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[X86] Make some static arrays of opcodes const and shrink to uint16_t. NFC

llvm-svn: 280649
This commit is contained in:
Craig Topper 2016-09-05 07:14:21 +00:00
parent b6c15620f8
commit 4ac30e51b2

View File

@ -1456,11 +1456,11 @@ bool X86FastISel::X86SelectCmp(const Instruction *I) {
}
// FCMP_OEQ and FCMP_UNE cannot be checked with a single instruction.
static unsigned SETFOpcTable[2][3] = {
static const uint16_t SETFOpcTable[2][3] = {
{ X86::SETEr, X86::SETNPr, X86::AND8rr },
{ X86::SETNEr, X86::SETPr, X86::OR8rr }
};
unsigned *SETFOpc = nullptr;
const uint16_t *SETFOpc = nullptr;
switch (Predicate) {
default: break;
case CmpInst::FCMP_OEQ: SETFOpc = &SETFOpcTable[0][0]; break;
@ -1964,11 +1964,11 @@ bool X86FastISel::X86FastEmitCMoveSelect(MVT RetVT, const Instruction *I) {
CmpInst::Predicate Predicate = optimizeCmpPredicate(CI);
// FCMP_OEQ and FCMP_UNE cannot be checked with a single instruction.
static unsigned SETFOpcTable[2][3] = {
static const uint16_t SETFOpcTable[2][3] = {
{ X86::SETNPr, X86::SETEr , X86::TEST8rr },
{ X86::SETPr, X86::SETNEr, X86::OR8rr }
};
unsigned *SETFOpc = nullptr;
const uint16_t *SETFOpc = nullptr;
switch (Predicate) {
default: break;
case CmpInst::FCMP_OEQ:
@ -2106,12 +2106,12 @@ bool X86FastISel::X86FastEmitSSESelect(MVT RetVT, const Instruction *I) {
std::swap(CmpLHS, CmpRHS);
// Choose the SSE instruction sequence based on data type (float or double).
static unsigned OpcTable[2][4] = {
static const uint16_t OpcTable[2][4] = {
{ X86::CMPSSrr, X86::FsANDPSrr, X86::FsANDNPSrr, X86::FsORPSrr },
{ X86::CMPSDrr, X86::FsANDPDrr, X86::FsANDNPDrr, X86::FsORPDrr }
};
unsigned *Opc = nullptr;
const uint16_t *Opc = nullptr;
switch (RetVT.SimpleTy) {
default: return false;
case MVT::f32: Opc = &OpcTable[0][0]; break;