Update Graal

Changes:

7980245f92d Sun Sep 15 19:08:03 2019 +0000 Doug Simon [GR-18152] Check copyright header dates in the compiler suite.
fc5370213e2 Sat Sep 14 03:40:32 2019 +0000 Tom Rodriguez [GR-17387] CTW reporting improvements.
4f6e455ee42 Sat Sep 14 02:25:47 2019 +0000 Doug Simon [GR-17793] Exclude JaCoCo processing of EscapeAnalysisTest snippets.
7464c654fda Fri Sep 13 14:38:08 2019 +0000 Stefan Anzinger [GR-18145] Be less agressive in optimizing if nodes after merges.
08689a4940c Thu Sep 12 12:04:54 2019 +0000 Yudi Zheng [GR-15390] Cleanup NewObjectSnippets, update Javadoc and variable names.
bb82da3ee2f Tue Sep 10 14:01:31 2019 +0000 Yudi Zheng [GR-17804] Tune down SmallCompiledLowLevelGraphSize to reduce compilation time.
c0302d346e0 Mon Sep 9 19:16:55 2019 +0000 Doug Simon [GR-17940] Fix some issues towards making all GraalVM images work.
e1fa3d48c3c Mon Sep 9 15:30:11 2019 +0000 Gilles Duboscq [GR-12203] Recognize more counted loops.
5d4868716a5 Mon Sep 9 11:59:39 2019 +0000 Gilles Duboscq [GR-17932] Support unsigned counted loops.
a38d0624b1b Fri Sep 6 15:05:53 2019 +0000 Stefan Anzinger [GR-18078] Use memory access stamp of Read/WriteNode to do address lowering.
7b3fd51fb81 Fri Sep 6 02:04:31 2019 +0000 Dean Long [GR-18094] Backport JDK-8224974 and JDK-8229848.
16b1ce6e22b Fri Sep 6 00:07:46 2019 +0000 Yudi Zheng [GR-16825] Add infrastructure support for LIR verification.
95753e95798 Thu Sep 5 23:03:37 2019 +0000 Yudi Zheng [GR-16320] Avoid unreliable type profile in unit tests.
23c0433fa77 Thu Sep 5 09:50:32 2019 +0000 Gergö Barany [GR-17657] Do not retain local variables in inlined method substitutions.
94c6fd7aa1b Wed Sep 4 23:32:15 2019 +0000 Thomas Würthinger [GR-17914] Apply optimization that optimizes if after merge in more general cases.
1c963ac8cb0 Wed Sep 4 10:30:34 2019 +0000 Yudi Zheng [GR-17804] Bump SmallCompiledLowLevelGraphSize.
9abe87829e3 Wed Sep 4 09:12:33 2019 +0000 Alfonso² Peterssen [GR-18003] System.arraycopy bounds check overflow for virtualized arrays.
7d237a1d3ed Tue Sep 3 19:11:45 2019 +0000 Paul Wögerer [GR-18007] Ensure Graal logging uses System.err when NativeImageServer is used.
cdeb4a023a8 Tue Sep 3 06:51:39 2019 +0000 Stefan Anzinger [GR-16097] AArch64 native-image: Fix stackwalking and deoptimization.
c1fa445f4e1 Tue Sep 3 05:43:23 2019 +0000 Christian Wimmer [GR-17949] Do not overwrite existing stateDuring.
14603cf111b Fri Aug 30 17:50:00 2019 +0000 Christian Wimmer [GR-17918] Several compatibility fixes.
fa35c6335ee Thu Aug 29 21:06:48 2019 +0000 Loic Ottet [GR-17854] Emit LLVM lowerings in a target-independent fashion.
895aa02a96c Thu Aug 29 08:51:31 2019 +0000 Boris Spasojevic [GR-3307] Introduce infrastructure for language agnostic inlining.
c395f090258 Thu Aug 29 04:48:21 2019 +0000 Tom Rodriguez [GR-17888] JDK14 build fixes.
d8d41988d04 Wed Aug 28 20:50:16 2019 +0000 Tom Rodriguez [GR-16911] Adapt to JVMCI backport to JDK 11.
a6090dffd97 Wed Aug 28 00:23:17 2019 +0000 Tom Rodriguez [GR-17865] Use precise FrameStates for BytecodeExceptionNode lowering.
69aa1d08893 Tue Aug 27 21:13:32 2019 +0000 Thomas Würthinger [GR-17812] Enable more canonicalizations of narrow node. Move div optimization phase to mid tier.
41c8528d485 Tue Aug 27 18:14:46 2019 +0000 Dean Long [GR-17833] Add missing AES stubs for AOT.
a43ba00e3c1 Tue Aug 27 17:02:23 2019 +0000 Doug Simon [GR-8329] Changes to support GraalVM on JDK 11/13.
f1383fa8e68 Mon Aug 26 11:39:27 2019 +0000 Thomas Würthinger [GR-17778] Improve loop safepoint elimination and add multiguard canonicalizations.
d329f88b812 Thu Aug 22 18:36:42 2019 +0000 Aleksandar Prokopec [GR-17618] Extend Truffle loops with a variant that allows returning custom values.
