+2004-11-27 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/17825
+ * combine.c (subst): Ignore STRICT_LOW_PART no matter if REG_P (new)
+ or not.
+
+2004-11-27 Alan Modra <amodra@bigpond.net.au>
+
+ PR target/12769
+ * config/rs6000/rs6000.c (init_cumulative_args): Set call_cookie
+ from rs6000_default_long_calls for libcalls.
+
+2004-11-26 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expmed.c (extract_bit_field): When extracting from non-integer mode,
+ force a SUBREG into a register because we may be taking a further
+ SUBREG of it.
+
+2004-11-27 Di-an Jan <dianj@freeshell.org>
+
+ * doc/contrib.texi (Tim Josling): Remove nesting quotation marks.
+
+2004-11-26 Robert Millan <robertmh@gnu.org>
+
+ Changes for k*bsd-gnu support.
+ * config/i386/linux.h: Define REG_NAME to allow overriding of
+ register names in sc structure.
+ * config/i386/linux-unwind.h: Refer to sc->REG_NAME(reg) instead
+ of sc->reg.
+ * config.gcc: Detect x86_64-k*bsd-gnu systems.
+
+2004-11-26 Jeff Law <law@redhat.com>
+
+ * tree-ssa.c (verify_flow_sensitive_alias_info): Don't
+ retrieve annotations or pointer info before it's necessary.
+ Reorder tests for early continue of the loop. Manually CSE
+ SSA_NAME_VAR.
+
+2004-11-26 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * target.h (struct gcc_target): New field 'dwarf_handle_frame_unspec'.
+ * target_def.h (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to 0.
+ (TARGET_INITIALIZER): Add TARGET_DWARF_HANDLE_FRAME_UNSPEC.
+ * dwarf2out.c (dwarf2out_frame_debug_expr): Allow REG->REG move
+ to a fixed reg if the source is the Return Address register.
+ Implement new Rule 15.
+ * doc/tm.texi (Frame Layout): Document TARGET_DWARF_HANDLE_FRAME_UNSPEC.
+ * config/sparc/sparc.c (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define to
+ sparc_dwarf_handle_frame_unspec.
+ (gen_save_register_window): New function.
+ (emit_stack_pointer_increment): Rename into gen_stack_pointer_inc.
+ (emit_stack_pointer_decrement): Rename into gen_stack_pointer_dec.
+ (expand_prologue): Adjust calls to emit_stack_pointer_{in,de}crement.
+ Set RTX_FRAME_RELATED_P on the appropriate insns and members of insns.
+ (sparc_asm_function_prologue): Do not emit call frame debugging info.
+ (emit_and_preserve): Adjust calls to emit_stack_pointer_{in,de}crement.
+ (sparc_expand_epilogue): Likewise.
+ (sparc_dwarf_handle_frame_unspec): New function.
+ * config/sparc/sparc.md (save_register_window): Remove.
+ (save_register_windowdi): Rewrite modelled on the callframe debug info.
+ (save_register_windowsi): Likewise.
+
+2004-11-26 Alexandre Oliva <aoliva@redhat.com>
+
+ * config/frv/frv-protos.h: Guard ifcvt functions declarations with
+ BB_HEAD, not BLOCK_HEAD.
+
2004-11-26 Alexandre Oliva <aoliva@redhat.com>
* config/frv/frv.c (frv_ifcvt_modify_insn): Don't leave alone