LLVM 22.0.0git
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#include "llvm/IR/InlineAsm.h"
Classes | |
struct | ConstraintInfo |
class | Flag |
struct | SubConstraintInfo |
Public Types | |
enum | AsmDialect { AD_ATT , AD_Intel } |
enum | ConstraintPrefix { isInput , isOutput , isClobber , isLabel } |
enum | : uint32_t { Op_InputChain = 0 , Op_AsmString = 1 , Op_MDNode = 2 , Op_ExtraInfo = 3 , Op_FirstOperand = 4 , MIOp_AsmString = 0 , MIOp_ExtraInfo = 1 , MIOp_FirstOperand = 2 , Extra_HasSideEffects = 1 , Extra_IsAlignStack = 2 , Extra_AsmDialect = 4 , Extra_MayLoad = 8 , Extra_MayStore = 16 , Extra_IsConvergent = 32 } |
enum class | Kind : uint8_t { RegUse = 1 , RegDef = 2 , RegDefEarlyClobber = 3 , Clobber = 4 , Imm = 5 , Mem = 6 , Func = 7 } |
enum class | ConstraintCode : uint32_t { Unknown = 0 , es , i , k , m , o , v , A , Q , R , S , T , Um , Un , Uq , Us , Ut , Uv , Uy , X , Z , ZB , ZC , Zy , p , ZQ , ZR , ZS , ZT , Max = ZT } |
using | ConstraintCodeVector = std::vector< std::string > |
using | SubConstraintInfoVector = std::vector< SubConstraintInfo > |
using | ConstraintInfoVector = std::vector< ConstraintInfo > |
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enum | ValueTy |
Concrete subclass of this. More... | |
using | use_iterator = use_iterator_impl< Use > |
using | const_use_iterator = use_iterator_impl< const Use > |
using | user_iterator = user_iterator_impl< User > |
using | const_user_iterator = user_iterator_impl< const User > |
Public Member Functions | |
InlineAsm (const InlineAsm &)=delete | |
InlineAsm & | operator= (const InlineAsm &)=delete |
bool | hasSideEffects () const |
bool | isAlignStack () const |
AsmDialect | getDialect () const |
bool | canThrow () const |
PointerType * | getType () const |
getType - InlineAsm's are always pointers. | |
LLVM_ABI FunctionType * | getFunctionType () const |
getFunctionType - InlineAsm's are always pointers to functions. | |
StringRef | getAsmString () const |
StringRef | getConstraintString () const |
LLVM_ABI void | collectAsmStrs (SmallVectorImpl< StringRef > &AsmStrs) const |
ConstraintInfoVector | ParseConstraints () const |
ParseConstraints - Parse the constraints of this inlineasm object, returning them the same way that ParseConstraints(str) does. | |
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Value (const Value &)=delete | |
Value & | operator= (const Value &)=delete |
LLVM_ABI void | deleteValue () |
Delete a pointer to a generic Value. | |
LLVM_ABI void | dump () const |
Support for debugging, callable in GDB: V->dump() | |
Type * | getType () const |
All values are typed, get the type of this value. | |
LLVM_ABI LLVMContext & | getContext () const |
All values hold a context through their type. | |
bool | hasName () const |
LLVM_ABI ValueName * | getValueName () const |
LLVM_ABI void | setValueName (ValueName *VN) |
LLVM_ABI StringRef | getName () const |
Return a constant reference to the value's name. | |
LLVM_ABI void | setName (const Twine &Name) |
Change the name of the value. | |
LLVM_ABI void | takeName (Value *V) |
Transfer the name from V to this value. | |
LLVM_ABI std::string | getNameOrAsOperand () const |
LLVM_ABI void | replaceAllUsesWith (Value *V) |
Change all uses of this to point to a new Value. | |
LLVM_ABI void | replaceNonMetadataUsesWith (Value *V) |
Change non-metadata uses of this to point to a new Value. | |
LLVM_ABI void | replaceUsesWithIf (Value *New, llvm::function_ref< bool(Use &U)> ShouldReplace) |
Go through the uses list for this definition and make each use point to "V" if the callback ShouldReplace returns true for the given Use. | |
LLVM_ABI void | replaceUsesOutsideBlock (Value *V, BasicBlock *BB) |
replaceUsesOutsideBlock - Go through the uses list for this definition and make each use point to "V" instead of "this" when the use is outside the block. | |
LLVM_ABI void | assertModuleIsMaterializedImpl () const |
void | assertModuleIsMaterialized () const |
bool | hasUseList () const |
