block_size.c revision 436e89c602e787e7a27dd6624b09beed41a0da8a 
1#include <stdio.h>
2
3__attribute__((noinline)) int test_block_size1 ()
4{
5   int result = 1;
6   __asm__ __volatile__(
7         ".set noreorder"      "\n\t"
8         ".set nomacro"        "\n\t"
9         "b begin1"            "\n\t"
10         "nop"                 "\n\t"
11         "begin1:"             "\n\t"
12         ".rept 56"            "\n\t"
13         ".word 0"             "\n\t"
14         ".endr"               "\n\t"
15         "li $4, 0"            "\n\t"
16         "j end1"              "\n\t"
17         "nop"                 "\n\t"
18         "b label1"            "\n\t"
19         "nop"                 "\n\t"
20         "label1:"             "\n\t"
21         "li $4, 1"            "\n\t"
22         "end1:"               "\n\t"
23         "move %0, $4"         "\n\t"
24         ".set reorder"        "\n\t"
25         ".set macro"          "\n\t"
26         : /*out*/ "=r" (result)
27         : /*in*/
28         : /*trash*/ "$4");
29   return result;
30}
31
32__attribute__((noinline)) int test_block_size2 ()
33{
34   int result = 1;
35   __asm__ __volatile__(
36         ".set noreorder"      "\n\t"
37         ".set nomacro"        "\n\t"
38         "b begin2"            "\n\t"
39         "nop"                 "\n\t"
40         "begin2:"             "\n\t"
41         ".rept 58"            "\n\t"
42         ".word 0"             "\n\t"
43         ".endr"               "\n\t"
44         "li $4, 1"            "\n\t"
45         "j end2"              "\n\t"
46         "li $4, 0"            "\n\t"
47         "end2:"               "\n\t"
48         "move %0, $4"         "\n\t"
49         ".set reorder"        "\n\t"
50         ".set macro"          "\n\t"
51         : /*out*/ "=r" (result)
52         : /*in*/
53         : /*trash*/ "$4");
54   return result;
55}
56
57int main ()
58{
59   /*******************TEST1*******************/
60   if (test_block_size1() == 0)
61      printf("test1 - PASS\n");
62   else
63      printf("test1 - FAIL\n");
64
65   /*******************TEST2*******************/
66   if (test_block_size2() == 0)
67      printf("test2 - PASS\n");
68   else
69      printf("test2 - FAIL\n");
70   return 0;
71}
72