?? check_addo.c
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#include <stdio.h>#include <stdlib.h>#include <stdint.h>#include "sys.h"#include "crisutils.h"/* this would be better to do in asm, it's an orgy in GCC inline asm now. */#define cris_addo_b(o, v) \ asm volatile ("addo.b\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");#define cris_addo_w(o, v) \ asm volatile ("addo.w\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");#define cris_addo_d(o, v) \ asm volatile ("addo.d\t[%0], %1, $acr\n" : : "r" (o), "r" (v) : "acr");#define cris_addo_pi_b(o, v) \ asm volatile ("addo.b\t[%0+], %1, $acr\n" \ : "+b" (o): "r" (v) : "acr");#define cris_addo_pi_w(o, v) \ asm volatile ("addo.w\t[%0+], %1, $acr\n" \ : "+b" (o): "r" (v) : "acr");#define cris_addo_pi_d(o, v) \ asm volatile ("addo.d\t[%0+], %1, $acr\n" \ : "+b" (o): "r" (v) : "acr");struct { uint32_t v1; uint16_t v2; uint32_t v3; uint8_t v4; uint8_t v5; uint16_t v6; uint32_t v7;} y = { 32769, -1, 5, 3, -4, 2, -76789887};static int x[3] = {0x55aa77ff, 0xccff2244, 0x88ccee19};int main(void){ int *r; unsigned char *t, *p; /* Note, this test-case will trig an unaligned access, partly to x[0] and to [x1]. */ t = (unsigned char *)x; t -= 32768; p = (unsigned char *) &y.v1; mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_pi_d(p, t); cris_tst_cc(1, 1, 1, 1); asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*r != 0x4455aa77) err(); t += 32770; mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_pi_w(p, t); cris_tst_cc(1, 1, 1, 1); asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*r != 0x4455aa77) err(); mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_d(p, r); cris_tst_cc(1, 1, 1, 1); p += 4; asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*r != 0xee19ccff) err(); mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_pi_b(p, t); cris_tst_cc(1, 1, 1, 1); asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*(uint16_t*)r != 0xff22) err(); mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_b(p, r); cris_tst_cc(1, 1, 1, 1); p += 1; asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*r != 0x4455aa77) err(); mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_w(p, r); cris_tst_cc(1, 1, 1, 1); p += 2; asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); if (*r != 0xff224455) err(); mb(); /* dont reorder anything beyond here. */ cris_tst_cc_init(); asm volatile ("setf\tzvnc\n"); cris_addo_pi_d(p, t); cris_tst_cc(1, 1, 1, 1); asm volatile ("move.d\t$acr, %0\n" : "=r" (r)); r = (void*)(((char *)r) + 76789885); if (*r != 0x55aa77ff) err(); pass(); return 0;}
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