i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.

	* i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
	(construct_container): Fix handling of SSE operands.
	(ix86_expand_builtin): Fix handling of 64bit pointers.
	(mmx_maskmovq_rex): New pattern.

From-SVN: r49840

gcc/ChangeLog

+Mon Feb 18 15:07:35 CET 2002  Jan Hubicka  <jh@suse.cz>
+
+	* i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
+	(construct_container): Fix handling of SSE operands.
+	(ix86_expand_builtin): Fix handling of 64bit pointers.
+	(mmx_maskmovq_rex): New pattern.
+
 Mon Feb 18 11:55:55 CET 2002  Jan Hubicka  <jh@suse.cz>
 
 	* regrename.c (kill_set_value): Handle subregs properly.

gcc/config/i386/i386.c

@@ -1819,7 +1819,19 @@ classify_argument (mode, type, classes, bit_offset)
     case SCmode:
       classes[0] = X86_64_SSE_CLASS;
       return 1;
+    case V4SFmode:
+    case V4SImode:
+      classes[0] = X86_64_SSE_CLASS;
+      classes[1] = X86_64_SSEUP_CLASS;
+      return 2;
+    case V2SFmode:
+    case V2SImode:
+    case V4HImode:
+    case V8QImode:
+      classes[0] = X86_64_SSE_CLASS;
+      return 1;
     case BLKmode:
+    case VOIDmode:
       return 0;
     default:
       abort ();
@@ -1932,7 +1944,7 @@ construct_container (mode, type, in_return, nintregs, nsseregs, intreg, sse_regn
 	abort ();
       }
   if (n == 2 && class[0] == X86_64_SSE_CLASS && class[1] == X86_64_SSEUP_CLASS)
-    return gen_rtx_REG (TImode, SSE_REGNO (sse_regno));
+    return gen_rtx_REG (mode, SSE_REGNO (sse_regno));
   if (n == 2
       && class[0] == X86_64_X87_CLASS && class[1] == X86_64_X87UP_CLASS)
     return gen_rtx_REG (TFmode, FIRST_STACK_REG);
@@ -11689,7 +11701,7 @@ ix86_expand_builtin (exp, target, subtarget, mode, ignore)
       return target;
 
     case IX86_BUILTIN_MASKMOVQ:
-      icode = CODE_FOR_mmx_maskmovq;
+      icode = TARGET_64BIT ? CODE_FOR_mmx_maskmovq_rex : CODE_FOR_mmx_maskmovq;
       /* Note the arg order is different from the operand order.  */
       arg1 = TREE_VALUE (arglist);
       arg2 = TREE_VALUE (TREE_CHAIN (arglist));

gcc/config/i386/i386.md

@@ -18092,7 +18092,16 @@
   [(set (mem:V8QI (match_operand:SI 0 "register_operand" "D"))
 	(unspec:V8QI [(match_operand:V8QI 1 "register_operand" "y")
 		      (match_operand:V8QI 2 "register_operand" "y")] 32))]
-  "TARGET_SSE || TARGET_3DNOW_A"
+  "(TARGET_SSE || TARGET_3DNOW_A) && !TARGET_64BIT"
+  ;; @@@ check ordering of operands in intel/nonintel syntax
+  "maskmovq\t{%2, %1|%1, %2}"
+  [(set_attr "type" "sse")])
+
+(define_insn "mmx_maskmovq_rex"
+  [(set (mem:V8QI (match_operand:DI 0 "register_operand" "D"))
+	(unspec:V8QI [(match_operand:V8QI 1 "register_operand" "y")
+		      (match_operand:V8QI 2 "register_operand" "y")] 32))]
+  "(TARGET_SSE || TARGET_3DNOW_A) && TARGET_64BIT"
   ;; @@@ check ordering of operands in intel/nonintel syntax
   "maskmovq\t{%2, %1|%1, %2}"
   [(set_attr "type" "sse")])