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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2024-11-21 13:57:23 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2024-12-02 03:31:00 +0300 |
| commit | 9b3cd5c7099fe7710356dd76ecf9910dc8c32548 (patch) | |
| tree | a3e08a5461310c67b8931a38f33d89aee6ddf56f /tools/perf/scripts/python/gecko.py | |
| parent | a4a7d86bc1a59839ad0dffbefa473135b342dd0b (diff) | |
| download | linux-9b3cd5c7099fe7710356dd76ecf9910dc8c32548.tar.xz | |
regmap: place foo / 8 and foo % 8 closer to each other
On x86 the compiler (gcc (Debian 14.2.0-8) 14.2.0) may generate
a better code if it sees division and modulo goes together.
Function old new delta
__regmap_init 3740 3732 -8
Total: Before=31159, After=31151, chg -0.03%
clang (Debian clang version 18.1.8) on x86_64 still shows better code
Function old new delta
__regmap_init 3582 3579 -3
Total: Before=39854, After=39851, chg -0.01%
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://patch.msgid.link/20241121105838.4073659-4-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/gecko.py')
0 files changed, 0 insertions, 0 deletions