oota-llvm.git
9 years agoRe-apply "InstrProf: Use a test fixture in the coverage mapping tests"
Justin Bogner [Tue, 17 Feb 2015 21:33:43 +0000 (21:33 +0000)]
Re-apply "InstrProf: Use a test fixture in the coverage mapping tests"

This time we use a helper to format the assertion so we can just use
ASSERT_TRUE instead of relying on ASSERT_EQ being able to deal with
conversions between enum types.

This reverts r229496, re-applying r229473.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229547 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd testcases I missed in r229541.
Rafael Espindola [Tue, 17 Feb 2015 20:50:39 +0000 (20:50 +0000)]
Add testcases I missed in r229541.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229542 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd r228980 back.
Rafael Espindola [Tue, 17 Feb 2015 20:48:01 +0000 (20:48 +0000)]
Add r228980 back.

Add support for having multiple sections with the same name and comdat.

Using this in combination with -ffunction-sections allows LLVM to output a .o
file with mulitple sections named .text. This saves space by avoiding long
unique names of the form .text.<C++ mangled name>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229541 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd r228889 back.
Rafael Espindola [Tue, 17 Feb 2015 20:40:59 +0000 (20:40 +0000)]
Add r228889 back.

Original message:
Invert the section relocation map.

It now points from rel section to section. Use it to set sh_info, avoiding
a brittle name lookup.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229539 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd r228888 back.
Rafael Espindola [Tue, 17 Feb 2015 20:37:50 +0000 (20:37 +0000)]
Add r228888 back.

Original message:

Use the existing SymbolTableIndex instead of doing a lookup. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229538 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd r228886 back now that r229530 fixed the issue lldb was hitting.
Rafael Espindola [Tue, 17 Feb 2015 20:31:13 +0000 (20:31 +0000)]
Add r228886 back now that r229530 fixed the issue lldb was hitting.

Original message:

Create the Seciton -> Rel Section map when it is first needed. NFC.

Saves a walk over every section.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229536 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agomake basic block label matching more flexible for less sad buildbots
Sanjay Patel [Tue, 17 Feb 2015 20:29:31 +0000 (20:29 +0000)]
make basic block label matching more flexible for less sad buildbots

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229535 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoR600/SI: Fix asam errors in SIFoldOperands
Tom Stellard [Tue, 17 Feb 2015 20:11:54 +0000 (20:11 +0000)]
R600/SI: Fix asam errors in SIFoldOperands

We were trying to fold into implicit uses, which led to out of bounds
access of the MCInstrDesc::OpInfo arrray.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229533 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoprevent folding a scalar FP load into a packed logical FP instruction (PR22371)
Sanjay Patel [Tue, 17 Feb 2015 20:08:21 +0000 (20:08 +0000)]
prevent folding a scalar FP load into a packed logical FP instruction (PR22371)

Change the memory operands in sse12_fp_packed_scalar_logical_alias from scalars to vectors.
That's what the hardware packed logical FP instructions define: 128-bit memory operands.
There are no scalar versions of these instructions...because this is x86.

Generating the wrong code (folding a scalar load into a 128-bit load) is still possible
using the peephole optimization pass and the load folding tables. We won't completely
solve this bug until we either fix the lowering in fabs/fneg/fcopysign and any other
places where scalar FP logic is created or fix the load folding in foldMemoryOperandImpl()
to make sure it isn't changing the size of the load.

Differential Revision: http://reviews.llvm.org/D7474

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229531 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDon't deference the section_end() iterator.
Rafael Espindola [Tue, 17 Feb 2015 20:07:28 +0000 (20:07 +0000)]
Don't deference the section_end() iterator.

Hard to test given the undefined behavior nature.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229530 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoExpose LLVM_VERSION_PATCH in llvm-config.h
Reid Kleckner [Tue, 17 Feb 2015 20:02:34 +0000 (20:02 +0000)]
Expose LLVM_VERSION_PATCH in llvm-config.h

There was no reason to keep this private in config.h, and users
requested that it be available in PR22615.

Also fix a bug where patch versions of '0' would cause the macro to
remain undefined. The "#cmakedefine" command only creates a macro if the
named variable would be considered true in the context of an if().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229529 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMake the ARM AsmPrinter independent of global subtarget
Eric Christopher [Tue, 17 Feb 2015 20:02:32 +0000 (20:02 +0000)]
Make the ARM AsmPrinter independent of global subtarget
initialization. Initialize the subtarget once per function and
migrate Emit{Start|End}OfAsmFile to either use attributes on the
TargetMachine or get information from the subtarget we'd use
for assembling. One bit (getISAEncoding) touched the general
AsmPrinter and the debug output. Handle this one by passing
the function for the subprogram down and updating all callers
and users.

