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cc65/test/val/add1.c

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2014-09-24 14:45:10 +00:00
/*
!!DESCRIPTION!! Addition tests
!!ORIGIN!! SDCC regression tests
!!LICENCE!! GPL, read COPYING.GPL
*/
#include <stdio.h>
#include <limits.h>
unsigned char success=0;
unsigned char failures=0;
unsigned char dummy=0;
#ifdef SUPPORT_BIT_TYPES
bit bit0 = 0;
bit bit1 = 0;
bit bit2 = 0;
bit bit3 = 0;
bit bit4 = 0;
bit bit5 = 0;
bit bit6 = 0;
bit bit7 = 0;
bit bit8 = 0;
bit bit9 = 0;
bit bit10 = 0;
bit bit11 = 0;
#endif
unsigned int aint0 = 0;
unsigned int aint1 = 0;
unsigned char achar0 = 0;
unsigned char achar1 = 0;
unsigned char achar2 = 0;
unsigned char achar3 = 0;
unsigned char *acharP = 0;
void done()
{
dummy++;
}
void add_lit2uchar(void)
{
achar0 = achar0 + 5;
if(achar0 != 5)
failures++;
achar0 += 10;
if(achar0 != 15)
failures++;
achar0 = achar0 +1; /*Should be an increment */
if(achar0 != 16)
failures++;
for(achar1 = 0; achar1 < 100; achar1++)
achar0 += 2;
if(achar0 != 216)
failures++;
}
void add_uchar2uchar(void)
{
achar1 = achar1 + achar0;
if(achar1 != 16)
failures++;
for(achar2 = 0; achar2<7; achar2++)
achar1 += achar0;
if(achar1 != 128)
failures++;
}
/* assumes
achar0 = 0
achar1 = 32
achar2, achar3 can be anything.
*/
void add_uchar2uchar2(void)
{
achar0++;
achar0 = achar0 + 1;
achar0 = achar0 + 2;
achar0 = achar0 + 3;
if(achar0 != 7)
failures++;
achar1 += achar0;
if(achar1 != 39)
failures++;
achar2 = achar1 + achar0;
if(achar2 != 46)
failures++;
achar3 = achar2 + achar1 + achar0;
if(achar3 != 92)
failures++;
}
#ifdef SUPPORT_BIT_TYPES
void add_bits(void)
{
bit1 = bit0;
bit0 = 1;
if(bit1 != 0)
failures++;
bit1 = bit1+bit0;
if(bit1 != 1)
failures++;
#ifdef SUPPORT_BIT_ARITHMETIC
bit2 = bit1+bit3;
if(!bit2)
failures++;
bit3 = bit4+bit5+bit6+bit7+bit0;
if(!bit3)
failures++;
#endif
}
/* add_bit2uchar(void) - assumes bit0 = 1, achar0 = 7 */
void add_bit2uchar(void)
{
achar0 += bit0;
if(achar0 != 8)
failures++;
if(achar0 == bit0)
failures++;
}
void add_bit2uint(void)
{
if(aint0 != bit11)
failures++;
aint0 += bit0;
if(aint0!=1)
failures++;
}
#endif
int main(void)
{
add_lit2uchar();
achar0=16;
achar1=0;
add_uchar2uchar();
achar0 = 0;
achar1 = 32;
add_uchar2uchar2();
#ifdef SUPPORT_BIT_TYPES
add_bits();
add_bit2uchar();
add_bit2uint();
#endif
success = failures;
done();
printf("failures: %d\n",failures);
return failures;
}