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authorBernd Schmidt <bernd.schmidt@analog.com>2009-09-27 16:56:57 +0000
committerBernd Schmidt <bernds@gcc.gnu.org>2009-09-27 16:56:57 +0000
commitcdf1bf8bb3311493aa9822bc9c8f6d94571fe82e (patch)
tree95b8107b77b79331bb1eae28317bfa55077089c1
parentee5fe537e8e43cad941c829d174c85d0ebf0233f (diff)
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loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P, to test for GRD_INVARIANT.
* loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P, to test for GRD_INVARIANT. (simple_rhs_p): Anything that's function_invariant_p is fine. From-SVN: r152226
-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/loop-iv.c4
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index eb87556..7a2cce6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2009-09-27 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ * loop-iv.c (iv_analyze_op): Use function_invariant_p, not CONSTANT_P,
+ to test for GRD_INVARIANT.
+ (simple_rhs_p): Anything that's function_invariant_p is fine.
+
2009-09-27 Rafael Avila de Espindola <espindola@google.com>
* gengtype.c (main): Use plunge_files instead of plugin_output.
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c
index 2f8650a8..af25d02 100644
--- a/gcc/loop-iv.c
+++ b/gcc/loop-iv.c
@@ -1120,7 +1120,7 @@ iv_analyze_op (rtx insn, rtx op, struct rtx_iv *iv)
print_rtl_single (dump_file, insn);
}
- if (CONSTANT_P (op))
+ if (function_invariant_p (op))
res = GRD_INVARIANT;
else if (GET_CODE (op) == SUBREG)
{
@@ -1329,7 +1329,7 @@ simple_rhs_p (rtx rhs)
{
rtx op0, op1;
- if (CONSTANT_P (rhs)
+ if (function_invariant_p (rhs)
|| (REG_P (rhs) && !HARD_REGISTER_P (rhs)))
return true;