2007-07-16  Sandra Loosemore  <sandra@codesourcery.com>
	    Nigel Stephens  <nigel@mips.com>

        gcc/

	* config/mips/mips.md:  Include 20kc.md.
	* config/mips/20kc.md: New file.
	* config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
	(mips_adjust_cost): Tweak for 20Kc.
	(mips_issue_rate): Likewise.
	* config/mips/mips.h (TUNE_20KC): Define.

Co-Authored-By: Nigel Stephens <nigel@mips.com>

From-SVN: r126687