oota-llvm.git
10 years agoAdd an option to MCJIT to have it forward all sections to the
Lang Hames [Thu, 20 Mar 2014 21:06:46 +0000 (21:06 +0000)]
Add an option to MCJIT to have it forward all sections to the
RTDyldMemoryManager, regardless of whether it thinks they're "required for
execution".

Currently, RuntimeDyld only passes sections that are "required for execution"
to the RTDyldMemoryManager, and takes "required for execution" to mean exactly
"contains symbols or relocations". There are two problems with this:
(1) It can drop sections with anonymous data that is referenced by code.
(2) It leaves the JIT client no way to inspect interesting sections that aren't
    actually required to run the program (e.g dwarf sections).

A test case is still in the works.

Future work: We may want to replace this with a generic section filtering
mechanism, but that will require more consideration. For now, this flag at least
allows clients to volunteer to do the filtering themselves.

Fixes <rdar://problem/15177691>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204398 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "[Constant Hoisting] Extend coverage of the constant hoisting pass."
Juergen Ributzka [Thu, 20 Mar 2014 20:17:13 +0000 (20:17 +0000)]
Revert "[Constant Hoisting] Extend coverage of the constant hoisting pass."

I will break this up into smaller pieces for review and recommit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204393 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[Constant Hoisting] Extend coverage of the constant hoisting pass.
Juergen Ributzka [Thu, 20 Mar 2014 19:55:52 +0000 (19:55 +0000)]
[Constant Hoisting] Extend coverage of the constant hoisting pass.

This commit extends the coverage of the constant hoisting pass, adds additonal
debug output and updates the function names according to the style guide.

Related to <rdar://problem/16381500>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204389 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove LowerInvoke's obsolete "-enable-correct-eh-support" option
Mark Seaborn [Thu, 20 Mar 2014 19:54:47 +0000 (19:54 +0000)]
Remove LowerInvoke's obsolete "-enable-correct-eh-support" option

This option caused LowerInvoke to generate code using SJLJ-based
exception handling, but there is no code left that interprets the
jmp_buf stack that the resulting code maintained (llvm.sjljeh.jblist).
This option has been obsolete for a while, and replaced by
SjLjEHPrepare.

This leaves the default behaviour of LowerInvoke, which is to convert
invokes to calls.

Differential Revision: http://llvm-reviews.chandlerc.com/D3136

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204388 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTypo.
Eric Christopher [Thu, 20 Mar 2014 19:16:20 +0000 (19:16 +0000)]
Typo.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204378 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoReapply DW_AT_low/high_pc patch:
Eric Christopher [Thu, 20 Mar 2014 19:16:16 +0000 (19:16 +0000)]
Reapply DW_AT_low/high_pc patch:

    Use the range machinery for DW_AT_ranges and DW_AT_high/lo_pc.

    This commit moves us from a single range per subprogram to extending
    ranges if we are:

    a) In the same section, and
    b) In the same enclosing CU.

    This means we have more fine grained ranges for compile units, and fewer
    ranges overall when we have multiple functions in the same CU
    adjacent to each other in the object file.

    Also remove all of the earlier hacks around this functionality for
    function sections etc. Also update all of the testcases to take into
    account the merging functionality.

with a fix for location entries in the debug_loc section:

Make sure that debug loc entries are relative to the low_pc
of the compile unit. This means that when we only have a single
range that the offset should be just relative to the low_pc
of the unit, for multiple ranges for a CU this means that we'll be
relative to 0 which we emit along with DW_AT_ranges.

This mostly shows up with linked binaries, so add a testcase with
multiple CUs so that our location is going to be offset of a CU
with a non-zero low_pc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204377 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-profdata: Remove an empty comment
Justin Bogner [Thu, 20 Mar 2014 18:37:27 +0000 (18:37 +0000)]
llvm-profdata: Remove an empty comment

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204370 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix a few more grammatic errors in docs/TableGen/index.rst
Eli Bendersky [Thu, 20 Mar 2014 17:59:37 +0000 (17:59 +0000)]
Fix a few more grammatic errors in docs/TableGen/index.rst

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204364 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix a couple of typos and an inaccurate description in the new TableGen doc
Eli Bendersky [Thu, 20 Mar 2014 17:45:30 +0000 (17:45 +0000)]
Fix a couple of typos and an inaccurate description in the new TableGen doc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204363 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove dead and incorrect code.
Rafael Espindola [Thu, 20 Mar 2014 17:39:04 +0000 (17:39 +0000)]
Remove dead and incorrect code.

is_symlink was always false since it was using stat instead of lstat.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204361 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd comments from Eric's review of r204094.
David Blaikie [Thu, 20 Mar 2014 17:05:45 +0000 (17:05 +0000)]
Add comments from Eric's review of r204094.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204358 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600: Remove unused method declaration.
Matt Arsenault [Thu, 20 Mar 2014 16:41:06 +0000 (16:41 +0000)]
R600: Remove unused method declaration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204357 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRe-factor TableGen docs
Renato Golin [Thu, 20 Mar 2014 16:08:34 +0000 (16:08 +0000)]
Re-factor TableGen docs

This is mainly a movement of content around to give place to new content
allowing different people to add bits to it in the right place. There is some
new content, but mostly to fill the gaps left by text movement.

