Jonathan Peyton [Fri, 12 Jul 2019 21:45:36 +0000 (21:45 +0000)]
[OpenMP] Remove OMP spec versioning
Remove all older OMP spec versioning from the runtime and build system.
Patch by Terry Wilmarth
Differential Revision: https://reviews.llvm.org/D64534
llvm-svn: 365963
Sylvestre Ledru [Fri, 12 Jul 2019 21:45:08 +0000 (21:45 +0000)]
Remove __VERSION__
Summary:
It has been introduced in 2011 for gcc compat:
https://github.com/llvm-mirror/clang/commit/
ad1a4c6e89594e704775ddb6b036ac982fd68cad
it is probably time to remove it
Reviewers: rnk, dexonsmith
Reviewed By: rnk
Subscribers: dschuff, aheejin, fedor.sergeev, arphaman, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64062
llvm-svn: 365962
Douglas Yung [Fri, 12 Jul 2019 21:39:45 +0000 (21:39 +0000)]
[test][AArch64] Relax the opcode tests for FP min/max instructions.
llvm-svn: 365961
Eric Fiselier [Fri, 12 Jul 2019 21:32:11 +0000 (21:32 +0000)]
Add option to disable variant narrowing conversion changes.
The paper P0608R3 - "A sane variant converting constructor" disallows
narrowing conversions in variant. It was meant to address this
surprising problem:
std::variant<std::string, bool> v = "abc";
assert(v.index() == 1); // constructs a bool.
However, it also disables every potentially narrowing conversion. For
example:
variant<unsigned> v = 0; // ill-formed
variant<string, double> v2 = 42; // ill-formed (int -> double narrows)
These latter changes break code. A lot of code. Within Google it broke
on the order of a hundred thousand target with thousands of root causes
responsible for the breakages.
Of the breakages related to the narrowing restrictions, none of them
exposed outstanding bugs. However, the breakages caused by boolean
conversions (~13 root causes), all but one of them were bugs.
For this reasons, I am adding a flag to disable the narrowing conversion
changes but not the boolean conversions one.
One purpose of this flag is to allow users to opt-out of breaking changes
in variant until the offending code can be cleaned up. For non-trivial
variant usages the amount of cleanup may be significant.
This flag is also required to support automated tooling, such as
clang-tidy, that can automatically fix code broken by this change.
In order for clang-tidy to know the correct alternative to construct,
it must know what alternative was being constructed previously, which
means running it over the old version of std::variant.
Because this change breaks so much code, I will be implementing the
aforementioned clang-tidy check in the very near future.
Additionally I'm plan present this new information to the committee so they can
re-consider if this is a breaking change we want to make.
I think libc++ should very seriously consider pulling this change
before the 9.0 release branch is cut. But that's a separate discussion
that I will start on the lists.
For now this is the minimal first step.
llvm-svn: 365960
David Bolvansky [Fri, 12 Jul 2019 21:14:21 +0000 (21:14 +0000)]
[InstCombine] Disable fold from D64285 for non-integer types
llvm-svn: 365959
Evgeniy Stepanov [Fri, 12 Jul 2019 21:13:55 +0000 (21:13 +0000)]
Factor out resolveFrameOffsetReference (NFC).
Split AArch64FrameLowering::resolveFrameIndexReference in two parts
* Finding frame offset for the index.
* Finding base register and offset to that register.
The second part will be used to implement a virtual frame pointer in
armv8.5 MTE stack instrumentation lowering.
Reviewers: pcc, vitalybuka, hctim, ostannard
Subscribers: javed.absar, kristof.beyls, hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64171
llvm-svn: 365958
Nikita Popov [Fri, 12 Jul 2019 20:52:02 +0000 (20:52 +0000)]
[builtins] Fix assembly in arm sync-ops.h
This assembly is part of a macro that was reformatted in D60351.
The missing space between push and { results in:
Error: bad instruction `push{r4, r5,r6,lr}'
llvm-svn: 365957
Reid Kleckner [Fri, 12 Jul 2019 20:44:57 +0000 (20:44 +0000)]
Revert driver: Don't warn about assembler flags being unused when not assembling
This reverts r365703 (git commit
101c1afdfd1c88f05da94c6fd317b489bb704f40)
and r365714.
This broke some autoconf-style assembler flags checks in the Linux
build:
https://github.com/ClangBuiltLinux/linux/issues/598
llvm-svn: 365956
Sam McCall [Fri, 12 Jul 2019 20:35:41 +0000 (20:35 +0000)]
[clangd] Fix off-by-one in CodeComplete and assertion in Dex
llvm-svn: 365955
Jan Korous [Fri, 12 Jul 2019 20:34:10 +0000 (20:34 +0000)]
Reland [clang] DirectoryWatcher
This reverts commit
f561227d133224d2d6a5a016abe4be051fa75501.
- DirectoryWatcher
- Fix the build for platforms that don't have DW implementated.
- Fix the threading dependencies (thanks to compnerd).
llvm-svn: 365954
Matt Arsenault [Fri, 12 Jul 2019 20:12:17 +0000 (20:12 +0000)]
AMDGPU: Drop remnants of byval support for shaders
Before 2018, mesa used to use byval interchangably with inreg, which
didn't really make sense. Fix tests still using it to avoid breaking
in a future commit.
llvm-svn: 365953
David Tenty [Fri, 12 Jul 2019 20:12:15 +0000 (20:12 +0000)]
Fix missing use of defined() in include guard
Subscribers: arsenm, jvesely, nhaehnle, hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64657
llvm-svn: 365952
Alex Langford [Fri, 12 Jul 2019 20:09:32 +0000 (20:09 +0000)]
[LanguageRuntime] Move CPPLanguageRuntime into a plugin
Summary: This seems better suited to be in a plugin.
