ack/tests/plat/core/intadd_e.c
David Given 88fd7b3cdc Add a 'kill' pseudoinstruction to the 8080 assembler, which marks when the code
generator is finished with a register; use this to create some more effective
peephole optimiser rules.
2019-03-08 23:06:34 +01:00

34 lines
830 B
C

#include "test.h"
/* Constants in globals to defeat constant folding. */
int two = 2;
int one = 1;
int zero = 0;
int minusone = -1;
/* Bypasses the CRT, so there's no stdio. */
void _m_a_i_n(void)
{
ASSERT((two + one) == 3);
ASSERT((two + minusone) == 1);
ASSERT((two + 1) == 3);
ASSERT((two + -1) == 1);
ASSERT((1 + two) == 3);
ASSERT((-1 + two) == 1);
ASSERT(((unsigned int)two + (unsigned int)one) == 3);
ASSERT(((unsigned int)two + (unsigned int)minusone) == 1);
ASSERT(((unsigned int)two + (unsigned int) 1) == 3);
ASSERT(((unsigned int)two + (unsigned int)-1) == 1);
ASSERT(((unsigned int)1 + (unsigned int)two) == 3);
ASSERT(((unsigned int)-1 + (unsigned int)two) == 1);
ASSERT(((unsigned int)two + (unsigned int)256) == 258);
finished();
}