oota-llvm.git
11 years agoARM cost model: Penalize insertelement into D subregisters
Arnold Schwaighofer [Mon, 4 Feb 2013 02:52:05 +0000 (02:52 +0000)]
ARM cost model: Penalize insertelement into D subregisters

Swift has a renaming dependency if we load into D subregisters. We don't have a
way of distinguishing between insertelement operations of values from loads and
other values. Therefore, we are pessimistic for now (The performance problem
showed up in example 14 of gcc-loops).

radar://13096933

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174300 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTurn off uninitialized-use warnings for gcc in cmake build
Edwin Vane [Mon, 4 Feb 2013 02:32:44 +0000 (02:32 +0000)]
Turn off uninitialized-use warnings for gcc in cmake build

Added support to the cmake build to turn off uninitialized use warnings
for gcc. This cleans the build up somewhat.

Used logic simpler than found in autoconf by making use of the fact that
although gcc won't complain about unsupported -Wno-* flags it *will*
complain about unsupported -W flags.

Reviewers: gribozavr, doug.gregor, chandlerc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174299 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPPCDarwinAsmPrinter::EmitStartOfAsmFile(): Add checking range in CPUDirectives[].
NAKAMURA Takumi [Mon, 4 Feb 2013 00:47:38 +0000 (00:47 +0000)]
PPCDarwinAsmPrinter::EmitStartOfAsmFile(): Add checking range in CPUDirectives[].

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174298 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoPPCDarwinAsmPrinter::EmitStartOfAsmFile(): Add possible elements in CPUDirectives[].
NAKAMURA Takumi [Mon, 4 Feb 2013 00:47:33 +0000 (00:47 +0000)]
PPCDarwinAsmPrinter::EmitStartOfAsmFile(): Add possible elements in CPUDirectives[].

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174297 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdded instance variable/initializers/getter/setters for new keyword externally initia...
Michael Gottesman [Sun, 3 Feb 2013 21:54:38 +0000 (21:54 +0000)]
Added instance variable/initializers/getter/setters for new keyword externally initialized to GlobalVariable. No *TRUE* functionality change.

I am going to add in the actual test cases with the actual functionality
changes in a later patch because I want to include some test cases.

To be clear when I say no *TRUE* functionality change I mean that this
patch (like it says in the title) only contains getters/setters and sets
up a default initial value of the instance variable to false so that
this patch does not affect any other uses of Global Variable.h.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174295 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRecognize aarch64 for --enable-targets as advertised.
Joerg Sonnenberger [Sun, 3 Feb 2013 17:06:49 +0000 (17:06 +0000)]
Recognize aarch64 for --enable-targets as advertised.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174288 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agouse GEP::accumulateConstantOffset() to replace custom written code to compute GEP...
Nuno Lopes [Sun, 3 Feb 2013 13:17:11 +0000 (13:17 +0000)]
use GEP::accumulateConstantOffset() to replace custom written code to compute GEP offset

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174279 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Object][Archive] Improve performance.
Michael J. Spencer [Sun, 3 Feb 2013 10:48:50 +0000 (10:48 +0000)]
[Object][Archive] Improve performance.

Improve performance of iterating over children and accessing the member file
buffer by caching the file size and moving code out to the header.

This also makes getBuffer return a StringRef instead of a MemoryBuffer. Both
fixing a memory leak and removing a malloc.

This takes getBuffer from ~10% of the time in lld to unmeasurable.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174272 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Support] Add LLVM_IS_UNALIGNED_ACCESS_FAST.
Michael J. Spencer [Sun, 3 Feb 2013 10:48:31 +0000 (10:48 +0000)]
[Support] Add LLVM_IS_UNALIGNED_ACCESS_FAST.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174271 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdded new Global Variable marker ``externally_initialized'' to LangRef.
Michael Gottesman [Sun, 3 Feb 2013 09:57:18 +0000 (09:57 +0000)]
Added new Global Variable marker ``externally_initialized'' to LangRef.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174270 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdded clarification paragraph to LangRef's documentation of
Michael Gottesman [Sun, 3 Feb 2013 09:57:15 +0000 (09:57 +0000)]
Added clarification paragraph to LangRef's documentation of
GlobalVariable about LLVM's assumptions vis-a-vis Global Variable
initial values and Global Variable initializers.

