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-rw-r--r--lib/AsmParser/llvmAsmParser.y180
1 files changed, 97 insertions, 83 deletions
diff --git a/lib/AsmParser/llvmAsmParser.y b/lib/AsmParser/llvmAsmParser.y
index fa86c18..f5d5c79 100644
--- a/lib/AsmParser/llvmAsmParser.y
+++ b/lib/AsmParser/llvmAsmParser.y
@@ -1089,6 +1089,7 @@ Module *llvm::RunVMAsmParser(llvm::MemoryBuffer *MB) {
%type <UIntVal> OptCallingConv LocalNumber
%type <Attributes> OptAttributes Attribute
%type <Attributes> OptFuncAttrs FuncAttr
+%type <Attributes> OptRetAttrs RetAttr
// Basic Block Terminating Operators
%token <TermOpVal> RET BR SWITCH INVOKE UNWIND UNREACHABLE
@@ -1272,6 +1273,18 @@ OptAttributes : /* empty */ { $$ = Attribute::None; }
}
;
+RetAttr : INREG { $$ = Attribute::InReg; }
+ | ZEROEXT { $$ = Attribute::ZExt; }
+ | SIGNEXT { $$ = Attribute::SExt; }
+ ;
+
+OptRetAttrs : /* empty */ { $$ = Attribute::None; }
+ | OptRetAttrs RetAttr {
+ $$ = $1 | $2;
+ }
+ ;
+
+
FuncAttr : NORETURN { $$ = Attribute::NoReturn; }
| NOUNWIND { $$ = Attribute::NoUnwind; }
| INREG { $$ = Attribute::InReg; }
@@ -1290,6 +1303,7 @@ OptFuncAttrs : /* empty */ { $$ = Attribute::None; }
}
;
+
OptGC : /* empty */ { $$ = 0; }
| GC STRINGCONSTANT {
$$ = $2;
@@ -2304,43 +2318,43 @@ ArgList : ArgListH {
CHECK_FOR_ERROR
};
-FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')'
+FunctionHeaderH : OptCallingConv OptRetAttrs ResultTypes GlobalName '(' ArgList ')'
OptFuncAttrs OptSection OptAlign OptGC {
- std::string FunctionName(*$3);
- delete $3; // Free strdup'd memory!
+ std::string FunctionName(*$4);
+ delete $4; // Free strdup'd memory!
// Check the function result for abstractness if this is a define. We should
// have no abstract types at this point
- if (!CurFun.isDeclare && CurModule.TypeIsUnresolved($2))
- GEN_ERROR("Reference to abstract result: "+ $2->get()->getDescription());
+ if (!CurFun.isDeclare && CurModule.TypeIsUnresolved($3))
+ GEN_ERROR("Reference to abstract result: "+ $3->get()->getDescription());
- if (!FunctionType::isValidReturnType(*$2))
+ if (!FunctionType::isValidReturnType(*$3))
GEN_ERROR("Invalid result type for LLVM function");
std::vector<const Type*> ParamTypeList;
SmallVector<AttributeWithIndex, 8> Attrs;
//FIXME : In 3.0, stop accepting zext, sext and inreg as optional function
//attributes.
- Attributes RetAttrs = 0;
- if ($7 != Attribute::None) {
- if ($7 & Attribute::ZExt) {
+ Attributes RetAttrs = $2;
+ if ($8 != Attribute::None) {
+ if ($8 & Attribute::ZExt) {
RetAttrs = RetAttrs | Attribute::ZExt;
- $7 = $7 ^ Attribute::ZExt;
+ $8 = $8 ^ Attribute::ZExt;
}
- if ($7 & Attribute::SExt) {
+ if ($8 & Attribute::SExt) {
RetAttrs = RetAttrs | Attribute::SExt;
- $7 = $7 ^ Attribute::SExt;
+ $8 = $8 ^ Attribute::SExt;
}
- if ($7 & Attribute::InReg) {
+ if ($8 & Attribute::InReg) {
RetAttrs = RetAttrs | Attribute::InReg;
- $7 = $7 ^ Attribute::InReg;
+ $8 = $8 ^ Attribute::InReg;
}
- if (RetAttrs != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
}
- if ($5) { // If there are arguments...
