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powerpc/math_emu/efp: Look for errata handler when type mismatches 

We already have cpu a005 errata handler when instruction cannot be
recognized.  Before we lookup the inst, there's type checking, and we also
need to handle it in errata handler when the type checking failed.

Signed-off-by: Liu Yu <yu.liu@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Liu Yu 2011-09-05 17:01:23 +08:00 committed by Kumar Gala
parent d5755e6f3a
commit 09af52f78e
1 changed files with 1 additions and 5 deletions
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6
arch/powerpc/math-emu/math_efp.c
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@ -171,10 +171,6 @@ static unsigned long insn_type(unsigned long speinsn)
case EFDNABS: ret = XA; break;
case EFDNEG: ret = XA; break;
case EFDSUB: ret = AB; break;
default:
printk(KERN_ERR "\nOoops! SPE instruction no type found.");
printk(KERN_ERR "\ninst code: %08lx\n", speinsn);
}
return ret;
@ -195,7 +191,7 @@ int do_spe_mathemu(struct pt_regs *regs)
type = insn_type(speinsn);
if (type == NOTYPE)
return -ENOSYS;
goto illegal;
func = speinsn & 0x7ff;
fc = (speinsn >> 21) & 0x1f;