diff options
Diffstat (limited to 'llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp')
| -rw-r--r-- | llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp index 7d4b420..a5ebd64 100644 --- a/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp +++ b/llvm/lib/Target/Hexagon/HexagonTargetMachine.cpp @@ -65,6 +65,10 @@ static cl::opt<bool> EnableExpandCondsets("hexagon-expand-condsets", cl::init(true), cl::Hidden, cl::desc("Early expansion of MUX")); +static cl::opt<bool> EnableTfrCleanup("hexagon-tfr-cleanup", cl::init(true), + cl::Hidden, + cl::desc("Cleanup of TFRs/COPYs")); + static cl::opt<bool> EnableEarlyIf("hexagon-eif", cl::init(true), cl::Hidden, cl::desc("Enable early if-conversion")); @@ -92,6 +96,10 @@ static cl::opt<bool> static cl::opt<bool> DisableHSDR("disable-hsdr", cl::init(false), cl::Hidden, cl::desc("Disable splitting double registers")); +static cl::opt<bool> + EnableGenMemAbs("hexagon-mem-abs", cl::init(true), cl::Hidden, + cl::desc("Generate absolute set instructions")); + static cl::opt<bool> EnableBitSimplify("hexagon-bit", cl::init(true), cl::Hidden, cl::desc("Bit simplification")); @@ -121,6 +129,10 @@ static cl::opt<bool> EnableInstSimplify("hexagon-instsimplify", cl::Hidden, cl::init(true), cl::desc("Enable instsimplify")); +static cl::opt<bool> DisableHexagonPostIncOpt( + "hexagon-postinc-opt", cl::Hidden, + cl::desc("Disable Hexagon post-increment optimization")); + /// HexagonTargetMachineModule - Note that this is used on hosts that /// cannot link in a library unless there are references into the /// library. In particular, it seems that it is not possible to get @@ -145,20 +157,24 @@ SchedCustomRegistry("hexagon", "Run Hexagon's custom scheduler", namespace llvm { extern char &HexagonExpandCondsetsID; + extern char &HexagonTfrCleanupID; void initializeHexagonBitSimplifyPass(PassRegistry&); void initializeHexagonConstExtendersPass(PassRegistry&); void initializeHexagonConstPropagationPass(PassRegistry&); void initializeHexagonCopyToCombinePass(PassRegistry&); void initializeHexagonEarlyIfConversionPass(PassRegistry&); void initializeHexagonExpandCondsetsPass(PassRegistry&); + void initializeHexagonGenMemAbsolutePass(PassRegistry &); void initializeHexagonGenMuxPass(PassRegistry&); void initializeHexagonHardwareLoopsPass(PassRegistry&); void initializeHexagonLoopIdiomRecognizeLegacyPassPass(PassRegistry &); void initializeHexagonNewValueJumpPass(PassRegistry&); void initializeHexagonOptAddrModePass(PassRegistry&); void initializeHexagonPacketizerPass(PassRegistry&); + void initializeHexagonPostIncOptPass(PassRegistry &); void initializeHexagonRDFOptPass(PassRegistry&); void initializeHexagonSplitDoubleRegsPass(PassRegistry&); + void initializeHexagonTfrCleanupPass(PassRegistry &); void initializeHexagonVExtractPass(PassRegistry &); void initializeHexagonVectorCombineLegacyPass(PassRegistry&); void initializeHexagonVectorLoopCarriedReuseLegacyPassPass(PassRegistry &); @@ -177,6 +193,7 @@ namespace llvm { FunctionPass *createHexagonFixupHwLoops(); FunctionPass *createHexagonGenExtract(); FunctionPass *createHexagonGenInsert(); + FunctionPass *createHexagonGenMemAbsolute(); FunctionPass *createHexagonGenMux(); FunctionPass *createHexagonGenPredicate(); FunctionPass *createHexagonHardwareLoops(); @@ -188,10 +205,12 @@ namespace llvm { FunctionPass *createHexagonOptimizeSZextends(); FunctionPass *createHexagonPacketizer(bool Minimal); FunctionPass *createHexagonPeephole(); + FunctionPass *createHexagonPostIncOpt(); FunctionPass *createHexagonRDFOpt(); FunctionPass *createHexagonSplitConst32AndConst64(); FunctionPass *createHexagonSplitDoubleRegs(); FunctionPass *createHexagonStoreWidening(); + FunctionPass *createHexagonTfrCleanup(); FunctionPass *createHexagonVectorCombineLegacyPass(); FunctionPass *createHexagonVectorPrint(); FunctionPass *createHexagonVExtract(); @@ -211,12 +230,14 @@ extern "C" LLVM_EXTERNAL_VISIBILITY void LLVMInitializeHexagonTarget() { initializeHexagonConstPropagationPass(PR); initializeHexagonCopyToCombinePass(PR); initializeHexagonEarlyIfConversionPass(PR); + initializeHexagonGenMemAbsolutePass(PR); initializeHexagonGenMuxPass(PR); initializeHexagonHardwareLoopsPass(PR); initializeHexagonLoopIdiomRecognizeLegacyPassPass(PR); initializeHexagonNewValueJumpPass(PR); initializeHexagonOptAddrModePass(PR); initializeHexagonPacketizerPass(PR); + initializeHexagonPostIncOptPass(PR); initializeHexagonRDFOptPass(PR); initializeHexagonSplitDoubleRegsPass(PR); initializeHexagonVectorCombineLegacyPass(PR); @@ -244,6 +265,8 @@ HexagonTargetMachine::HexagonTargetMachine(const Target &T, const Triple &TT, (HexagonNoOpt ? CodeGenOptLevel::None : OL)), TLOF(std::make_unique<HexagonTargetObjectFile>()) { initializeHexagonExpandCondsetsPass(*PassRegistry::getPassRegistry()); + initializeHexagonTfrCleanupPass(*PassRegistry::getPassRegistry()); + initializeHexagonPostIncOptPass(*PassRegistry::getPassRegistry()); initAsmInfo(); } @@ -411,11 +434,20 @@ void HexagonPassConfig::addPreRegAlloc() { addPass(createHexagonConstExtenders()); if (EnableExpandCondsets) insertPass(&RegisterCoalescerID, &HexagonExpandCondsetsID); + if (EnableTfrCleanup) + insertPass(&VirtRegRewriterID, &HexagonTfrCleanupID); if (!DisableStoreWidening) addPass(createHexagonStoreWidening()); + if (EnableGenMemAbs) + addPass(createHexagonGenMemAbsolute()); if (!DisableHardwareLoops) addPass(createHexagonHardwareLoops()); } + + if (TM->getOptLevel() >= CodeGenOptLevel::Aggressive) + if (!DisableHexagonPostIncOpt) + addPass(createHexagonPostIncOpt()); + if (TM->getOptLevel() >= CodeGenOptLevel::Default) addPass(&MachinePipelinerID); } |