+2009-10-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/41646
+ * calls.c (expand_call): For BLKmode types returned in registers
+ avoid likely spilled hard regs in copy_blkmode_from_reg generated
+ insns.
+
2009-10-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41634
}
else if (TYPE_MODE (rettype) == BLKmode)
{
- target = copy_blkmode_from_reg (target, valreg, rettype);
+ rtx val = valreg;
+ if (GET_MODE (val) != BLKmode)
+ val = avoid_likely_spilled_reg (val);
+ target = copy_blkmode_from_reg (target, val, rettype);
/* We can not support sibling calls for this case. */
sibcall_failure = 1;
+2009-10-09 Jakub Jelinek <jakub@redhat.com>
+
+ PR rtl-optimization/41646
+ * gcc.c-torture/compile/pr41646.c: New test.
+
2009-10-09 Richard Guenther <rguenther@suse.de>
PR tree-optimization/41634
--- /dev/null
+/* PR rtl-optimization/41646 */
+
+struct A { unsigned long a; };
+struct B { unsigned short b, c, d; };
+struct B bar (unsigned long);
+
+char *
+foo (char *a, struct A *x)
+{
+ struct B b = bar (x->a);
+ unsigned char c;
+ unsigned short d;
+ a[3] = ((unsigned char) (b.b % 10) + 48);
+ d = b.b / 10;
+ a[2] = ((unsigned char) (d % 10) + 48);
+ d = d / 10;
+ a[1] = ((unsigned char) (d % 10) + 48);
+ a[0] = ((unsigned char) ((d / 10) % 10) + 48);
+ a[4] = 46;
+ c = (unsigned char) b.c;
+ a[6] = (c % 10 + 48);
+ a[5] = ((c / 10) % 10 + 48);
+ a[7] = 46;
+ c = b.d;
+ a[9] = (c % 10 + 48);
+ a[8] = ((c / 10) % 10 + 48);
+ return a + 10;
+}