worker; In the debug_frame mapping, regsiter 4 is ESP, thus the below tests that
9*9880d681SAndroid Build Coastguard Worker; the CFA is ESP+4 upon function entry.
10*9880d681SAndroid Build Coastguard Worker
11*9880d681SAndroid Build Coastguard Worker; CHECK: .debug_frame contents:
12*9880d681SAndroid Build Coastguard Worker; CHECK: ffffffff CIE
13*9880d681SAndroid Build Coastguard Worker; CHECK-NOT: {{CIE|FDE}}
14*9880d681SAndroid Build Coastguard Worker; CHECK:   DW_CFA_def_cfa: reg4 +4
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker; ModuleID = 'foo.c'
17*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128"
18*9880d681SAndroid Build Coastguard Workertarget triple = "i386-apple-macosx10.10.0"
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind ssp
21*9880d681SAndroid Build Coastguard Workerdefine void @foo() #0 {
22*9880d681SAndroid Build Coastguard Workerentry:
23*9880d681SAndroid Build Coastguard Worker  ret void
24*9880d681SAndroid Build Coastguard Worker}
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind }
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Worker!llvm.dbg.cu = !{!0}
29*9880d681SAndroid Build Coastguard Worker!llvm.module.flags = !{!3, !4, !5}
30*9880d681SAndroid Build Coastguard Worker!llvm.ident = !{!6}
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Worker!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*9880d681SAndroid Build Coastguard Worker!1 = !DIFile(filename: "foo.c", directory: "/tmp")
34*9880d681SAndroid Build Coastguard Worker!2 = !{}
35*9880d681SAndroid Build Coastguard Worker!3 = !{i32 2, !"Dwarf Version", i32 2}
36*9880d681SAndroid Build Coastguard Worker!4 = !{i32 2, !"Debug Info Version", i32 3}
37*9880d681SAndroid Build Coastguard Worker!5 = !{i32 1, !"PIC Level", i32 2}
38*9880d681SAndroid Build Coastguard Worker!6 = !{!"clang version 3.7.0 (trunk 230514) (llvm/trunk 230518)"}
39