From cf26aa89100a9340eaae73c3beee6dd791cb7777 Mon Sep 17 00:00:00 2001
From: Roger Sayle <roger@eyesopen.com>
Date: Mon, 10 Apr 2006 05:13:59 +0000
Subject: [PATCH] expr.c (store_constructor): Don't bother clearing target if
we're about to assign a vector to it using...
* expr.c (store_constructor): Don't bother clearing target if
we're about to assign a vector to it using vec_init_optab.
From-SVN: r112817
---
gcc/ChangeLog | 5 +++++
gcc/expr.c | 2 +-
2 files changed, 6 insertions(+), 1 deletion(-)
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2042aba1efe0..d21a6db4278c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-04-09 Roger Sayle <roger@eyesopen.com>
+
+ * expr.c (store_constructor): Don't bother clearing target if
+ we're about to assign a vector to it using vec_init_optab.
+
2006-04-10 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-alias.c (lhs_may_store_to): New function.
diff --git a/gcc/expr.c b/gcc/expr.c
index 904d4fcb30fd..1f4cbe10151a 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -5325,7 +5325,7 @@ store_constructor (tree exp, rtx target, int cleared, HOST_WIDE_INT size)
}
/* Inform later passes that the old value is dead. */
- if (!cleared && REG_P (target))
+ if (!cleared && !vector && REG_P (target))
emit_move_insn (target, CONST0_RTX (GET_MODE (target)));
/* Store each element of the constructor into the corresponding
--
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