gcc/
2010-10-08 H.J. Lu <hongjiu.lu@intel.com>
PR target/45913
* config/i386/i386.c (ix86_binary_operator_ok): Support
"andhi/andsi/anddi" as a zero-extending move.
gcc/testsuite/
2010-10-08 H.J. Lu <hongjiu.lu@intel.com>
PR target/45913
* gcc.target/i386/pr45913.c: New.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@165215
138bc75d-0d04-0410-961f-
82ee72b054a4
+2010-10-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/45913
+ * config/i386/i386.c (ix86_binary_operator_ok): Support
+ "andhi/andsi/anddi" as a zero-extending move.
+
2010-10-08 Nathan Froyd <froydnj@codesourcery.com>
* builtins.c (fold_call_stmt): Don't copy gimple call arguments
/* Source 1 cannot be a non-matching memory. */
if (MEM_P (src1) && !rtx_equal_p (dst, src1))
- return false;
+ {
+ /* Support "andhi/andsi/anddi" as a zero-extending move. */
+ return (code == AND
+ && (mode == HImode
+ || mode == SImode
+ || (TARGET_64BIT && mode == DImode))
+ && CONST_INT_P (src2)
+ && (INTVAL (src2) == 0xff
+ || INTVAL (src2) == 0xffff));
+ }
return true;
}
+2010-10-08 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/45913
+ * gcc.target/i386/pr45913.c: New.
+
2010-10-08 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/45943
--- /dev/null
+/* PR target/45913 */
+/* { dg-do compile } */
+/* { dg-options "-O2 -fselective-scheduling2 -fsel-sched-pipelining -fsel-sched-pipelining-outer-loops" } */
+
+extern void bar (int, int);
+
+int ss[128];
+
+void
+foo (int i, int j, int k, int *p1, int *p2)
+{
+ int s[128];
+ __builtin_memcpy (s, ss, sizeof s);
+
+ while (i--)
+ {
+ int a = s[i];
+ while (j--)
+ bar (k, p2[a]);
+ j = s[i] & 0xFF;
+ bar (p1[a], k);
+ }
+}