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comparison gcc/testsuite/gcc.dg/tree-ssa/pr45397.c @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
comparison
equal deleted inserted replaced
111:04ced10e8804 131:84e7813d76e9
1 /* { dg-do compile } */ 1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-phiopt1" } */ 2 /* { dg-options "-O2 -fdump-tree-phiopt -fdump-tree-evrp" } */
3 3
4 int foo_add (const unsigned char *tmp, int i, int val) 4 int foo_add (const unsigned char *tmp, int i, int val)
5 { 5 {
6 return (unsigned char)(((tmp[i] + val)>0xFF)?0xFF:(((tmp[i] + val)<0)?0:(tmp[i] + val))); 6 return (unsigned char)(((tmp[i] + val)>0xFF)?0xFF:(((tmp[i] + val)<0)?0:(tmp[i] + val)));
7 } 7 }
16 return (unsigned char)(((tmp[i] * val)>0xFF)?0xFF:(((tmp[i] * val)<0)?0:(tmp[i] * val))); 16 return (unsigned char)(((tmp[i] * val)>0xFF)?0xFF:(((tmp[i] * val)<0)?0:(tmp[i] * val)));
17 } 17 }
18 18
19 /* All cases should end up using min/max for the saturated operations and 19 /* All cases should end up using min/max for the saturated operations and
20 have no control flow. */ 20 have no control flow. */
21 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 3 "phiopt1" } } */ 21 /* EVRP leaves copies in the IL which confuses phiopt1 so we have
22 /* { dg-final { scan-tree-dump-times "MIN_EXPR" 3 "phiopt1" } } */ 22 to rely on phiopt2 instead. */
23 /* { dg-final { scan-tree-dump-not "if " "phiopt1" } } */ 23 /* { dg-final { scan-tree-dump-not " & 255;" "evrp" } } */
24 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 3 "phiopt1" { xfail *-*-* } } } */
25 /* { dg-final { scan-tree-dump-times "MIN_EXPR" 3 "phiopt1" { xfail *-*-* } } } */
26 /* { dg-final { scan-tree-dump-not "if " "phiopt1" { xfail *-*-* } } } */
27 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 3 "phiopt2" } } */
28 /* { dg-final { scan-tree-dump-times "MIN_EXPR" 3 "phiopt2" } } */
29 /* { dg-final { scan-tree-dump-not "if " "phiopt2" } } */