Reviewers: JDevlieghere, clayborg, jingham, compnerd, labath
Subscribers: mgorny, lldb-commits
Differential Revision: https://reviews.llvm.org/D64599
llvm-svn: 365951
Jonas Devlieghere [Fri, 12 Jul 2019 20:08:41 +0000 (20:08 +0000)]
[ObjectContainerBSDArchive] Simplify a few things (NFC)
Differential revision: https://reviews.llvm.org/D64661
llvm-svn: 365950
Nikita Popov [Fri, 12 Jul 2019 20:03:34 +0000 (20:03 +0000)]
[SystemZ] Fix addcarry of addcarry of const carry (PR42606)
This fixes https://bugs.llvm.org/show_bug.cgi?id=42606 by extending
D64213. Instead of only checking if the carry comes from a matching
operation, we now check the full chain of carries. Otherwise we might
custom lower the outermost addcarry, but then generically legalize
an inner addcarry.
Differential Revision: https://reviews.llvm.org/D64658
llvm-svn: 365949
Jan Korous [Fri, 12 Jul 2019 19:54:36 +0000 (19:54 +0000)]
Revert "Reland [clang] DirectoryWatcher"
This reverts commit
fdcb7f47e783933e0af8a5fae91132269a208268.
llvm-svn: 365948
Jan Korous [Fri, 12 Jul 2019 19:47:55 +0000 (19:47 +0000)]
Reland [clang] DirectoryWatcher
This reverts commit
abce8c457dd3de6b156756e547cc0eefb7653c79.
+ Fix the build for platforms that don't have DW implementated.
llvm-svn: 365947
Craig Topper [Fri, 12 Jul 2019 19:26:35 +0000 (19:26 +0000)]
[X86] Use MachineInstr::findRegisterDefOperand to simplify some code in optimizeCompareInstr. NFCI
llvm-svn: 365946
Jonas Devlieghere [Fri, 12 Jul 2019 19:25:45 +0000 (19:25 +0000)]
[DebugInfo] Add column info for inline sites
The column field is missing for all inline sites, currently it's always
zero. This changes populates DW_AT_call_column field for inline sites.
Test case modified to cover this change.
Patch by: Wenlei He
Differential revision: https://reviews.llvm.org/D64033
llvm-svn: 365945
Petr Hosek [Fri, 12 Jul 2019 19:10:59 +0000 (19:10 +0000)]
[libcxxabi] Don't process exceptions in cxa_handlers when they're disabled
When exceptions are disabled, avoid their processing altogether.
This avoids pulling in the depenency on demangler significantly
reducing binary size when statically linking against libc++abi
built without exception support.
Differential Revision: https://reviews.llvm.org/D64191
llvm-svn: 365944
Sterling Augustine [Fri, 12 Jul 2019 18:51:08 +0000 (18:51 +0000)]
The variable "Latch" is only used in an assert, which makes builds that use "-DNDEBUG" fail with unused variable messages.
Summary: Move the logic into the assert itself.
Subscribers: hiraditya, sanjoy, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64654
llvm-svn: 365943
Ulrich Weigand [Fri, 12 Jul 2019 18:44:51 +0000 (18:44 +0000)]
[SystemZ] Fix build bot failure after r365932
Insert LLVM_FALLTHROUGH to avoid compiler warning.
llvm-svn: 365942
Sanjay Patel [Fri, 12 Jul 2019 18:38:29 +0000 (18:38 +0000)]
[x86] add test for bogus cmov (PR40483); NFC
llvm-svn: 365941
Stanislav Mekhanoshin [Fri, 12 Jul 2019 18:38:06 +0000 (18:38 +0000)]
[AMDGPU] Extend MIMG opcode to 8 bits
This is NFC, but required for future commit.
Differential Revision: https://reviews.llvm.org/D64649
llvm-svn: 365940
Alex Langford [Fri, 12 Jul 2019 18:34:37 +0000 (18:34 +0000)]
[Core] Generalize ValueObject::MaybeCalculateCompleteType
Summary:
Instead of hardcoding ClangASTContext and ObjCLanguageRuntime, we can
generalize this by creating the method GetRuntimeType in
LanguageRuntime and moving the current MaybeCalculateCompleteType
implementation into ObjCLanguageruntime::GetRuntimeType
Reviewers: jingham, clayborg, JDevlieghere
Subscribers: lldb-commits
Differential Revision: https://reviews.llvm.org/D64159
llvm-svn: 365939
Stefan Stipanovic [Fri, 12 Jul 2019 18:34:06 +0000 (18:34 +0000)]
Addition to rL365925, removing remaining virtuals
llvm-svn: 365938
Julie Hockett [Fri, 12 Jul 2019 18:32:00 +0000 (18:32 +0000)]
[clang-doc] Add html links to references
<a> tags are added for the parents and members of records and return type and
params of functions. The link redirects to the reference's info file.
The directory path where each info file will be saved is now generated in the
serialization phase and stored as an attribute in each Info.
Bitcode writer and reader were modified to handle the new attributes.
Committed on behalf of Diego Astiazarán (diegoaat97@gmail.com).
