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| author | Stefan Liebler <stli@linux.vnet.ibm.com> | 2017-04-04 13:16:28 +0200 |
|---|---|---|
| committer | Stefan Liebler <stli@linux.vnet.ibm.com> | 2017-04-04 13:16:28 +0200 |
| commit | fce3da82e56a66bdafcef437abef0fa7b82b8d2b (patch) | |
| tree | d4a95276b96532152b8aa4414974b328f10bea1d /rt | |
| parent | 83f0ad2bc63f26dab10f47c8741245d93eb4077a (diff) | |
| download | glibc-fce3da82e56a66bdafcef437abef0fa7b82b8d2b.zip glibc-fce3da82e56a66bdafcef437abef0fa7b82b8d2b.tar.gz glibc-fce3da82e56a66bdafcef437abef0fa7b82b8d2b.tar.bz2 | |
S390: Clobber also r14 in TLS_LD, TLS_GD macros on 31bit.
This patch also clobbers r14 in TLS_LD, TLS_GD macros on 31bit.
This ensures that r14 isn't used to save and restore r12 while
r14 is clobbered by the bas-instruction.
As note:
r12 can't be added to clobber list as gcc would fail with:
error: PIC register clobbered by ‘12’ in ‘asm’
For 64bit this fix was already done in 2004 in the
commit b80af23ac6973e69df6cd23d221fa44fffb21e17.
ChangeLog:
* sysdeps/s390/s390-32/tls-macros.h (TLS_LD, TLS_GD):
Clobber also r14.
Diffstat (limited to 'rt')
0 files changed, 0 insertions, 0 deletions