This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: gcc port to StarCore


At 3:23 PM +0200 5/1/02, David Livshin wrote:
>Hi,
>
>I am working on the port of the gcc version 3.0.1 to the StarCore
>architecture ( DSP from Motorola/Agere ). The compiler works fine and
>produces correct StarCore code that passes all the validations ( I have ).
>However there are cases where it can do better job:
>
>1. no constant propagation:


	My "guess" would be that you don't allow CONST_INT's as operands
	to the "cmpsi" patterns.

	Can you post the define_expand and/or define_insn for these?

>.....
.....
-- 
		    Quality Software Management
		http://home.earthlink.net/~qsmgmt
		          apl@alum.mit.edu
		          (978)287-0435 Voice
		          (978)808-6836 Cell

	Software Process Improvement / Management Consulting
	     Language Design / Compiler Implementation


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]