This is in preparation for adding the new keyword
externally_initialized.

Specifically, the patch explains how LLVM optimizes global initializers
by assumign that global variables defined within the module are not
modified from their initial values before the start of the global
initializer.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174269 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the (apparently) unnecessary debug info metadata indirection.
David Blaikie [Sat, 2 Feb 2013 05:56:24 +0000 (05:56 +0000)]
Remove the (apparently) unnecessary debug info metadata indirection.

The main lists of debug info metadata attached to the compile_unit had an extra
layer of metadata nodes they went through for no apparent reason. This patch
removes that (& still passes just as much of the GDB 7.5 test suite). If anyone
can show evidence as to why these extra metadata nodes are there I'm open to
reverting this patch & documenting why they're there.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174266 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoStart static relocation implementation for mips16.
Reed Kotler [Sat, 2 Feb 2013 04:07:35 +0000 (04:07 +0000)]
Start static relocation implementation for mips16.
This checkin makes hello world work.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174264 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemoving ssp and uwtable from the testcase
Manman Ren [Sat, 2 Feb 2013 01:34:38 +0000 (01:34 +0000)]
Removing ssp and uwtable from the testcase

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174259 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove AttrBuilder::Raw().
Bill Wendling [Sat, 2 Feb 2013 00:52:44 +0000 (00:52 +0000)]
Remove AttrBuilder::Raw().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174251 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse the AttributeSet's iterators.
Bill Wendling [Sat, 2 Feb 2013 00:42:06 +0000 (00:42 +0000)]
Use the AttributeSet's iterators.

Use the AttributeSet's iterators in AttrBuilder::hasAttributes() when
determining of the intersection of the AttrBuilder and AttributeSet is non-null.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174250 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert accidental commit (ran svn commit from wrong directory).
Nick Lewycky [Sat, 2 Feb 2013 00:25:26 +0000 (00:25 +0000)]
Revert accidental commit (ran svn commit from wrong directory).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174241 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoThis patch makes "&Cls::purevfn" not an odr use. This isn't what the standard
Nick Lewycky [Sat, 2 Feb 2013 00:22:37 +0000 (00:22 +0000)]
This patch makes "&Cls::purevfn" not an odr use. This isn't what the standard
says, but that's a defect (to be filed). "Cls::purevfn()" is still an odr use.

Also fixes a bug in the previous patch that caused us to not mark the function
referenced just because we didn't want to mark it odr used.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174240 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agordar://13126763
Shuxin Yang [Sat, 2 Feb 2013 00:22:03 +0000 (00:22 +0000)]
rdar://13126763

Fix a bug in DAGCombine. The symptom is mistakenly optimizing expression
"x + x*x" into "x * 3.0".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174239 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoCorrect indentation for dumping LexicalScope.
Manman Ren [Sat, 2 Feb 2013 00:02:03 +0000 (00:02 +0000)]
Correct indentation for dumping LexicalScope.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174237 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Dwarf] avoid emitting multiple AT_const_value for static memebers.
Manman Ren [Fri, 1 Feb 2013 23:54:37 +0000 (23:54 +0000)]
[Dwarf] avoid emitting multiple AT_const_value for static memebers.

Testing case is reduced from MultiSource/BenchMarks/Prolangs-C++/deriv1.

rdar://problem/13071590

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174235 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd notes about future PowerPC features
Bill Schmidt [Fri, 1 Feb 2013 23:10:09 +0000 (23:10 +0000)]
Add notes about future PowerPC features

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174232 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoLLVM enablement for some older PowerPC CPUs
Bill Schmidt [Fri, 1 Feb 2013 22:59:51 +0000 (22:59 +0000)]
LLVM enablement for some older PowerPC CPUs

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174230 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoChange the AttributeImpl to hold a single Constant* for the values.
Bill Wendling [Fri, 1 Feb 2013 22:32:30 +0000 (22:32 +0000)]
Change the AttributeImpl to hold a single Constant* for the values.

This Constant could be an aggregate to represent multiple values.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174228 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoThis patch aims to improve compile time performance by increasing
Preston Gurd [Fri, 1 Feb 2013 20:41:27 +0000 (20:41 +0000)]
This patch aims to improve compile time performance by increasing
the SCEV vector size in LoopStrengthReduce. It is observed that
the BaseRegs vector size is 4 in most cases,
and elements are frequently copied when it is initialized as
SmallVector<const SCEV *, 2> BaseRegs.
Our benchmark results show that the compilation time performance
improved by ~0.5%.