The top-level-ness of the ARM attribute output for assembly is,
by nature, contrary to how we'd want to do this for an LTO
situation where we have multiple cpu architectures so this
solution is good enough for now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229528 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago80-column fixups.
Eric Christopher [Tue, 17 Feb 2015 20:02:28 +0000 (20:02 +0000)]
80-column fixups.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229527 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[MC] Constifying MCInst::size()
Colin LeMahieu [Tue, 17 Feb 2015 19:46:23 +0000 (19:46 +0000)]
[MC] Constifying MCInst::size()

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229524 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDIBuilder: add trackIfUnresolved() to all nodes that may be cyclic.
Adrian Prantl [Tue, 17 Feb 2015 19:17:39 +0000 (19:17 +0000)]
DIBuilder: add trackIfUnresolved() to all nodes that may be cyclic.
Tested in clang/test/CodeGenObjCCXX/debug-info-cyclic.mm

rdar://problem/19839612

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229521 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Object] Support reading 64-bit MIPS ELF archives
Simon Atanasyan [Tue, 17 Feb 2015 18:54:22 +0000 (18:54 +0000)]
[Object] Support reading 64-bit MIPS ELF archives

The 64-bit MIPS ELF archive file format is used by MIPS64 targets.
The main difference from a regular archive file is the symbol table format:
1. ar_name is equal to "/SYM64/"
2. number of symbols and offsets are 64-bit integers

http://techpubs.sgi.com/library/manuals/4000/007-4658-001/pdf/007-4658-001.pdf
Page 96

The patch allows reading of such archive files by llvm-nm, llvm-objdump
and other tools. But it does not support archive files with number of symbols
and/or offsets exceed 2^32. I think it is a rather rare case requires more
significant modification of `Archive` class code.

http://reviews.llvm.org/D7546

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229520 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoCorrecting the ArrayRef test to not cause use-after-free bugs with initializer lists...
Aaron Ballman [Tue, 17 Feb 2015 17:44:07 +0000 (17:44 +0000)]
Correcting the ArrayRef test to not cause use-after-free bugs with initializer lists. Should also silence a -Wsign-compare warning accidentally introduced.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229515 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdding additional tests to ensure that initializer lists created from return values...
Aaron Ballman [Tue, 17 Feb 2015 17:08:08 +0000 (17:08 +0000)]
Adding additional tests to ensure that initializer lists created from return values and as function arguments also work as expected.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229513 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAddressing a post-commit review comment suggesting to avoid using direct initialization.
Aaron Ballman [Tue, 17 Feb 2015 16:57:05 +0000 (16:57 +0000)]
Addressing a post-commit review comment suggesting to avoid using direct initialization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229512 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoCanonicalize splats as build_vectors (PR22283)
Sanjay Patel [Tue, 17 Feb 2015 16:54:32 +0000 (16:54 +0000)]
Canonicalize splats as build_vectors (PR22283)

This is a follow-on patch to:
http://reviews.llvm.org/D7093

That patch canonicalized constant splats as build_vectors,
and this patch removes the constant check so we can canonicalize
all splats as build_vectors.

This fixes the 2nd test case in PR22283:
http://llvm.org/bugs/show_bug.cgi?id=22283

The unfortunate code duplication between SelectionDAG and DAGCombiner
is discussed in the earlier patch review. At least this patch is just
removing code...

This improves an existing x86 AVX test and changes codegen in an ARM test.

Differential Revision: http://reviews.llvm.org/D7389

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229511 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoR600/SI: Extend private extload pattern to include zext loads
Tom Stellard [Tue, 17 Feb 2015 16:36:00 +0000 (16:36 +0000)]
R600/SI: Extend private extload pattern to include zext loads

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229507 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoI believe we no longer require LLVM_HAS_INITIALIZER_LISTS; it's supported in MSVC...
Aaron Ballman [Tue, 17 Feb 2015 15:37:53 +0000 (15:37 +0000)]
I believe we no longer require LLVM_HAS_INITIALIZER_LISTS; it's supported in MSVC 2013 and GCC. Added a trivial test to ensure the ArrayRef initializer list constructor is called and behaves as expected.

If any of the bots complain (perhaps due to an antiquated version of an STL implementation), I will revert.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229502 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoADT/PointerIntPairTest.cpp: Prune obsolete #if. We don't support msc17 anymore.
NAKAMURA Takumi [Tue, 17 Feb 2015 15:36:01 +0000 (15:36 +0000)]
ADT/PointerIntPairTest.cpp: Prune obsolete #if. We don't support msc17 anymore.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229501 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoPrefer SmallVector::append/insert over push_back loops.
Benjamin Kramer [Tue, 17 Feb 2015 15:29:18 +0000 (15:29 +0000)]
Prefer SmallVector::append/insert over push_back loops.

Same functionality, but hoists the vector growth out of the loop.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229500 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoReverting r229473; it does not compile with MSVC 2013, and I suspect it was meant...
Aaron Ballman [Tue, 17 Feb 2015 13:18:43 +0000 (13:18 +0000)]
Reverting r229473; it does not compile with MSVC 2013, and I suspect it was meant to be reverted in r229483.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229496 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFixed a bug in store sinking.
Elena Demikhovsky [Tue, 17 Feb 2015 13:10:05 +0000 (13:10 +0000)]
Fixed a bug in store sinking.
The problem was in store-sink barrier check.

