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author | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-06-04 18:44:09 +0000 |
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committer | Gwenolé Beauchesne <gbeauchesne@mandriva.org> | 2003-06-04 18:44:09 +0000 |
commit | 4cd6a4a5d7e49d54d53dcf4a6f3393d50bd88e8b (patch) | |
tree | acd4001a266a8713495af7f1b2102b61e67113b0 /mdk-stage1/dietlibc/i386/ilogb.S | |
parent | 71b111ec6c4671667a19c6fbe0023d33422535d7 (diff) | |
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Import dietlibc 0.22 + other fixes for AMD64
Diffstat (limited to 'mdk-stage1/dietlibc/i386/ilogb.S')
-rw-r--r-- | mdk-stage1/dietlibc/i386/ilogb.S | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/mdk-stage1/dietlibc/i386/ilogb.S b/mdk-stage1/dietlibc/i386/ilogb.S new file mode 100644 index 000000000..3bebd88ba --- /dev/null +++ b/mdk-stage1/dietlibc/i386/ilogb.S @@ -0,0 +1,23 @@ +# +# int ilogb ( double x ); +# +# returns (int) log2 (fabs(x)) for x!=0 +# returns MIN_INT for x==0 +# + +.text +.global ilogb +.type ilogb,@function + +ilogb: + movl 8(%esp),%eax + addl %eax,%eax + jz .Lzero + shrl $21,%eax + subl $1023,%eax + ret + +.Lzero: + stc + rcrl %eax + ret |