8b89dda1862 Thu Aug 22 13:44:01 2019 +0000 Vojin Jovanovic [GR-14846] Relax GraphOrder assertions for graph scheduling.
09908b4f7a5 Thu Aug 22 01:51:16 2019 +0000 Vladimir Kozlov [GR-17702] Add ability to build libgraal for latest JDK.
491e17b7f5e Thu Aug 22 00:44:21 2019 +0000 Doug Simon [GR-17701] Fixed StackOverflow in graph printing.
148bf525fd0 Wed Aug 21 18:06:14 2019 +0000 Petr Chalupa [GR-17680] Retried failed compilation should TrackNodeSourcePosition.
7710e1e8896 Wed Aug 21 12:52:01 2019 +0000 Yudi Zheng [GR-17671] Improve igv dumping in unit tests.
fd74939bc6c Tue Aug 20 13:56:14 2019 +0000 Christian Haeubl [GR-15870] Introduce a dedicated VM thread.
34d8f143aa4 Tue Aug 20 12:37:24 2019 +0000 Aleksandar Prokopec [GR-17316] Clear loop effects of nested loops when clearing block effects of the blocks within the loop.
d8c9707e667 Tue Aug 20 10:19:11 2019 +0000 Doug Simon [GR-17676] Adapt to rename of markOopDesc to markWord.
b65ac8f2c50 Sat Aug 17 12:08:02 2019 +0000 Gergö Barany [GR-17577] Speed up System.arraycopy on object arrays.
83f4ca20092 Sat Aug 17 04:42:01 2019 +0000 Christian Wimmer [GR-17567] Do not use enter instruction.
f84138befa6 Tue Aug 13 16:01:51 2019 +0000 Tom Rodriguez [GR-17518] Handle the extra registers in AVX512F.
026aca1938b Tue Aug 13 10:16:38 2019 +0000 Alfonso² Peterssen [GR-17487] String::compareTo returns wrong results with Graal as JIT.
67c7f04698f Tue Aug 13 09:07:54 2019 +0000 Yudi Zheng [GR-17538] Move float instruction on avx512 registers should be evex-encoded.
7598eb1426f Fri Aug 9 18:02:38 2019 +0000 Igor Veresov [GR-17475] Remove REEXECUTABLE_ONLY_AFTER_EXCEPTION.
c4f767c3747 Fri Aug 9 08:57:35 2019 +0000 Josef Haider [GR-16785] TRegex: inner literal optimization.
ddbc7e0d176 Thu Aug 8 07:15:56 2019 +0000 Josef Haider [GR-16785] ArrayUtils extensions.
0d09a005679 Wed Aug 7 18:33:23 2019 +0000 Yudi Zheng [GR-17490] Use class-wide compilation cache for parameterized unit tests.
b38b36203da Wed Aug 7 09:14:06 2019 +0000 Yudi Zheng [GR-17317] @Fold or @NodeIntrinsic can only be used at snippets or method substitutions.
acb994d5fbd Wed Aug 7 07:57:45 2019 +0000 Yudi Zheng [GR-17467] Add memory bulk zeroing for AArch64.
b0829fd3b11 Tue Aug 6 16:14:37 2019 +0000 Thomas Garcia [GR-17474] EnumSwitchTest fails when compiling with ecj.
17b272f9e2b Tue Aug 6 00:21:32 2019 +0000 Doug Simon [GR-17466] Support deeply nested jsr/ret subroutines.
d8813750616 Mon Aug 5 23:07:20 2019 +0000 Josef Haider [GR-17356] Speed up parameterized indexof-intrinsic tests.
68c6b6635a8 Mon Aug 5 22:01:25 2019 +0000 Tom Rodriguez [GR-17460] Fix stub linkage.
c6672931f72 Tue Jul 30 21:42:02 2019 +0000 Doug Simon [GR-17387] Improve CTW.
36abc23e048 Tue Jul 30 17:27:54 2019 +0000 Stefan Anzinger [GR-16096] Enable gate for aarch64 compiler.
0c80cc20ba2 Tue Jul 30 05:59:56 2019 +0000 Tom Rodriguez [GR-16395] Fix HotSpot ForeignCallStub register saving.
79d02821435 Mon Jul 29 21:19:58 2019 +0000 Tom Rodriguez [GR-17318] Add dynamic initialization guard for klass references that require initialization.
af6d36f4f68 Mon Jul 29 19:17:10 2019 +0000 Stefan Anzinger [GR-16246] Remove AArch64CbzTest#testObjectEqualsNull.
b4b319b6164 Thu Jul 25 17:16:24 2019 +0000 Aleksandar Prokopec [GR-17262] Introduce LoadHubOrNullNode and use it to lower InstanceOfNodes.
539964ba3ae Wed Jul 24 21:50:40 2019 +0000 Yudi Zheng [GR-17303] Inline linkToSpecial if the target can be intrinsified.