Re: [PATCH v3 1/5] arm64: Kprobes with single stepping support

From: Sandeepa Prabhu
Date: Thu Nov 20 2014 - 00:10:22 EST

On 19 November 2014 20:25, David Long <dave.long@xxxxxxxxxx> wrote:
>> I was thinking of the magic hex numbers in the kprobes decode tables,
>> which
>> seem to correspond directly to the instruction classes described in insn.c
>> Keeping the actual emulation code separate makes sense.
>> Will
> Of course that follows the model of the much more complex arm32
> kprobes/uprobes decoding. I can have a go at replacing it with insn.c
> calls.
well, the magic hex numbers were derived directly from ARMv8 ARM
Tabled C4.1 thru C4.6 and bit-masking would be faster search, but
surely you can give a try with insn.c (this would consume lot of
function calls to arrive at same decision).
> -dl
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