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r146908 - in /trunk/gcc: ChangeLog config.gcc c...


Author: jsm28
Date: Tue Apr 28 18:59:57 2009
New Revision: 146908

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=146908
Log:
	* config.gcc (powerpc*-*-* | rs6000-*-*): Add
	rs6000/option-defaults.h to tm_file.  Support cpu_32, cpu_64,
	tune_32 and tune_64.
	* doc/install.texi (--with-cpu-32, --with-cpu-64): Document
	support on PowerPC.
	* config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
	* config/rs6000/option-defaults.h: ... here.  New file.
	(OPT_64, OPT_32): Define.
	(MASK_64BIT): Define to 0 if not already defined.
	(OPT_ARCH64, OPT_ARCH32): Define.
	(OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
	and tune_64.

Added:
    trunk/gcc/config/rs6000/option-defaults.h
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config.gcc
    trunk/gcc/config/rs6000/rs6000.h
    trunk/gcc/doc/install.texi


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