I'm dropping the old syntax documentation as it has the problem of being
quickly outdated by changes and largely unnecessary to people not involved
in creating the language, but using it, which is the whole point of the
documentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204351 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd a test for LowerInvoke that doesn't use "-enable-correct-eh-support"
Mark Seaborn [Thu, 20 Mar 2014 14:12:47 +0000 (14:12 +0000)]
Add a test for LowerInvoke that doesn't use "-enable-correct-eh-support"

None of the existing tests for LowerInvoke check LowerInvoke's output,
and all but one use "-enable-correct-eh-support", which is obsolete,
so those tests will be removed when that option is removed.

To make sure LowerInvoke will still have test coverage, this adds a
test for its default mode which converts invokes to calls.

Differential Revision: http://llvm-reviews.chandlerc.com/D3124

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204344 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[MIPS] Add cpu octeon and some instructions
Kai Nacke [Thu, 20 Mar 2014 11:51:58 +0000 (11:51 +0000)]
[MIPS] Add cpu octeon and some instructions

The Octeon cpu from Cavium Networks is mips64r2 based and has an extended
instruction set. In order to utilize this with LLVM, a new cpu feature "octeon"
and a subtarget feature "cnmips" is added. A small set of new instructions
(baddu, dmul, pop, dpop, seq, sne) is also added. LLVM generates dmul, pop and
dpop instructions with option -mcpu=octeon or -mattr=+cnmips.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204337 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[ASan] Add -asan-module to the ASan .ll tests.
Alexander Potapenko [Thu, 20 Mar 2014 11:16:34 +0000 (11:16 +0000)]
[ASan] Add -asan-module to the ASan .ll tests.
After the -asan pass had been split into -asan (function-level) and -asan-module (module-level) some of the
tests have silently stopped working, because they didn't instrument the globals anymore.
We've decided to have every test using both passes, irrespective of the presence of globals in it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204335 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[ASan] Do not instrument globals from the llvm.metadata section.
Alexander Potapenko [Thu, 20 Mar 2014 10:48:34 +0000 (10:48 +0000)]
[ASan] Do not instrument globals from the llvm.metadata section.
Fixes https://code.google.com/p/address-sanitizer/issues/detail?id=279.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204331 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoProvide an operand for microMIPS wait instruction.
Zoran Jovanovic [Thu, 20 Mar 2014 10:41:37 +0000 (10:41 +0000)]
Provide an operand for microMIPS wait instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204329 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoImplementation of microMIPS 16-bit instructions MOVE and JALR.
Zoran Jovanovic [Thu, 20 Mar 2014 10:18:24 +0000 (10:18 +0000)]
Implementation of microMIPS 16-bit instructions MOVE and JALR.
Differential Revision: http://llvm-reviews.chandlerc.com/D3112

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204325 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMark alias symbols as microMIPS if necessary. Differential Revision: http://llvm...
Zoran Jovanovic [Thu, 20 Mar 2014 09:44:49 +0000 (09:44 +0000)]
Mark alias symbols as microMIPS if necessary.   Differential Revision: llvm-reviews.chandlerc.com/D3080

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204323 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Splitting up class definition from implementation.
Matheus Almeida [Thu, 20 Mar 2014 09:29:54 +0000 (09:29 +0000)]
[mips] Splitting up class definition from implementation.

Also removed some unnecessary #includes.

No functional changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204320 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd llvm_unreachable after fully-covered switches to appease GCC
Alexey Samsonov [Thu, 20 Mar 2014 07:30:40 +0000 (07:30 +0000)]
Add llvm_unreachable after fully-covered switches to appease GCC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204318 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTest case for r204305.
Craig Topper [Thu, 20 Mar 2014 06:45:10 +0000 (06:45 +0000)]
Test case for r204305.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204316 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Output .file symbols properly
David Majnemer [Thu, 20 Mar 2014 06:29:02 +0000 (06:29 +0000)]
Object: Output .file symbols properly

obj2yaml would emit the NUL bytes padding the auxiliary file symbol
records.  Trimming them looks nicer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204314 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Abstract out the determination of function line symbols
David Majnemer [Thu, 20 Mar 2014 06:28:55 +0000 (06:28 +0000)]
Object: Abstract out the determination of function line symbols