Differential Revision: https://reviews.llvm.org/D63663
llvm-svn: 365937
Nico Weber [Fri, 12 Jul 2019 18:24:38 +0000 (18:24 +0000)]
Slightly simplify MappedBlockStream::createIndexedStream() calls
All callers had a PDBFile object at hand, so call
Pdb.createIndexedStream() instead, which pre-populates all the arguments
(and returns nullptr for kInvalidStreamIndex).
Also change safelyCreateIndexedStream() to only take the string index,
and update callers. Make the method public and call it in two places
that manually did the bounds checking before.
No intended behavior change.
Differential Revision: https://reviews.llvm.org/D64633
llvm-svn: 365936
Thomas Lively [Fri, 12 Jul 2019 18:23:13 +0000 (18:23 +0000)]
[WebAssembly] Make pthread imply bulk-memory, mutable-globals
Summary:
This paves the way for using passive segments in pthread builds, which
will make separate memory files unnecessary. Mutable globals are also
necessary for the upcoming implementation of TLS.
Reviewers: aheejin, dschuff
Subscribers: sbc100, jgravelle-google, sunfish, jfb, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64586
llvm-svn: 365935
Nico Weber [Fri, 12 Jul 2019 18:22:47 +0000 (18:22 +0000)]
Add explicit newline at end of `llvm-pdbutil dump`
All dump modes I checked didn't print a trailing newline, so add one.
llvm-svn: 365934
Ulrich Weigand [Fri, 12 Jul 2019 18:14:51 +0000 (18:14 +0000)]
[SystemZ] Add support for new cpu architecture - arch13
This patch series adds support for the next-generation arch13
CPU architecture to the SystemZ backend.
This includes:
- Basic support for the new processor and its features.
- Support for low-level builtins mapped to new LLVM intrinsics.
- New high-level intrinsics in vecintrin.h.
- Indicate support by defining __VEC__ == 10303.
Note: No currently available Z system supports the arch13
architecture. Once new systems become available, the
official system name will be added as supported -march name.
llvm-svn: 365933
Ulrich Weigand [Fri, 12 Jul 2019 18:13:16 +0000 (18:13 +0000)]
[SystemZ] Add support for new cpu architecture - arch13
This patch series adds support for the next-generation arch13
CPU architecture to the SystemZ backend.
This includes:
- Basic support for the new processor and its features.
- Assembler/disassembler support for new instructions.
- CodeGen for new instructions, including new LLVM intrinsics.
- Scheduler description for the new processor.
- Detection of arch13 as host processor.
Note: No currently available Z system supports the arch13
architecture. Once new systems become available, the
official system name will be added as supported -march name.
llvm-svn: 365932
Leonard Chan [Fri, 12 Jul 2019 18:09:09 +0000 (18:09 +0000)]
Remove unused methods in Sancov.
llvm-svn: 365931
Thomas Lively [Fri, 12 Jul 2019 17:55:07 +0000 (17:55 +0000)]
[WebAssembly] i32.const operands should be signed
Summary:
This was causing large addresses to be emitted as negative numbers,
which rightfully caused crashes in binaryen.
Reviewers: aheejin, dschuff
Subscribers: sbc100, jgravelle-google, sunfish, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64612
llvm-svn: 365930
Craig Topper [Fri, 12 Jul 2019 17:52:17 +0000 (17:52 +0000)]
[X86] Add NEG to isUseDefConvertible.
We can use the C flag from NEG to detect that the input was zero.
Really we could probably use the Z flag too. But C matches what
we'd do for usubo 0, X.
Haven't found a test case for this due to the usubo formation
in CGP. But I verified if I comment out the CGP code this
transformation catches some of the same cases.
llvm-svn: 365929
Simon Pilgrim [Fri, 12 Jul 2019 17:42:32 +0000 (17:42 +0000)]
[X86][AVX] Add PR34359 shuffle test case.
llvm-svn: 365926
Stefan Stipanovic [Fri, 12 Jul 2019 17:42:14 +0000 (17:42 +0000)]
[Attributor] Removing unnecessary `virtual` keywords.
Some function in the Attributor framework are unnecessarily
marked virtual. This patch removes virtual keyword
Reviewers: jdoerfert
Subscribers: hiraditya, llvm-commits
Differential Revision: https://reviews.llvm.org/D64637
llvm-svn: 365925
Hideto Ueno [Fri, 12 Jul 2019 17:38:51 +0000 (17:38 +0000)]
[Attributor] Deduce "nofree" function attribute
Summary: Deduce "nofree" function attribute. A more concise description of "nofree" is on D49165.
Reviewers: jdoerfert
Reviewed By: jdoerfert
Subscribers: homerdin, hfinkel, lebedev.ri, hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D62687
llvm-svn: 365924
Louis Dionne [Fri, 12 Jul 2019 17:30:57 +0000 (17:30 +0000)]
[libc++] Add XFAILs for CTAD tests on older compilers
llvm-svn: 365923
Shoaib Meenai [Fri, 12 Jul 2019 17:23:35 +0000 (17:23 +0000)]
Revert [clang-shlib] Fix clang-shlib for PRIVATE dependencies
This reverts r365825 (git commit
3173c60f96c3ccfc17d403a192ae58e720153c23)
This is breaking BUILD_SHARED_LIBS=ON builds. Reverting while I rethink it.
llvm-svn: 365922
Vitaly Buka [Fri, 12 Jul 2019 17:21:55 +0000 (17:21 +0000)]
CodeGet: Init 32bit pointers with 0xFFFFFFFF
Summary:
Patch makes D63967 effective for 32bit platforms and improves pattern
initialization there. It cuts size of 32bit binary compiled with
-ftrivial-auto-var-init=pattern by 2% (3% with -Os).
