Net2/usr/src/usr.bin/gcc/cc1/config/convex.md
;;- Machine description for GNU compiler
;;- Convex Version
;; Copyright (C) 1989 Free Software Foundation, Inc.
;; This file is part of GNU CC.
;; GNU CC is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation; either version 1, or (at your option)
;; any later version.
;; GNU CC is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with GNU CC; see the file COPYING. If not, write to
;; the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
;;- Instruction patterns. When multiple patterns apply,
;;- the first one in the file is chosen.
;;-
;;- See file "rtl.def" for documentation on define_insn, match_*, et. al.
;;-
;;- cpp macro #define NOTICE_UPDATE_CC in file tm.h handles condition code
;;- updates for most instructions.
;; Put tstsi first among test insns so it matches a CONST_INT operand.
(define_insn "tstsi"
[(set (cc0)
(match_operand:SI 0 "register_operand" "r"))]
""
"* return set_cmp (operands[0], const0_rtx, 'w');")
(define_insn "tsthi"
[(set (cc0)
(match_operand:HI 0 "register_operand" "r"))]
""
"* return set_cmp (operands[0], const0_rtx, 'h');")
(define_expand "tstqi"
[(set (match_dup 1)
(sign_extend:SI (match_operand:QI 0 "register_operand" "r")))
(set (cc0)
(match_dup 1))]
""
"operands[1] = gen_reg_rtx (SImode);")
(define_insn "tstdi"
[(set (cc0)
(match_operand:DI 0 "register_operand" "d"))
(clobber (reg:DI 1))]
""
"*
{
output_asm_insn (\"ld.l #0,s1\");
return set_cmp (operands[0], gen_rtx (REG, DImode, 1), 'l');
}")
(define_expand "tstdf"
[(set (cc0)
(compare (match_operand:DF 0 "register_operand" "d")
(match_dup 1)))]
""
"operands[1] = force_reg (DFmode, dconst0_rtx);")
(define_insn "tstsf"
[(set (cc0)
(match_operand:SF 0 "register_operand" "d"))]
""
"* return set_cmp (operands[0], fconst0_rtx, 's');")
;; Put cmpsi first among compare insns so it matches two CONST_INT operands.
(define_insn "cmpsi"
[(set (cc0)
(compare (match_operand:SI 0 "nonmemory_operand" "d,a,i,r")
(match_operand:SI 1 "nonmemory_operand" "d,a,r,i")))]
""
"* return set_cmp (operands[0], operands[1], 'w');")
(define_insn "cmphi"
[(set (cc0)
(compare (match_operand:HI 0 "nonmemory_operand" "d,a,r,i")
(match_operand:HI 1 "nonmemory_operand" "d,a,i,r")))]
""
"* return set_cmp (operands[0], operands[1], 'h');")
(define_insn ""
[(set (cc0)
(compare (sign_extend:SI (match_operand:QI 0 "register_operand" "d"))
(sign_extend:SI (match_operand:QI 1 "register_operand" "d"))))]
""
"* return set_cmp (operands[0], operands[1], 'b');")
(define_insn "cmpdi"
[(set (cc0)
(compare (match_operand:DI 0 "register_operand" "d")
(match_operand:DI 1 "register_operand" "d")))]
""
"* return set_cmp (operands[0], operands[1], 'l');")
(define_insn "cmpdf"
[(set (cc0)
(compare (match_operand:DF 0 "register_operand" "d")
(match_operand:DF 1 "register_operand" "d")))]
""
"* return set_cmp (operands[0], operands[1], 'd');")
(define_insn "cmpsf"
[(set (cc0)
(compare (match_operand:SF 0 "nonmemory_operand" "dF,d")
(match_operand:SF 1 "nonmemory_operand" "d,F")))]
""
"* return set_cmp (operands[0], operands[1], 's');")
(define_insn "movdf"
[(set (match_operand:DF 0 "general_operand" "=g,d")
