PR rtl-optimization/46856
* postreload.c (reload_combine_recognize_const_pattern): Do not
separate cc0 setter and user on cc0 targets.
PR rtl-optimization/46856
* gcc.c-torture/compile/pr46856.c: New test.
From-SVN: r169321
+2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
+
+ PR rtl-optimization/46856
+ * postreload.c (reload_combine_recognize_const_pattern): Do not
+ separate cc0 setter and user on cc0 targets.
+
2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
PR c/43082
&& reg_state[clobbered_regno].real_store_ruid >= use_ruid)
break;
+#ifdef HAVE_cc0
+ /* Do not separate cc0 setter and cc0 user on HAVE_cc0 targets. */
+ if (must_move_add && sets_cc0_p (PATTERN (use_insn)))
+ break;
+#endif
+
gcc_assert (reg_state[regno].store_ruid <= use_ruid);
/* Avoid moving a use of ADDREG past a point where it is stored. */
if (reg_state[REGNO (addreg)].store_ruid > use_ruid)
+2011-01-26 Mikael Pettersson <mikpe@it.uu.se>
+
+ PR rtl-optimization/46856
+ * gcc.c-torture/compile/pr46856.c: New test.
+
2011-01-26 Nicola Pero <nicola.pero@meta-innovation.com>
Andrew Pinski <pinskia@gmail.com>
--- /dev/null
+struct data {
+ int prio;
+ signed char status;
+};
+
+struct base {
+ unsigned _num;
+ struct data vec[10];
+};
+
+static struct data *ix(struct base *base, unsigned i)
+{
+ return &base->vec[i];
+}
+
+struct heap {
+ struct base base;
+};
+
+struct heap *heap;
+
+void increase_insn_priority (int *fld, int amount)
+{
+ if (ix(heap ? &heap->base : 0, *fld)->status > 0)
+ ix(heap ? &heap->base : 0, *fld)->prio += amount;
+}