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| author | Paul Mundt <lethal@linux-sh.org> | 2009-08-04 17:14:39 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-08-04 17:14:39 +0900 |
| commit | c7914834ef3b8a396b7e82ea34ac07cdcfe6f868 (patch) | |
| tree | 59f6f76dfca96cd7ad330ae3c281cfa57e98f44e /arch/sh/mm/fault_64.c | |
| parent | c0fe478dbb14fd32e71d1383dbe302b54ce94134 (diff) | |
| download | op-kernel-dev-c7914834ef3b8a396b7e82ea34ac07cdcfe6f868.zip op-kernel-dev-c7914834ef3b8a396b7e82ea34ac07cdcfe6f868.tar.gz | |
sh: Tidy up NEFF-based sign extension for SH-5.
This consolidates all of the NEFF-based sign extension for SH-5.
In the future the other SH code will need to make use of this as well,
so make it generic in preparation for more 32/64 consolidation.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/fault_64.c')
| -rw-r--r-- | arch/sh/mm/fault_64.c | 11 |
1 files changed, 1 insertions, 10 deletions
diff --git a/arch/sh/mm/fault_64.c b/arch/sh/mm/fault_64.c index bd63b96..2b356ce 100644 --- a/arch/sh/mm/fault_64.c +++ b/arch/sh/mm/fault_64.c @@ -56,16 +56,7 @@ inline void __do_tlb_refill(unsigned long address, /* * Set PTEH register */ - pteh = address & MMU_VPN_MASK; - - /* Sign extend based on neff. */ -#if (NEFF == 32) - /* Faster sign extension */ - pteh = (unsigned long long)(signed long long)(signed long)pteh; -#else - /* General case */ - pteh = (pteh & NEFF_SIGN) ? (pteh | NEFF_MASK) : pteh; -#endif + pteh = neff_sign_extend(address & MMU_VPN_MASK); /* Set the ASID. */ pteh |= get_asid() << PTEH_ASID_SHIFT; |