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204313 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Don't double-escape empty hexdata
David Majnemer [Thu, 20 Mar 2014 06:28:52 +0000 (06:28 +0000)]
Object: Don't double-escape empty hexdata

We would emit a pair of double quotes inside a pair of single quotes.
Just use a pair of single quotes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204312 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoReapply 'ARM IAS: support .thumb_set'
Saleem Abdulrasool [Thu, 20 Mar 2014 06:05:33 +0000 (06:05 +0000)]
Reapply 'ARM IAS: support .thumb_set'

Re-apply the change after it was reverted to do conflicts due to another change
being reverted.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204306 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[X86] Check return value of readSIB in disassembler so errors propagate. In particula...
Craig Topper [Thu, 20 Mar 2014 05:56:00 +0000 (05:56 +0000)]
[X86] Check return value of readSIB in disassembler so errors propagate. In particular this makes a too short instruction with a missing SIB byte fail.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204305 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[ARM]Fix an assertion failure in A15SDOptimizer about DPair reg class by treating...
Hao Liu [Thu, 20 Mar 2014 05:36:59 +0000 (05:36 +0000)]
[ARM]Fix an assertion failure in A15SDOptimizer about DPair reg class by treating DPair as QPR.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204304 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoLook through variables when computing relocations.
Rafael Espindola [Thu, 20 Mar 2014 02:12:01 +0000 (02:12 +0000)]
Look through variables when computing relocations.

Given

bar = foo + 4
.long bar

MC would eat the 4. GNU as includes it in the relocation. The rule seems to be
that a variable that defines a symbol is used in the relocation and one that
does not define a symbol is evaluated and the result included in the relocation.

Fixing this unfortunately required some other changes:

* Since the variable is now evaluated, it would prevent the ELF writer from
  noticing the weakref marker the elf streamer uses. This patch then replaces
  that with a VariantKind in MCSymbolRefExpr.

* Using VariantKind then requires us to look past other VariantKind to see

.weakref bar,foo
call bar@PLT

  doing this also fixes

zed = foo +2
call zed@PLT

  so that is a good thing.

* Looking past VariantKind means that the relocation selection has to use
  the fixup instead of the target.

This is a reboot of the previous fixes for MC. I will watch the sanitizer
buildbot and wait for a build before adding back the previous fixes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204294 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "Use the range machinery for DW_AT_ranges and DW_AT_high/lo_pc."
Eric Christopher [Thu, 20 Mar 2014 00:12:06 +0000 (00:12 +0000)]
Revert "Use the range machinery for DW_AT_ranges and DW_AT_high/lo_pc."

This appears to trigger failures with optimization and function arguments somehow.

This reverts commit r204277.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204286 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSupport: Add postincrement and include guards to LineIterator
Justin Bogner [Wed, 19 Mar 2014 22:58:31 +0000 (22:58 +0000)]
Support: Add postincrement and include guards to LineIterator

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204279 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUse the range machinery for DW_AT_ranges and DW_AT_high/lo_pc.
Eric Christopher [Wed, 19 Mar 2014 22:42:36 +0000 (22:42 +0000)]
Use the range machinery for DW_AT_ranges and DW_AT_high/lo_pc.

This commit moves us from a single range per subprogram to extending
ranges if we are:

a) In the same section, and
b) In the same enclosing CU.

This means we have more fine grained ranges for compile units, and fewer
ranges overall when we have multiple functions in the same CU
adjacent to each other in the object file.

Also remove all of the earlier hacks around this functionality for
function sections etc. Also update all of the testcases to take into
account the merging functionality.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204277 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add unused LDS 2 form instructions.
Matt Arsenault [Wed, 19 Mar 2014 22:19:56 +0000 (22:19 +0000)]
R600/SI: Add unused LDS 2 form instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204275 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add support for 64-bit LDS writes
Matt Arsenault [Wed, 19 Mar 2014 22:19:54 +0000 (22:19 +0000)]
R600/SI: Add support for 64-bit LDS writes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204274 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Add support for 64-bit LDS loads.
Matt Arsenault [Wed, 19 Mar 2014 22:19:52 +0000 (22:19 +0000)]
R600/SI: Add support for 64-bit LDS loads.

v2:
  -Use correct opcode for DS_READ_64

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204273 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Match i16 immediate offset of LDS instructions.
Matt Arsenault [Wed, 19 Mar 2014 22:19:49 +0000 (22:19 +0000)]
R600/SI: Match i16 immediate offset of LDS instructions.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204272 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Fix test checking wrong instruction operand.
Matt Arsenault [Wed, 19 Mar 2014 22:19:45 +0000 (22:19 +0000)]
R600/SI: Fix test checking wrong instruction operand.

The source and destination happen to be the same register.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204271 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Don't display the GDS bit.
Matt Arsenault [Wed, 19 Mar 2014 22:19:43 +0000 (22:19 +0000)]
R600/SI: Don't display the GDS bit.

