betarget.cxx File Reference

#include "defs.h"
#include "errors.h"
#include "util.h"
#include "tracing.h"
#include "topcode.h"
#include "wn.h"
#include "opcode.h"
#include "config_targ.h"
#include "targ_isa_lits.h"
#include "betarget.h"
#include "w2op.h"

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Defines
#define	IS_POWER_OF_2(val)   ((val != 0) && ((val & (val-1)) == 0))
Functions
TOP	OPCODE_To_TOP (OPCODE opcode)
TOP	TAS_To_TOP (WN *tas_wn)
static BOOL	Is_Power_Of_2 (INT64 val, TYPE_ID mtype)
BOOL	Can_Do_Fast_Divide (TYPE_ID mtype, INT64 dividend)
BOOL	Can_Do_Fast_Remainder (TYPE_ID mtype, INT64 dividend)
INT	Multiply_Limit (BOOL is_64bit, INT64 val)
INT	Divide_Limit (BOOL is_64bit)
static INT	Count_Multiply_Shifts (TARG_UINT constant)
BOOL	Can_Do_Fast_Multiply (TYPE_ID mtype, INT64 val)
INT	Copy_Quantum_Ratio (void)
BOOL	Is_Signed_Bits (INT64 val, INT bits)
BOOL	Is_Unsigned_Bits (UINT64 val, INT bits)
BOOL	Can_Be_Immediate (OPERATOR opr, INT64 val, TYPE_ID dtype, INT whichkid, ST *stid_st)
Variables
BOOL	Targ_Lower_Float_To_Unsigned = FALSE
BOOL	Targ_Lower_Unsigned_To_Float = FALSE
INT	Max_Small_Frame_Offset = 0x1fff

---

Define Documentation

#define IS_POWER_OF_2

(

val

)

((val != 0) && ((val & (val-1)) == 0))

Definition at line 138 of file betarget.cxx.

Referenced by Is_Power_Of_2().

---

Function Documentation

BOOL Can_Be_Immediate	(	OPERATOR	opr,
		INT64	val,
		TYPE_ID	dtype,
		INT	whichkid,
		ST *	stid_st
	)

Definition at line 327 of file betarget.cxx.

References Can_Do_Fast_Divide(), Can_Do_Fast_Multiply(), Can_Do_Fast_Remainder(), CLASS_PREG, FALSE, Is_Signed_Bits(), MTYPE_is_size_double, OPR_ADD, OPR_AGOTO, OPR_ASHR, OPR_BAND, OPR_BIOR, OPR_BXOR, OPR_CALL, OPR_DIV, OPR_DIVREM, OPR_EQ, OPR_GE, OPR_GT, OPR_ICALL, OPR_INTRINSIC_CALL, OPR_LE, OPR_LOOP_INFO, OPR_LSHR, OPR_LT, OPR_MAX, OPR_MIN, OPR_MLOAD, OPR_MOD, OPR_MPY, OPR_MSTORE, OPR_NE, OPR_PARM, OPR_REM, OPR_SELECT, OPR_SHL, OPR_STID, OPR_SUB, ST_class(), and TRUE.

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BOOL Can_Do_Fast_Divide	(	TYPE_ID	mtype,
		INT64	dividend
	)

Definition at line 153 of file betarget.cxx.

References FALSE, Is_Power_Of_2(), and TRUE.

Referenced by Can_Be_Immediate().

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BOOL Can_Do_Fast_Multiply	(	TYPE_ID	mtype,
		INT64	val
	)

Definition at line 255 of file betarget.cxx.

References FALSE, OPT_Space, TRUE, and val.

Referenced by Can_Be_Immediate().

BOOL Can_Do_Fast_Remainder	(	TYPE_ID	mtype,
		INT64	dividend
	)

Definition at line 163 of file betarget.cxx.

References FALSE, Is_Power_Of_2(), and TRUE.

Referenced by Can_Be_Immediate().

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INT Copy_Quantum_Ratio

(

void

)

Definition at line 294 of file betarget.cxx.

References Target, and TARGET_ITANIUM.

static INT Count_Multiply_Shifts

(

TARG_UINT

constant

)

[static]

Definition at line 226 of file betarget.cxx.

INT Divide_Limit

(

BOOL

is_64bit

)

Definition at line 205 of file betarget.cxx.

References Target, and TARGET_ITANIUM.

static BOOL Is_Power_Of_2	(	INT64	val,
		TYPE_ID	mtype
	)		[static]

Definition at line 140 of file betarget.cxx.

References IS_POWER_OF_2, MTYPE_is_signed, MTYPE_U4, and val.

Referenced by Can_Do_Fast_Divide(), and Can_Do_Fast_Remainder().

BOOL Is_Signed_Bits	(	INT64	val,
		INT	bits
	)		[inline]

Definition at line 310 of file betarget.cxx.

Referenced by Can_Be_Immediate().

BOOL Is_Unsigned_Bits	(	UINT64	val,
		INT	bits
	)		[inline]

Definition at line 319 of file betarget.cxx.

INT Multiply_Limit	(	BOOL	is_64bit,
		INT64	val
	)

Definition at line 186 of file betarget.cxx.

References Target, and TARGET_ITANIUM.

TOP OPCODE_To_TOP

(

OPCODE

opcode

)

Definition at line 69 of file betarget.cxx.

References MTYPE_F4, MTYPE_F8, MTYPE_V, OPCODE_desc(), OPCODE_operator(), OPCODE_rtype(), OPR_ABS, OPR_BACKWARD_BARRIER, OPR_FORWARD_BARRIER, OPR_INTRINSIC_CALL, OPR_NEG, OPR_PAREN, OPR_PARM, and OPR_TRAP.

Referenced by WHIRL_To_TOP().

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TOP TAS_To_TOP

(

WN *

tas_wn

)

Definition at line 116 of file betarget.cxx.

References MTYPE_float, OPC_F4TAS, OPC_F8TAS, OPC_I4TAS, OPC_I8TAS, OPC_U4TAS, OPC_U8TAS, WN_kid0(), WN_opcode(), and WN_rtype().

Referenced by WHIRL_To_TOP().

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---

Variable Documentation

INT Max_Small_Frame_Offset = 0x1fff

Definition at line 64 of file betarget.cxx.

Referenced by Allocate_Space(), Choose_Stack_Model(), Finalize_Stack_Frame(), and Merge_Fixed_Stack_Frame().

BOOL Targ_Lower_Float_To_Unsigned = FALSE

Definition at line 60 of file betarget.cxx.

BOOL Targ_Lower_Unsigned_To_Float = FALSE

Definition at line 61 of file betarget.cxx.