(CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4.

[thirdparty/glibc.git] / sysdeps / powerpc / powerpc32 / sysdep.h

diff --git a/sysdeps/powerpc/powerpc32/sysdep.h b/sysdeps/powerpc/powerpc32/sysdep.h
index 8fc624ebd927ea9c6ec05e018273892ae222e483..59761f75b9812ea89dbe88df38b62a6135e0690d 100644 (file)
--- a/sysdeps/powerpc/powerpc32/sysdep.h
+++ b/sysdeps/powerpc/powerpc32/sysdep.h
@@ -1,5 +1,5 @@
 /* Assembly macros for 32-bit PowerPC.
-   Copyright (C) 1999, 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2001, 2002, 2003 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
@@ -14,8 +14,8 @@
 
    You should have received a copy of the GNU Lesser General Public
    License along with the GNU C Library; if not, write to the Free
-   Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA
-   02110-1301 USA.  */
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
 
 #include <sysdeps/powerpc/sysdep.h>
 
@@ -29,11 +29,31 @@
 /* The mcount code relies on a the return address being on the stack
    to locate our caller and so it can restore it; so store one just
    for its benefit.  */
-# define CALL_MCOUNT                                                         \
+# ifdef PIC
+#  define CALL_MCOUNT                                                        \
+  .pushsection;                                                                      \
+  .section ".data";                                                                  \
+  .align ALIGNARG(2);                                                        \
+0:.long 0;                                                                   \
+  .previous;                                                                 \
   mflr  r0;                                                                  \
-  stw   r0,4(r1);                                                            \
-  cfi_offset (lr, 4);                                                        \
+  stw   r0,4(r1);                                                            \
+  bl    _GLOBAL_OFFSET_TABLE_@local-4;                                       \
+  mflr  r11;                                                                 \
+  lwz   r0,0b@got(r11);                                                              \
   bl    JUMPTARGET(_mcount);
+# else  /* PIC */
+#  define CALL_MCOUNT                                                        \
+  .section ".data";                                                          \
+  .align ALIGNARG(2);                                                        \
+0:.long 0;                                                                   \
+  .previous;                                                                 \
+  mflr  r0;                                                                  \
+  lis   r11,0b@ha;                                                           \
+  stw   r0,4(r1);                                                            \
+  addi  r0,r11,0b@l;                                                         \
+  bl    JUMPTARGET(_mcount);
+# endif /* PIC */
 #else  /* PROF */
 # define CALL_MCOUNT           /* Do nothing.  */
 #endif /* PROF */
@@ -43,7 +63,6 @@
   ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function)                         \
   .align ALIGNARG(2);                                                        \
   C_LABEL(name)                                                                      \
-  cfi_startproc;                                                             \
   CALL_MCOUNT
 
 #define EALIGN_W_0  /* No words to insert.  */
@@ -63,7 +82,6 @@
   ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function)                         \
   .align ALIGNARG(2);                                                        \
   C_LABEL(name)                                                                      \
-  cfi_startproc;                                                             \
   CALL_MCOUNT                                                                \
   b 0f;                                                                              \
   .align ALIGNARG(alignt);                                                   \
@@ -75,13 +93,11 @@
   ASM_TYPE_DIRECTIVE (C_SYMBOL_NAME(name),@function)                         \
   .align ALIGNARG(alignt);                                                   \
   EALIGN_W_##words;                                                          \
-  C_LABEL(name)                                                                      \
-  cfi_startproc;
+  C_LABEL(name)
 #endif
 
 #undef END
 #define END(name)                                                            \
-  cfi_endproc;                                                               \
   ASM_SIZE_DIRECTIVE(name)
 
 #define DO_CALL(syscall)                                                     \
@@ -108,7 +124,7 @@
 
 #define PSEUDO_RET                                                           \
     bnslr+;                                                                  \
-    b __syscall_error@local
+    b JUMPTARGET(__syscall_error)
 #define ret PSEUDO_RET
 
 #undef PSEUDO_END