It isn't actually used now, and probably never will be, plus it makes
tests less annoying. I also think SC prints GDS instructions as a
separate instruction name.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204270 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoR600/SI: Merge offset0 and offset1 fields for single address DS instructions v2
Matt Arsenault [Wed, 19 Mar 2014 22:19:39 +0000 (22:19 +0000)]
R600/SI: Merge offset0 and offset1 fields for single address DS instructions v2

Also remove unused data fields from the DS_Load_Helper class.

v2:
  - Merge fields for DS_WRITE

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204269 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCOFF: Fix a typo
David Majnemer [Wed, 19 Mar 2014 20:16:23 +0000 (20:16 +0000)]
COFF: Fix a typo

Introduced when I rebased my changes to use isReservedSectionNumber.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204260 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix comment (PR19188)
Hans Wennborg [Wed, 19 Mar 2014 18:41:38 +0000 (18:41 +0000)]
Fix comment (PR19188)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204256 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] 80-column.
Matheus Almeida [Wed, 19 Mar 2014 16:29:06 +0000 (16:29 +0000)]
[mips] 80-column.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204252 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[mips] Making sure that a '.set noreorder' directive is correctly parsed
Matheus Almeida [Wed, 19 Mar 2014 16:20:19 +0000 (16:20 +0000)]
[mips] Making sure that a '.set noreorder' directive is correctly parsed
and emitted and that no NOPs are emitted in a 'noreorder section'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204250 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSet debug info for instructions inserted in SplitBlockAndInsertIfThen.
Evgeniy Stepanov [Wed, 19 Mar 2014 12:56:38 +0000 (12:56 +0000)]
Set debug info for instructions inserted in SplitBlockAndInsertIfThen.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204230 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoPrune includes in X86 target.
Craig Topper [Wed, 19 Mar 2014 06:53:25 +0000 (06:53 +0000)]
Prune includes in X86 target.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204216 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Provide a richer means of describing auxiliary symbols
David Majnemer [Wed, 19 Mar 2014 04:47:47 +0000 (04:47 +0000)]
Object: Provide a richer means of describing auxiliary symbols

The current state of affairs has auxiliary symbols described as a big
bag of bytes. This is less than satisfying, it detracts from the YAML
file as being human readable.

Instead, allow for symbols to optionally contain their auxiliary data.
This allows us to have a much higher level way of describing things like
weak symbols, function definitions and section definitions.

This depends on D3105.

Differential Revision: http://llvm-reviews.chandlerc.com/D3092

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204214 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Move auxiliary symbol definitions from llvm-readobj
David Majnemer [Wed, 19 Mar 2014 04:33:27 +0000 (04:33 +0000)]
Object: Move auxiliary symbol definitions from llvm-readobj

Summary: These definitions are useful to other aspects of LLVM, move them out.

Reviewers: rafael, nrieck, ruiu

CC: llvm-commits
Differential Revision: http://llvm-reviews.chandlerc.com/D3105

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204213 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject: Clean up COFF.h
David Majnemer [Wed, 19 Mar 2014 02:37:19 +0000 (02:37 +0000)]
Object: Clean up COFF.h

The file violated the coding standard.  Make it conform.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204212 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-profdata: Make "merge" into a subcommand.
Justin Bogner [Wed, 19 Mar 2014 02:20:46 +0000 (02:20 +0000)]
llvm-profdata: Make "merge" into a subcommand.

We'll be adding a few more subcommands in the near future.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204211 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agollvm-profdata: Update to use the naive text format with function hash
Justin Bogner [Wed, 19 Mar 2014 02:20:42 +0000 (02:20 +0000)]
llvm-profdata: Update to use the naive text format with function hash

This also uses line_iterator to simplify the parsing logic.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204210 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMake the test harder by using a non-zero offset.
Rafael Espindola [Wed, 19 Mar 2014 00:26:58 +0000 (00:26 +0000)]
Make the test harder by using a non-zero offset.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204205 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoWhen destroying a StringMap, just iterate over the map and destroy the contained...
Pete Cooper [Wed, 19 Mar 2014 00:23:30 +0000 (00:23 +0000)]
When destroying a StringMap, just iterate over the map and destroy the contained elements.  Don't reset them back to 0 as their values aren't needed any more.  This results in ~StringMap() being mostly empty for POD types in BumpPtrAllocators

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204204 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert "Add back r203962, r204028 and r204059."
Rafael Espindola [Wed, 19 Mar 2014 00:13:43 +0000 (00:13 +0000)]
Revert "Add back r203962, r204028 and r204059."

