re PR target/36425 (Option -mno-isel not working)

re PR target/36425 (Option -mno-isel not working)

2008-06-11  Edmar Wienskoski  <edmar@freescale.com>

	PR target/36425
	* config/rs6000/rs6000.c (rs6000_override_options): Set
	rs6000_isel conditionally to the absence of comand line
	override.
	* config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
	Remove duplicate rs6000_isel setting.
	* config/rs6000/eabispe.h: Ditto.

testsuite:
2008-06-11  Edmar Wienskoski  <edmar@freescale.com>

	* gcc.target/powerpc/e500-1.c: New test case to verify
	mno-isel option.

From-SVN: r136681