Patch by Wan Xiaofei.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174219 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a testcase for some past-the-end address subtleties.
Dan Gohman [Fri, 1 Feb 2013 19:37:52 +0000 (19:37 +0000)]
Add a testcase for some past-the-end address subtleties.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174210 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTwo changes relevant to LEA and x32:
David Sehr [Fri, 1 Feb 2013 19:28:09 +0000 (19:28 +0000)]
Two changes relevant to LEA and x32:

1) allows the use of RIP-relative addressing in 32-bit LEA instructions under
   x86-64 (ILP32 and LP64)
2) separates the size of address registers in 64-bit LEA instructions from
   control by ILP32/LP64.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174208 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix errant fallthrough in the generation of the lifetime markers.
Nadav Rotem [Fri, 1 Feb 2013 19:25:23 +0000 (19:25 +0000)]
Fix errant fallthrough in the generation of the lifetime markers.
Found by Alexander Kornienko.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174207 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix misplaced 'break'.
Jim Grosbach [Fri, 1 Feb 2013 18:57:06 +0000 (18:57 +0000)]
Fix misplaced 'break'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174205 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse a continue to simplify loop and reduce indentation. No functional change.
Chad Rosier [Fri, 1 Feb 2013 17:49:07 +0000 (17:49 +0000)]
Use a continue to simplify loop and reduce indentation. No functional change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174198 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoHexagon: Test case to confirm generation of indexed loads with zero offset.
Jyotsna Verma [Fri, 1 Feb 2013 16:40:06 +0000 (16:40 +0000)]
Hexagon: Test case to confirm generation of indexed loads with zero offset.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174196 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoReplace LDriu*[bhdw]_indexed_V4 instructions with "def Pats".
Jyotsna Verma [Fri, 1 Feb 2013 16:36:16 +0000 (16:36 +0000)]
Replace LDriu*[bhdw]_indexed_V4 instructions with "def Pats".

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174193 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd appropriate TSFlags to the instructions that must be always extended.
Jyotsna Verma [Fri, 1 Feb 2013 15:54:43 +0000 (15:54 +0000)]
Add appropriate TSFlags to the instructions that must be always extended.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174186 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoInstSimplify: stripAndComputeConstantOffsets can be called with vectors of pointers...
Benjamin Kramer [Fri, 1 Feb 2013 15:21:10 +0000 (15:21 +0000)]
InstSimplify: stripAndComputeConstantOffsets can be called with vectors of pointers too.

Prepare it for vectors of pointers and handle simple cases. We don't handle
complicated cases because accumulateConstantOffset bails on pointer vectors.
Fixes selfhost on i386.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174179 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove currently unused register decoder from AArch64.
Tim Northover [Fri, 1 Feb 2013 14:55:05 +0000 (14:55 +0000)]
Remove currently unused register decoder from AArch64.

This should fix a warning when building this backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174177 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd explicit triples to AArch64 tests
Tim Northover [Fri, 1 Feb 2013 11:40:47 +0000 (11:40 +0000)]
Add explicit triples to AArch64 tests

Only Linux is supported at the moment, and other platforms quickly fault. As a
result these tests would fail on non-Linux hosts. It may be worth making the
tests more generic again as more platforms are supported.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174170 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r174152. The shift amount may overflow and in that case this transformation...
Nadav Rotem [Fri, 1 Feb 2013 07:59:33 +0000 (07:59 +0000)]
Revert r174152. The shift amount may overflow and in that case this transformation is illegal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174156 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoOptimize shift lefts of a constant by a value plus constant into a single shift.
Nadav Rotem [Fri, 1 Feb 2013 06:45:40 +0000 (06:45 +0000)]
Optimize shift lefts of a constant by a value plus constant into a single shift.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174152 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Fixup fallout from other grammar fixup.
Sean Silva [Fri, 1 Feb 2013 03:50:20 +0000 (03:50 +0000)]
[docs] Fixup fallout from other grammar fixup.

