This file contains the IR transform to lower external or indirect calls for the ARM64EC calling convention. More...

#include "AArch64.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/IR/CallingConv.h"
#include "llvm/IR/GlobalAlias.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Mangler.h"
#include "llvm/IR/Module.h"
#include "llvm/Object/COFF.h"
#include "llvm/Pass.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/TargetParser/Triple.h"

Macros
#define	DEBUG_TYPE "arm64eccalllowering"

Typedefs
using	OperandBundleDef = OperandBundleDefT<Value *>

Functions
	STATISTIC (Arm64ECCallsLowered, "Number of Arm64EC calls lowered")
std::optional< std::string >	getArm64ECMangledFunctionName (GlobalValue &GV)
	INITIALIZE_PASS (AArch64Arm64ECCallLowering, "Arm64ECCallLowering", "AArch64Arm64ECCallLowering", false, false) ModulePass *llvm

Variables
static cl::opt< bool >	LowerDirectToIndirect ("arm64ec-lower-direct-to-indirect", cl::Hidden, cl::init(true))
static cl::opt< bool >	GenerateThunks ("arm64ec-generate-thunks", cl::Hidden, cl::init(true))

Detailed Description

This file contains the IR transform to lower external or indirect calls for the ARM64EC calling convention.

Such calls must go through the runtime, so we can translate the calling convention for calls into the emulator.

This subsumes Control Flow Guard handling.

Definition in file AArch64Arm64ECCallLowering.cpp.

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE "arm64eccalllowering"

Definition at line 39 of file AArch64Arm64ECCallLowering.cpp.

Typedef Documentation

◆ OperandBundleDef

using OperandBundleDef = OperandBundleDefT<Value *>

Definition at line 37 of file AArch64Arm64ECCallLowering.cpp.

Function Documentation

◆ getArm64ECMangledFunctionName()

std::optional< std::string > getArm64ECMangledFunctionName ( GlobalValue & GV )

Definition at line 615 of file AArch64Arm64ECCallLowering.cpp.

References llvm::getArm64ECMangledFunctionName(), llvm::Value::getName(), llvm::Value::hasName(), and llvm::Value::setName().

◆ INITIALIZE_PASS()

INITIALIZE_PASS	(	AArch64Arm64ECCallLowering	,
		"Arm64ECCallLowering"	,
		"AArch64Arm64ECCallLowering"	,
		false	,
		false	)

Definition at line 1015 of file AArch64Arm64ECCallLowering.cpp.

References llvm::createAArch64Arm64ECCallLoweringPass().

◆ STATISTIC()

STATISTIC	(	Arm64ECCallsLowered	,
		"Number of Arm64EC calls lowered"	)

Variable Documentation

◆ GenerateThunks

cl::opt< bool > GenerateThunks("arm64ec-generate-thunks", cl::Hidden, cl::init(true))	(	"arm64ec-generate-thunks"	,
		cl::Hidden	,
		cl::init(true)	)

static

◆ LowerDirectToIndirect

cl::opt< bool > LowerDirectToIndirect("arm64ec-lower-direct-to-indirect", cl::Hidden, cl::init(true))	(	"arm64ec-lower-direct-to-indirect"	,
		cl::Hidden	,
		cl::init(true)	)