projects
/
gcc.git
/ commitdiff
commit
grep
author
committer
pickaxe
?
search:
re
summary
|
shortlog
|
log
|
commit
| commitdiff |
tree
raw
|
patch
| inline |
side by side
(parent:
90764a8
)
(expand_expr, case ABS_EXPR): Don't copy twice into volatile MEM.
author
Richard Kenner
<kenner@gcc.gnu.org>
Sat, 9 Oct 1993 19:19:52 +0000
(15:19 -0400)
committer
Richard Kenner
<kenner@gcc.gnu.org>
Sat, 9 Oct 1993 19:19:52 +0000
(15:19 -0400)
From-SVN: r5698
gcc/expr.c
patch
|
blob
|
history
diff --git
a/gcc/expr.c
b/gcc/expr.c
index f31e048d5f108f8da509bf5534431f2822da904a..91b2d6e011ab189b575727f8e58f1820a977ba4d 100644
(file)
--- a/
gcc/expr.c
+++ b/
gcc/expr.c
@@
-5001,6
+5001,7
@@
expand_expr (exp, target, tmode, modifier)
target = original_target;
temp = gen_label_rtx ();
if (target == 0 || ! safe_from_p (target, TREE_OPERAND (exp, 0))
+ || (GET_CODE (target) == MEM && MEM_VOLATILE_P (target))
|| (GET_CODE (target) == REG
&& REGNO (target) < FIRST_PSEUDO_REGISTER))
target = gen_reg_rtx (mode);