re PR target/61231 (bootstrap comparision failure on powerpc64le-linux-gnu)

	PR target/61231
	* config/rs6000/rs6000.c (mem_operand_gpr): Handle SImode.
	* config/rs6000/rs6000.md (extendsidi2_lfiwax, extendsidi2_nocell):
	Use "Y" constraint rather than "m".

From-SVN: r210835

gcc/ChangeLog

+2014-05-23  Alan Modra  <amodra@gmail.com>
+
+	PR target/61231
+	* config/rs6000/rs6000.c (mem_operand_gpr): Handle SImode.
+	* config/rs6000/rs6000.md (extendsidi2_lfiwax, extendsidi2_nocell):
+	Use "Y" constraint rather than "m".
+
 2014-05-23  Kugan Vivekanandarajah  <kuganv@linaro.org>
 
 	* config/aarch64/aarch64.c (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New

gcc/config/rs6000/rs6000.c

@@ -6124,7 +6124,8 @@ mem_operand_gpr (rtx op, enum machine_mode mode)
     return false;
 
   extra = GET_MODE_SIZE (mode) - UNITS_PER_WORD;
-  gcc_assert (extra >= 0);
+  if (extra < 0)
+    extra = 0;
 
   if (GET_CODE (addr) == LO_SUM)
     /* For lo_sum addresses, we must allow any offset except one that

gcc/config/rs6000/rs6000.md

@@ -745,7 +745,7 @@
 
 (define_insn "*extendsidi2_lfiwax"
   [(set (match_operand:DI 0 "gpc_reg_operand" "=r,r,??wm,!wl,!wu")
-	(sign_extend:DI (match_operand:SI 1 "lwa_operand" "m,r,r,Z,Z")))]
+	(sign_extend:DI (match_operand:SI 1 "lwa_operand" "Y,r,r,Z,Z")))]
   "TARGET_POWERPC64 && TARGET_LFIWAX"
   "@
    lwa%U1%X1 %0,%1
@@ -758,7 +758,7 @@
 
 (define_insn "*extendsidi2_nocell"
   [(set (match_operand:DI 0 "gpc_reg_operand" "=r,r")
-	(sign_extend:DI (match_operand:SI 1 "lwa_operand" "m,r")))]
+	(sign_extend:DI (match_operand:SI 1 "lwa_operand" "Y,r")))]
   "TARGET_POWERPC64 && rs6000_gen_cell_microcode && !TARGET_LFIWAX"
   "@
    lwa%U1%X1 %0,%1