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authorUlrich Drepper <drepper@redhat.com>2004-02-14 05:16:57 +0000
committerUlrich Drepper <drepper@redhat.com>2004-02-14 05:16:57 +0000
commit5c76ff279fa8fd1425b86a39fe75507660cc0b5c (patch)
tree420bed38e7d88b534f57f82497cc0dd77a26b936 /sysdeps/powerpc/powerpc32/bsd-setjmp.S
parent9f8765bc46dbb4991dc20905c5d10d867956d489 (diff)
downloadglibc-5c76ff279fa8fd1425b86a39fe75507660cc0b5c.tar.gz
Update.
2004-02-13 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/powerpc/powerpc64/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc64/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc64/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc64/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc64/setjmp-common.S: New file. * sysdeps/powerpc/powerpc64/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_3, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/__longjmp-common.S: New File * sysdeps/powerpc/powerpc32/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/bsd-_setjmp.S [NOT_IN_libc](_setjmp): Non-versioned _setjmp for rtld-_setjmp. [!NOT_IN_libc](__vmx_setjmp): Branch to __vmx__sigsetjmp and define as default version of _setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx_setjmp): Original version of _setjmp. * sysdeps/powerpc/powerpc32/bsd-setjmp.S (__vmxsetjmp): Branch to __vmx__sigsetjmp and define as default version of setjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmxsetjmp): Original version of setjmp. * sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/__longjmp.S [NOT_IN_libc](__longjmp): Non-versioned __longjmp for rtld-__longjmp. [!NOT_IN_libc](__vmx__longjmp): Add VMX reg support and define as default version of __longjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__longjmp): Original version of __longjmp. * sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/fpu/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/powerpc32/setjmp-common.S: New file. * sysdeps/powerpc/powerpc32/setjmp.S [NOT_IN_libc](__setjmp): Non-versioned __sigsetjmp for rtld-setjmp. [!NOT_IN_libc](__vmx__sigsetjmp): Add VMX reg support and define as default version of __sigsetjmp. [SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)] (__novmx__sigsetjmp): Original version of __sigsetjmp. * sysdeps/powerpc/Dist: New File. * sysdeps/powerpc/Makefile (sysdep_routines): Add novmx-longjmp.c and novmx-sigjmp.c * sysdeps/powerpc/Versions (libc): To GLIBC_2.3_4 add _longjmp, __sigsetjmp, _setjmp, longjmp, and setjmp. To GLIBC_PRIVATE add __novmx__libc_longjmp, __novmx__libc_siglongjmp, __vmx__libc_longjmp, and __vmx__libc_siglongjmp. * sysdeps/powerpc/bits/setjmp.h: Define JB_VRSAVE, JB_VRS, and adjust JB_SIZE to add VMX regs to __jmp_buf. * sysdeps/powerpc/longjmp.c: New file. * sysdeps/powerpc/novmxsetjmp.h: New file. * sysdeps/powerpc/novmx-longjmp.c: New file. * sysdeps/powerpc/novmx-sigjmp.c: New file. * sysdeps/powerpc/sigjmp.c: New file.
Diffstat (limited to 'sysdeps/powerpc/powerpc32/bsd-setjmp.S')
-rw-r--r--sysdeps/powerpc/powerpc32/bsd-setjmp.S46
1 files changed, 35 insertions, 11 deletions
diff --git a/sysdeps/powerpc/powerpc32/bsd-setjmp.S b/sysdeps/powerpc/powerpc32/bsd-setjmp.S
index 3dba8babb0..af2fdc25bc 100644
--- a/sysdeps/powerpc/powerpc32/bsd-setjmp.S
+++ b/sysdeps/powerpc/powerpc32/bsd-setjmp.S
@@ -1,5 +1,5 @@
-/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC version.
- Copyright (C) 1994, 1997, 1999, 2000 Free Software Foundation, Inc.
+/* BSD `setjmp' entry point to `sigsetjmp (..., 1)'. PowerPC32/64 version.
+ Copyright (C) 1994,1997,1999,2000,2003,2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -16,17 +16,41 @@
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
-
-/* This just does a tail-call to `__sigsetjmp (ARG, 1)'.
- We cannot do it in C because it must be a tail-call, so frame-unwinding
- in setjmp doesn't clobber the state restored by longjmp. */
-
+#include <shlib-compat.h>
+#include <libc-symbols.h>
#include <sysdep.h>
#include <bp-sym.h>
-ENTRY (BP_SYM (__setjmp))
+#if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4)
+
+
+/* We need 2 copies of identicatal code for the setjmp's as gas complains
+ erronously about having multiple versions of setjmp this eliminates the
+ need for the strong alias of __setjmp to setjmp which
+ does not support versioning i.e. another gas unimplemented feature. */
+symbol_version (__novmx__setjmp,__setjmp,GLIBC_2.0)
+symbol_version (__novmxsetjmp,setjmp,GLIBC_2.0)
+
+ENTRY (BP_SYM (__novmxsetjmp))
li r4,1 /* Set second argument to 1. */
- b JUMPTARGET (BP_SYM (__sigsetjmp))
-END (BP_SYM (__setjmp))
+ b JUMPTARGET (BP_SYM (__novmx__sigsetjmp))
+END (BP_SYM (__novmxsetjmp))
-strong_alias (__setjmp, setjmp)
+ENTRY (BP_SYM (__novmx__setjmp))
+ li r4,1 /* Set second argument to 1. */
+ b JUMPTARGET (BP_SYM (__novmx__sigsetjmp))
+END (BP_SYM (__novmx__setjmp))
+#endif /* defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) ) */
+
+default_symbol_version (__vmx__setjmp,__setjmp,GLIBC_2.3.4)
+default_symbol_version (__vmxsetjmp,setjmp,GLIBC_2.3.4)
+
+ENTRY (BP_SYM (__vmxsetjmp))
+ li r4,1 /* Set second argument to 1. */
+ b JUMPTARGET (BP_SYM (__vmx__sigsetjmp))
+END (BP_SYM (__vmxsetjmp))
+
+ENTRY (BP_SYM (__vmx__setjmp))
+ li r4,1 /* Set second argument to 1. */
+ b JUMPTARGET (BP_SYM (__vmx__sigsetjmp))
+END (BP_SYM (__vmx__setjmp))