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Sanjoy Das [Wed, 18 Oct 2017 22:00:57 +0000 (22:00 +0000)]
Revert "[ScalarEvolution] Handling for ICmp occuring in the evolution chain."
This reverts commit r316054. There was some confusion over the review process:
http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-
20171016/495884.html
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316129
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Eugene Zelenko [Wed, 18 Oct 2017 21:46:47 +0000 (21:46 +0000)]
[Transforms] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316128
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Sam Clegg [Wed, 18 Oct 2017 20:46:05 +0000 (20:46 +0000)]
Fix lit.site.cfg.py.in after rL316123
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316126
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Dylan McKay [Wed, 18 Oct 2017 20:04:57 +0000 (20:04 +0000)]
[AVR] Fix the select_mbb_placement_bug.ll test
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316124
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Sam Clegg [Wed, 18 Oct 2017 19:37:30 +0000 (19:37 +0000)]
Don't set static-libs test feature when using LLVM_LINK_LLVM_DYLIB
This was causing execname-options.ll to fail on the wasm
waterfall.
Differential Revision: https://reviews.llvm.org/D39022
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316123
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Vedant Kumar [Wed, 18 Oct 2017 18:52:29 +0000 (18:52 +0000)]
[llvm-cov] Suppress sub-line highlights in simple cases
llvm-cov tends to highlight too many regions because its policy is to
highlight all region entry segments. This can look confusing to users:
not all region entry segments are interesting and deserve highlighting.
Emitting these highlights only when the region count differs from the
line count is a more user-friendly policy.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316109
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Vedant Kumar [Wed, 18 Oct 2017 18:52:28 +0000 (18:52 +0000)]
[llvm-cov] Pass LineCoverageStats in SourceCoverageView. NFC.
Instead of copying around the wrapped segment and the list of line
segments, just pass a reference to a LineCoverageStats object. This
simplifies the interface. It also makes an upcoming change to suppress
distracting highlights possible.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316108
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Vedant Kumar [Wed, 18 Oct 2017 18:52:27 +0000 (18:52 +0000)]
[llvm-cov] Highlight gaps in consecutive uncovered regions
llvm-cov typically doesn't highlight gap segments, but it should if the
gap occurs after an uncovered region in order to preserve continuity.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316107
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Sumanth Gundapaneni [Wed, 18 Oct 2017 18:07:07 +0000 (18:07 +0000)]
[Hexagon] New HVX target features.
This patch lets the llvm tools handle the new HVX target features that
are added by frontend (clang). The target-features are of the form
"hvx-length64b" for 64 Byte HVX mode, "hvx-length128b" for 128 Byte mode HVX.
"hvx-double" is an alias to "hvx-length128b" and is soon will be deprecated.
The hvx version target feature is upgated form "+hvx" to "+hvxv{version_number}.
Eg: "+hvxv62"
For the correct HVX code generation, the user must use the following
target features.
For 64B mode: "+hvxv62" "+hvx-length64b"
For 128B mode: "+hvxv62" "+hvx-length128b"
Clang picks a default length if none is specified. If for some reason,
no hvx-length is specified to llvm, the compilation will bail out.
There is a corresponding clang patch.
Differential Revision: https://reviews.llvm.org/D38851
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316101
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Konstantin Zhuravlyov [Wed, 18 Oct 2017 17:59:20 +0000 (17:59 +0000)]
AMDGPU/Docs: Make target naming consistent
- R600 Arch: Use Radeon HD XXXX Series
- GCN Arch: Use GFXX
Differential Revision: https://reviews.llvm.org/D39019
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316100
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Sumanth Gundapaneni [Wed, 18 Oct 2017 17:45:22 +0000 (17:45 +0000)]
[Hexagon] Update Hexagon ArchEnum and sync some downstream changes(NFC)
Differential Revision: https://reviews.llvm.org/D38850
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316099
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Krzysztof Parzyszek [Wed, 18 Oct 2017 17:36:46 +0000 (17:36 +0000)]
[Hexagon] Mark vector loads as predicable, update instruction mappings
All loads of form V6_vL32b_{,cur,nt,tmp,nt_cur,nt_tmp}_{ai,pi,ppu} are
predicable on v62 (but not on v60). Mark them all as predicable in the
instruction definitions, and handle the v60 case in HII::isPredicable.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316098
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Konstantin Zhuravlyov [Wed, 18 Oct 2017 17:31:09 +0000 (17:31 +0000)]
AMDGPU: Rename MaxFlatWorkgroupSize to MaxFlatWorkGroupSize for consistency
Differential Revision: https://reviews.llvm.org/D38957
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316097
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Alex Bradbury [Wed, 18 Oct 2017 16:11:31 +0000 (16:11 +0000)]
[RISCV] Bugfix createRISCVELFObjectWriter
r315275 set the IsLittleEndian parameter incorrectly. This patch corrects
this, and adds a test to ensure such mistakes will be caught in the future.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316091
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Justin Bogner [Wed, 18 Oct 2017 15:38:56 +0000 (15:38 +0000)]
update_mir_test_checks: Handle empty liveins
An empty livein block doesn't make much sense (why not just omit it?)
