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-rw-r--r--lib/AsmParser/CMakeLists.txt5
-rw-r--r--lib/AsmParser/LLLexer.cpp26
-rw-r--r--lib/AsmParser/LLParser.cpp302
-rw-r--r--lib/AsmParser/LLParser.h8
-rw-r--r--lib/AsmParser/LLToken.h15
-rw-r--r--lib/AsmParser/Parser.cpp2
6 files changed, 331 insertions, 27 deletions
diff --git a/lib/AsmParser/CMakeLists.txt b/lib/AsmParser/CMakeLists.txt
index 985ebe2..7496015 100644
--- a/lib/AsmParser/CMakeLists.txt
+++ b/lib/AsmParser/CMakeLists.txt
@@ -4,3 +4,8 @@ add_llvm_library(LLVMAsmParser
LLParser.cpp
Parser.cpp
)
+
+add_llvm_library_dependencies(LLVMAsmParser
+ LLVMCore
+ LLVMSupport
+ )
diff --git a/lib/AsmParser/LLLexer.cpp b/lib/AsmParser/LLLexer.cpp
index 29eb944..91d6c6a 100644
--- a/lib/AsmParser/LLLexer.cpp
+++ b/lib/AsmParser/LLLexer.cpp
@@ -29,7 +29,7 @@
using namespace llvm;
bool LLLexer::Error(LocTy ErrorLoc, const Twine &Msg) const {
- ErrorInfo = SM.GetMessage(ErrorLoc, Msg, "error");
+ ErrorInfo = SM.GetMessage(ErrorLoc, SourceMgr::DK_Error, Msg);
return true;
}
@@ -506,6 +506,15 @@ lltok::Kind LLLexer::LexIdentifier() {
KEYWORD(deplibs);
KEYWORD(datalayout);
KEYWORD(volatile);
+ KEYWORD(atomic);
+ KEYWORD(unordered);
+ KEYWORD(monotonic);
+ KEYWORD(acquire);
+ KEYWORD(release);
+ KEYWORD(acq_rel);
+ KEYWORD(seq_cst);
+ KEYWORD(singlethread);
+
KEYWORD(nuw);
KEYWORD(nsw);
KEYWORD(exact);
@@ -549,6 +558,7 @@ lltok::Kind LLLexer::LexIdentifier() {
KEYWORD(readnone);
KEYWORD(readonly);
KEYWORD(uwtable);
+ KEYWORD(returns_twice);
KEYWORD(inlinehint);
KEYWORD(noinline);
@@ -559,7 +569,6 @@ lltok::Kind LLLexer::LexIdentifier() {
KEYWORD(noredzone);
KEYWORD(noimplicitfloat);
KEYWORD(naked);
- KEYWORD(hotpatch);
KEYWORD(nonlazybind);
KEYWORD(type);
@@ -570,8 +579,16 @@ lltok::Kind LLLexer::LexIdentifier() {
KEYWORD(oeq); KEYWORD(one); KEYWORD(olt); KEYWORD(ogt); KEYWORD(ole);
KEYWORD(oge); KEYWORD(ord); KEYWORD(uno); KEYWORD(ueq); KEYWORD(une);
+ KEYWORD(xchg); KEYWORD(nand); KEYWORD(max); KEYWORD(min); KEYWORD(umax);
+ KEYWORD(umin);
+
KEYWORD(x);
KEYWORD(blockaddress);
+
+ KEYWORD(personality);
+ KEYWORD(cleanup);
+ KEYWORD(catch);
+ KEYWORD(filter);
#undef KEYWORD
// Keywords for types.
