m68hc11.md ("*movqi_68hc12"): Avoid allocating QI mode registers in soft registers.

	* config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
	QI mode registers in soft registers.
	("zero_extendqihi2"): Do not take into account soft registers
	for register allocation (use '*' constraint).

From-SVN: r55274

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0034982..f8a3583 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,12 @@
 2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>
 
+       * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Avoid allocating
+       QI mode registers in soft registers.
+       ("zero_extendqihi2"): Do not take into account soft registers 
+       for register allocation (use '*' constraint).
+
+2002-07-05  Stephane Carrez  <stcarrez@nerim.fr>
+
        * config/m68hc11/m68hc11.md ("*ashlsi3"): Avoid saving y if we know
        it is dead.
        ("*ashrsi3"): Likewise.

diff --git a/gcc/config/m68hc11/m68hc11.md b/gcc/config/m68hc11/m68hc11.md
index 379bee5..1e6cb77 100644 (file)
--- a/gcc/config/m68hc11/m68hc11.md
+++ b/gcc/config/m68hc11/m68hc11.md
@@ -1019,9 +1019,9 @@
 
 (define_insn "*movqi_68hc12"
   [(set (match_operand:QI 0 "nonimmediate_operand" 
-                               "=U,d*AU*q,d*A*qU,*u,d*A*q,m,m")
+                               "=U,d*AU*q,d*A*qU,d*A*q,m,?*u,m")
        (match_operand:QI 1 "general_operand" 
-                               "U,*ri*q,U,*ri*qU,m,d*q,!*A"))]
+                               "U,*ri*q,U,m,d*q,*ri*qU,!*A"))]
   "TARGET_M6812"
   "*
 {
@@ -1348,7 +1348,7 @@
 ")
 
 (define_insn "zero_extendqihi2"
-  [(set (match_operand:HI 0 "non_push_operand" "=dm,d,*A,!u,d,m,!u")
+  [(set (match_operand:HI 0 "non_push_operand" "=dm,d,*A,!*u,d,m,!*u")
        (zero_extend:HI 
            (match_operand:QI 1 "nonimmediate_operand" "d,*A,d*Am,d,!um,*A,*A")))]
   ""