+2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (vec_initv4sf): Removed.
+ (vec_initv2df): Likewise.
+ (vec_initv2di): Likewise.
+ (vec_initv4si): Likewise.
+ (vec_initv8hi): Likewise.
+ (vec_initv16qi): Likewise.
+ (vec_init<mode>): New.
+
+2008-05-21 Joseph Myers <joseph@codesourcery.com>
+
+ * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
+
+2008-05-21 Tom Tromey <tromey@redhat.com>
+
+ * ggc-zone.c (lookup_page_table_if_allocated): New function.
+ (zone_find_object_offset): Likewise.
+ (gt_ggc_m_S): Likewise.
+ (highest_bit): Likewise.
+ * ggc-page.c (gt_ggc_m_S): New function.
+ * stringpool.c (string_stack): Remove.
+ (init_stringpool): Update.
+ (ggc_alloc_string): Use ggc_alloc.
+ (maybe_delete_ident): New function.
+ (ggc_purge_stringpool): Likewise.
+ (gt_ggc_m_S): Remove.
+ * ggc-common.c (ggc_protect_identifiers): New global.
+ (ggc_mark_roots): Call ggc_purge_stringpool. Use
+ ggc_protect_identifiers.
+ * ggc.h (ggc_protect_identifiers): Declare.
+ (gt_ggc_m_S): Update.
+ (ggc_purge_stringpool): Declare.
+ * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
+ * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
+ special case.
+ (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
+
+2008-05-21 David S. Miller <davem@davemloft.net>
+
+ * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
+ tmake_file.
+
+2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
+ once finished.
+
+2008-05-20 David Daney <ddaney@avtrex.com>
+
+ * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
+ UNSPEC_SYNC_OLD_OP_12,
+ UNSPEC_SYNC_EXCHANGE_12): New define_constants.
+ (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER,
+ UNSPEC_SET_GOT_VERSION,
+ UNSPEC_UPDATE_GOT_VERSION): Renumber.
+ (optab, insn): Add 'plus' and 'minus' to define_code_attr.
+ (atomic_hiqi_op): New define_code_iterator.
+ (sync_compare_and_swap<mode>): Call
+ mips_expand_atomic_qihi instead of
+ mips_expand_compare_and_swap_12.
+ (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
+ MIPS_COMPARE_AND_SWAP_12_0. Pass argument to
+ MIPS_COMPARE_AND_SWAP_12.
+ (sync_<optab><mode>, sync_old_<optab><mode>,
+ sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
+ sync_new_nand<mode>): New define_expands for HI and QI mode
+ operands.
+ (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
+ sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
+ (sync_lock_test_and_set<mode>): New define_expand for HI and QI
+ modes.
+ (test_and_set_12): New insn.
+ (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
+ sync_new_<optab><mode>, sync_old_nand<mode>,
+ sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
+ clobber to operand 0 for SI and DI mode insns.
+ * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
+ mips_gen_fn_4): New typedefs.
+ (mips_gen_fn_ptrs): Define new union type.
+ (mips_expand_compare_and_swap_12): Remove declaration.
+ (mips_expand_atomic_qihi): Declare function.
+ * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
+ (mips_expand_atomic_qihi): ... this. Use new generator function
+ parameter.
+ * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
+ (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
+ (MIPS_COMPARE_AND_SWAP_12_ZERO_OP,
+ MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
+ MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
+ MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
+ MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
+ MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
+ MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
+ MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
+ MIPS_SYNC_EXCHANGE_12_ZERO_OP,
+ MIPS_SYNC_EXCHANGE_12_NONZERO_OP): New macros.
+
+2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
+ the missing break.
+
+2008-05-20 Anatoly Sokolov <aesok@post.ru>
+
+ * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
+ * config/avr/avr.c (avr_OS_main_function_p): Add new function.
+ (avr_attribute_table): Add 'OS_main' function attribute.
+ (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
+ functions with 'OS_main' attribute.
+
2008-05-20 Richard Guenther <rguenther@suse.de>
PR tree-optimization/35204
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