Check if this Value has a use-list. | |
bool | use_empty () const |
bool | materialized_use_empty () const |
use_iterator | materialized_use_begin () |
const_use_iterator | materialized_use_begin () const |
use_iterator | use_begin () |
const_use_iterator | use_begin () const |
use_iterator | use_end () |
const_use_iterator | use_end () const |
iterator_range< use_iterator > | materialized_uses () |
iterator_range< const_use_iterator > | materialized_uses () const |
iterator_range< use_iterator > | uses () |
iterator_range< const_use_iterator > | uses () const |
bool | user_empty () const |
user_iterator | materialized_user_begin () |
const_user_iterator | materialized_user_begin () const |
user_iterator | user_begin () |
const_user_iterator | user_begin () const |
user_iterator | user_end () |
const_user_iterator | user_end () const |
User * | user_back () |
const User * | user_back () const |
iterator_range< user_iterator > | materialized_users () |
iterator_range< const_user_iterator > | materialized_users () const |
iterator_range< user_iterator > | users () |
iterator_range< const_user_iterator > | users () const |
bool | hasOneUse () const |
Return true if there is exactly one use of this value. | |
LLVM_ABI bool | hasNUses (unsigned N) const |
Return true if this Value has exactly N uses. | |
LLVM_ABI bool | hasNUsesOrMore (unsigned N) const |
Return true if this value has N uses or more. | |
LLVM_ABI bool | hasOneUser () const |
Return true if there is exactly one user of this value. | |
LLVM_ABI Use * | getSingleUndroppableUse () |
Return true if there is exactly one use of this value that cannot be dropped. | |
const Use * | getSingleUndroppableUse () const |
LLVM_ABI User * | getUniqueUndroppableUser () |
Return true if there is exactly one unique user of this value that cannot be dropped (that user can have multiple uses of this value). | |
const User * | getUniqueUndroppableUser () const |
LLVM_ABI bool | hasNUndroppableUses (unsigned N) const |
Return true if there this value. | |
LLVM_ABI bool | hasNUndroppableUsesOrMore (unsigned N) const |
Return true if this value has N uses or more. | |
LLVM_ABI void | dropDroppableUses (llvm::function_ref< bool(const Use *)> ShouldDrop=[](const Use *) { return true;}) |
Remove every uses that can safely be removed. | |
LLVM_ABI void | dropDroppableUsesIn (User &Usr) |
Remove every use of this value in User that can safely be removed. | |
LLVM_ABI bool | isUsedInBasicBlock (const BasicBlock *BB) const |
Check if this value is used in the specified basic block. | |
LLVM_ABI unsigned | getNumUses () const |
This method computes the number of uses of this Value. | |
void | addUse (Use &U) |
This method should only be used by the Use class. | |
unsigned | getValueID () const |
Return an ID for the concrete type of this object. | |
unsigned | getRawSubclassOptionalData () const |
Return the raw optional flags value contained in this value. | |
void | clearSubclassOptionalData () |
Clear the optional flags contained in this value. | |
bool | hasSameSubclassOptionalData (const Value *V) const |
Check the optional flags for equality. | |
bool | hasValueHandle () const |
Return true if there is a value handle associated with this value. | |
bool | isUsedByMetadata () const |
Return true if there is metadata referencing this value. | |
LLVM_ABI bool | isSwiftError () const |
Return true if this value is a swifterror value. | |
LLVM_ABI const Value * | stripPointerCasts () const |
Strip off pointer casts, all-zero GEPs and address space casts. | |
Value * | stripPointerCasts () |
LLVM_ABI const Value * | stripPointerCastsAndAliases () const |
Strip off pointer casts, all-zero GEPs, address space casts, and aliases. | |
Value * | stripPointerCastsAndAliases () |
LLVM_ABI const Value * | stripPointerCastsSameRepresentation () const |
Strip off pointer casts, all-zero GEPs and address space casts but ensures the representation of the result stays the same. | |
Value * | stripPointerCastsSameRepresentation () |