@@ -624,12 +641,16 @@ lltok::Kind LLLexer::LexIdentifier() {
INSTKEYWORD(switch, Switch);
INSTKEYWORD(indirectbr, IndirectBr);
INSTKEYWORD(invoke, Invoke);
+ INSTKEYWORD(resume, Resume);
INSTKEYWORD(unwind, Unwind);
INSTKEYWORD(unreachable, Unreachable);
INSTKEYWORD(alloca, Alloca);
INSTKEYWORD(load, Load);
INSTKEYWORD(store, Store);
+ INSTKEYWORD(cmpxchg, AtomicCmpXchg);
+ INSTKEYWORD(atomicrmw, AtomicRMW);
+ INSTKEYWORD(fence, Fence);
INSTKEYWORD(getelementptr, GetElementPtr);
INSTKEYWORD(extractelement, ExtractElement);
@@ -637,6 +658,7 @@ lltok::Kind LLLexer::LexIdentifier() {
INSTKEYWORD(shufflevector, ShuffleVector);
INSTKEYWORD(extractvalue, ExtractValue);
INSTKEYWORD(insertvalue, InsertValue);
+ INSTKEYWORD(landingpad, LandingPad);
#undef INSTKEYWORD
// Check for [us]0x[0-9A-Fa-f]+ which are Hexadecimal constant generated by
diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp
index c70731f..cafaab0 100644
--- a/lib/AsmParser/LLParser.cpp
+++ b/lib/AsmParser/LLParser.cpp
@@ -120,6 +120,9 @@ bool LLParser::ValidateEndOfModule() {
for (Module::iterator FI = M->begin(), FE = M->end(); FI != FE; )
UpgradeCallsToIntrinsic(FI++); // must be post-increment, as we remove
+ // Upgrade to new EH scheme. N.B. This will go away in 3.1.
+ UpgradeExceptionHandling(M);
+
// Check debug info intrinsics.
CheckDebugInfoIntrinsics(M);
return false;
@@ -908,6 +911,7 @@ bool LLParser::ParseOptionalAttrs(unsigned &Attrs, unsigned AttrKind) {
case lltok::kw_noreturn: Attrs |= Attribute::NoReturn; break;
case lltok::kw_nounwind: Attrs |= Attribute::NoUnwind; break;
case lltok::kw_uwtable: Attrs |= Attribute::UWTable; break;
+ case lltok::kw_returns_twice: Attrs |= Attribute::ReturnsTwice; break;
case lltok::kw_noinline: Attrs |= Attribute::NoInline; break;
case lltok::kw_readnone: Attrs |= Attribute::ReadNone; break;
case lltok::kw_readonly: Attrs |= Attribute::ReadOnly; break;
@@ -919,7 +923,6 @@ bool LLParser::ParseOptionalAttrs(unsigned &Attrs, unsigned AttrKind) {
case lltok::kw_noredzone: Attrs |= Attribute::NoRedZone; break;
case lltok::kw_noimplicitfloat: Attrs |= Attribute::NoImplicitFloat; break;
case lltok::kw_naked: Attrs |= Attribute::Naked; break;
- case lltok::kw_hotpatch: Attrs |= Attribute::Hotpatch; break;
case lltok::kw_nonlazybind: Attrs |= Attribute::NonLazyBind; break;
case lltok::kw_alignstack: {
@@ -1145,6 +1148,32 @@ bool LLParser::ParseOptionalCommaAlign(unsigned &Alignment,
return false;
}
+/// ParseScopeAndOrdering
+/// if isAtomic: ::= 'singlethread'? AtomicOrdering
+/// else: ::=
+///
+/// This sets Scope and Ordering to the parsed values.
+bool LLParser::ParseScopeAndOrdering(bool isAtomic, SynchronizationScope &Scope,
+ AtomicOrdering &Ordering) {
+ if (!isAtomic)
+ return false;
+
+ Scope = CrossThread;
+ if (EatIfPresent(lltok::kw_singlethread))
+ Scope = SingleThread;
+ switch (Lex.getKind()) {
+ default: return TokError("Expected ordering on atomic instruction");
+ case lltok::kw_unordered: Ordering = Unordered; break;
+ case lltok::kw_monotonic: Ordering = Monotonic; break;
+ case lltok::kw_acquire: Ordering = Acquire; break;
+ case lltok::kw_release: Ordering = Release; break;
+ case lltok::kw_acq_rel: Ordering = AcquireRelease; break;
+ case lltok::kw_seq_cst: Ordering = SequentiallyConsistent; break;
+ }
+ Lex.Lex();
+ return false;
+}
+
/// ParseOptionalStackAlignment
/// ::= /* empty */
/// ::= 'alignstack' '(' 4 ')'
@@ -1237,7 +1266,7 @@ bool LLParser::ParseType(Type *&Result, bool AllowVoid) {
// If the type hasn't been defined yet, create a forward definition and
// remember where that forward def'n was seen (in case it never is defined).