Binary size change on CTMark, (with -fuse-ld=lld -Wl,--icf=all, similar results with default linker options)
```
master patch diff
Os pattern 7.915580e+05 7.698424e+05 -0.028387
O3 pattern 9.953688e+05 9.752952e+05 -0.019325
```
Zero vs Pattern on master
```
zero pattern diff
Os 7.689712e+05 7.915580e+05 0.031380
O3 9.744796e+05 9.953688e+05 0.021133
```
Zero vs Pattern with the patch
```
zero pattern diff
Os 7.689712e+05 7.698424e+05 0.000789
O3 9.744796e+05 9.752952e+05 0.000742
```
Reviewers: pcc, eugenis, glider, jfb
Reviewed By: jfb
Subscribers: hubert.reinterpretcast, dexonsmith, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64597
llvm-svn: 365921
Philip Reames [Fri, 12 Jul 2019 17:05:35 +0000 (17:05 +0000)]
[IndVars] Use exit count reasoning to discharge obviously untaken exits
Continue in the spirit of D63618, and use exit count reasoning to prove away loop exits which can not be taken since the backedge taken count of the loop as a whole is provably less than the minimal BE count required to take this particular loop exit.
As demonstrated in the newly added tests, this triggers in a number of cases where IndVars was previously unable to discharge obviously redundant exit tests. And some not so obvious ones.
Differential Revision: https://reviews.llvm.org/D63733
llvm-svn: 365920
Aaron Ballman [Fri, 12 Jul 2019 16:53:57 +0000 (16:53 +0000)]
Dump actual line numbers when dumping the AST to JSON.
The "line" attribute is now the physical line within the source file for the location. A "presumedLine" attribute is printed when the presumed line number does not match the given source line number. We continue to not print repeated line information in subsequent source locations, but we track presumed and actual lines separately.
llvm-svn: 365919
James Y Knight [Fri, 12 Jul 2019 16:41:28 +0000 (16:41 +0000)]
Fix some minor coding-style issues in git-llvm.
llvm-svn: 365918
James Y Knight [Fri, 12 Jul 2019 16:40:46 +0000 (16:40 +0000)]
Allow the 'git-llvm' tool to push to svn from the split repositories
for 'test-suite', 'lnt', 'zorg', and 'www'.
This is done by looking at the pathname of the git remote named
'origin', which is not 100% reliable, but should work in most cases.
llvm-svn: 365917
Hideto Ueno [Fri, 12 Jul 2019 16:29:14 +0000 (16:29 +0000)]
[FunctionAttrs] Add a test for "nofree" function attribute
This patch adds a test for nofree function attribute.
llvm-svn: 365916
Fangrui Song [Fri, 12 Jul 2019 16:23:25 +0000 (16:23 +0000)]
[Support] Move the static initializer install_out_memory_new_handler to InitLLVM
An application linking against LLVMSupport should not get the gratuitous
set::std_new_handler call.
Reviewed By: jfb
Differential Revision: https://reviews.llvm.org/D64505
llvm-svn: 365915
Simon Pilgrim [Fri, 12 Jul 2019 16:16:23 +0000 (16:16 +0000)]
Add missing <atomic> include to appease MSVC builds.
llvm-svn: 365914
Artem Belevich [Fri, 12 Jul 2019 16:13:29 +0000 (16:13 +0000)]
Minor cleanup.
Simplify things a bit by removing unnecessary full type qualification.
This also happens to avoid a build break with now-unsupported
Visual Studio 2015.
Differential Review: https://reviews.llvm.org/D64588
llvm-svn: 365913
Hideto Ueno [Fri, 12 Jul 2019 16:08:32 +0000 (16:08 +0000)]
Test commit
llvm-svn: 365912
Jordan Rose [Fri, 12 Jul 2019 16:05:09 +0000 (16:05 +0000)]
Support for dumping current PrettyStackTrace on SIGINFO (Ctrl-T)
Support SIGINFO (and SIGUSR1 for POSIX purposes) to tell what
long-running jobs are doing, as inspired by BSD tools (including on
macOS), by dumping the current PrettyStackTrace.
This adds a new kind of signal handler for non-fatal "info" signals,
similar to the "interrupt" handler that already exists for SIGINT
(Ctrl-C). It then uses that handler to update a "generation count"
managed by the PrettyStackTrace infrastructure, which is then checked
whenever a PrettyStackTraceEntry is pushed or popped on each
thread. If the generation has changed---i.e. if the user has pressed
Ctrl-T---the stack trace is dumped, though unfortunately it can't
include the deepest entry because that one is currently being
constructed/destructed.
https://reviews.llvm.org/D63750
llvm-svn: 365911
Jay Foad [Fri, 12 Jul 2019 15:59:40 +0000 (15:59 +0000)]
[AMDGPU] Fix DPP combiner check for exec modification
Summary:
r363675 changed the exec modification helper function, now called
execMayBeModifiedBeforeUse, so that if no UseMI is specified it checks
all instructions in the basic block, even beyond the last use. That
meant that the DPP combiner no longer worked in any basic block that
ended with a control flow instruction, and in particular it didn't work
on code sequences generated by the atomic optimizer.
Fix it by reinstating the old behaviour but in a new helper function
execMayBeModifiedBeforeAnyUse, and limiting the number of instructions
scanned.
Reviewers: arsenm, vpykhtin
Subscribers: kzhuravl, nemanjai, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, kbarton, MaskRay, jfb, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64393
llvm-svn: 365910
Rafael Stahl [Fri, 12 Jul 2019 15:56:18 +0000 (15:56 +0000)]
[clang-format][tests] Explicitly specify style in some tests
Summary: This fixes broken tests when doing an out-of-source build that picks up a random .clang-format on the file system due to the default "file" style.
