diff options
Diffstat (limited to 'gcc/dse.cc')
| -rw-r--r-- | gcc/dse.cc | 14 |
1 files changed, 7 insertions, 7 deletions
@@ -814,8 +814,7 @@ emit_inc_dec_insn_before (rtx mem ATTRIBUTE_UNUSED, { start_sequence (); emit_insn (gen_add3_insn (dest, src, srcoff)); - new_insn = get_insns (); - end_sequence (); + new_insn = end_sequence (); } else new_insn = gen_move_insn (dest, src); @@ -1190,7 +1189,10 @@ canon_address (rtx mem, address = strip_offset_and_add (address, offset); if (ADDR_SPACE_GENERIC_P (MEM_ADDR_SPACE (mem)) - && const_or_frame_p (address)) + && const_or_frame_p (address) + /* Literal addresses can alias any base, avoid creating a + group for them. */ + && ! CONST_SCALAR_INT_P (address)) { group_info *group = get_group_info (address); @@ -1824,8 +1826,7 @@ find_shift_sequence (poly_int64 access_bytes, gen_int_shift_amount (new_mode, shift), new_reg, 1, OPTAB_DIRECT); - shift_seq = get_insns (); - end_sequence (); + shift_seq = end_sequence (); if (target != new_reg || shift_seq == NULL) continue; @@ -2044,8 +2045,7 @@ replace_read (store_info *store_info, insn_info_t store_insn, } else read_reg = copy_to_mode_reg (read_mode, read_reg); - insns = get_insns (); - end_sequence (); + insns = end_sequence (); if (insns != NULL_RTX) { |