35 lines
905 B
C
35 lines
905 B
C
/* go-unsafe-new.c -- unsafe.New function for Go.
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Copyright 2009 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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#include "runtime.h"
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#include "arch.h"
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#include "malloc.h"
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#include "go-type.h"
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#include "interface.h"
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/* Implement unsafe_New, called from the reflect package. */
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void *unsafe_New (const struct __go_type_descriptor *)
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asm ("reflect.unsafe_New");
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/* The dynamic type of the argument will be a pointer to a type
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descriptor. */
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void *
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unsafe_New (const struct __go_type_descriptor *descriptor)
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{
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uint32 flag;
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void *ret;
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flag = (descriptor->__code & GO_NO_POINTERS) != 0 ? FlagNoPointers : 0;
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ret = runtime_mallocgc (descriptor->__size, flag, 1, 1);
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if (UseSpanType && flag == 0)
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runtime_settype (ret, (uintptr) descriptor | TypeInfo_SingleObject);
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return ret;
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}
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