Store sink barrier should be checked for ModRef (read-write) mode.

http://llvm.org/bugs/show_bug.cgi?id=22613

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229495 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoOrcJIT: Appease msc18 not to be confused on executeCompileCallback<OrcX86_64>.
NAKAMURA Takumi [Tue, 17 Feb 2015 12:53:16 +0000 (12:53 +0000)]
OrcJIT: Appease msc18 not to be confused on executeCompileCallback<OrcX86_64>.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229494 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoReformat.
NAKAMURA Takumi [Tue, 17 Feb 2015 12:53:05 +0000 (12:53 +0000)]
Reformat.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229493 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoOrcJIT: Try to appease msc18 to add move constructor in FullyPartitionedModule .
NAKAMURA Takumi [Tue, 17 Feb 2015 12:52:58 +0000 (12:52 +0000)]
OrcJIT: Try to appease msc18 to add move constructor in FullyPartitionedModule .

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229492 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFix problem with uninitialized bool found by asan.
Manuel Klimek [Tue, 17 Feb 2015 12:42:14 +0000 (12:42 +0000)]
Fix problem with uninitialized bool found by asan.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229490 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86][FastISel] Add missing flag -fast-isel-abort to run lines in test fast-isel...
Andrea Di Biagio [Tue, 17 Feb 2015 12:25:49 +0000 (12:25 +0000)]
[X86][FastISel] Add missing flag -fast-isel-abort to run lines in test fast-isel-fptrunc-fpext.ll.

Flag -fast-isel-abort is required in order to verify that X86FastISel
never fails to select FPExt (float-to-double) and FPTrunc (double-to-float).
No Functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229489 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Silence -Wsign-compare warnings.
Andrea Di Biagio [Tue, 17 Feb 2015 11:20:11 +0000 (11:20 +0000)]
[X86] Silence -Wsign-compare warnings.

GCC 4.8 reported two new warnings due to comparisons
between signed and unsigned integer expressions. The new warnings were
accidentally introduced by revision 229480.
Added explicit casts to silence the warnings. No functional change intended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229488 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "InstrProf: Add unit tests for the profile reader and writer"
Justin Bogner [Tue, 17 Feb 2015 09:21:43 +0000 (09:21 +0000)]
Revert "InstrProf: Add unit tests for the profile reader and writer"

This added API to the InstrProfWriter to write to a string so I could
write unittests without using temp files. This doesn't really work,
since the format has tighter alignment requirements than a char.

This reverts r229478 and its follow-up, r229481.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229483 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAVX-512: changes in intel_ocl_bi calling conventions
Elena Demikhovsky [Tue, 17 Feb 2015 09:20:12 +0000 (09:20 +0000)]
AVX-512: changes in intel_ocl_bi calling conventions
- added mask types v8i1 and v16i1 to possible function parameters
- enabled passing 512-bit vectors in standard CC
- added a test for KNL intel_ocl_bi conventions

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229482 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstrProf: Add missing header from r229478
Justin Bogner [Tue, 17 Feb 2015 08:26:06 +0000 (08:26 +0000)]
InstrProf: Add missing header from r229478

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229481 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Combine vector anyext + and into a vector zext
Michael Kuperstein [Tue, 17 Feb 2015 08:22:51 +0000 (08:22 +0000)]
[X86] Combine vector anyext + and into a vector zext

Vector zext tends to get legalized into a vector anyext, represented as a vector shuffle with an undef vector + a bitcast, that gets ANDed with a mask that zeroes the undef elements.
Combine this into an explicit shuffle with a zero vector instead. This allows shuffle lowering to match it as a zext, instead of matching it as an anyext and emitting an explicit AND.
This combine only covers a subset of the cases, but it's a start.

Differential Revision: http://reviews.llvm.org/D7666

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229480 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRe-apply "InstrProf: Add unit tests for the profile reader and writer"
Justin Bogner [Tue, 17 Feb 2015 07:50:59 +0000 (07:50 +0000)]
Re-apply "InstrProf: Add unit tests for the profile reader and writer"

Add these tests again, but use va_list instead of initializer lists.

This reverts r229456, reapplying r229455.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229478 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[PBQP] NDEBUG guards added around code needed for assert.
Jonas Paulsson [Tue, 17 Feb 2015 07:45:06 +0000 (07:45 +0000)]
[PBQP] NDEBUG guards added around code needed for assert.

wasConservativelyAllocatable() is only called to assert that a conservatively
allocatable node wasn't forced to spill.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229477 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMake the PowerPC AsmPrinter independent of global subtarget
Eric Christopher [Tue, 17 Feb 2015 07:21:21 +0000 (07:21 +0000)]
Make the PowerPC AsmPrinter independent of global subtarget
initialization. Initialize the subtarget once per function and
migrate EmitStartOfAsmFile to either use attributes on the
TargetMachine or get information from all of the various
subtargets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229475 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstrProf: Use a test fixture in the coverage mapping tests
Justin Bogner [Tue, 17 Feb 2015 06:56:49 +0000 (06:56 +0000)]
InstrProf: Use a test fixture in the coverage mapping tests