Reviewers: djasper, klimek, MyDeveloperDay, krasimir
Reviewed By: MyDeveloperDay
Subscribers: lebedev.ri, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D61001
llvm-svn: 365909
Raphael Isemann [Fri, 12 Jul 2019 15:30:55 +0000 (15:30 +0000)]
[lldb] Let table gen create command option initializers.
Summary:
We currently have man large arrays containing initializers for our command options.
These tables are tricky maintain as we don't have any good place to check them for consistency and
it's also hard to read (`nullptr, {}, 0` is not very descriptive).
This patch fixes this by letting table gen generate those tables. This way we can have a more readable
syntax for this (especially for all the default arguments) and we can let TableCheck check them
for consistency (e.g. an option with an optional argument can't have `eArgTypeNone`, naming of flags', etc.).
Also refactoring the related data structures can now be done without changing the hundred of option initializers.
For example, this line:
```
{LLDB_OPT_SET_ALL, false, "hide-aliases", 'a', OptionParser::eNoArgument, nullptr, {}, 0, eArgTypeNone, "Hide aliases in the command list."},
```
becomes this:
```
def hide_aliases : Option<"hide-aliases", "a">, Desc<"Hide aliases in the command list.">;
```
For now I just moved a few initializers to the new format to demonstrate the change. I'll slowly migrate the other
option initializers tables in separate patches.
Reviewers: JDevlieghere, davide, sgraenitz
Reviewed By: JDevlieghere
Subscribers: jingham, xiaobai, labath, mgorny, abidh, lldb-commits
Tags: #lldb
Differential Revision: https://reviews.llvm.org/D64365
llvm-svn: 365908
Fangrui Song [Fri, 12 Jul 2019 15:18:29 +0000 (15:18 +0000)]
[LegacyPassManager] Small ModuleCount cleanup
llvm-svn: 365907
Russell Gallop [Fri, 12 Jul 2019 15:15:56 +0000 (15:15 +0000)]
Revert "[JSONCompilationDatabase] Strip distcc/ccache/gomacc wrappers from parsed commands."
New test is failing on Windows bot
This reverts commit
9c0391b36a76f8e3949588de3f44b7314c2318bf.
llvm-svn: 365906
Tom Stellard [Fri, 12 Jul 2019 15:11:28 +0000 (15:11 +0000)]
cmake: Fix install of libclang-cpp.so when LLVM_INSTALL_TOOLCHAIN_ONLY=ON
Summary:
If CLANG_LINK_CLANG_DYLIB is also enabled, then this library needs to be
installed.
Fixes PR42575.
Reviewers: beanz, smeenai
Subscribers: mgorny, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64582
Conflicts:
clang/tools/clang-shlib/CMakeLists.txt
llvm-svn: 365905
Jay Foad [Fri, 12 Jul 2019 15:02:59 +0000 (15:02 +0000)]
[AMDGPU] Restrict v_cndmask_b32 abs/neg modifiers to f32
Summary:
D64497 allowed abs/neg source modifiers on v_cndmask_b32 but it doesn't
make any sense to apply them to f16 operands; they would interpret the
bits of the value as an f32, giving nonsensical results. This patch
restricts them to f32 operands.
Reviewers: arsenm, hakzsam
Subscribers: kzhuravl, jvesely, wdng, nhaehnle, yaxunl, dstuttard, tpr, t-tye, hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64636
llvm-svn: 365904
Fangrui Song [Fri, 12 Jul 2019 14:58:15 +0000 (14:58 +0000)]
Delete dead stores
llvm-svn: 365903
Tom Stellard [Fri, 12 Jul 2019 14:40:18 +0000 (14:40 +0000)]
cmake: Add INSTALL_WITH_TOOLCHAIN option to add_*_library macros
Summary:
This will simplify the macros by allowing us to remove the hard-coded
list of libraries that should be installed when
LLVM_INSTALL_TOOLCHAIN_ONLY is enabled.
Reviewers: beanz, smeenai
Reviewed By: beanz
Subscribers: aheejin, mehdi_amini, mgorny, steven_wu, dexonsmith, cfe-commits, llvm-commits
Tags: #clang, #llvm
Differential Revision: https://reviews.llvm.org/D64580
llvm-svn: 365902
Fangrui Song [Fri, 12 Jul 2019 14:04:34 +0000 (14:04 +0000)]
Delete dead stores
llvm-svn: 365901
Aaron Ballman [Fri, 12 Jul 2019 13:57:41 +0000 (13:57 +0000)]
Dump floating-point values as strings when dumping to JSON.
This fixes a bug where we would have an invalid JSON attribute (e.g., "value": inf). It also increases the precision of the values because they're not represented as approximate doubles with the host architecture's floating-point model.
llvm-svn: 365900
Russell Gallop [Fri, 12 Jul 2019 13:35:58 +0000 (13:35 +0000)]
Revert "[clangd] Implement typeHierarchy/resolve for subtypes"
Causing test failure on Windows bot
This reverts commit
5b9484e559d44bd923fc290e335891b1dd2e17c4.
llvm-svn: 365899
Fangrui Song [Fri, 12 Jul 2019 13:21:58 +0000 (13:21 +0000)]
[Driver] Delete dead code
llvm-svn: 365898
Bryant Wong [Fri, 12 Jul 2019 13:09:39 +0000 (13:09 +0000)]
[gn] Tag unneeded variable.
