Sanjoy Das 9868da3b2d [ImplicitNullCheck] Add alias analysis usage ...

Summary:
With this change ImplicitNullCheck optimization uses alias analysis
and can use load/store memory access for implicit null check if there
are other load/store before but memory accesses do not alias.

Patch by Serguei Katkov!

Reviewers: sanjoy

Reviewed By: sanjoy

Subscribers: llvm-commits

Differential Revision: https://reviews.llvm.org/D30331

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@296440 91177308-0d34-0410-b5e6-96231b3b80d8

2017-02-28 07:04:49 +00:00

..

AArch64

[DAGCombine] Fix for a load combine bug with non-zero offset patterns on BE targets

2017-02-27 13:04:23 +00:00

AMDGPU

AMDGPU: Use v_med3_{f16|i16|u16}

2017-02-27 22:40:39 +00:00

ARM

[CGP] Split some critical edges coming out of indirect branches

2017-02-28 00:11:34 +00:00

AVR

[AVR] Disable integrated assembler for a few tests

2017-02-22 22:41:13 +00:00

BPF

Revert "In visitSTORE, always use FindBetterChain, rather than only when UseAA is enabled."

2017-02-26 01:27:32 +00:00

Generic

Remove an empty line in icmp-illegal.ll . NFC

2017-02-27 16:09:44 +00:00

Hexagon

[Hexagon] Undo shift folding where it could simplify addressing mode

2017-02-24 23:34:24 +00:00

Inputs

[PR27284] Reverse the ownership between DICompileUnit and DISubprogram.

2016-04-15 15:57:41 +00:00

Lanai

[lanai] Simplify small section check in LowerGlobalAddress and treat ldata sections specially.

2016-12-15 16:56:16 +00:00

Mips

Revert "In visitSTORE, always use FindBetterChain, rather than only when UseAA is enabled."

2017-02-26 01:27:32 +00:00

MIR

MIRTests: Remove unnecessary 2>&1 redirection

2017-02-22 18:47:41 +00:00

MSP430

[CGP] Split some critical edges coming out of indirect branches

2017-02-28 00:11:34 +00:00

NVPTX

[DAGCombiner] add missing folds for scalar select of {-1,0,1}

2017-02-24 17:17:33 +00:00

PowerPC

[CGP] Split some critical edges coming out of indirect branches

2017-02-28 00:11:34 +00:00

SPARC

Codegen: Make chains from trellis-shaped CFGs

2017-02-15 19:49:14 +00:00

SystemZ

Revert "In visitSTORE, always use FindBetterChain, rather than only when UseAA is enabled."

2017-02-26 01:27:32 +00:00

Thumb

Revert "In visitSTORE, always use FindBetterChain, rather than only when UseAA is enabled."

2017-02-26 01:27:32 +00:00

Thumb2

[ARM] Replace HasT2ExtractPack with HasDSP

2017-02-17 15:42:44 +00:00

WebAssembly

[WebAssembly] Add support for using a wasm global for the stack pointer.

2017-02-24 23:46:05 +00:00

WinEH

Avoid infinite loops in branch folding

2016-12-12 23:05:38 +00:00

X86

[ImplicitNullCheck] Add alias analysis usage

2017-02-28 07:04:49 +00:00

XCore

Revert "In visitSTORE, always use FindBetterChain, rather than only when UseAA is enabled."

2017-02-26 01:27:32 +00:00