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llvm-project/llvm/lib/Target/Hexagon
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Krzysztof Parzyszek 0f791f44c7 [Hexagon] Remove dead nodes from SelectionDAG to avoid cycles 
Recent changes to the instruction selection code exposed a problem where
a dead node was not removed on time. This node had both input and output
chains, which lead to an apparent cycle.

llvm-svn: 269458
 		2016-05-13 18:48:15 +00:00
..
AsmParser [Hexagon] Define certain aliases for vector instructions 2016-04-28 16:43:16 +00:00
Disassembler [NFC] Header cleanup 2016-04-18 09:17:29 +00:00
MCTargetDesc [scan-build] fix dead store warnings emitted on LLVM Hexagon code base 2016-05-13 13:13:59 +00:00
TargetInfo Remove autoconf support 2016-01-26 21:29:08 +00:00
BitTracker.cpp [Hexagon] Fix compilation error with GCC 6 2016-02-18 16:10:27 +00:00
BitTracker.h -Wdeprecated-clean: Fix cases of violating the rule of 5 in ways that are deprecated in C++11 2015-08-01 05:31:27 +00:00
CMakeLists.txt Touch Hexagon/CMakeLists.txt to regenerate build files, since r268641 complains of missing HexagonAlias.td on ninja. 2016-05-05 19:28:01 +00:00
Hexagon.h [Hexagon] Improve lowering of instructions to the MC layer 2015-12-02 23:08:29 +00:00
Hexagon.td [Hexagon] Merge HexagonAlias.td into HexagonInstrAlias.td, NFC 2016-05-05 16:19:36 +00:00
HexagonAsmPrinter.cpp [NFC] Header cleanup 2016-04-18 09:17:29 +00:00
HexagonAsmPrinter.h [Hexagon] Preprocess mapped instructions before lowering to MC 2015-12-15 17:05:45 +00:00
HexagonBitSimplify.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonBitTracker.cpp CodeGen: TII: Take MachineInstr& in predicate API, NFC 2016-02-23 02:46:52 +00:00
HexagonBitTracker.h [Hexagon] Move BitTracker into the llvm namespace and remove redundant qualifications 2015-07-13 20:38:16 +00:00
HexagonBlockRanges.cpp [Hexagon] Properly close live range in HexagonBlockRanges 2016-04-22 17:27:22 +00:00
HexagonBlockRanges.h [Hexagon] Optimize stack slot spills 2016-02-12 22:53:35 +00:00
HexagonBranchRelaxation.cpp [Hexagon] Implement branch relaxation 2016-04-19 18:30:18 +00:00
HexagonCFGOptimizer.cpp [scan-build] fix warnings emitted on LLVM Hexagon code base 2016-05-05 22:00:44 +00:00
HexagonCallingConv.td
…
HexagonCommonGEP.cpp [scan-build] fix dead store warnings emitted on LLVM Hexagon code base 2016-05-13 13:13:59 +00:00
HexagonCopyToCombine.cpp Add MachineFunctionProperty checks for AllVRegsAllocated for target passes 2016-04-04 17:09:25 +00:00
HexagonEarlyIfConv.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonExpandCondsets.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonFixupHwLoops.cpp [scan-build] fix dead store warnings emitted on LLVM Hexagon code base 2016-05-13 13:13:59 +00:00
HexagonFrameLowering.cpp [Hexagon] Use offsets relative to FP+8 in .cfi_offset instructions 2016-05-11 14:53:07 +00:00
HexagonFrameLowering.h [Hexagon] Register save/restore functions do not follow regular conventions 2016-04-25 17:49:44 +00:00
HexagonGenExtract.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonGenInsert.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonGenMux.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonGenPredicate.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonHardwareLoops.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonISelDAGToDAG.cpp [Hexagon] Remove dead nodes from SelectionDAG to avoid cycles 2016-05-13 18:48:15 +00:00
