Cameron Zwarich
f754f50805
Roll out r126425 and r126450 to see if it fixes the failures on the buildbots.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126488 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-25 16:30:32 +00:00
Devang Patel
f410608271
Enable DebugInfo support for COFF object files.
...
Patch by Nathan Jeffords!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126425 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-24 21:04:00 +00:00
Devang Patel
0eea95d1cd
Do not use DIFactory.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126397 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-24 18:49:30 +00:00
Devang Patel
3a4ae32ed7
Use DW_FORM_data2 for DW_AT_language and let users use DW_LANG_lo_user=0x8000 to DW_LANG_hi_user=0xffff range.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126339 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-23 22:37:04 +00:00
Devang Patel
5bc9fec7ec
Do not emit empty DW_TAG_lexical_block DIEs. In one test case, size of debug info reduced by almost 7%.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126009 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-19 01:31:27 +00:00
Devang Patel
d3526eab46
Ignore DBG_VALUE machine instructions while constructing instruction ranges based on location info.
...
Machine instruction range consisting of only DBG_VALUE MIs only contributes consecutive labels in assembly output, which is harmless, and empty scope entry in DebugInfo, which confuses debugger tools.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@125577 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-15 17:56:09 +00:00
Devang Patel
6c3ea9012e
Merge .debug_loc entries whenever possible to reduce debug_loc size.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124904 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-04 22:57:18 +00:00
Devang Patel
e7d93877c6
Add support to describe template value parameter in debug info.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124755 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-02 22:35:53 +00:00
Devang Patel
7e2cb11655
Add support to describe template parameter type in debug info.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124752 91177308-0d34-0410-b5e6-96231b3b80d8
2011-02-02 21:38:25 +00:00
Devang Patel
e449d1f189
Fix debug info for merged global.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123862 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-20 00:02:16 +00:00
Devang Patel
dacde944bd
Fix register address expression. Patch by Ken Dyck.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123856 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-19 23:04:47 +00:00
Devang Patel
a36478feac
Appropriately truncate debug info range in dwarf output.
...
This is not yet completely enabled.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123274 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-11 21:42:10 +00:00
Anton Korobeynikov
16c29b5f28
Rename TargetFrameInfo into TargetFrameLowering. Also, put couple of FIXMEs and fixes here and there.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123170 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-10 12:39:04 +00:00
Devang Patel
51a666f0e5
Speculatively revert r123032.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123039 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-07 22:33:41 +00:00
Devang Patel
1dea232624
Appropriately truncate debug info range in dwarf output.
...
Enable live debug variables pass.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@123032 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-07 21:30:41 +00:00
Devang Patel
76a788c886
Emit 128 bit constant.
...
This fixes PR 8913 crash.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122971 91177308-0d34-0410-b5e6-96231b3b80d8
2011-01-06 21:39:25 +00:00
Devang Patel
d639c7cab4
DW_FORM_data1 may not provide sufficient room for vtable index, use _udata instead.
...
This fixes radar 8730409.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121323 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-09 00:10:40 +00:00
Devang Patel
b7313e274c
Undefined value in reg 0 may need a marker to identify end of source range.
...
This will be used to truncate live range of DBG_VALUE instruction by register allocator and friends.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121061 91177308-0d34-0410-b5e6-96231b3b80d8
2010-12-06 22:48:22 +00:00
Michael J. Spencer
1f6efa3996
Merge System into Support.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120298 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-29 18:16:10 +00:00
Anton Korobeynikov
82f58740c7
Move some more hooks to TargetFrameInfo
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119904 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-20 15:59:32 +00:00
Anton Korobeynikov
d9e3385ced
Move getInitialFrameState() to TargetFrameInfo
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119754 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-18 23:25:52 +00:00
Rafael Espindola
5c0556341e
Change CodeGen to use .loc directives. This produces a lot more readable output
...
and testing is easier. A good example is the unknown-location.ll test that
now can just look for ".loc 1 0 0". We also don't use a DW_LNE_set_address for
every address change anymore.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119613 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-18 02:04:25 +00:00
Devang Patel
522ad74e4b
Remove DW_AT_start_scope support. It is incomplete and superseeded by location entries support.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118940 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-12 23:20:42 +00:00
Devang Patel
62367045a4
Take care of special characters while creating named MDNode name to hold function specific local variable's info.
