| commit | e8794e650e05fad07a33fb6e3266a9e677d13fa8 | [log] [tgz] |
|---|---|---|
| author | Keith Randall <khr@golang.org> | Mon Jul 21 10:09:35 2025 -0700 |
| committer | Mark Freeman <mark@golang.org> | Mon Jul 28 10:45:08 2025 -0700 |
| tree | faef9bf0d2ab26f59e79ade027f028007ad1d561 | |
| parent | 6c9c80b61198430eedfd02c98d4f5baf8abd085e [diff] |
[release-branch.go1.23] cmd/compile: for arm64 epilog, do SP increment with a single instruction That way, the frame is atomically popped. Previously, for big frames the SP was unwound in two steps (because arm64 can only add constants up to 1<<12 in a single instruction). Fixes #74693 Change-Id: I382c249194ad7bc9fc19607c27487c58d90d49e5 Reviewed-on: https://go-review.googlesource.com/c/go/+/689235 LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com> Reviewed-by: Michael Pratt <mpratt@google.com> Reviewed-by: Keith Randall <khr@google.com> (cherry picked from commit f7cc61e7d7f77521e073137c6045ba73f66ef902) Reviewed-on: https://go-review.googlesource.com/c/go/+/689595
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