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| author | Matthew Dempsky <mdempsky@google.com> | 2021-06-24 12:57:20 -0700 |
|---|---|---|
| committer | Matthew Dempsky <mdempsky@google.com> | 2021-06-24 20:28:44 +0000 |
| commit | 808dca3b2d305570b3f1e003ff221557405f59b9 (patch) | |
| tree | bfc0e56a604e7446aefc0d19ec333325c98f5afa /src/cmd/compile/internal/liveness | |
| parent | ddb09af1b85ee9ae278ef338df56c4d91c1acd0d (diff) | |
| download | go-808dca3b2d305570b3f1e003ff221557405f59b9.tar.gz go-808dca3b2d305570b3f1e003ff221557405f59b9.zip | |
[dev.typeparams] cmd/compile: suppress liveness diagnostics of wrappers
Similar to the previous CL to suppress escape analysis diagnostics for
method wrappers, suppress liveness analysis diagnostics too. It's
hardly useful to know that all of a wrapper method's arguments are
live at entry.
Change-Id: I0d1e44552c6334ee3b454adc107430232abcb56a
Reviewed-on: https://go-review.googlesource.com/c/go/+/330749
Trust: Matthew Dempsky <mdempsky@google.com>
Run-TryBot: Matthew Dempsky <mdempsky@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Cuong Manh Le <cuong.manhle.vn@gmail.com>
Diffstat (limited to 'src/cmd/compile/internal/liveness')
| -rw-r--r-- | src/cmd/compile/internal/liveness/plive.go | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cmd/compile/internal/liveness/plive.go b/src/cmd/compile/internal/liveness/plive.go index f5c2ef7709..2705eac4f7 100644 --- a/src/cmd/compile/internal/liveness/plive.go +++ b/src/cmd/compile/internal/liveness/plive.go @@ -1082,6 +1082,10 @@ func (lv *liveness) showlive(v *ssa.Value, live bitvec.BitVec) { if base.Flag.Live == 0 || ir.FuncName(lv.fn) == "init" || strings.HasPrefix(ir.FuncName(lv.fn), ".") { return } + if lv.fn.Wrapper() || lv.fn.Dupok() { + // Skip reporting liveness information for compiler-generated wrappers. + return + } if !(v == nil || v.Op.IsCall()) { // Historically we only printed this information at // calls. Keep doing so. |