Lines Matching defs:pA

4008 **    pA!=0
4009 **    pA->isNull==0
4013 static int decimal_cmp(const Decimal *pA, const Decimal *pB){
4015   if( pA->sign!=pB->sign ){
4016     return pA->sign ? -1 : +1;
4018   if( pA->sign ){
4019     const Decimal *pTemp = pA;
4020     pA = pB;
4023   nASig = pA->nDigit - pA->nFrac;
4028   n = pA->nDigit;
4030   rc = memcmp(pA->a, pB->a, n);
4032     rc = pA->nDigit - pB->nDigit;
4048   Decimal *pA = 0, *pB = 0;
4052   pA = decimal_new(context, argv[0], 1);
4053   if( pA==0 || pA->isNull ) goto cmp_done;
4056   rc = decimal_cmp(pA, pB);
4061   decimal_free(pA);
4094 ** Add the value pB into pA.   A := A + B.
4096 ** Both pA and pB might become denormalized by this routine.
4098 static void decimal_add(Decimal *pA, Decimal *pB){
4101   if( pA==0 ){
4104   if( pA->oom || pB==0 || pB->oom ){
4105     pA->oom = 1;
4108   if( pA->isNull || pB->isNull ){
4109     pA->isNull = 1;
4112   nSig = pA->nDigit - pA->nFrac;
4113   if( nSig && pA->a[0]==0 ) nSig--;
4117   nFrac = pA->nFrac;
4120   decimal_expand(pA, nDigit, nFrac);
4122   if( pA->oom || pB->oom ){
4123     pA->oom = 1;
4125     if( pA->sign==pB->sign ){
4128         int x = pA->a[i] + pB->a[i] + carry;
4131           pA->a[i] = x - 10;
4134           pA->a[i] = x;
4140       rc = memcmp(pA->a, pB->a, nDigit);
4143         aB = pA->a;
4144         pA->sign = !pA->sign;
4146         aA = pA->a;
4152           pA->a[i] = x+10;
4155           pA->a[i] = x;
4171 static void decimalMul(Decimal *pA, Decimal *pB){
4176   if( pA==0 || pA->oom || pA->isNull
4181   acc = sqlite3_malloc64( pA->nDigit + pB->nDigit + 2 );
4183     pA->oom = 1;
4186   memset(acc, 0, pA->nDigit + pB->nDigit + 2);
4187   minFrac = pA->nFrac;
4189   for(i=pA->nDigit-1; i>=0; i--){
4190     signed char f = pA->a[i];
4201   sqlite3_free(pA->a);
4202   pA->a = acc;
4204   pA->nDigit += pB->nDigit + 2;
4205   pA->nFrac += pB->nFrac;
4206   pA->sign ^= pB->sign;
4207   while( pA->nFrac>minFrac && pA->a[pA->nDigit-1]==0 ){
4208     pA->nFrac--;
4209     pA->nDigit--;
4220   Decimal *pA = 0;      /* The result to be returned */
4223   pA = decimalNewFromText("1.0", 3);
4224   if( pA==0 || pA->oom ) goto pow2_fault;
4225   if( N==0 ) return pA;
4235       decimalMul(pA, pX);
4236       if( pA->oom ) goto pow2_fault;
4243   return pA;
4246   decimal_free(pA);
4258   Decimal *pA;
4292   pA = decimalNewFromText(zNum, (int)strlen(zNum));
4294   decimalMul(pA, pX);
4296   return pA;
4339   Decimal *pA = decimalNewFromText((const char*)zA, nKey1);
4343   if( pA==0 || pB==0 ){
4346     rc = decimal_cmp(pA, pB);
4348   decimal_free(pA);
4365   Decimal *pA = decimal_new(context, argv[0], 1);
4368   decimal_add(pA, pB);
4369   decimal_result(context, pA);
4370   decimal_free(pA);
4378   Decimal *pA = decimal_new(context, argv[0], 1);
4383     decimal_add(pA, pB);
4384     decimal_result(context, pA);
4386   decimal_free(pA);
4459   Decimal *pA = decimal_new(context, argv[0], 1);
4462   if( pA==0 || pA->oom || pA->isNull
4467   decimalMul(pA, pB);
4468   if( pA->oom ){
4471   decimal_result(context, pA);
4474   decimal_free(pA);
4490     Decimal *pA = decimalPow2(sqlite3_value_int(argv[0]));
4491     decimal_result_sci(context, pA);
4492     decimal_free(pA);