but they're legal and some tests have them, so its best to handle it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316089
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Justin Bogner [Wed, 18 Oct 2017 15:37:09 +0000 (15:37 +0000)]
update_mir_test_checks: Do a better job of disambiguating names
Matching prefixes isn't good enough, because it leads to things like
calling the first constant C3 just because there were two copies
before it. Tighten up the check to match more precisely, but also be
careful about ambiguity when dealing with target opcodes that end in a
number.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316088
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Justin Bogner [Wed, 18 Oct 2017 15:34:33 +0000 (15:34 +0000)]
AArch64/GISel: Fix a couple of tests that were testing the wrong thing
Fix a couple of tests that were extending the wrong vreg, and
regenerate their checks with update_mir_test_checks. This looks like
it was a copy-paste or test update error.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316087
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Andre Vieira [Wed, 18 Oct 2017 14:47:37 +0000 (14:47 +0000)]
[ARM] Fix disassembly for conditional VMRS and VMSR instructions in ARM mode
Differential Revision: https://reviews.llvm.org/D38347
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316085
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Simon Dardis [Wed, 18 Oct 2017 14:35:29 +0000 (14:35 +0000)]
[mips] Fix analyzeBranch to handle debug data
In the case where there was a conditional branch followed by a unconditional
branch with debug instruction separating them, MipsInstrInfo::analyzeBranch
would not skip past debug instruction when searching for the second branch
which give erroneous results about the control flow of the block.
This could lead to the branch folder to merge the non-fall through case
into it's predecessor, leaving the conditional branch with a dangling
basic block operand.
This resolves PR34975.
Thanks to Alexander Richardson for reporting the issue!
Reviewers: atanasyan
Differential Revision: https://reviews.llvm.org/D39003
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316084
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Nikolai Bozhenov [Wed, 18 Oct 2017 14:24:50 +0000 (14:24 +0000)]
Fixup patch for revision rL316070.
Added check that type of CmpConst and source type of trunc are equal
for correct matching of the case when we can set widened C constant
equal to CmpConstant.
%cond = cmp iN %x, CmpConst
%tr = trunc iN %x to iK
%narrowsel = select i1 %cond, iK %t, iK C
Patch by: Gainullin, Artur <artur.gainullin@intel.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316082
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Simon Dardis [Wed, 18 Oct 2017 13:59:48 +0000 (13:59 +0000)]
[mips] Move test to correct directory. NFCI
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316081
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Michael Zuckerman [Wed, 18 Oct 2017 13:51:31 +0000 (13:51 +0000)]
Adding new test for
bug fix 316067 https://bugs.llvm.org/show_bug.cgi?id=34978
This test checks that the x86-interleaved ends without any
assertion.
Change-Id: I1e970482a4d0404516cbc85517fc091bb21c35a8
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316080
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NAKAMURA Takumi [Wed, 18 Oct 2017 13:31:28 +0000 (13:31 +0000)]
Untabify.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316079
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Dylan McKay [Wed, 18 Oct 2017 12:35:15 +0000 (12:35 +0000)]
[AVR] Update to current LLVM API
r315410 broke a number of things in the AVR backend, which are now
fixed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316076
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Michael Zuckerman [Wed, 18 Oct 2017 11:41:55 +0000 (11:41 +0000)]
[AVX512][AVX2]Cost calculation for interleave load/store patterns {v8i8,v16i8,v32i8,v64i8}
This patch adds accurate instructions cost.
The formula presents two cases(stride 3 and stride 4) and calculates the cost according to the VF and stride.
Reviewers:
1. delena
2. Farhana
3. zvi
4. dorit
5. Ayal
Differential Revision: https://reviews.llvm.org/D38762
Change-Id: If4cfbd4ac0e63694e8144cb78c7fa34850647ff7
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316072
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Hiroshi Inoue [Wed, 18 Oct 2017 10:31:19 +0000 (10:31 +0000)]
[PowerPC] Use helper functions to check sign-/zero-extended value
Helper functions to identify sign- and zero-extending machine instruction is introduced in rL315888.
