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ira-lives.c (process_bb_node_lives): Make code with conditional REAL_PIC_OFFSET_TABLE_REGNUM.

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2014-11-25  Vladimir Makarov  <vmakarov@redhat.com>

	* ira-lives.c (process_bb_node_lives): Make code with conditional
	REAL_PIC_OFFSET_TABLE_REGNUM.

From-SVN: r218063
This commit is contained in:
Vladimir Makarov 2014-11-25 21:27:17 +00:00 committed by Vladimir Makarov
parent a56e69dae3
commit 61001a3585
2 changed files with 12 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2014-11-25 Vladimir Makarov <vmakarov@redhat.com>
* ira-lives.c (process_bb_node_lives): Make code with conditional
REAL_PIC_OFFSET_TABLE_REGNUM.
2014-11-25 Vladimir Makarov <vmakarov@redhat.com>
PR target/63527

11
gcc/ira-lives.c
View File

@ -1123,10 +1123,9 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
pessimistic, but it probably doesn't matter much in practice. */
FOR_BB_INSNS_REVERSE (bb, insn)
{
int regno;
ira_allocno_t a;
df_ref def, use;
bool call_p, clear_pic_use_conflict_p;
bool call_p;
if (!NONDEBUG_INSN_P (insn))
continue;
@ -1137,7 +1136,9 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
curr_point);
call_p = CALL_P (insn);
clear_pic_use_conflict_p = false;
#ifdef REAL_PIC_OFFSET_TABLE_REGNUM
int regno;
bool clear_pic_use_conflict_p = false;
/* Processing insn usage in call insn can create conflict
with pic pseudo and pic hard reg and that is wrong.
Check this situation and fix it at the end of the insn
@ -1150,6 +1151,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
&& ! TEST_HARD_REG_BIT (OBJECT_CONFLICT_HARD_REGS
(ALLOCNO_OBJECT (a, 0)),
REAL_PIC_OFFSET_TABLE_REGNUM));
#endif
/* Mark each defined value as live. We need to do this for
unused values because they still conflict with quantities
@ -1302,6 +1304,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
}
}
#ifdef REAL_PIC_OFFSET_TABLE_REGNUM
if (clear_pic_use_conflict_p)
{
regno = REGNO (pic_offset_table_rtx);
@ -1312,7 +1315,7 @@ process_bb_node_lives (ira_loop_tree_node_t loop_tree_node)
(ALLOCNO_OBJECT (a, 0)),
REAL_PIC_OFFSET_TABLE_REGNUM);
}
#endif
curr_point++;
}