for_each_rtx (&XEXP (x, 0), instantiate_virtual_regs_in_rtx, NULL);
}
+/* Helper for instantiate_decls called via walk_tree: Process all decls
+ in the given DECL_VALUE_EXPR. */
+
+static tree
+instantiate_expr (tree *tp, int *walk_subtrees, void *data ATTRIBUTE_UNUSED)
+{
+ tree t = *tp;
+ if (! EXPR_P (t))
+ {
+ *walk_subtrees = 0;
+ if (DECL_P (t) && DECL_RTL_SET_P (t))
+ instantiate_decl (DECL_RTL (t));
+ }
+ return NULL;
+}
+
/* Subroutine of instantiate_decls: Process all decls in the given
BLOCK node and all its subblocks. */
tree t;
for (t = BLOCK_VARS (let); t; t = TREE_CHAIN (t))
- if (DECL_RTL_SET_P (t))
- instantiate_decl (DECL_RTL (t));
+ {
+ if (DECL_RTL_SET_P (t))
+ instantiate_decl (DECL_RTL (t));
+ if (TREE_CODE (t) == VAR_DECL && DECL_HAS_VALUE_EXPR_P (t))
+ {
+ tree v = DECL_VALUE_EXPR (t);
+ walk_tree (&v, instantiate_expr, NULL, NULL);
+ }
+ }
/* Process all subblocks. */
for (t = BLOCK_SUBBLOCKS (let); t; t = TREE_CHAIN (t))
{
instantiate_decl (DECL_RTL (decl));
instantiate_decl (DECL_INCOMING_RTL (decl));
+ if (DECL_HAS_VALUE_EXPR_P (decl))
+ {
+ tree v = DECL_VALUE_EXPR (decl);
+ walk_tree (&v, instantiate_expr, NULL, NULL);
+ }
}
/* Now process all variables defined in the function or its subblocks. */
/* Pass through the INSNS of function FNDECL and convert virtual register
references to hard register references. */
-void
+static void
instantiate_virtual_regs (void)
{
rtx insn;
/* Store the parm in a pseudoregister during the function, but we may
need to do it in a wider mode. */
+ /* This is not really promoting for a call. However we need to be
+ consistent with assign_parm_find_data_types and expand_expr_real_1. */
promoted_nominal_mode
- = promote_mode (data->nominal_type, data->nominal_mode, &unsignedp, 0);
+ = promote_mode (data->nominal_type, data->nominal_mode, &unsignedp, 1);
parmreg = gen_reg_rtx (promoted_nominal_mode);
tree *block_vector;
*n_blocks_p = all_blocks (block, NULL);
- block_vector = xmalloc (*n_blocks_p * sizeof (tree));
+ block_vector = XNEWVEC (tree, *n_blocks_p);
all_blocks (block, block_vector);
return block_vector;
fixup_fallthru_exit_predecessor. */
cfg_layout_initialize (0);
FOR_EACH_BB (cur_bb)
- if (cur_bb->index >= 0 && cur_bb->next_bb->index >= 0)
+ if (cur_bb->index >= NUM_FIXED_BLOCKS
+ && cur_bb->next_bb->index >= NUM_FIXED_BLOCKS)
cur_bb->aux = cur_bb->next_bb;
cfg_layout_finalize ();
}