[Bug optimization/12508] weak optimization for some constants < 2^16
kazu at cs dot umass dot edu
gcc-bugzilla@gcc.gnu.org
Wed Dec 24 22:01:00 GMT 2003
------- Additional Comments From kazu at cs dot umass dot edu 2003-12-24 21:55 -------
With current 3.4 -O2 -fomit-frame-pointer, I get
For 0x1fff0
xorl %eax, %eax
testl $131056, 4(%esp)
setne %al
ret
For 0xfff0
xorl %eax, %eax
testl $65520, 4(%esp)
setne %al
ret
--
What |Removed |Added
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CC| |kazu at cs dot umass dot edu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12508
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