From 63c906ceb9803a4ce5079a3037e86315b5a874b7 Mon Sep 17 00:00:00 2001 From: kenner Date: Thu, 4 May 2000 13:49:50 +0000 Subject: * rtl.h (MEM_COPY_ATTRIBUTES): Also copy RTX_UNCHANGING_P and MEM_ALIAS_SET. * alias.c (canon_rtx): Don't copy RTX_UNCHANGING_P or MEM_ALIAS_SET when calling MEM_COPY_ATTRIBUTES. * emit-rtl.c (operand_subword, change_address): Likewise. * explow.c (stabilize): Likewise. * expr.c (protect_from_queue, emit_move_insn_1): Likewise. * integrate.c (copy_rtx_and_substitute): Likewise. * combine.c (combine_simplify_rtx): Don't copy RTX_UNCHANGING_P when calling MEM_COPY_ATTRIBUTES. (make_extraction, simplify_shift_const, gen_lowpart_for_combine): Likewise. * cse.c (gen_lowpart_if_possible): Likewise. * function.c (fixup_var_refs_1, purge_addressof_1): Likewise. * optabs.c (gen_move_insn): Likewise. * recog.c (validate_replace_rtx_1): Likewise. * simplify-rtx.c (add_mem_for_addr): Likewise. * stmt.c (expand_anon_union_decl): Likewise. * config/arm/arm.md: Likewise. * config/h8300/h7300.c (fix_bit_operand): Likewise. * config/m88k/m88k.c (legitimize_address, block_move_loop): Likewise. (block_move_no_loop, block_move_sequence): Likewise. * config/rs6000/rs6000.c (expand_block_move_mem): Likewise. * config/alpha/alpha.c (get_aligned_mem): Likewise. Clear MEM_ALIAS_SET. * final.c (alter_subreg): Don't copy MEM_ALIAS_SET when calling MEM_COPY_ATTRIBUTES. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@33665 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/function.c | 3 --- 1 file changed, 3 deletions(-) (limited to 'gcc/function.c') diff --git a/gcc/function.c b/gcc/function.c index 756f5fcb8b4..6815ab8d875 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -2046,7 +2046,6 @@ fixup_var_refs_1 (var, promoted_mode, loc, insn, replacements) newmem = gen_rtx_MEM (wanted_mode, plus_constant (XEXP (tem, 0), offset)); - RTX_UNCHANGING_P (newmem) = RTX_UNCHANGING_P (tem); MEM_COPY_ATTRIBUTES (newmem, tem); /* Make the change and see if the insn remains valid. */ @@ -2238,7 +2237,6 @@ fixup_var_refs_1 (var, promoted_mode, loc, insn, replacements) newmem = gen_rtx_MEM (wanted_mode, plus_constant (XEXP (tem, 0), offset)); - RTX_UNCHANGING_P (newmem) = RTX_UNCHANGING_P (tem); MEM_COPY_ATTRIBUTES (newmem, tem); /* Make the change and see if the insn remains valid. */ @@ -2928,7 +2926,6 @@ purge_addressof_1 (loc, insn, force, store, ht) { sub2 = gen_rtx_MEM (GET_MODE (x), copy_rtx (XEXP (sub, 0))); MEM_COPY_ATTRIBUTES (sub2, sub); - RTX_UNCHANGING_P (sub2) = RTX_UNCHANGING_P (sub); sub = sub2; } else if (GET_CODE (sub) == REG -- cgit v1.2.1