[llvm-commits] [llvm] r130937 - in /llvm/trunk: lib/MC/MCAsmInfo.cpp test/CodeGen/X86/empty-functions.ll

[Rafael Espindola]

Author: rafael
Date: Thu May  5 13:43:39 2011
New Revision: 130937

URL: http://llvm.org/viewvc/llvm-project?rev=130937&view=rev
Log:
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.

Modified:
    llvm/trunk/lib/MC/MCAsmInfo.cpp
    llvm/trunk/test/CodeGen/X86/empty-functions.ll

Modified: llvm/trunk/lib/MC/MCAsmInfo.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/MC/MCAsmInfo.cpp?rev=130937&r1=130936&r2=130937&view=diff
==============================================================================
--- llvm/trunk/lib/MC/MCAsmInfo.cpp (original)
+++ llvm/trunk/lib/MC/MCAsmInfo.cpp Thu May  5 13:43:39 2011
@@ -74,7 +74,7 @@
   HasLEB128 = false;
   SupportsDebugInformation = false;
   ExceptionsType = ExceptionHandling::None;
-  DwarfRequiresFrameSection = true;
+  DwarfRequiresFrameSection = false;
   DwarfUsesInlineInfoSection = false;
   DwarfRequiresRelocationForStmtList = true;
   DwarfSectionOffsetDirective = 0;

Modified: llvm/trunk/test/CodeGen/X86/empty-functions.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/empty-functions.ll?rev=130937&r1=130936&r2=130937&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/X86/empty-functions.ll (original)
+++ llvm/trunk/test/CodeGen/X86/empty-functions.ll Thu May  5 13:43:39 2011
@@ -6,10 +6,24 @@
   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