(match_operand:DF 1 "general_operand" "d,gG"))]
""
"*
{
if (push_operand (operands[0], DFmode))
return \"psh.l %1\";
else if (GET_CODE (operands[0]) == MEM)
return \"st.l %1,%0\";
else if (GET_CODE (operands[1]) == REG)
return \"mov %1,%0\";
else if (GET_CODE (operands[1]) == CONST_DOUBLE && LD_D_P (operands[1]))
{
operands[1] = gen_rtx (CONST_INT, VOIDmode,
const_double_high_int (operands[1]));
return \"ld.d %1,%0\";
}
else
return \"ld.l %1,%0\";
}")
(define_insn "movsf"
[(set (match_operand:SF 0 "general_operand" "=g,d")
(match_operand:SF 1 "general_operand" "d,gF"))]
""
"*
{
if (push_operand (operands[0], SFmode))
return \"psh.w %1\";
else if (GET_CODE (operands[0]) == MEM)
return \"st.s %1,%0\";
else if (GET_CODE (operands[1]) == REG)
return \"mov.s %1,%0\";
else
return \"ld.s %1,%0\";
}")
(define_insn "movdi"
[(set (match_operand:DI 0 "general_operand" "=g,d")
(match_operand:DI 1 "general_operand" "d,gG"))]
""
"*
{
if (push_operand (operands[0], DImode))
return \"psh.l %1\";
else if (GET_CODE (operands[0]) == MEM)
return \"st.l %1,%0\";
else if (GET_CODE (operands[1]) == REG)
return \"mov %1,%0\";
else if (GET_CODE (operands[1]) == CONST_DOUBLE && LD_D_P (operands[1]))
{
operands[1] = gen_rtx (CONST_INT, VOIDmode,
const_double_high_int (operands[1]));
return \"ld.d %1,%0\";
}
else
return \"ld.l %1,%0\";
}")
;; Special case of movsi, needed to express A-reg preference.
(define_insn ""
[(set (match_operand:SI 0 "push_operand" "=<")
(plus:SI (match_operand:SI 1 "register_operand" "a")
(match_operand:SI 2 "immediate_operand" "i")))]
"operands[1] != stack_pointer_rtx"
"pshea %a2(%1)")
(define_insn "movsi"
[(set (match_operand:SI 0 "general_operand" "=g,r,<")
(match_operand:SI 1 "general_operand" "r,g,io"))]
""
"*
{
if (push_operand (operands[0], SImode))
{
if (GET_CODE (operands[1]) == REG)
return \"psh.w %1\";
else
return \"pshea %a1\";
}
if (GET_CODE (operands[0]) == MEM)
return \"st.w %1,%0\";
if (GET_CODE (operands[1]) != REG)
return \"ld.w %1,%0\";
if (S_REG_P (operands[0]) && S_REG_P (operands[1]))
return \"mov.w %1,%0\";
return \"mov %1,%0\";
}")
(define_insn "movhi"
[(set (match_operand:HI 0 "general_operand" "=g,r")
(match_operand:HI 1 "general_operand" "r,g"))]
""
"*
{
if (push_operand (operands[0], HImode))
abort ();
else if (GET_CODE (operands[0]) == MEM)
return \"st.h %1,%0\";
else if (GET_CODE (operands[1]) == REG)
{
if (S_REG_P (operands[0]) && S_REG_P (operands[1]))
return \"mov.w %1,%0\";
else
return \"mov %1,%0\";
}
else if (GET_CODE (operands[1]) == CONST_INT)
return \"ld.w %1,%0\";
else
return \"ld.h %1,%0\";
}")
(define_insn "movqi"
[(set (match_operand:QI 0 "general_operand" "=g,r")
(match_operand:QI 1 "general_operand" "r,g"))]
""
"*
{
if (push_operand (operands[0], QImode))
abort ();
else if (GET_CODE (operands[0]) == MEM)
return \"st.b %1,%0\";
else if (GET_CODE (operands[1]) == REG)
{
if (S_REG_P (operands[0]) && S_REG_P (operands[1]))
return \"mov.w %1,%0\";
else
return \"mov %1,%0\";
}
else if (GET_CODE (operands[1]) == CONST_INT)
return \"ld.w %1,%0\";
else
return \"ld.b %1,%0\";
}")
;; Extension and truncation insns.
;; Those for integer source operand
;; are ordered widest source type first.