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229473 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAdd a FIXME to move IsLittleEndian to the target machine.
Eric Christopher [Tue, 17 Feb 2015 06:45:17 +0000 (06:45 +0000)]
Add a FIXME to move IsLittleEndian to the target machine.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229472 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMove ABI handling and 64-bitness to the PowerPC target machine.
Eric Christopher [Tue, 17 Feb 2015 06:45:15 +0000 (06:45 +0000)]
Move ABI handling and 64-bitness to the PowerPC target machine.
This required changing how the computation of the ABI is handled
and how some of the checks for ABI/target are done.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229471 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Orc][Kaleidoscope] Fix misnumbered steps in comments, plus tidy one
Lang Hames [Tue, 17 Feb 2015 05:53:28 +0000 (05:53 +0000)]
[Orc][Kaleidoscope] Fix misnumbered steps in comments, plus tidy one
explanation up a little.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229467 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Orc][Kaleidoscope] Add an example of extreme-laziness in Orc.
Lang Hames [Tue, 17 Feb 2015 05:40:42 +0000 (05:40 +0000)]
[Orc][Kaleidoscope] Add an example of extreme-laziness in Orc.

The version of the tutorial uses the new compile callbacks API to inject stubs
that trigger IRGen & Codegen of their respective function bodies when they are
first called.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229466 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Orc][Kaleidoscope] Update the MainLoop code of the orc/kaleidoscope tutorials
Lang Hames [Tue, 17 Feb 2015 05:36:59 +0000 (05:36 +0000)]
[Orc][Kaleidoscope] Update the MainLoop code of the orc/kaleidoscope tutorials
to get rid of the duplicate prompt. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229465 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAsmPrinter: Use DIExpression default constructor, NFC
Duncan P. N. Exon Smith [Tue, 17 Feb 2015 02:42:45 +0000 (02:42 +0000)]
AsmPrinter: Use DIExpression default constructor, NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229464 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Teach the unpack lowering to try wider element unpacks.
Chandler Carruth [Tue, 17 Feb 2015 02:12:24 +0000 (02:12 +0000)]
[x86] Teach the unpack lowering to try wider element unpacks.

This allows it to match still more places where previously we would have
to fall back on floating point shuffles or other more complex lowering
strategies.

I'm hoping to replace some of the hand-rolled unpack matching with this
routine is it gets more and more clever.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229463 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[BDCE] Add a bit-tracking DCE pass
Hal Finkel [Tue, 17 Feb 2015 01:36:59 +0000 (01:36 +0000)]
[BDCE] Add a bit-tracking DCE pass

BDCE is a bit-tracking dead code elimination pass. It is based on ADCE (the
"aggressive DCE" pass), with the added capability to track dead bits of integer
valued instructions and remove those instructions when all of the bits are
dead.

Currently, it does not actually do this all-bits-dead removal, but rather
replaces the instruction's uses with a constant zero, and lets instcombine (and
the later run of ADCE) do the rest. Because we essentially get a run of ADCE
"for free" while tracking the dead bits, we also do what ADCE does and removes
actually-dead instructions as well (this includes instructions newly trivially
dead because all bits were dead, but not all such instructions can be removed).

The motivation for this is a case like:

int __attribute__((const)) foo(int i);
int bar(int x) {
  x |= (4 & foo(5));
  x |= (8 & foo(3));
  x |= (16 & foo(2));
  x |= (32 & foo(1));
  x |= (64 & foo(0));
  x |= (128& foo(4));
  return x >> 4;
}

As it turns out, if you order the bit-field insertions so that all of the dead
ones come last, then instcombine will remove them. However, if you pick some
other order (such as the one above), the fact that some of the calls to foo()
are useless is not locally obvious, and we don't remove them (without this
pass).

I did a quick compile-time overhead check using sqlite from the test suite
(Release+Asserts). BDCE took ~0.4% of the compilation time (making it about
twice as expensive as ADCE).

I've not looked at why yet, but we eliminate instructions due to having
all-dead bits in:
External/SPEC/CFP2006/447.dealII/447.dealII
External/SPEC/CINT2006/400.perlbench/400.perlbench
External/SPEC/CINT2006/403.gcc/403.gcc
MultiSource/Applications/ClamAV/clamscan
MultiSource/Benchmarks/7zip/7zip-benchmark

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229462 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Orc] Update the Orc indirection utils and refactor the CompileOnDemand layer.
Lang Hames [Tue, 17 Feb 2015 01:18:38 +0000 (01:18 +0000)]
[Orc] Update the Orc indirection utils and refactor the CompileOnDemand layer.

This patch replaces most of the Orc indirection utils API with a new class:
JITCompileCallbackManager, which creates and manages JIT callbacks.
Exposing this functionality directly allows the user to create callbacks that
are associated with user supplied compilation actions. For example, you can
create a callback to lazyily IR-gen something from an AST. (A kaleidoscope
example demonstrating this will be committed shortly).

