Indexing vs pointers

[Walter Bright]

In article <1272 at wjvax.UUCP> miker at wjvax.UUCP (Michael Ryan) writes:
<if , for instance, you have a struct of , say , 60 bytes or so,  like this:
<	struct foo { char name [32]; long value; int asst[ 5 ];	} dave[200];
<accessing dave with indexes becomes harrowing if your compiler is not smart
<I currently use , much to my chagrin, Msoft 5.0. an index like dave[3]
<becomes
<
<	mov	ax,  02EH ; or there about..
<	imul	3	  ; 
<no, the Msoft 5.0 optimizer does nothing to change multiple array index
<accesses into pointer accesses. why ? I do not know.
<can anyone name an MS-DOS product that does ?

Datalight's optimizer does. I know because I wrote it.

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