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hppa: fix loading of global pointer in _start [BZ #20277]

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The patched change fixes a regression for executables compiled with the
-p option and linked with gcrt1.o.  The executables crash on startup.

This regression was introduced in 2.22 and was noticed in the gcc testsuite.
This commit is contained in:
John David Anglin 2016-06-21 18:35:22 -04:00 committed by Mike Frysinger
parent 13efa86ece
commit 9765ffa710
2 changed files with 8 additions and 0 deletions
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6
ChangeLog
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@ -1,3 +1,9 @@
2016-06-30 John David Anglin <danglin@gcc.gnu.org>
[BZ #20277]
* sysdeps/hppa/start.S (_start): Correct loading of global pointer
when SHARED is defined.
2016-06-30 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86/cpu-features.h (bit_arch_Prefer_ERMS): New.

2
sysdeps/hppa/start.S
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@ -131,8 +131,10 @@ _start:
stw %sp, -60(%sp)
#ifdef SHARED
/* load global */
addil LT'.Lp__global, %r19
ldw RT'.Lp__global(%r1), %dp
ldw 0(%dp), %dp
#else
/* load global */
ldil L%$global$, %dp