#include "RISCV.h"
#include "RISCVSubtarget.h"
#include "RISCVVSETVLIInfoAnalysis.h"
#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/CodeGen/LiveDebugVariables.h"
#include "llvm/CodeGen/LiveIntervals.h"
#include "llvm/CodeGen/LiveStacks.h"
#include "llvm/CodeGen/MachineFunctionPass.h"
#include <queue>

Macros
#define	DEBUG_TYPE "riscv-insert-vsetvli"
#define	RISCV_INSERT_VSETVLI_NAME "RISC-V Insert VSETVLI pass"

Functions
	STATISTIC (NumInsertedVSETVL, "Number of VSETVL inst inserted")
	STATISTIC (NumCoalescedVSETVL, "Number of VSETVL inst coalesced")
	INITIALIZE_PASS (RISCVInsertVSETVLI, DEBUG_TYPE, RISCV_INSERT_VSETVLI_NAME, false, false) void RISCVInsertVSETVLI
static VSETVLIInfo	adjustIncoming (const VSETVLIInfo &PrevInfo, const VSETVLIInfo &NewInfo, DemandedFields &Demanded)

Variables
static cl::opt< bool >	EnsureWholeVectorRegisterMoveValidVTYPE (DEBUG_TYPE "-whole-vector-register-move-valid-vtype", cl::Hidden, cl::desc("Insert vsetvlis before vmvNr.vs to ensure vtype is valid and " "vill is cleared"), cl::init(true))

Macro Definition Documentation

◆ DEBUG_TYPE

#define DEBUG_TYPE "riscv-insert-vsetvli"

Definition at line 40 of file RISCVInsertVSETVLI.cpp.

◆ RISCV_INSERT_VSETVLI_NAME

#define RISCV_INSERT_VSETVLI_NAME "RISC-V Insert VSETVLI pass"

Definition at line 41 of file RISCVInsertVSETVLI.cpp.

Referenced by INITIALIZE_PASS().

Function Documentation

◆ adjustIncoming()

VSETVLIInfo adjustIncoming	(	const VSETVLIInfo &	PrevInfo,
		const VSETVLIInfo &	NewInfo,
		DemandedFields &	Demanded )

static

Definition at line 296 of file RISCVInsertVSETVLI.cpp.

References llvm::RISCVVType::getSameRatioLMUL(), llvm::RISCV::VSETVLIInfo::getSEWLMULRatio(), Info, llvm::RISCV::VSETVLIInfo::isUnknown(), llvm::RISCV::VSETVLIInfo::isValid(), llvm::RISCV::DemandedFields::LMUL, llvm::RISCV::DemandedFields::LMULEqual, and llvm::RISCV::DemandedFields::SEWLMULRatio.

◆ INITIALIZE_PASS()

INITIALIZE_PASS	(	RISCVInsertVSETVLI	,
		DEBUG_TYPE	,
		RISCV_INSERT_VSETVLI_NAME	,
		false	,
		false	)

Definition at line 151 of file RISCVInsertVSETVLI.cpp.

References const, DEBUG_TYPE, DL, Info, MBB, and RISCV_INSERT_VSETVLI_NAME.

◆ STATISTIC() [1/2]

STATISTIC	(	NumCoalescedVSETVL	,
		"Number of VSETVL inst coalesced"	)

◆ STATISTIC() [2/2]

STATISTIC	(	NumInsertedVSETVL	,
		"Number of VSETVL inst inserted"	)

Variable Documentation

◆ EnsureWholeVectorRegisterMoveValidVTYPE

cl::opt< bool > EnsureWholeVectorRegisterMoveValidVTYPE(DEBUG_TYPE "-whole-vector-register-move-valid-vtype", cl::Hidden, cl::desc("Insert vsetvlis before vmvNr.vs to ensure vtype is valid and " "vill is cleared"), cl::init(true))	(	DEBUG_TYPE "-whole-vector-register-move-valid-vtype"	,
		cl::Hidden	,
		cl::desc("Insert vsetvlis before vmvNr.vs to ensure vtype is valid and " "vill is cleared")	,
		cl::init(true)	)