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f2b3638c3d
llvm-6502/lib/Target/AArch64
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Karthik Bhat f2b3638c3d Revert r225165 and r225169 
Even thouh gcc produces simialr instructions as Owen pointed out the two patterns aren’t equivalent in the case
where the original subtraction could have caused an overflow.
Reverting the same.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225341 91177308-0d34-0410-b5e6-96231b3b80d8
2015-01-07 06:34:34 +00:00
..
AsmParser Minor cleanup to all the switches after MatchInstructionImpl in all the AsmParsers. 2015-01-03 08:16:34 +00:00
Disassembler Pass an ArrayRef to MCDisassembler::getInstruction. 2014-11-12 02:04:27 +00:00
InstPrinter [AArch64] Allow access to all system registers with MRS/MSR instructions. 2014-10-01 10:13:59 +00:00
MCTargetDesc Revert r225048: It broke ObjC on AArch64. 2015-01-06 00:54:32 +00:00
TargetInfo AArch64: stop trying to take control of all UnknownArch triples. 2014-08-08 08:27:44 +00:00
Utils [AArch64] Allow access to all system registers with MRS/MSR instructions. 2014-10-01 10:13:59 +00:00
AArch64.h [AArch64] Add workaround for Cortex-A53 erratum (835769) 2014-10-13 10:12:35 +00:00
AArch64.td [AArch64] Basic Sched Model for Cortex-A57. 2014-06-11 21:06:56 +00:00
AArch64A53Fix835769.cpp [AArch64] Fix crash with empty/pseudo-only blocks in A53 erratum (835769) workaround 2014-10-14 14:02:41 +00:00
AArch64A57FPLoadBalancing.cpp [AArch64] Fix clobber computation in A57LoadBalancing pass. 2014-11-24 18:57:58 +00:00
AArch64AddressTypePromotion.cpp Fix typos in comments 2014-08-15 22:17:28 +00:00
AArch64AdvSIMDScalarPass.cpp Remove the TargetMachine forwards for TargetSubtargetInfo based 2014-08-04 21:25:23 +00:00
AArch64AsmPrinter.cpp [AArch64][Stackmaps] Optimize stackmap shadows on AArch64. 2014-12-02 21:36:24 +00:00
AArch64BranchRelaxation.cpp Testing commit access. 2014-08-14 16:20:50 +00:00
AArch64CallingConvention.h AArch64: treat HFAs containing "half" types as blocks too. 2014-12-08 17:54:58 +00:00
AArch64CallingConvention.td AArch64: treat [N x Ty] as a block during procedure calls. 2014-11-27 21:02:42 +00:00
AArch64CleanupLocalDynamicTLSPass.cpp Remove the TargetMachine forwards for TargetSubtargetInfo based 2014-08-04 21:25:23 +00:00
AArch64CollectLOH.cpp AArch64: use std::fill instead of memset 2014-08-26 03:33:26 +00:00
AArch64ConditionalCompares.cpp Change MCSchedModel to be a struct of statically initialized data. 2014-09-02 17:43:54 +00:00
AArch64ConditionOptimizer.cpp [AArch64] Check Dest Register Liveness in CondOpt pass. 2014-10-31 19:02:38 +00:00
AArch64DeadRegisterDefinitionsPass.cpp Remove 'virtual' keyword from methods markedwith 'override' keyword. 2014-08-30 16:48:34 +00:00
AArch64ExpandPseudoInsts.cpp Have MachineFunction cache a pointer to the subtarget to make lookups 2014-08-05 02:39:49 +00:00
AArch64FastISel.cpp [AArch64] MachO large code-model: Materialize FP constants in code. 2014-12-10 19:43:32 +00:00
AArch64FrameLowering.cpp ARM/AArch64: Attach the FrameSetup MIFlag to CFI instructions. 2014-12-16 00:20:49 +00:00
AArch64FrameLowering.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64InstrAtomics.td Make use of isAtLeastRelease/Acquire in the ARM/AArch64 backends 2014-08-18 16:48:58 +00:00
AArch64InstrFormats.td Replace neverHasSideEffects=1 with hasSideEffects=0 in all .td files. 2014-11-26 00:46:26 +00:00
AArch64InstrInfo.cpp [AArch64] Don't optimize all compare instructions. 2014-11-18 21:02:40 +00:00