(define_insn "truncsiqi2"
[(set (match_operand:QI 0 "register_operand" "=d,a")
(truncate:QI (match_operand:SI 1 "register_operand" "d,a")))]
""
"cvtw.b %1,%0")
(define_insn "truncsihi2"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(truncate:HI (match_operand:SI 1 "register_operand" "d,a")))]
""
"cvtw.h %1,%0")
(define_insn "trunchiqi2"
[(set (match_operand:QI 0 "register_operand" "=r")
(truncate:QI (match_operand:HI 1 "register_operand" "0")))]
""
"")
(define_insn "truncdisi2"
[(set (match_operand:SI 0 "register_operand" "=d")
(truncate:SI (match_operand:DI 1 "register_operand" "d")))]
""
"cvtl.w %1,%0")
(define_insn "extendsidi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(sign_extend:DI (match_operand:SI 1 "register_operand" "d")))]
""
"cvtw.l %1,%0")
(define_insn "extendhisi2"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(sign_extend:SI (match_operand:HI 1 "register_operand" "d,a")))]
""
"cvth.w %1,%0")
(define_insn "extendqihi2"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(sign_extend:HI (match_operand:QI 1 "register_operand" "d,a")))]
""
"cvtb.w %1,%0")
(define_insn "extendqisi2"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(sign_extend:SI (match_operand:QI 1 "register_operand" "d,a")))]
""
"cvtb.w %1,%0")
(define_insn "extendsfdf2"
[(set (match_operand:DF 0 "register_operand" "=d")
(float_extend:DF (match_operand:SF 1 "register_operand" "d")))]
""
"cvts.d %1,%0")
(define_insn "truncdfsf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(float_truncate:SF (match_operand:DF 1 "register_operand" "d")))]
""
"cvtd.s %1,%0")
(define_insn "zero_extendhisi2"
[(set (match_operand:SI 0 "register_operand" "=r")
(zero_extend:SI (match_operand:HI 1 "register_operand" "0")))]
""
"and #0xffff,%0")
(define_insn "zero_extendqihi2"
[(set (match_operand:HI 0 "register_operand" "=r")
(zero_extend:HI (match_operand:QI 1 "register_operand" "0")))]
""
"and #0xff,%0")
(define_insn "zero_extendqisi2"
[(set (match_operand:SI 0 "register_operand" "=r")
(zero_extend:SI (match_operand:QI 1 "register_operand" "0")))]
""
"and #0xff,%0")
(define_insn "zero_extendsidi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(zero_extend:DI (match_operand:SI 1 "register_operand" "0")))]
""
"ld.u #0,%0")
;; Fix-to-float conversion insns.
;; Note that the ones that start with SImode come first.
;; That is so that an operand that is a CONST_INT
;; (and therefore lacks a specific machine mode).
;; will be recognized as SImode (which is always valid)
;; rather than as QImode or HImode.
(define_insn "floatsisf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(float:SF (match_operand:SI 1 "register_operand" "d")))]
""
"cvtw.s %1,%0")
(define_insn "floatdisf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(float:SF (match_operand:DI 1 "register_operand" "d")))]
""
"cvtl.s %1,%0")
(define_insn "floatsidf2"
[(set (match_operand:DF 0 "register_operand" "=d")
(float:DF (match_operand:SI 1 "register_operand" "d")))]
"TARGET_C2"
"cvtw.d %1,%0")
(define_insn "floatdidf2"
[(set (match_operand:DF 0 "register_operand" "=d")
(float:DF (match_operand:DI 1 "register_operand" "d")))]
""
"cvtl.d %1,%0")
;; Float-to-fix conversion insns.
(define_insn "fix_truncsfsi2"
[(set (match_operand:SI 0 "register_operand" "=d")
(fix:SI (fix:SF (match_operand:SF 1 "register_operand" "d"))))]
""
"cvts.w %1,%0")
(define_insn "fix_truncsfdi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(fix:DI (fix:SF (match_operand:SF 1 "register_operand" "d"))))]
""
"cvts.l %1,%0")
(define_insn "fix_truncdfsi2"
[(set (match_operand:SI 0 "register_operand" "=d")
(fix:SI (fix:DF (match_operand:DF 1 "register_operand" "d"))))]
""
"*
{
if (TARGET_C2)
return \"cvtd.w %1,%0\";
return \"cvtd.l %1,%0\";
}")
(define_insn "fix_truncdfdi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(fix:DI (fix:DF (match_operand:DF 1 "register_operand" "d"))))]
""
"cvtd.l %1,%0")
;;- All kinds of add instructions.
