mirror of https://go.googlesource.com/go
18 lines
753 B
C
18 lines
753 B
C
// Copyright 2021 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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// Constants for fetching time values on Windows for use in asm code.
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// See https://wrkhpi.wordpress.com/2007/08/09/getting-os-information-the-kuser_shared_data-structure/
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// Archived copy at:
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// http://web.archive.org/web/20210411000829/https://wrkhpi.wordpress.com/2007/08/09/getting-os-information-the-kuser_shared_data-structure/
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// Must read hi1, then lo, then hi2. The snapshot is valid if hi1 == hi2.
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// Or, on 64-bit, just read lo:hi1 all at once atomically.
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#define _INTERRUPT_TIME 0x7ffe0008
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#define _SYSTEM_TIME 0x7ffe0014
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#define time_lo 0
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#define time_hi1 4
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#define time_hi2 8
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