if (Entry.first == 0) {
- Entry.first = StructType::createNamed(Context, Lex.getStrVal());
+ Entry.first = StructType::create(Context, Lex.getStrVal());
Entry.second = Lex.getLoc();
}
Result = Entry.first;
@@ -1254,7 +1283,7 @@ bool LLParser::ParseType(Type *&Result, bool AllowVoid) {
// If the type hasn't been defined yet, create a forward definition and
// remember where that forward def'n was seen (in case it never is defined).
if (Entry.first == 0) {
- Entry.first = StructType::createNamed(Context, "");
+ Entry.first = StructType::create(Context);
Entry.second = Lex.getLoc();
}
Result = Entry.first;
@@ -1476,7 +1505,7 @@ bool LLParser::ParseStructDefinition(SMLoc TypeLoc, StringRef Name,
// If this type number has never been uttered, create it.
if (Entry.first == 0)
- Entry.first = StructType::createNamed(Context, Name);
+ Entry.first = StructType::create(Context, Name);
ResultTy = Entry.first;
return false;
}
@@ -1502,7 +1531,7 @@ bool LLParser::ParseStructDefinition(SMLoc TypeLoc, StringRef Name,
// If this type number has never been uttered, create it.
if (Entry.first == 0)
- Entry.first = StructType::createNamed(Context, Name);
+ Entry.first = StructType::create(Context, Name);
StructType *STy = cast<StructType>(Entry.first);
@@ -2273,16 +2302,11 @@ bool LLParser::ParseValID(ValID &ID, PerFunctionState *PFS) {
if (Elts.size() == 0 || !Elts[0]->getType()->isPointerTy())
return Error(ID.Loc, "getelementptr requires pointer operand");
- if (!GetElementPtrInst::getIndexedType(Elts[0]->getType(),
- (Value**)(Elts.data() + 1),
- Elts.size() - 1))
+ ArrayRef<Constant *> Indices(Elts.begin() + 1, Elts.end());
+ if (!GetElementPtrInst::getIndexedType(Elts[0]->getType(), Indices))
return Error(ID.Loc, "invalid indices for getelementptr");
- ID.ConstantVal = InBounds ?
- ConstantExpr::getInBoundsGetElementPtr(Elts[0],
- Elts.data() + 1,
- Elts.size() - 1) :
- ConstantExpr::getGetElementPtr(Elts[0],
- Elts.data() + 1, Elts.size() - 1);
+ ID.ConstantVal = ConstantExpr::getGetElementPtr(Elts[0], Indices,
+ InBounds);
} else if (Opc == Instruction::Select) {
if (Elts.size() != 3)
return Error(ID.Loc, "expected three operands to select");
@@ -2864,6 +2888,7 @@ int LLParser::ParseInstruction(Instruction *&Inst, BasicBlock *BB,
case lltok::kw_switch: return ParseSwitch(Inst, PFS);
case lltok::kw_indirectbr: return ParseIndirectBr(Inst, PFS);
case lltok::kw_invoke: return ParseInvoke(Inst, PFS);
+ case lltok::kw_resume: return ParseResume(Inst, PFS);
// Binary Operators.
case lltok::kw_add:
case lltok::kw_sub:
@@ -2923,13 +2948,18 @@ int LLParser::ParseInstruction(Instruction *&Inst, BasicBlock *BB,
case lltok::kw_insertelement: return ParseInsertElement(Inst, PFS);
case lltok::kw_shufflevector: return ParseShuffleVector(Inst, PFS);
case lltok::kw_phi: return ParsePHI(Inst, PFS);
+ case lltok::kw_landingpad: return ParseLandingPad(Inst, PFS);
case lltok::kw_call: return ParseCall(Inst, PFS, false);
case lltok::kw_tail: return ParseCall(Inst, PFS, true);
// Memory.