(define_insn "adddf3"
[(set (match_operand:DF 0 "register_operand" "=d")
(plus:DF (match_operand:DF 1 "register_operand" "%0")
(match_operand:DF 2 "register_operand" "d")))]
""
"add.d %2,%0")
(define_insn "addsf3"
[(set (match_operand:SF 0 "register_operand" "=d")
(plus:SF (match_operand:SF 1 "register_operand" "%0")
(match_operand:SF 2 "nonmemory_operand" "dF")))]
""
"add.s %2,%0")
(define_insn "adddi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(plus:DI (match_operand:DI 1 "register_operand" "%0")
(match_operand:DI 2 "register_operand" "d")))]
""
"add.l %2,%0")
;; special case of addsi3, needed to specify an A reg for the destination
;; when the source is a sum involving FP or AP.
(define_insn ""
[(set (match_operand:SI 0 "register_operand" "=a")
(plus:SI (match_operand:SI 1 "register_operand" "%a")
(match_operand:SI 2 "immediate_operand" "i")))]
"operands[1] == frame_pointer_rtx || operands[1] == arg_pointer_rtx"
"ldea %a2(%1),%0")
(define_insn "addsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a,a")
(plus:SI (match_operand:SI 1 "nonmemory_operand" "%0,0,a")
(match_operand:SI 2 "nonmemory_operand" "di,ri,i")))]
""
"* switch (which_alternative)
{
case 0:
case 1:
return \"add.w %2,%0\";
case 2:
if ((TARGET_C2 || A_REG_P (operands[0]))
&& operands[1] != stack_pointer_rtx)
return \"ldea %a2(%1),%0\";
else
return \"mov %1,%0\;add.w %2,%0\";
}")
(define_insn "addhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(plus:HI (match_operand:HI 1 "register_operand" "%0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"add.h %2,%0")
(define_insn "addqi3"
[(set (match_operand:QI 0 "register_operand" "=d")
(plus:QI (match_operand:QI 1 "register_operand" "%0")
(match_operand:QI 2 "register_operand" "d")))]
""
"add.b %2,%0")
;;- All kinds of subtract instructions.
(define_insn "subdf3"
[(set (match_operand:DF 0 "register_operand" "=d")
(minus:DF (match_operand:DF 1 "register_operand" "0")
(match_operand:DF 2 "register_operand" "d")))]
""
"sub.d %2,%0")
(define_insn "subsf3"
[(set (match_operand:SF 0 "register_operand" "=d")
(minus:SF (match_operand:SF 1 "register_operand" "0")
(match_operand:SF 2 "nonmemory_operand" "dF")))]
""
"sub.s %2,%0")
(define_insn "subdi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(minus:DI (match_operand:DI 1 "register_operand" "0")
(match_operand:DI 2 "register_operand" "d")))]
""
"sub.l %2,%0")
(define_insn "subsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(minus:SI (match_operand:SI 1 "register_operand" "0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"sub.w %2,%0")
(define_insn "subhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(minus:HI (match_operand:HI 1 "register_operand" "0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"sub.h %2,%0")
(define_insn "subqi3"
[(set (match_operand:QI 0 "register_operand" "=d")
(minus:QI (match_operand:QI 1 "register_operand" "0")
(match_operand:QI 2 "register_operand" "d")))]
""
"sub.b %2,%0")
;;- Multiply instructions.
(define_insn "muldf3"
[(set (match_operand:DF 0 "register_operand" "=d")
(mult:DF (match_operand:DF 1 "register_operand" "%0")
(match_operand:DF 2 "register_operand" "d")))]
""
"mul.d %2,%0")
(define_insn "mulsf3"
[(set (match_operand:SF 0 "register_operand" "=d")
(mult:SF (match_operand:SF 1 "register_operand" "%0")
(match_operand:SF 2 "nonmemory_operand" "dF")))]
""
"mul.s %2,%0")
(define_insn "muldi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(mult:DI (match_operand:DI 1 "register_operand" "%0")
(match_operand:DI 2 "register_operand" "d")))]
""
"mul.l %2,%0")
(define_insn "mulsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(mult:SI (match_operand:SI 1 "register_operand" "%0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"mul.w %2,%0")
(define_insn "mulhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(mult:HI (match_operand:HI 1 "register_operand" "%0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"mul.h %2,%0")
(define_insn "mulqi3"
[(set (match_operand:QI 0 "register_operand" "=d")
(mult:QI (match_operand:QI 1 "register_operand" "%0")
(match_operand:QI 2 "register_operand" "d")))]
""
"mul.b %2,%0")
;;- Divide instructions.