This patch also refactors the CompileOnDemand layer to use the
JITCompileCallbackManager API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229461 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSpecify arch in test/CodeGen/X86/float-conv-elim.ll
Hal Finkel [Tue, 17 Feb 2015 00:11:19 +0000 (00:11 +0000)]
Specify arch in test/CodeGen/X86/float-conv-elim.ll

This test was failing on non-x86 hosts because it specified a cpu of x86_64,
but not an architecture. x86_64 is obviously not a valid cpu on all
architectures.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229460 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAsmPrinter: Stop creating DebugLocs
Duncan P. N. Exon Smith [Tue, 17 Feb 2015 00:02:27 +0000 (00:02 +0000)]
AsmPrinter: Stop creating DebugLocs

While looking at a heap profile of a clang LTO bootstrap with -g, I
noticed that 2.2% of memory in an `llvm-lto` of clang is from calling
`DebugLoc::get()` in `collectVariableInfo()` (accounting for ~40% of
memory used for `MDLocation`s).

I suspect this was introduced by r226736, whose goal was to prevent
uniquing of `DebugLoc`s (goal achieved, if so).

There's no reason we need a `DebugLoc` here at all -- it was just being
used for (in)convenient API -- so the fix is to pass the scope and
inlined-at directly to `LexicalScopes::findInlinedScope()`.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229459 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[PowerPC] Support non-direct-sub/superclass VSX copies
Hal Finkel [Mon, 16 Feb 2015 23:46:30 +0000 (23:46 +0000)]
[PowerPC] Support non-direct-sub/superclass VSX copies

Our register allocation has become better recently, it seems, and is now
starting to generate cross-block copies into inflated register classes. These
copies are not transformed into subregister insertions/extractions by the
PPCVSXCopy class, and so need to be handled directly by
PPCInstrInfo::copyPhysReg. The code to do this was *almost* there, but not
quite (it was unnecessarily restricting itself to only the direct
sub/super-register-class case (not copying between, for example, something in
VRRC and the lower-half of VSRC which are super-registers of F8RC).

Triggering this behavior manually is difficult; I'm including two
bugpoint-reduced test cases from the test suite.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229457 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRevert "InstrProf: Add unit tests for the profile reader and writer"
Justin Bogner [Mon, 16 Feb 2015 23:31:07 +0000 (23:31 +0000)]
Revert "InstrProf: Add unit tests for the profile reader and writer"

Looks like the bots don't like my initializer lists.

This reverts r229455

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229456 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstrProf: Add unit tests for the profile reader and writer
Justin Bogner [Mon, 16 Feb 2015 23:27:48 +0000 (23:27 +0000)]
InstrProf: Add unit tests for the profile reader and writer

This required some minor API to be added to these types to avoid
needing temp files.

Also, I've used initializer lists in the tests, as MSVC 2013 claims to
support them. I'll redo this without them if the bots complain.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229455 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Mips] Add .MIPS.options section descriptor kinds enumeration
Simon Atanasyan [Mon, 16 Feb 2015 22:59:29 +0000 (22:59 +0000)]
[Mips] Add .MIPS.options section descriptor kinds enumeration

No functional changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229452 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[Orc] Add an emitAndFinalize method to the ObjectLinkingLayer, IRCompileLayer
Lang Hames [Mon, 16 Feb 2015 22:36:25 +0000 (22:36 +0000)]
[Orc] Add an emitAndFinalize method to the ObjectLinkingLayer, IRCompileLayer
and LazyEmittingLayer of Orc.

This method allows you to immediately emit and finalize a module. It is required
by an upcoming refactor of the indirection utils and the compile-on-demand
layer.

I've filed http://llvm.org/PR22608 to write unit tests for this and other Orc
APIs.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229451 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ARM] Remove unused declaration. NFC.
Ahmed Bougacha [Mon, 16 Feb 2015 22:30:08 +0000 (22:30 +0000)]
[ARM] Remove unused declaration. NFC.

GlobalMerge was moved to lib/CodeGen a while ago, and is no longer
called "ARMGlobalMerge".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229448 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[AVX512] Make 512b vector floating point rounds legal on AVX512.
Cameron McInally [Mon, 16 Feb 2015 22:15:42 +0000 (22:15 +0000)]
[AVX512] Make 512b vector floating point rounds legal on AVX512.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229445 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRegisterCoalescer: Don't rematerialize subregister definitions.
Matthias Braun [Mon, 16 Feb 2015 22:05:17 +0000 (22:05 +0000)]
RegisterCoalescer: Don't rematerialize subregister definitions.

We cannot simply rematerialize instructions which only defining a
subregister, as the final value also depends on the previous
instructions.

This fixes test/CodeGen/R600/subreg-coalescer-bug.ll with subreg
liveness enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229444 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRegisterCoalescer: Do not look for regclass of IMPLICIT_DEF.
Matthias Braun [Mon, 16 Feb 2015 22:05:12 +0000 (22:05 +0000)]
RegisterCoalescer: Do not look for regclass of IMPLICIT_DEF.

IMPLICIT_DEF is a generic instruction and has no (fixed) output register
class defined. The rematerialization code of the register coalescer
should not scan the instruction description for a register class.

