[PATCH] [RFC]TILE-Gx: updated patch for final review

[Jiong. Wang]

on 2013/3/28 0:07, Jiong WANG wrote:
>    Hi Sean, Joerg,
>
>      thanks for your time to review.
>
>      I found some of these problems are widely existed on other targets like ARM, Mips etc. For example:
>
>    unsigned TileRegisterInfo::getEHExceptionRegister() const {
>      llvm_unreachable("What is the exception register");
>    }
>
>    it think it's actually dead code.
>
>    different backend always borrow code from each other, so those glitches are propagating. TILE-Gx's calling convention implementaion borrowed Mips code, fixed most of these problems on TILE-Gx.
>
>      1. rename variable name according to coding style as more as possible.
>
>      2. fixed all glitches in regression tests.
>
>      3. tried to factor/simplify those code if possible.
>
>      please review, thanks.

   Ping.

---
Regards,
Jiong
Tilera Corporation.

>
>    ---
>    Regards,
>    Jiong
>    Tilera Corporation.
>
> http://llvm-reviews.chandlerc.com/D573
>
> CHANGE SINCE LAST DIFF
>    http://llvm-reviews.chandlerc.com/D573?vs=1396&id=1411#toc
>
> Files:
>    include/clang/Basic/TargetInfo.h
>    lib/AST/ASTContext.cpp
>    lib/Basic/Targets.cpp
>    lib/CodeGen/TargetInfo.cpp
>    lib/Driver/ToolChains.cpp
>    lib/Driver/Tools.cpp
>    lib/Driver/Tools.h
>    autoconf/configure.ac
>    configure
>    include/llvm/ADT/Triple.h
>    include/llvm/MC/MCExpr.h
>    include/llvm/Object/ELF.h
>    include/llvm/Object/RelocVisitor.h
>    include/llvm/Support/ELF.h
>    lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
>    lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.h
>    lib/MC/MCExpr.cpp
>    lib/Support/Triple.cpp
>    lib/Target/LLVMBuild.txt
>    lib/Target/Tile/AsmParser/CMakeLists.txt
>    lib/Target/Tile/AsmParser/LLVMBuild.txt
>    lib/Target/Tile/AsmParser/Makefile
>    lib/Target/Tile/AsmParser/TileAsmParser.cpp
>    lib/Target/Tile/CMakeLists.txt
>    lib/Target/Tile/InstPrinter/CMakeLists.txt
>    lib/Target/Tile/InstPrinter/LLVMBuild.txt
>    lib/Target/Tile/InstPrinter/Makefile
>    lib/Target/Tile/InstPrinter/TileInstPrinter.cpp
>    lib/Target/Tile/InstPrinter/TileInstPrinter.h
>    lib/Target/Tile/LLVMBuild.txt
>    lib/Target/Tile/MCTargetDesc/CMakeLists.txt
>    lib/Target/Tile/MCTargetDesc/LLVMBuild.txt
>    lib/Target/Tile/MCTargetDesc/Makefile
>    lib/Target/Tile/MCTargetDesc/TileAsmBackend.cpp
>    lib/Target/Tile/MCTargetDesc/TileBaseInfo.h
>    lib/Target/Tile/MCTargetDesc/TileELFObjectWriter.cpp
>    lib/Target/Tile/MCTargetDesc/TileFixupKinds.h
>    lib/Target/Tile/MCTargetDesc/TileMCAsmInfo.cpp
>    lib/Target/Tile/MCTargetDesc/TileMCAsmInfo.h
>    lib/Target/Tile/MCTargetDesc/TileMCCodeEmitter.cpp
>    lib/Target/Tile/MCTargetDesc/TileMCTargetDesc.cpp
>    lib/Target/Tile/MCTargetDesc/TileMCTargetDesc.h
>    lib/Target/Tile/Makefile
>    lib/Target/Tile/TargetInfo/CMakeLists.txt
>    lib/Target/Tile/TargetInfo/LLVMBuild.txt
>    lib/Target/Tile/TargetInfo/Makefile
>    lib/Target/Tile/TargetInfo/TileTargetInfo.cpp
>    lib/Target/Tile/Tile.h
>    lib/Target/Tile/Tile.td
>    lib/Target/Tile/TileAsmPrinter.cpp
>    lib/Target/Tile/TileAsmPrinter.h
>    lib/Target/Tile/TileCallingConv.h
>    lib/Target/Tile/TileCallingConv.td
>    lib/Target/Tile/TileExpandPseudo.cpp
>    lib/Target/Tile/TileFrameLowering.cpp
>    lib/Target/Tile/TileFrameLowering.h
>    lib/Target/Tile/TileISelDAGToDAG.cpp
>    lib/Target/Tile/TileISelLowering.cpp
>    lib/Target/Tile/TileISelLowering.h
>    lib/Target/Tile/TileInstrFormats.td
>    lib/Target/Tile/TileInstrInfo.cpp
>    lib/Target/Tile/TileInstrInfo.h
>    lib/Target/Tile/TileInstrInfo.td
>    lib/Target/Tile/TileMCInst.h
>    lib/Target/Tile/TileMCInstLower.cpp
>    lib/Target/Tile/TileMCInstLower.h
>    lib/Target/Tile/TileMachineFunction.cpp
>    lib/Target/Tile/TileMachineFunction.h
>    lib/Target/Tile/TileRegisterInfo.cpp
>    lib/Target/Tile/TileRegisterInfo.h
>    lib/Target/Tile/TileRegisterInfo.td
>    lib/Target/Tile/TileRelocations.h
>    lib/Target/Tile/TileSchedule.td
>    lib/Target/Tile/TileSelectionDAGInfo.cpp
>    lib/Target/Tile/TileSelectionDAGInfo.h
>    lib/Target/Tile/TileSubtarget.cpp
>    lib/Target/Tile/TileSubtarget.h
>    lib/Target/Tile/TileTargetMachine.cpp
>    lib/Target/Tile/TileTargetMachine.h
>    lib/Target/Tile/TileVLIWPacketizer.cpp
>    projects/sample/autoconf/configure.ac
>    projects/sample/configure
>    test/CodeGen/Tile/alloca.ll
>    test/CodeGen/Tile/args.ll
>    test/CodeGen/Tile/atomic.ll
>    test/CodeGen/Tile/bswap.ll
>    test/CodeGen/Tile/ctlz.ll
>    test/CodeGen/Tile/ctpop.ll
>    test/CodeGen/Tile/cttz.ll
>    test/CodeGen/Tile/divrem.ll
>    test/CodeGen/Tile/fcmp.ll
>    test/CodeGen/Tile/fdiv.ll
>    test/CodeGen/Tile/fmul.ll
>    test/CodeGen/Tile/frame-address.ll
>    test/CodeGen/Tile/global-address.ll
>    test/CodeGen/Tile/imm.ll
>    test/CodeGen/Tile/lit.local.cfg
>    test/CodeGen/Tile/mul.ll
>    test/CodeGen/Tile/return-address.ll
>    test/CodeGen/Tile/select.ll
>    test/CodeGen/Tile/struct_args.ll
>    test/CodeGen/Tile/switch-table.ll
>    test/CodeGen/Tile/tls-models.ll
>    test/CodeGen/Tile/tls.ll
>    test/ExecutionEngine/MCJIT/lit.local.cfg
>    test/MC/Tile/basic-tilegx-instructions.s
>    test/MC/Tile/lit.local.cfg
>    test/MC/Tile/pic-symbol.ll
>    test/MC/Tile/tilegx-bundle.s
>    test/lit.cfg