1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
|
/*
pr61306-2.c from the execute part of the gcc torture tests.
*/
#include <testfwk.h>
#ifdef __SDCC
#pragma std_c99
#endif
#include <stdint.h>
#include <limits.h>
#define fake_const_swab32(x) ((uint32_t)( \
(((uint32_t) (x) & (uint32_t)0x000000ffUL) << 24) | \
(((uint32_t)(int16_t)(x) & (uint32_t)0x00ffff00UL) << 8) | \
(((uint32_t) (x) & (uint32_t)0x00ff0000UL) >> 8) | \
(((uint32_t) (x) & (uint32_t)0xff000000UL) >> 24)))
/* Previous version of bswap optimization failed to consider sign extension
and as a result would replace an expression *not* doing a bswap by a
bswap. */
#ifndef __SDCC_pdk14 // Lack of memory
uint32_t
fake_bswap32 (uint32_t in)
{
return fake_const_swab32 (in);
}
#endif
void
testTortureExecute (void)
{
#ifndef __SDCC_pdk14 // Lack of memory
if (sizeof (uint32_t) * CHAR_BIT != 32)
return;
if (sizeof (int16_t) * CHAR_BIT != 16)
return;
if (fake_bswap32 (0x81828384) != 0xff838281)
ASSERT (0);
#endif
}
|