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-rw-r--r--src/reflect/float32reg_generic.go23
1 files changed, 23 insertions, 0 deletions
diff --git a/src/reflect/float32reg_generic.go b/src/reflect/float32reg_generic.go
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+++ b/src/reflect/float32reg_generic.go
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+// 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 !ppc64 && !ppc64le && !riscv64
+
+package reflect
+
+import "unsafe"
+
+// This file implements a straightforward conversion of a float32
+// value into its representation in a register. This conversion
+// applies for amd64 and arm64. It is also chosen for the case of
+// zero argument registers, but is not used.
+
+func archFloat32FromReg(reg uint64) float32 {
+ i := uint32(reg)
+ return *(*float32)(unsafe.Pointer(&i))
+}
+
+func archFloat32ToReg(val float32) uint64 {
+ return uint64(*(*uint32)(unsafe.Pointer(&val)))
+}