diff options
Diffstat (limited to 'llvm/lib/Target/X86')
| -rw-r--r-- | llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp | 11 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86.td | 5 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86FloatingPoint.cpp | 3 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 7 | ||||
| -rw-r--r-- | llvm/lib/Target/X86/X86InstrCompiler.td | 13 |
5 files changed, 25 insertions, 14 deletions
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp index a8908d4..ac251fd 100644 --- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp +++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp @@ -3514,15 +3514,16 @@ bool X86AsmParser::parseInstruction(ParseInstructionInfo &Info, StringRef Name, // xacquire <insn> ; xacquire must be accompanied by 'lock' bool IsPrefix = StringSwitch<bool>(Name) - .Cases("cs", "ds", "es", "fs", "gs", "ss", true) - .Cases("rex64", "data32", "data16", "addr32", "addr16", true) - .Cases("xacquire", "xrelease", true) - .Cases("acquire", "release", isParsingIntelSyntax()) + .Cases({"cs", "ds", "es", "fs", "gs", "ss"}, true) + .Cases({"rex64", "data32", "data16", "addr32", "addr16"}, true) + .Cases({"xacquire", "xrelease"}, true) + .Cases({"acquire", "release"}, isParsingIntelSyntax()) .Default(false); auto isLockRepeatNtPrefix = [](StringRef N) { return StringSwitch<bool>(N) - .Cases("lock", "rep", "repe", "repz", "repne", "repnz", "notrack", true) + .Cases({"lock", "rep", "repe", "repz", "repne", "repnz", "notrack"}, + true) .Default(false); }; diff --git a/llvm/lib/Target/X86/X86.td b/llvm/lib/Target/X86/X86.td index 2bf016a..6db780f 100644 --- a/llvm/lib/Target/X86/X86.td +++ b/llvm/lib/Target/X86/X86.td @@ -1338,7 +1338,6 @@ def ProcessorFeatures { list<SubtargetFeature> PTLFeatures = !listremove(ARLSFeatures, [FeatureWIDEKL]); - // Clearwaterforest list<SubtargetFeature> CWFAdditionalFeatures = [FeaturePREFETCHI, FeatureAVXVNNIINT16, @@ -1880,8 +1879,10 @@ def : ProcModel<P, AlderlakePModel, } def : ProcModel<"lunarlake", LunarlakePModel, ProcessorFeatures.ARLSFeatures, ProcessorFeatures.ADLTuning>; -def : ProcModel<"pantherlake", AlderlakePModel, +foreach P = ["pantherlake", "wildcatlake"] in { +def : ProcModel<P, AlderlakePModel, ProcessorFeatures.PTLFeatures, ProcessorFeatures.ADLTuning>; +} def : ProcModel<"clearwaterforest", AlderlakePModel, ProcessorFeatures.CWFFeatures, ProcessorFeatures.ADLTuning>; def : ProcModel<"emeraldrapids", SapphireRapidsModel, diff --git a/llvm/lib/Target/X86/X86FloatingPoint.cpp b/llvm/lib/Target/X86/X86FloatingPoint.cpp index e0991aa..9f88fda 100644 --- a/llvm/lib/Target/X86/X86FloatingPoint.cpp +++ b/llvm/lib/Target/X86/X86FloatingPoint.cpp @@ -602,8 +602,7 @@ namespace { friend bool operator<(const TableEntry &TE, unsigned V) { return TE.from < V; } - friend bool LLVM_ATTRIBUTE_UNUSED operator<(unsigned V, - const TableEntry &TE) { + [[maybe_unused]] friend bool operator<(unsigned V, const TableEntry &TE) { return V < TE.from; } }; diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index c32b1a6..a0b64ff 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -58342,11 +58342,12 @@ static SDValue combineX86CloadCstore(SDNode *N, SelectionDAG &DAG) { } else if (Op1.getOpcode() == ISD::AND && Sub.getValue(0).use_empty()) { SDValue Src = Op1; SDValue Op10 = Op1.getOperand(0); - if (Op10.getOpcode() == ISD::XOR && isAllOnesConstant(Op10.getOperand(1))) { - // res, flags2 = sub 0, (and (xor X, -1), Y) + if (Op10.getOpcode() == ISD::XOR && isAllOnesConstant(Op10.getOperand(1)) && + llvm::isOneConstant(Op1.getOperand(1))) { + // res, flags2 = sub 0, (and (xor X, -1), 1) // cload/cstore ..., cond_ne, flag2 // -> - // res, flags2 = sub 0, (and X, Y) + // res, flags2 = sub 0, (and X, 1) // cload/cstore ..., cond_e, flag2 Src = DAG.getNode(ISD::AND, DL, Op1.getValueType(), Op10.getOperand(0), Op1.getOperand(1)); diff --git a/llvm/lib/Target/X86/X86InstrCompiler.td b/llvm/lib/Target/X86/X86InstrCompiler.td index 0fd44b7..ec31675 100644 --- a/llvm/lib/Target/X86/X86InstrCompiler.td +++ b/llvm/lib/Target/X86/X86InstrCompiler.td @@ -1256,8 +1256,17 @@ def : Pat<(i64 (X86Wrapper tconstpool :$dst)), (MOV64ri32 tconstpool :$dst)>, Requires<[KernelCode]>; def : Pat<(i64 (X86Wrapper tjumptable :$dst)), (MOV64ri32 tjumptable :$dst)>, Requires<[KernelCode]>; -def : Pat<(i64 (X86Wrapper tglobaladdr :$dst)), - (MOV64ri32 tglobaladdr :$dst)>, Requires<[KernelCode]>; + +// If the globaladdr is an absolute_symbol, don't bother using the sign extending +// instruction since there's no benefit to using it with absolute symbols. +def globalAddrNoAbsSym : PatLeaf<(tglobaladdr:$dst), [{ + auto *GA = cast<GlobalAddressSDNode>(N); + return !GA->getGlobal()->getAbsoluteSymbolRange(); +}]>; +def : Pat<(i64 (X86Wrapper globalAddrNoAbsSym:$dst)), + (MOV64ri32 tglobaladdr:$dst)>, + Requires<[KernelCode]>; + def : Pat<(i64 (X86Wrapper texternalsym:$dst)), (MOV64ri32 texternalsym:$dst)>, Requires<[KernelCode]>; def : Pat<(i64 (X86Wrapper mcsym:$dst)), |