mirror of https://go.googlesource.com/go
21 lines
488 B
Go
21 lines
488 B
Go
// Copyright 2023 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package runtime
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import "unsafe"
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func sbrk(n uintptr) unsafe.Pointer {
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grow := divRoundUp(n, physPageSize)
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size := growMemory(int32(grow))
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if size < 0 {
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return nil
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}
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resetMemoryDataView()
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return unsafe.Pointer(uintptr(size) * physPageSize)
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}
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// Implemented in src/runtime/sys_wasm.s
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func growMemory(pages int32) int32
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