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| author | Egon Elbre <egonelbre@gmail.com> | 2023-05-09 11:29:51 +0300 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2023-09-04 17:50:46 +0000 |
| commit | c56f463412428f8a4d06bf67da9059b389c8d526 (patch) | |
| tree | efbaa4d9f0a047ca58103b3e2f9cb4f4deb3ace4 /src/syscall/exec_linux_test.go | |
| parent | 778f5fc0793e72aaf70f2331566f45cb858e57b6 (diff) | |
| download | go-c56f463412428f8a4d06bf67da9059b389c8d526.tar.xz | |
runtime: optimize growslice
This is tiny optimization for growslice, which is probably too small to
measure easily.
Move the for loop to avoid multiple checks inside the loop.
Also, use >> 2 instead of /4, which generates fewer instructions.
Change-Id: I9ab09bdccb56f98ab22073f23d9e102c252238c7
Reviewed-on: https://go-review.googlesource.com/c/go/+/493795
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Run-TryBot: Egon Elbre <egonelbre@gmail.com>
Auto-Submit: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Diffstat (limited to 'src/syscall/exec_linux_test.go')
0 files changed, 0 insertions, 0 deletions