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| author | Mystery Man <unknown@mandriva.org> | 2003-08-20 07:37:27 +0000 |
|---|---|---|
| committer | Mystery Man <unknown@mandriva.org> | 2003-08-20 07:37:27 +0000 |
| commit | 7f2ac73888b8ef372ea597049981b27e7d810ac2 (patch) | |
| tree | 354132889b63bbe5f446cb82869b3c3367135a80 /mdk-stage1/dietlibc/i386/isleap.S | |
| parent | 327bd24f8e4291bd1882de1990dd7339f781a9cb (diff) | |
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This commit was manufactured by cvs2svn to create branch 'MDKC_1_0'.topic/MDKC_1_0
Diffstat (limited to 'mdk-stage1/dietlibc/i386/isleap.S')
| -rw-r--r-- | mdk-stage1/dietlibc/i386/isleap.S | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/i386/isleap.S b/mdk-stage1/dietlibc/i386/isleap.S new file mode 100644 index 000000000..28d1ee0ce --- /dev/null +++ b/mdk-stage1/dietlibc/i386/isleap.S @@ -0,0 +1,28 @@ +.text +.globl __isleap +.type __isleap,@function + +__isleap: + movl 4(%esp),%eax + testb $3,%al + jne .Lretzero +#if 1 + movb $100,%cl /* this works only for 0 a.D. ... 25599 a.C. */ + divb %cl + andb %ah,%ah +#else + cltd /* This works for 2147483648 b.C. ... 2147483647 a.C. */ + movl $100,%ecx + divl %ecx + andl %edx,%edx +#endif + jne .Lretone + testb $3,%al + jne .Lretzero +.Lretone: xorl %eax,%eax + incl %eax + ret + +.Lretzero:xorl %eax,%eax + ret + |