re PR rtl-optimization/65693 (ICE in assign_by_spills, at lra-assigns.c:1419)

	PR target/65693
	* config/i386/i386.md (*udivmod<mode>4_pow2): Allow
	any pow2 integer in between 2 and 0x80000000U inclusive.

	* gcc.target/i386/pr65693.c: New test.

From-SVN: r221942

gcc/ChangeLog

+2015-04-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/65693
+	* config/i386/i386.md (*udivmod<mode>4_pow2): Allow
+	any pow2 integer in between 2 and 0x80000000U inclusive.
+
 2015-04-08  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	PR rtl-optimization/65693

gcc/config/i386/i386.md

@@ -7340,7 +7340,7 @@
    (set (match_operand:SWI48 1 "register_operand" "=r")
 	(umod:SWI48 (match_dup 2) (match_dup 3)))
    (clobber (reg:CC FLAGS_REG))]
-  "UINTVAL (operands[3]) - 2 < <MODE_SIZE> * BITS_PER_UNIT
+  "IN_RANGE (INTVAL (operands[3]), 2, HOST_WIDE_INT_UC (0x80000000))
    && (UINTVAL (operands[3]) & (UINTVAL (operands[3]) - 1)) == 0"
   "#"
   "&& 1"

gcc/testsuite/ChangeLog

+2015-04-09  Jakub Jelinek  <jakub@redhat.com>
+
+	PR target/65693
+	* gcc.target/i386/pr65693.c: New test.
+
 2015-04-08  Ilya Enkovich  <ilya.enkovich@intel.com>
 
 	* gcc.dg/lto/chkp-static-bounds_0.c: New.

gcc/testsuite/gcc.target/i386/pr65693.c

+/* PR target/65693 */
+/* { dg-do compile } */
+/* { dg-options "-O2" } */
+
+int a;
+
+void
+foo (int (*fn) (int, int, int), unsigned int b)
+{
+  unsigned long *c = (unsigned long *) __builtin_alloca (b);
+  a = *c;
+  register int d asm ("edx") = fn (0, 0, d);
+}