| commit | e243f3c204e5767909c87e7ceb7625b165183345 | |
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | |
| Mon, 2 Jan 2006 12:59:49 +0000 (2 21:59 +0900) | ||
| committer | Ralf Baechle <ralf@linux-mips.org> | |
| Mon, 30 Jan 2006 17:43:09 +0000 (30 17:43 +0000) | ||
| tree | 113cdd6d8b213f2bd81de4debac31154950f15e0 | treesnapshot (tar.gz zip) |
| parent | 0bb4af5fb4a7af26bafee7f390635eca8e9d82de | commitdiff |
ieee754[sd]p_neg workaround
It looks glibc's pow() assumes an unary '-' operation for any number
(including NaNs) always inverts its sign bit (though IEEE754 does not
specify the sign bit for NaNs). This patch make the kernel math-emu
emulates real MIPS neg.[ds] instruction.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
It looks glibc's pow() assumes an unary '-' operation for any number
(including NaNs) always inverts its sign bit (though IEEE754 does not
specify the sign bit for NaNs). This patch make the kernel math-emu
emulates real MIPS neg.[ds] instruction.
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
| arch/mips/math-emu/dp_simple.c | diffblobblamehistory | |
| arch/mips/math-emu/sp_simple.c | diffblobblamehistory |