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| author | cuiweixie <cuiweixie@gmail.com> | 2022-08-05 14:01:57 +0000 |
|---|---|---|
| committer | Keith Randall <khr@golang.org> | 2022-08-08 16:40:58 +0000 |
| commit | e7307034ccdd3c3e482f80b9ea6d4a69bb04d7b6 (patch) | |
| tree | c7c8765c707b330d2407b114e1bf4a73fb274e44 /test/codegen | |
| parent | 52d0667e6ba69059422a138dd6589f3f697fc0db (diff) | |
| download | go-e7307034ccdd3c3e482f80b9ea6d4a69bb04d7b6.tar.xz | |
cmd/compile: store combine on amd64
Fixes #54120
Change-Id: I6915b6e8d459d9becfdef4fdcba95ee4dea6af05
GitHub-Last-Rev: 03f19942c7a697d3b5e696e700a9827633d709bb
GitHub-Pull-Request: golang/go#54126
Reviewed-on: https://go-review.googlesource.com/c/go/+/420115
Reviewed-by: Keith Randall <khr@golang.org>
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Run-TryBot: Wayne Zuo <wdvxdr@golangcn.org>
Diffstat (limited to 'test/codegen')
| -rw-r--r-- | test/codegen/memcombine.go | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/codegen/memcombine.go b/test/codegen/memcombine.go index 1427f7a7d5..6e0132744c 100644 --- a/test/codegen/memcombine.go +++ b/test/codegen/memcombine.go @@ -369,6 +369,14 @@ func store_le64_idx(b []byte, x uint64, idx int) { binary.LittleEndian.PutUint64(b[idx:], x) } +func store_le64_idx2(dst []byte, d, length, offset int) []byte { + a := dst[d : d+length] + b := dst[d-offset:] + // amd64:`MOVQ\s.*\(.*\)\(.*\*1\)$`,-`SHR.` + binary.LittleEndian.PutUint64(a, binary.LittleEndian.Uint64(b)) + return dst +} + func store_le64_load(b []byte, x *[8]byte) { _ = b[8] // amd64:-`MOV[BWL]` |