case lltok::kw_alloca: return ParseAlloc(Inst, PFS);
case lltok::kw_load: return ParseLoad(Inst, PFS, false);
case lltok::kw_store: return ParseStore(Inst, PFS, false);
+ case lltok::kw_cmpxchg: return ParseCmpXchg(Inst, PFS);
+ case lltok::kw_atomicrmw: return ParseAtomicRMW(Inst, PFS);
+ case lltok::kw_fence: return ParseFence(Inst, PFS);
case lltok::kw_volatile:
+ // For compatibility; canonical location is after load
if (EatIfPresent(lltok::kw_load))
return ParseLoad(Inst, PFS, true);
else if (EatIfPresent(lltok::kw_store))
@@ -3225,7 +3255,17 @@ bool LLParser::ParseInvoke(Instruction *&Inst, PerFunctionState &PFS) {
return false;
}
+/// ParseResume
+/// ::= 'resume' TypeAndValue
+bool LLParser::ParseResume(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *Exn; LocTy ExnLoc;
+ if (ParseTypeAndValue(Exn, ExnLoc, PFS))
+ return true;
+ ResumeInst *RI = ResumeInst::Create(Exn);
+ Inst = RI;
+ return false;
+}
//===----------------------------------------------------------------------===//
// Binary Operators.
@@ -3473,6 +3513,56 @@ int LLParser::ParsePHI(Instruction *&Inst, PerFunctionState &PFS) {
return AteExtraComma ? InstExtraComma : InstNormal;
}
+/// ParseLandingPad
+/// ::= 'landingpad' Type 'personality' TypeAndValue 'cleanup'? Clause+
+/// Clause
+/// ::= 'catch' TypeAndValue
+/// ::= 'filter'
+/// ::= 'filter' TypeAndValue ( ',' TypeAndValue )*
+bool LLParser::ParseLandingPad(Instruction *&Inst, PerFunctionState &PFS) {
+ Type *Ty = 0; LocTy TyLoc;
+ Value *PersFn; LocTy PersFnLoc;
+
+ if (ParseType(Ty, TyLoc) ||
+ ParseToken(lltok::kw_personality, "expected 'personality'") ||
+ ParseTypeAndValue(PersFn, PersFnLoc, PFS))
+ return true;
+
+ LandingPadInst *LP = LandingPadInst::Create(Ty, PersFn, 0);
+ LP->setCleanup(EatIfPresent(lltok::kw_cleanup));
+
+ while (Lex.getKind() == lltok::kw_catch || Lex.getKind() == lltok::kw_filter){
+ LandingPadInst::ClauseType CT;
+ if (EatIfPresent(lltok::kw_catch))
+ CT = LandingPadInst::Catch;
+ else if (EatIfPresent(lltok::kw_filter))
+ CT = LandingPadInst::Filter;
+ else
+ return TokError("expected 'catch' or 'filter' clause type");
+
+ Value *V; LocTy VLoc;
+ if (ParseTypeAndValue(V, VLoc, PFS)) {
+ delete LP;
+ return true;
+ }
+
+ // A 'catch' type expects a non-array constant. A filter clause expects an
+ // array constant.
+ if (CT == LandingPadInst::Catch) {
+ if (isa<ArrayType>(V->getType()))
+ Error(VLoc, "'catch' clause has an invalid type");
+ } else {
+ if (!isa<ArrayType>(V->getType()))
+ Error(VLoc, "'filter' clause has an invalid type");
+ }
+
+ LP->addClause(V);
+ }
+
+ Inst = LP;
+ return false;
+}
+
/// ParseCall
/// ::= 'tail'? 'call' OptionalCallingConv OptionalAttrs Type Value
/// ParameterList OptionalAttrs
@@ -3596,34 +3686,85 @@ int LLParser::ParseAlloc(Instruction *&Inst, PerFunctionState &PFS) {
}
/// ParseLoad
-/// ::= 'volatile'? 'load' TypeAndValue (',' OptionalInfo)?
+/// ::= 'load' 'volatile'? TypeAndValue (',' 'align' i32)?
+/// ::= 'load' 'atomic' 'volatile'? TypeAndValue
+/// 'singlethread'? AtomicOrdering (',' 'align' i32)?
+/// Compatibility:
+/// ::= 'volatile' 'load' TypeAndValue (',' 'align' i32)?
