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tile: add inhibit_loop_to_libcall to string functions

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Without this, on gcc 4.8.2 the built glibc crashes when memcpy
or memset are invoked, since they call themselves recursively.
See commit 85c2e6110c9a01ec for the generic inhibit_loop_to_libcall.
This commit is contained in:
Chris Metcalf 2014-12-11 15:13:48 -05:00
parent 7f29694236
commit f627ca82fb
4 changed files with 10 additions and 3 deletions
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7
ChangeLog
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@ -1,3 +1,10 @@
2014-12-11 Chris Metcalf <cmetcalf@ezchip.com>
* sysdeps/tile/tilegx/memset.c (__memcpy): Add
inhibit_loop_to_libcall to avoid recursive calls.
* sysdeps/tile/tilegx/memcpy.c (__memcpy): Likewise.
* sysdeps/tile/tilepro/memcpy.c (__memcpy): Likewise.
2014-12-11 Adhemerval Zanella <Azanella@linux.vnet.ibm.com>
* include/sys/socket.h (__sendmmsg): Add __USE_GNU guards on function

2
sysdeps/tile/tilegx/memcpy.c
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@ -25,7 +25,7 @@
/* How many cache lines ahead should we prefetch? */
#define PREFETCH_LINES_AHEAD 3
void *
void * inhibit_loop_to_libcall
__memcpy (void *__restrict dstv, const void *__restrict srcv, size_t n)
{
char *__restrict dst1 = (char *) dstv;

2
sysdeps/tile/tilegx/memset.c
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@ -21,7 +21,7 @@
#include <stdint.h>
#include "string-endian.h"
void *
void * inhibit_loop_to_libcall
__memset (void *s, int c, size_t n)
{
uint64_t *out64;

2
sysdeps/tile/tilepro/memset.c
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@ -20,7 +20,7 @@
#include <stdint.h>
#include <arch/chip.h>
void *
void * inhibit_loop_to_libcall
__memset (void *s, int c, size_t n)
{
uint32_t *out32;