LLVM_ABI const Value * | stripPointerCastsForAliasAnalysis () const |
Strip off pointer casts, all-zero GEPs, single-argument phi nodes and invariant group info. | |
Value * | stripPointerCastsForAliasAnalysis () |
LLVM_ABI const Value * | stripInBoundsConstantOffsets () const |
Strip off pointer casts and all-constant inbounds GEPs. | |
Value * | stripInBoundsConstantOffsets () |
LLVM_ABI const Value * | stripAndAccumulateConstantOffsets (const DataLayout &DL, APInt &Offset, bool AllowNonInbounds, bool AllowInvariantGroup=false, function_ref< bool(Value &Value, APInt &Offset)> ExternalAnalysis=nullptr, bool LookThroughIntToPtr=false) const |
Accumulate the constant offset this value has compared to a base pointer. | |
Value * | stripAndAccumulateConstantOffsets (const DataLayout &DL, APInt &Offset, bool AllowNonInbounds, bool AllowInvariantGroup=false, function_ref< bool(Value &Value, APInt &Offset)> ExternalAnalysis=nullptr, bool LookThroughIntToPtr=false) |
const Value * | stripAndAccumulateInBoundsConstantOffsets (const DataLayout &DL, APInt &Offset) const |
This is a wrapper around stripAndAccumulateConstantOffsets with the in-bounds requirement set to false. | |
Value * | stripAndAccumulateInBoundsConstantOffsets (const DataLayout &DL, APInt &Offset) |
LLVM_ABI const Value * | stripInBoundsOffsets (function_ref< void(const Value *)> Func=[](const Value *) {}) const |
Strip off pointer casts and inbounds GEPs. | |
Value * | stripInBoundsOffsets (function_ref< void(const Value *)> Func=[](const Value *) {}) |
LLVM_ABI std::optional< int64_t > | getPointerOffsetFrom (const Value *Other, const DataLayout &DL) const |
If this ptr is provably equal to Other plus a constant offset, return that offset in bytes. | |
LLVM_ABI bool | canBeFreed () const |
Return true if the memory object referred to by V can by freed in the scope for which the SSA value defining the allocation is statically defined. | |
LLVM_ABI uint64_t | getPointerDereferenceableBytes (const DataLayout &DL, bool &CanBeNull, bool &CanBeFreed) const |
Returns the number of bytes known to be dereferenceable for the pointer value. | |
LLVM_ABI Align | getPointerAlignment (const DataLayout &DL) const |
Returns an alignment of the pointer value. | |
LLVM_ABI const Value * | DoPHITranslation (const BasicBlock *CurBB, const BasicBlock *PredBB) const |
Translate PHI node to its predecessor from the given basic block. | |
Value * | DoPHITranslation (const BasicBlock *CurBB, const BasicBlock *PredBB) |
void | mutateType (Type *Ty) |
Mutate the type of this Value to be of the specified type. | |
template<class Compare > | |
void | sortUseList (Compare Cmp) |
Sort the use-list. | |
LLVM_ABI void | reverseUseList () |
Reverse the use-list. | |
LLVM_ABI void | print (raw_ostream &O, bool IsForDebug=false) const |
Implement operator<< on Value. | |
LLVM_ABI void | print (raw_ostream &O, ModuleSlotTracker &MST, bool IsForDebug=false) const |
LLVM_ABI void | printAsOperand (raw_ostream &O, bool PrintType=true, const Module *M=nullptr) const |
Print the name of this Value out to the specified raw_ostream. | |
LLVM_ABI void | printAsOperand (raw_ostream &O, bool PrintType, ModuleSlotTracker &MST) const |
Static Public Member Functions | |
static LLVM_ABI InlineAsm * | get (FunctionType *Ty, StringRef AsmString, StringRef Constraints, bool hasSideEffects, bool isAlignStack=false, AsmDialect asmDialect=AD_ATT, bool canThrow=false) |
InlineAsm::get - Return the specified uniqued inline asm string. | |
static LLVM_ABI Error | verify (FunctionType *Ty, StringRef Constraints) |
This static method can be used by the parser to check to see if the specified constraint string is legal for the type. | |
static LLVM_ABI ConstraintInfoVector | ParseConstraints (StringRef ConstraintString) |
ParseConstraints - Split up the constraint string into the specific constraints and their prefixes. | |
static bool | classof (const Value *V) |
static std::vector< StringRef > | getExtraInfoNames (unsigned ExtraInfo) |
