Don't produce a __debug_frame.

I tested both gdb on a bootstrapped clang and and the gdb testsuite on OS X (snow leopard)
and both are happy using __eh_frame.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130937 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2011-05-05 18:43:39 +00:00
parent 300c1a11c8
commit 7af1a59382
2 changed files with 19 additions and 5 deletions

View File

@ -74,7 +74,7 @@ MCAsmInfo::MCAsmInfo() {
HasLEB128 = false;
SupportsDebugInformation = false;
ExceptionsType = ExceptionHandling::None;
DwarfRequiresFrameSection = true;
DwarfRequiresFrameSection = false;
DwarfUsesInlineInfoSection = false;
DwarfRequiresRelocationForStmtList = true;
DwarfSectionOffsetDirective = 0;

View File

@ -6,10 +6,24 @@ entry:
unreachable
}
; CHECK-NO-FP: _func:
; CHECK-NO-FP-NOT: movq %rsp, %rbp
; CHECK-NO-FP-NEXT: :
; CHECK-NO-FP-NEXT: .cfi_startproc
; CHECK-NO-FP: nop
; CHECK-NO-FP-NEXT: :
; CHECK-NO-FP-NEXT: .cfi_endproc
; CHECK-FP: _func:
; CHECK-FP: movq %rsp, %rbp
; CHECK-FP-NEXT: Ltmp1:
; CHECK-FP: nop
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: .cfi_startproc
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: pushq %rbp
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: .cfi_def_cfa_offset 16
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: .cfi_offset 6, -16
; CHECK-FP-NEXT: movq %rsp, %rbp
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: .cfi_def_cfa_register 6
; CHECK-FP-NEXT: nop
; CHECK-FP-NEXT: :
; CHECK-FP-NEXT: .cfi_endproc