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author | Rogerio Alves <rcardoso@linux.vnet.ibm.com> | 2018-07-16 15:07:10 -0300 |
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committer | Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com> | 2018-07-16 16:08:41 -0300 |
commit | 52b2a80fae89d2a99ac3d1866a73c8bbf7b608ff (patch) | |
tree | c861930d393bdd30c0cbdc7346aa388cee7eebf2 /ChangeLog | |
parent | 3ae725dfb6d7f61447d27d00ed83e573bd5454f4 (diff) | |
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powerpc64: Always restore TOC on longjmp [BZ #21895]
This patch changes longjmp to always restore the TOC pointer (r2 register)
to the caller frame on powerpc64 and powerpc64le. This is related to bug
21895 that reports a situation where you have a static longjmp to a
shared object file.
[BZ #21895]
* sysdeps/powerpc/powerpc64/__longjmp-common.S: Remove condition code for
restoring r2 in longjmp.
* sysdeps/powerpc/powerpc64/Makefile: Added tst-setjmp-bug21895-static to
test list.
Added rules to build test tst-setjmp-bug21895-static.
Added module setjmp-bug21895 and rules to build a shared object from it.
* sysdeps/powerpc/powerpc64/setjmp-bug21895.c: New test file.
* sysdeps/powerpc/powerpc64/tst-setjmp-bug21895-static.c: New test file.
Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>
Diffstat (limited to 'ChangeLog')
-rw-r--r-- | ChangeLog | 12 |
1 files changed, 12 insertions, 0 deletions
@@ -1,3 +1,15 @@ +2018-07-16 Rogerio A. Cardoso <rcardoso@linux.vnet.ibm.com> + + [BZ #21895] + * sysdeps/powerpc/powerpc64/__longjmp-common.S: Remove condition code for + restore r2 on longjmp. + * sysdeps/powerpc/powerpc64/Makefile: Added tst-setjmp-bug21895-static to + test list. + Added rules to build test tst-setjmp-bug21895-static. + Added module setjmp-bug21895 and rules to build a shared object from it. + * sysdeps/powerpc/powerpc64/setjmp-bug21895.c: New test file. + * sysdeps/powerpc/powerpc64/tst-setjmp-bug21895-static.c: New test file. + 2018-07-15 Wilco Dijkstra <wdijkstr@arm.com> * benchtests/bench-strcasestr.c: Rename __strnlen to strnlen. |