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

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index a22c5d5357528af0aee8768c4538a14676495e78..620acbb117bf886bdbaae8f791358f150bd5f0fa 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,15 @@
+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

diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 801573c1e980801b634cb31e2f8b13bfc5e453bc..1cdbe7e430b29c366ce929bdfbf221def6258948 100644 (file)
--- a/gcc/config/i386/i386.md
+++ b/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")

diff --git a/gcc/config/i386/predicates.md b/gcc/config/i386/predicates.md
index 8a89f70c33378015105b2b75bc462de56223d336..1471f5a22820cc9a545553e2481b93a988f1c8be 100644 (file)
--- a/gcc/config/i386/predicates.md
+++ b/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"