int LLParser::ParseLoad(Instruction *&Inst, PerFunctionState &PFS,
bool isVolatile) {
Value *Val; LocTy Loc;
unsigned Alignment = 0;
bool AteExtraComma = false;
+ bool isAtomic = false;
+ AtomicOrdering Ordering = NotAtomic;
+ SynchronizationScope Scope = CrossThread;
+
+ if (Lex.getKind() == lltok::kw_atomic) {
+ if (isVolatile)
+ return TokError("mixing atomic with old volatile placement");
+ isAtomic = true;
+ Lex.Lex();
+ }
+
+ if (Lex.getKind() == lltok::kw_volatile) {
+ if (isVolatile)
+ return TokError("duplicate volatile before and after store");
+ isVolatile = true;
+ Lex.Lex();
+ }
+
if (ParseTypeAndValue(Val, Loc, PFS) ||
+ ParseScopeAndOrdering(isAtomic, Scope, Ordering) ||
ParseOptionalCommaAlign(Alignment, AteExtraComma))
return true;
if (!Val->getType()->isPointerTy() ||
!cast<PointerType>(Val->getType())->getElementType()->isFirstClassType())
return Error(Loc, "load operand must be a pointer to a first class type");
+ if (isAtomic && !Alignment)
+ return Error(Loc, "atomic load must have explicit non-zero alignment");
+ if (Ordering == Release || Ordering == AcquireRelease)
+ return Error(Loc, "atomic load cannot use Release ordering");
- Inst = new LoadInst(Val, "", isVolatile, Alignment);
+ Inst = new LoadInst(Val, "", isVolatile, Alignment, Ordering, Scope);
return AteExtraComma ? InstExtraComma : InstNormal;
}
/// ParseStore
-/// ::= 'volatile'? 'store' TypeAndValue ',' TypeAndValue (',' 'align' i32)?
+
+/// ::= 'store' 'volatile'? TypeAndValue ',' TypeAndValue (',' 'align' i32)?
+/// ::= 'store' 'atomic' 'volatile'? TypeAndValue ',' TypeAndValue
+/// 'singlethread'? AtomicOrdering (',' 'align' i32)?
+/// Compatibility:
+/// ::= 'volatile' 'store' TypeAndValue ',' TypeAndValue (',' 'align' i32)?
int LLParser::ParseStore(Instruction *&Inst, PerFunctionState &PFS,
bool isVolatile) {
Value *Val, *Ptr; LocTy Loc, PtrLoc;
unsigned Alignment = 0;
bool AteExtraComma = false;
+ bool isAtomic = false;
+ AtomicOrdering Ordering = NotAtomic;
+ SynchronizationScope Scope = CrossThread;
+
+ if (Lex.getKind() == lltok::kw_atomic) {
+ if (isVolatile)
+ return TokError("mixing atomic with old volatile placement");
+ isAtomic = true;
+ Lex.Lex();
+ }
+
+ if (Lex.getKind() == lltok::kw_volatile) {
+ if (isVolatile)
+ return TokError("duplicate volatile before and after store");
+ isVolatile = true;
+ Lex.Lex();
+ }
+
if (ParseTypeAndValue(Val, Loc, PFS) ||
ParseToken(lltok::comma, "expected ',' after store operand") ||
ParseTypeAndValue(Ptr, PtrLoc, PFS) ||
+ ParseScopeAndOrdering(isAtomic, Scope, Ordering) ||
ParseOptionalCommaAlign(Alignment, AteExtraComma))
return true;
@@ -3633,11 +3774,131 @@ int LLParser::ParseStore(Instruction *&Inst, PerFunctionState &PFS,
return Error(Loc, "store operand must be a first class value");
if (cast<PointerType>(Ptr->getType())->getElementType() != Val->getType())
return Error(Loc, "stored value and pointer type do not match");
+ if (isAtomic && !Alignment)
+ return Error(Loc, "atomic store must have explicit non-zero alignment");
+ if (Ordering == Acquire || Ordering == AcquireRelease)
+ return Error(Loc, "atomic store cannot use Acquire ordering");
+
+ Inst = new StoreInst(Val, Ptr, isVolatile, Alignment, Ordering, Scope);