This patch makes PPCInstrInfo::optimizeCompareInstr use the helper functions. It simplifies the code and also makes possible more optimizations since the helper can do more analysis than the original check code; I observed about 5000 more compare instructions are eliminated while building LLVM.
Also, this patch fixes a bug in helpers on ANDIo instruction handling due to the order of checks. This bug causes a failure in an existing test case for optimizeCompareInstr.
Differential Revision: https://reviews.llvm.org/D38988
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316071
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Nikolai Bozhenov [Wed, 18 Oct 2017 09:28:09 +0000 (09:28 +0000)]
Improve lookThroughCast function.
Summary:
When we have the following case:
%cond = cmp iN %x, CmpConst
%tr = trunc iN %x to iK
%narrowsel = select i1 %cond, iK %t, iK C
We could possibly match only min/max pattern after looking through cast.
So it is more profitable if widened C constant will be equal CmpConst.
That is why just set widened C constant equal to CmpConst, because there
is a further check in this function that trunc CmpConst == C.
Also description for lookTroughCast function was added.
Reviewers: spatel
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D38536
Patch by: Artur Gainullin <artur.gainullin@intel.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316070
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Michael Zuckerman [Wed, 18 Oct 2017 08:04:31 +0000 (08:04 +0000)]
Fixing bug issue https://bugs.llvm.org/show_bug.cgi?id=34978
Change-Id: I7f13d5bcb181be2860377df7b40e1579a8ad4add
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316067
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Serguei Katkov [Wed, 18 Oct 2017 06:26:39 +0000 (06:26 +0000)]
Fix the incorrect detection of ICONV_LIBRARY_PATH
This is introduced in rL308711.
Check for c library is incorrect here just because libc will be found always
and it does not mean that iconv is presented.
Thank to Andrew Krasny for narrowing down the root cause.
Reviewers: ecbeckmann
Reviewed By: ecbeckmann
Subscribers: mgorny, llvm-commits
Differential Revision: https://reviews.llvm.org/D38875
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316064
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Justin Bogner [Wed, 18 Oct 2017 05:52:56 +0000 (05:52 +0000)]
update_mir_test_checks: Support '-' in function names
Some AArch64 and AMDGPU tests have functions with hyphens in the names
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316063
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Justin Bogner [Wed, 18 Oct 2017 05:39:22 +0000 (05:39 +0000)]
update_mir_test_checks: Fix a typo I made while preparing for commit
I accidentally added an extra arg here, so this didn't work at all.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316062
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Vlad Tsyrklevich [Wed, 18 Oct 2017 04:27:53 +0000 (04:27 +0000)]
Statically link llvm-cfi-verify's libraries.
Summary:
llvm-cfi-verify (D38379) introduced a potential build failure when compiling with `-DLLVM_BUILD_LLVM_DYLIB=ON -DLLVM_LINK_LLVM_DYLIB=ON`. Specific versions of cmake seem to treat the `add_subdirectory()` rule differently. It seems as if old versions of cmake BFS these rules, adding them to the fringe for expansion later. Newer versions of cmake seem to immediately execute CMakeFiles that are present in this subdirectory.
If the subdirectory is expanded through the fringe, the globbing resultant from `llvm_add_implicit_projects()` from `cmake/modules/AddLLVM.cmake:1012` means that `tools/llvm-shlib/CMakeFile.txt` gets executed before `tools/llvm-cfi-verify/lib/CMakeFile.txt`. As the latter CMakeFile adds a new library, this expansion order means that the library files required the unit tests in `unittests/tools/llvm-cfi-verify/` are not present in the dynamic library. This causes unit tests to fail as the required functions can't be found.
This change now ensures that the libraries created by `llvm-cfi-verify` are statically linked into the unit tests. As `tools/llvm-cfi-verify/lib` no longer adds anything to `llvm-shlib`, there should be no concern about the order-of-compilation.
Reviewers: skatkov, pcc
Reviewed By: skatkov, pcc
Subscribers: llvm-commits, kcc, pcc, aheejin, vlad.tsyrklevich, mgorny
Differential Revision: https://reviews.llvm.org/D39020
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316059
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Justin Bogner [Wed, 18 Oct 2017 02:20:31 +0000 (02:20 +0000)]
Add a utility to update MIR checks, similar to update_llc_test_checks
This adds update_mir_test_checks, which updates the check lines in mir
tests. This can only update tests that start and end with .mir
currently (ie, -run-pass) but it should be sufficient for updating at
least some of the GlobalISel tests.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316057
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Jatin Bhateja [Wed, 18 Oct 2017 01:36:16 +0000 (01:36 +0000)]
[ScalarEvolution] Handling for ICmp occuring in the evolution chain.
