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Defer diag#13
premanandrao wants to merge 2790 commits into
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intel:defer_diag

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Prototype for CORC-4473: deferred diagnostics

c-rhodes and others added 30 commits May 24, 2019 15:43
Summary:
Patch adds support for the following instructions:

    ADDP, SMAXP, UMAXP, SMINP, UMINP

The specification can be found here:
https://developer.arm.com/docs/ddi0602/latest

Reviewed By: SjoerdMeijer

Differential Revision: https://reviews.llvm.org/D62128

llvm-svn: 361229
Summary:
Patch adds support for the following instructions:

    * URECPE, URSQRTE, SQABS, SQNEG

The specification can be found here:
https://developer.arm.com/docs/ddi0602/latest

Reviewed By: SjoerdMeijer

Differential Revision: https://reviews.llvm.org/D62129

llvm-svn: 361230
…NFC.

Major refactor to better match the structure of the ELF linker.

- Split out relocation processing into scanRelocations
- Split out synthetic sections into their own classes.

Differential Revision: https://reviews.llvm.org/D61811

llvm-svn: 361233
Patch by Milian Wolff.

Differential Revision: https://reviews.llvm.org/D60672

llvm-svn: 361234
Some checks in isShuffleMaskLegal expect an even number of elements,
e.g. isTRN_v_undef_Mask or isUZP_v_undef_Mask, otherwise they access
invalid elements and crash. This patch adds checks to the impacted
functions.

Fixes PR41951

Reviewers: t.p.northover, dmgreen, samparker

Reviewed By: dmgreen

Differential Revision: https://reviews.llvm.org/D60690

llvm-svn: 361235
On PowerPC64 ELFv2 ABI, functions may have 2 entry points: global and local.
The local entry point location of a function is stored in the st_other field of the symbol, as an offset relative to the global entry point.

In order to make symbol assignments (e.g. .equ/.set) work properly with this, PPCTargetELFStreamer already copies the local entry bits from the source symbol to the destination one, on emitAssignment(). The problem is that this copy is performed only at the assignment location, where the source symbol may not yet have processed the .localentry directive, that sets the local entry. This may cause the destination symbol to end up with wrong local entry information. Other symbol info is not affected by this because, in this case, the destination symbol value is actually a symbol reference.

This change keeps track of these assignments, and update all needed st_other fields when finish() is called.

Patch by Leandro Lupori!

Reviewed By: MaskRay

Differential Revision: https://reviews.llvm.org/D56586

llvm-svn: 361237
Summary: In preparation for D60318 .

Reviewers: gchatelet, efriedma

Subscribers: hiraditya, llvm-commits

Tags: #llvm

Differential Revision: https://reviews.llvm.org/D62068

llvm-svn: 361239
Test codegen from shuffles for { dst[0] = dst[1] = dst[2] = *src++; dst += 3 } 'splatting' memcpy patterns generated by loop-vectorizer.

llvm-svn: 361243
--reproduce is a convenient option for debugging. If you invoke lld
with `--reproduce=repro.tar`, it creates `repro.tar` with all input
files and the command line options given to the linker, so that it is
very easy to run lld with the exact same inputs.

ELF and Windows lld have this option.

This patch add that option to lld/wasm.

Differential Revision: https://reviews.llvm.org/D62170

llvm-svn: 361244
This option provides only the base filename, not a full relative path.

Part of the fix for PR41839.

Differential Revision: https://reviews.llvm.org/D62071

llvm-svn: 361245
This reverts commit rr360902. It caused an assertion failure in
lib/IR/DebugInfoMetadata.cpp: Assertion `(OffsetInBits + SizeInBits <=
FragmentSizeInBits) && "new fragment outside of original fragment"'
failed.

PR41931.

llvm-svn: 361246
This provides the correct file path for the original source, rather
than the preprocessed source.

Part of the fix for PR41839.

Differential Revision: https://reviews.llvm.org/D62074

llvm-svn: 361248
I forgot to submit a last-minute change to the last patch.

llvm-svn: 361249
llvm-svn: 361250
…ontains escapes.

Reviewers: ilya-biryukov

Subscribers: mgorny, MaskRay, jkorous, arphaman, kadircet, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D62151

llvm-svn: 361252
In most cases, the topological ordering does not get changed in
ScheduleDAGInstrs. We can compute the ordering on demand, similar to
D60125.

This drastically cuts down the number of times we need to compute the
topological ordering, e.g. for SPEC2006, SPEC2k and MultiSource, we get
the following stats for -O3 -flto on X86 (showing the top reductions,
with small absolute values filtered). The smallest reduction is -50%.

