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;; ----------------------------------------------------------------------
;; DIVIDE/MOD INSTRUCTIONS
;; ----------------------------------------------------------------------
(define_insn_and_split "udiv<mode>3"
[(set (match_operand:HSI 0 "register_operand" "=r")
(udiv:HSI (match_operand:HSI 1 "register_operand" "0")
(match_operand:HSI 2 "reg_or_nibble_operand" "r IP4>X")))]
"TARGET_H8300SX"
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (udiv:HSI (match_dup 1) (match_dup 2)))
(clobber (reg:CC CC_REG))])])
(define_insn "udiv<mode>3_clobber_flags"
[(set (match_operand:HSI 0 "register_operand" "=r")
(udiv:HSI (match_operand:HSI 1 "register_operand" "0")
(match_operand:HSI 2 "reg_or_nibble_operand" "r IP4>X")))
(clobber (reg:CC CC_REG))]
"TARGET_H8300SX"
{ return <MODE>mode == HImode ? "divu.w\\t%T2,%T0" : "divu.l\\t%S2,%S0"; }
[(set_attr "length" "4")])
(define_insn_and_split "div<mode>3"
[(set (match_operand:HSI 0 "register_operand" "=r")
(div:HSI (match_operand:HSI 1 "register_operand" "0")
(match_operand:HSI 2 "reg_or_nibble_operand" "r IP4>X")))]
"TARGET_H8300SX"
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (div:HSI (match_dup 1) (match_dup 2)))
(clobber (reg:CC CC_REG))])])
(define_insn "div<mode>3_clobber_flags"
[(set (match_operand:HSI 0 "register_operand" "=r")
(div:HSI (match_operand:HSI 1 "register_operand" "0")
(match_operand:HSI 2 "reg_or_nibble_operand" "r IP4>X")))
(clobber (reg:CC CC_REG))]
"TARGET_H8300SX"
{ return <MODE>mode == HImode ? "divs.w\\t%T2,%T0" : "divs.l\\t%S2,%S0"; }
[(set_attr "length" "4")])
(define_insn_and_split "udivmodqi4"
[(set (match_operand:QI 0 "register_operand" "=r")
(truncate:QI
(udiv:HI
(match_operand:HI 1 "register_operand" "0")
(zero_extend:HI (match_operand:QI 2 "register_operand" "r")))))
(set (match_operand:QI 3 "register_operand" "=r")
(truncate:QI
(umod:HI
(match_dup 1)
(zero_extend:HI (match_dup 2)))))]
""
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (truncate:QI
(udiv:HI (match_dup 1)
(zero_extend:HI (match_dup 2)))))
(set (match_dup 3) (truncate:QI
(umod:HI (match_dup 1)
(zero_extend:HI (match_dup 2)))))
(clobber (reg:CC CC_REG))])])
(define_insn "udivmodqi4_clobber_flags"
[(set (match_operand:QI 0 "register_operand" "=r")
(truncate:QI
(udiv:HI
(match_operand:HI 1 "register_operand" "0")
(zero_extend:HI (match_operand:QI 2 "register_operand" "r")))))
(set (match_operand:QI 3 "register_operand" "=r")
(truncate:QI
(umod:HI
(match_dup 1)
(zero_extend:HI (match_dup 2)))))
(clobber (reg:CC CC_REG))]
""
{
if (find_reg_note (insn, REG_UNUSED, operands[3]))
return "divxu.b\\t%X2,%T0";
else
return "divxu.b\\t%X2,%T0\;mov.b\\t%t0,%s3";
}
[(set_attr "length" "4")])
(define_insn_and_split "divmodqi4"
[(set (match_operand:QI 0 "register_operand" "=r")
(truncate:QI
(div:HI
(match_operand:HI 1 "register_operand" "0")
(sign_extend:HI (match_operand:QI 2 "register_operand" "r")))))
(set (match_operand:QI 3 "register_operand" "=r")
(truncate:QI
(mod:HI
(match_dup 1)
(sign_extend:HI (match_dup 2)))))]