This fixes a problem showing up in
test/CodeGen/R600/subreg-coalescer-crash.ll with subregister liveness
enabled.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229443 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86][SSE] Add SSE MOVQ instructions to SSEPackedInt domain
Simon Pilgrim [Mon, 16 Feb 2015 21:50:56 +0000 (21:50 +0000)]
[X86][SSE] Add SSE MOVQ instructions to SSEPackedInt domain

Patch to explicitly add the SSE MOVQ (rr,mr,rm) instructions to SSEPackedInt domain - prevents a number of costly domain switches.

Differential Revision: http://reviews.llvm.org/D7600

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229439 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSelectionDAG: fold (fp_to_u/sint (s/uint_to_fp)) here too
Mehdi Amini [Mon, 16 Feb 2015 21:47:58 +0000 (21:47 +0000)]
SelectionDAG: fold (fp_to_u/sint (s/uint_to_fp)) here too

Update SPARC tests to match.

From: Fiona Glaser <fglaser@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229438 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstCombine: fold more cases of (fp_to_u/sint (u/sint_to_fp val))
Mehdi Amini [Mon, 16 Feb 2015 21:47:54 +0000 (21:47 +0000)]
InstCombine: fold more cases of (fp_to_u/sint (u/sint_to_fp val))

Fixes radar 15486701.

From: Fiona Glaser <fglaser@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229437 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoTests: reformat sitofp.ll and use FileCheck
Mehdi Amini [Mon, 16 Feb 2015 21:47:50 +0000 (21:47 +0000)]
Tests: reformat sitofp.ll and use FileCheck

From: Fiona Glaser <fglaser@apple.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229436 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoInstrProf: Use ErrorOr for IndexedInstrProfReader::create (NFC)
Justin Bogner [Mon, 16 Feb 2015 21:28:58 +0000 (21:28 +0000)]
InstrProf: Use ErrorOr for IndexedInstrProfReader::create (NFC)

The other InstrProfReader::create factories were updated to return
ErrorOr in r221120, and it's odd for these APIs not to match.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229433 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Remove the multiply by 8 that goes into the shift constant for X86ISD::VSHLDQ...
Craig Topper [Mon, 16 Feb 2015 20:52:07 +0000 (20:52 +0000)]
[X86] Remove the multiply by 8 that goes into the shift constant for X86ISD::VSHLDQ and X86ISD::VSRLDQ. This simplifies the pattern matching in isel and allows these nodes to become the patterns embedded in the instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229431 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Remove x86.avx2.psll.dq.bs and x86.avx2.psrl.dq.bs intrinsics.
Craig Topper [Mon, 16 Feb 2015 20:51:59 +0000 (20:51 +0000)]
[X86] Remove x86.avx2.psll.dq.bs and x86.avx2.psrl.dq.bs intrinsics.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229430 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoARM: Transfer kill flag when lowering VSTMQIA to VSTMDIA.
Matthias Braun [Mon, 16 Feb 2015 19:34:30 +0000 (19:34 +0000)]
ARM: Transfer kill flag when lowering VSTMQIA to VSTMDIA.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229425 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRegisterCoalescer: Improve previous fix for wrong def after.
Matthias Braun [Mon, 16 Feb 2015 19:34:27 +0000 (19:34 +0000)]
RegisterCoalescer: Improve previous fix for wrong def after.

The previous fix in r225503 was needlessly complicated. The problem goes
away as well if the arguments to MergeValueNumberInto are supplied in the
correct order.
This was previously missed because the existing code already had the
wrong order but an additional later Merge was hiding the bug for the
main liverange VNI.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229424 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMSVC 2013 does not ICE on this code in the same fashion that MSVC 2012 did; NFC.
Aaron Ballman [Mon, 16 Feb 2015 19:33:36 +0000 (19:33 +0000)]
MSVC 2013 does not ICE on this code in the same fashion that MSVC 2012 did; NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229422 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoBitcode: Fix major regression: large files w/ debug info
Duncan P. N. Exon Smith [Mon, 16 Feb 2015 19:18:01 +0000 (19:18 +0000)]
Bitcode: Fix major regression: large files w/ debug info

The metadata/value split introduced a major regression reading large
bitcode files that contain debug info (or other cyclic (non-self
reference) metadata graphs).  For the first time in a while, I dropped
from libLTO.dylib down to `llvm-lto` with a non-trivial bitcode file
(~350MB), and I hit this when reading the result of ld64's `-save-temps`
in `llvm-lto`.

Here's pseudo-code for what was going on:

    read-main-metadata-block:
      for each md:
        if has-fwd-ref: // Only true for cyclic graphs.
          any-fwd-refs <- true
      if any-fwd-refs:
        foreach md:
          resolve-cycles(md) // Handle cycles.

    foreach function:
      read-function-metadata-block: // Such as !alias, !loop
        if any-fwd-refs:
          foreach md: // (all metadata, not just this block)
            resolve-cycles(md) // A no-op, but the loop is expensive!!

