Eric Fiselier [Mon, 5 Dec 2016 23:16:07 +0000 (23:16 +0000)]
Adjust libc++ test infastructure to fully support modules
This patch overhalls the libc++ test format/configuration in order to fully support modules. By "fully support" I mean get almost all of the tests passing. The main hurdle for doing this is handling tests that `#define _LIBCPP_FOO` macros to test a different configuration. This patch deals with these tests in the following ways:
1. For tests that define single `_LIBCPP_ABI_FOO` macros have been annotated with `// MODULES_DEFINES: _LIBCPP_ABI_FOO`. This allows the test suite to define the macro on the command line so it uses a different set of modules.
2. Tests for libc++'s debug mode (which define custom `_LIBCPP_ASSERT`) are automatically detected by the test suite and are compiled and run with modules disabled.
This patch also cleans up how the `CXXCompiler` helper class handles enabling/disabling language features.
NOTE: This patch uses `LIT` features which were only committed to LLVM today. If this patch breaks running the libc++ tests you probably need to update LLVM.
llvm-svn: 288728
Tim Northover [Mon, 5 Dec 2016 23:10:19 +0000 (23:10 +0000)]
GlobalISel: avoid looking too closely at PHIs when we bail.
The function used to finish off PHIs by adding the relevant basic blocks can
fail if we're aborting and still don't actually have the needed
MachineBasicBlocks. So avoid trying in that case.
llvm-svn: 288727
Mike Aizatsky [Mon, 5 Dec 2016 23:06:07 +0000 (23:06 +0000)]
[sanitizers] mac prints null differently
llvm-svn: 288726
Davide Italiano [Mon, 5 Dec 2016 23:04:21 +0000 (23:04 +0000)]
[SCCP] Remove manual folding of terminator instructions.
There are two cases handled here:
1) a branch on undef
2) a switch with an undef condition.
Both cases are currently handled by ResolvedUndefsIn. If we have
a branch on undef, we force its value to false (which is trivially
foldable). If we have a switch on undef, we force to the first
constant (which is also foldable).
llvm-svn: 288725
Davide Italiano [Mon, 5 Dec 2016 22:58:01 +0000 (22:58 +0000)]
[TableGen] Centralize/Unify error handling.
llvm-svn: 288724
Florian Hahn [Mon, 5 Dec 2016 22:52:20 +0000 (22:52 +0000)]
[docs] Use x86_64 and i386 instead of x86 as arch for triples.
Summary: x86 is not a valid arch for target triples, but x86_64 and i386 are.
Reviewers: rengolin, silvas
Subscribers: cfe-commits
Differential Revision: https://reviews.llvm.org/D26960
llvm-svn: 288723
Bob Haarman [Mon, 5 Dec 2016 22:44:00 +0000 (22:44 +0000)]
[pdb] handle missing pdb streams more gracefully
Summary: The code we use to read PDBs assumed that streams we ask it to read exist, and would read memory outside a vector and crash if this wasn't the case. This would, for example, cause llvm-pdbdump to crash on PDBs generated by lld. This patch handles such cases more gracefully: the PDB reading code in LLVM now reports errors when asked to get a stream that is not present, and llvm-pdbdump will report missing streams and continue processing streams that are present.
Reviewers: ruiu, zturner
Subscribers: thakis, amccarth
Differential Revision: https://reviews.llvm.org/D27325
llvm-svn: 288722
Saleem Abdulrasool [Mon, 5 Dec 2016 22:40:20 +0000 (22:40 +0000)]
CodeGen: fix windows itanium RTTI in EH mode
When emitting RTTI for EH only, we would mark the locally defined (LinkOnceODR)
RTTI definition as dllimport, which is incorrect. Ensure that if we are
generating the type information for EH only, it is marked as LinkOnceODR and we
do not make it dllimport.
llvm-svn: 288721
Tim Northover [Mon, 5 Dec 2016 22:40:13 +0000 (22:40 +0000)]
GlobalISel: place constants correctly in the entry block.
When the entry block was empty after arg lowering, we were always placing
constants at the end. This is probably hamrless while translating the same
block, but horribly wrong once its terminator has been translated. So switch to
inserting at the beginning.
llvm-svn: 288720
Rafael Espindola [Mon, 5 Dec 2016 22:27:21 +0000 (22:27 +0000)]
Test only the relevant bits.
This test only needs to test the Type (SharedObject), the address of
the first PT_LOAD and the presence of PT_DYNAMIC.
llvm-svn: 288719
Matt Arsenault [Mon, 5 Dec 2016 22:26:17 +0000 (22:26 +0000)]
AMDGPU: Consolidate inline immediate predicate functions
llvm-svn: 288718
Tim Northover [Mon, 5 Dec 2016 22:20:32 +0000 (22:20 +0000)]
GlobalISel: handle pointer arguments that get assigned to the stack.
llvm-svn: 288717
Rafael Espindola [Mon, 5 Dec 2016 22:16:32 +0000 (22:16 +0000)]
Don't check the symbol values is this test.
