X86InsertX87Wait.cpp File Reference

#include "X86.h"
#include "X86InstrInfo.h"
#include "X86Subtarget.h"
#include "llvm/CodeGen/MachineBasicBlock.h"
#include "llvm/CodeGen/MachineFunction.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include "llvm/CodeGen/MachineInstr.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineOperand.h"
#include "llvm/IR/DebugLoc.h"
#include "llvm/Support/Debug.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "x86-insert-x87-wait"

Enumerations
enum class	X87ControlKind { NotControl , Waiting , NonWaiting }

Functions
static X87ControlKind	classifyX87ControlInstruction (unsigned Opcode)
static bool	insertWaitInstruction (MachineFunction &MF)

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "x86-insert-x87-wait"

Definition at line 35 of file X86InsertX87Wait.cpp.

Enumeration Type Documentation

X87ControlKind

enum class X87ControlKind

strong

Enumerator
NotControl
Waiting
NonWaiting

Definition at line 61 of file X86InsertX87Wait.cpp.

Function Documentation

classifyX87ControlInstruction()

X87ControlKind classifyX87ControlInstruction ( unsigned Opcode )

static

Definition at line 63 of file X86InsertX87Wait.cpp.

References NonWaiting, NotControl, and Waiting.

Referenced by insertWaitInstruction().

insertWaitInstruction()

bool insertWaitInstruction ( MachineFunction & MF )

static

Definition at line 88 of file X86InsertX87Wait.cpp.

References llvm::BuildMI(), Changed, classifyX87ControlInstruction(), llvm::dbgs(), llvm::MachineFunction::getFunction(), llvm::MachineFunction::getSubtarget(), llvm::Function::hasFnAttribute(), llvm::X86::isX87Instruction(), LLVM_DEBUG, MBB, MI, NonWaiting, NotControl, and TII.

Referenced by llvm::X86InsertX87WaitPass::run().