http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50339
Steven Fuerst <svfuerst at gmail dot com> changed:
What |Removed |Added
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CC| |svfuerst at gmail dot com
--- Comment #1 from Steven Fuerst <svfuerst at gmail dot com> 2012-01-22
23:44:55 UTC ---
It is possible to remove yet another mov instruction:
mov %rdi,%rax
mov %rsi,%rdx
sar $0x3f,%rsi
xor %rsi,%rax
xor %rsi,%rdx
sub %rsi,%rax
sbb %rsi,%rdx
retq
