From b36528936449d2e800db8833869d108a20653c96 Mon Sep 17 00:00:00 2001 From: Florian Weimer Date: Tue, 29 Nov 2016 10:16:35 +0100 Subject: powerpc: Add hidden definition for __sigsetjmp There already is a hidden prototype for __sigsetjmp, but the architecture-specific definition was missing. --- sysdeps/powerpc/powerpc32/fpu/setjmp.S | 1 + sysdeps/powerpc/powerpc32/setjmp.S | 1 + sysdeps/powerpc/powerpc64/setjmp-common.S | 11 +++++++++++ 3 files changed, 13 insertions(+) (limited to 'sysdeps/powerpc') diff --git a/sysdeps/powerpc/powerpc32/fpu/setjmp.S b/sysdeps/powerpc/powerpc32/fpu/setjmp.S index 6a4016c229..de6cdcf959 100644 --- a/sysdeps/powerpc/powerpc32/fpu/setjmp.S +++ b/sysdeps/powerpc/powerpc32/fpu/setjmp.S @@ -32,6 +32,7 @@ versioned_symbol (libc, __vmx__sigsetjmp, __sigsetjmp, GLIBC_2_3_4) # define __sigsetjmp_symbol __vmx__sigsetjmp # define __sigjmp_save_symbol __vmx__sigjmp_save # include "setjmp-common.S" +libc_hidden_ver (__vmx__sigsetjmp, __sigsetjmp) # if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) # define __NO_VMX__ diff --git a/sysdeps/powerpc/powerpc32/setjmp.S b/sysdeps/powerpc/powerpc32/setjmp.S index 88f7f828ce..285d40cab8 100644 --- a/sysdeps/powerpc/powerpc32/setjmp.S +++ b/sysdeps/powerpc/powerpc32/setjmp.S @@ -31,6 +31,7 @@ versioned_symbol (libc, __vmx__sigsetjmp, __sigsetjmp, GLIBC_2_3_4) # define __sigsetjmp_symbol __vmx__sigsetjmp # define __sigjmp_save_symbol __vmx__sigjmp_save # include "setjmp-common.S" +libc_hidden_ver (__vmx__sigsetjmp, __sigsetjmp) # if defined SHARED && SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_3_4) # define __NO_VMX__ diff --git a/sysdeps/powerpc/powerpc64/setjmp-common.S b/sysdeps/powerpc/powerpc64/setjmp-common.S index 83361f537c..b5de49ebaf 100644 --- a/sysdeps/powerpc/powerpc64/setjmp-common.S +++ b/sysdeps/powerpc/powerpc64/setjmp-common.S @@ -232,3 +232,14 @@ L(no_vmx): blr #endif END (__sigsetjmp_symbol) + +#if defined SHARED && !IS_IN (rtld) && !defined __NO_VMX__ +/* When called from within libc we need a special version of __sigsetjmp + that saves r2 since the call won't go via a plt call stub. See + bugz #269. */ +ENTRY (__GI___sigsetjmp) + std r2,FRAME_TOC_SAVE(r1) /* Save the callers TOC in the save area. */ + CALL_MCOUNT 1 + b JUMPTARGET (GLUE(__sigsetjmp_symbol,_ent)) +END (__GI___sigsetjmp) +#endif -- cgit 1.4.1