This reverts commit r204178.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204203 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugInfo: Use the comp_dir of the referencing type units when building debug_line.dwo
David Blaikie [Wed, 19 Mar 2014 00:11:28 +0000 (00:11 +0000)]
DebugInfo: Use the comp_dir of the referencing type units when building debug_line.dwo

This isn't a complete fix - it falls back to non-comp_dir when multiple
compile units are in play. Adding a map of comp_dir to table is part of
the more general solution, but I gave up (in the short term) when I
realized I'd also have to calculate the size of each type unit so as to
produce correct DW_AT_stmt_list attributes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204202 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoExpose "noduplicate" attribute as a property for intrinsics.
Eli Bendersky [Tue, 18 Mar 2014 23:51:07 +0000 (23:51 +0000)]
Expose "noduplicate" attribute as a property for intrinsics.

The "noduplicate" function attribute exists to prevent certain optimizations
from duplicating calls to the function. This is important on platforms where
certain function call duplications are unsafe (for example execution barriers
for CUDA and OpenCL).

This patch makes it possible to specify intrinsics as "noduplicate" and
translates that to the appropriate function attribute.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204200 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoObject/COFF: Add function to check if section number is reserved one.
Rui Ueyama [Tue, 18 Mar 2014 23:37:53 +0000 (23:37 +0000)]
Object/COFF: Add function to check if section number is reserved one.

Differential Revision: http://llvm-reviews.chandlerc.com/D3103

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204199 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMove yet another test that requires ARM to an ARM test directory.
NAKAMURA Takumi [Tue, 18 Mar 2014 23:12:09 +0000 (23:12 +0000)]
Move yet another test that requires ARM to an ARM test directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204198 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMove tests that require ARM to an ARM test directory.
Jim Grosbach [Tue, 18 Mar 2014 22:43:59 +0000 (22:43 +0000)]
Move tests that require ARM to an ARM test directory.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204197 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix use_iterator crash in ObjCArc from r203364
Duncan P. N. Exon Smith [Tue, 18 Mar 2014 22:32:43 +0000 (22:32 +0000)]
Fix use_iterator crash in ObjCArc from r203364

The use_iterator redesign in r203364 introduced an increment past the
end of a range in -objc-arc-contract.  Added an explicit check for the
end of the range.

<rdar://problem/16333235>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204195 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoC++ style comments
Jim Grosbach [Tue, 18 Mar 2014 22:13:13 +0000 (22:13 +0000)]
C++ style comments

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204194 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTidy up. Update per naming conventions.
Jim Grosbach [Tue, 18 Mar 2014 22:09:10 +0000 (22:09 +0000)]
Tidy up. Update per naming conventions.

No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204192 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMachO: Emit a version-min load command when possible.
Jim Grosbach [Tue, 18 Mar 2014 22:09:08 +0000 (22:09 +0000)]
MachO: Emit a version-min load command when possible.

When deployment target version information is available, emit it to the
target streamer for inclusion in the object file.

rdar://11337778

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204191 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDarwin: Add assembler directives to create version-min load commands.
Jim Grosbach [Tue, 18 Mar 2014 22:09:05 +0000 (22:09 +0000)]
Darwin: Add assembler directives to create version-min load commands.

Allow object files to be tagged with a version-min load command for iOS
or MacOSX.

Teach macho-dump to understand the version-min load commands for
testcases.

rdar://11337778

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204190 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMachO: Comment fields in the version_min load command.
Jim Grosbach [Tue, 18 Mar 2014 22:08:58 +0000 (22:08 +0000)]
MachO: Comment fields in the version_min load command.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204189 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[LV] While I'm here, use range based for loops which are so much cleaner
Chandler Carruth [Tue, 18 Mar 2014 22:00:32 +0000 (22:00 +0000)]
[LV] While I'm here, use range based for loops which are so much cleaner
for this kind of walk.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204188 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[LV] The actual change I intended to commit in r204148. Sorry for the
Chandler Carruth [Tue, 18 Mar 2014 21:58:38 +0000 (21:58 +0000)]
[LV] The actual change I intended to commit in r204148. Sorry for the
noise.

Original commit log:
Replace some dead code with an assert. When I first ported this pass
from a loop pass to a function pass I did so in the naive, recursive
way. It doesn't actually work, we need a worklist instead. When
I switched to the worklist I didn't delete the naive recursion. That
recursion was also buggy because it was dead and never really exercised.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204187 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[LV] Replace some dead code with an assert. When I first ported this
Chandler Carruth [Tue, 18 Mar 2014 21:51:46 +0000 (21:51 +0000)]
[LV] Replace some dead code with an assert. When I first ported this
pass from a loop pass to a function pass I did so in the naive,
recursive way. It doesn't actually work, we need a worklist instead.
When I switched to the worklist I didn't delete the naive recursion.
That recursion was also buggy because it was dead and never really
exercised.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204184 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoMore header and forward declaration cleanup.
Eric Christopher [Tue, 18 Mar 2014 21:44:12 +0000 (21:44 +0000)]
More header and forward declaration cleanup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204183 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd back the headers we're getting via (likely) transitive includes.
Eric Christopher [Tue, 18 Mar 2014 20:58:35 +0000 (20:58 +0000)]
Add back the headers we're getting via (likely) transitive includes.
We really do use these things in the header.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204180 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd back r203962, r204028 and r204059.
Rafael Espindola [Tue, 18 Mar 2014 20:40:38 +0000 (20:40 +0000)]
Add back r203962, r204028 and r204059.

