diff options
Diffstat (limited to 'gcc/testsuite/gcc.target/sh/cmpstrn.c')
| -rw-r--r-- | gcc/testsuite/gcc.target/sh/cmpstrn.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.target/sh/cmpstrn.c b/gcc/testsuite/gcc.target/sh/cmpstrn.c new file mode 100644 index 00000000000..b2260f92110 --- /dev/null +++ b/gcc/testsuite/gcc.target/sh/cmpstrn.c @@ -0,0 +1,21 @@ +/* Check that the __builtin_strncmp function is inlined + when optimizing for speed. */ +/* { dg-do compile { target "sh*-*-*" } } */ +/* { dg-options "-O2" } */ +/* { dg-skip-if "" { "sh*-*-*" } { "-m5*" } { "" } } */ +/* { dg-final { scan-assembler-not "jmp" } } */ +/* { dg-final { scan-assembler-times "cmp/str" 1 } } */ + +/* Test that the cmp/str loop is optimized out. */ +test01(const char *s1, const char *s2, int n) +{ + return __builtin_strncmp (s1, "abcde", 3); +} + +/* Test that the cmp/str loop is used. */ +test02(const char *s1, const char *s2, int n) +{ + return __builtin_strncmp (s1, "abcdefghi", 8); +} + + |