| 1 | //===-- ABISysV_msp430.h ----------------------------------------*- C++ -*-===// |
|---|---|
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | #ifndef LLDB_SOURCE_PLUGINS_ABI_MSP430_ABISYSV_MSP430_H |
| 11 | #define LLDB_SOURCE_PLUGINS_ABI_MSP430_ABISYSV_MSP430_H |
| 12 | |
| 13 | #include "lldb/Target/ABI.h" |
| 14 | #include "lldb/lldb-private.h" |
| 15 | |
| 16 | class ABISysV_msp430 : public lldb_private::RegInfoBasedABI { |
| 17 | public: |
| 18 | ~ABISysV_msp430() override = default; |
| 19 | |
| 20 | size_t GetRedZoneSize() const override; |
| 21 | |
| 22 | bool PrepareTrivialCall(lldb_private::Thread &thread, lldb::addr_t sp, |
| 23 | lldb::addr_t functionAddress, |
| 24 | lldb::addr_t returnAddress, |
| 25 | llvm::ArrayRef<lldb::addr_t> args) const override; |
| 26 | |
| 27 | bool GetArgumentValues(lldb_private::Thread &thread, |
| 28 | lldb_private::ValueList &values) const override; |
| 29 | |
| 30 | lldb_private::Status |
| 31 | SetReturnValueObject(lldb::StackFrameSP &frame_sp, |
| 32 | lldb::ValueObjectSP &new_value) override; |
| 33 | |
| 34 | lldb::ValueObjectSP |
| 35 | GetReturnValueObjectImpl(lldb_private::Thread &thread, |
| 36 | lldb_private::CompilerType &type) const override; |
| 37 | |
| 38 | bool |
| 39 | CreateFunctionEntryUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override; |
| 40 | |
| 41 | bool CreateDefaultUnwindPlan(lldb_private::UnwindPlan &unwind_plan) override; |
| 42 | |
| 43 | bool RegisterIsVolatile(const lldb_private::RegisterInfo *reg_info) override; |
| 44 | |
| 45 | bool CallFrameAddressIsValid(lldb::addr_t cfa) override { |
| 46 | // Make sure the stack call frame addresses are 2 byte aligned |
| 47 | // and not zero |
| 48 | if (cfa & 0x01 || cfa == 0) |
| 49 | return false; |
| 50 | return true; |
| 51 | } |
| 52 | |
| 53 | bool CodeAddressIsValid(lldb::addr_t pc) override { return true; } |
| 54 | |
| 55 | const lldb_private::RegisterInfo * |
| 56 | GetRegisterInfoArray(uint32_t &count) override; |
| 57 | |
| 58 | uint64_t GetStackFrameSize() override { return 512; } |
| 59 | |
| 60 | //------------------------------------------------------------------ |
| 61 | // Static Functions |
| 62 | //------------------------------------------------------------------ |
| 63 | |
| 64 | static void Initialize(); |
| 65 | |
| 66 | static void Terminate(); |
| 67 | |
| 68 | static lldb::ABISP CreateInstance(lldb::ProcessSP process_sp, |
| 69 | const lldb_private::ArchSpec &arch); |
| 70 | |
| 71 | static llvm::StringRef GetPluginNameStatic() { return "sysv-msp430"; } |
| 72 | |
| 73 | // PluginInterface protocol |
| 74 | |
| 75 | llvm::StringRef GetPluginName() override { return GetPluginNameStatic(); } |
| 76 | |
| 77 | protected: |
| 78 | void CreateRegisterMapIfNeeded(); |
| 79 | |
| 80 | lldb::ValueObjectSP |
| 81 | GetReturnValueObjectSimple(lldb_private::Thread &thread, |
| 82 | lldb_private::CompilerType &ast_type) const; |
| 83 | |
| 84 | bool RegisterIsCalleeSaved(const lldb_private::RegisterInfo *reg_info); |
| 85 | |
| 86 | private: |
| 87 | using lldb_private::RegInfoBasedABI::RegInfoBasedABI; |
| 88 | }; |
| 89 | |
| 90 | #endif // LLDB_SOURCE_PLUGINS_ABI_MSP430_ABISYSV_MSP430_H |
| 91 |