It only needs to find how many are local.
llvm-svn: 288716
Matt Arsenault [Mon, 5 Dec 2016 22:07:21 +0000 (22:07 +0000)]
AMDGPU: Minor assembler refactoring
Fix return before else, check types for selecting
fltSemantics, refactor immediate checks.
llvm-svn: 288715
Eugene Zelenko [Mon, 5 Dec 2016 21:55:02 +0000 (21:55 +0000)]
[IR] Fix some Clang-tidy modernize-use-equals-delete and Include What You Use warnings; other minor fixes (NFC).
Also remove obsolete comment from CommandLine.h spotted by Malcolm Parsons.
llvm-svn: 288714
Tim Northover [Mon, 5 Dec 2016 21:54:17 +0000 (21:54 +0000)]
GlobalISel: translate constants larger than 64 bits.
llvm-svn: 288713
Tim Northover [Mon, 5 Dec 2016 21:47:07 +0000 (21:47 +0000)]
GlobalISel: make G_CONSTANT take a ConstantInt rather than int64_t.
This makes it more similar to the floating-point constant, and also allows for
larger constants to be translated later. There's no real functional change in
this patch though, just syntax updates.
llvm-svn: 288712
Mike Aizatsky [Mon, 5 Dec 2016 21:45:14 +0000 (21:45 +0000)]
[sanitizers] __sanitizer_get_module_and_offset_for_pc interface function
Summary: The function computes full module name and coverts pc into offset.
Reviewers: kcc
Subscribers: kubabrecka
Differential Revision: https://reviews.llvm.org/D26820
llvm-svn: 288711
Weiming Zhao [Mon, 5 Dec 2016 21:40:36 +0000 (21:40 +0000)]
builtins: Add ARM Thumb1 implementation for uidiv and uidivmod
Summary:
The current uidiv supports archs without clz. However, the asm is for thumb2/arm.
For uidivmod, the existing code calls the C version of uidivmodsi4, which then calls uidiv. The extra push/pop/bl makes it less efficient.
Reviewers: jmolloy, jroelofs, joerg, compnerd, rengolin
Subscribers: llvm-commits, aemerson
Differential Revision: https://reviews.llvm.org/D27309
llvm-svn: 288710
Tim Northover [Mon, 5 Dec 2016 21:40:33 +0000 (21:40 +0000)]
GlobalISel: improve translation fallback for constants.
Returning 0 (NoReg) from getOrCreateVReg leads to unexpected situations later
in the translation. It's better to return a valid (if undefined) register and
let the rest of the instruction carry on as planned.
llvm-svn: 288709
Rui Ueyama [Mon, 5 Dec 2016 21:39:35 +0000 (21:39 +0000)]
Revert r288707: Split removeUnusedSyntheticSections into two functions.
That patch broke build.
llvm-svn: 288708
Rui Ueyama [Mon, 5 Dec 2016 21:37:16 +0000 (21:37 +0000)]
Split removeUnusedSyntheticSections into two functions.
llvm-svn: 288707
Tim Northover [Mon, 5 Dec 2016 21:25:33 +0000 (21:25 +0000)]
GlobalISel: handle 1-element aggregates during ABI lowering.
llvm-svn: 288706
Keno Fischer [Mon, 5 Dec 2016 21:25:03 +0000 (21:25 +0000)]
[LAA] Prevent invalid IR for loop-invariant bound in loop body
Summary:
If LAA expands a bound that is loop invariant, but not hoisted out
of the loop body, it used to use that value anyway, causing a
non-domination error, because the memcheck block is of course not
dominated by the scalar loop body. Detect this situation and expand
the SCEV expression instead.
Fixes PR31251
Reviewers: anemet
Subscribers: mzolotukhin, llvm-commits
Differential Revision: https://reviews.llvm.org/D27397
llvm-svn: 288705
Rafael Espindola [Mon, 5 Dec 2016 21:02:45 +0000 (21:02 +0000)]
Don't check symbol value in this test.
llvm-svn: 288704
Michael Kuperstein [Mon, 5 Dec 2016 20:57:37 +0000 (20:57 +0000)]
[X86] Fix non-intrinsic roundss/roundsd to not read the destination register
This changes the scalar non-intrinsic non-avx roundss/sd instruction
definitions not to read their destination register - allowing partial dependency
breaking.
This fixes PR31143.