When only building targets without assembly parsers (e.g. `llvm_targets_to_build
= ["NVPTX"]`), `all_targets` is empty and causes GN to warn about an
assigned-but-unused variable.
Differential Revision: https://reviews.llvm.org/D31727
llvm-svn: 365897
Simon Pilgrim [Fri, 12 Jul 2019 13:00:35 +0000 (13:00 +0000)]
[DAGCombine] narrowExtractedVectorBinOp - wrap subvector extraction in helper. NFCI.
First step towards supporting 'free' subvector extractions other than concat_vectors.
llvm-svn: 365896
Alexey Bader [Fri, 12 Jul 2019 12:48:43 +0000 (12:48 +0000)]
[LIT] Emit timeout error message only if timeout was reached
Summary:
This improves readability of LIT output: previously
error messages gets emitted that say that there was no error:
error: command reached timeout: False
Patch by Alexey Sachkov.
Reviewers: ddunbar, mgorny, modocache
Reviewed By: mgorny
Subscribers: delcypher, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64240
llvm-svn: 365895
Shaurya Gupta [Fri, 12 Jul 2019 11:42:31 +0000 (11:42 +0000)]
[clangd] Fixed toHalfOpenFileRange
Summary:
- Fixed toHalfOpenFileRange to work for macros as well as template
instantiations
- Added unit tests
Breaking test case for older version of toHalfOpenFileRange:
\# define FOO(X) X++
int a = 1;
int b = FOO(a);
toHalfOpenFileRange for the sourceRange of VarDecl for b returned the
wrong Range.
Reviewers: sammccall, kadircet
Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64562
llvm-svn: 365894
David Bolvansky [Fri, 12 Jul 2019 11:31:16 +0000 (11:31 +0000)]
[InstCombine] Fold select (icmp sgt x, -1), lshr (X, Y), ashr (X, Y) to ashr (X, Y))
Summary:
(select (icmp sgt x, -1), lshr (X, Y), ashr (X, Y)) -> ashr (X, Y))
(select (icmp slt x, 1), ashr (X, Y), lshr (X, Y)) -> ashr (X, Y))
Fixes PR41173
Alive proof by @lebedev.ri (thanks)
Name: PR41173
%cmp = icmp slt i32 %x, 1
%shr = lshr i32 %x, %y
%shr1 = ashr i32 %x, %y
%retval.0 = select i1 %cmp, i32 %shr1, i32 %shr
=>
%retval.0 = ashr i32 %x, %y
Optimization: PR41173
Done: 1
Optimization is correct!
Reviewers: lebedev.ri, spatel
Reviewed By: lebedev.ri
Subscribers: nikic, craig.topper, llvm-commits, lebedev.ri
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64285
llvm-svn: 365893
Alex Brachet [Fri, 12 Jul 2019 10:44:06 +0000 (10:44 +0000)]
Fix test case of llvm-nm using implicit a.out
llvm-svn: 365892
George Rimar [Fri, 12 Jul 2019 10:29:29 +0000 (10:29 +0000)]
[test/Object, obj2yaml] - Move test cases from test/Object and cleanup.
test/Object is not correct place to have tests that check obj2yaml
functionality, because we have test/tools/obj2yaml folder for that.
In this patch I merged a few test cases with their YAMLs from Inputs
folder, converted one of binary inputs and moved them to
tools/obj2yaml folder.
There are still another tests that might need the same, so it is initial step.
Differential revision: https://reviews.llvm.org/D64555
llvm-svn: 365891
Jonas Hahnfeld [Fri, 12 Jul 2019 10:21:55 +0000 (10:21 +0000)]
[libomptarget] Fix typos and grammar in error messages, NFC.
llvm-svn: 365890
Alex Brachet [Fri, 12 Jul 2019 10:20:01 +0000 (10:20 +0000)]
[tools] [llvm-nm] Default to reading from stdin not a.out
Summary: This moves away from defaulting to a.out and uses stdin only if stdin has a file redirected to it. This has been discussed on the llvm-dev mailing list [[ https://lists.llvm.org/pipermail/llvm-dev/2019-July/133642.html | here ]].
Reviewers: jhenderson, rupprecht, MaskRay, chrisjackson
Reviewed By: jhenderson, MaskRay
Subscribers: llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64290
llvm-svn: 365889
Sam McCall [Fri, 12 Jul 2019 10:18:42 +0000 (10:18 +0000)]
[clangd] Prioritize indexing of files that share a basename with the open file.
Summary:
In practice, opening Foo.h will still often result in Foo.cpp making the
second index build instead of the first, as the rebuild policy doesn't
know to wait.
Reviewers: kadircet
Subscribers: ilya-biryukov, javed.absar, MaskRay, jkorous, arphaman, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64575
llvm-svn: 365888
Sam McCall [Fri, 12 Jul 2019 10:11:40 +0000 (10:11 +0000)]
[JSONCompilationDatabase] Strip distcc/ccache/gomacc wrappers from parsed commands.
Summary:
It's common to use compiler wrappers by setting CC="gomacc clang++".
This results in both args appearing in compile_commands.json, and clang's driver
can't handle this.
This patch attempts to recognize this pattern (by looking for well-known
wrappers) and dropping argv0 in this case.
It conservatively ignores other cases for now:
- wrappers with unknown names
- wrappers that accept -flags
- wrappers where the compiler to use is implied (usually cc or gcc)
This is done at the JSONCompilationDatabase level rather than somewhere more
fundamental, as (hopefully) this isn't a general conceptual problem, but a messy
aspect of the nature of the ecosystem around compile_commands.json.
i.e. compilation databases more tightly tied to the build system should not have
this problem.