Summary:
If a compare instruction is same or inverse of the compare in the
branch of the loop latch, then return a constant evolution node.
Currently scope of evaluation is limited to SCEV computation for
PHI nodes.
This shall facilitate computations of loop exit counts in cases
where compare appears in the evolution chain of induction variables.
Will fix PR 34538
Reviewers: sanjoy, hfinkel, junryoungju
Reviewed By: junryoungju
Subscribers: javed.absar, llvm-commits
Differential Revision: https://reviews.llvm.org/D38494
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316054
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Adrian Prantl [Wed, 18 Oct 2017 01:11:01 +0000 (01:11 +0000)]
Verifier: Ignore CUs pulled in by ODR-uniqued types.
When more than one Module is imported into the same context, such as during
an LTO build before linking the modules, ODR type uniquing may cause types
to point to a different CU. This check does not make sense in this case.
This fixes the error reported in PR34944.
https://bugs.llvm.org/show_bug.cgi?id=34944
rdar://problem/
34940685
This reapplies a cleaner implementation of r316049.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316052
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Adrian Prantl [Wed, 18 Oct 2017 00:54:31 +0000 (00:54 +0000)]
Revert "Verifier: Ignore CUs pulled in by ODR-uniqued types."
This reverts commit r316049.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316050
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Adrian Prantl [Wed, 18 Oct 2017 00:49:31 +0000 (00:49 +0000)]
Verifier: Ignore CUs pulled in by ODR-uniqued types.
When more than one Module is imported into the same context, such as during
an LTO build before linking the modules, ODR type uniquing may cause types
to point to a different CU. This check does not make sense in this case.
This fixes the error reported in PR34944.
https://bugs.llvm.org/show_bug.cgi?id=34944
rdar://problem/
34940685
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316049
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Daniel Sanders [Wed, 18 Oct 2017 00:12:43 +0000 (00:12 +0000)]
[aarch64][globalisel] Register banks and classes should have distinct names.
Otherwise they are ambiguous in MIR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316047
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Michael Zolotukhin [Tue, 17 Oct 2017 23:47:06 +0000 (23:47 +0000)]
[GlobalDCE] Use DenseMap instead of unordered_multimap for GVDependencies.
Summary:
std::unordered_multimap happens to be very slow when the number of elements
grows large. On one of our internal applications we observed a 17x compile time
improvement from changing it to DenseMap.
Reviewers: mehdi_amini, serge-sans-paille, davide
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D38916
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316045
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Peter Collingbourne [Tue, 17 Oct 2017 23:46:34 +0000 (23:46 +0000)]
lit: Improve %: normalization.
The new scheme should match the normalization of embedded paths in
linkrepro tar files.
Differential Revision: https://reviews.llvm.org/D39023
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316044
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Wei Ding [Tue, 17 Oct 2017 21:49:52 +0000 (21:49 +0000)]
AMDGPU : Fix an error for the llvm.cttz implementation.
Differential Revision: http://reviews.llvm.org/D39014
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316037
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Matthias Braun [Tue, 17 Oct 2017 21:46:15 +0000 (21:46 +0000)]
AArch64: Enable AES instruction fusion on Cyclone.
Note that cyclone itself doesn't fuse, but newer apple chips do and we
are using cyclone as the default when targeting apple OSes.
The current code also does not capture all fusion patterns of apple CPUs
yet; I am still looking for ways to refactor the code nicely to extend
it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316036
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Tim Northover [Tue, 17 Oct 2017 21:43:52 +0000 (21:43 +0000)]
AArch64: account for possible frame index operand in compares.
If the address of a local is used in a comparison, AArch64 can fold the
address-calculation into the comparison via "adds". Unfortunately, a couple of
places (both hit in this one test) are not ready to deal with that yet and just
assume the first source operand is a register.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316035
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Eugene Zelenko [Tue, 17 Oct 2017 21:27:42 +0000 (21:27 +0000)]
[Transforms] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316034
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Simon Pilgrim [Tue, 17 Oct 2017 21:14:53 +0000 (21:14 +0000)]
[X86][SSE] Tests packuswb/truncation codegen from PR34773
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316033
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Jessica Paquette [Tue, 17 Oct 2017 21:11:58 +0000 (21:11 +0000)]
[MachineOutliner][NFC] Clean up prune logic a bit
Move the prune logic in pruneOverlaps to a new function, prune. This lets us
reuse the prune functionality. Makes the code a bit more readable. It'll also
make it easier to emit remarks/debug statements for pruned functions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316031
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Vassil Vassilev [Tue, 17 Oct 2017 20:51:25 +0000 (20:51 +0000)]
Revert "[cmake] Use find_package to discover zlib"
We are investigating what went wrong.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316029
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Jessica Paquette [Tue, 17 Oct 2017 20:43:33 +0000 (20:43 +0000)]
Fix typo in checkTwoLevelHintsCommand
BigSize had a copy/paste typo in it. This fixes that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316027
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Vassil Vassilev [Tue, 17 Oct 2017 20:32:27 +0000 (20:32 +0000)]
[cmake] Use find_package to discover zlib
This allows us to use standard cmake utilities to point to non-system zlib
locations.
