* [PATCH] GTY chain_next annotate gimple_statement_base
@ 2012-08-20 9:03 Richard Guenther
0 siblings, 0 replies; only message in thread
From: Richard Guenther @ 2012-08-20 9:03 UTC (permalink / raw)
To: gcc-patches
This creates better marking code (even though we probably tail-recurse
for the exising one).
Bootstrapped and tested on x86-64-unknown-linux-gnu, applied.
Richard.
2012-08-20 Richard Guenther <rguenther@suse.de>
* gimple.h (gimple_statement_base): Annotate with GTY chain_next.
Index: gcc/gimple.h
===================================================================
--- gcc/gimple.h (revision 190523)
+++ gcc/gimple.h (working copy)
@@ -151,7 +151,7 @@ typedef struct
/* Data structure definitions for GIMPLE tuples. NOTE: word markers
are for 64 bit hosts. */
-struct GTY(()) gimple_statement_base {
+struct GTY((chain_next ("%h.next"))) gimple_statement_base {
/* [ WORD 1 ]
Main identifying code for a tuple. */
ENUM_BITFIELD(gimple_code) code : 8;
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2012-08-20 9:03 [PATCH] GTY chain_next annotate gimple_statement_base Richard Guenther
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