+ return AteExtraComma ? InstExtraComma : InstNormal;
+}
- Inst = new StoreInst(Val, Ptr, isVolatile, Alignment);
+/// ParseCmpXchg
+/// ::= 'cmpxchg' 'volatile'? TypeAndValue ',' TypeAndValue ',' TypeAndValue
+/// 'singlethread'? AtomicOrdering
+int LLParser::ParseCmpXchg(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *Ptr, *Cmp, *New; LocTy PtrLoc, CmpLoc, NewLoc;
+ bool AteExtraComma = false;
+ AtomicOrdering Ordering = NotAtomic;
+ SynchronizationScope Scope = CrossThread;
+ bool isVolatile = false;
+
+ if (EatIfPresent(lltok::kw_volatile))
+ isVolatile = true;
+
+ if (ParseTypeAndValue(Ptr, PtrLoc, PFS) ||
+ ParseToken(lltok::comma, "expected ',' after cmpxchg address") ||
+ ParseTypeAndValue(Cmp, CmpLoc, PFS) ||
+ ParseToken(lltok::comma, "expected ',' after cmpxchg cmp operand") ||
+ ParseTypeAndValue(New, NewLoc, PFS) ||
+ ParseScopeAndOrdering(true /*Always atomic*/, Scope, Ordering))
+ return true;
+
+ if (Ordering == Unordered)
+ return TokError("cmpxchg cannot be unordered");
+ if (!Ptr->getType()->isPointerTy())
+ return Error(PtrLoc, "cmpxchg operand must be a pointer");
+ if (cast<PointerType>(Ptr->getType())->getElementType() != Cmp->getType())
+ return Error(CmpLoc, "compare value and pointer type do not match");
+ if (cast<PointerType>(Ptr->getType())->getElementType() != New->getType())
+ return Error(NewLoc, "new value and pointer type do not match");
+ if (!New->getType()->isIntegerTy())
+ return Error(NewLoc, "cmpxchg operand must be an integer");
+ unsigned Size = New->getType()->getPrimitiveSizeInBits();
+ if (Size < 8 || (Size & (Size - 1)))
+ return Error(NewLoc, "cmpxchg operand must be power-of-two byte-sized"
+ " integer");
+
+ AtomicCmpXchgInst *CXI =
+ new AtomicCmpXchgInst(Ptr, Cmp, New, Ordering, Scope);
+ CXI->setVolatile(isVolatile);
+ Inst = CXI;
return AteExtraComma ? InstExtraComma : InstNormal;
}
+/// ParseAtomicRMW
+/// ::= 'atomicrmw' 'volatile'? BinOp TypeAndValue ',' TypeAndValue
+/// 'singlethread'? AtomicOrdering
+int LLParser::ParseAtomicRMW(Instruction *&Inst, PerFunctionState &PFS) {
+ Value *Ptr, *Val; LocTy PtrLoc, ValLoc;
+ bool AteExtraComma = false;
+ AtomicOrdering Ordering = NotAtomic;
+ SynchronizationScope Scope = CrossThread;
+ bool isVolatile = false;
+ AtomicRMWInst::BinOp Operation;
+
+ if (EatIfPresent(lltok::kw_volatile))
+ isVolatile = true;
+
+ switch (Lex.getKind()) {
+ default: return TokError("expected binary operation in atomicrmw");
+ case lltok::kw_xchg: Operation = AtomicRMWInst::Xchg; break;
+ case lltok::kw_add: Operation = AtomicRMWInst::Add; break;
+ case lltok::kw_sub: Operation = AtomicRMWInst::Sub; break;
+ case lltok::kw_and: Operation = AtomicRMWInst::And; break;
+ case lltok::kw_nand: Operation = AtomicRMWInst::Nand; break;
+ case lltok::kw_or: Operation = AtomicRMWInst::Or; break;
+ case lltok::kw_xor: Operation = AtomicRMWInst::Xor; break;
+ case lltok::kw_max: Operation = AtomicRMWInst::Max; break;
+ case lltok::kw_min: Operation = AtomicRMWInst::Min; break;
+ case lltok::kw_umax: Operation = AtomicRMWInst::UMax; break;
+ case lltok::kw_umin: Operation = AtomicRMWInst::UMin; break;
+ }
+ Lex.Lex(); // Eat the operation.