My "excuse" for not refactoring the grammar here is to not diverge too
far from the grammar in the comments of TGParser.cpp, since I'm not
taking on the quest of majorly refactoring TGParser.cpp at the moment.

One benefit of doing this is that Ideas for refactoring and clarifying
the grammar in this document should translate almost immediately to
beneficial refactorings that can be made to TGParser.cpp.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174144 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[docs] Add missing colon to TableGen grammar.
Sean Silva [Fri, 1 Feb 2013 03:32:38 +0000 (03:32 +0000)]
[docs] Add missing colon to TableGen grammar.

Spotted by Eli Bendersky.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174143 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMachineModel: Inconsequential TableGen SubtargetEmitter fix.
Andrew Trick [Fri, 1 Feb 2013 03:19:54 +0000 (03:19 +0000)]
MachineModel: Inconsequential TableGen SubtargetEmitter fix.

Drive by fix. I noticed some missing logic that might bite future
users. This shouldn't affect the final output on currently modeled
targets.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174142 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove some dead code, improve some asserts, and other assorted changes. No functiona...
Bill Wendling [Fri, 1 Feb 2013 01:04:27 +0000 (01:04 +0000)]
Remove some dead code, improve some asserts, and other assorted changes. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174132 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a comment explaining an unavailable optimization.
Dan Gohman [Fri, 1 Feb 2013 00:49:06 +0000 (00:49 +0000)]
Add a comment explaining an unavailable optimization.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174131 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove one of the odious 'Raw' methods.
Bill Wendling [Fri, 1 Feb 2013 00:48:14 +0000 (00:48 +0000)]
Remove one of the odious 'Raw' methods.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174130 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUse iterators instead of relying upon a bitmask of attributes to remove attributes...
Bill Wendling [Fri, 1 Feb 2013 00:13:50 +0000 (00:13 +0000)]
Use iterators instead of relying upon a bitmask of attributes to remove attributes from an AttrBuilder.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174123 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRewrite instsimplify's handling if icmp on pointer values to remove the
Dan Gohman [Fri, 1 Feb 2013 00:11:13 +0000 (00:11 +0000)]
Rewrite instsimplify's handling if icmp on pointer values to remove the
remaining use of AliasAnalysis concepts such as isIdentifiedObject to
prove pointer inequality.

@external_compare in test/Transforms/InstSimplify/compare.ll shows a simple
case where a noalias argument can be equal to a global variable address, and
while AliasAnalysis can get away with saying that these pointers don't alias,
instsimplify cannot say that they are not equal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174122 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix another typo in the classof definitions that doesn't (currently)
Chandler Carruth [Fri, 1 Feb 2013 00:04:33 +0000 (00:04 +0000)]
Fix another typo in the classof definitions that doesn't (currently)
have any effect. Spotted by Eli in review, thanks!!!

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174121 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd iterators to the AttributeSet class so that we can access the Attributes in a...
Bill Wendling [Thu, 31 Jan 2013 23:53:05 +0000 (23:53 +0000)]
Add iterators to the AttributeSet class so that we can access the Attributes in a nice way.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174120 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAn alloca can be equal to an argument. It can't *alias* an alloca, but it could
Dan Gohman [Thu, 31 Jan 2013 23:49:33 +0000 (23:49 +0000)]
An alloca can be equal to an argument. It can't *alias* an alloca, but it could
be equal, since there's nothing preventing a caller from correctly predicting
the stack location of an alloca.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174119 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoSwitch the code added in r173885 to use the new, shiny RTTI
Chandler Carruth [Thu, 31 Jan 2013 23:43:14 +0000 (23:43 +0000)]
Switch the code added in r173885 to use the new, shiny RTTI
infrastructure on MCStreamer to test for whether there is an
MCELFStreamer object available.

This is just a cleanup on the AsmPrinter side of things, moving ad-hoc
tests of random APIs to a direct type query. But the AsmParser
completely broken. There were no tests, it just blindly cast its
streamer to an MCELFStreamer and started manipulating it.

I don't have a test case -- this actually failed on LLVM's own
regression test suite. Unfortunately the failure only appears when the
stars, compilers, and runtime align to misbehave when we read a pointer
to a formatted_raw_ostream as-if it were an MCAssembler. =/

UBSan would catch this immediately.

