re PR middle-end/89281 (gcc/optabs.c:3901:30: runtime error: shift exponent 32…

re PR middle-end/89281 (gcc/optabs.c:3901:30: runtime error: shift exponent 32 is too large for 32-bit type 'int')

	PR middle-end/89281
	* optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
	INTVAL (size), compare it to GET_MODE_MASK instead of
	1 << GET_MODE_BITSIZE.

From-SVN: r268841

gcc/ChangeLog

 2019-02-13  Jakub Jelinek  <jakub@redhat.com>
 
+	PR middle-end/89281
+	* optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
+	INTVAL (size), compare it to GET_MODE_MASK instead of
+	1 << GET_MODE_BITSIZE.
+
 	PR target/89290
 	* config/i386/predicates.md (x86_64_immediate_operand): Allow
 	TLS UNSPECs offsetted by signed 32-bit CONST_INT even with

gcc/optabs.c

@@ -3898,7 +3898,7 @@ prepare_cmp_insn (rtx x, rtx y, enum rtx_code comparison, rtx size,
 
 	  /* Must make sure the size fits the insn's mode.  */
 	  if (CONST_INT_P (size)
-	      ? INTVAL (size) >= (1 << GET_MODE_BITSIZE (cmp_mode))
+	      ? UINTVAL (size) > GET_MODE_MASK (cmp_mode)
 	      : (GET_MODE_BITSIZE (as_a <scalar_int_mode> (GET_MODE (size)))
 		 > GET_MODE_BITSIZE (cmp_mode)))
 	    continue;