Differential Revision: https://reviews.llvm.org/D27323
llvm-svn: 288703
Rafael Espindola [Mon, 5 Dec 2016 20:56:40 +0000 (20:56 +0000)]
Don't check the symbol value in this test.
llvm-svn: 288702
Rafael Espindola [Mon, 5 Dec 2016 20:53:11 +0000 (20:53 +0000)]
Don't check the symbol values.
This test is just about which symbols are in which table.
llvm-svn: 288701
Rafael Espindola [Mon, 5 Dec 2016 20:49:16 +0000 (20:49 +0000)]
Simplify test. NFC.
llvm-svn: 288700
Rafael Espindola [Mon, 5 Dec 2016 20:42:58 +0000 (20:42 +0000)]
Make test test what it should be testing.
Looks like the second section in this test was lost along the way.
llvm-svn: 288699
Matt Arsenault [Mon, 5 Dec 2016 20:42:41 +0000 (20:42 +0000)]
AMDGPU: Assembler support for exp
compr is not currently parsed (or printed) correctly,
but that should probably be fixed along with
intrinsic changes.
llvm-svn: 288698
Matt Arsenault [Mon, 5 Dec 2016 20:31:49 +0000 (20:31 +0000)]
AMDGPU: Change how exp is printed
This is an improvement over a long list of unreadable numbers.
A follow up patch will try to match how sc formats these.
llvm-svn: 288697
Dominic Chen [Mon, 5 Dec 2016 20:30:11 +0000 (20:30 +0000)]
[analyzer] Print type for SymbolRegionValues when dumping to stream
Reviewers: NoQ, dcoughlin, zaks.anna
Subscribers: cfe-commits
Differential Revision: https://reviews.llvm.org/D27365
llvm-svn: 288696
Matt Arsenault [Mon, 5 Dec 2016 20:23:10 +0000 (20:23 +0000)]
AMDGPU: Refactor exp instructions
Structure the definitions a bit more like the other classes.
The main change here is to split EXP with the done bit set
to a separate opcode, so we can set mayLoad = 1 so that it won't
be reordered before the other exp stores, since this has the special
constraint that if the done bit is set then this should be the last
exp in she shader.
Previously all exp instructions were inferred to have unmodeled
side effects.
llvm-svn: 288695
Eric Fiselier [Mon, 5 Dec 2016 20:21:21 +0000 (20:21 +0000)]
[lit] Support custom parsers in parseIntegratedTestScript
Summary:
Libc++ frequently has the need to parse more than just the builtin *test keywords* (`RUN`, `REQUIRES`, `XFAIL`, ect). For example libc++ currently needs a new keyword `MODULES-DEFINES: macro list...`. Instead of re-implementing the script parsing in libc++ this patch allows `parseIntegratedTestScript` to take custom parsers.
This patch introduces a new class `IntegratedTestKeywordParser` which implements the logic to parse/process a test keyword. Parsing of various keyword "kinds" are supported out of the box, including 'TAG', 'COMMAND', and 'LIST', which parse keywords such as `END.`, `RUN:` and `XFAIL:` respectively.
As an example after this change libc++ can implement the `MODULES-DEFINES` simply using:
```
mparser = IntegratedTestKeywordParser('MODULES-DEFINES:', ParserKind.LIST)
parseIntegratedTestScript(test, additional_parsers=[mparser])
macro_list = mparser.getValue()
```
Reviewers: ddunbar, modocache, rnk, danalbert, jroelofs
Subscribers: mgrang, llvm-commits, cfe-commits
Differential Revision: https://reviews.llvm.org/D27005
llvm-svn: 288694
Matthias Braun [Mon, 5 Dec 2016 19:44:31 +0000 (19:44 +0000)]
TableGen/AsmMatcherEmitter: Bring sorting check back under EXPENSIVE_CHECKS
Bring the sorting check back that I removed in r288655 but put it under
EXPENSIVE_CHECKS this time. Also document that this the check isn't
purely about having a sorted list but also about operator < having the
correct transitive behavior.
Apply the same to the other check in the file.
llvm-svn: 288693
Shoaib Meenai [Mon, 5 Dec 2016 19:42:11 +0000 (19:42 +0000)]
[libc++abi] Add _LIBCXXABI_DISABLE_VISIBILITY_ANNOTATIONS
It's useful to be able to disable visibility annotations entirely; for
example, if we're building libc++abi static to include in another library,
and we don't want any libc++abi functions getting exported out of that
library. This is a generalization of _LIBCXXABI_DISABLE_DLL_IMPORT_EXPORT.