Many thanks to Matt for doing about 80% of the debugging work here in
GDB, Jim for helping to explain how exactly to fix this, and others for
putting up with the hair pulling that ensued during debugging it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174118 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a think-o in the condition here. =[ I would commit the test that
Chandler Carruth [Thu, 31 Jan 2013 23:43:12 +0000 (23:43 +0000)]
Fix a think-o in the condition here. =[ I would commit the test that
caught this, but I want that in a separate commit in case there is
a need to revert the actual functional bit as part of reverting other
patches. This way, the commits relating to just getting the RTTI bits in
place are separate from the functional changes that start using them.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174117 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agos/AttrBuilder::addAttributes/AttrBuilder::addAttribute/g because that's more descript...
Bill Wendling [Thu, 31 Jan 2013 23:38:01 +0000 (23:38 +0000)]
s/AttrBuilder::addAttributes/AttrBuilder::addAttribute/g because that's more descriptive of what it actually is.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174116 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFix a copy/paste-o that got missed because 'check' doesn't build lto.
Chandler Carruth [Thu, 31 Jan 2013 23:34:47 +0000 (23:34 +0000)]
Fix a copy/paste-o that got missed because 'check' doesn't build lto.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174115 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoGive the MCStreamer class hierarchy LLVM RTTI facilities for use with
Chandler Carruth [Thu, 31 Jan 2013 23:29:57 +0000 (23:29 +0000)]
Give the MCStreamer class hierarchy LLVM RTTI facilities for use with
isa<> and dyn_cast<>. In several places, code is already hacking around
the absence of this, and there seem to be several interfaces that might
be lifted and/or devirtualized using this.

This change was based on a discussion with Jim Grosbach about how best
to handle testing for specific MCStreamer subclasses. He said that this
was the correct end state, and everything else was too hacky so
I decided to just make it so.

No functionality should be changed here, this is just threading the kind
through all the constructors and setting up the classof overloads.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174113 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the AttrBuilder form of the Attribute::get creators.
Bill Wendling [Thu, 31 Jan 2013 23:16:25 +0000 (23:16 +0000)]
Remove the AttrBuilder form of the Attribute::get creators.

The AttrBuilder is for building a collection of attributes. The Attribute object
holds only one attribute. So it's not really useful for the Attribute object to
have a creator which takes an AttrBuilder.

This has two fallouts:

1. The AttrBuilder no longer holds its internal attributes in a bit-mask form.
2. The attributes are now ordered alphabetically (hence why the tests have changed).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174110 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRegenerate configure to hopefully fix buildbot breakage. Oh how I love autoconf.
Richard Smith [Thu, 31 Jan 2013 23:02:23 +0000 (23:02 +0000)]
Regenerate configure to hopefully fix buildbot breakage. Oh how I love autoconf.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174108 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdate AMDGPURegisterInfo::eliminateFrameIndex() corresponding to r174083.
NAKAMURA Takumi [Thu, 31 Jan 2013 22:55:51 +0000 (22:55 +0000)]
Update AMDGPURegisterInfo::eliminateFrameIndex() corresponding to r174083.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174106 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd -Wno-nested-anon-types to -pedantic builds of LLVM. This Clang warning
Richard Smith [Thu, 31 Jan 2013 22:19:12 +0000 (22:19 +0000)]
Add -Wno-nested-anon-types to -pedantic builds of LLVM. This Clang warning
catches uses of an extremely minor and widely-available C++ extension (which
every C++ compiler I could find supports, but EDG and Clang reject in strict
mode).

The diagnosed code pattern looks like this:

struct X {
  union {
    struct {
      int a;
      int b;
    } S;
  };
};

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174103 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Add a test for internal shell execution behaviors.
Daniel Dunbar [Thu, 31 Jan 2013 22:15:20 +0000 (22:15 +0000)]
[lit] Add a test for internal shell execution behaviors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174102 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Change to raise InternalShellError for all command execution issues.
Daniel Dunbar [Thu, 31 Jan 2013 22:15:15 +0000 (22:15 +0000)]
[lit] Change to raise InternalShellError for all command execution issues.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174101 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoDocument another instsimplify assumption.
Dan Gohman [Thu, 31 Jan 2013 22:13:00 +0000 (22:13 +0000)]
Document another instsimplify assumption.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174100 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Fold clamp, neg, abs
Tom Stellard [Thu, 31 Jan 2013 22:11:54 +0000 (22:11 +0000)]
R600: Fold clamp, neg, abs

Patch by: Vincent Lejeune

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174099 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Consider bitcast when folding const_address node.
Tom Stellard [Thu, 31 Jan 2013 22:11:53 +0000 (22:11 +0000)]
R600: Consider bitcast when folding const_address node.

