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cmd/compile: intrinsify runtime/internal/atomic.Xaddint64

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This aliases to Xadd64.

Change-Id: I95d49e1d03eecc242e9e6fd4b2742b1c1a1d5ade
Reviewed-on: https://go-review.googlesource.com/29274
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@golang.org>
This commit is contained in:
Cherry Zhang 2016-09-15 19:50:59 -04:00
parent 5c0fbf052b
commit 964639cc33
1 changed files with 2 additions and 0 deletions
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2
src/cmd/compile/internal/gc/ssa.go
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@ -2619,6 +2619,8 @@ func intrinsicInit() {
// aliases internal to runtime/internal/atomic
i.std[intrinsicKey{"runtime/internal/atomic", "Loadint64"}] =
i.std[intrinsicKey{"runtime/internal/atomic", "Load64"}]
i.std[intrinsicKey{"runtime/internal/atomic", "Xaddint64"}] =
i.std[intrinsicKey{"runtime/internal/atomic", "Xadd64"}]
// intrinsics which vary depending on the size of int/ptr.
i.intSized = map[sizedIntrinsicKey]intrinsicBuilder{