i386.md (leave, [...]): Have RTL reflect what insn actually does.

	* config/i386/i386.md (leave, leave_rex64): Have RTL reflect what
	insn actually does.

From-SVN: r47264

gcc/ChangeLog

+Thu Nov 22 06:49:14 2001  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+	* config/i386/i386.md (leave, leave_rex64): Have RTL reflect what
+	insn actually does.
+
 2001-11-22  Nick Clifton  <nickc@cambridge.redhat.com>
 
 	* doc/invoke.texi (M32R/D Option Summary): Document -m32r switch.

gcc/config/i386/i386.md

@@ -13714,8 +13714,8 @@
   "ix86_expand_epilogue (2); DONE;")
 
 (define_insn "leave"
-  [(set (reg:SI 7) (reg:SI 6))
-   (set (reg:SI 6) (mem:SI (pre_dec:SI (reg:SI 7))))
+  [(set (reg:SI 7) (plus:SI (reg:SI 6) (const_int 4)))
+   (set (reg:SI 6) (mem:SI (reg:SI 7)))
    (clobber (mem:BLK (scratch)))]
   "!TARGET_64BIT"
   "leave"
@@ -13727,8 +13727,8 @@
    (set_attr "ppro_uops" "few")])
 
 (define_insn "leave_rex64"
-  [(set (reg:DI 7) (reg:DI 6))
-   (set (reg:DI 6) (mem:DI (pre_dec:DI (reg:DI 7))))
+  [(set (reg:DI 7) (plus:DI (reg:DI 6) (const_int 4)))
+   (set (reg:DI 6) (mem:DI (reg:DI 7)))
    (clobber (mem:BLK (scratch)))]
   "TARGET_64BIT"
   "leave"