AArch64InstrInfo.h AArch64InstrInfo.h: Fix a warning introduced in clang r220703. [-Winconsistent-missing-override] 2014-10-27 23:29:27 +00:00
AArch64InstrInfo.td Revert r225165 and r225169 2015-01-07 06:34:34 +00:00
AArch64ISelDAGToDAG.cpp AArch64: strengthen Darwin ABI alignment assumptions 2014-12-02 23:53:43 +00:00
AArch64ISelLowering.cpp ARM: permit tail calls to weak externals on COFF 2015-01-03 21:35:00 +00:00
AArch64ISelLowering.h Add missing 'override' keyword. 2014-11-28 03:58:26 +00:00
AArch64LoadStoreOptimizer.cpp Add missing closing namespace comment. 2014-08-11 22:42:31 +00:00
AArch64MachineCombinerPattern.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64MachineFunctionInfo.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64MCInstLower.cpp Delete unused argument in AArch64MCInstLower constructor: it doesn't 2014-08-19 21:51:08 +00:00
AArch64MCInstLower.h Delete unused argument in AArch64MCInstLower constructor: it doesn't 2014-08-19 21:51:08 +00:00
AArch64PBQPRegAlloc.cpp [PBQP] Unique allowed-sets for nodes in the PBQP graph and use pairs of these 2014-10-27 17:44:25 +00:00
AArch64PBQPRegAlloc.h [AArch64] Cleanup A57PBQPConstraints 2014-10-22 12:40:20 +00:00
AArch64PerfectShuffle.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64PromoteConstant.cpp Make the DenseMap bucket type configurable and use a smaller bucket for DenseSet. 2014-12-06 19:22:44 +00:00
AArch64RegisterInfo.cpp Have MachineFunction cache a pointer to the subtarget to make lookups 2014-08-05 02:39:49 +00:00
AArch64RegisterInfo.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64RegisterInfo.td Teach the AArch64 backend about v4f16 and v8f16 2014-08-27 16:16:04 +00:00
AArch64SchedA53.td Fix typos 2014-05-31 21:26:28 +00:00
AArch64SchedA57.td [AArch64] Enable partial & runtime unrolling on cortex-a57. 2014-10-09 10:13:27 +00:00
AArch64SchedA57WriteRes.td [AArch64] Refines the Cortex-A57 Machine Model 2014-09-29 21:27:36 +00:00
AArch64SchedCyclone.td AArch64/ARM64: move ARM64 into AArch64's place 2014-05-24 12:50:23 +00:00
AArch64Schedule.td AArch64/ARM64: move ARM64 into AArch64's place 2014-05-24 12:50:23 +00:00
AArch64SelectionDAGInfo.cpp Remove the TargetMachine forwards for TargetSubtargetInfo based 2014-08-04 21:25:23 +00:00
AArch64SelectionDAGInfo.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64StorePairSuppress.cpp Change MCSchedModel to be a struct of statically initialized data. 2014-09-02 17:43:54 +00:00
AArch64Subtarget.cpp Remove redundant calls to isMaterializable. 2014-11-01 16:46:18 +00:00
AArch64Subtarget.h [AArch64] Disable useAA for Cortex-A57. 2014-11-19 06:48:56 +00:00
AArch64TargetMachine.cpp Enable MachineVerifier in debug mode for X86, ARM, AArch64, Mips. 2014-12-11 23:18:03 +00:00
AArch64TargetMachine.h Add out of line virtual destructors to all LLVMTargetMachine subclasses 2014-11-20 23:37:18 +00:00
AArch64TargetObjectFile.cpp AArch64/ARM64: move ARM64 into AArch64's place 2014-05-24 12:50:23 +00:00
AArch64TargetObjectFile.h Canonicalize header guards into a common format. 2014-08-13 16:26:38 +00:00
AArch64TargetTransformInfo.cpp [AArch64] Enable partial & runtime unrolling on cortex-a57. 2014-10-09 10:13:27 +00:00
CMakeLists.txt [AArch64] Add workaround for Cortex-A53 erratum (835769) 2014-10-13 10:12:35 +00:00
LLVMBuild.txt Prune redundant libdeps. 2014-07-24 11:45:27 +00:00
Makefile AArch64/ARM64: move ARM64 into AArch64's place 2014-05-24 12:50:23 +00:00