Patch by Oksana Shadura and me (D39002).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316025
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Konstantin Zhuravlyov [Tue, 17 Oct 2017 20:03:21 +0000 (20:03 +0000)]
AMDGPU: Start generating metadata for MaxFlatWorkGroupSize
Differential Revision: https://reviews.llvm.org/D38958
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316024
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Jessica Paquette [Tue, 17 Oct 2017 19:03:23 +0000 (19:03 +0000)]
[MachineOutliner][NFC] Move decrement logic to OutlinedFunction
This commit moves the decrement logic for outlined functions into the class,
and makes OccurrenceCount private. It can now be accessed via
getOccurrenceCount().
This makes it more difficult to accidentally introduce bugs by incorrectly
decrementing the occurrence count on OutlinedFunctions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316020
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Jessica Paquette [Tue, 17 Oct 2017 18:43:15 +0000 (18:43 +0000)]
[MachineOutliner][NFC] Move end index calculation into Candidate
Cleanup to Candidate that moves all end index calculations into
Candidate.endIdx(). For the sake of consistency, StartIdx and Len are now
private members, and can be accessed with length() and startIdx() respectively.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316019
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Vitaly Buka [Tue, 17 Oct 2017 18:33:15 +0000 (18:33 +0000)]
Fix signed overflow detected by ubsan
This overflow does not affect algorithm, so just suppress it.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316018
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Simon Pilgrim [Tue, 17 Oct 2017 18:14:48 +0000 (18:14 +0000)]
[DAGCombine] Add SCALAR_TO_VECTOR undef handling to simplifyShuffleMask.
This allows us to simplify later visitVECTOR_SHUFFLE optimizations such as combineShuffleOfScalars.
Noticed whilst working on D38696
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316017
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Matt Morehouse [Tue, 17 Oct 2017 17:43:34 +0000 (17:43 +0000)]
[llvm-special-case-list-fuzzer] Add fuzz target.
Summary: Create a fuzzer for sanitizer blacklists.
Patch by: hctim
Reviewers: morehouse
Reviewed By: morehouse
Subscribers: llvm-commits, mgorny, kcc
Differential Revision: https://review.llvm.org/D38981
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316014
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Sanjay Patel [Tue, 17 Oct 2017 16:54:56 +0000 (16:54 +0000)]
[ARM, AArch64] adjust tests trying to maintain their objective; NFC
A smarter compiler will see that these might be better without a jump table
if we're just using the constant values of the switch.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316012
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Sanjay Patel [Tue, 17 Oct 2017 15:56:42 +0000 (15:56 +0000)]
[SimplifyCFG] add test for part of PR34471 (switch squashing); NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316008
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Sanjay Patel [Tue, 17 Oct 2017 15:50:47 +0000 (15:50 +0000)]
[SimplifyCFG] update test to use auto-generated FileCheck asserts; NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316006
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Sam McCall [Tue, 17 Oct 2017 15:32:17 +0000 (15:32 +0000)]
Fix pthread_[gs]etname_np detection
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316005
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Gadi Haber [Tue, 17 Oct 2017 13:45:39 +0000 (13:45 +0000)]
[X86][Broadwell] Added the broadwell cpu to the scheduling regression tests.<NFC>
NFC.
Added the Broadwell cpu and the BROADWELL prefix to all the scheduling regression tests, as part of prepartion for a larger commit of adding all Broadwell scheduiling.
Reviewers: RKSimon, zvi, aaboud
Differential Revision: https://reviews.llvm.org/D38994
Change-Id: I54bc9065168844c107b1729fcdc1d311ce3ea0a9
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315998
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Nikolai Bozhenov [Tue, 17 Oct 2017 11:50:48 +0000 (11:50 +0000)]
Improve clamp recognition in ValueTracking.
Summary:
ValueTracking was recognizing not all variations of clamp. Swapping of
true value and false value of select was added to fix this problem. This
change breaks the canonical form of cmp inside the matchMinMax function,
that is why additional checks for compare predicates is needed. Added
corresponding test cases.