Patch by: Vincent Lejeune

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174098 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoR600: Make store_dummy intrinsic more general by passing export type
Tom Stellard [Thu, 31 Jan 2013 22:11:46 +0000 (22:11 +0000)]
R600: Make store_dummy intrinsic more general by passing export type

Patch by: Vincent Lejeune

Reviewed-by: Tom Stellard <thomas.stellard@amd.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174097 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove unused variable, which should have been removed with r174083.
Chad Rosier [Thu, 31 Jan 2013 21:23:44 +0000 (21:23 +0000)]
Remove unused variable, which should have been removed with r174083.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174094 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoLinker: correctly link in dbg.declare
Manman Ren [Thu, 31 Jan 2013 21:19:18 +0000 (21:19 +0000)]
Linker: correctly link in dbg.declare

This is a re-worked version of r174048.
Given source IR:
call void @llvm.dbg.declare(metadata !{i32* %argc.addr}, metadata !14), !dbg !15
we used to generate
call void @llvm.dbg.declare(metadata !27, metadata !28), !dbg !29
!27 = metadata !{null}

With this patch, we will correctly generate
call void @llvm.dbg.declare(metadata !{i32* %argc.addr}, metadata !27), !dbg !28

Looking up %argc.addr in ValueMap will return null, since %argc.addr is already
correctly set up, we can use identity mapping.

rdar://problem/13089880

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174093 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd support for emitting a string attribute.
Bill Wendling [Thu, 31 Jan 2013 20:59:05 +0000 (20:59 +0000)]
Add support for emitting a string attribute.

Attributes that are strings are typically target-dependent attributes. They are
of this form in the IR:

   "attr"
   "attr" = "val"

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174090 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Fix bug where InternalShellError messages were discarded.
Daniel Dunbar [Thu, 31 Jan 2013 20:58:16 +0000 (20:58 +0000)]
[lit] Fix bug where InternalShellError messages were discarded.
 - Also, change the exit code to match 'sh'.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174089 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd braces, so my head doesn't explode.
Chad Rosier [Thu, 31 Jan 2013 20:57:50 +0000 (20:57 +0000)]
Add braces, so my head doesn't explode.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174088 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Fix a shell parsing bug with ';' not separated by whitespace.
Daniel Dunbar [Thu, 31 Jan 2013 20:51:17 +0000 (20:51 +0000)]
[lit] Fix a shell parsing bug with ';' not separated by whitespace.
 - Testing finds bugs, who knew.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174087 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoUpdate AArch64 backend to changed eliminateFrameIndex interface.
Tim Northover [Thu, 31 Jan 2013 20:46:53 +0000 (20:46 +0000)]
Update AArch64 backend to changed eliminateFrameIndex interface.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174086 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoWhen lowering memcpys to loads and stores, make sure we don't promote alignments
Lang Hames [Thu, 31 Jan 2013 20:23:43 +0000 (20:23 +0000)]
When lowering memcpys to loads and stores, make sure we don't promote alignments
past the natural stack alignment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174085 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[Dwarf] early exit to avoid creating dangling DIEs
Manman Ren [Thu, 31 Jan 2013 20:05:14 +0000 (20:05 +0000)]
[Dwarf] early exit to avoid creating dangling DIEs

We used to create children DIEs for a scope, then check whether ScopeDIE is
null. If ScopeDIE is null, the children DIEs will be dangling. Other DIEs can
link to those dangling DIEs, which are not emitted at all, causing dwarf error.

