(const_int 8)
(const_int 12)))))])
+;; The next several patterns (parallel_addb, parallel_movb, fmpyadd and
+;; fmpysub aren't currently used by the FSF sources, but will be soon.
+;;
+;; They're in the FSF tree for documentation and to make Cygnus<->FSF
+;; merging easier.
+(define_insn ""
+ [(set (pc) (label_ref (match_operand 3 "" "" )))
+ (set (match_operand:SI 0 "register_operand" "=r")
+ (plus:SI (match_operand:SI 1 "register_operand" "r")
+ (match_operand:SI 2 "ireg_or_int5_operand" "rL")))]
+ "reload_completed && operands[0] == operands[1] || operands[0] == operands[2]"
+ "*
+{
+ return output_parallel_addb (operands, get_attr_length (insn));
+}"
+ [(set_attr "type" "parallel_branch")
+ (set (attr "length")
+ (if_then_else (lt (abs (minus (match_dup 3) (plus (pc) (const_int 8))))
+ (const_int 8184))
+ (const_int 4)
+ (const_int 8)))])
+
+(define_insn ""
+ [(set (pc) (label_ref (match_operand 2 "" "" )))
+ (set (match_operand:SF 0 "register_operand" "=r")
+ (match_operand:SF 1 "ireg_or_int5_operand" "rL"))]
+ "reload_completed"
+ "*
+{
+ return output_parallel_movb (operands, get_attr_length (insn));
+}"
+ [(set_attr "type" "parallel_branch")
+ (set (attr "length")
+ (if_then_else (lt (abs (minus (match_dup 2) (plus (pc) (const_int 8))))
+ (const_int 8184))
+ (const_int 4)
+ (const_int 8)))])
+
+(define_insn ""
+ [(set (pc) (label_ref (match_operand 2 "" "" )))
+ (set (match_operand:SI 0 "register_operand" "=r")
+ (match_operand:SI 1 "ireg_or_int5_operand" "rL"))]
+ "reload_completed"
+ "*
+{
+ return output_parallel_movb (operands, get_attr_length (insn));
+}"
+ [(set_attr "type" "parallel_branch")
+ (set (attr "length")
+ (if_then_else (lt (abs (minus (match_dup 2) (plus (pc) (const_int 8))))
+ (const_int 8184))
+ (const_int 4)
+ (const_int 8)))])
+
+(define_insn ""
+ [(set (pc) (label_ref (match_operand 2 "" "" )))
+ (set (match_operand:HI 0 "register_operand" "=r")
+ (match_operand:HI 1 "ireg_or_int5_operand" "rL"))]
+ "reload_completed"
+ "*
+{
+ return output_parallel_movb (operands, get_attr_length (insn));
+}"
+ [(set_attr "type" "parallel_branch")
+ (set (attr "length")
+ (if_then_else (lt (abs (minus (match_dup 2) (plus (pc) (const_int 8))))
+ (const_int 8184))
+ (const_int 4)
+ (const_int 8)))])
+
+(define_insn ""
+ [(set (pc) (label_ref (match_operand 2 "" "" )))
+ (set (match_operand:QI 0 "register_operand" "=r")
+ (match_operand:QI 1 "ireg_or_int5_operand" "rL"))]
+ "reload_completed"
+ "*
+{
+ return output_parallel_movb (operands, get_attr_length (insn));
+}"
+ [(set_attr "type" "parallel_branch")
+ (set (attr "length")
+ (if_then_else (lt (abs (minus (match_dup 2) (plus (pc) (const_int 8))))
+ (const_int 8184))
+ (const_int 4)
+ (const_int 8)))])
+
+;; These insns will replace fmpyadd and fmpysub peepholes when the
+;; independent insn combination code is installed at the FSF. Until
+;; then these patterns aren't used by the FSF compiler and are only
+;; here for documentation purposes.
+(define_insn ""
+ [(set (match_operand 0 "register_operand" "=f")
+ (mult (match_operand 1 "register_operand" "f")
+ (match_operand 2 "register_operand" "f")))
+ (set (match_operand 3 "register_operand" "+f")
+ (plus (match_operand 4 "register_operand" "f")
+ (match_operand 5 "register_operand" "f")))]
+ "TARGET_SNAKE && ! TARGET_SOFT_FLOAT
+ && reload_completed && fmpyaddoperands (operands)"
+ "*
+{
+ if (GET_MODE (operands[0]) == DFmode)
+ {
+ if (rtx_equal_p (operands[3], operands[5]))
+ return \"fmpyadd,dbl %1,%2,%0,%4,%3\";
+ else
+ return \"fmpyadd,dbl %1,%2,%0,%5,%3\";
+ }
+ else
+ {
+ if (rtx_equal_p (operands[3], operands[5]))
+ return \"fmpyadd,sgl %1,%2,%0,%4,%3\";
+ else
+ return \"fmpyadd,sgl %1,%2,%0,%5,%3\";
+ }
+}"
+ [(set_attr "type" "fpalu")
+ (set_attr "length" "4")])
+
+(define_insn ""
+ [(set (match_operand 0 "register_operand" "=f")
+ (mult (match_operand 1 "register_operand" "f")
+ (match_operand 2 "register_operand" "f")))
+ (set (match_operand 3 "register_operand" "+f")
+ (minus (match_operand 4 "register_operand" "f")
+ (match_operand 5 "register_operand" "f")))]
+ "TARGET_SNAKE && ! TARGET_SOFT_FLOAT
+ && reload_completed && fmpysuboperands (operands)"
+ "*
+{
+ if (GET_MODE (operands[0]) == DFmode)
+ return \"fmpysub,dbl %1,%2,%0,%5,%3\";
+ else
+ return \"fmpysub,sgl %1,%2,%0,%5,%3\";
+}"
+ [(set_attr "type" "fpalu")
+ (set_attr "length" "4")])
+
;; The next four peepholes take advantage of the new 5 operand
;; fmpy{add,sub} instructions available on 1.1 CPUS. Basically
;; fmpyadd performs a multiply and add/sub of independent operands