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llvm-mirror/lib/Target/AArch64
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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
..
AsmParser [AArch64] Add ARMv8.2-A FP16 vector instructions 2015-12-08 12:16:10 +00:00
Disassembler [AArch64] Add ARMv8.2-A UAO PSTATE bit 2015-11-26 15:32:30 +00:00
InstPrinter Remove extra forward declarations and scrub includes for all in tree InstPrinters. NFC 2015-12-25 22:10:01 +00:00
MCTargetDesc [AArch64] Add ARMv8.2-A FP16 scalar instructions 2015-11-27 13:04:48 +00:00
TargetInfo
Utils [AArch64] Add ARMv8.2-A Statistical Profiling Extension 2015-12-01 10:48:51 +00:00
AArch64.h
AArch64.td [AArch64]: Add support for Cortex-A35 2015-12-02 11:53:44 +00:00
AArch64A53Fix835769.cpp AArch64: Remove implicit ilist iterator conversions, NFC 2015-10-13 20:02:15 +00:00
AArch64A57FPLoadBalancing.cpp
AArch64AddressTypePromotion.cpp
AArch64AdvSIMDScalarPass.cpp AArch64: Remove implicit ilist iterator conversions, NFC 2015-10-13 20:02:15 +00:00
AArch64AsmPrinter.cpp
AArch64BranchRelaxation.cpp AArch64: Remove implicit ilist iterator conversions, NFC 2015-10-13 20:02:15 +00:00
AArch64CallingConvention.h Replace uint16_t with the MCPhysReg typedef in many places. A lot of physical register arrays already use this typedef. 2015-12-05 07:13:35 +00:00
AArch64CallingConvention.td CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64CleanupLocalDynamicTLSPass.cpp AArch64: Make getNextNode() cleanup in r249764 more clear 2015-10-09 16:54:54 +00:00
AArch64CollectLOH.cpp
AArch64ConditionalCompares.cpp Normalize MBB's successors' probabilities in several locations. 2015-12-13 09:26:17 +00:00
AArch64ConditionOptimizer.cpp
AArch64DeadRegisterDefinitionsPass.cpp
AArch64ExpandPseudoInsts.cpp
AArch64FastISel.cpp CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64FrameLowering.cpp AArch64: Simplify emitEpilogue() and related code; NFC 2015-12-17 03:18:47 +00:00
AArch64FrameLowering.h [AArch64] Enable shrink-wrapping by default. 2015-11-18 23:12:20 +00:00
AArch64InstrAtomics.td
AArch64InstrFormats.td [AArch64] Fix FP16 vector instructions that should only accept low registers 2015-12-09 14:32:11 +00:00
AArch64InstrInfo.cpp replace MachineCombinerPattern namespace and enum with enum class; NFCI 2015-11-05 19:34:57 +00:00
AArch64InstrInfo.h replace MachineCombinerPattern namespace and enum with enum class; NFCI 2015-11-05 19:34:57 +00:00
AArch64InstrInfo.td [AArch64] Add additional extract-extend patterns for smov 2015-12-21 18:31:25 +00:00
AArch64ISelDAGToDAG.cpp [AArch64] Fix a corner case in BitFeild select 2015-12-01 19:17:49 +00:00
AArch64ISelLowering.cpp [AArch64] Optimize some simple TBZ/TBNZ cases. 2016-01-04 18:55:47 +00:00
AArch64ISelLowering.h CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64LoadStoreOptimizer.cpp [AArch64] Promote loads from stored 2015-12-22 16:36:16 +00:00
AArch64MachineFunctionInfo.h CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64MCInstLower.cpp
AArch64MCInstLower.h
AArch64PBQPRegAlloc.cpp
AArch64PBQPRegAlloc.h
AArch64PerfectShuffle.h
AArch64PromoteConstant.cpp AArch64: Remove implicit ilist iterator conversions, NFC 2015-10-13 20:02:15 +00:00
AArch64RegisterInfo.cpp CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64RegisterInfo.h CXX_FAST_TLS calling convention: performance improvement for AArch64. 2015-12-16 21:04:19 +00:00
AArch64RegisterInfo.td [AArch64] Add ARMv8.2-A FP16 vector instructions 2015-12-08 12:16:10 +00:00
AArch64SchedA53.td
AArch64SchedA57.td
AArch64SchedA57WriteRes.td
AArch64SchedCyclone.td
AArch64Schedule.td
AArch64SelectionDAGInfo.cpp
AArch64SelectionDAGInfo.h
AArch64StorePairSuppress.cpp
AArch64Subtarget.cpp [AArch64] Add subtarget features for ARMv8.2-A 2015-11-26 15:23:32 +00:00
AArch64Subtarget.h [AArch64] Enable PostRAScheduler for AArch64 generic build. 2015-12-21 14:43:45 +00:00
AArch64TargetMachine.cpp
AArch64TargetMachine.h
AArch64TargetObjectFile.cpp
AArch64TargetObjectFile.h
AArch64TargetTransformInfo.cpp [AArch64][ARM] Don't base interleaved op legality on type alloc size. 2015-12-09 01:19:50 +00:00
AArch64TargetTransformInfo.h
CMakeLists.txt
LLVMBuild.txt
Makefile