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/* { dg-do compile } */
/* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops-details -fdump-tree-optimized" } */
 
#include <stdlib.h>
 
#define N 3200
 
extern void abort (void);
typedef unsigned short T;
 
__attribute__ ((noinline)) void
testmax (const T *c, T init, T result)
{
  T lc[N], accum = init;
  int i;
 
  __builtin_memcpy (lc, c, sizeof(lc));
 
  for (i = 0; i < N; i++) {
    accum = accum < lc[i] ? lc[i] : accum;
  }
 
  if (accum != result)
    abort ();
}
 
__attribute__ ((noinline)) void
testmin (const T *c, T init, T result)
{
  T lc[N], accum = init;
  int i;
 
  __builtin_memcpy (lc, c, sizeof(lc));
 
  for (i = 0; i < N; i++) {
    accum = accum > lc[i] ? lc[i] : accum;
  }
 
  if (accum != result)
    abort ();
}
 
int main (void)
{
  static unsigned short A[N] = {
    0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007, 0x0008,
    0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, 0x0010,
    0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,
    0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff
  };
 
  static unsigned short B[N] = {
    0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,
    0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff,
    0x8000, 0x8001, 0x8002, 0x8003, 0x8004, 0x8005, 0x8006, 0x8007,
    0x8008, 0x8009, 0x800a, 0x800b, 0x800c, 0x800d, 0x800e, 0x800f
  };
 
  static unsigned short C[N] = {
    0xffff, 0xfffe, 0xfffd, 0xfffc, 0xfffb, 0xfffa, 0xfff9, 0xfff8,
    0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, 0x0010,
    0x8000, 0x8001, 0x8002, 0x8003, 0x8004, 0x8005, 0x8006, 0x8007,
    0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,
  };
 
  int i;
 
  for (i=32; i<N; i++)
    {
      A[i]= 0x0001;
      B[i]= 0x7000;
      C[i]= 0xffff;
    }
 
  testmin (A, 10, 1);
  testmin (B, 0x7fff, 0x7000);
  testmin (C, 0x7fff, 0x0009);
 
  testmax (A, 0, 0x7fff);
  testmax (B, 0, 0x800f);
  testmax (C, 0, 0xffff);
 
  return 0;
}
 
 
/* { dg-final { scan-tree-dump-times "Detected reduction" 2 "parloops" } } */
/* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 3 "parloops" } } */
/* { dg-final { cleanup-tree-dump "parloops" } } */
/* { dg-final { cleanup-tree-dump "optimized" } } */

Line No.	Rev	Author	Line
1	298	jeremybenn	`/* { dg-do compile } */`
2			`/* { dg-options "-O2 -ftree-parallelize-loops=4 -fdump-tree-parloops-details -fdump-tree-optimized" } */`
3
4			`#include <stdlib.h>`
5
6			`#define N 3200`
7
8			`extern void abort (void);`
9			`typedef unsigned short T;`
10
11			`__attribute__ ((noinline)) void`
12			`testmax (const T *c, T init, T result)`
13			`{`
14			`T lc[N], accum = init;`
15			`int i;`
16
17			`__builtin_memcpy (lc, c, sizeof(lc));`
18
19			`for (i = 0; i < N; i++) {`
20			`accum = accum < lc[i] ? lc[i] : accum;`
21			`}`
22
23			`if (accum != result)`
24			`abort ();`
25			`}`
26
27			`__attribute__ ((noinline)) void`
28			`testmin (const T *c, T init, T result)`
29			`{`
30			`T lc[N], accum = init;`
31			`int i;`
32
33			`__builtin_memcpy (lc, c, sizeof(lc));`
34
35			`for (i = 0; i < N; i++) {`
36			`accum = accum > lc[i] ? lc[i] : accum;`
37			`}`
38
39			`if (accum != result)`
40			`abort ();`
41			`}`
42
43			`int main (void)`
44			`{`
45			`static unsigned short A[N] = {`
46			`0x0001, 0x0002, 0x0003, 0x0004, 0x0005, 0x0006, 0x0007, 0x0008,`
47			`0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, 0x0010,`
48			`0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,`
49			`0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff`
50			`};`
51
52			`static unsigned short B[N] = {`
53			`0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,`
54			`0x7ff8, 0x7ff9, 0x7ffa, 0x7ffb, 0x7ffc, 0x7ffd, 0x7ffe, 0x7fff,`
55			`0x8000, 0x8001, 0x8002, 0x8003, 0x8004, 0x8005, 0x8006, 0x8007,`
56			`0x8008, 0x8009, 0x800a, 0x800b, 0x800c, 0x800d, 0x800e, 0x800f`
57			`};`
58
59			`static unsigned short C[N] = {`
60			`0xffff, 0xfffe, 0xfffd, 0xfffc, 0xfffb, 0xfffa, 0xfff9, 0xfff8,`
61			`0x0009, 0x000a, 0x000b, 0x000c, 0x000d, 0x000e, 0x000f, 0x0010,`
62			`0x8000, 0x8001, 0x8002, 0x8003, 0x8004, 0x8005, 0x8006, 0x8007,`
63			`0x7000, 0x7100, 0x7200, 0x7300, 0x7400, 0x7500, 0x7600, 0x7700,`
64			`};`
65
66			`int i;`
67
68			`for (i=32; i<N; i++)`
69			`{`
70			`A[i]= 0x0001;`
71			`B[i]= 0x7000;`
72			`C[i]= 0xffff;`
73			`}`
74
75			`testmin (A, 10, 1);`
76			`testmin (B, 0x7fff, 0x7000);`
77			`testmin (C, 0x7fff, 0x0009);`
78
79			`testmax (A, 0, 0x7fff);`
80			`testmax (B, 0, 0x800f);`
81			`testmax (C, 0, 0xffff);`
82
83			`return 0;`
84			`}`
85
86
87			`/* { dg-final { scan-tree-dump-times "Detected reduction" 2 "parloops" } } */`
88			`/* { dg-final { scan-tree-dump-times "SUCCESS: may be parallelized" 3 "parloops" } } */`
89			`/* { dg-final { cleanup-tree-dump "parloops" } } */`
90			`/* { dg-final { cleanup-tree-dump "optimized" } } */`

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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [autopar/] [reduc-9.c] - Blame information for rev 826