Differential Revision: https://reviews.llvm.org/D26950
llvm-svn: 288692
Chris Bieneman [Mon, 5 Dec 2016 19:40:34 +0000 (19:40 +0000)]
[CMake] Don't add gtest if it is already there
LLVM build trees export the gtest library through a special export set. If you're building against a build tree you shouldn't need to re-add gtest, but if you're building against an installed LLVM you do.
llvm-svn: 288691
Shoaib Meenai [Mon, 5 Dec 2016 19:40:12 +0000 (19:40 +0000)]
[libc++] Add _LIBCPP_DISABLE_VISIBILITY_ANNOTATIONS
It's useful to be able to disable visibility annotations entirely; for
example, if we're building libc++ static to include in another library,
and we don't want any libc++ functions getting exported out of that
library. This is a generalization of _LIBCPP_DISABLE_DLL_IMPORT_EXPORT.
Differential Revision: https://reviews.llvm.org/D26934
llvm-svn: 288690
Vitaly Buka [Mon, 5 Dec 2016 19:25:00 +0000 (19:25 +0000)]
Fix stack-use-after-scope in CheckExplicitlyDefaultedMemberExceptionSpec
Summary:
Similar to r288685.
getExceptionSpec returned structure with pointers to temporarily object created
by computeImplicitExceptionSpec.
Reviewers: rsmith
Subscribers: aizatsky, cfe-commits
Differential Revision: https://reviews.llvm.org/D27422
llvm-svn: 288689
Quentin Colombet [Mon, 5 Dec 2016 19:02:37 +0000 (19:02 +0000)]
[AArch64][RegisterBankInfo] Fix typo in the logic used in assert.
Thanks to David Binderman <dcb314@hotmail.com> for bringing it to my
attention.
llvm-svn: 288688
Alexander Shaposhnikov [Mon, 5 Dec 2016 18:42:21 +0000 (18:42 +0000)]
[lldb] Update the check for Linux or FreeBSD in SymbolFileDWARF::FindFunctions
This diff
1. Adds a comment to ObjectFileELF.cpp about the current
approach to determining the OS.
2. Replaces the check in SymbolFileDWARF.cpp with a more robust one.
Test plan:
Built (on Linux) a test binary linked to a c++ shared library
which contains just an implementation of a function TestFunction,
the library (the binary itself) doesn't contain ELF notes
and EI_OSABI is set to System V.
Checked in lldb that now "p TestFunction()" works fine
(and doesn't work without this patch).
Differential revision: https://reviews.llvm.org/D27380
llvm-svn: 288687
Rui Ueyama [Mon, 5 Dec 2016 18:40:14 +0000 (18:40 +0000)]
Include object file name to an error message.
llvm-svn: 288686
Vitaly Buka [Mon, 5 Dec 2016 18:30:22 +0000 (18:30 +0000)]
Fix stack-use-after-scope in EvaluateImplicitExceptionSpec
Summary:
getExceptionSpec returns structure with pointers to temporarily object created
by computeImplicitExceptionSpec.
Reviewers: rsmith
Subscribers: aizatsky, cfe-commits
Differential Revision: https://reviews.llvm.org/D27420
llvm-svn: 288685
Rui Ueyama [Mon, 5 Dec 2016 18:11:35 +0000 (18:11 +0000)]
Use "equivalence class" instead of "color" to describe the concept in ICF.
Also add a citation to GNU gold safe ICF paper.
Differential Revision: https://reviews.llvm.org/D27398
llvm-svn: 288684
Adrian Prantl [Mon, 5 Dec 2016 18:04:47 +0000 (18:04 +0000)]
[DIExpression] Introduce a dedicated DW_OP_LLVM_fragment operation
so we can stop using DW_OP_bit_piece with the wrong semantics.
The entire back story can be found here:
http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-
20161114/405934.html
The gist is that in LLVM we've been misinterpreting DW_OP_bit_piece's
offset field to mean the offset into the source variable rather than
the offset into the location at the top the DWARF expression stack. In
order to be able to fix this in a subsequent patch, this patch
introduces a dedicated DW_OP_LLVM_fragment operation with the
semantics that we used to apply to DW_OP_bit_piece, which is what we
actually need while inside of LLVM. This patch is complete with a
bitcode upgrade for expressions using the old format. It does not yet
fix the DWARF backend to use DW_OP_bit_piece correctly.
Implementation note: We discussed several options for implementing
this, including reserving a dedicated field in DIExpression for the
fragment size and offset, but using an custom operator at the end of
the expression works just fine and is more efficient because we then
only pay for it when we need it.
Differential Revision: https://reviews.llvm.org/D27361
rdar://problem/
29335809
llvm-svn: 288683
Shoaib Meenai [Mon, 5 Dec 2016 18:01:35 +0000 (18:01 +0000)]
[Sema] Respect DLL attributes more faithfully
On MSVC, if an implicit instantiation already exists and an explicit
instantiation definition with a DLL attribute is created, the DLL
attribute still takes effect. Make clang match this behavior for
exporting.