The current testing case is 4k lines, from MultiSource/BenchMark/McCat/09-vor.

rdar://problem/13071959

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174084 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[PEI] Pass the frame index operand number to the eliminateFrameIndex function.
Chad Rosier [Thu, 31 Jan 2013 20:02:54 +0000 (20:02 +0000)]
[PEI] Pass the frame index operand number to the eliminateFrameIndex function.
Each target implementation was needlessly recomputing the index.
Part of rdar://13076458

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174083 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agointerpreter: Fix errant fallthrough.
Jim Grosbach [Thu, 31 Jan 2013 19:46:59 +0000 (19:46 +0000)]
interpreter: Fix errant fallthrough.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174080 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoObject: Fix errant fallthrough.
Jim Grosbach [Thu, 31 Jan 2013 19:46:57 +0000 (19:46 +0000)]
Object: Fix errant fallthrough.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174079 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRuntimeDyld: Fix errant fallthrough.
Jim Grosbach [Thu, 31 Jan 2013 19:46:28 +0000 (19:46 +0000)]
RuntimeDyld: Fix errant fallthrough.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174078 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoTurn off missing field initializer warnings for gcc
Edwin Vane [Thu, 31 Jan 2013 18:05:54 +0000 (18:05 +0000)]
Turn off missing field initializer warnings for gcc

gcc produces false positives for empty braces so turning the warning off.
Instead, turning the warning on for clang so proper warnings aren't missed.

Reviewers: dblaikie, chandlerc

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174073 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Add a test for the various ShTest format features.
Daniel Dunbar [Thu, 31 Jan 2013 18:05:01 +0000 (18:05 +0000)]
[lit] Add a test for the various ShTest format features.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174072 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] TestRunner: Eliminate failDueToStderr argument, which is now unused.
Daniel Dunbar [Thu, 31 Jan 2013 18:04:45 +0000 (18:04 +0000)]
[lit] TestRunner: Eliminate failDueToStderr argument, which is now unused.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174071 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Delete the now-unused SyntaxCheckTest format.
Daniel Dunbar [Thu, 31 Jan 2013 18:04:38 +0000 (18:04 +0000)]
[lit] Delete the now-unused SyntaxCheckTest format.
 - Also, kill the pointless LitFormats module.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174070 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoClarify intent.
Jakob Stoklund Olesen [Thu, 31 Jan 2013 17:56:23 +0000 (17:56 +0000)]
Clarify intent.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174068 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[MC] bundle alignment: prevent padding instructions from crossing bundle boundaries
Derek Schuff [Thu, 31 Jan 2013 17:00:03 +0000 (17:00 +0000)]
[MC] bundle alignment: prevent padding instructions from crossing bundle boundaries

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174067 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd myself as code owner of AArch64 backend.
Tim Northover [Thu, 31 Jan 2013 12:51:16 +0000 (12:51 +0000)]
Add myself as code owner of AArch64 backend.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174056 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd AArch64 as an experimental target.
Tim Northover [Thu, 31 Jan 2013 12:12:40 +0000 (12:12 +0000)]
Add AArch64 as an experimental target.

This patch adds support for AArch64 (ARM's 64-bit architecture) to
LLVM in the "experimental" category. Currently, it won't be built
unless requested explicitly.

This initial commit should have support for:
    + Assembly of all scalar (i.e. non-NEON, non-Crypto) instructions
      (except the late addition CRC instructions).
    + CodeGen features required for C++03 and C99.
    + Compilation for the "small" memory model: code+static data <
      4GB.
    + Absolute and position-independent code.
    + GNU-style (i.e. "__thread") TLS.
    + Debugging information.

The principal omission, currently, is performance tuning.

This patch excludes the NEON support also reviewed due to an outbreak of
batshit insanity in our legal department. That will be committed soon bringing
the changes to precisely what has been approved.

Further reviews would be gratefully received.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174054 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMade the min-trip-count-switch test X86-specific to avoid
Pekka Jaaskelainen [Thu, 31 Jan 2013 10:33:22 +0000 (10:33 +0000)]
Made the min-trip-count-switch test X86-specific to avoid
breakage with builds without X86-support.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174052 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAnnotate BumpPtrAllocator for MemorySanitizer.
Evgeniy Stepanov [Thu, 31 Jan 2013 09:58:59 +0000 (09:58 +0000)]
Annotate BumpPtrAllocator for MemorySanitizer.