HexagonISelLowering.cpp [CodeGen] Default CTTZ_ZERO_UNDEF/CTLZ_ZERO_UNDEF to Expand in TargetLoweringBase. This is what the majority of the targets want and removes a bunch of code. Set it to Legal explicitly in the few cases where that's the desired behavior. 2016-04-28 03:34:31 +00:00
HexagonISelLowering.h Use MVT instead of EVT to remove a bunch of unnecessary calls to getSimpleVT. 2016-04-15 06:20:21 +00:00
HexagonInstrAlias.td [Hexagon] Treat all conditional branches as predicted (not-taken by default) 2016-05-09 18:22:07 +00:00
HexagonInstrEnc.td [Hexagon] Adding skeleton of HVX extension instructions. 2015-10-17 01:33:04 +00:00
HexagonInstrFormats.td [Hexagon] Remove the remnants of isConstExtProfitable 2015-10-20 19:04:53 +00:00
HexagonInstrFormatsV4.td [Hexagon] Update instruction formats 2015-11-23 14:09:26 +00:00
HexagonInstrFormatsV60.td [Hexagon] Update instruction formats 2015-11-23 14:09:26 +00:00
HexagonInstrInfo.cpp [Hexagon] Expand VSelect pseudo instructions 2016-05-12 19:16:02 +00:00
HexagonInstrInfo.h [Hexagon] Optimize addressing modes for load/store 2016-04-29 15:49:13 +00:00
HexagonInstrInfo.td [Hexagon] Treat all conditional branches as predicted (not-taken by default) 2016-05-09 18:22:07 +00:00
HexagonInstrInfoV3.td [Hexagon] Register save/restore functions do not follow regular conventions 2016-04-25 17:49:44 +00:00
HexagonInstrInfoV4.td [Hexagon] Register save/restore functions do not follow regular conventions 2016-04-25 17:49:44 +00:00
HexagonInstrInfoV5.td [Hexagon] Treat transfers of FP immediates are pseudo instructions 2015-11-25 21:40:03 +00:00
HexagonInstrInfoV60.td [Hexagon] Improve handling of unaligned vector loads and stores 2016-03-28 15:43:03 +00:00
HexagonInstrInfoVector.td [Hexagon] Hexagon V60 HVX intrinsic defintions 2015-11-26 16:54:33 +00:00
HexagonIntrinsics.td [Hexagon] Handle operand type differences for A2_tfrpi 2016-05-05 15:29:47 +00:00
HexagonIntrinsicsDerived.td
…
HexagonIntrinsicsV3.td
…
HexagonIntrinsicsV4.td [Hexagon] Use common Pat classes for selecting code for intrinsics 2016-04-22 18:05:55 +00:00
HexagonIntrinsicsV5.td [Hexagon] Use common Pat classes for selecting code for intrinsics 2016-04-22 18:05:55 +00:00
HexagonIntrinsicsV60.td [Hexagon] Use common Pat classes for selecting code for intrinsics 2016-04-22 18:05:55 +00:00
HexagonIsetDx.td
…
HexagonMCInstLower.cpp [Hexagon] Using MustExtend flag on expression instead of passing around bools. 2016-02-29 18:39:51 +00:00
HexagonMachineFunctionInfo.cpp
…
HexagonMachineFunctionInfo.h [Hexagon] Speed up frame lowering when no optimizations are enabled 2016-03-28 14:42:03 +00:00
HexagonMachineScheduler.cpp CodeGen: Update DFAPacketizer API to take MachineInstr&, NFC 2016-02-27 19:09:00 +00:00
HexagonMachineScheduler.h [NFC] Header cleanup 2016-04-18 09:17:29 +00:00
HexagonNewValueJump.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonOperands.td [Hexagon] Adding relocation for code size, cold path optimization allowing a 23-bit 4-byte aligned relocation to be a valid instruction encoding. 2016-02-16 20:38:17 +00:00
HexagonOptAddrMode.cpp Fix NDEBUG build: variables used only in debug code causing compile error 2016-04-29 16:14:00 +00:00
HexagonOptimizeSZextends.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonPeephole.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonRDF.cpp [Hexagon] Implement RDF-based post-RA optimizations 2016-01-12 19:09:01 +00:00
HexagonRDF.h [Hexagon] Implement RDF-based post-RA optimizations 2016-01-12 19:09:01 +00:00