+
+ if (ParseTypeAndValue(Ptr, PtrLoc, PFS) ||
+ ParseToken(lltok::comma, "expected ',' after atomicrmw address") ||
+ ParseTypeAndValue(Val, ValLoc, PFS) ||
+ ParseScopeAndOrdering(true /*Always atomic*/, Scope, Ordering))
+ return true;
+
+ if (Ordering == Unordered)
+ return TokError("atomicrmw cannot be unordered");
+ if (!Ptr->getType()->isPointerTy())
+ return Error(PtrLoc, "atomicrmw operand must be a pointer");
+ if (cast<PointerType>(Ptr->getType())->getElementType() != Val->getType())
+ return Error(ValLoc, "atomicrmw value and pointer type do not match");
+ if (!Val->getType()->isIntegerTy())
+ return Error(ValLoc, "atomicrmw operand must be an integer");
+ unsigned Size = Val->getType()->getPrimitiveSizeInBits();
+ if (Size < 8 || (Size & (Size - 1)))
+ return Error(ValLoc, "atomicrmw operand must be power-of-two byte-sized"
+ " integer");
+
+ AtomicRMWInst *RMWI =
+ new AtomicRMWInst(Operation, Ptr, Val, Ordering, Scope);
+ RMWI->setVolatile(isVolatile);
+ Inst = RMWI;
+ return AteExtraComma ? InstExtraComma : InstNormal;
+}
+
+/// ParseFence
+/// ::= 'fence' 'singlethread'? AtomicOrdering
+int LLParser::ParseFence(Instruction *&Inst, PerFunctionState &PFS) {
+ AtomicOrdering Ordering = NotAtomic;
+ SynchronizationScope Scope = CrossThread;
+ if (ParseScopeAndOrdering(true /*Always atomic*/, Scope, Ordering))
+ return true;
+
+ if (Ordering == Unordered)
+ return TokError("fence cannot be unordered");
+ if (Ordering == Monotonic)
+ return TokError("fence cannot be monotonic");
+
+ Inst = new FenceInst(Context, Ordering, Scope);
+ return InstNormal;
+}
+
/// ParseGetElementPtr
/// ::= 'getelementptr' 'inbounds'? TypeAndValue (',' TypeAndValue)*
int LLParser::ParseGetElementPtr(Instruction *&Inst, PerFunctionState &PFS) {
@@ -3663,10 +3924,9 @@ int LLParser::ParseGetElementPtr(Instruction *&Inst, PerFunctionState &PFS) {
Indices.push_back(Val);
}
- if (!GetElementPtrInst::getIndexedType(Ptr->getType(),
- Indices.begin(), Indices.end()))
+ if (!GetElementPtrInst::getIndexedType(Ptr->getType(), Indices))
return Error(Loc, "invalid getelementptr indices");
- Inst = GetElementPtrInst::Create(Ptr, Indices.begin(), Indices.end());
+ Inst = GetElementPtrInst::Create(Ptr, Indices);
if (InBounds)
cast<GetElementPtrInst>(Inst)->setIsInBounds(true);
return AteExtraComma ? InstExtraComma : InstNormal;
diff --git a/lib/AsmParser/LLParser.h b/lib/AsmParser/LLParser.h
index 41e42ca..cbc3c23 100644
--- a/lib/AsmParser/LLParser.h
+++ b/lib/AsmParser/LLParser.h
@@ -15,6 +15,7 @@
#define LLVM_ASMPARSER_LLPARSER_H
#include "LLLexer.h"
+#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/Type.h"
#include "llvm/ADT/DenseMap.h"
@@ -178,6 +179,8 @@ namespace llvm {
bool ParseOptionalVisibility(unsigned &Visibility);
bool ParseOptionalCallingConv(CallingConv::ID &CC);
bool ParseOptionalAlignment(unsigned &Alignment);
+ bool ParseScopeAndOrdering(bool isAtomic, SynchronizationScope &Scope,
+ AtomicOrdering &Ordering);
bool ParseOptionalStackAlignment(unsigned &Alignment);
bool ParseOptionalCommaAlign(unsigned &Alignment, bool &AteExtraComma);
bool ParseIndexList(SmallVectorImpl<unsigned> &Indices,bool &AteExtraComma);
@@ -344,6 +347,7 @@ namespace llvm {
bool ParseSwitch(Instruction *&Inst, PerFunctionState &PFS);
bool ParseIndirectBr(Instruction *&Inst, PerFunctionState &PFS);