Differential Revision: https://reviews.llvm.org/D26657
llvm-svn: 288682
Kuba Mracek [Mon, 5 Dec 2016 17:52:45 +0000 (17:52 +0000)]
[compiler-rt] Remove duplicates from COMPILER_RT_SUPPORTED_ARCH
Since we’re adding an entry into COMPILER_RT_SUPPORTED_ARCH for all architectures of all Darwin platforms, COMPILER_RT_SUPPORTED_ARCH often ends up having duplicate items. Let’s remove them.
Differential Revision: https://reviews.llvm.org/D25996
llvm-svn: 288681
Rui Ueyama [Mon, 5 Dec 2016 17:40:37 +0000 (17:40 +0000)]
Remove existing file in a separate thread asynchronously.
On Linux (and probably on other Unix-like systems), unlink(2) is
noticeably slow. It takes 250 milliseconds to remove a 1 GB file
on ext4 filesystem on my machine, whether the file is on SSD or
on a spinning disk.
To create a new result file, we remove existing file first. So, if
you repeatedly link a 1 GB program in a regular compile-link-debug
cycle, every cycle wastes 250 milliseconds only to remove a file.
Since LLD can link a 1 GB in about 5 seconds, that waste actually
matters.
This patch defines `unlinkAsync` function. The function spawns a
background thread to call unlink. The calling thread returns
almost immediately.
Differential Revision: https://reviews.llvm.org/D27295
llvm-svn: 288680
Chris Bieneman [Mon, 5 Dec 2016 17:02:11 +0000 (17:02 +0000)]
[CMake] Fix symlink refactor for multi-configuration generators
This fix, while a bit complicated, preserves the reusability while fixing the issues reported on llvm-commits with visual studio generators.
llvm-svn: 288679
Eugene Leviant [Mon, 5 Dec 2016 16:38:32 +0000 (16:38 +0000)]
[ELF] Print file:line for unknown PHDR error
Differential revision: https://reviews.llvm.org/D27335
llvm-svn: 288678
Devin Coughlin [Mon, 5 Dec 2016 16:28:47 +0000 (16:28 +0000)]
[analyzer] ObjCGenerics: Warn only on mismatch for invariant type parameters
On a method call, the ObjCGenerics checker uses the type tracked by
DynamicTypePropagation for the receiver to to infer substituted parmeter types
for the called methods and warns when the argument type does not match the
parameter.
Unfortunately, using the tracked type can result in false positives when the
receiver has a non-invariant type parameter and has been intentionally upcast.
For example, becaue NSArray's type parameter is covaraint, the following code
is perfectly safe:
NSArray<NSString *> *allStrings = ...
NSDate *date = ...;
NSArray<NSObject *> *allObjects = allStrings;
NSArray<NSObject *> *moreObjects = [allObjects arrayByAddingObject:date];
but the checker currently warns that the date parameter is not an NSString *.
To avoid this kind of false positive, the checker will now only warn when
the class defining the called method has only invariant type parameters.
rdar://problem/
28803951
llvm-svn: 288677
Sanjay Patel [Mon, 5 Dec 2016 15:58:21 +0000 (15:58 +0000)]
[TargetLowering] add special-case for demanded bits analysis of 'not'
We treat bitwise 'not' as a special operation and try not to reduce its all-ones mask.
Presumably, this is because a 'not' may be cheaper than a generic 'xor' or it may get
folded into another logic op if the target has those. However, if we can remove a logic
instruction by changing the xor's constant mask value, that should always be a win.
Note that the IR version of SimplifyDemandedBits() does not treat 'not' as a special-case
currently (although that's marked with a FIXME). So if you run this IR through -instcombine,
you should get the same end result. I'm hoping to add a different backend transform that
will expose this problem though, so I need to solve this first.
Differential Revision: https://reviews.llvm.org/D27356
llvm-svn: 288676
Sanjay Patel [Mon, 5 Dec 2016 15:45:27 +0000 (15:45 +0000)]
[x86] fold fand (fxor X, -1) Y --> fandn X, Y
I noticed this gap in the scalar FP-logic matching with:
D26712
and:
rL287171
Differential Revision: https://reviews.llvm.org/D27385
llvm-svn: 288675
Pavel Labath [Mon, 5 Dec 2016 14:57:23 +0000 (14:57 +0000)]
Remove superfluous android include
This file is not in the include path when building with a non-standalone
toolchain. In does not seem to be necessary anyway.
llvm-svn: 288674
Pavel Labath [Mon, 5 Dec 2016 14:57:19 +0000 (14:57 +0000)]
Remove one more if(__ANDROID_NDK__) I missed
llvm-svn: 288673
Daniel Jasper [Mon, 5 Dec 2016 14:37:42 +0000 (14:37 +0000)]
Remove a couple of memset usages from TSan, introduced in r288624.
