LLVM 20.0.0git
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Enumerations | |
enum | CondCode { EQ = 0x0 , NE = 0x1 , HS = 0x2 , LO = 0x3 , MI = 0x4 , PL = 0x5 , VS = 0x6 , VC = 0x7 , HI = 0x8 , LS = 0x9 , GE = 0xa , LT = 0xb , GT = 0xc , LE = 0xd , AL = 0xe , NV = 0xf , Invalid , ANY_ACTIVE = NE , FIRST_ACTIVE = MI , LAST_ACTIVE = LO , NONE_ACTIVE = EQ } |
Functions | |
static const char * | getCondCodeName (CondCode Code) |
static CondCode | getInvertedCondCode (CondCode Code) |
static unsigned | getNZCVToSatisfyCondCode (CondCode Code) |
Given a condition code, return NZCV flags that would satisfy that condition. | |
Enumerator | |
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EQ | |
NE | |
HS | |
LO | |
MI | |
PL | |
VS | |
VC | |
HI | |
LS | |
GE | |
LT | |
GT | |
LE | |
AL | |
NV | |
Invalid | |
ANY_ACTIVE | |
FIRST_ACTIVE | |
LAST_ACTIVE | |
NONE_ACTIVE |
Definition at line 254 of file AArch64BaseInfo.h.
Definition at line 303 of file AArch64BaseInfo.h.
Referenced by emitConditionalComparison(), emitConjunctionRec(), foldCSELOfCSEL(), getAArch64Cmp(), llvm::AArch64InstrInfo::insertSelect(), isSetCC(), llvm::AArch64InstrInfo::optimizeCondBranch(), performAddCSelIntoCSinc(), performANDORCSELCombine(), performANDSETCCCombine(), performSetccAddFolding(), llvm::AArch64InstPrinter::printInverseCondCode(), and llvm::AArch64InstrInfo::reverseBranchCondition().
Given a condition code, return NZCV flags that would satisfy that condition.
The flag bits are in the format expected by the ccmp instructions. Note that many different flag settings can satisfy a given condition code, this function just returns one of them.
Definition at line 313 of file AArch64BaseInfo.h.
References llvm::CallingConv::C, EQ, GE, GT, HI, HS, LE, llvm_unreachable, LO, LS, LT, MI, N, NE, PL, VC, and VS.
Referenced by emitConditionalComparison(), and performANDORCSELCombine().