From 0c196bf9d84c1d3b638bb4cd5f9e088b861afa08 Mon Sep 17 00:00:00 2001
From: Andrew Pinski <pinskia@physics.uc.edu>
Date: Mon, 10 May 2004 22:28:50 +0000
Subject: [PATCH] gcse.c (eliminate_partially_redundant_loads): Instead of
returning early, goto a cleanup label.
2004-05-10 Andrew Pinski <pinskia@physics.uc.edu>
* gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
goto a cleanup label. After the cleanup, free the allocated memory.
From-SVN: r81682
---
gcc/ChangeLog | 5 +++++
gcc/gcse.c | 22 +++++++++++++++++++---
2 files changed, 24 insertions(+), 3 deletions(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 59ac6a1f76a1..63345cb8babe 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2004-05-10 Andrew Pinski <pinskia@physics.uc.edu>
+
+ * gcse.c (eliminate_partially_redundant_loads): Instead of returning early,
+ goto a cleanup label. After the cleanup, free the allocated memory.
+
2004-05-10 Ziemowit Laski <zlaski@apple.com>
* config/rs6000/altivec.h (vec_sld): Add overloads for
diff --git a/gcc/gcse.c b/gcc/gcse.c
index 48bc1f2b236e..19710d200fec 100644
--- a/gcc/gcse.c
+++ b/gcc/gcse.c
@@ -8401,14 +8401,14 @@ eliminate_partially_redundant_loads (basic_block bb, rtx insn,
if (npred_ok == 0 /* No load can be replaced by copy. */
|| (optimize_size && npred_ok > 1)) /* Prevent exploding the code. */
- return;
+ goto cleanup;
/* Check if it's worth applying the partial redundancy elimination. */
if (ok_count < GCSE_AFTER_RELOAD_PARTIAL_FRACTION * not_ok_count)
- return;
+ goto cleanup;
if (ok_count < GCSE_AFTER_RELOAD_CRITICAL_FRACTION * critical_count)
- return;
+ goto cleanup;
/* Generate moves to the loaded register from where
the memory is available. */
@@ -8461,6 +8461,22 @@ eliminate_partially_redundant_loads (basic_block bb, rtx insn,
delete_insn (insn);
else
a_occr->deleted_p = 1;
+
+cleanup:
+
+ while (unavail_occrs)
+ {
+ struct unoccr *temp = unavail_occrs->next;
+ free (unavail_occrs);
+ unavail_occrs = temp;
+ }
+
+ while (avail_occrs)
+ {
+ struct unoccr *temp = avail_occrs->next;
+ free (avail_occrs);
+ avail_occrs = temp;
+ }
}
/* Performing the redundancy elimination as described before. */
--
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