This reverts commit r204137.

This includes a fix for handling aliases of aliases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204178 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix for coding style.
Eric Christopher [Tue, 18 Mar 2014 20:39:54 +0000 (20:39 +0000)]
Fix for coding style.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204177 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRemove a bunch of unnecessary includes and forward declarations.
Eric Christopher [Tue, 18 Mar 2014 20:37:10 +0000 (20:37 +0000)]
Remove a bunch of unnecessary includes and forward declarations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204176 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoX86 memcpy lowering: use "rep movs" even when esi is used as base pointer
Hans Wennborg [Tue, 18 Mar 2014 20:04:34 +0000 (20:04 +0000)]
X86 memcpy lowering: use "rep movs" even when esi is used as base pointer

For functions where esi is used as base pointer, we would previously fall back
from lowering memcpy with "rep movs" because that clobbers esi.

With this patch, we just store esi in another physical register, and restore
it afterwards. This adds a little bit of register preassure, but the more
efficient memcpy should be worth it.

Differential Revision: http://llvm-reviews.chandlerc.com/D2968

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204174 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoUse early returns to reduce nesting.
Rui Ueyama [Tue, 18 Mar 2014 18:58:51 +0000 (18:58 +0000)]
Use early returns to reduce nesting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204171 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix test lsr-normalization.ll broken in r204161.
Michael Zolotukhin [Tue, 18 Mar 2014 18:17:59 +0000 (18:17 +0000)]
Fix test lsr-normalization.ll broken in r204161.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204166 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd support for scalarizing/splitting vector bswap.
Raul E. Silvera [Tue, 18 Mar 2014 17:49:12 +0000 (17:49 +0000)]
Add support for scalarizing/splitting vector bswap.

Summary:
  SLP Vectorization of intrinsics (r203707) has exposed cases where the
  expansion of vector bswap is failing (PR19151).

Reviewers: hfinkel

CC: chandlerc
Differential Revision: http://llvm-reviews.chandlerc.com/D3104

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204163 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebug info: Remove OdrMemberMap from DwarfDebug, it's not necessary.
Adrian Prantl [Tue, 18 Mar 2014 17:41:15 +0000 (17:41 +0000)]
Debug info: Remove OdrMemberMap from DwarfDebug, it's not necessary.
Follow-up to r203982.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204162 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd stride normalization to SCEV Normalize/Denormalize transformation.
Michael Zolotukhin [Tue, 18 Mar 2014 17:34:03 +0000 (17:34 +0000)]
Add stride normalization to SCEV Normalize/Denormalize transformation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204161 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[DAGCombiner] teach how to simplify xor/and/or nodes according to the following rules:
Andrea Di Biagio [Tue, 18 Mar 2014 17:12:59 +0000 (17:12 +0000)]
[DAGCombiner] teach how to simplify xor/and/or nodes according to the following rules:

 1)  (AND (shuf (A, C, Mask), shuf (B, C, Mask)) -> shuf (AND (A, B), C, Mask)
 2)  (OR  (shuf (A, C, Mask), shuf (B, C, Mask)) -> shuf (OR  (A, B), C, Mask)
 3)  (XOR (shuf (A, C, Mask), shuf (B, C, Mask)) -> shuf (XOR (A, B), V_0, Mask)

 4)  (AND (shuf (C, A, Mask), shuf (C, B, Mask)) -> shuf (C, AND (A, B), Mask)
 5)  (OR  (shuf (C, A, Mask), shuf (C, B, Mask)) -> shuf (C, OR  (A, B), Mask)
 6)  (XOR (shuf (C, A, Mask), shuf (C, B, Mask)) -> shuf (V_0, XOR (A, B), Mask)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204160 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoX86: Use enums for memory operand decoding instead of integer literals.
Manuel Jacob [Tue, 18 Mar 2014 16:14:11 +0000 (16:14 +0000)]
X86: Use enums for memory operand decoding instead of integer literals.

Summary:
X86BaseInfo.h defines an enum for the offset of each operand in a memory operand
sequence.  Some code uses it and some does not.  This patch replaces (hopefully)
all remaining locations where an integer literal was used instead of this enum.
No functionality change intended.