static StringRef | getMemConstraintName (ConstraintCode C) |
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static LLVM_ABI void | dropDroppableUse (Use &U) |
Remove the droppable use U . | |
Friends | |
struct | InlineAsmKeyType |
class | ConstantUniqueMap< InlineAsm > |
Additional Inherited Members | |
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static constexpr unsigned | MaxAlignmentExponent = 32 |
The maximum alignment for instructions. | |
static constexpr uint64_t | MaximumAlignment = 1ULL << MaxAlignmentExponent |
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enum | : unsigned { NumUserOperandsBits = 27 } |
The number of operands in the subclass. More... | |
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LLVM_ABI | Value (Type *Ty, unsigned scid) |
LLVM_ABI | ~Value () |
Value's destructor should be virtual by design, but that would require that Value and all of its subclasses have a vtable that effectively duplicates the information in the value ID. | |
LLVM_ABI void | getAllMetadata (SmallVectorImpl< std::pair< unsigned, MDNode * > > &MDs) const |
Appends all metadata attached to this value to MDs , sorting by KindID. | |
bool | hasMetadata () const |
Return true if this value has any metadata attached to it. | |
LLVM_ABI bool | eraseMetadata (unsigned KindID) |
Erase all metadata attachments with the given kind. | |
LLVM_ABI void | eraseMetadataIf (function_ref< bool(unsigned, MDNode *)> Pred) |
Erase all metadata attachments matching the given predicate. | |
LLVM_ABI void | clearMetadata () |
Erase all metadata attached to this Value. | |
LLVM_ABI MDNode * | getMetadataImpl (unsigned KindID) const |
Get metadata for the given kind, if any. | |
unsigned short | getSubclassDataFromValue () const |
void | setValueSubclassData (unsigned short D) |
MDNode * | getMetadata (unsigned KindID) const |
Get the current metadata attachments for the given kind, if any. | |
LLVM_ABI MDNode * | getMetadata (StringRef Kind) const |
LLVM_ABI void | getMetadata (unsigned KindID, SmallVectorImpl< MDNode * > &MDs) const |
Appends all attachments with the given ID to MDs in insertion order. | |
LLVM_ABI void | getMetadata (StringRef Kind, SmallVectorImpl< MDNode * > &MDs) const |
bool | hasMetadata (unsigned KindID) const |
Return true if this value has the given type of metadata attached. | |
bool | hasMetadata (StringRef Kind) const |
LLVM_ABI void | setMetadata (unsigned KindID, MDNode *Node) |
Set a particular kind of metadata attachment. | |
LLVM_ABI void | setMetadata (StringRef Kind, MDNode *Node) |
LLVM_ABI void | addMetadata (unsigned KindID, MDNode &MD) |
Add a metadata attachment. | |
LLVM_ABI void | addMetadata (StringRef Kind, MDNode &MD) |
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unsigned char | SubclassOptionalData: 7 |
Hold subclass data that can be dropped. | |
unsigned | NumUserOperands: NumUserOperandsBits |
unsigned | IsUsedByMD: 1 |
unsigned | HasName: 1 |
unsigned | HasMetadata: 1 |
unsigned | HasHungOffUses: 1 |
unsigned | HasDescriptor: 1 |
Definition at line 35 of file InlineAsm.h.
using llvm::InlineAsm::ConstraintCodeVector = std::vector<std::string> |
Definition at line 104 of file InlineAsm.h.
using llvm::InlineAsm::ConstraintInfoVector = std::vector<ConstraintInfo> |
Definition at line 123 of file InlineAsm.h.
using llvm::InlineAsm::SubConstraintInfoVector = std::vector<SubConstraintInfo> |
Definition at line 121 of file InlineAsm.h.
anonymous enum : uint32_t |
Definition at line 203 of file InlineAsm.h.
Enumerator | |
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AD_ATT | |
AD_Intel |
Definition at line 37 of file InlineAsm.h.
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strong |
Enumerator | |
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Unknown | |
es | |
i | |
k | |
m | |
o | |
v | |
A | |
Q | |
R | |
S | |
T | |
Um | |
Un | |
Uq | |
Us | |
Ut | |
Uv | |
Uy | |
X | |
Z | |
ZB | |
ZC | |
Zy | |
p | |
ZQ | |
ZR | |
ZS | |
ZT | |
Max |
Definition at line 242 of file InlineAsm.h.