Slightly positive impact on compile-time (-0.1 % geomean speedup for
test-suite + SPEC & co, with -O1 on X86)

Tests: 243
Metric: pre-RA-sched.NumTopoInits

Program                                        base       patch  diff
 test-suite...ngs-C/fixoutput/fixoutput.test   115.00      3.00   -97.4%
 test-suite...ks/Prolangs-C/cdecl/cdecl.test   957.00     26.00   -97.3%
 test-suite...math/automotive-basicmath.test   107.00      3.00   -97.2%
 test-suite...rolangs-C++/deriv2/deriv2.test   144.00      6.00   -95.8%
 test-suite...lowfish/security-blowfish.test   410.00     18.00   -95.6%
 test-suite...frame_layout/frame_layout.test   441.00     23.00   -94.8%
 test-suite...rolangs-C++/employ/employ.test   159.00     11.00   -93.1%
 test-suite...s/Ptrdist/anagram/anagram.test   157.00     11.00   -93.0%
 test-suite...s-C/unix-smail/unix-smail.test   829.00     59.00   -92.9%
 test-suite...chmarks/Olden/power/power.test   154.00     11.00   -92.9%
 test-suite...T95/147.vortex/147.vortex.test   19876.00  1434.00  -92.8%
 test-suite...000/255.vortex/255.vortex.test   19881.00  1435.00  -92.8%
 test-suite...ce/Applications/Burg/burg.test   2203.00   168.00   -92.4%
 test-suite...urce/Applications/hbd/hbd.test   1067.00    85.00   -92.0%
 test-suite...ternal/HMMER/hmmcalibrate.test   3145.00   251.00   -92.0%
 test-suite.../Applications/spiff/spiff.test   1037.00    84.00   -91.9%
 test-suite...SPEC/CINT95/130.li/130.li.test   5913.00   487.00   -91.8%
 test-suite.../CINT95/134.perl/134.perl.test   12532.00  1041.00  -91.7%
 test-suite...ce/Benchmarks/Olden/bh/bh.test   220.00     19.00   -91.4%
 test-suite :: External/Nurbs/nurbs.test       2304.00   206.00   -91.1%
 test-suite...arks/VersaBench/dbms/dbms.test   773.00     75.00   -90.3%
 test-suite...ce/Applications/siod/siod.test   9043.00   878.00   -90.3%
 test-suite...pplications/treecc/treecc.test   4510.00   438.00   -90.3%
 test-suite...T2006/456.hmmer/456.hmmer.test   7093.00   697.00   -90.2%
 test-suite...s-C/Pathfinder/PathFinder.test   882.00     87.00   -90.1%
 test-suite.../CINT2000/176.gcc/176.gcc.test   64978.00  6721.00  -89.7%
 test-suite...cations/hexxagon/hexxagon.test   657.00     69.00   -89.5%
 test-suite...fice-ispell/office-ispell.test   2712.00   285.00   -89.5%
 test-suite.../CINT2006/403.gcc/403.gcc.test   139613.00 14992.00 -89.3%
 test-suite...lications/ClamAV/clamscan.test   25880.00  2785.00  -89.2%

Reviewers: MatzeB, atrick, efriedma, niravd

Reviewed By: efriedma

Differential Revision: https://reviews.llvm.org/D60839

llvm-svn: 361253
…doesn't last

Meaning if we were to produce 'neg' in dagcombine, we will get an
endless cycle; some inverse transform would need to be guarded somehow.

Also, the 'and (sub 0, x), 31' variant is sticky,
doesn't get optimized in any way.

https://bugs.llvm.org/show_bug.cgi?id=41952

llvm-svn: 361254
Differential Revision: https://reviews.llvm.org/D59015

Patch by Anton Kolesov <Anton.Kolesov@synopsys.com>

llvm-svn: 361255
llvm-svn: 361256
And handle for self-move. This is required so that llvm::sort can work
with EXPENSIVE_CHECKS, as it will do a random shuffle of the input
which can result in self-moves.

llvm-svn: 361257
…d flag to force it.

Reviewers: kadircet

Subscribers: ilya-biryukov, MaskRay, jkorous, arphaman, cfe-commits

Tags: #clang

Differential Revision: https://reviews.llvm.org/D62135

llvm-svn: 361258
llvm-svn: 361259
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Sorry, please ignore, this was in error.

@bader bader deleted the defer_diag branch May 30, 2019 19:57
@repo-lockdown repo-lockdown Bot locked and limited conversation to collaborators Jun 27, 2019
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