Reviewers: phosek, klimek
Subscribers: llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64297
llvm-svn: 365887
Djordje Todorovic [Fri, 12 Jul 2019 09:45:12 +0000 (09:45 +0000)]
Revert "[DwarfDebug] Dump call site debug info"
A build failure was found on the SystemZ platform.
This reverts commit
9e7e73578e54cd22b3c7af4b54274d743b6607cc.
llvm-svn: 365886
Haojian Wu [Fri, 12 Jul 2019 09:38:53 +0000 (09:38 +0000)]
[clangd] Move the expandAuto tweak from global namespace into annoymous namespace.
llvm-svn: 365885
George Rimar [Fri, 12 Jul 2019 09:29:12 +0000 (09:29 +0000)]
[Object/ELF] - Improve error reporting for notes.
This patch improves the error messages reported for
note sections and phdrs and also makes a cleanup for
existent test case.
Differential revision: https://reviews.llvm.org/D64470
llvm-svn: 365884
Kai Luo [Fri, 12 Jul 2019 09:10:35 +0000 (09:10 +0000)]
[NFC][PowerPC] Added test for MachinePRE.
llvm-svn: 365883
Haojian Wu [Fri, 12 Jul 2019 08:50:20 +0000 (08:50 +0000)]
[clangd] Don't run the prepare for tweaks that are disabled.
Summary: Previously, we ran the prepare, even for the tweaks that are disabled.
Reviewers: sammccall
Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64565
llvm-svn: 365882
Sam Elliott [Fri, 12 Jul 2019 08:36:07 +0000 (08:36 +0000)]
[RISCV] Allow parsing dot '.' in assembly
Summary:
Useful for jumps, such as `j .`.
I am not sure who should review this. Do not hesitate to change the reviewers if needed.
Reviewers: asb, jrtc27, lenary
Reviewed By: lenary
Subscribers: MaskRay, lenary, hiraditya, rbar, johnrusso, simoncook, apazos, sabuasal, niosHD, kito-cheng, shiva0217, zzheng, edward-jones, rogfer01, MartinMosbeck, brucehoult, the_o, rkruppe, PkmX, jocewei, psnobl, benna, Jim, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D63669
Patch by John LLVM (JohnLLVM)
llvm-svn: 365881
Rainer Orth [Fri, 12 Jul 2019 08:30:17 +0000 (08:30 +0000)]
Enable compiler-rt on SPARC
This patch enables compiler-rt on SPARC targets. Most of the changes are straightforward:
- Add 32 and 64-bit sparc to compiler-rt
- lib/builtins/fp_lib.h needed to check if the int128_t and uint128_t types exist (which they don't on sparc)
There's one issue of note: many asan tests fail to compile on Solaris/SPARC:
fatal error: error in backend: Function "_ZN7testing8internal16BoolFromGTestEnvEPKcb": over-aligned dynamic alloca not supported.
Therefore, while asan is still built, both asan and ubsan-with-asan testing is disabled. The
goal is to check if asan keeps compiling on Solaris/SPARC. This serves asan in gcc,
which doesn't have the problem above and works just fine.
With this patch, sparcv9-sun-solaris2.11 test results are pretty good:
Failing Tests (9):
Builtins-sparc-sunos :: divtc3_test.c
Builtins-sparcv9-sunos :: compiler_rt_logbl_test.c
Builtins-sparcv9-sunos :: divtc3_test.c
[...]
UBSan-Standalone-sparc :: TestCases/TypeCheck/misaligned.cpp
UBSan-Standalone-sparcv9 :: TestCases/TypeCheck/misaligned.cpp
The builtin failures are due to Bugs 42493 and 42496. The tree contained a few additonal
patches either currently in review or about to be submitted.
Tested on sparcv9-sun-solaris2.11.
Differential Revision: https://reviews.llvm.org/D40943
llvm-svn: 365880
Rainer Orth [Fri, 12 Jul 2019 08:27:50 +0000 (08:27 +0000)]
[Sanitizers] Fix SanitizerCommon-Unit :: ./Sanitizer-*-Test/MemoryMappingLayout.DumpListOfModules on Solaris
The MemoryMappingLayout.DumpListOfModules currently FAILs on Solaris:
[ RUN ] MemoryMappingLayout.DumpListOfModules
/vol/llvm/src/compiler-rt/local/lib/sanitizer_common/tests/sanitizer_procmaps_test.cc:52: Failure
Value of: found
Actual: false
Expected: true
[ FAILED ] MemoryMappingLayout.DumpListOfModules (22 ms)
The problem is that the test expects the executable name from modules[i].full_name(),
however the pr_mapname field of struct prmap is just the entry in /proc/<pid>/object,
which is "a.out" instead of "Sanitizer-i386-Test". Fortunately, the real name can
be determined by looking in proc/<pid>/path where "a.out" is a symlink to the
real path.
Tested on x86_64-pc-solaris2.11.
Differential Revision: https://reviews.llvm.org/D64559
llvm-svn: 365879
Bryant Wong [Fri, 12 Jul 2019 08:25:59 +0000 (08:25 +0000)]
Test commit. NFC.
Formatting fix.
llvm-svn: 365878
Fangrui Song [Fri, 12 Jul 2019 06:46:47 +0000 (06:46 +0000)]
[Driver] Delete --no-add-needed for RHEL7 or newer
This is really not needed. gcc driver doesn't add this option.