TSan runtime shouldn't contain memset, so internal_memset is used
instead and syntax that emits memset is avoided.
This doesn't fail in-tree due to TSan being build with -03, but it fails
when TSan is built with -O0, and is (I think) a true positive.
Patch by Sam McCall, review: https://reviews.llvm.org/D27407
llvm-svn: 288672
Simon Pilgrim [Mon, 5 Dec 2016 14:25:04 +0000 (14:25 +0000)]
Use range based for loop. NFCI.
llvm-svn: 288671
Adhemerval Zanella [Mon, 5 Dec 2016 14:15:44 +0000 (14:15 +0000)]
ELF/AArch64: Fix R_AARCH64_LDST16_ABS_LO12_NC mask
The relocation R_AARCH64_LDST16_ABS_LO12_NC should set a ld/st
immediate value to bits [11:1] not [11:2]. This patches fixes it
and adds a testcase for regression.
With this fix all the faulty tests on test-suite (clavm, lencod,
and trimaran) pass.
llvm-svn: 288670
Adhemerval Zanella [Mon, 5 Dec 2016 14:15:03 +0000 (14:15 +0000)]
ELF/AArch64: Simplify R_AARCH64_ADD_ABS_LO12_NC relocation
This patch uses the updateAArch64Add on relocation apply and remove
the comment.
llvm-svn: 288669
Adhemerval Zanella [Mon, 5 Dec 2016 14:14:26 +0000 (14:14 +0000)]
ELF/AArch64: consolidate getAArch64Page implementation
This patch avoid getAArch64Page code duplication by removing the
implementation at InputSection.
llvm-svn: 288668
Nirav Dave [Mon, 5 Dec 2016 14:11:03 +0000 (14:11 +0000)]
[PPC] Slightly Improve Assembly Parsing errors and add EOL comment
parsing tests.
NFC intended.
llvm-svn: 288667
Simon Dardis [Mon, 5 Dec 2016 12:55:19 +0000 (12:55 +0000)]
[mips][ias] N32/N64 must not sort the relocation table.
Doing so changes the evaluation order for relocation composition.
Patch By: Daniel Sanders
Reviewers: vkalintiris, atanasyan
Differential Revision: https://reviews.llvm.org/D26401
llvm-svn: 288666
Martin Bohme [Mon, 5 Dec 2016 11:33:19 +0000 (11:33 +0000)]
CFGBuilder: Fix crash when visiting delete expression on dependent type
Summary:
CXXDeleteExpr::getDestroyedType() can return a null QualType if the destroyed
type is a dependent type. This patch protects against this.
Reviewers: klimek
Subscribers: cfe-commits
Differential Revision: https://reviews.llvm.org/D27350
llvm-svn: 288665
Benjamin Kramer [Mon, 5 Dec 2016 11:30:24 +0000 (11:30 +0000)]
Clean out unused diagnostics. NFC.
llvm-svn: 288664
Simon Pilgrim [Mon, 5 Dec 2016 11:25:13 +0000 (11:25 +0000)]
[X86][SSE] Add support for combining target shuffles to UNPCKL/UNPCKH.
llvm-svn: 288663
Eric Liu [Mon, 5 Dec 2016 11:17:04 +0000 (11:17 +0000)]
[change-namespace] get changing namespace to global correct.
llvm-svn: 288662
Pavel Labath [Mon, 5 Dec 2016 11:15:36 +0000 (11:15 +0000)]
Clean up some use of __ANDROID_NDK__ in the cmake files
Rationale:
scripts/Python/modules: android is excluded at a higher level, so no point in
checking here
tools/lldb-mi: lldb-mi builds fine (with some cosmetic tweaks) on android, and
there is no reason it shouldn't.
tools/lldb-server: LLDB_DISABLE_LIBEDIT/CURSES already take the platform into
account, so there is no point in checking again.
I am reasonably confident this should not break the build on any platform, but
I'll keep an eye out on the bots.
llvm-svn: 288661
Roger Ferrer Ibanez [Mon, 5 Dec 2016 11:05:09 +0000 (11:05 +0000)]
Handle tests for noexcept that expect a false value
Under libcpp-no-exceptions, noexcept is trivially true. Some tests expect in
the usual setting to return false, so adjust them to expect true under
libcpp-no-exceptions.