bool ParseInvoke(Instruction *&Inst, PerFunctionState &PFS);
+ bool ParseResume(Instruction *&Inst, PerFunctionState &PFS);
bool ParseArithmetic(Instruction *&I, PerFunctionState &PFS, unsigned Opc,
unsigned OperandType);
@@ -356,10 +360,14 @@ namespace llvm {
bool ParseInsertElement(Instruction *&I, PerFunctionState &PFS);
bool ParseShuffleVector(Instruction *&I, PerFunctionState &PFS);
int ParsePHI(Instruction *&I, PerFunctionState &PFS);
+ bool ParseLandingPad(Instruction *&I, PerFunctionState &PFS);
bool ParseCall(Instruction *&I, PerFunctionState &PFS, bool isTail);
int ParseAlloc(Instruction *&I, PerFunctionState &PFS);
int ParseLoad(Instruction *&I, PerFunctionState &PFS, bool isVolatile);
int ParseStore(Instruction *&I, PerFunctionState &PFS, bool isVolatile);
+ int ParseCmpXchg(Instruction *&I, PerFunctionState &PFS);
+ int ParseAtomicRMW(Instruction *&I, PerFunctionState &PFS);
+ int ParseFence(Instruction *&I, PerFunctionState &PFS);
int ParseGetElementPtr(Instruction *&I, PerFunctionState &PFS);
int ParseExtractValue(Instruction *&I, PerFunctionState &PFS);
int ParseInsertValue(Instruction *&I, PerFunctionState &PFS);
diff --git a/lib/AsmParser/LLToken.h b/lib/AsmParser/LLToken.h
index a5f89fc..8f16772 100644
--- a/lib/AsmParser/LLToken.h
+++ b/lib/AsmParser/LLToken.h
@@ -53,6 +53,9 @@ namespace lltok {
kw_deplibs,
kw_datalayout,
kw_volatile,
+ kw_atomic,
+ kw_unordered, kw_monotonic, kw_acquire, kw_release, kw_acq_rel, kw_seq_cst,
+ kw_singlethread,
kw_nuw,
kw_nsw,
kw_exact,
@@ -87,6 +90,7 @@ namespace lltok {
kw_readnone,
kw_readonly,
kw_uwtable,
+ kw_returns_twice,
kw_inlinehint,
kw_noinline,
@@ -97,7 +101,6 @@ namespace lltok {
kw_noredzone,
kw_noimplicitfloat,
kw_naked,
- kw_hotpatch,
kw_nonlazybind,
kw_type,
@@ -107,6 +110,9 @@ namespace lltok {
kw_uge, kw_oeq, kw_one, kw_olt, kw_ogt, kw_ole, kw_oge, kw_ord, kw_uno,
kw_ueq, kw_une,
+ // atomicrmw operations that aren't also instruction keywords.
+ kw_xchg, kw_nand, kw_max, kw_min, kw_umax, kw_umin,
+
// Instruction Opcodes (Opcode in UIntVal).
kw_add, kw_fadd, kw_sub, kw_fsub, kw_mul, kw_fmul,
kw_udiv, kw_sdiv, kw_fdiv,
@@ -118,10 +124,13 @@ namespace lltok {
kw_fptoui, kw_fptosi, kw_inttoptr, kw_ptrtoint, kw_bitcast,
kw_select, kw_va_arg,
- kw_ret, kw_br, kw_switch, kw_indirectbr, kw_invoke, kw_unwind,
+ kw_landingpad, kw_personality, kw_cleanup, kw_catch, kw_filter,
+
+ kw_ret, kw_br, kw_switch, kw_indirectbr, kw_invoke, kw_unwind, kw_resume,
kw_unreachable,
- kw_alloca, kw_load, kw_store, kw_getelementptr,
+ kw_alloca, kw_load, kw_store, kw_fence, kw_cmpxchg, kw_atomicrmw,
+ kw_getelementptr,
kw_extractelement, kw_insertelement, kw_shufflevector,
kw_extractvalue, kw_insertvalue, kw_blockaddress,
diff --git a/lib/AsmParser/Parser.cpp b/lib/AsmParser/Parser.cpp
index 59fb471..21b7fd4 100644
--- a/lib/AsmParser/Parser.cpp
+++ b/lib/AsmParser/Parser.cpp
@@ -44,7 +44,7 @@ Module *llvm::ParseAssemblyFile(const std::string &Filename, SMDiagnostic &Err,
LLVMContext &Context) {
OwningPtr<MemoryBuffer> File;
if (error_code ec = MemoryBuffer::getFileOrSTDIN(Filename.c_str(), File)) {
- Err = SMDiagnostic(Filename,
+ Err = SMDiagnostic(Filename, SourceMgr::DK_Error,
"Could not open input file: " + ec.message());
return 0;
}
generated by cgit v1.1 at 2025-08-16 02:55:28 +0000