+ if (RetAttrs != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
+ if ($6) { // If there are arguments...
unsigned index = 1;
- for (ArgListType::iterator I = $5->begin(); I != $5->end(); ++I, ++index) {
+ for (ArgListType::iterator I = $6->begin(); I != $6->end(); ++I, ++index) {
const Type* Ty = I->Ty->get();
if (!CurFun.isDeclare && CurModule.TypeIsUnresolved(I->Ty))
GEN_ERROR("Reference to abstract argument: " + Ty->getDescription());
@@ -2349,8 +2363,8 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')'
Attrs.push_back(AttributeWithIndex::get(index, I->Attrs));
}
}
- if ($7 != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(~0, $7));
+ if ($8 != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(~0, $8));
bool isVarArg = ParamTypeList.size() && ParamTypeList.back() == Type::VoidTy;
if (isVarArg) ParamTypeList.pop_back();
@@ -2359,9 +2373,9 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')'
if (!Attrs.empty())
PAL = AttrListPtr::get(Attrs.begin(), Attrs.end());
- FunctionType *FT = FunctionType::get(*$2, ParamTypeList, isVarArg);
+ FunctionType *FT = FunctionType::get(*$3, ParamTypeList, isVarArg);
const PointerType *PFT = PointerType::getUnqual(FT);
- delete $2;
+ delete $3;
ValID ID;
if (!FunctionName.empty()) {
@@ -2417,29 +2431,29 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')'
}
Fn->setCallingConv($1);
Fn->setAttributes(PAL);
- Fn->setAlignment($9);
- if ($8) {
- Fn->setSection(*$8);
- delete $8;
+ Fn->setAlignment($10);
+ if ($9) {
+ Fn->setSection(*$9);
+ delete $9;
}
- if ($10) {
- Fn->setGC($10->c_str());
- delete $10;
+ if ($11) {
+ Fn->setGC($11->c_str());
+ delete $11;
}
// Add all of the arguments we parsed to the function...
- if ($5) { // Is null if empty...
+ if ($6) { // Is null if empty...
if (isVarArg) { // Nuke the last entry
- assert($5->back().Ty->get() == Type::VoidTy && $5->back().Name == 0 &&
+ assert($6->back().Ty->get() == Type::VoidTy && $6->back().Name == 0 &&
"Not a varargs marker!");
- delete $5->back().Ty;
- $5->pop_back(); // Delete the last entry
+ delete $6->back().Ty;
+ $6->pop_back(); // Delete the last entry
}
Function::arg_iterator ArgIt = Fn->arg_begin();
Function::arg_iterator ArgEnd = Fn->arg_end();
unsigned Idx = 1;
- for (ArgListType::iterator I = $5->begin();
- I != $5->end() && ArgIt != ArgEnd; ++I, ++ArgIt) {
+ for (ArgListType::iterator I = $6->begin();
+ I != $6->end() && ArgIt != ArgEnd; ++I, ++ArgIt) {
delete I->Ty; // Delete the typeholder...
setValueName(ArgIt, I->Name); // Insert arg into symtab...
CHECK_FOR_ERROR
@@ -2447,7 +2461,7 @@ FunctionHeaderH : OptCallingConv ResultTypes GlobalName '(' ArgList ')'
Idx++;
}
- delete $5; // We're now done with the argument list
+ delete $6; // We're now done with the argument list
}
CHECK_FOR_ERROR
};
@@ -2814,17 +2828,17 @@ BBTerminatorInst :
$$ = S;
CHECK_FOR_ERROR
}
- | INVOKE OptCallingConv ResultTypes ValueRef '(' ParamList ')' OptFuncAttrs
- TO LABEL ValueRef UNWIND LABEL ValueRef {
+ | INVOKE OptCallingConv OptRetAttrs ResultTypes ValueRef '(' ParamList ')'
+ OptFuncAttrs TO LABEL ValueRef UNWIND LABEL ValueRef {
// Handle the short syntax
const PointerType *PFTy = 0;
const FunctionType *Ty = 0;
- if (!(PFTy = dyn_cast<PointerType>($3->get())) ||
+ if (!(PFTy = dyn_cast<PointerType>($4->get())) ||
!(Ty = dyn_cast<FunctionType>(PFTy->getElementType()))) {
// Pull out the types of all of the arguments...