Enumerator | |
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isInput | |
isOutput | |
isClobber | |
isLabel |
Definition at line 97 of file InlineAsm.h.
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strong |
Enumerator | |
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RegUse | |
RegDef | |
RegDefEarlyClobber | |
Clobber | |
Imm | |
Mem | |
Func |
Definition at line 228 of file InlineAsm.h.
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inline |
Definition at line 76 of file InlineAsm.h.
Referenced by get().
Definition at line 199 of file InlineAsm.h.
void InlineAsm::collectAsmStrs | ( | SmallVectorImpl< StringRef > & | AsmStrs | ) | const |
Definition at line 63 of file InlineAsm.cpp.
References llvm::SmallVectorImpl< T >::clear(), llvm::StringRef::empty(), and llvm::StringRef::split().
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static |
InlineAsm::get - Return the specified uniqued inline asm string.
Definition at line 43 of file InlineAsm.cpp.
References canThrow(), llvm::Type::getContext(), llvm::PointerType::getUnqual(), hasSideEffects(), llvm::LLVMContextImpl::InlineAsms, isAlignStack(), and llvm::LLVMContext::pImpl.
Referenced by emitInlineAsm(), LLVMConstInlineAsm(), and LLVMGetInlineAsm().
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inline |
Definition at line 88 of file InlineAsm.h.
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inline |
Definition at line 89 of file InlineAsm.h.
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inline |
Definition at line 75 of file InlineAsm.h.
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inlinestatic |
Definition at line 446 of file InlineAsm.h.
References AD_ATT, AD_Intel, Extra_AsmDialect, Extra_HasSideEffects, Extra_IsAlignStack, Extra_IsConvergent, Extra_MayLoad, and Extra_MayStore.
Referenced by llvm::TargetInstrInfo::createMIROperandComment().
FunctionType * InlineAsm::getFunctionType | ( | ) | const |
getFunctionType - InlineAsm's are always pointers to functions.
Definition at line 59 of file InlineAsm.cpp.
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inlinestatic |
Definition at line 470 of file InlineAsm.h.
References A, llvm::CallingConv::C, es, i, k, llvm_unreachable, m, o, p, Q, R, S, T, Um, Un, Uq, Us, Ut, Uv, Uy, v, X, Z, ZB, ZC, ZQ, ZR, ZS, ZT, and Zy.
Referenced by llvm::TargetInstrInfo::createMIROperandComment(), llvm::MachineInstr::print(), and llvm::RISCVDAGToDAGISel::SelectInlineAsmMemoryOperand().
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inline |
getType - InlineAsm's are always pointers.
Definition at line 80 of file InlineAsm.h.
References llvm::Value::getType().
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inline |
Definition at line 73 of file InlineAsm.h.
Referenced by get().
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inline |
Definition at line 74 of file InlineAsm.h.
Referenced by get().
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inline |
ParseConstraints - Parse the constraints of this inlineasm object, returning them the same way that ParseConstraints(str) does.
Definition at line 194 of file InlineAsm.h.
References ParseConstraints().
Referenced by ParseConstraints(), and verify().
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static |
ParseConstraints - Split up the constraint string into the specific constraints and their prefixes.
If this returns an empty vector, and if the constraint string itself isn't empty, there was an error parsing.
Definition at line 236 of file InlineAsm.cpp.
References llvm::StringRef::begin(), llvm::StringRef::end(), I, and Info.
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static |
This static method can be used by the parser to check to see if the specified constraint string is legal for the type.
Definition at line 274 of file InlineAsm.cpp.
References llvm::StringRef::empty(), llvm::StructType::getNumElements(), llvm::FunctionType::getNumParams(), llvm::FunctionType::getReturnType(), isClobber, isInput, isLabel, isOutput, llvm::Type::isStructTy(), llvm::FunctionType::isVarArg(), llvm::Type::isVoidTy(), makeStringError(), ParseConstraints(), and llvm::Error::success().
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friend |
Definition at line 43 of file InlineAsm.h.
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friend |
Definition at line 43 of file InlineAsm.h.