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emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. 

* emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL.  Don't
	call unshare_all_decls.
	(unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
	(unshare_all_decls): Remove.

From-SVN: r124556
This commit is contained in:
Kazu Hirata 2007-05-08 21:26:29 +00:00 committed by Kazu Hirata
parent bfa64d0e60
commit b4aaa77b1f
2 changed files with 10 additions and 30 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2007-05-08 Kazu Hirata <kazu@codesourcery.com>
* emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
call unshare_all_decls.
(unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
(unshare_all_decls): Remove.
2007-05-08 Simon Martin <simartin@users.sourceforge.net> 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
PR 31847 PR 31847

33
gcc/emit-rtl.c
View File

@ -167,7 +167,6 @@ static GTY ((if_marked ("ggc_marked_p"), param_is (struct rtx_def)))
static rtx make_call_insn_raw (rtx); static rtx make_call_insn_raw (rtx);
static rtx change_address_1 (rtx, enum machine_mode, rtx, int); static rtx change_address_1 (rtx, enum machine_mode, rtx, int);
static void unshare_all_decls (tree);
static void reset_used_decls (tree); static void reset_used_decls (tree);
static void mark_label_nuses (rtx); static void mark_label_nuses (rtx);
static hashval_t const_int_htab_hash (const void *); static hashval_t const_int_htab_hash (const void *);
@ -2115,17 +2114,8 @@ set_new_first_and_last_insn (rtx first, rtx last)
structure. This routine should only be called once. */ structure. This routine should only be called once. */
static void static void
unshare_all_rtl_1 (tree fndecl, rtx insn) unshare_all_rtl_1 (rtx insn)
{ {
tree decl;
/* Make sure that virtual parameters are not shared. */
for (decl = DECL_ARGUMENTS (fndecl); decl; decl = TREE_CHAIN (decl))
SET_DECL_RTL (decl, copy_rtx_if_shared (DECL_RTL (decl)));
/* Make sure that virtual stack slots are not shared. */
unshare_all_decls (DECL_INITIAL (fndecl));
/* Unshare just about everything else. */ /* Unshare just about everything else. */
unshare_all_rtl_in_chain (insn); unshare_all_rtl_in_chain (insn);
@ -2166,13 +2156,13 @@ unshare_all_rtl_again (rtx insn)
reset_used_flags (stack_slot_list); reset_used_flags (stack_slot_list);
unshare_all_rtl_1 (cfun->decl, insn); unshare_all_rtl_1 (insn);
} }
unsigned int unsigned int
unshare_all_rtl (void) unshare_all_rtl (void)
{ {
unshare_all_rtl_1 (current_function_decl, get_insns ()); unshare_all_rtl_1 (get_insns ());
return 0; return 0;
} }
@ -2358,23 +2348,6 @@ unshare_all_rtl_in_chain (rtx insn)
} }
} }
/* Go through all virtual stack slots of a function and copy any
shared structure. */
static void
unshare_all_decls (tree blk)
{
tree t;
/* Copy shared decls. */
for (t = BLOCK_VARS (blk); t; t = TREE_CHAIN (t))
if (DECL_RTL_SET_P (t))
SET_DECL_RTL (t, copy_rtx_if_shared (DECL_RTL (t)));
/* Now process sub-blocks. */
for (t = BLOCK_SUBBLOCKS (blk); t; t = TREE_CHAIN (t))
unshare_all_decls (t);
}
/* Go through all virtual stack slots of a function and mark them as /* Go through all virtual stack slots of a function and mark them as
not shared. */ not shared. */
static void static void