diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 17 |
1 files changed, 9 insertions, 8 deletions
@@ -2446,7 +2446,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize) { machine_mode outer = GET_MODE (dst); machine_mode inner; - HOST_WIDE_INT bytepos; + poly_int64 bytepos; bool done = false; rtx temp; @@ -2461,7 +2461,7 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize) { inner = GET_MODE (tmps[start]); bytepos = subreg_lowpart_offset (inner, outer); - if (INTVAL (XEXP (XVECEXP (src, 0, start), 1)) == bytepos) + if (known_eq (INTVAL (XEXP (XVECEXP (src, 0, start), 1)), bytepos)) { temp = simplify_gen_subreg (outer, tmps[start], inner, 0); @@ -2480,7 +2480,8 @@ emit_group_store (rtx orig_dst, rtx src, tree type ATTRIBUTE_UNUSED, int ssize) { inner = GET_MODE (tmps[finish - 1]); bytepos = subreg_lowpart_offset (inner, outer); - if (INTVAL (XEXP (XVECEXP (src, 0, finish - 1), 1)) == bytepos) + if (known_eq (INTVAL (XEXP (XVECEXP (src, 0, finish - 1), 1)), + bytepos)) { temp = simplify_gen_subreg (outer, tmps[finish - 1], inner, 0); @@ -3545,9 +3546,9 @@ undefined_operand_subword_p (const_rtx op, int i) if (GET_CODE (op) != SUBREG) return false; machine_mode innermostmode = GET_MODE (SUBREG_REG (op)); - HOST_WIDE_INT offset = i * UNITS_PER_WORD + subreg_memory_offset (op); - return (offset >= GET_MODE_SIZE (innermostmode) - || offset <= -UNITS_PER_WORD); + poly_int64 offset = i * UNITS_PER_WORD + subreg_memory_offset (op); + return (known_ge (offset, GET_MODE_SIZE (innermostmode)) + || known_le (offset, -UNITS_PER_WORD)); } /* A subroutine of emit_move_insn_1. Generate a move from Y into X. @@ -9247,8 +9248,8 @@ expand_expr_real_2 (sepops ops, rtx target, machine_mode tmode, >= GET_MODE_BITSIZE (word_mode))) { rtx_insn *seq, *seq_old; - unsigned int high_off = subreg_highpart_offset (word_mode, - int_mode); + poly_uint64 high_off = subreg_highpart_offset (word_mode, + int_mode); bool extend_unsigned = TYPE_UNSIGNED (TREE_TYPE (gimple_assign_rhs1 (def))); rtx low = lowpart_subreg (word_mode, op0, int_mode); |