Reviewers: spatel
Subscribers: llvm-commits
Differential Revision: https://reviews.llvm.org/D38531
Patch by: Artur Gainullin <artur.gainullin@intel.com>
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315992
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Yichao Yu [Tue, 17 Oct 2017 11:47:36 +0000 (11:47 +0000)]
Fix implicit null check with negative offset
Summary:
It seems that negative offset was accidentally allowed in D17967.
AFAICT small negative offset should be valid (always raise segfault) on all archs that I'm aware of (especially x86, which is the only one with this optimization enabled) and such case can be useful when loading hiden metadata from an object.
However, like the positive side, it should only be done within a certain limit.
For now, use the same limit on the positive side for the negative side.
A separate option can be added if needs appear.
Reviewers: mcrosier, skatkov
Reviewed By: skatkov
Subscribers: sanjoy, llvm-commits
Differential Revision: https://reviews.llvm.org/D38925
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315991
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Yichao Yu [Tue, 17 Oct 2017 11:44:34 +0000 (11:44 +0000)]
Fix `FaultMaps` crash when the out streamer is reused
Summary:
Make sure the map is cleared before processing a new module. Similar to what is done on `StackMaps`.
This issue is similar to D38588, though this time for FaultMaps (on x86) rather than ARM/AArch64. Other than possible mixing of information between modules, the crash is caused by the pointers values in the map that was allocated by the bump pointer allocator that is unwinded when emitting the next file. This issue has been around since 3.8.
This issue is likely much harder to write a test for since AFAICT it requires emitting something much more compilcated (and possibly real code) instead of just some random bytes.
Reviewers: skatkov, sanjoy
Reviewed By: skatkov, sanjoy
Subscribers: sanjoy, aemerson, llvm-commits, kristof.beyls
Differential Revision: https://reviews.llvm.org/D38924
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315990
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Gadi Haber [Tue, 17 Oct 2017 10:00:08 +0000 (10:00 +0000)]
[X86][Skylake] fixed/updated regression test mmx-schedule.ll which failed after r315978.
Change-Id: I60cd7e03ea6c3d9a3dc661a882458e83feca66e3
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315985
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Andrew V. Tischenko [Tue, 17 Oct 2017 08:49:47 +0000 (08:49 +0000)]
More tests with x86 prefixes which work after rL315899 commit
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315983
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Gadi Haber [Tue, 17 Oct 2017 06:47:04 +0000 (06:47 +0000)]
[X86][SKL] Updated scheduling information for the SkylakeClient target
Updated the scheduling information for the SkylakeClient target with the following changes:
1. regrouped the instructions after adding load and store latencies.
2. regrouped the instructions after adding identified missing ports in several groups.
The changes were made after revisiting the latencies impact of all the load and store uOps.
Reviewers: zvi, RKSimon, craig.topper
Differential Revision: https://reviews.llvm.org/D38727
Change-Id: I778a308cc11e490e8fa5e27e2047412a1dca029f
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315978
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Max Kazantsev [Tue, 17 Oct 2017 06:43:31 +0000 (06:43 +0000)]
Remove a test after revert of rL315440
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315977
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Max Kazantsev [Tue, 17 Oct 2017 06:37:58 +0000 (06:37 +0000)]
[NFC] Add test from bug 34937
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315976
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Philip Reames [Tue, 17 Oct 2017 06:21:07 +0000 (06:21 +0000)]
Revert 315440 on behalf of mkazantsev
This patch reverts rL315440 because of the bug described at
https://bugs.llvm.org/show_bug.cgi?id=34937
The fix for the bug is on review as D38944, but not yet ready. Given this is a regression reverting until a fix is ready is called for.
Max would have done the revert himself, but is having trouble doing a build of fresh LLVM for some reason. I did the build and test to ensure the revert worked as expected on his behalf.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315974
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Daniel Sanders [Tue, 17 Oct 2017 05:24:44 +0000 (05:24 +0000)]
[globalisel][tablegen] Add a GIM_CheckIsSameOperand test where OtherInsnID and OtherOpIdx differ
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315972
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Craig Topper [Tue, 17 Oct 2017 04:17:56 +0000 (04:17 +0000)]
[X86] Add masked palignr tests to vector-shuffle-masked.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315971
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Craig Topper [Tue, 17 Oct 2017 04:17:55 +0000 (04:17 +0000)]
[X86] Add AVX512BW to the vector-shuffle-masked test to prepare for an upcoming commit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315970
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Craig Topper [Tue, 17 Oct 2017 04:17:54 +0000 (04:17 +0000)]
[X86] Fix typo in comment. NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315969
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Justin Bogner [Tue, 17 Oct 2017 02:39:40 +0000 (02:39 +0000)]
FuzzMutate: Fix arch parsing in FuzzerCLI
The right way to parse arch names is by creating a triple. This was
using getArchTypeForLLVMName before, which doesn't really do the right
thing here.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315965
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Shoaib Meenai [Tue, 17 Oct 2017 01:41:14 +0000 (01:41 +0000)]
[ExecutionEngine] Correct the size of a write in a COFF i386 relocation
We want to be writing a 32bit value, so we should be writing 4 bytes
instead of 2.