...
This fixes radar 8653152. I am checking in testcase as a separate check-in.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118726 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-10 22:19:21 +00:00
Devang Patel
c8821046f8
Simplify.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118027 91177308-0d34-0410-b5e6-96231b3b80d8
2010-11-02 17:37:00 +00:00
Devang Patel
4d7f9a00a5
Ignore empty blocks.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117615 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-28 22:11:59 +00:00
Devang Patel
bc2bb9bbd0
Do not work too hard to find type's file info. There is a special field to record file info.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117588 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-28 19:50:08 +00:00
Devang Patel
3cabc9d2c9
Technically DIFile scope should also be handled here.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117563 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-28 17:30:52 +00:00
Devang Patel
cbbe287f8a
s/beginScope/beginInstruction/g
...
s/endScope/endInstruction/g
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117376 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-26 17:49:02 +00:00
Nick Lewycky
a568d66512
For statistics that are only used in functions declared in !NDEBUG, wrap the
...
declarations in !NDEBUG to avoid -Wunused-variable warnings. Patch by
Matt Beaumont-Gay!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117345 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-26 00:51:57 +00:00
Devang Patel
9a31f0f398
Add simple counter to count no. of basic blocks without any line number information. At -O0, these basic block coule cause less than optimial debugging experience.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117307 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-25 20:45:32 +00:00
Devang Patel
b2bada305e
Line number 0 indicates there is no source line/file name info available for this construct.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116061 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-08 17:18:54 +00:00
Devang Patel
7b172c6ae6
Provie a clearner interface so that FE can decide whether a function has prototype or not.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115988 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-07 22:03:01 +00:00
Devang Patel
d6747df5e0
Add support for DW_TAG_unspecified_parameters.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115833 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-06 20:50:40 +00:00
Devang Patel
21ea1d5b4c
Add support to let FE mark explict methods as explict in debug info.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115378 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-01 23:31:40 +00:00
Devang Patel
3cf763dc7a
Let FE mark a variable as artificial variable.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115102 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-29 23:07:21 +00:00
Devang Patel
1a30123b60
Add support to let FE encode method access specifier.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115089 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-29 21:44:16 +00:00
Devang Patel
2a3616012c
Assign DW_ACCESS_public accessibility attribute to members by default.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@115067 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-29 19:08:08 +00:00
Devang Patel
1a7ca0354a
Provide an interface to let FEs anchor debug info for types.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114969 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-28 18:08:20 +00:00
Devang Patel
ee70fa77b4
Remove dead argument.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114920 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-27 23:15:27 +00:00
Devang Patel
be90c3a0ea
Use DW_OP_fbreg when offset is based on frame register.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114585 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-22 21:10:38 +00:00
Devang Patel
1905a18abc
If FE forgot to provide a file name (usually it uses "stdin" as name in such situation) then make one up to ensure that debug info is not malformed.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@114119 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-16 20:57:49 +00:00
Devang Patel
b1fcfbe89b
Fix .debug_range for linux. Patch by Krister Wombell.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112830 91177308-0d34-0410-b5e6-96231b3b80d8
2010-09-02 16:43:44 +00:00
Devang Patel
ae84d5b9ba
Use absolute label for DW_AT_stmt_list if a target does not prefer offset here.
...
This patch was developed on top of original patch by Artur Pietrek.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112678 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 23:50:19 +00:00
Devang Patel
0b48eade42
Reapply r112623. Included additional check for unused byval argument.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112659 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 22:22:42 +00:00
Devang Patel
81b79b5fa8
Revert r112623. It is causing self host build failures.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112631 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 19:41:03 +00:00
Devang Patel
8480c2e314
Remember byval argument's frame index during argument lowering and use this info to emit debug info.
...
Fixes Radar 8367011.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112623 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 18:50:09 +00:00
Devang Patel
9e3bd2c476
Simplify.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112583 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-31 06:11:28 +00:00
Devang Patel
af608bd4fe
Revert r107202. It is not adding any value.
...
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111870 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-24 00:06:12 +00:00
Devang Patel
0c4720c6bd
Handle qualified constants that are directly folded by FE.
...
PR 7920.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@111820 91177308-0d34-0410-b5e6-96231b3b80d8
2010-08-23 18:25:56 +00:00