HexagonRDFOpt.cpp [RDF] Add option to keep dead phi nodes in DFG 2016-04-28 20:17:06 +00:00
HexagonRegisterInfo.cpp [NFC] Header cleanup 2016-04-18 09:17:29 +00:00
HexagonRegisterInfo.h [Hexagon] Fix reserving emergency spill slots for register scavenger 2016-03-21 19:57:08 +00:00
HexagonRegisterInfo.td [Hexagon] Properly recognize register alt names 2016-04-21 19:49:53 +00:00
HexagonSchedule.td [Hexagon] Update instruction formats 2015-11-23 14:09:26 +00:00
HexagonScheduleV4.td TableGen: Check scheduling models for completeness 2016-03-01 20:03:21 +00:00
HexagonScheduleV55.td TableGen: Check scheduling models for completeness 2016-03-01 20:03:21 +00:00
HexagonScheduleV60.td TableGen: Check scheduling models for completeness 2016-03-01 20:03:21 +00:00
HexagonSelectCCInfo.td
…
HexagonSelectionDAGInfo.cpp [Hexagon] Make memcpy lowering thread-safe 2015-12-16 17:29:37 +00:00
HexagonSelectionDAGInfo.h Rename TargetSelectionDAGInfo into SelectionDAGTargetInfo and move it to CodeGen/ 2016-01-27 16:32:26 +00:00
HexagonSplitConst32AndConst64.cpp [Hexagon] Expand handling of the small-data/bss section 2016-04-21 18:56:45 +00:00
HexagonSplitDouble.cpp [MIB] Create a helper function getRegState to extract all register flags 2016-05-13 13:01:19 +00:00
HexagonStoreWidening.cpp Add optimization bisect opt-in calls for Hexagon passes 2016-04-26 19:46:28 +00:00
HexagonSubtarget.cpp [Hexagon] Subtarget features/default CPU corrections 2015-12-14 15:03:54 +00:00
HexagonSubtarget.h [Hexagon] Subtarget features/default CPU corrections 2015-12-14 15:03:54 +00:00
HexagonSystemInst.td [Hexagon] Add definitions for trap/pause instructions 2016-04-22 16:25:00 +00:00
HexagonTargetMachine.cpp [Hexagon] Add a debug option to disable all backend optimizations 2016-05-11 15:01:30 +00:00
HexagonTargetMachine.h [Hexagon] Add PIC support 2015-12-18 20:19:30 +00:00
HexagonTargetObjectFile.cpp [Hexagon] Expand handling of the small-data/bss section 2016-04-21 18:56:45 +00:00
HexagonTargetObjectFile.h [Hexagon] Expand handling of the small-data/bss section 2016-04-21 18:56:45 +00:00
HexagonTargetStreamer.h Revert r240137 (Fixed/added namespace ending comments using clang-tidy. NFC) 2015-06-23 09:49:53 +00:00
HexagonTargetTransformInfo.cpp [Hexagon] Edit a comment. NFC 2015-08-05 21:08:26 +00:00
HexagonTargetTransformInfo.h constify the Function parameter to the TTI creation callback and 2015-09-16 23:38:13 +00:00
HexagonVLIWPacketizer.cpp [Hexagon] Be careful about anti-dependencies with a call in packetizer 2016-05-06 19:13:38 +00:00
HexagonVLIWPacketizer.h CodeGen: Update DFAPacketizer API to take MachineInstr&, NFC 2016-02-27 19:09:00 +00:00
LLVMBuild.txt [Hexagon] Adding LLVMBuild.txt reference to HexagonAsmParser. 2015-11-09 04:31:02 +00:00
RDFCopy.cpp [RDF] Handle undefined registers in RDF copy propagation 2016-04-28 15:09:19 +00:00
RDFCopy.h [RDF] Improvements to copy propagation 2016-01-18 20:43:57 +00:00
RDFDeadCode.cpp [RDF] Improve compile-time performance of dead code elimination 2016-01-18 20:42:47 +00:00
RDFDeadCode.h [RDF] Improve compile-time performance of dead code elimination 2016-01-18 20:42:47 +00:00
RDFGraph.cpp [scan-build] fix warnings emitted on LLVM Hexagon code base 2016-05-05 22:00:44 +00:00
RDFGraph.h [RDF] Add option to keep dead phi nodes in DFG 2016-04-28 20:17:06 +00:00
RDFLiveness.cpp [Hexagon] Optimize addressing modes for load/store 2016-04-29 15:49:13 +00:00
RDFLiveness.h [Hexagon] Optimize addressing modes for load/store 2016-04-29 15:49:13 +00:00