Patch by Alex Langford <apl@fb.com>.
Differential Revision: https://reviews.llvm.org/D38872
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315964
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Vedant Kumar [Tue, 17 Oct 2017 01:34:41 +0000 (01:34 +0000)]
[llvm-cov] Add one correction to r315960 (PR34962)
In r315960, I accidentally assumed that the first line segment is
guaranteed to be the non-gap region entry segment (given that one is
present). It can actually be any segment on the line, and the test I
checked in demonstrates that.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315963
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Sanjoy Das [Tue, 17 Oct 2017 01:03:56 +0000 (01:03 +0000)]
Revert "[SCEV] Maintain and use a loop->loop invalidation dependency"
This reverts commit r315713. It causes PR34968.
I think I know what the problem is, but I don't think I'll have time to fix it
this week.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315962
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Reid Kleckner [Tue, 17 Oct 2017 00:27:31 +0000 (00:27 +0000)]
Try to make crlf portable to other printf implementations
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315961
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Vedant Kumar [Mon, 16 Oct 2017 23:47:10 +0000 (23:47 +0000)]
[llvm-cov] Remove workaround in line execution count calculation (PR34962)
Gap areas make it possible to correctly determine when to use counts
from deferred regions. Before gap areas were introduced, llvm-cov needed
to use a heuristic to do this: it ignored counts from segments that
start, but do not end, on a line. This heuristic breaks down on a simple
example (see PR34962).
This patch removes the heuristic and picks counts from any region entry
segment which isn't a gap area.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315960
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Mark Searles [Mon, 16 Oct 2017 23:38:53 +0000 (23:38 +0000)]
Use the return value of UpdateNodeOperands(); in some cases, UpdateNodeOperands() modifies the node in-place and using the return value isn’t strictly necessary. However, it does not necessarily modify the node, but may return a resultant node if it already exists in the DAG. See comments in UpdateNodeOperands(). In that case, the return value must be used to avoid such scenarios as an infinite loop (node is assumed to have been updated, so added back to the worklist, and re-processed; however, node hasn’t changed so it is once again passed to UpdateNodeOperands(), assumed modified, added back to worklist; cycle infinitely repeats).
Differential Revision: https://reviews.llvm.org/D38466
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315957
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Simon Pilgrim [Mon, 16 Oct 2017 23:20:16 +0000 (23:20 +0000)]
[X86][AVX] Add v4x64 vector shuffle test for <0,2,1,3> mask
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315955
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Matthias Braun [Mon, 16 Oct 2017 23:03:21 +0000 (23:03 +0000)]
cmake: BSD: Mark /usr/local/include as system include directory
We add /usr/local/include to the include directory list for some BSD
systems. We should mark this as a system directory to avoid files from
/usr/local/include getting picked over files shipping with llvm.
This typically manifested as gtest headers installed with the system
getting picked over the ones shipping with llvm.
Patch by Petr Penzin <penzin.dev@gmail.com>
Differential Revision: https://reviews.llvm.org/D37415
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315952
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Quentin Colombet [Mon, 16 Oct 2017 22:28:40 +0000 (22:28 +0000)]
Re-apply [AArch64][RegisterBankInfo] Use the statically computed mappings for COPY
This reverts commit r315823, thus re-applying r315781.
Also make sure we don't use G_BITCAST mapping for non-generic registers.
Non-generic registers don't have a type but do have a reg bank.
Something the COPY mapping now how to deal with but the G_BITCAST
mapping don't.
-- Original Commit Message --
We use to resort on the generic implementation to get the mappings for
COPYs. The generic implementation resorts on table lookup and
dynamically allocated objects to get the valid mappings.
Given we already know how to map G_BITCAST and have the static mappings
for them, use that code path for COPY as well. This is much more
efficient.
Improve the compile time of RegBankSelect by up to 20%.
Note: When we eventually generate all the mappings via TableGen, we
wouldn't have to do that dance to shave compile time. The intent of this
change was to make sure that moving to static structure really pays off.
