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Sanjoy Das 16901a3e20 [MachineSink] Don't break ImplicitNulls 
Summary:
This teaches MachineSink to not sink instructions that might break the
implicit null check optimization that runs later.  This should not
affect frontends that do not use implicit null checks.

Reviewers: aadg, reames, hfinkel, atrick

Subscribers: majnemer, llvm-commits

Differential Revision: http://reviews.llvm.org/D14632

llvm-svn: 258254
 		2016-01-20 00:06:14 +00:00
..
Analysis Revert "[ValueTracking] Understand more select patterns in ComputeKnownBits" 2016-01-14 15:49:32 +00:00
Assembler Fix constant folding of constant vector GEPs with undef or null as pointer argument. 2016-01-19 16:34:31 +00:00
Bindings Deprecate a few C APIs. 2015-12-18 23:46:42 +00:00
Bitcode [WinEH] Verify unwind edges against EH pad tree 2016-01-10 04:28:38 +00:00
BugPoint [bugpoint] Add a named metadata (+their operands) reducer 2015-11-06 00:12:50 +00:00
CodeGen [MachineSink] Don't break ImplicitNulls 2016-01-20 00:06:14 +00:00
DebugInfo [DwarfDebug] Don't merge DebugLocEntries if their pieces overlap 2016-01-16 01:15:32 +00:00
Examples
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ExecutionEngine [JIT] Add small-code model test for ELF. 2016-01-18 21:14:12 +00:00
Feature [WinEH] Verify unwind edges against EH pad tree 2016-01-10 04:28:38 +00:00
FileCheck
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Instrumentation [sanitizer] [msan] Fix origin store of array types 2016-01-11 19:55:27 +00:00
Integer
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JitListener Fix several accidental DOS line endings in source files 2016-01-03 17:22:03 +00:00
LTO [LTO] Restore original linkage of externals prior to splitting 2016-01-18 23:24:54 +00:00
LibDriver
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Linker Reapply r257105 "[Verifier] Check that debug values have proper size" 2016-01-15 00:46:17 +00:00
MC [MC, COFF] Add .reloc support for WinCOFF 2016-01-19 23:05:27 +00:00
Object [llvm-readobj][ELF] Teach llvm-readobj to show dynamic relocation in REL format 2016-01-16 22:40:09 +00:00
Other Recommit r256952 "Filtering IR printing for print-after-all/print-before-all" 2016-01-06 22:55:03 +00:00
SymbolRewriter
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TableGen Add test cases that will show the bug that was fixed in r256725. 2016-01-13 07:53:11 +00:00
Transforms add tests to show missing memset/malloc optimizations (PR25892) 2016-01-19 23:07:10 +00:00
Unit
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Verifier [WinEH] Fix catchpad pred verification 2016-01-10 04:32:03 +00:00
YAMLParser
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tools Add to the split module utility an SCC based method which allows not to globalize any local variables. 2016-01-18 21:07:13 +00:00
.clang-format
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CMakeLists.txt Introduce sanstats tool and llvm::CreateSanitizerStatReport function. 2016-01-16 00:31:11 +00:00
Makefile check-llvm: Tweak the feature "timestamps" for autoconf. 2015-12-21 08:46:12 +00:00
Makefile.tests
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TestRunner.sh
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lit.cfg Introduce sanstats tool and llvm::CreateSanitizerStatReport function. 2016-01-16 00:31:11 +00:00
lit.site.cfg.in Make WinCOFFObjectWriter.cpp's timestamp writing not use ENABLE_TIMESTAMPS 2016-01-06 19:05:19 +00:00