| Line 16... |
Line 16... |
4354 Town Center Blvd. Suite 114-200
|
4354 Town Center Blvd. Suite 114-200
|
El Dorado Hills, CA, 95762
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El Dorado Hills, CA, 95762
|
*/
|
*/
|
#include "coremark.h"
|
#include "coremark.h"
|
/* local functions */
|
/* local functions */
|
enum CORE_STATE core_state_transition( ee_u8 **instr , ee_u32 *transition_count);
|
enum CORE_STATE core_state_transition(ee_u8 ** instr,
|
|
ee_u32 * transition_count);
|
|
|
/*
|
/*
|
Topic: Description
|
Topic: Description
|
Simple state machines like this one are used in many embedded products.
|
Simple state machines like this one are used in many embedded products.
|
|
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| Line 46... |
Line 47... |
ee_u32 final_counts[NUM_CORE_STATES];
|
ee_u32 final_counts[NUM_CORE_STATES];
|
ee_u32 track_counts[NUM_CORE_STATES];
|
ee_u32 track_counts[NUM_CORE_STATES];
|
ee_u8 *p=memblock;
|
ee_u8 *p=memblock;
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ee_u32 i;
|
ee_u32 i;
|
|
|
|
|
#if CORE_DEBUG
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#if CORE_DEBUG
|
ee_printf("State Bench: %d,%d,%d,%04x\n",seed1,seed2,step,crc);
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ee_printf("State Bench: %d,%d,%d,%04x\n",seed1,seed2,step,crc);
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#endif
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#endif
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for (i=0; i<NUM_CORE_STATES; i++) {
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for (i=0; i<NUM_CORE_STATES; i++) {
|
final_counts[i]=track_counts[i]=0;
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final_counts[i]=track_counts[i]=0;
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}
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}
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/* run the state machine over the input */
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/* run the state machine over the input */
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while (*p!=0) {
|
while (*p!=0) {
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enum CORE_STATE fstate=core_state_transition(&p,track_counts);
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enum CORE_STATE fstate =
|
|
core_state_transition(&p, track_counts);
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final_counts[fstate]++;
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final_counts[fstate]++;
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#if CORE_DEBUG
|
#if CORE_DEBUG
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ee_printf("%d,",fstate);
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ee_printf("%d,",fstate);
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}
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}
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ee_printf("\n");
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ee_printf("\n");
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| Line 73... |
Line 74... |
p+=step;
|
p+=step;
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}
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}
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p=memblock;
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p=memblock;
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/* run the state machine over the input again */
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/* run the state machine over the input again */
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while (*p!=0) {
|
while (*p!=0) {
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enum CORE_STATE fstate=core_state_transition(&p,track_counts);
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enum CORE_STATE fstate =
|
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core_state_transition(&p, track_counts);
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final_counts[fstate]++;
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final_counts[fstate]++;
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#if CORE_DEBUG
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#if CORE_DEBUG
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ee_printf("%d,",fstate);
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ee_printf("%d,",fstate);
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}
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}
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ee_printf("\n");
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ee_printf("\n");
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| Line 97... |
Line 99... |
}
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}
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return crc;
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return crc;
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}
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}
|
|
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/* Default initialization patterns */
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/* Default initialization patterns */
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static ee_u8 *intpat[4] ={(ee_u8 *)"5012",(ee_u8 *)"1234",(ee_u8 *)"-874",(ee_u8 *)"+122"};
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static ee_u8 *intpat[4] =
|
static ee_u8 *floatpat[4]={(ee_u8 *)"35.54400",(ee_u8 *)".1234500",(ee_u8 *)"-110.700",(ee_u8 *)"+0.64400"};
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{ (ee_u8 *) "5012", (ee_u8 *) "1234", (ee_u8 *) "-874", (ee_u8 *) "+122" };
|
static ee_u8 *scipat[4] ={(ee_u8 *)"5.500e+3",(ee_u8 *)"-.123e-2",(ee_u8 *)"-87e+832",(ee_u8 *)"+0.6e-12"};
|
static ee_u8 *floatpat[4] =
|
static ee_u8 *errpat[4] ={(ee_u8 *)"T0.3e-1F",(ee_u8 *)"-T.T++Tq",(ee_u8 *)"1T3.4e4z",(ee_u8 *)"34.0e-T^"};
|
{ (ee_u8 *) "35.54400", (ee_u8 *) ".1234500", (ee_u8 *) "-110.700",
|
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(ee_u8 *) "+0.64400" };
|
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static ee_u8 *scipat[4] =
|
|
{ (ee_u8 *) "5.500e+3", (ee_u8 *) "-.123e-2", (ee_u8 *) "-87e+832",
|
|
(ee_u8 *) "+0.6e-12" };
|
|
static ee_u8 *errpat[4] =
|
|
{ (ee_u8 *) "T0.3e-1F", (ee_u8 *) "-T.T++Tq", (ee_u8 *) "1T3.4e4z",
|
|
(ee_u8 *) "34.0e-T^" };
|
|
|
/* Function: core_init_state
|
/* Function: core_init_state
|
Initialize the input data for the state machine.
