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cc65/test/val/sub2.c
2014-09-25 21:38:34 +02:00

170 lines
2.2 KiB
C

/*
!!DESCRIPTION!! Substraction Test
!!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;
#if 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
int int0 = 0;
int int1 = 0;
signed char char0 = 0;
signed char char1 = 0;
signed char char2 = 0;
void done()
{
dummy++;
}
void sub_int1(void)
{
if(int0 != 5)
failures++;
if(int1 != 4)
failures++;
int0 = int0 - int1;
if(int0 != 1)
failures++;
int0 = 4 - int0;
if(int0 != 3)
failures++;
int0 = int0 - int1;
if(int0 != -1)
failures++;
int0 = int0 - 0xff;
if(int0 != -0x100)
failures++;
int0 = 0xff - int0;
if(int0 != 0x1ff)
failures++;
}
void sub_char_int(void)
{
int0 = int0 - char0;
if(int0 != 3)
failures++;
if(int0 < char0)
failures++;
int0 = int0 - char0;
if(int0 != 1)
failures++;
if(int0 > char0)
failures++;
int0 = int0 - char0;
if(int0 != -1)
failures++;
if(int0>0)
failures++;
}
void assign_char2int(void)
{
int0 = char0;
if(int0 != 0x7f)
failures++;
/* printf("%2x %2x %2x %d\n",0x7f,int0,char0,failures); */
int1 = char1;
if(int1 != -5)
failures++;
/* printf("%2x,%d %2x,%d %2x,%d %d\n",-5,-5,(int)int1,(int)int1,(int)char1,(int)char1,failures); */
}
void sub_compound_char(void)
{
char0 = char1 - 5;
if(char0 != 4)
failures++;
if((char1 - char0 - 5) != 0)
failures++;
}
void sub_compound_int(void)
{
int0 = int1 - 5;
if(int0 != 4)
failures++;
if((int1 - int0 - 5) != 0)
failures++;
}
int main(void)
{
int0 = 5;
int1 = 4;
sub_int1();
printf("failures: %d\n",failures);
int0 = 5;
int1 = 4;
char0 = 2;
sub_char_int();
printf("failures: %d\n",failures);
char0 = 0x7f;
char1 = -5;
assign_char2int();
printf("failures: %d\n",failures);
char1 = 9;
sub_compound_char();
printf("failures: %d\n",failures);
int1 = 9;
sub_compound_int();
success = failures;
done();
printf("failures: %d\n",failures);
return failures;
}