BTW, since binutils 2.22, --no-copy-dt-needed-entries (new name of
--no-add-needed) is the default.
llvm-svn: 365877
Fangrui Song [Fri, 12 Jul 2019 06:23:24 +0000 (06:23 +0000)]
[YAMLIO] Wrap explicit specialization in llvm::yaml to appease build bots
llvm-svn: 365876
Rui Ueyama [Fri, 12 Jul 2019 06:12:27 +0000 (06:12 +0000)]
Fix odd variable names.
llvm-svn: 365875
Fangrui Song [Fri, 12 Jul 2019 06:01:37 +0000 (06:01 +0000)]
[test] Delete trailing spaces from YAML tests after D65566/r365869
llvm-svn: 365874
Fangrui Song [Fri, 12 Jul 2019 05:59:28 +0000 (05:59 +0000)]
[test] Delete trailing spaces from YAML tests
llvm-svn: 365873
Fangrui Song [Fri, 12 Jul 2019 05:51:36 +0000 (05:51 +0000)]
test/Driver/fsanitize.c: delete -target x86_64-linux-gnu from tests that should always be available
Follow-up of D64317/r365587.
llvm-svn: 365872
Stanislav Mekhanoshin [Fri, 12 Jul 2019 05:13:10 +0000 (05:13 +0000)]
[AMDGPU] Fixed comment. NFC.
llvm-svn: 365871
Simon Atanasyan [Fri, 12 Jul 2019 04:58:45 +0000 (04:58 +0000)]
[mips] Fix JmpLink to texternalsym and tglobaladdr on mcroMIPS R6
There is not match for the `MipsJmpLink texternalsym` and `MipsJmpLink
tglobaladdr` patterns for microMIPS R6. As a result LLVM incorrectly
selects the `JALRC16` compact 2-byte instruction which takes a target
instruction address from a register only and assign `R_MIPS_32` relocation
for this instruction. This relocation completely overwrites `JALRC16`
and nearby instructions.
This patch adds missed matching patterns, selects `BALC` instruction and
assign a correct `R_MICROMIPS_PC26_S1` relocation.
Differential Revision: https://reviews.llvm.org/D64552
llvm-svn: 365870
Fangrui Song [Fri, 12 Jul 2019 04:51:31 +0000 (04:51 +0000)]
[YAMLIO] Remove trailing spaces when outputting maps
llvm::yaml::Output::paddedKey unconditionally outputs spaces, which
are superfluous if the value to be dumped is a sequence or map.
Change `bool NeedsNewLine` to `StringRef Padding` so that it can be
overridden to `\n` if the value is a sequence or map.
An empty map/sequence is special. It is printed as `{}` or `[]` without
a newline, while a non-empty map/sequence follows a newline. To handle
this distinction, add another variable `PaddingBeforeContainer` and does
the special handling in endMapping/endSequence.
Reviewed By: grimar, jhenderson
Differential Revision: https://reviews.llvm.org/D64566
llvm-svn: 365869
Nathan Lanza [Fri, 12 Jul 2019 04:43:46 +0000 (04:43 +0000)]
[windows] re-call signal in sigint_handler for Windows
Summary:
Windows requires re-setting the signal handler each time it is used
and thus ctrl-c was not behaving properly on Windows
Reviewers: jfb
Differential Revision: https://reviews.llvm.org/D64046
llvm-svn: 365868
Nathan Ridge [Fri, 12 Jul 2019 03:26:32 +0000 (03:26 +0000)]
[clangd] Implement typeHierarchy/resolve for subtypes
Summary:
This allows the client to resolve subtypes one level at a time.
For supertypes, this is not necessary, because we eagerly compute
supertypes and return all levels.
Reviewers: sammccall
Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, kadircet, cfe-commits
Tags: #clang
Differential Revision: https://reviews.llvm.org/D64308
llvm-svn: 365867
Fangrui Song [Fri, 12 Jul 2019 02:32:15 +0000 (02:32 +0000)]
[X86][PowerPC] Support -mlong-double-128
This patch makes the driver option -mlong-double-128 available for X86
and PowerPC. The CC1 option -mlong-double-128 is available on all targets
for users to test on unsupported targets.
On PowerPC, -mlong-double-128 uses the IBM extended double format
because we don't support -mabi=ieeelongdouble yet (D64283).
Reviewed By: rnk
Differential Revision: https://reviews.llvm.org/D64277
llvm-svn: 365866
Tom Stellard [Fri, 12 Jul 2019 02:31:50 +0000 (02:31 +0000)]
docs/GithubMove.rst: Add link to GitHub migration status page
llvm-svn: 365865
Vitaly Buka [Fri, 12 Jul 2019 02:23:07 +0000 (02:23 +0000)]
Return Undef from isBytewiseValue for empty arrays or structs
Reviewers: pcc, eugenis
Subscribers: hiraditya, llvm-commits
Tags: #llvm
Differential Revision: https://reviews.llvm.org/D64052
llvm-svn: 365864
Artem Dergachev [Fri, 12 Jul 2019 02:16:56 +0000 (02:16 +0000)]
NFC: Unforget a colon in a few CHECK: directives.
Differential Revision: https://reviews.llvm.org/D64526
llvm-svn: 365863
Fangrui Song [Fri, 12 Jul 2019 02:14:08 +0000 (02:14 +0000)]
[PowerPC] Default to -fomit-frame-pointer when optimization is enabled
NetBSD, Linux, CloudABI and Hurd already omit frame pointer for PowerPC.
Make it do so for other platforms.
llvm-svn: 365862