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* config.gcc (powerpc*-*-* | rs6000-*-*): Add
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 1520093..487a2ff 100644 (file)
@@ -1,3 +1,18 @@
+2009-04-28  Joseph Myers  <joseph@codesourcery.com>
+
+       * 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.
+
 2009-04-28  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>
 
        * config/arm/arm.c (arm_override_options): Emit error on using