Replace q_regs_operand with QIreg_operand in QI ext patterns.

2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>

	PR target/49142
	* config/i386/i386.md (*movqi_extv_1_rex64): Remove
	"register_operand" check and replace q_regs_operand with
	QIreg_operand in "type" calculation.
	(*movqi_extv_1): Likewise.
	(*movqi_extzv_2_rex64): Likewise.
	(*movqi_extzv_2): Likewise.

	* config/i386/predicates.md (QIreg_operand): New.

From-SVN: r174211

gcc/ChangeLog

+2011-05-25  H.J. Lu  <hongjiu.lu@intel.com>
+
+	PR target/49142
+	* config/i386/i386.md (*movqi_extv_1_rex64): Remove
+	"register_operand" check and replace q_regs_operand with
+	QIreg_operand in "type" calculation.
+	(*movqi_extv_1): Likewise.
+	(*movqi_extzv_2_rex64): Likewise.
+	(*movqi_extzv_2): Likewise.
+
+	* config/i386/predicates.md (QIreg_operand): New.
+
 2011-05-25  Richard Guenther  <rguenther@suse.de>
 
 	* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Fix

gcc/config/i386/i386.md

@@ -2488,10 +2488,9 @@
     }
 }
   [(set (attr "type")
-     (if_then_else (and (match_operand:QI 0 "register_operand" "")
-			(ior (not (match_operand:QI 0 "q_regs_operand" ""))
-			     (ne (symbol_ref "TARGET_MOVX")
-				 (const_int 0))))
+     (if_then_else (ior (not (match_operand:QI 0 "QIreg_operand" ""))
+			(ne (symbol_ref "TARGET_MOVX")
+			    (const_int 0)))
 	(const_string "imovx")
 	(const_string "imov")))
    (set (attr "mode")
@@ -2515,10 +2514,9 @@
     }
 }
   [(set (attr "type")
-     (if_then_else (and (match_operand:QI 0 "register_operand" "")
-			(ior (not (match_operand:QI 0 "q_regs_operand" ""))
-			     (ne (symbol_ref "TARGET_MOVX")
-				 (const_int 0))))
+     (if_then_else (ior (not (match_operand:QI 0 "QIreg_operand" ""))
+			(ne (symbol_ref "TARGET_MOVX")
+			    (const_int 0)))
 	(const_string "imovx")
 	(const_string "imov")))
    (set (attr "mode")
@@ -2553,7 +2551,7 @@
     }
 }
   [(set (attr "type")
-     (if_then_else (ior (not (match_operand:QI 0 "q_regs_operand" ""))
+     (if_then_else (ior (not (match_operand:QI 0 "QIreg_operand" ""))
 			(ne (symbol_ref "TARGET_MOVX")
 			    (const_int 0)))
 	(const_string "imovx")
@@ -2580,10 +2578,9 @@
     }
 }
   [(set (attr "type")
-     (if_then_else (and (match_operand:QI 0 "register_operand" "")
-			(ior (not (match_operand:QI 0 "q_regs_operand" ""))
-			     (ne (symbol_ref "TARGET_MOVX")
-				 (const_int 0))))
+     (if_then_else (ior (not (match_operand:QI 0 "QIreg_operand" ""))
+			(ne (symbol_ref "TARGET_MOVX")
+			    (const_int 0)))
 	(const_string "imovx")
 	(const_string "imov")))
    (set (attr "mode")

gcc/config/i386/predicates.md

@@ -82,6 +82,10 @@
   (and (match_code "reg")
        (match_test "REGNO (op) == FLAGS_REG")))
 
+;; Return true if op is one of QImode registers: %[abcd][hl].
+(define_predicate "QIreg_operand"
+  (match_test "QI_REG_P (op)"))
+
 ;; Return true if op is a QImode register operand other than
 ;; %[abcd][hl].
 (define_predicate "ext_QIreg_operand"