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author | Ondřej Surý <ondrej@sury.org> | 2011-09-13 13:11:55 +0200 |
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committer | Ondřej Surý <ondrej@sury.org> | 2011-09-13 13:11:55 +0200 |
commit | 80f18fc933cf3f3e829c5455a1023d69f7b86e52 (patch) | |
tree | 4b825dc642cb6eb9a060e54bf8d69288fbee4904 /src/pkg/runtime/mfixalloc.c | |
parent | 28592ee1ea1f5cdffcf85472f9de0285d928cf12 (diff) | |
download | golang-80f18fc933cf3f3e829c5455a1023d69f7b86e52.tar.gz |
Imported Upstream version 60
Diffstat (limited to 'src/pkg/runtime/mfixalloc.c')
-rw-r--r-- | src/pkg/runtime/mfixalloc.c | 62 |
1 files changed, 0 insertions, 62 deletions
diff --git a/src/pkg/runtime/mfixalloc.c b/src/pkg/runtime/mfixalloc.c deleted file mode 100644 index ab9df3196..000000000 --- a/src/pkg/runtime/mfixalloc.c +++ /dev/null @@ -1,62 +0,0 @@ -// Copyright 2009 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. - -// Fixed-size object allocator. Returned memory is not zeroed. -// -// See malloc.h for overview. - -#include "runtime.h" -#include "malloc.h" - -// Initialize f to allocate objects of the given size, -// using the allocator to obtain chunks of memory. -void -runtime·FixAlloc_Init(FixAlloc *f, uintptr size, void *(*alloc)(uintptr), void (*first)(void*, byte*), void *arg) -{ - f->size = size; - f->alloc = alloc; - f->first = first; - f->arg = arg; - f->list = nil; - f->chunk = nil; - f->nchunk = 0; - f->inuse = 0; - f->sys = 0; -} - -void* -runtime·FixAlloc_Alloc(FixAlloc *f) -{ - void *v; - - if(f->list) { - v = f->list; - f->list = *(void**)f->list; - f->inuse += f->size; - return v; - } - if(f->nchunk < f->size) { - f->sys += FixAllocChunk; - f->chunk = f->alloc(FixAllocChunk); - if(f->chunk == nil) - runtime·throw("out of memory (FixAlloc)"); - f->nchunk = FixAllocChunk; - } - v = f->chunk; - if(f->first) - f->first(f->arg, v); - f->chunk += f->size; - f->nchunk -= f->size; - f->inuse += f->size; - return v; -} - -void -runtime·FixAlloc_Free(FixAlloc *f, void *p) -{ - f->inuse -= f->size; - *(void**)p = f->list; - f->list = p; -} - |