This commit resets the `AnyFwdRefs` flag to `false`.  This on its own
was enough to change my Release+Asserts `llvm-lto` time for reading this
bitcode from over 20 minutes (I gave up on it) to 20 seconds.  I've gone
further by tracking the min/max metadata forward-references in a
metadata block.  This protects against a schema that has lots of
functions that each reference their own metadata cycle.

Unfortunately, this regression is in the 3.6 branch as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229421 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoConstantFold: Properly fold GEP indices wider than i64
David Majnemer [Mon, 16 Feb 2015 19:10:02 +0000 (19:10 +0000)]
ConstantFold: Properly fold GEP indices wider than i64

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229420 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoRun LICM as part of the cleanup phase from the scalar optimizer.
James Molloy [Mon, 16 Feb 2015 18:59:54 +0000 (18:59 +0000)]
Run LICM as part of the cleanup phase from the scalar optimizer.

Things like LoopUnrolling can produce loop invariant values - make sure
we pick them up.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229419 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoWe require MSVC 1800 as our minimum, so these checks can safely go away; NFC. (It...
Aaron Ballman [Mon, 16 Feb 2015 18:34:57 +0000 (18:34 +0000)]
We require MSVC 1800 as our minimum, so these checks can safely go away; NFC. (It seems this code has been copy/pasted around, unfortunately.)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229417 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoWe require MSVC 1800 as our minimum, so these checks can safely go away; NFC.
Aaron Ballman [Mon, 16 Feb 2015 18:23:00 +0000 (18:23 +0000)]
We require MSVC 1800 as our minimum, so these checks can safely go away; NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229415 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoMSVC 2013 supports std::forward_as_tuple, while MSVC 2012 did not; so we can move...
Aaron Ballman [Mon, 16 Feb 2015 18:21:19 +0000 (18:21 +0000)]
MSVC 2013 supports std::forward_as_tuple, while MSVC 2012 did not; so we can move to using the improved API.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229414 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAArch64: Safely handle the incoming sret call argument.
Andrew Trick [Mon, 16 Feb 2015 18:10:47 +0000 (18:10 +0000)]
AArch64: Safely handle the incoming sret call argument.

This adds a safe interface to the machine independent InputArg struct
for accessing the index of the original (IR-level) argument. When a
non-native return type is lowered, we generate the hidden
machine-level sret argument on-the-fly. Before this fix, we were
representing this argument as OrigArgIndex == 0, which is an outright
lie. In particular this crashed in the AArch64 backend where we
actually try to access the type of the original argument.

Now we use a sentinel value for machine arguments that have no
original argument index. AArch64, ARM, Mips, and PPC now check for this
case before accessing the original argument.

Fixes <rdar://19792160> Null pointer assertion in AArch64TargetLowering

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229413 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[ADCE] Don't indent inside an anonymous namespace
Hal Finkel [Mon, 16 Feb 2015 18:08:00 +0000 (18:08 +0000)]
[ADCE] Don't indent inside an anonymous namespace

To be consistent with what clang-format does, don't add extra indentation
inside an anonymous namespace. NFC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229412 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopReroll] Relax some assumptions a little.
James Molloy [Mon, 16 Feb 2015 17:02:00 +0000 (17:02 +0000)]
[LoopReroll] Relax some assumptions a little.

We won't find a root with index zero in any loop that we are able to reroll.
However, we may find one in a non-rerollable loop, so bail gracefully instead
of failing hard.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229406 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[LoopReroll] Don't crash on dead code
James Molloy [Mon, 16 Feb 2015 17:01:52 +0000 (17:01 +0000)]
[LoopReroll] Don't crash on dead code

If a PHI has no users, don't crash; bail gracefully. This shouldn't
happen often, but we can make no guarantees that previous passes didn't leave
dead code around.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229405 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[PBQP] Improve the assert for conservatively allocatables.
Jonas Paulsson [Mon, 16 Feb 2015 15:39:26 +0000 (15:39 +0000)]
[PBQP] Improve the assert for conservatively allocatables.

Remember if the node ever was in this state instead of checking just the
final state.

Reviewed by Arnaud de Grandmaison.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229400 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[asan] Reuse a common function.
Evgeniy Stepanov [Mon, 16 Feb 2015 14:49:37 +0000 (14:49 +0000)]
[asan] Reuse a common function.

Do not reimplement RoundUpToAlignment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229397 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Add a generic unpack-targeted lowering technique. This can be used
Chandler Carruth [Mon, 16 Feb 2015 12:28:18 +0000 (12:28 +0000)]
[x86] Add a generic unpack-targeted lowering technique. This can be used
to generically lower blends and is particularly nice because it is
available frome SSE2 onward. This removes a lot of the remaining domain
crossing blends in SSE2 code.

I'm hoping to replace some of the "interleaved" lowering hacks with
something closer to this which should be more principled. First, this
needs to learn how to detect and use other interleavings besides that of
the natural type provided. That will be a follow-up patch though.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229378 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Switch this test to use checks generated by my update script. NFC
Chandler Carruth [Mon, 16 Feb 2015 12:23:22 +0000 (12:23 +0000)]
[x86] Switch this test to use checks generated by my update script. NFC

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229377 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoFix quoting of #pragma comment for MS compat, LLVM part.
Michael Kuperstein [Mon, 16 Feb 2015 11:57:17 +0000 (11:57 +0000)]
Fix quoting of #pragma comment for MS compat, LLVM part.

