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sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for immediate operands where appropriate.

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sh.md (movsi_i, movsi_ie, movhi_i, movhi+1): Use type pcload for
immediate operands where appropriate.
(movsf_ie+1): Fail when loading anything but a MEM into
a floating point reguister.

From-SVN: r13566
This commit is contained in:
Joern Rennecke 1997-01-29 23:15:10 +00:00
parent f8aa1f6e5d
commit 27232d2885
1 changed files with 8 additions and 6 deletions
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14
gcc/config/sh/sh.md
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@ -1504,7 +1504,7 @@
lds %1,%0
lds.l %1,%0
fake %1,%0"
[(set_attr "type" "move,pcload,move,load,move,store,store,move,load,move,move")
[(set_attr "type" "move,pcload,move,load,move,store,store,move,load,move,pcload")
(set_attr "length" "8,*,*,*,*,*,*,*,*,*,*")])
;; t/z is first, so that it will be preferred over r/r when reloading a move
@ -1531,7 +1531,7 @@
fake %1,%0
lds %1,%0
sts %1,%0"
[(set_attr "type" "move,pcload,move,load,move,store,store,move,load,move,move,move,move")
[(set_attr "type" "move,pcload,move,load,move,store,store,move,load,move,pcload,move,move")
(set_attr "length" "8,*,*,*,*,*,*,*,*,*,*,*,*")])
(define_expand "movsi"
@ -1574,7 +1574,7 @@
sts %1,%0
lds %1,%0
fake %1,%0"
[(set_attr "type" "pcload,move,load,move,store,move,move,move")])
[(set_attr "type" "pcload,move,load,move,store,move,move,pcload")])
(define_expand "movhi"
[(set (match_operand:HI 0 "general_movdst_operand" "")
@ -1585,13 +1585,13 @@
;; ??? This should be a define expand.
(define_insn ""
[(set (match_operand:DI 0 "general_movdst_operand" "=r,r,r,m,r,r")
(match_operand:DI 1 "general_movsrc_operand" "Q,r,m,r,i,x"))]
[(set (match_operand:DI 0 "general_movdst_operand" "=r,r,r,m,r,r,r")
(match_operand:DI 1 "general_movsrc_operand" "Q,r,m,r,I,i,x"))]
"arith_reg_operand (operands[0], DImode)
|| arith_reg_operand (operands[1], DImode)"
"* return output_movedouble (insn, operands, DImode);"
[(set_attr "length" "4")
(set_attr "type" "pcload,move,load,store,move,move")])
(set_attr "type" "pcload,move,load,store,move,pcload,move")])
;; If the output is a register and the input is memory or a register, we have
;; to be careful and see which word needs to be loaded first.
@ -1819,6 +1819,8 @@
{
if (REGNO (operands[0]) >= FIRST_FP_REG && REGNO (operands[0]) <= LAST_FP_REG)
{
if (GET_CODE (operands[1]) != MEM)
FAIL;
emit_insn (gen_mova (XEXP (operands[1], 0)));
XEXP (operands[1], 0) = gen_rtx (REG, Pmode, 0);
}