""
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (truncate:QI
(div:HI (match_dup 1)
(sign_extend:HI (match_dup 2)))))
(set (match_dup 3) (truncate:QI
(mod:HI (match_dup 1)
(sign_extend:HI (match_dup 2)))))
(clobber (reg:CC CC_REG))])])
(define_insn "divmodqi4_clobber_flags"
[(set (match_operand:QI 0 "register_operand" "=r")
(truncate:QI
(div:HI
(match_operand:HI 1 "register_operand" "0")
(sign_extend:HI (match_operand:QI 2 "register_operand" "r")))))
(set (match_operand:QI 3 "register_operand" "=r")
(truncate:QI
(mod:HI
(match_dup 1)
(sign_extend:HI (match_dup 2)))))
(clobber (reg:CC CC_REG))]
""
{
if (find_reg_note (insn, REG_UNUSED, operands[3]))
return "divxs.b\\t%X2,%T0";
else
return "divxs.b\\t%X2,%T0\;mov.b\\t%t0,%s3";
}
[(set_attr "length" "6")])
(define_insn_and_split "udivmodhi4"
[(set (match_operand:HI 0 "register_operand" "=r")
(truncate:HI
(udiv:SI
(match_operand:SI 1 "register_operand" "0")
(zero_extend:SI (match_operand:HI 2 "register_operand" "r")))))
(set (match_operand:HI 3 "register_operand" "=r")
(truncate:HI
(umod:SI
(match_dup 1)
(zero_extend:SI (match_dup 2)))))]
""
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (truncate:HI
(udiv:SI (match_dup 1)
(zero_extend:SI (match_dup 2)))))
(set (match_dup 3) (truncate:HI
(umod:SI (match_dup 1)
(zero_extend:SI (match_dup 2)))))
(clobber (reg:CC CC_REG))])])
(define_insn "udivmodhi4_clobber_flags"
[(set (match_operand:HI 0 "register_operand" "=r")
(truncate:HI
(udiv:SI
(match_operand:SI 1 "register_operand" "0")
(zero_extend:SI (match_operand:HI 2 "register_operand" "r")))))
(set (match_operand:HI 3 "register_operand" "=r")
(truncate:HI
(umod:SI
(match_dup 1)
(zero_extend:SI (match_dup 2)))))
(clobber (reg:CC CC_REG))]
""
{
if (find_reg_note (insn, REG_UNUSED, operands[3]))
return "divxu.w\\t%T2,%S0";
else
return "divxu.w\\t%T2,%S0\;mov.w\\t%e0,%f3";
}
[(set_attr "length" "4")])
(define_insn_and_split "divmodhi4"
[(set (match_operand:HI 0 "register_operand" "=r")
(truncate:HI
(div:SI
(match_operand:SI 1 "register_operand" "0")
(sign_extend:SI (match_operand:HI 2 "register_operand" "r")))))
(set (match_operand:HI 3 "register_operand" "=r")
(truncate:HI
(mod:SI
(match_dup 1)
(sign_extend:SI (match_dup 2)))))]
""
"#"
"&& reload_completed"
[(parallel [(set (match_dup 0) (truncate:HI
(div:SI (match_dup 1)
(sign_extend:SI (match_dup 2)))))
(set (match_dup 3) (truncate:HI
(mod:SI (match_dup 1)
(sign_extend:SI (match_dup 2)))))
(clobber (reg:CC CC_REG))])])
(define_insn "divmodhi4_clobber_flags"
[(set (match_operand:HI 0 "register_operand" "=r")
(truncate:HI
(div:SI
(match_operand:SI 1 "register_operand" "0")
(sign_extend:SI (match_operand:HI 2 "register_operand" "r")))))
(set (match_operand:HI 3 "register_operand" "=r")
(truncate:HI
(mod:SI
(match_dup 1)
(sign_extend:SI (match_dup 2)))))
(clobber (reg:CC CC_REG))]
""
{
if (find_reg_note (insn, REG_UNUSED, operands[3]))
return "divxs.w\\t%T2,%S0";
else
return "divxs.w\\t%T2,%S0\;mov.w\\t%e0,%f3";
}
[(set_attr "length" "6")])
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