diff options
Diffstat (limited to 'gcc/expr.c')
| -rw-r--r-- | gcc/expr.c | 17 |
1 files changed, 9 insertions, 8 deletions
@@ -1631,14 +1631,6 @@ emit_block_move_hints (rtx x, rtx y, rtx size, enum block_op_methods method, if (may_use_call < 0) return pc_rtx; - /* Since x and y are passed to a libcall, mark the corresponding - tree EXPR as addressable. */ - tree y_expr = MEM_EXPR (y); - tree x_expr = MEM_EXPR (x); - if (y_expr) - mark_addressable (y_expr); - if (x_expr) - mark_addressable (x_expr); retval = emit_block_copy_via_libcall (x, y, size, method == BLOCK_OP_TAILCALL); } @@ -1884,6 +1876,15 @@ emit_block_op_via_libcall (enum built_in_function fncode, rtx dst, rtx src, tree call_expr, dst_tree, src_tree, size_tree; machine_mode size_mode; + /* Since dst and src are passed to a libcall, mark the corresponding + tree EXPR as addressable. */ + tree dst_expr = MEM_EXPR (dst); + tree src_expr = MEM_EXPR (src); + if (dst_expr) + mark_addressable (dst_expr); + if (src_expr) + mark_addressable (src_expr); + dst_addr = copy_addr_to_reg (XEXP (dst, 0)); dst_addr = convert_memory_address (ptr_mode, dst_addr); dst_tree = make_tree (ptr_type_node, dst_addr); |