|
Initialize the input data for the state machine.
|
|
|
Populate the input with several predetermined strings, interspersed.
|
Populate the input with several predetermined strings, interspersed.
|
Actual patterns chosen depend on the seed parameter.
|
Actual patterns chosen depend on the seed parameter.
|
|
|
Note:
|
Note:
|
The seed parameter MUST be supplied from a source that cannot be determined at compile time
|
The seed parameter MUST be supplied from a source that cannot be determined at compile time
|
*/
|
*/
|
void core_init_state(ee_u32 size, ee_s16 seed, ee_u8 *p) {
|
void core_init_state(ee_u32 size, ee_s16 seed, ee_u8 * p)
|
|
{
|
ee_u32 total=0,next=0,i;
|
ee_u32 total=0,next=0,i;
|
ee_u8 *buf=0;
|
ee_u8 *buf=0;
|
#if CORE_DEBUG
|
#if CORE_DEBUG
|
ee_u8 *start=p;
|
ee_u8 *start=p;
|
ee_printf("State: %d,%d\n",size,seed);
|
ee_printf("State: %d,%d\n",size,seed);
|
| Line 163... |
Line 173... |
#if CORE_DEBUG
|
#if CORE_DEBUG
|
ee_printf("State Input: %s\n",start);
|
ee_printf("State Input: %s\n",start);
|
#endif
|
#endif
|
}
|
}
|
|
|
static ee_u8 ee_isdigit(ee_u8 c) {
|
static ee_u8 ee_isdigit(ee_u8 c)
|
|
{
|
ee_u8 retval;
|
ee_u8 retval;
|
retval = ((c>='0') & (c<='9')) ? 1 : 0;
|
retval = ((c>='0') & (c<='9')) ? 1 : 0;
|
return retval;
|
return retval;
|
}
|
}
|
|
|
| Line 179... |
Line 190... |
2 - a valid number has been detected.
|
2 - a valid number has been detected.
|
|
|
The input pointer is updated to point to the end of the token, and the end state is returned (either specific format determined or invalid).
|
The input pointer is updated to point to the end of the token, and the end state is returned (either specific format determined or invalid).
