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-rw-r--r--src/internal/abi/abi_arm64.go20
1 files changed, 20 insertions, 0 deletions
diff --git a/src/internal/abi/abi_arm64.go b/src/internal/abi/abi_arm64.go
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index 0000000000..7544d7506e
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+++ b/src/internal/abi/abi_arm64.go
@@ -0,0 +1,20 @@
+// Copyright 2021 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+//go:build goexperiment.regabireflect
+// +build goexperiment.regabireflect
+
+package abi
+
+const (
+ // See abi_generic.go.
+
+ // R0 - R15.
+ IntArgRegs = 16
+
+ // F0 - F15.
+ FloatArgRegs = 16
+
+ EffectiveFloatRegSize = 8
+)