[llvm] r198385 - Reverting r193835 due to weirdness with Go...
David Blaikie
dblaikie at gmail.com
Thu Jan 2 16:48:38 PST 2014
Author: dblaikie
Date: Thu Jan 2 18:48:38 2014
New Revision: 198385
URL: http://llvm.org/viewvc/llvm-project?rev=198385&view=rev
Log:
Reverting r193835 due to weirdness with Go...
Apologies for the noise - we're seeing some Go failures with cgo
interacting with Clang's debug info due to this change.
Modified:
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll
llvm/trunk/test/DebugInfo/X86/data_member_location.ll
llvm/trunk/test/DebugInfo/X86/generate-odr-hash.ll
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfUnit.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfUnit.cpp?rev=198385&r1=198384&r2=198385&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfUnit.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfUnit.cpp Thu Jan 2 18:48:38 2014
@@ -1875,9 +1875,6 @@ void DwarfUnit::constructMemberDIE(DIE &
addSourceLine(MemberDie, DT);
- DIEBlock *MemLocationDie = new (DIEValueAllocator) DIEBlock();
- addUInt(MemLocationDie, dwarf::DW_FORM_data1, dwarf::DW_OP_plus_uconst);
-
if (DT.getTag() == dwarf::DW_TAG_inheritance && DT.isVirtual()) {
// For C++, virtual base classes are not at fixed offset. Use following
@@ -1922,7 +1919,11 @@ void DwarfUnit::constructMemberDIE(DIE &
} else
// This is not a bitfield.
OffsetInBytes = DT.getOffsetInBits() >> 3;
- addUInt(MemberDie, dwarf::DW_AT_data_member_location, None, OffsetInBytes);
+
+ DIEBlock *MemLocationDie = new (DIEValueAllocator) DIEBlock();
+ addUInt(MemLocationDie, dwarf::DW_FORM_data1, dwarf::DW_OP_plus_uconst);
+ addUInt(MemLocationDie, dwarf::DW_FORM_udata, OffsetInBytes);
+ addBlock(MemberDie, dwarf::DW_AT_data_member_location, MemLocationDie);
}
if (DT.isProtected())
Modified: llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll?rev=198385&r1=198384&r2=198385&view=diff
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll (original)
+++ llvm/trunk/test/DebugInfo/X86/concrete_out_of_line.ll Thu Jan 2 18:48:38 2014
@@ -7,15 +7,15 @@
; first check that we have a TAG_subprogram at a given offset and it has
; AT_inline.
-; CHECK: 0x0000011c: DW_TAG_subprogram [17]
+; CHECK: 0x0000011e: DW_TAG_subprogram [17]
; CHECK-NEXT: DW_AT_specification
; CHECK-NEXT: DW_AT_inline
; and then that a TAG_subprogram refers to it with AT_abstract_origin.
-; CHECK: 0x0000015d: DW_TAG_subprogram [19]
-; CHECK-NEXT: DW_AT_abstract_origin [DW_FORM_ref4] (cu + 0x011c => {0x0000011c})
+; CHECK: 0x0000015f: DW_TAG_subprogram [19]
+; CHECK-NEXT: DW_AT_abstract_origin [DW_FORM_ref4] (cu + 0x011e => {0x0000011e})
define i32 @_ZN17nsAutoRefCnt7ReleaseEv() {
entry:
Modified: llvm/trunk/test/DebugInfo/X86/data_member_location.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/data_member_location.ll?rev=198385&r1=198384&r2=198385&view=diff
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/data_member_location.ll (original)
+++ llvm/trunk/test/DebugInfo/X86/data_member_location.ll Thu Jan 2 18:48:38 2014
@@ -11,11 +11,11 @@
; CHECK: DW_AT_name {{.*}} "c"
; CHECK-NOT: DW_TAG
-; CHECK: DW_AT_data_member_location {{.*}} (0x00)
+; CHECK: DW_AT_data_member_location {{.*}} (<0x02> 23 00 )
; CHECK: DW_AT_name {{.*}} "i"
; CHECK-NOT: DW_TAG
-; CHECK: DW_AT_data_member_location {{.*}} (0x04)
+; CHECK: DW_AT_data_member_location {{.*}} (<0x02> 23 04 )
%struct.foo = type { i8, i32 }
Modified: llvm/trunk/test/DebugInfo/X86/generate-odr-hash.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/DebugInfo/X86/generate-odr-hash.ll?rev=198385&r1=198384&r2=198385&view=diff
==============================================================================
--- llvm/trunk/test/DebugInfo/X86/generate-odr-hash.ll (original)
+++ llvm/trunk/test/DebugInfo/X86/generate-odr-hash.ll Thu Jan 2 18:48:38 2014
@@ -1,5 +1,8 @@
; REQUIRES: object-emission
+; Fail while investigating problem with non-block representations of member offsets.
+; XFAIL: *
+
; RUN: llc %s -o %t -filetype=obj -O0 -generate-type-units -generate-odr-hash -mtriple=x86_64-unknown-linux-gnu
; RUN: llvm-dwarfdump %t | FileCheck %s
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