| commit | 70c482852aed861d728654c7bad9404eff76d9e3 | |
| author | Richard Henderson <rth@twiddle.net> | |
| Wed, 12 May 2010 18:04:27 +0000 (12 11:04 -0700) | ||
| committer | Blue Swirl <blauwirbel@gmail.com> | |
| Thu, 20 May 2010 19:58:28 +0000 (20 19:58 +0000) | ||
| tree | da2b4b73bce3b8047b615f13a8424f9650a799c2 | treesnapshot (tar.gz zip) |
| parent | da441cffde8f593404e4187c57abf392717da2bc | commitdiff |
target-sparc: Inline some generation of carry for ADDX/SUBX.
Computing carry is trivial for some inputs. By avoiding an
external function call, we generate near-optimal code for
the common cases of add+addx (double-word arithmetic) and
cmp+addx (a setcc pattern).
Signed-off-by: Richard Henderson <rth@twiddle.net>
Acked-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Computing carry is trivial for some inputs. By avoiding an
external function call, we generate near-optimal code for
the common cases of add+addx (double-word arithmetic) and
cmp+addx (a setcc pattern).
Signed-off-by: Richard Henderson <rth@twiddle.net>
Acked-by: Artyom Tarasenko <atar4qemu@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
| target-sparc/helper.h | diffblobblamehistory | |
| target-sparc/op_helper.c | diffblobblamehistory | |
| target-sparc/translate.c | diffblobblamehistory |