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Showing content from https://clang.llvm.org/doxygen/CGLoopInfo_8h_source.html below:

clang: lib/CodeGen/CGLoopInfo.h Source File

14#ifndef LLVM_CLANG_LIB_CODEGEN_CGLOOPINFO_H 15#define LLVM_CLANG_LIB_CODEGEN_CGLOOPINFO_H 17#include "llvm/ADT/ArrayRef.h" 18#include "llvm/ADT/SmallVector.h" 19#include "llvm/IR/DebugLoc.h" 20#include "llvm/IR/Value.h" 21#include "llvm/Support/Compiler.h" 94 const

llvm::DebugLoc &StartLoc,

const

llvm::DebugLoc &EndLoc,

98

llvm::MDNode *

getLoopID

()

const

{

return

TempLoopID.get(); }

101

llvm::BasicBlock *

getHeader

()

const

{

return

Header; }

119

llvm::TempMDTuple TempLoopID;

121

llvm::BasicBlock *Header;

125

llvm::MDNode *AccGroup =

nullptr

;

127

llvm::DebugLoc StartLoc;

129

llvm::DebugLoc EndLoc;

135

llvm::MDNode *UnrollAndJamInnerFollowup =

nullptr

;

161 bool

&HasUserTransforms);

165 bool

&HasUserTransforms);

169 bool

&HasUserTransforms);

173 bool

&HasUserTransforms);

177 bool

&HasUserTransforms);

181 bool

&HasUserTransforms);

198 bool

&HasUserTransforms);

213 void push

(llvm::BasicBlock *Header,

const

llvm::DebugLoc &StartLoc,

214 const

llvm::DebugLoc &EndLoc);

221 const

llvm::DebugLoc &EndLoc,

bool

MustProgress =

false

);

299 bool hasInfo

()

const

{

return

!Active.empty(); }

Holds long-lived AST nodes (such as types and decls) that can be referred to throughout the semantic ...

CodeGenOptions - Track various options which control how the code is optimized and passed to the back...

A stack of loop information corresponding to loop nesting levels.

void setPipelineDisabled(bool S)

Set the pipeline disabled state.

void setUnrollCount(unsigned C)

Set the unroll count for the next loop pushed.

bool hasInfo() const

Returns true if there is LoopInfo on the stack.

void setVectorizeWidth(unsigned W)

Set the vectorize width for the next loop pushed.

void InsertHelper(llvm::Instruction *I) const

Function called by the CodeGenFunction when an instruction is created.

void setDistributeState(bool Enable=true)

Set the next pushed loop as a distribution candidate.

void setParallel(bool Enable=true)

Set the next pushed loop as parallel.

void push(llvm::BasicBlock *Header, clang::ASTContext &Ctx, const clang::CodeGenOptions &CGOpts, llvm::ArrayRef< const Attr * > Attrs, const llvm::DebugLoc &StartLoc, const llvm::DebugLoc &EndLoc, bool MustProgress=false)

Begin a new structured loop.

void setInterleaveCount(unsigned C)

Set the interleave count for the next loop pushed.

void setUnrollState(const LoopAttributes::LVEnableState &State)

Set the next pushed loop unroll state.

llvm::MDNode * getCurLoopID() const

Return the top loop id metadata.

void setVectorizeScalable(const LoopAttributes::LVEnableState &State)

void setVectorizePredicateState(const LoopAttributes::LVEnableState &State)

Set the next pushed vectorize predicate state.

void pop()

End the current loop.

void setCodeAlign(unsigned C)

Set value of code align for the next loop pushed.

void push(llvm::BasicBlock *Header, const llvm::DebugLoc &StartLoc, const llvm::DebugLoc &EndLoc)

Begin a new structured loop.

bool getCurLoopParallel() const

Return true if the top loop is parallel.

void setMustProgress(bool P)

Set no progress for the next loop pushed.

void setUnrollAndJamState(const LoopAttributes::LVEnableState &State)

Set the next pushed loop unroll_and_jam state.

void setUnrollAndJamCount(unsigned C)

Set the unroll count for the next loop pushed.

const LoopInfo & getInfo() const

Return the LoopInfo for the current loop.

void setPipelineInitiationInterval(unsigned C)

Set the pipeline initiation interval.

void setVectorizeEnable(bool Enable=true)

Set the next pushed loop 'vectorize.enable'.

Information used when generating a structured loop.

llvm::BasicBlock * getHeader() const

Get the header block of this loop.

llvm::MDNode * getAccessGroup() const

Return this loop's access group or nullptr if it does not have one.

llvm::MDNode * getLoopID() const

Get the loop id metadata for this loop.

void finish()

Create the loop's metadata.

const LoopInfo * getParent() const

Returns the first outer loop containing this loop if any, nullptr otherwise.

const LoopAttributes & getAttributes() const

Get the set of attributes active for this loop.

The JSON file list parser is used to communicate input to InstallAPI.

Diagnostic wrappers for TextAPI types for error reporting.

Attributes that may be specified on loops.

unsigned UnrollCount

llvm.unroll.

bool MustProgress

Value for whether the loop is required to make progress.

unsigned InterleaveCount

Value for llvm.loop.interleave.count metadata.

bool IsParallel

Generate llvm.loop.parallel metadata for loads and stores.

LVEnableState VectorizeScalable

LVEnableState UnrollAndJamEnable

Value for llvm.loop.unroll_and_jam.* metadata (enable, disable, or full).

unsigned UnrollAndJamCount

llvm.unroll.

LVEnableState

State of loop vectorization or unrolling.

LVEnableState VectorizePredicateEnable

Value for llvm.loop.vectorize.predicate metadata.

LVEnableState DistributeEnable

Value for llvm.loop.distribute.enable metadata.

bool PipelineDisabled

Value for llvm.loop.pipeline.disable metadata.

unsigned CodeAlign

Value for 'llvm.loop.align' metadata.

LVEnableState UnrollEnable

Value for llvm.loop.unroll.* metadata (enable, disable, or full).

unsigned VectorizeWidth

Value for llvm.loop.vectorize.width metadata.

unsigned PipelineInitiationInterval

Value for llvm.loop.pipeline.iicount metadata.

LVEnableState VectorizeEnable

Value for llvm.loop.vectorize.enable metadata.


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