mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-24 06:30:19 +00:00
194878fbac
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16797 91177308-0d34-0410-b5e6-96231b3b80d8
34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
//===-- memory.c - String functions for the LLVM libc Library ----*- C -*-===//
|
|
//
|
|
// A lot of this code is ripped gratuitously from glibc and libiberty.
|
|
//
|
|
//===---------------------------------------------------------------------===//
|
|
|
|
#include <stdlib.h>
|
|
|
|
// If we're not being compiled with GCC, turn off attributes. Question is how
|
|
// to handle overriding of memory allocation functions in that case.
|
|
#ifndef __GNUC__
|
|
#define __attribute__(X)
|
|
#endif
|
|
|
|
// For now, turn off the weak linkage attribute on Mac OS X.
|
|
#if defined(__GNUC__) && defined(__APPLE_CC__)
|
|
#define __ATTRIBUTE_WEAK__
|
|
#elif defined(__GNUC__)
|
|
#define __ATTRIBUTE_WEAK__ __attribute__((weak))
|
|
#else
|
|
#define __ATTRIBUTE_WEAK__
|
|
#endif
|
|
|
|
void *malloc(size_t) __ATTRIBUTE_WEAK__;
|
|
void free(void *) __ATTRIBUTE_WEAK__;
|
|
void *memset(void *, int, size_t) __ATTRIBUTE_WEAK__;
|
|
void *calloc(size_t nelem, size_t elsize) __ATTRIBUTE_WEAK__;
|
|
|
|
void *calloc(size_t nelem, size_t elsize) {
|
|
void *Result = malloc(nelem*elsize);
|
|
if (Result) memset(Result, 0, nelem*elsize);
|
|
return Result;
|
|
}
|