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i386.md (extend?f?f): Split to expander and pattern, refuse two memory operands in patterns.

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* i386.md (extend?f?f): Split to expander and pattern, refuse two
	memory operands in patterns.
	(fop*): Refuse two memory operands.

From-SVN: r30593
This commit is contained in:
Jan Hubicka 1999-11-19 21:27:08 +01:00 committed by Jan Hubicka
parent c37d59c3e7
commit f97d9ec377
2 changed files with 49 additions and 9 deletions
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4
gcc/ChangeLog
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@ -1,5 +1,9 @@
Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
* i386.md (extend?f?f): Split to expander and pattern, refuse two
memory operands in patterns.
(fop*): Refuse two memory operands.
* i386.md (ashrsi3_31): Allow cltd when optimizing for size even
on !TARGET_USE_CLTD CPUs.

54
gcc/config/i386/i386.md
View File

@ -2419,10 +2419,21 @@
[(set (reg:SI 7) (plus:SI (reg:SI 7) (const_int -12)))
(set (mem:DF (reg:SI 7)) (float_extend:XF (match_dup 1)))])
(define_insn "extendsfdf2"
(define_expand "extendsfdf2"
[(set (match_operand:DF 0 "nonimmediate_operand" "")
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "")))]
"TARGET_80387"
"
{
if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM)
operands[0] = force_reg (DFmode, operands[0]);
}")
(define_insn "*extendsfdf2_1"
[(set (match_operand:DF 0 "nonimmediate_operand" "=f,m")
(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fm,f")))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
"*
{
switch (which_alternative)
@ -2449,10 +2460,21 @@
}"
[(set_attr "type" "fmov")])
(define_insn "extendsfxf2"
(define_expand "extendsfxf2"
[(set (match_operand:XF 0 "nonimmediate_operand" "")
(float_extend:XF (match_operand:SF 1 "nonimmediate_operand" "")))]
"TARGET_80387"
"
{
if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM)
operands[0] = force_reg (XFmode, operands[0]);
}")
(define_insn "*extendsfxf2_1"
[(set (match_operand:XF 0 "nonimmediate_operand" "=f,m")
(float_extend:XF (match_operand:SF 1 "nonimmediate_operand" "fm,f")))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
"*
{
switch (which_alternative)
@ -2480,10 +2502,21 @@
}"
[(set_attr "type" "fmov")])
(define_insn "extenddfxf2"
(define_expand "extenddfxf2"
[(set (match_operand:XF 0 "nonimmediate_operand" "")
(float_extend:XF (match_operand:DF 1 "nonimmediate_operand" "")))]
"TARGET_80387"
"
{
if (GET_CODE (operands[0]) == MEM && GET_CODE (operands[1]) == MEM)
operands[0] = force_reg (XFmode, operands[0]);
}")
(define_insn "*extenddfxf2_1"
[(set (match_operand:XF 0 "nonimmediate_operand" "=f,m")
(float_extend:XF (match_operand:DF 1 "nonimmediate_operand" "fm,f")))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[0]) != MEM || GET_CODE (operands[1]) != MEM)"
"*
{
switch (which_alternative)
@ -6826,7 +6859,8 @@
(match_operator:SF 3 "binary_fp_operator"
[(match_operand:SF 1 "nonimmediate_operand" "0,fm")
(match_operand:SF 2 "nonimmediate_operand" "fm,0")]))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[1]) != MEM || GET_CODE (operands[2]) != MEM)"
"* return output_387_binary_op (insn, operands);"
[(set (attr "type")
(cond [(match_operand:SF 3 "mult_operator" "")
@ -6875,7 +6909,8 @@
(match_operator:DF 3 "binary_fp_operator"
[(match_operand:DF 1 "nonimmediate_operand" "0,fm")
(match_operand:DF 2 "nonimmediate_operand" "fm,0")]))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[1]) != MEM || GET_CODE (operands[2]) != MEM)"
"* return output_387_binary_op (insn, operands);"
[(set (attr "type")
(cond [(match_operand:DF 3 "mult_operator" "")
@ -6924,7 +6959,8 @@
(match_operator:DF 3 "binary_fp_operator"
[(float_extend:DF (match_operand:SF 1 "nonimmediate_operand" "fm,0"))
(match_operand:DF 2 "register_operand" "0,f")]))]
"TARGET_80387"
"TARGET_80387
&& (GET_CODE (operands[1]) != MEM || GET_CODE (operands[2]) != MEM)"
"* return output_387_binary_op (insn, operands);"
[(set (attr "type")
(cond [(match_operand:DF 3 "mult_operator" "")