For #pragma comment(linker, ...) MSVC expects the comment string to be quoted, but for #pragma comment(lib, ...) the compiler itself quotes the library name.
Since this distinction disappears by the time the directive reaches the backend, move quoting for the "lib" version to the frontend.

Differential Revision: http://reviews.llvm.org/D7652

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229375 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Add initial basic support for forming blends of v16i8 vectors.
Chandler Carruth [Mon, 16 Feb 2015 10:58:23 +0000 (10:58 +0000)]
[x86] Add initial basic support for forming blends of v16i8 vectors.

This blend instruction is ... really lame. The register usage is insane.
As a consequence this is probably only *barely* better than 2 pshufbs
followed by a por, and that mostly because it only has to read from
a single memory location.

However, this doesn't fix as much as I kind of expected, so more to go.
Pretty sure that the ordering and delegation of v16i8 is just really,
really bad.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229373 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Add some more test cases for i8 vector blends.
Chandler Carruth [Mon, 16 Feb 2015 10:51:49 +0000 (10:51 +0000)]
[x86] Add some more test cases for i8 vector blends.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229372 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDocument that defaulted & deleted methods and explicit conversions are allowed now.
Benjamin Kramer [Mon, 16 Feb 2015 10:28:41 +0000 (10:28 +0000)]
Document that defaulted & deleted methods and explicit conversions are allowed now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229369 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[x86] Switch my usage of VariadicFunction to a "normal" variadic
Chandler Carruth [Mon, 16 Feb 2015 09:59:48 +0000 (09:59 +0000)]
[x86] Switch my usage of VariadicFunction to a "normal" variadic
template now that we can use them.

This is, of course, horribly ugly because of the required recursive
formulation. Suggestions for making it less ugly welcome.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229367 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoIR: SrcTy == DstTy doesn't imply that a cast is valid
David Majnemer [Mon, 16 Feb 2015 09:37:35 +0000 (09:37 +0000)]
IR: SrcTy == DstTy doesn't imply that a cast is valid

Cast validity depends on the cast's kind, not just its types.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229366 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAsmParser: extractvalue requires at least one index operand
David Majnemer [Mon, 16 Feb 2015 09:18:13 +0000 (09:18 +0000)]
AsmParser: extractvalue requires at least one index operand

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229365 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAsmParser: Make sure GlobalVariables have sane types
David Majnemer [Mon, 16 Feb 2015 08:41:08 +0000 (08:41 +0000)]
AsmParser: Make sure GlobalVariables have sane types

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229364 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoAsmParser: Reject alloca with function type
David Majnemer [Mon, 16 Feb 2015 08:38:03 +0000 (08:38 +0000)]
AsmParser: Reject alloca with function type

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229363 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoSwitch our index sequence away from template aliases and just use
Chandler Carruth [Mon, 16 Feb 2015 08:22:35 +0000 (08:22 +0000)]
Switch our index sequence away from template aliases and just use
classes. We can't use template aliases because on MSVC they don't appear
to work correctly in the common usage such as Format.h.

Many thanks to Zach for doing all the testing and debugging here. I just
slotted the fix into the code.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229362 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoVerifier: Diagnose module flags which have null ID operands
David Majnemer [Mon, 16 Feb 2015 08:14:22 +0000 (08:14 +0000)]
Verifier: Diagnose module flags which have null ID operands

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229361 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Add support for lowering shuffles to 256-bit PALIGNR instruction.
Craig Topper [Mon, 16 Feb 2015 06:29:06 +0000 (06:29 +0000)]
[X86] Add support for lowering shuffles to 256-bit PALIGNR instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229359 91177308-0d34-0410-b5e6-96231b3b80d8

9 years ago[X86] Remove some hard tab characters from tests.
Craig Topper [Mon, 16 Feb 2015 06:29:02 +0000 (06:29 +0000)]
[X86] Remove some hard tab characters from tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229358 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDebugInfo: Don't crash if 'Debug Info Version' has a strange value
David Majnemer [Mon, 16 Feb 2015 06:04:53 +0000 (06:04 +0000)]
DebugInfo: Don't crash if 'Debug Info Version' has a strange value

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229356 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDataLayout: Validate that the pref alignment is at least the ABI align
David Majnemer [Mon, 16 Feb 2015 05:41:55 +0000 (05:41 +0000)]
DataLayout: Validate that the pref alignment is at least the ABI align

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229355 91177308-0d34-0410-b5e6-96231b3b80d8

9 years agoDataLayout: Report when the datalayout type alignment/width is too large
David Majnemer [Mon, 16 Feb 2015 05:41:53 +0000 (05:41 +0000)]
DataLayout: Report when the datalayout type alignment/width is too large

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@229354 91177308-0d34-0410-b5e6-96231b3b80d8