From: Andreas Schwab <schwab@linux-m68k.org>
Date: Sat, 31 May 2014 12:08:25 +0000 (+0000)
Subject: Summary: m68k: add missing early clobber in beq0_di, bne0_di patterns
X-Git-Tag: releases/gcc-5.1.0~7175
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=aef1bf3b550bff7f5236b0fe495fe32f74cc9be0;p=thirdparty%2Fgcc.git

Summary: m68k: add missing early clobber in beq0_di, bne0_di patterns

* config/m68k/m68k.md (beq0_di, bne0_di): Make the "o" constraint
a separate alternative where the scratch operand 2 is marked as
early clobber.

From-SVN: r211104
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 504fdfb74eb8..60ef5c6a5ba0 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2014-05-31  Andreas Schwab  <schwab@linux-m68k.org>
+
+	* config/m68k/m68k.md (beq0_di, bne0_di): Make the "o" constraint
+	a separate alternative where the scratch operand 2 is marked as
+	early clobber.
+
 2014-05-31  Kugan Vivekanandarajah  <kuganv@linaro.org>
 
 	* config/arm/arm.c (TARGET_ATOMIC_ASSIGN_EXPAND_FENV): New define.
diff --git a/gcc/config/m68k/m68k.md b/gcc/config/m68k/m68k.md
index 72c11f592db8..d088764fab6c 100644
--- a/gcc/config/m68k/m68k.md
+++ b/gcc/config/m68k/m68k.md
@@ -5954,15 +5954,15 @@
 
 (define_insn "beq0_di"
   [(set (pc)
-    (if_then_else (eq (match_operand:DI 0 "general_operand" "d*ao,<>")
+    (if_then_else (eq (match_operand:DI 0 "general_operand" "d*a,o,<>")
             (const_int 0))
-        (label_ref (match_operand 1 "" ","))
+        (label_ref (match_operand 1 "" ",,"))
         (pc)))
-   (clobber (match_scratch:SI 2 "=d,d"))]
+   (clobber (match_scratch:SI 2 "=d,&d,d"))]
   ""
 {
   CC_STATUS_INIT;
-  if (which_alternative == 1)
+  if (which_alternative == 2)
     return "move%.l %0,%2\;or%.l %0,%2\;jeq %l1";
   if ((cc_prev_status.value1
       && rtx_equal_p (cc_prev_status.value1, operands[0]))
@@ -5999,11 +5999,11 @@
 
 (define_insn "bne0_di"
   [(set (pc)
-    (if_then_else (ne (match_operand:DI 0 "general_operand" "do,*a")
+    (if_then_else (ne (match_operand:DI 0 "general_operand" "d,o,*a")
             (const_int 0))
-        (label_ref (match_operand 1 "" ","))
+        (label_ref (match_operand 1 "" ",,"))
         (pc)))
-   (clobber (match_scratch:SI 2 "=d,X"))]
+   (clobber (match_scratch:SI 2 "=d,&d,X"))]
   ""
 {
   if ((cc_prev_status.value1