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AArch64: Fix mmap64() definition for AArch64, X86_64

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For 64bit Architectures mmap() is equivalent to mmap64(). This patch
maps mmap64() to mmap() in a similar way to other syscalls that differ
based on the size of off_t and off64_t

Change-Id: If21b21ef71120bad23d9a608d02d4a7de5220a87
Signed-off-by: Serban Constantinescu <serban.constantinescu@arm.com>
This commit is contained in:
Serban Constantinescu 2013-12-12 09:36:27 +00:00 committed by Elliott Hughes
parent 7bd0815371
commit ed76a9361c
3 changed files with 9 additions and 2 deletions
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5
libc/SYSCALLS.TXT
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@ -93,8 +93,6 @@ ssize_t pwrite64(int, void*, size_t, off64_t) arm,mips,x86
ssize_t pwrite64|pwrite(int, void*, size_t, off_t) aarch64,x86_64 ssize_t pwrite64|pwrite(int, void*, size_t, off_t) aarch64,x86_64
int close(int) all int close(int) all
pid_t getpid() all pid_t getpid() all
void* mmap(void*, size_t, int, int, int, long) aarch64,x86_64
void* __mmap2:mmap2(void*, size_t, int, int, int, long) arm,mips,x86
int munmap(void*, size_t) all int munmap(void*, size_t) all
void* mremap(void*, size_t, size_t, unsigned long) all void* mremap(void*, size_t, size_t, unsigned long) all
int msync(const void*, size_t, int) all int msync(const void*, size_t, int) all
@ -159,6 +157,9 @@ ssize_t sendfile|sendfile64(int out_fd, int in_fd, off_t* offset, size_t count)
int truncate(const char*, off_t) arm,mips,x86 int truncate(const char*, off_t) arm,mips,x86
int truncate64(const char*, off64_t) arm,mips,x86 int truncate64(const char*, off64_t) arm,mips,x86
int truncate|truncate64(const char*, off_t) aarch64,x86_64 int truncate|truncate64(const char*, off_t) aarch64,x86_64
# (mmap only gets two lines because we only used the 64-bit variant on 32-bit systems.)
void* __mmap2:mmap2(void*, size_t, int, int, int, long) arm,mips,x86
void* mmap|mmap64(void*, size_t, int, int, int, off_t) aarch64,x86_64
# file system # file system
int chdir(const char*) all int chdir(const char*) all

3
libc/arch-aarch64/syscalls/mmap.S
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@ -19,3 +19,6 @@ ENTRY(mmap)
ret ret
END(mmap) END(mmap)
.globl _C_LABEL(mmap64)
.equ _C_LABEL(mmap64), _C_LABEL(mmap)

3
libc/arch-x86_64/syscalls/mmap.S
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@ -15,3 +15,6 @@ ENTRY(mmap)
1: 1:
ret ret
END(mmap) END(mmap)
.globl _C_LABEL(mmap64)
.equ _C_LABEL(mmap64), _C_LABEL(mmap)