diff options
Diffstat (limited to 'gcc/internal-fn.c')
| -rw-r--r-- | gcc/internal-fn.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/gcc/internal-fn.c b/gcc/internal-fn.c index 0cba954..e8fd16b 100644 --- a/gcc/internal-fn.c +++ b/gcc/internal-fn.c @@ -3059,10 +3059,10 @@ expand_DEFERRED_INIT (internal_fn, gcall *stmt) mark_addressable (lhs); tree var_addr = build_fold_addr_expr (lhs); - tree value = (init_type == AUTO_INIT_PATTERN) ? - build_int_cst (integer_type_node, - INIT_PATTERN_VALUE) : - integer_zero_node; + tree value = (init_type == AUTO_INIT_PATTERN) + ? build_int_cst (integer_type_node, + INIT_PATTERN_VALUE) + : integer_zero_node; tree m_call = build_call_expr (builtin_decl_implicit (BUILT_IN_MEMSET), 3, var_addr, value, var_size); /* Expand this memset call. */ @@ -3073,15 +3073,17 @@ expand_DEFERRED_INIT (internal_fn, gcall *stmt) /* If this variable is in a register use expand_assignment. For boolean scalars force zero-init. */ tree init; + scalar_int_mode var_mode; if (TREE_CODE (TREE_TYPE (lhs)) != BOOLEAN_TYPE && tree_fits_uhwi_p (var_size) && (init_type == AUTO_INIT_PATTERN || !is_gimple_reg_type (var_type)) && int_mode_for_size (tree_to_uhwi (var_size) * BITS_PER_UNIT, - 0).exists ()) + 0).exists (&var_mode) + && have_insn_for (SET, var_mode)) { unsigned HOST_WIDE_INT total_bytes = tree_to_uhwi (var_size); - unsigned char *buf = (unsigned char *) xmalloc (total_bytes); + unsigned char *buf = XALLOCAVEC (unsigned char, total_bytes); memset (buf, (init_type == AUTO_INIT_PATTERN ? INIT_PATTERN_VALUE : 0), total_bytes); tree itype = build_nonstandard_integer_type |