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98ca4f2a32
Instead of awkwardly encoding calling-convention information with ISD::CALL, ISD::FORMAL_ARGUMENTS, ISD::RET, and ISD::ARG_FLAGS nodes, TargetLowering provides three virtual functions for targets to override: LowerFormalArguments, LowerCall, and LowerRet, which replace the custom lowering done on the special nodes. They provide the same information, but in a more immediately usable format. This also reworks much of the target-independent tail call logic. The decision of whether or not to perform a tail call is now cleanly split between target-independent portions, and the target dependent portion in IsEligibleForTailCallOptimization. This also synchronizes all in-tree targets, to help enable future refactoring and feature work. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@78142 91177308-0d34-0410-b5e6-96231b3b80d8 |
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.. | ||
TargetInfo | ||
CMakeLists.txt | ||
Makefile | ||
README.txt | ||
XCore.h | ||
XCore.td | ||
XCoreAsmPrinter.cpp | ||
XCoreCallingConv.td | ||
XCoreFrameInfo.cpp | ||
XCoreFrameInfo.h | ||
XCoreInstrFormats.td | ||
XCoreInstrInfo.cpp | ||
XCoreInstrInfo.h | ||
XCoreInstrInfo.td | ||
XCoreISelDAGToDAG.cpp | ||
XCoreISelLowering.cpp | ||
XCoreISelLowering.h | ||
XCoreMachineFunctionInfo.h | ||
XCoreRegisterInfo.cpp | ||
XCoreRegisterInfo.h | ||
XCoreRegisterInfo.td | ||
XCoreSubtarget.cpp | ||
XCoreSubtarget.h | ||
XCoreTargetAsmInfo.cpp | ||
XCoreTargetAsmInfo.h | ||
XCoreTargetMachine.cpp | ||
XCoreTargetMachine.h | ||
XCoreTargetObjectFile.cpp | ||
XCoreTargetObjectFile.h |
To-do ----- * Instruction encodings * Tailcalls * Investigate loop alignment * Add builtins * Make better use of lmul / macc