diff options
Diffstat (limited to 'linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h')
| -rw-r--r-- | linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h index 2f7c546a4c..865da8e8ca 100644 --- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h +++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep-cancel.h @@ -37,6 +37,7 @@ stwu 1,-48(1); \ mflr 9; \ stw 9,52(1); \ + CGOTSETUP; \ DOCARGS_##args; /* save syscall args around CENABLE. */ \ CENABLE; \ stw 3,16(1); /* store CENABLE return value (MASK). */ \ @@ -50,6 +51,7 @@ lwz 4,52(1); \ lwz 0,12(1); /* restore CR/R3. */ \ lwz 3,8(1); \ + CGOTRESTORE; \ mtlr 4; \ mtcr 0; \ addi 1,1,48; @@ -75,6 +77,9 @@ # define DOCARGS_6 stw 8,40(1); DOCARGS_5 # define UNDOCARGS_6 lwz 8,40(1); UNDOCARGS_5 +# define CGOTSETUP +# define CGOTRESTORE + # ifdef IS_IN_libpthread # define CENABLE bl __pthread_enable_asynccancel@local # define CDISABLE bl __pthread_disable_asynccancel@local @@ -84,6 +89,18 @@ # else # define CENABLE bl JUMPTARGET(__librt_enable_asynccancel) # define CDISABLE bl JUMPTARGET(__librt_disable_asynccancel) +# if defined HAVE_AS_REL16 && defined PIC +# undef CGOTSETUP +# define CGOTSETUP \ + bcl 20,31,1f; \ + 1: stw 30,44(1); \ + mflr 30; \ + addis 30,30,_GLOBAL_OFFSET_TABLE-1b@ha; \ + addi 30,30,_GLOBAL_OFFSET_TABLE-1b@l +# undef CGOTRESTORE +# define CGOTRESTORE \ + lwz 30,44(1) +# endif # endif # ifdef HAVE_TLS_SUPPORT @@ -111,7 +128,17 @@ extern int __local_multiple_threads attribute_hidden; lwz 10,__local_multiple_threads@l(10); \ cmpwi 10,0 # else -# define SINGLE_THREAD_P \ +# ifdef HAVE_ASM_PPC_REL16 +# define SINGLE_THREAD_P \ + mflr 9; \ + bcl 20,31,1f; \ +1:mflr 10; \ + addis 10,10,__local_multiple_threads-1b@ha; \ + lwz 10,__local_multiple_threads-1b@l(10); \ + mtlr 9; \ + cmpwi 10,0 +# else +# define SINGLE_THREAD_P \ mflr 9; \ bl _GLOBAL_OFFSET_TABLE_@local-4; \ mflr 10; \ @@ -119,6 +146,7 @@ extern int __local_multiple_threads attribute_hidden; lwz 10,__local_multiple_threads@got(10); \ lwz 10,0(10); \ cmpwi 10,0 +# endif # endif # endif # endif |