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Article #53592

Dumb Cross-Compiler

#53592
From: Tom Jones
Date: Wed, 02 Oct 1991 16:12
16 lines
1269 bytes
I built a machine description for the Motorola MC6809
8-bit microprocessor so I could run gcc as a cross-compiler
on my DecStation-5000 to generate Motorola code.  My
implementation mostly works, but it's dumb.  It often
forgets what is loaded in registers which results in many
redundant load and store instructions.

It might be in my definition for NOTICE_UPDATE_CC which
I coded like a simplified version of one for the MC68000.
Can anyone reassure me that I'm on the right track?

-- 
Thomas E. Jones		   | internet:	jones@sal.wisc.edu
Space Astronomy Laboratory | SPAN:	UWSAL::JONES
1150 University Avenue	   |
Madison, WI 53706	   | Ma Bell:	(608)263-4683
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From: jones@bernie.sal.wisc.edu (Tom Jones)
Newsgroups: gnu.gcc.help
Subject: Dumb Cross-Compiler
Keywords: MC6809, cross-compiler, dumb
Message-ID: <1991Oct2.161238.3667@sal.wisc.edu>
Date: 2 Oct 91 16:12:38 GMT
Sender: jones@sal.wisc.edu (Tom Jones)
Organization: Space Astronomy Lab, Madison WI
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