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1// The encoding used for conditional codes used in BR instructions2 3#ifndef LLVM_LIB_TARGET_LANAI_LANAICONDCODE_H4#define LLVM_LIB_TARGET_LANAI_LANAICONDCODE_H5 6#include "llvm/ADT/StringSwitch.h"7 8namespace llvm {9namespace LPCC {10enum CondCode {11 ICC_T = 0, // true12 ICC_F = 1, // false13 ICC_HI = 2, // high14 ICC_UGT = 2, // unsigned greater than15 ICC_LS = 3, // low or same16 ICC_ULE = 3, // unsigned less than or equal17 ICC_CC = 4, // carry cleared18 ICC_ULT = 4, // unsigned less than19 ICC_CS = 5, // carry set20 ICC_UGE = 5, // unsigned greater than or equal21 ICC_NE = 6, // not equal22 ICC_EQ = 7, // equal23 ICC_VC = 8, // oVerflow cleared24 ICC_VS = 9, // oVerflow set25 ICC_PL = 10, // plus26 ICC_MI = 11, // minus27 ICC_GE = 12, // greater than or equal28 ICC_LT = 13, // less than29 ICC_GT = 14, // greater than30 ICC_LE = 15, // less than or equal31 UNKNOWN32};33 34inline static StringRef lanaiCondCodeToString(LPCC::CondCode CC) {35 switch (CC) {36 case LPCC::ICC_T:37 return "t"; // true38 case LPCC::ICC_F:39 return "f"; // false40 case LPCC::ICC_NE:41 return "ne"; // not equal42 case LPCC::ICC_EQ:43 return "eq"; // equal44 case LPCC::ICC_VC:45 return "vc"; // oVerflow cleared46 case LPCC::ICC_VS:47 return "vs"; // oVerflow set48 case LPCC::ICC_PL:49 return "pl"; // plus50 case LPCC::ICC_MI:51 return "mi"; // minus52 case LPCC::ICC_GE:53 return "ge"; // greater than or equal54 case LPCC::ICC_LT:55 return "lt"; // less than56 case LPCC::ICC_GT:57 return "gt"; // greater than58 case LPCC::ICC_LE:59 return "le"; // less than or equal60 case LPCC::ICC_UGT:61 return "ugt"; // high | unsigned greater than62 case LPCC::ICC_ULE:63 return "ule"; // low or same | unsigned less or equal64 case LPCC::ICC_ULT:65 return "ult"; // carry cleared | unsigned less than66 case LPCC::ICC_UGE:67 return "uge"; // carry set | unsigned than or equal68 default:69 llvm_unreachable("Invalid cond code");70 }71}72 73inline static CondCode suffixToLanaiCondCode(StringRef S) {74 return StringSwitch<CondCode>(S)75 .EndsWith("f", LPCC::ICC_F)76 .EndsWith("hi", LPCC::ICC_HI)77 .EndsWith("ugt", LPCC::ICC_UGT)78 .EndsWith("ls", LPCC::ICC_LS)79 .EndsWith("ule", LPCC::ICC_ULE)80 .EndsWith("cc", LPCC::ICC_CC)81 .EndsWith("ult", LPCC::ICC_ULT)82 .EndsWith("cs", LPCC::ICC_CS)83 .EndsWith("uge", LPCC::ICC_UGE)84 .EndsWith("ne", LPCC::ICC_NE)85 .EndsWith("eq", LPCC::ICC_EQ)86 .EndsWith("vc", LPCC::ICC_VC)87 .EndsWith("vs", LPCC::ICC_VS)88 .EndsWith("pl", LPCC::ICC_PL)89 .EndsWith("mi", LPCC::ICC_MI)90 .EndsWith("ge", LPCC::ICC_GE)91 .EndsWith("lt", LPCC::ICC_LT)92 .EndsWith("gt", LPCC::ICC_GT)93 .EndsWith("le", LPCC::ICC_LE)94 .EndsWith("t", LPCC::ICC_T) // Has to be after others with suffix t95 .Default(LPCC::UNKNOWN);96}97} // namespace LPCC98} // namespace llvm99 100#endif // LLVM_LIB_TARGET_LANAI_LANAICONDCODE_H101