This change adds MemorySanitizer annotations to BumpPtrAllocator to
improve report quality.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174051 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r173946. This breaks compilation of googletest with Clang
Alexey Samsonov [Thu, 31 Jan 2013 08:02:11 +0000 (08:02 +0000)]
Revert r173946. This breaks compilation of googletest with Clang

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174048 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove the Attribute::hasAttributes() function.
Bill Wendling [Thu, 31 Jan 2013 06:22:35 +0000 (06:22 +0000)]
Remove the Attribute::hasAttributes() function.

That function doesn't make sense anymore because there's only one attribute per
Attribute object now.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174044 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFixed a mistake in my previous commit where I changed the wording slightly and forgot...
Michael Gottesman [Thu, 31 Jan 2013 05:48:48 +0000 (05:48 +0000)]
Fixed a mistake in my previous commit where I changed the wording slightly and forgot to undo the change after changing my mind and deciding to only commit the style changes.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174041 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoFormatting Fix. Changed " to `` around the word 'constant' in the Lang Ref
Michael Gottesman [Thu, 31 Jan 2013 05:44:04 +0000 (05:44 +0000)]
Formatting Fix. Changed " to `` around the word 'constant' in the Lang Ref
section Global Variable so that the style matches the other keywords in
said section.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174040 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRevert r174026, "Remove Attribute::hasAttributes() and make Attribute::hasAttribute...
NAKAMURA Takumi [Thu, 31 Jan 2013 03:47:28 +0000 (03:47 +0000)]
Revert r174026, "Remove Attribute::hasAttributes() and make Attribute::hasAttribute() private."

It broke many hosts to crash.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174035 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoChange stripAndComputeConstantOffsets to accept a NULL DataLayout pointer
Dan Gohman [Thu, 31 Jan 2013 02:50:36 +0000 (02:50 +0000)]
Change stripAndComputeConstantOffsets to accept a NULL DataLayout pointer
as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174030 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoAdd a comment.
Dan Gohman [Thu, 31 Jan 2013 02:45:26 +0000 (02:45 +0000)]
Add a comment.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174028 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMove isKnownNonNull out of AliasAnalysis.h and into ValueTracking.cpp since
Dan Gohman [Thu, 31 Jan 2013 02:40:59 +0000 (02:40 +0000)]
Move isKnownNonNull out of AliasAnalysis.h and into ValueTracking.cpp since
it isn't really an AliasAnalysis concept, and ValueTracking has similar things
that it could plausibly share code with some day.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174027 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoRemove Attribute::hasAttributes() and make Attribute::hasAttribute() private.
Bill Wendling [Thu, 31 Jan 2013 02:18:19 +0000 (02:18 +0000)]
Remove Attribute::hasAttributes() and make Attribute::hasAttribute() private.

The Attribute::hasAttributes() is kind of meaningless since an Attribute can
have only one attribute. And we would rather people use the 'operator=='
instead of Attribute::hasAttribute().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174026 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoChange GetPointerBaseWithConstantOffset's DataLayout argument from a
Dan Gohman [Thu, 31 Jan 2013 02:00:45 +0000 (02:00 +0000)]
Change GetPointerBaseWithConstantOffset's DataLayout argument from a
reference to a pointer, so that it can handle the case where DataLayout
is not available and behave conservatively.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174024 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agoMake the AttrBuilder creation method of Attribute private so that people won't use it.
Bill Wendling [Thu, 31 Jan 2013 01:51:27 +0000 (01:51 +0000)]
Make the AttrBuilder creation method of Attribute private so that people won't use it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174023 91177308-0d34-0410-b5e6-96231b3b80d8

11 years agobuild: @ENABLE_THREADS@ => @LLVM_ENABLE_THREADS@
Saleem Abdulrasool [Thu, 31 Jan 2013 01:34:59 +0000 (01:34 +0000)]
build: @ENABLE_THREADS@ => @LLVM_ENABLE_THREADS@

Makefile.config does not have the value for ENABLE_THREADS substituted as the
variable is called LLVM_ENABLE_THREADS within configure.ac.  This was pointed
out by zygoloid over IRC.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174021 91177308-0d34-0410-b5e6-96231b3b80d8

11 years ago[lit] Move unittest adaptor code into discovery module.
Daniel Dunbar [Thu, 31 Jan 2013 01:23:39 +0000 (01:23 +0000)]
[lit] Move unittest adaptor code into discovery module.
 - Also, add a test for it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@174019 91177308-0d34-0410-b5e6-96231b3b80d8