Date: Wed, 12 Apr 2017 21:25:35 +0200 From: Szabolcs Nagy <nsz@...t70.net> To: musl@...ts.openwall.com Cc: Jaydeep Patil <Jaydeep.Patil@...tec.com> Subject: Re: microMIPS32R2 O32 port * Jaydeep Patil <Jaydeep.Patil@...tec.com> [2017-04-12 11:54:10 +0000]: > Hi Rich, > > We can reuse existing MIPS code for microMIPS. There are places where we read from $ra must be compiled for MIPS. > Please refer to https://github.com/JaydeepIMG/musl-1/tree/micromips32r2_v2 for modifications. > is micromips a different encoding for mips instructions that works on some cpus but not others? does it require musl changes because micromips does not support all mips instructions just a subset? > Thanks, > Jaydeep > > >-----Original Message----- > >From: Rich Felker [mailto:dalias@...ifal.cx] On Behalf Of Rich Felker > >Sent: 07 April 2017 PM 07:50 > >To: musl@...ts.openwall.com > >Subject: Re: [musl] [MUSL] microMIPS32R2 O32 port > > > >On Fri, Apr 07, 2017 at 06:47:57AM +0000, Jaydeep Patil wrote: > >> Hi Rich, > >> > >> microMIPS is an Application Specific Extension (ASE) to MIPS cores. > >> Both microMIPS and MIPS can co-exist. MIPS code can call microMIPS and > >> vice-versa. microMIPS is a compressed ISA and contains both 16 and > >> 32-bit instructions for code size benefit. > > > >In that case I'm confused what the benefit of compiling the asm files as > >micromips rather than plain mips is. Is it just to save 10 bytes here and there? > > > >Rich
Powered by blists - more mailing lists
Confused about mailing lists and their use? Read about mailing lists on Wikipedia and check out these guidelines on proper formatting of your messages.