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pa.md (movccfp): New expander.

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PR/8705
	* pa.md (movccfp): New expander.
	(setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
	Reverse fcmp conditions.

From-SVN: r65858
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John David Anglin 2003-04-20 17:18:03 +00:00 committed by John David Anglin
parent 5e77a35767
commit 8c7d377fa2
2 changed files with 26 additions and 5 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2003-04-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR/8705
* pa.md (movccfp): New expander.
(setccfp0, setccfp1): Rename to movccfp0 and movccfp1, respectively.
Reverse fcmp conditions.
2003-04-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
* config/avr/avr.md (*cmpqi_sign_extend): Handle negative values

24
gcc/config/pa/pa.md
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@ -625,23 +625,37 @@
[(set_attr "length" "4")
(set_attr "type" "fpcc")])
;; The following two patterns are optimization placeholders. In almost
;; Provide a means to emit the movccfp0 and movccfp1 optimization
;; placeholders. This is necessary in rare situations when a
;; placeholder is re-emitted (see PR 8705).
(define_expand "movccfp"
[(set (reg:CCFP 0)
(match_operand 0 "const_int_operand" ""))]
"! TARGET_SOFT_FLOAT"
"
{
if ((unsigned HOST_WIDE_INT) INTVAL (operands[0]) > 1)
FAIL;
}")
;; The following patterns are optimization placeholders. In almost
;; all cases, the user of the condition code will be simplified and the
;; original condition code setting insn should be eliminated.
(define_insn "*setccfp0"
(define_insn "*movccfp0"
[(set (reg:CCFP 0)
(const_int 0))]
"! TARGET_SOFT_FLOAT"
"fcmp,dbl,!= %%fr0,%%fr0"
"fcmp,dbl,= %%fr0,%%fr0"
[(set_attr "length" "4")
(set_attr "type" "fpcc")])
(define_insn "*setccfp1"
(define_insn "*movccfp1"
[(set (reg:CCFP 0)
(const_int 1))]
"! TARGET_SOFT_FLOAT"
"fcmp,dbl,= %%fr0,%%fr0"
"fcmp,dbl,!= %%fr0,%%fr0"
[(set_attr "length" "4")
(set_attr "type" "fpcc")])