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llvm-mirror/lib
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Geoff Berry 584b69e94e [AArch64] Optimize some simple TBZ/TBNZ cases. 
Summary:
Add some AArch64 dag combines to optimize some simple TBZ/TBNZ cases:

 (tbz (and x, m), b) -> (tbz x, b)
 (tbz (shl x, c), b) -> (tbz x, b-c)
 (tbz (shr x, c), b) -> (tbz x, b+c)
 (tbz (xor x, -1), b) -> (tbnz x, b)

Reviewers: jmolloy, mcrosier, t.p.northover

Subscribers: aemerson, rengolin, llvm-commits

Differential Revision: http://reviews.llvm.org/D15702

llvm-svn: 256765
2016-01-04 18:55:47 +00:00
..
Analysis Fix comment in typo. NFC 2016-01-04 16:44:44 +00:00
AsmParser Implemented Support of IA interrupt and exception handlers: 2015-12-21 14:07:14 +00:00
Bitcode Ensure MDNode used as key in metadata linking map cannot be RAUWed 2015-12-30 19:32:24 +00:00
CodeGen [WinEH] Update CoreCLR EH state numbering 2016-01-04 16:16:01 +00:00
DebugInfo Fix several accidental DOS line endings in source files 2016-01-03 17:22:03 +00:00
ExecutionEngine Delete APIs that have been deprecated since 2010. 2015-12-19 21:42:07 +00:00
Fuzzer [libFuzzer] add AFL-style dictionary for C++, remove the old file with tokens 2015-12-22 01:50:51 +00:00
IR Use std::is_sorted and std::none_of instead of manual loops. NFC 2016-01-03 19:43:40 +00:00
IRReader [ThinLTO] Metadata linking for imported functions 2015-12-17 17:14:09 +00:00
LibDriver [Option] Use an ArrayRef to store the Option Infos in OptTable. NFC 2015-10-21 16:30:42 +00:00
LineEditor
Linker [ThinLTO] Rename variables used in metadata linking (NFC) 2015-12-30 21:13:55 +00:00
LTO Rename variables to reflect linker split (NFC) 2015-12-18 19:28:59 +00:00
MC Clang-format my previous change (r256313) 2016-01-04 18:49:15 +00:00
Object Handle archives with paths in the names. 2015-12-18 16:07:17 +00:00
Option Convert Arg, ArgList, and Option to dump() to dbgs() rather than errs(). 2015-12-18 18:55:26 +00:00
Passes [attrs] Extract the pure inference of function attributes into 2015-12-27 08:41:34 +00:00
ProfileData [PGO] Code refactoring to use header struct def /NFC 2016-01-03 18:57:40 +00:00
Support Refactor: Simplify boolean conditional return statements in llvm/lib/Support 2015-12-28 15:46:15 +00:00
TableGen [TableGen] Use some free space in Init to store the opcode for UnOpInit/BinOpInit/TernOpInit allowing those types to be a little smaller. NFC 2016-01-04 06:28:49 +00:00
Target [AArch64] Optimize some simple TBZ/TBNZ cases. 2016-01-04 18:55:47 +00:00
Transforms [LICM] Don't insert instructions after a catchswitch when performing loop promotion 2016-01-04 17:42:19 +00:00
CMakeLists.txt
LLVMBuild.txt
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