|
*/
|
*/
|
|
|
enum CORE_STATE core_state_transition( ee_u8 **instr , ee_u32 *transition_count) {
|
enum CORE_STATE core_state_transition(ee_u8 ** instr, ee_u32 * transition_count)
|
ee_u8 *str=*instr;
|
{
|
|
ee_u8 *str = *instr;
|
ee_u8 NEXT_SYMBOL;
|
ee_u8 NEXT_SYMBOL;
|
enum CORE_STATE state=CORE_START;
|
enum CORE_STATE state=CORE_START;
|
for( ; *str && state != CORE_INVALID; str++ ) {
|
for( ; *str && state != CORE_INVALID; str++ ) {
|
NEXT_SYMBOL = *str;
|
NEXT_SYMBOL = *str;
|
if (NEXT_SYMBOL==',') /* end of this input */ {
|
if (NEXT_SYMBOL == ',') { /* end of this input */
|
str++;
|
str++;
|
break;
|
break;
|
}
|
}
|
switch(state) {
|
switch(state) {
|
case CORE_START:
|
case CORE_START:
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
state = CORE_INT;
|
state = CORE_INT;
|
}
|
} else if (NEXT_SYMBOL == '+' || NEXT_SYMBOL == '-') {
|
else if( NEXT_SYMBOL == '+' || NEXT_SYMBOL == '-' ) {
|
|
state = CORE_S1;
|
state = CORE_S1;
|
}
|
} else if (NEXT_SYMBOL == '.') {
|
else if( NEXT_SYMBOL == '.' ) {
|
|
state = CORE_FLOAT;
|
state = CORE_FLOAT;
|
}
|
} else {
|
else {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_INVALID]++;
|
transition_count[CORE_INVALID]++;
|
}
|
}
|
transition_count[CORE_START]++;
|
transition_count[CORE_START]++;
|
break;
|
break;
|
case CORE_S1:
|
case CORE_S1:
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
state = CORE_INT;
|
state = CORE_INT;
|
transition_count[CORE_S1]++;
|
transition_count[CORE_S1]++;
|
}
|
} else if (NEXT_SYMBOL == '.') {
|
else if( NEXT_SYMBOL == '.' ) {
|
|
state = CORE_FLOAT;
|
state = CORE_FLOAT;
|
transition_count[CORE_S1]++;
|
transition_count[CORE_S1]++;
|
}
|
} else {
|
else {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_S1]++;
|
transition_count[CORE_S1]++;
|
}
|
}
|
break;
|
break;
|
case CORE_INT:
|
case CORE_INT:
|
if( NEXT_SYMBOL == '.' ) {
|
if( NEXT_SYMBOL == '.' ) {
|
state = CORE_FLOAT;
|
state = CORE_FLOAT;
|
transition_count[CORE_INT]++;
|
transition_count[CORE_INT]++;
|
}
|
} else if (!ee_isdigit(NEXT_SYMBOL)) {
|
else if(!ee_isdigit(NEXT_SYMBOL)) {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_INT]++;
|
transition_count[CORE_INT]++;
|
}
|
}
|
break;
|
break;
|
case CORE_FLOAT:
|
case CORE_FLOAT:
|
if( NEXT_SYMBOL == 'E' || NEXT_SYMBOL == 'e' ) {
|
if( NEXT_SYMBOL == 'E' || NEXT_SYMBOL == 'e' ) {
|
state = CORE_S2;
|
state = CORE_S2;
|
transition_count[CORE_FLOAT]++;
|
transition_count[CORE_FLOAT]++;
|
}
|
} else if (!ee_isdigit(NEXT_SYMBOL)) {
|
else if(!ee_isdigit(NEXT_SYMBOL)) {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_FLOAT]++;
|
transition_count[CORE_FLOAT]++;
|
}
|
}
|
break;
|
break;
|
case CORE_S2:
|
case CORE_S2:
|
if( NEXT_SYMBOL == '+' || NEXT_SYMBOL == '-' ) {
|
if( NEXT_SYMBOL == '+' || NEXT_SYMBOL == '-' ) {
|
state = CORE_EXPONENT;
|
state = CORE_EXPONENT;
|
transition_count[CORE_S2]++;
|
transition_count[CORE_S2]++;
|
}
|
} else {
|
else {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_S2]++;
|
transition_count[CORE_S2]++;
|
}
|
}
|
break;
|
break;
|
case CORE_EXPONENT:
|
case CORE_EXPONENT:
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
if(ee_isdigit(NEXT_SYMBOL)) {
|
state = CORE_SCIENTIFIC;
|
state = CORE_SCIENTIFIC;
|
transition_count[CORE_EXPONENT]++;
|
transition_count[CORE_EXPONENT]++;
|
}
|
} else {
|
else {
|
|
state = CORE_INVALID;
|
state = CORE_INVALID;
|
transition_count[CORE_EXPONENT]++;
|
transition_count[CORE_EXPONENT]++;
|
}
|
}
|
break;
|
break;
|
case CORE_SCIENTIFIC:
|
case CORE_SCIENTIFIC:
|