Reviewers: nadav

CC: llvm-commits, t.p.northover
Differential Revision: http://llvm-reviews.chandlerc.com/D3108

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204158 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoEnable CFI on Hexagon.
Krzysztof Parzyszek [Tue, 18 Mar 2014 16:02:37 +0000 (16:02 +0000)]
Enable CFI on Hexagon.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204157 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoFix PR19144: Incorrect offset generated for int-to-fp conversion at -O0.
Bill Schmidt [Tue, 18 Mar 2014 14:32:50 +0000 (14:32 +0000)]
Fix PR19144: Incorrect offset generated for int-to-fp conversion at -O0.

When converting a signed 32-bit integer to double-precision floating point on
hardware without a lfiwax instruction, we have to instead use a lfd followed
by fcfid.  We were erroneously offsetting the address by 4 bytes in
preparation for either a lfiwax or lfiwzx when generating the lfd.  This fixes
that silly error.

This was not caught in the test suite since the conversion tests were run with
-mcpu=pwr7, which implies availability of lfiwax.  I've added another test
case for older hardware that checks the code we expect in the absence of
lfiwax and other flavors of fcfid.  There are fewer tests in this test case
because we punt to DAG selection in more cases on older hardware.  (We must
generate complex fiddly sequences in those cases, and there is marginal
benefit in duplicating that logic in fast-isel.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204155 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[msan] Origin tracking with history.
Evgeniy Stepanov [Tue, 18 Mar 2014 13:30:56 +0000 (13:30 +0000)]
[msan] Origin tracking with history.

LLVM part of MSan implementation of advanced origin tracking,
when we record not only creation point, but all locations where
an uninitialized value was stored to memory, too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204151 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoTolerate unmangled names in sample profiles.
Diego Novillo [Tue, 18 Mar 2014 12:03:12 +0000 (12:03 +0000)]
Tolerate unmangled names in sample profiles.

Summary:
The compiler does not always generate linkage names. If a function
has been inlined and its body elided, its linkage name may not be
generated.

When the binary executes, the profiler will use its unmangled name
when attributing samples. This results in unmangled names in the
input profile.

We are currently failing hard when this happens. However, in this case
all that happens is that we fail to attribute samples to the inlined
function. While this means fewer optimization opportunities, it should
not cause a compilation failure.

This patch accepts all valid function names, regardless of whether
they were mangled or not.

Reviewers: chandlerc

CC: llvm-commits
Differential Revision: http://llvm-reviews.chandlerc.com/D3087

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204142 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoRevert r203962 and two revisions depending on it: r204028 and r204059.
Alexander Kornienko [Tue, 18 Mar 2014 10:36:11 +0000 (10:36 +0000)]
Revert r203962 and two revisions depending on it: r204028 and r204059.
The revision I'm reverting breaks handling of transitive aliases. This blocks us
and breaks sanitizer bootstrap:
http://lab.llvm.org:8011/builders/sanitizer-x86_64-linux-bootstrap/builds/2651
(and checked locally by Alexey).

This revision is the result of:

  svn merge -r204059:204058 -r204028:204027 -r203962:203961 .

+ the regression test added to test/MC/ELF/alias.s

Another way to reproduce the regression with clang:
  $ cat q.c
  void a1();
  void a2() __attribute__((alias("a1")));
  void a3() __attribute__((alias("a2")));
  void a1() {}

  $ ~/work/llvm-build/bin/clang-3.5-good -c q.c && mv q.o good.o && \
      ~/work/llvm-build/bin/clang-3.5-bad -c q.c && mv q.o bad.o && \
      objdump -t good.o bad.o

    good.o:     file format elf64-x86-64

    SYMBOL TABLE:
    0000000000000000 l    df *ABS*  0000000000000000 q.c
    0000000000000000 l    d  .text  0000000000000000 .text
    0000000000000000 l    d  .data  0000000000000000 .data
    0000000000000000 l    d  .bss   0000000000000000 .bss
    0000000000000000 l    d  .comment       0000000000000000 .comment
    0000000000000000 l    d  .note.GNU-stack        0000000000000000 .note.GNU-stack
    0000000000000000 l    d  .eh_frame      0000000000000000 .eh_frame
    0000000000000000 g     F .text  0000000000000006 a1
    0000000000000000 g     F .text  0000000000000006 a2
    0000000000000000 g     F .text  0000000000000006 a3

    bad.o:     file format elf64-x86-64

    SYMBOL TABLE:
    0000000000000000 l    df *ABS*  0000000000000000 q.c
    0000000000000000 l    d  .text  0000000000000000 .text
    0000000000000000 l    d  .data  0000000000000000 .data
    0000000000000000 l    d  .bss   0000000000000000 .bss
    0000000000000000 l    d  .comment       0000000000000000 .comment
    0000000000000000 l    d  .note.GNU-stack        0000000000000000 .note.GNU-stack
    0000000000000000 l    d  .eh_frame      0000000000000000 .eh_frame
    0000000000000000 g     F .text  0000000000000006 a1
    0000000000000000 g     F .text  0000000000000006 a2
    0000000000000000 g       .text  0000000000000000 a3

