| //===-- Sparc.h - Top-level interface for Sparc representation --*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the entry points for global functions defined in the LLVM |
| // Sparc back-end. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_SPARC_SPARC_H |
| #define LLVM_LIB_TARGET_SPARC_SPARC_H |
| |
| #include "MCTargetDesc/SparcMCTargetDesc.h" |
| #include "llvm/Support/ErrorHandling.h" |
| #include "llvm/Target/TargetMachine.h" |
| |
| namespace llvm { |
| class FunctionPass; |
| class SparcTargetMachine; |
| class formatted_raw_ostream; |
| class AsmPrinter; |
| class MCInst; |
| class MachineInstr; |
| |
| FunctionPass *createSparcISelDag(SparcTargetMachine &TM); |
| FunctionPass *createSparcDelaySlotFillerPass(); |
| |
| void LowerSparcMachineInstrToMCInst(const MachineInstr *MI, |
| MCInst &OutMI, |
| AsmPrinter &AP); |
| } // end namespace llvm; |
| |
| namespace llvm { |
| // Enums corresponding to Sparc condition codes, both icc's and fcc's. These |
| // values must be kept in sync with the ones in the .td file. |
| namespace SPCC { |
| enum CondCodes { |
| ICC_A = 8 , // Always |
| ICC_N = 0 , // Never |
| ICC_NE = 9 , // Not Equal |
| ICC_E = 1 , // Equal |
| ICC_G = 10 , // Greater |
| ICC_LE = 2 , // Less or Equal |
| ICC_GE = 11 , // Greater or Equal |
| ICC_L = 3 , // Less |
| ICC_GU = 12 , // Greater Unsigned |
| ICC_LEU = 4 , // Less or Equal Unsigned |
| ICC_CC = 13 , // Carry Clear/Great or Equal Unsigned |
| ICC_CS = 5 , // Carry Set/Less Unsigned |
| ICC_POS = 14 , // Positive |
| ICC_NEG = 6 , // Negative |
| ICC_VC = 15 , // Overflow Clear |
| ICC_VS = 7 , // Overflow Set |
| |
| FCC_A = 8+16, // Always |
| FCC_N = 0+16, // Never |
| FCC_U = 7+16, // Unordered |
| FCC_G = 6+16, // Greater |
| FCC_UG = 5+16, // Unordered or Greater |
| FCC_L = 4+16, // Less |
| FCC_UL = 3+16, // Unordered or Less |
| FCC_LG = 2+16, // Less or Greater |
| FCC_NE = 1+16, // Not Equal |
| FCC_E = 9+16, // Equal |
| FCC_UE = 10+16, // Unordered or Equal |
| FCC_GE = 11+16, // Greater or Equal |
| FCC_UGE = 12+16, // Unordered or Greater or Equal |
| FCC_LE = 13+16, // Less or Equal |
| FCC_ULE = 14+16, // Unordered or Less or Equal |
| FCC_O = 15+16, // Ordered |
| |
| CPCC_A = 8+32, // Always |
| CPCC_N = 0+32, // Never |
| CPCC_3 = 7+32, |
| CPCC_2 = 6+32, |
| CPCC_23 = 5+32, |
| CPCC_1 = 4+32, |
| CPCC_13 = 3+32, |
| CPCC_12 = 2+32, |
| CPCC_123 = 1+32, |
| CPCC_0 = 9+32, |
| CPCC_03 = 10+32, |
| CPCC_02 = 11+32, |
| CPCC_023 = 12+32, |
| CPCC_01 = 13+32, |
| CPCC_013 = 14+32, |
| CPCC_012 = 15+32 |
| }; |
| } |
| |
| inline static const char *SPARCCondCodeToString(SPCC::CondCodes CC) { |
| switch (CC) { |
| case SPCC::ICC_A: return "a"; |
| case SPCC::ICC_N: return "n"; |
| case SPCC::ICC_NE: return "ne"; |
| case SPCC::ICC_E: return "e"; |
| case SPCC::ICC_G: return "g"; |
| case SPCC::ICC_LE: return "le"; |
| case SPCC::ICC_GE: return "ge"; |
| case SPCC::ICC_L: return "l"; |
| case SPCC::ICC_GU: return "gu"; |
| case SPCC::ICC_LEU: return "leu"; |
| case SPCC::ICC_CC: return "cc"; |
| case SPCC::ICC_CS: return "cs"; |
| case SPCC::ICC_POS: return "pos"; |
| case SPCC::ICC_NEG: return "neg"; |
| case SPCC::ICC_VC: return "vc"; |
| case SPCC::ICC_VS: return "vs"; |
| case SPCC::FCC_A: return "a"; |
| case SPCC::FCC_N: return "n"; |
| case SPCC::FCC_U: return "u"; |
| case SPCC::FCC_G: return "g"; |
| case SPCC::FCC_UG: return "ug"; |
| case SPCC::FCC_L: return "l"; |
| case SPCC::FCC_UL: return "ul"; |
| case SPCC::FCC_LG: return "lg"; |
| case SPCC::FCC_NE: return "ne"; |
| case SPCC::FCC_E: return "e"; |
| case SPCC::FCC_UE: return "ue"; |
| case SPCC::FCC_GE: return "ge"; |
| case SPCC::FCC_UGE: return "uge"; |
| case SPCC::FCC_LE: return "le"; |
| case SPCC::FCC_ULE: return "ule"; |
| case SPCC::FCC_O: return "o"; |
| case SPCC::CPCC_A: return "a"; |
| case SPCC::CPCC_N: return "n"; |
| case SPCC::CPCC_3: return "3"; |
| case SPCC::CPCC_2: return "2"; |
| case SPCC::CPCC_23: return "23"; |
| case SPCC::CPCC_1: return "1"; |
| case SPCC::CPCC_13: return "13"; |
| case SPCC::CPCC_12: return "12"; |
| case SPCC::CPCC_123: return "123"; |
| case SPCC::CPCC_0: return "0"; |
| case SPCC::CPCC_03: return "03"; |
| case SPCC::CPCC_02: return "02"; |
| case SPCC::CPCC_023: return "023"; |
| case SPCC::CPCC_01: return "01"; |
| case SPCC::CPCC_013: return "013"; |
| case SPCC::CPCC_012: return "012"; |
| } |
| llvm_unreachable("Invalid cond code"); |
| } |
| |
| inline static unsigned HI22(int64_t imm) { |
| return (unsigned)((imm >> 10) & ((1 << 22)-1)); |
| } |
| |
| inline static unsigned LO10(int64_t imm) { |
| return (unsigned)(imm & 0x3FF); |
| } |
| |
| inline static unsigned HIX22(int64_t imm) { |
| return HI22(~imm); |
| } |
| |
| inline static unsigned LOX10(int64_t imm) { |
| return ~LO10(~imm); |
| } |
| |
| } // end namespace llvm |
| #endif |
