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qemu/tests/tcg/cris/libc/check_addc.c

59 lines
1.3 KiB
C

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include "sys.h"
#include "crisutils.h"
static always_inline int cris_addc(int a, const int b)
{
asm ("addc\t%1, %0\n" : "+r" (a) : "r" (b));
return a;
}
#define verify_addc(a, b, res, n, z, v, c) \
{ \
int r; \
r = cris_addc((a), (b)); \
cris_tst_cc((n), (z), (v), (c)); \
if (r != (res)) \
err(); \
}
int main(void)
{
cris_tst_cc_init();
asm volatile ("clearf cz");
verify_addc(0, 0, 0, 0, 0, 0, 0);
cris_tst_cc_init();
asm volatile ("setf z");
verify_addc(0, 0, 0, 0, 1, 0, 0);
cris_tst_cc_init();
asm volatile ("setf cz");
verify_addc(0, 0, 1, 0, 0, 0, 0);
cris_tst_cc_init();
asm volatile ("clearf c");
verify_addc(-1, 2, 1, 0, 0, 0, 1);
cris_tst_cc_init();
asm volatile ("clearf nzv");
asm volatile ("setf c");
verify_addc(-1, 2, 2, 0, 0, 0, 1);
cris_tst_cc_init();
asm volatile ("setf c");
verify_addc(0xffff, 0xffff, 0x1ffff, 0, 0, 0, 0);
cris_tst_cc_init();
asm volatile ("clearf nzvc");
verify_addc(-1, -1, 0xfffffffe, 1, 0, 0, 1);
cris_tst_cc_init();
asm volatile ("setf c");
verify_addc(0x78134452, 0x5432f789, 0xcc463bdc, 1, 0, 1, 0);
pass();
return 0;
}