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https://github.com/c64scene-ar/llvm-6502.git
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f48817cbf9
- Add '64bit' sub-target option. - Select 32-bit/64-bit loads/stores based on '64bit' option. - Fix function parameter order. Patch by Justin Holewinski git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126837 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
//===- PTXMachineFuctionInfo.h - PTX machine function info -------*- C++ -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file declares PTX-specific per-machine-function information.
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//
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//===----------------------------------------------------------------------===//
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#ifndef PTX_MACHINE_FUNCTION_INFO_H
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#define PTX_MACHINE_FUNCTION_INFO_H
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#include "PTX.h"
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#include "llvm/CodeGen/MachineFunction.h"
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namespace llvm {
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/// PTXMachineFunctionInfo - This class is derived from MachineFunction and
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/// contains private PTX target-specific information for each MachineFunction.
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///
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class PTXMachineFunctionInfo : public MachineFunctionInfo {
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private:
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bool is_kernel;
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std::vector<unsigned> reg_arg, reg_local_var;
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unsigned reg_ret;
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bool _isDoneAddArg;
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public:
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PTXMachineFunctionInfo(MachineFunction &MF)
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: is_kernel(false), reg_ret(PTX::NoRegister), _isDoneAddArg(false) {
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reg_arg.reserve(8);
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reg_local_var.reserve(32);
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}
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void setKernel(bool _is_kernel=true) { is_kernel = _is_kernel; }
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void addArgReg(unsigned reg) { reg_arg.push_back(reg); }
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void addLocalVarReg(unsigned reg) { reg_local_var.push_back(reg); }
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void setRetReg(unsigned reg) { reg_ret = reg; }
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void doneAddArg(void) {
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std::sort(reg_arg.begin(), reg_arg.end());
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_isDoneAddArg = true;
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}
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void doneAddLocalVar(void) {
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std::sort(reg_local_var.begin(), reg_local_var.end());
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}
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bool isDoneAddArg(void) { return _isDoneAddArg; }
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bool isKernel() const { return is_kernel; }
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typedef std::vector<unsigned>::const_iterator reg_iterator;
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typedef std::vector<unsigned>::const_reverse_iterator reg_reverse_iterator;
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bool argRegEmpty() const { return reg_arg.empty(); }
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int getNumArg() const { return reg_arg.size(); }
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reg_iterator argRegBegin() const { return reg_arg.begin(); }
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reg_iterator argRegEnd() const { return reg_arg.end(); }
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reg_reverse_iterator argRegReverseBegin() const { return reg_arg.rbegin(); }
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reg_reverse_iterator argRegReverseEnd() const { return reg_arg.rend(); }
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bool localVarRegEmpty() const { return reg_local_var.empty(); }
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reg_iterator localVarRegBegin() const { return reg_local_var.begin(); }
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reg_iterator localVarRegEnd() const { return reg_local_var.end(); }
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unsigned retReg() const { return reg_ret; }
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bool isArgReg(unsigned reg) const {
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return std::binary_search(reg_arg.begin(), reg_arg.end(), reg);
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}
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bool isLocalVarReg(unsigned reg) const {
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return std::binary_search(reg_local_var.begin(), reg_local_var.end(), reg);
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}
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}; // class PTXMachineFunctionInfo
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} // namespace llvm
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#endif // PTX_MACHINE_FUNCTION_INFO_H
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