std::vector<const Type*> ParamTypes;
- ParamList::iterator I = $6->begin(), E = $6->end();
+ ParamList::iterator I = $7->begin(), E = $7->end();
for (; I != E; ++I) {
const Type *Ty = I->Val->getType();
if (Ty == Type::VoidTy)
@@ -2832,46 +2846,46 @@ BBTerminatorInst :
ParamTypes.push_back(Ty);
}
- if (!FunctionType::isValidReturnType(*$3))
+ if (!FunctionType::isValidReturnType(*$4))
GEN_ERROR("Invalid result type for LLVM function");
- Ty = FunctionType::get($3->get(), ParamTypes, false);
+ Ty = FunctionType::get($4->get(), ParamTypes, false);
PFTy = PointerType::getUnqual(Ty);
}
- delete $3;
+ delete $4;
- Value *V = getVal(PFTy, $4); // Get the function we're calling...
+ Value *V = getVal(PFTy, $5); // Get the function we're calling...
CHECK_FOR_ERROR
- BasicBlock *Normal = getBBVal($11);
+ BasicBlock *Normal = getBBVal($12);
CHECK_FOR_ERROR
- BasicBlock *Except = getBBVal($14);
+ BasicBlock *Except = getBBVal($15);
CHECK_FOR_ERROR
SmallVector<AttributeWithIndex, 8> Attrs;
//FIXME : In 3.0, stop accepting zext, sext and inreg as optional function
//attributes.
- Attributes RetAttrs = 0;
- if ($8 != Attribute::None) {
- if ($8 & Attribute::ZExt) {
+ Attributes RetAttrs = $3;
+ if ($9 != Attribute::None) {
+ if ($9 & Attribute::ZExt) {
RetAttrs = RetAttrs | Attribute::ZExt;
- $8 = $8 ^ Attribute::ZExt;
+ $9 = $9 ^ Attribute::ZExt;
}
- if ($8 & Attribute::SExt) {
+ if ($9 & Attribute::SExt) {
RetAttrs = RetAttrs | Attribute::SExt;
- $8 = $8 ^ Attribute::SExt;
+ $9 = $9 ^ Attribute::SExt;
}
- if ($8 & Attribute::InReg) {
+ if ($9 & Attribute::InReg) {
RetAttrs = RetAttrs | Attribute::InReg;
- $8 = $8 ^ Attribute::InReg;
+ $9 = $9 ^ Attribute::InReg;
}
- if (RetAttrs != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
}
+ if (RetAttrs != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
// Check the arguments
ValueList Args;
- if ($6->empty()) { // Has no arguments?
+ if ($7->empty()) { // Has no arguments?
// Make sure no arguments is a good thing!
if (Ty->getNumParams() != 0)
GEN_ERROR("No arguments passed to a function that "
@@ -2881,7 +2895,7 @@ BBTerminatorInst :
// correctly!
FunctionType::param_iterator I = Ty->param_begin();
FunctionType::param_iterator E = Ty->param_end();
- ParamList::iterator ArgI = $6->begin(), ArgE = $6->end();
+ ParamList::iterator ArgI = $7->begin(), ArgE = $7->end();
unsigned index = 1;
for (; ArgI != ArgE && I != E; ++ArgI, ++I, ++index) {
@@ -2903,8 +2917,8 @@ BBTerminatorInst :
} else if (I != E || ArgI != ArgE)
GEN_ERROR("Invalid number of parameters detected");
}
- if ($8 != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(~0, $8));
+ if ($9 != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(~0, $9));
AttrListPtr PAL;
if (!Attrs.empty())
PAL = AttrListPtr::get(Attrs.begin(), Attrs.end());
@@ -2915,7 +2929,7 @@ BBTerminatorInst :
II->setCallingConv($2);
II->setAttributes(PAL);
$$ = II;
- delete $6;
+ delete $7;
CHECK_FOR_ERROR
}
| UNWIND {
@@ -3226,17 +3240,17 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
delete $2; // Free the list...
