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31 lines
687 B
Go
31 lines
687 B
Go
// Copyright 2015 syzkaller project authors. All rights reserved.
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// Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
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// Package cover provides types for working with coverage information (arrays of covered PCs).
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package cover
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type Cover map[uint32]struct{}
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func (cov *Cover) Merge(raw []uint32) {
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c := *cov
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if c == nil {
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c = make(Cover)
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*cov = c
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}
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for _, pc := range raw {
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c[pc] = struct{}{}
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}
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}
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func (cov Cover) Serialize() []uint32 {
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res := make([]uint32, 0, len(cov))
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for pc := range cov {
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res = append(res, pc)
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}
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return res
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}
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func RestorePC(pc uint32, base uint32) uint64 {
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return uint64(base)<<32 + uint64(pc)
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}
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