From 1feecdf96eadc9bfd6e94b245eb38e0009a80c02 Mon Sep 17 00:00:00 2001 From: Thomas Bersch Date: Wed, 12 May 2010 08:51:09 +0000 Subject: [PATCH] ignore last scheduled node on reordering after a perm if it is not colorable [r27535] --- ir/be/bepbqpcoloring.c | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-) diff --git a/ir/be/bepbqpcoloring.c b/ir/be/bepbqpcoloring.c index f0ea5a877..2e1f12015 100644 --- a/ir/be/bepbqpcoloring.c +++ b/ir/be/bepbqpcoloring.c @@ -68,8 +68,8 @@ #include "pbqp_node_t.h" #include "pbqp_node.h" -#define TIMER 0 -#define PRINT_RPEO 0 +#define TIMER 1 +#define PRINT_RPEO 1 static int use_exec_freq = true; @@ -445,9 +445,14 @@ static void create_pbqp_coloring_instance(ir_node *block, void *data) } else { if (arch_irn_consider_in_reg_alloc(cls, irn)) { + // remember last colorable node last_element = irn; plist_insert_front(temp_list, get_node(pbqp_inst, get_irn_idx(irn))); } + else { + // node not colorable, so ignore it + last_element = NULL; + } } } -- 2.20.1