llvm-6502/test/DebugInfo
Sergey Dmitrouk a8dc0ee520 Erase constant dbgloc on reuse in PHI node
Basic block selection involves checking successor BBs for PHI nodes
that depend on the current BB.  In case such BBs are found, the value
being selected is a constant and such constant already exists in
current BB, it's value is reused.

This might lead to wrong locations in some situations, especially if
same constant value ends up being materialized twice in two different
ways, which discards that sharing and leaves us with wrong debug
location in the successor BB.

In code this involves the following sequence of calls:

 SelectionDAGBuilder::HandlePHINodesInSuccessorBlocks ->
 SelectionDAGBuilder::CopyValueToVirtualRegister ->
 SelectionDAGBuilder::getNonRegisterValue

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@239089 91177308-0d34-0410-b5e6-96231b3b80d8
2015-06-04 20:48:40 +00:00
..
AArch64 [DebugInfo] Debug locations for constant SD nodes 2015-05-13 08:58:03 +00:00
ARM [DebugInfo] Debug locations for constant SD nodes 2015-05-13 08:58:03 +00:00
COFF IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
Inputs Add RelocVisitor support for MachO 2015-05-30 19:44:53 +00:00
Mips IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
PDB [llvm-pdbdump] Display full enum definitions. 2015-03-04 06:09:53 +00:00
PowerPC IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
Sparc IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
SystemZ IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
X86 Erase constant dbgloc on reuse in PHI node 2015-06-04 20:48:40 +00:00
2009-10-16-Phi.ll IR: Make metadata typeless in assembly 2014-12-15 19:07:53 +00:00
2009-11-03-InsertExtractValue.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2009-11-05-DeadGlobalVariable.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2009-11-06-NamelessGlobalVariable.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2009-11-10-CurrentFn.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-01-05-DbgScope.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-03-12-llc-crash.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-03-19-DbgDeclare.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-03-24-MemberFn.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-04-06-NestedFnDbgInfo.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-04-19-FramePtr.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-05-03-DisableFramePtr.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-05-03-OriginDIE.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-05-10-MultipleCU.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-06-29-InlinedFnLocalVar.ll AsmPrinter: Emit the DwarfStringPool offset directly when possible 2015-05-24 16:14:59 +00:00
2010-07-19-Crash.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
2010-10-01-crash.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
accel-table-hash-collisions.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
arm-relocs.test Add support for the R_ARM_ABS32 relocation. 2014-04-03 02:27:00 +00:00
array.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
block-asan.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
bug_null_debuginfo.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
constant-pointers.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
constant-sdnodes-have-dbg-location.ll [DebugInfo] Debug locations for constant SD nodes 2015-05-13 08:58:03 +00:00
constantfp-sdnodes-have-dbg-location.ll [DebugInfo] Debug locations for constant SD nodes 2015-05-13 08:58:03 +00:00
cross-cu-inlining.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
cross-cu-linkonce-distinct.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
cross-cu-linkonce.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
cu-range-hole.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
cu-ranges.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
dead-argument-order.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
debug-info-always-inline.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
debug-info-qualifiers.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
debuginfofinder-forward-declaration.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
debuginfofinder-multiple-cu.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
debuglineinfo-macho.test [DWARF] Fix a bug in line info handling 2015-05-31 23:37:04 +00:00
debuglineinfo.test [DWARF] Fix a bug in line info handling 2015-05-31 23:37:04 +00:00
dwarf-public-names.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
dwarfdump-64-bit-dwarf.test DebugInfo: .debug_line DWARF64 support 2015-05-28 15:38:17 +00:00
dwarfdump-accel.test Reapply "[dwarfdump] Add support for dumping accelerator tables." 2014-11-14 16:15:53 +00:00
dwarfdump-debug-frame-simple.test [dwarfdump] Make debug_frame dump actually useful. 2015-02-25 21:30:22 +00:00
dwarfdump-debug-loc-simple.test Spell correct (s/begining/beginning/) 2013-06-19 21:42:05 +00:00
dwarfdump-dump-flags.test
dwarfdump-invalid.test Improve test added in r238481. 2015-06-03 22:36:17 +00:00
dwarfdump-line-dwo.test llvm-dwarfdump: Support for debug_line.dwo section for file names for type units under fission. 2014-02-24 23:58:54 +00:00
dwarfdump-objc.test [dwarfdump] Prettyprint DW_AT_APPLE_property_attribute bitfield values. 2014-10-10 15:51:10 +00:00
dwarfdump-pubnames.test DebugInfo: Make pubnames header printing similar to unit header printing 2013-11-01 17:53:30 +00:00
dwarfdump-ranges.test [dwarfdump] Dump DW_AT_ranges values inline in the debug_info dump. 2014-10-23 04:08:34 +00:00
dwarfdump-type-units.test llvm-dwarfdump: support for emitting only the debug_types section using -debug-dump 2013-11-19 00:29:42 +00:00
dwarfdump-zlib.test Kill symbolization functionality in llvm-dwarfdump. We have llvm-symbolizer for that. 2014-05-19 18:45:32 +00:00
empty.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
enum-types.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
enum.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
global.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
gmlt.test test: XFAIL the non-darwin gmlt test on darwin 2014-10-01 05:45:45 +00:00
incorrect-variable-debugloc1.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
incorrect-variable-debugloc.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inheritance.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inline-debug-info-multiret.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inline-debug-info.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inline-no-debug-info.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inline-scopes.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inlined-arguments.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
inlined-vars.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
llvm-symbolizer-zlib.test Kill symbolization functionality in llvm-dwarfdump. We have llvm-symbolizer for that. 2014-05-19 18:45:32 +00:00
llvm-symbolizer.test Remove "REQUIRES:shell" from tests. They work for me. 2014-11-04 13:41:33 +00:00
location-verifier.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
lto-comp-dir.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
member-order.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
member-pointers.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
member-pointers.o Revert "Revert "DI: Fold constant arguments into a single MDString"" 2014-10-03 20:01:09 +00:00
missing-abstract-variable.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
missing-abstract-variable.o Revert "Revert "DI: Fold constant arguments into a single MDString"" 2014-10-03 20:01:09 +00:00
multiline.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
namespace_function_definition.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
namespace_inline_function_definition.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
namespace.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
nodebug.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
piece-verifier.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
PR20038.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
restrict.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
sugared-constants.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
template-recursive-void.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
tu-composite.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
tu-member-pointer.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
two-cus-from-same-file.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
typedef.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
unconditional-branch.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
varargs.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00
version.ll IR: Give 'DI' prefix to debug info metadata 2015-04-29 16:38:44 +00:00