On 07/30/2012 05:38 PM, Gleb Natapov wrote:
> Optimize "rep ins" by allowing emulator to write back more than one
> datum at a time. Introduce new operand type OP_MEM_STR which tells
> writeback() that dst contains pointer to an array that should be written
> back as opposite to just one data element.
>
>
> if (ctxt->rep_prefix && (ctxt->d & String)) {
> + unsigned int count;
> struct read_cache *r = &ctxt->io_read;
> - register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RCX], -1);
> + if ((ctxt->d & SrcMask) == SrcSI)
> + count = ctxt->src.count;
> + else
> + count = ctxt->dst.count;
> + register_address_increment(ctxt, &ctxt->regs[VCPU_REGS_RCX],
> + -count);
>
count is unsigned. Does it sign extend correctly in
register_address_increment()?
--
error compiling committee.c: too many arguments to function
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