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powerpc: Add lq/stq emulation

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Recent CPUs support quad word load and store instructions. Add
support to the alignment handler for them.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Anton Blanchard
2014-03-28 17:01:23 +11:00
committed by Benjamin Herrenschmidt
parent e28b05e7ae
commit f83319d710
3 changed files with 46 additions and 8 deletions
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arch/powerpc/include/asm/emulated_ops.h
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@@ -54,6 +54,7 @@ extern struct ppc_emulated {
#ifdef CONFIG_PPC64
struct ppc_emulated_entry mfdscr;
struct ppc_emulated_entry mtdscr;
struct ppc_emulated_entry lq_stq;
#endif
} ppc_emulated;