NFC.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315947
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Quentin Colombet [Mon, 16 Oct 2017 22:28:38 +0000 (22:28 +0000)]
[AArch64][RegisterBankInfo] Add mapping support for G_BITCAST of s128
Anything bigger than 64-bit just map to FPR.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315946
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Quentin Colombet [Mon, 16 Oct 2017 22:28:27 +0000 (22:28 +0000)]
[AArch64][LegalizerInfo] Mark s128 G_BITCAST legal
We used to mark all G_BITCAST of 128-bit legal but only for vector
types. Scalars of this size are just fine as well.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315945
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Matthew Simpson [Mon, 16 Oct 2017 22:22:11 +0000 (22:22 +0000)]
Add !callees metadata
This patch adds a new kind of metadata that indicates the possible callees of
indirect calls.
Differential Revision: https://reviews.llvm.org/D37354
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315944
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Reid Kleckner [Mon, 16 Oct 2017 22:20:03 +0000 (22:20 +0000)]
[MC] Lex CRLF as one token
This will prevent doubling of line endings when parsing assembly and
emitting assembly.
Otherwise we'd parse the directive, consume the end of statement, hit
the next end of statement, and emit a fresh newline.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315943
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Simon Pilgrim [Mon, 16 Oct 2017 21:55:09 +0000 (21:55 +0000)]
[X86][3DNow] Add scheduling latency/throughput tests for 3DNow! instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315942
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Craig Topper [Mon, 16 Oct 2017 21:54:13 +0000 (21:54 +0000)]
[JumpThreading] Move two PredValueInfoTy vectors to a scope closer to their usage. NFCI
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315941
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Eugene Zelenko [Mon, 16 Oct 2017 21:34:24 +0000 (21:34 +0000)]
[Transforms] Fix some Clang-tidy modernize and Include What You Use warnings; other minor fixes (NFC).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315940
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Simon Pilgrim [Mon, 16 Oct 2017 21:29:29 +0000 (21:29 +0000)]
[X86][MMX] Add scheduling latency/throughput tests for MMX instructions
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315939
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Krzysztof Parzyszek [Mon, 16 Oct 2017 21:19:40 +0000 (21:19 +0000)]
Replace make_range in MachineRegisterInfo with ArrayRef, NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315938
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Vitaly Buka [Mon, 16 Oct 2017 20:48:19 +0000 (20:48 +0000)]
[libFuzzer] Delete llvm/lib/Fuzzer
Summary: Code is already in compiler-rt
Reviewers: kcc
Subscribers: krytarowski, llvm-commits, hiraditya
Differential Revision: https://reviews.llvm.org/D38912
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315937
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Tony Tye [Mon, 16 Oct 2017 20:44:29 +0000 (20:44 +0000)]
Add base relative relocation record that can be used for the following case (OpenCL example):
static __global int Var = 0;
__global int* Ptr[] = {&Var};
...
In this case Var is a non premptable symbol and so its address can be used as the value of Ptr, with a base relative relocation that will add the delta between the ELF address and the actual load address. Such relocations do not require a symbol.
Differential Revision: https://reviews.llvm.org/D38909
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315935
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Kostya Serebryany [Mon, 16 Oct 2017 20:36:57 +0000 (20:36 +0000)]
fix llvm-isel-fuzzer: LLVMFuzzerTestOneInput should never return non-zero (according to the contract)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315933
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Reid Kleckner [Mon, 16 Oct 2017 20:31:16 +0000 (20:31 +0000)]
Revert MSVC 2017 build fix and fix it by moving the method that implicitly instantiates addPredicate out of line
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315932
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Reid Kleckner [Mon, 16 Oct 2017 20:23:16 +0000 (20:23 +0000)]
Fix the build of GlobalISelEmitter with MSVC 2017 by specializing earlier
MSVC doesn't seem to like implicitly instantiating addPredicate and then
explicitly specializing it later. It causes an internal compiler error.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315930
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Krzysztof Parzyszek [Mon, 16 Oct 2017 19:08:41 +0000 (19:08 +0000)]
Add iterator range MachineRegisterInfo::liveins(), adopt users, NFC
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315927
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Krzysztof Parzyszek [Mon, 16 Oct 2017 18:43:08 +0000 (18:43 +0000)]
[Hexagon] Rangify some loops, NFC
Recommit r315763 with a fix.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315925
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Anna Thomas [Mon, 16 Oct 2017 17:47:17 +0000 (17:47 +0000)]
[SCEV] Rename getMaxBECount and update comments. NFC
Post commit review comments at D38825.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@315920
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