File: ivopt_infer_1.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A8-2019-q3-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 571,828 kB
  • sloc: ansic: 2,937,651; cpp: 881,644; ada: 597,189; makefile: 65,528; asm: 56,499; xml: 46,621; exp: 24,747; sh: 19,684; python: 7,256; pascal: 4,370; awk: 3,497; perl: 2,695; yacc: 316; ml: 285; f90: 234; lex: 198; objc: 194; haskell: 119
file content (24 lines) | stat: -rw-r--r-- 612 bytes parent folder | download | duplicates (6) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
/* { dg-do compile { target {{ i?86-*-* x86_64-*-* } && lp64 } } } */
/* { dg-options "-O2 -m64 -fdump-tree-ivopts-details" } */

#ifndef TYPE
#define TYPE char*
#endif

int a[400];

/* Testing inferred loop iteration from array -- exit test can be replaced.  */
void foo (int i_width, TYPE dst, TYPE src1, TYPE src2)
{
      TYPE dstn= dst + i_width;
      TYPE dst0 = dst;
      unsigned long long i = 0;
       for( ; dst <= dstn; )
       {
           dst0[i] = ( src1[i] + src2[i] + 1 +a[i]) >> 1;
           dst++;
	   i += 16;
       }
}

/* { dg-final { scan-tree-dump-times "Replacing" 1 "ivopts"} } */