Differential Revision: https://reviews.llvm.org/D27310
llvm-svn: 288660
Simon Pilgrim [Mon, 5 Dec 2016 11:00:25 +0000 (11:00 +0000)]
[X86][SSE] Add helper function to create UNPCKL/UNPCKH shuffle masks. NFCI.
llvm-svn: 288659
Diana Picus [Mon, 5 Dec 2016 10:40:33 +0000 (10:40 +0000)]
[GlobalISel] Extract handleAssignments out of AArch64CallLowering
This function seems target-independent so far: all the target-specific behaviour
is isolated in the CCAssignFn and the ValueHandler (which we're also extracting
into the generic CallLowering).
The intention is to use this in the ARM backend.
Differential Revision: https://reviews.llvm.org/D27045
llvm-svn: 288658
Sam Kolton [Mon, 5 Dec 2016 09:58:51 +0000 (09:58 +0000)]
[AMDGPU] Disassembler: fix s_buffer_store_dword instructions
Summary: s_buffer_store_dword instructions sdata operand was called sdst in encoding. This caused disassembler to fail.
Reviewers: tstellarAMD, vpykhtin, artem.tamazov
Subscribers: arsenm, nhaehnle, rampitec
Differential Revision: https://reviews.llvm.org/D27100
llvm-svn: 288657
Michal Gorny [Mon, 5 Dec 2016 09:15:05 +0000 (09:15 +0000)]
[cmake] Include component in Sphinx install rules
Include component in install rules for Sphinx targets. Based on
a similar suggestion for other doc targets in D24935.
Differential Revision: https://reviews.llvm.org/D24982
llvm-svn: 288656
Matthias Braun [Mon, 5 Dec 2016 08:15:57 +0000 (08:15 +0000)]
TableGen/AsmMatcherEmitter: Trust that stable_sort works
A debug build of AsmMatcherEmitter would use a quadratic algorithm to
check whether std::stable_sort() actually sorted. Let's hope the authors
of our C++ standard library did that testing for us. Removing the check
gives a 3x speedup in the X86 case.
llvm-svn: 288655
Richard Smith [Mon, 5 Dec 2016 07:49:14 +0000 (07:49 +0000)]
DR1213: element access on an array xvalue or prvalue produces an xvalue. In the
latter case, a temporary array object is materialized, and can be
lifetime-extended by binding a reference to the member access. Likewise, in an
array-to-pointer decay, an rvalue array is materialized before being converted
into a pointer.
This caused IR generation to stop treating file-scope array compound literals
as having static storage duration in some cases in C++; that has been rectified
by modeling such a compound literal as an lvalue. This also improves clang's
compatibility with GCC for those cases.
llvm-svn: 288654
Matthias Braun [Mon, 5 Dec 2016 07:35:13 +0000 (07:35 +0000)]
TableGen: Some more std::string->StringInit* replacements
llvm-svn: 288653
Matthias Braun [Mon, 5 Dec 2016 07:35:09 +0000 (07:35 +0000)]
TableGen/Record: Shortcut member access in hottest function
This may seem unusual, but makes most debug tblgen builds ~10% faster.
Usually we wouldn't care about speed that much in debug builds, but for
tblgen that also translates into build time.
llvm-svn: 288652
Matthias Braun [Mon, 5 Dec 2016 07:04:19 +0000 (07:04 +0000)]
TableGen: TableGenStringKey is no longer necessary as of r288642
llvm-svn: 288651
Matthias Braun [Mon, 5 Dec 2016 07:00:44 +0000 (07:00 +0000)]
TableGen: Use range based for; reserve vectors where possible
llvm-svn: 288650
Matthias Braun [Mon, 5 Dec 2016 06:41:54 +0000 (06:41 +0000)]
TableGen/TGParser: Prefer SmallVector/ArrayRef over std::vector
llvm-svn: 288649
Matthias Braun [Mon, 5 Dec 2016 06:41:51 +0000 (06:41 +0000)]
TableGen/Record: Replace std::vector with SmallVector/ArrayRef
llvm-svn: 288648
Matthias Braun [Mon, 5 Dec 2016 06:41:47 +0000 (06:41 +0000)]
ListInit::convertInitializerTo: avoid foldingset lookup if nothing changed
llvm-svn: 288647
Craig Topper [Mon, 5 Dec 2016 06:09:55 +0000 (06:09 +0000)]
[X86] Remove unnecessary explicit uses of .SimpleTy just to do an equality comparison. MVT's operator== already takes care of this. NFCI
llvm-svn: 288646
Matthias Braun [Mon, 5 Dec 2016 06:00:51 +0000 (06:00 +0000)]
Adapt to llvm/TableGen DagInit changes.
