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sh: gcc4 support.

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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>
This commit is contained in:
Stuart Menefy
2006-11-21 11:16:57 +09:00
committed by Paul Mundt
parent 53644087a6
commit f0bc814cfb
8 changed files with 78 additions and 64 deletions
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5
arch/sh/kernel/irq.c
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@@ -84,9 +84,10 @@ static union irq_ctx *softirq_ctx[NR_CPUS];
asmlinkage int do_IRQ(unsigned long r4, unsigned long r5,
unsigned long r6, unsigned long r7,
struct pt_regs regs)
struct pt_regs __regs)
{
struct pt_regs *old_regs = set_irq_regs(&regs);
struct pt_regs *regs = RELOC_HIDE(&__regs, 0);
struct pt_regs *old_regs = set_irq_regs(regs);
int irq;
#ifdef CONFIG_4KSTACKS
union irq_ctx *curctx, *irqctx;