CHECK_FOR_ERROR
}
- | OptTailCall OptCallingConv ResultTypes ValueRef '(' ParamList ')'
+ | OptTailCall OptCallingConv OptRetAttrs ResultTypes ValueRef '(' ParamList ')'
OptFuncAttrs {
// Handle the short syntax
const PointerType *PFTy = 0;
const FunctionType *Ty = 0;
- if (!(PFTy = dyn_cast<PointerType>($3->get())) ||
+ if (!(PFTy = dyn_cast<PointerType>($4->get())) ||
!(Ty = dyn_cast<FunctionType>(PFTy->getElementType()))) {
// Pull out the types of all of the arguments...
std::vector<const Type*> ParamTypes;
- ParamList::iterator I = $6->begin(), E = $6->end();
+ ParamList::iterator I = $7->begin(), E = $7->end();
for (; I != E; ++I) {
const Type *Ty = I->Val->getType();
if (Ty == Type::VoidTy)
@@ -3244,14 +3258,14 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
ParamTypes.push_back(Ty);
}
- if (!FunctionType::isValidReturnType(*$3))
+ if (!FunctionType::isValidReturnType(*$4))
GEN_ERROR("Invalid result type for LLVM function");
- Ty = FunctionType::get($3->get(), ParamTypes, false);
+ Ty = FunctionType::get($4->get(), ParamTypes, false);
PFTy = PointerType::getUnqual(Ty);
}
- Value *V = getVal(PFTy, $4); // Get the function we're calling...
+ Value *V = getVal(PFTy, $5); // Get the function we're calling...
CHECK_FOR_ERROR
// Check for call to invalid intrinsic to avoid crashing later.
@@ -3267,27 +3281,27 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
SmallVector<AttributeWithIndex, 8> Attrs;
//FIXME : In 3.0, stop accepting zext, sext and inreg as optional function
//attributes.
- Attributes RetAttrs = 0;
- if ($8 != Attribute::None) {
- if ($8 & Attribute::ZExt) {
+ Attributes RetAttrs = $3;
+ if ($9 != Attribute::None) {
+ if ($9 & Attribute::ZExt) {
RetAttrs = RetAttrs | Attribute::ZExt;
- $8 = $8 ^ Attribute::ZExt;
+ $9 = $9 ^ Attribute::ZExt;
}
- if ($8 & Attribute::SExt) {
+ if ($9 & Attribute::SExt) {
RetAttrs = RetAttrs | Attribute::SExt;
- $8 = $8 ^ Attribute::SExt;
+ $9 = $9 ^ Attribute::SExt;
}
- if ($8 & Attribute::InReg) {
+ if ($9 & Attribute::InReg) {
RetAttrs = RetAttrs | Attribute::InReg;
- $8 = $8 ^ Attribute::InReg;
+ $9 = $9 ^ Attribute::InReg;
}
- if (RetAttrs != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
}
+ if (RetAttrs != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(0, RetAttrs));
// Check the arguments
ValueList Args;
- if ($6->empty()) { // Has no arguments?
+ if ($7->empty()) { // Has no arguments?
// Make sure no arguments is a good thing!
if (Ty->getNumParams() != 0)
GEN_ERROR("No arguments passed to a function that "
@@ -3297,7 +3311,7 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
// correctly. Also, gather any parameter attributes.
FunctionType::param_iterator I = Ty->param_begin();
FunctionType::param_iterator E = Ty->param_end();
- ParamList::iterator ArgI = $6->begin(), ArgE = $6->end();
+ ParamList::iterator ArgI = $7->begin(), ArgE = $7->end();
unsigned index = 1;
for (; ArgI != ArgE && I != E; ++ArgI, ++I, ++index) {
@@ -3318,8 +3332,8 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
} else if (I != E || ArgI != ArgE)
GEN_ERROR("Invalid number of parameters detected");
}
- if ($8 != Attribute::None)
- Attrs.push_back(AttributeWithIndex::get(~0, $8));
+ if ($9 != Attribute::None)
+ Attrs.push_back(AttributeWithIndex::get(~0, $9));
// Finish off the Attributes and check them
AttrListPtr PAL;
@@ -3332,8 +3346,8 @@ InstVal : ArithmeticOps Types ValueRef ',' ValueRef {
CI->setCallingConv($2);
CI->setAttributes(PAL);
$$ = CI;
- delete $6;
- delete $3;
+ delete $7;
+ delete $4;
CHECK_FOR_ERROR
}
| MemoryInst {
generated by cgit v1.1 at 2025-08-16 09:49:18 +0000