Well, I don't think they claim that the LIST output is valid assembler -- it's kind of a clue, easier than reading the hex op codes.
Or how about grande instructions? This is unoptimized. I assume they do better with OPT(2). Charles -----Original Message----- From: IBM Mainframe Discussion List [mailto:IBM-MAIN@LISTSERV.UA.EDU] On Behalf Of Paul Gilmartin Sent: Thursday, May 08, 2014 4:01 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Another C compiler shift bug? On Thu, 8 May 2014 15:35:39 -0700, Charles Mills wrote: >Hmmm. Well, I beat the compiler into submission ... > "beat"? Actually I believe you lulled it into submission. > ... > SLDL r2,0(r1) > LR r0,r3 > LR r1,r2 > ST r1,maxBit(,r13,248) > ST r0,maxBit(,r13,252) > Would there be anything wrong with: STM r2,r3,maxBit+248(r13) ??? I never knew that ST accepted a 3-modifier expression!? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
