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

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* 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
This commit is contained in:
Stephane Carrez 2002-07-06 00:16:38 +02:00 committed by Stephane Carrez
parent 212e17fd89
commit e5eb8de83c
2 changed files with 10 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
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

6
gcc/config/m68hc11/m68hc11.md
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@ -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")))]
""