llvm-svn: 288645
Matthias Braun [Mon, 5 Dec 2016 06:00:46 +0000 (06:00 +0000)]
TableGen: Use StringInit instead of std::string for DagInit arg names
llvm-svn: 288644
Matthias Braun [Mon, 5 Dec 2016 06:00:41 +0000 (06:00 +0000)]
TableGen: Use StringInit instead of std::string for DagInit name
llvm-svn: 288643
Matthias Braun [Mon, 5 Dec 2016 06:00:36 +0000 (06:00 +0000)]
TableGen: Use more StringInit instead of StringRef
This forces the code to call StringInit::get on the string early and
avoids storing duplicates in std::string and sometimes allows pointer
comparisons instead of string comparisons.
llvm-svn: 288642
Craig Topper [Mon, 5 Dec 2016 05:50:51 +0000 (05:50 +0000)]
[AVX-512] Teach fast isel to handle 512-bit vector bitcasts.
llvm-svn: 288641
Kuba Mracek [Mon, 5 Dec 2016 05:21:44 +0000 (05:21 +0000)]
Use Darwin libtool's -no_warning_for_no_symbols if available to silence the "has no symbols" link warning
Building compiler-rt on Darwin produces dozens of meaningless warnings about object files having no symbols during static archive creation. This is very intentional as compiler-rt uses #ifdefs to conditionally compile platform-specific code, and we even have a .cpp source file that only contains static asserts to make sure the environment is configured right. On Linux, this situation is fine and no warning is produced. This patch adds a libtool version detection and if it's new enough, we'll use the -no_warning_for_no_symbols flag that suppresses this warning. Build logs should be much cleaner now!
Differential Revision: https://reviews.llvm.org/D27119
llvm-svn: 288640
Matthias Braun [Mon, 5 Dec 2016 05:21:18 +0000 (05:21 +0000)]
TableGen: Factor out STRCONCAT constructor, add shortcut.
Introduce new constructor for STRCONCAT binop with a shortcut that
immediately concatenates if the two arguments are StringInits.
Makes the QualifyName code more readable and tablegen 2-3% faster.
llvm-svn: 288639
Matthias Braun [Mon, 5 Dec 2016 05:21:13 +0000 (05:21 +0000)]
TableGen/Record: Move PointerIntPair to less used field of RecordVal
llvm-svn: 288638
Colin LeMahieu [Mon, 5 Dec 2016 04:52:28 +0000 (04:52 +0000)]
[Hexagon] Adding additional tokenization characters in preparation for removing spacing from syntax.
llvm-svn: 288637
Craig Topper [Mon, 5 Dec 2016 04:51:31 +0000 (04:51 +0000)]
[AVX-512] Teach fast isel to use masked compare and movss for handling scalar cmp and select sequence when AVX-512 is enabled. This matches the behavior of normal isel.
llvm-svn: 288636
Craig Topper [Mon, 5 Dec 2016 04:51:28 +0000 (04:51 +0000)]
[AVX-512] Add avx512f command lines to fast isel SSE select test.
Currently the fast isel code emits an avx1 instruction sequence even with avx512. This is different than normal isel. A follow up commit will fix this.
llvm-svn: 288635
Colin LeMahieu [Mon, 5 Dec 2016 04:29:00 +0000 (04:29 +0000)]
[Hexagon] Changing from literal numeric value to argument since #-1 will not parse when '-' is converted to a token.
llvm-svn: 288634
Chris Bieneman [Mon, 5 Dec 2016 03:29:10 +0000 (03:29 +0000)]
[CMake] Use add_llvm_tool_symlink's OUTPUT_DIR option
This is updating to take r288632 into account.
llvm-svn: 288633
Chris Bieneman [Mon, 5 Dec 2016 03:28:03 +0000 (03:28 +0000)]
[CMake] Refactor add_llvm_tool_symlink for reuse
The old implementation of add_llvm_tool_symlink could fail in odd ways when building out of tree. This version solves that problem by not using the LLVM_* variables, and instead reaeding the target's properties.
llvm-svn: 288632
Rui Ueyama [Mon, 5 Dec 2016 02:07:29 +0000 (02:07 +0000)]
Run the last iteration of parallel_for_loop using a threadpool.
Remainders of tasks were ran in the main thread, so parallel_for_each
could theoretically take 2x time than the ideal.
llvm-svn: 288631
Rui Ueyama [Mon, 5 Dec 2016 01:31:39 +0000 (01:31 +0000)]
Simplify ICF alignment handling.
llvm-svn: 288630
Peter Collingbourne [Mon, 5 Dec 2016 00:02:18 +0000 (00:02 +0000)]
IRGen: Remove an unused overload of CreateAlignedLoad.
llvm-svn: 288629