sh: gcc4 support.

This fixes up the kernel for gcc4. The existing exception handlers
needed some wrapping for pt_regs access, acessing the registers
via a RELOC_HIDE() pointer.

The strcpy() issues popped up here too, so add -ffreestanding and
kill off the symbol export.

Signed-off-by: Stuart Menefy <stuart.menefy@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

1 files changed, 3 insertions, 2 deletions

diff --git a/arch/sh/kernel/sys_sh.c b/arch/sh/kernel/sys_sh.c
index 07f2b5718938..5083b6ed4b39 100644
--- a/arch/sh/kernel/sys_sh.c
+++ b/arch/sh/kernel/sys_sh.c
@@ -33,14 +33,15 @@
  */
 asmlinkage int sys_pipe(unsigned long r4, unsigned long r5,
         unsigned long r6, unsigned long r7,
-        struct pt_regs regs)
+        struct pt_regs __regs)
 {
+        struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
         int fd[2];
         int error;
 
         error = do_pipe(fd);
         if (!error) {
-                regs.regs[1] = fd[1];
+                regs->regs[1] = fd[1];
                 return fd[0];
         }
         return error;