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Diffstat (limited to 'gcc/ChangeLog')
| -rw-r--r-- | gcc/ChangeLog | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a3b17b2c4e0..6272d5bab1c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,63 @@ +Tue Oct 23 13:05:53 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + + * alias.c (can_address_p): Compnonents are not addressable if + the containing type has alias set 0. + (get_alias_set): Rework to use STRIP_NOPS. + Only call front-end routine on object, type, or object with + NOPs stripped, not inner values. + Use language hook to call front-end routine. + * builtins.c (get_memory_rtx): Always call set_mem_attributes. + (expand_builtin_apply): Call set_mem_align on MEMs we make. + Don't pass alignment to emit_block_move. + (expand_builtin_memcpy, expand_builtin_va_copy): Likewise. + (expand_builtin_memset): Likewise, but for clear_storage. + * c-common.c (lang_get_alias_set): Renamed to c_common_alias_set + and remove C++ specific parts. + * c-common.h (c_common_get_alias_set): Add declaration. + * c-lang.c (LANG_HOOKS_GET_ALIAS_SET): New macro. + * calls.c (emit_call_1): Fix typo in sibcall_pop case. + (save_fixed_argument_area): Call set_mem_align. + Remove alignment in call to emit_block_move. + (emit_library_call_value_1, store_one_arg): Likewise. + (target_for_arg): Remove; disabled long ago. + * emit-rtl.c (set_mem_attributes): Rework to only call get_mem_attrs + once and similar cleanups. + (offset_address): Use proper introductory comment. + * expr.c (emit_block_move): Use alignment from that of MEM args, not + from explicit operand; all callers changed. + (clear_storage): Likewise. + (expand_assignment): Don't call set_mem_alias_set on to_rtx. + (store_field): Remove kludge on alias set used for to_rtx. + (highest_pow2_factor, case *_DIV_EXPR): Never return 0. + (expand_expr_unaligned): Call set_mem_attributes instead of + set_mem_alias_set. + * expr.h (emit_block_move, clear_storage): Remove ALIGN argument. + * function.c (assign_stack_temp_for_type): Set MEM alignment. + (expand_function_end): Track MEM attributes of trampolines. + * ifcvt.c (noce_try_cmove_arith): Set alignment of new MEM. + * integrate.c (copy_rtx_and_substitute, case CALL): Copy memory + attributes from original. + * langhooks.c (lang_hook_default_get_alias_set): New function. + (hook_get_alias_set_0): New function. + * langhooks.h (hook_get_alias_set_0): New declaration. + (lang_hook_default_get_alias_set): Likewise. + (LANG_HOOKS_GET_ALIAS_SET): New macro; add to initializer. + * reload1.c (alter_reg): Use adjust_address_nv. + * rtl.c (get_mode_alignment): Moved to here. + * rtl.h (MEM_ALIGN): Take default from mode, if not BLKmode, and + change default if unknown from 1 to BITS_PER_UNIT. + * stor-layout.c (get_mode_alignment): Remove from here. + * toplev.h (struct lang_hoks): Add get_alias_set field. + * tree.h (lang_get_alias_set): Delete declaration. + * config/arc/arc.c (arc_setup_incoming_varags): Set MEM alignment. + * config/i386/i386.c (ix86_setup_incoming_varargs): Likewise. + (ix86_va_arg): Likewise. + * config/i960/i960.c (i960_setup_incoming_varargs): Likewise. + * config/pa/pa.c (hppa_builtin_saveregs): Likewise. + * config/sparc/sparc.c (sparc_va_arg): Likewise. + * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise. + (expand_block_move_mem): Remove dead code. + 2001-10-22 Neil Booth <neil@daikokuya.demon.co.uk> * c-common.c (warn_div_by_zero): New. |