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204137 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd IAS/EHABI changes to release notes
Renato Golin [Tue, 18 Mar 2014 10:16:15 +0000 (10:16 +0000)]
Add IAS/EHABI changes to release notes

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204134 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugIRTests: Fixup for r204130.
NAKAMURA Takumi [Tue, 18 Mar 2014 09:58:28 +0000 (09:58 +0000)]
DebugIRTests: Fixup for r204130.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204132 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[msan] Kill -msan-store-clean-origin flag.
Evgeniy Stepanov [Tue, 18 Mar 2014 09:47:06 +0000 (09:47 +0000)]
[msan] Kill -msan-store-clean-origin flag.

Not only is it slower than the alternative, but also subtly broken.
This commit does not change the default behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204131 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[C++11] Change DebugInfoFinder to use range-based loops
Alon Mishne [Tue, 18 Mar 2014 09:41:07 +0000 (09:41 +0000)]
[C++11] Change DebugInfoFinder to use range-based loops

Also changes the iterators to return actual DI type over MDNode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204130 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[msan] Remove unused code.
Evgeniy Stepanov [Tue, 18 Mar 2014 08:29:42 +0000 (08:29 +0000)]
[msan] Remove unused code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204125 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[C++11] Mark the target fast isel classes as 'final' so that the compiler can de...
Craig Topper [Tue, 18 Mar 2014 07:27:13 +0000 (07:27 +0000)]
[C++11] Mark the target fast isel classes as 'final' so that the compiler can de-virtualize some of the internal calls.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204123 91177308-0d34-0410-b5e6-96231b3b80d8

10 years ago[C++11] Change the interface of getCOFF{Section,Relocation,Symbol} to make it work...
Alexey Samsonov [Tue, 18 Mar 2014 06:53:02 +0000 (06:53 +0000)]
[C++11] Change the interface of getCOFF{Section,Relocation,Symbol} to make it work with range-based for loops.

Reviewers: ruiu

Reviewed By: ruiu

CC: llvm-commits
Differential Revision: http://llvm-reviews.chandlerc.com/D3097

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204120 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoCodeGen/R600/v_cndmask.ll: Relax an expression to unbreak msvcrt.
NAKAMURA Takumi [Tue, 18 Mar 2014 06:17:22 +0000 (06:17 +0000)]
CodeGen/R600/v_cndmask.ll: Relax an expression to unbreak msvcrt.

  V_CNDMASK_B32_e64 v0, v0, -1.#QNAN0e+00, s[2:3], 0, 0, 0, 0

FIXME: We really need to implement our formatter...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204118 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDebugInfo/lto-comp-dir.ll: Tweak for dos path.
NAKAMURA Takumi [Tue, 18 Mar 2014 06:01:14 +0000 (06:01 +0000)]
DebugInfo/lto-comp-dir.ll: Tweak for dos path.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204117 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoARM: add an assertion
Saleem Abdulrasool [Tue, 18 Mar 2014 05:26:55 +0000 (05:26 +0000)]
ARM: add an assertion

Add an assertion that a valid section is referenced.  The potential NULL pointer
dereference was identified by the clang static analyzer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204114 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoDwarfDebug: Only unique retained types instead of all types.
Adrian Prantl [Tue, 18 Mar 2014 02:35:03 +0000 (02:35 +0000)]
DwarfDebug: Only unique retained types instead of all types.
This is a follow-up to r203983 based on feedback from dblaikie and mren (Thanks!)
No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204107 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoSwitch the type field in DIVariable and DIGlobalVariable over to DITypeRefs.
Adrian Prantl [Tue, 18 Mar 2014 02:34:58 +0000 (02:34 +0000)]
Switch the type field in DIVariable and DIGlobalVariable over to DITypeRefs.
This allows us to catch more opportunities for ODR-based type uniquing
during LTO.
Paired commit with CFE which updates some testcases to verify the new
DIBuilder behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204106 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoReplace unnecessary #include directive with forward declarations.
Adrian Prantl [Tue, 18 Mar 2014 02:34:52 +0000 (02:34 +0000)]
Replace unnecessary #include directive with forward declarations.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204104 91177308-0d34-0410-b5e6-96231b3b80d8

10 years agoAdd explanatory comment.
Eric Christopher [Tue, 18 Mar 2014 02:18:27 +0000 (02:18 +0000)]
Add explanatory comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@204103 91177308-0d34-0410-b5e6-96231b3b80d8