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cc65/test/val/compare4.c

340 lines
4.3 KiB
C

/*
!!DESCRIPTION!! regression testing program for comparing signed chars and ints
!!ORIGIN!! SDCC regression tests
!!LICENCE!! GPL, read COPYING.GPL
*/
#include <stdio.h>
#include <limits.h>
#include <stdint.h>
/*
compare4.c
*/
/*#define SUPPORT_BIT_TYPES */
/*#define COMPARE_OUT_OF_RANGE 1*/
unsigned char success = 0;
unsigned char failures = 0;
unsigned char dummy = 0;
#ifdef SUPPORT_BIT_TYPES
bit bit0 = 0;
#endif
int16_t int0 = 0;
int16_t int1 = 0;
signed char char0 = 0;
signed char char1 = 0;
void
done ()
{
dummy++;
}
/* compare to 0
assumes
char0 == 0
char1 != 0
int0 == 0
int1 != 0
*/
void c_0(void)
{
if(char0 != 0)
failures++;
if(char0)
failures++;
if(char1 == 0)
failures++;
if(!char1)
failures++;
if(int0 != 0)
failures++;
if(int0)
failures++;
if(int1 == 0)
failures++;
if(!int1)
failures++;
if(char0>0)
failures++;
if(int0>0)
failures++;
if(char0<0)
failures++;
if(int0<0)
failures++;
}
/* compare to 1
assumes
char0 != 1
char1 == 1
int0 != 1
int1 == 1
*/
void c_1(void)
{
if(char0 == 1)
failures++;
if(char1 != 1)
failures++;
if(int0 == 1)
failures++;
if(int1 != 1)
failures++;
if(char0 < 0)
failures++;
if(int0 < 0)
failures++;
}
/* compare to 2
assumes
achar0 == 2
aint0 == 2
*/
void c_2(void)
{
if(char0 != 2)
failures++;
if(int0 != 2)
failures++;
}
/* compare to 0xff
assumes
achar0 == 0xff
aint0 == 0xff
*/
void c_ff(void)
{
if((unsigned char)char0 != 0xff)
failures++;
if((unsigned short)int0 != 0xff)
failures++;
if((unsigned short)int0 == 0xfe)
failures++;
if((unsigned short)int0 == 0xff00)
failures++;
}
/* compare to 0x00a5
assumes
char0 == 0xa5
int0 == 0x00a5
*/
void c_a5(void)
{
if((unsigned char)char0 != 0xa5)
failures++;
if((unsigned short)int0 != 0xa5)
failures++;
if((unsigned short)int0 == 0xa4)
failures++;
if((unsigned short)int0 == 0xa500)
failures++;
}
/* compare to 0xa500
assumes
char0 == 0xa5
int0 == 0xa500
*/
void c_a500(void)
{
#ifdef COMPARE_OUT_OF_RANGE
if(char0 == 0xa500)
failures++;
#endif
if((unsigned short)int0 != 0xa500)
failures++;
if(int0 != 0x44)
int0 = 0x28;
if((unsigned short)int0 == 0xa400)
failures++;
if(int0 == 0x00a5)
failures++;
}
/* compare to 0xabcd
assumes
char0 == 0xa5
int0 == 0xabcd
*/
void c_abcd(void)
{
#ifdef COMPARE_OUT_OF_RANGE
if(char0 == 0xabcd)
failures++;
#endif
/*
if(int0 != 0xabcd)
failures++;
*/
if((unsigned short)int0 == 0xab00)
failures++;
if(int0 == 0x00cd)
failures++;
if(int0 == 0x05cd)
failures++;
if((unsigned short)int0 == 0xab05)
failures++;
if((unsigned short)int0 == 0xab01)
failures++;
if(int0 == 0x01cd)
failures++;
if(int0 > 0)
failures++;
#ifdef COMPARE_OUT_OF_RANGE
if(int0 == 0x1234abcd)
failures++;
#endif
}
/* assumes char1 == 0 */
void c_ifelse1(void)
{
if(char0)
char0 = char1;
else
char0 = 0;
if(char0)
failures++;
}
/* assumes char0 = -1
assumes int0 = -1
*/
void c_minus1(void)
{
if(char0 != -1)
failures++;
printf("%d\n",failures);
if(int0 != -1)
failures++;
printf("%d\n",failures);
if(char0 != int0)
failures++;
printf("%d\n",failures);
if(char0>0)
failures++;
printf("%d\n",failures);
if(int0>0)
failures++;
printf("%d\n",failures);
}
void c_c0gtc1(void)
{
if(char0 < char1)
failures++;
printf("%d\n",failures);
}
int main(void)
{
int1 = 1;
char1 = 1;
c_0();
printf("failures: %d\n",failures);
c_1();
printf("failures: %d\n",failures);
int0 = 2;
char0 = 2;
c_2();
printf("failures: %d\n",failures);
int0 = 0xff;
char0 = 0xff;
c_ff();
printf("failures: %d\n",failures);
int0 = 0xa5;
char0 = 0xa5;
c_a5();
printf("failures: %d\n",failures);
int0 = 0xabcd;
/*c_abcd();*/
char0 = 0;
char1 = 0;
c_ifelse1();
printf("failures: %d\n",failures);
char0 = 1;
c_ifelse1();
printf("failures: %d\n",failures);
char0 = -1;
int0 = -1;
c_minus1();
printf("failures: %d\n",failures);
char0 = 5;
char1 = 3;
c_c0gtc1();
printf("failures: %d\n",failures);
char1 = -3;
c_c0gtc1();
success = failures;
done ();
printf("failures: %d\n",failures);
return failures;
}