util.c File Reference

#include <unistd.h>
#include <errno.h>
#include "defs.h"
#include "erglob.h"
#include "tracing.h"
#include "util.h"
#include <sys/wait.h>

Include dependency graph for util.c:

Go to the source code of this file.

Macros
#define	IS_POW2(n)   (((n) & ((n)-1))==0)

Functions
INT	Check_Range (INT val, INT lbound, INT ubound, INT def)
INT	Mod (INT i, INT j)
TARG_INT	TARG_INT_Pop_Count (TARG_INT x)
TARG_INT	TARG_INT_Most_Sig_One (TARG_INT x)
TARG_INT	TARG_INT_Least_Sig_One (TARG_INT x)
INT32	nearest_power_of_two (INT32 n)
BOOL	Immediate_Has_All_Ones (INT64 imm, INT32 ub, INT32 lb)

Variables
static char *	source_file = __FILE__
const mUINT8	UINT8_pop_count [256]
static const mUINT8	UINT8_most_sig_one [256]
const mUINT8	UINT8_least_sig_one [256]

Macro Definition Documentation

#define IS_POW2

(

n)

(((n) & ((n)-1))==0)

Definition at line 390 of file util.c.

Referenced by nearest_power_of_two().

Function Documentation

INT Check_Range	(	INT	val,
		INT	lbound,
		INT	ubound,
		INT	def
	)

Definition at line 149 of file util.c.

References val.

Referenced by Set_Trace().

BOOL Immediate_Has_All_Ones	(	INT64	imm,
		INT32	ub,
		INT32	lb
	)

Definition at line 416 of file util.c.

References FALSE, Is_True, and TRUE.

INT Mod	(	INT	i,
		INT	j
	)

Definition at line 198 of file util.c.

INT32 nearest_power_of_two

(

INT32

n)

Definition at line 392 of file util.c.

References IS_POW2, Is_True, and OA::n.

Referenced by Adjusted_Alignment().

TARG_INT TARG_INT_Least_Sig_One

(

TARG_INT

x)

Definition at line 360 of file util.c.

TARG_INT TARG_INT_Most_Sig_One

(

TARG_INT

x)

Definition at line 305 of file util.c.

TARG_INT TARG_INT_Pop_Count

(

TARG_INT

x)

Definition at line 253 of file util.c.

Variable Documentation

char* source_file = __FILE__

static

Definition at line 37 of file util.c.

const mUINT8 UINT8_least_sig_one[256]

Initial value:

= {
 (mUINT8)-1, 
 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 7, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 6, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 5, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
 4, 0, 1, 0, 2, 0, 1, 0, 3, 0, 1, 0, 2, 0, 1, 0, 
}

Definition at line 338 of file util.c.

const mUINT8 UINT8_most_sig_one[256]

static

Initial value:

= {
 (mUINT8)-1, 
 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 
 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 
 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 
 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 
}

Definition at line 283 of file util.c.

const mUINT8 UINT8_pop_count[256]

Initial value:

= {
 0, 1, 1, 2, 1, 2, 2, 3, 1, 2, 2, 3, 2, 3, 3, 4, 
 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 
 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 
 1, 2, 2, 3, 2, 3, 3, 4, 2, 3, 3, 4, 3, 4, 4, 5, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 
 2, 3, 3, 4, 3, 4, 4, 5, 3, 4, 4, 5, 4, 5, 5, 6, 
 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 
 3, 4, 4, 5, 4, 5, 5, 6, 4, 5, 5, 6, 5, 6, 6, 7, 
 4, 5, 5, 6, 5, 6, 6, 7, 5, 6, 6, 7, 6, 7, 7, 8 
}

Definition at line 233 of file util.c.