(define_insn "divdf3"
[(set (match_operand:DF 0 "register_operand" "=d")
(div:DF (match_operand:DF 1 "register_operand" "0")
(match_operand:DF 2 "register_operand" "d")))]
""
"div.d %2,%0")
(define_insn "divsf3"
[(set (match_operand:SF 0 "register_operand" "=d")
(div:SF (match_operand:SF 1 "register_operand" "0")
(match_operand:SF 2 "nonmemory_operand" "dF")))]
""
"div.s %2,%0")
(define_insn "divdi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(div:DI (match_operand:DI 1 "register_operand" "0")
(match_operand:DI 2 "register_operand" "d")))]
""
"div.l %2,%0")
(define_insn "udivdi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(udiv:DI (match_operand:DI 1 "register_operand" "d")
(match_operand:DI 2 "register_operand" "d")))]
""
"psh.l %2\;psh.l %1\;callq udiv64\;pop.l %0\;add.w #8,sp")
(define_insn "divsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(div:SI (match_operand:SI 1 "register_operand" "0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"div.w %2,%0")
(define_insn "divhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(div:HI (match_operand:HI 1 "register_operand" "0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"div.h %2,%0")
(define_insn "divqi3"
[(set (match_operand:QI 0 "register_operand" "=d")
(div:QI (match_operand:QI 1 "register_operand" "0")
(match_operand:QI 2 "register_operand" "d")))]
""
"div.b %2,%0")
;; - and, or, xor
(define_insn "anddi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(and:DI (match_operand:DI 1 "register_operand" "%0")
(match_operand:DI 2 "register_operand" "d")))]
""
"and %2,%0")
(define_insn "andsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(and:SI (match_operand:SI 1 "register_operand" "%0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"and %2,%0")
(define_insn "andhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(and:HI (match_operand:HI 1 "register_operand" "%0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"and %2,%0")
(define_insn "andqi3"
[(set (match_operand:QI 0 "register_operand" "=d,a")
(and:QI (match_operand:QI 1 "register_operand" "%0,0")
(match_operand:QI 2 "nonmemory_operand" "di,ai")))]
""
"and %2,%0")
;;- Bit set instructions.
(define_insn "iordi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(ior:DI (match_operand:DI 1 "register_operand" "%0")
(match_operand:DI 2 "register_operand" "d")))]
""
"or %2,%0")
(define_insn "iorsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(ior:SI (match_operand:SI 1 "register_operand" "%0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"or %2,%0")
(define_insn "iorhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(ior:HI (match_operand:HI 1 "register_operand" "%0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"or %2,%0")
(define_insn "iorqi3"
[(set (match_operand:QI 0 "register_operand" "=d,a")
(ior:QI (match_operand:QI 1 "register_operand" "%0,0")
(match_operand:QI 2 "nonmemory_operand" "di,ai")))]
""
"or %2,%0")
;;- xor instructions.
(define_insn "xordi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(xor:DI (match_operand:DI 1 "register_operand" "%0")
(match_operand:DI 2 "register_operand" "d")))]
""
"xor %2,%0")
(define_insn "xorsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(xor:SI (match_operand:SI 1 "register_operand" "%0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"xor %2,%0")
(define_insn "xorhi3"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(xor:HI (match_operand:HI 1 "register_operand" "%0,0")
(match_operand:HI 2 "nonmemory_operand" "di,ai")))]
""
"xor %2,%0")
(define_insn "xorqi3"
[(set (match_operand:QI 0 "register_operand" "=d,a")
(xor:QI (match_operand:QI 1 "register_operand" "%0,0")
(match_operand:QI 2 "nonmemory_operand" "di,ai")))]
""
"xor %2,%0")
(define_insn "negdf2"
[(set (match_operand:DF 0 "register_operand" "=d")
(neg:DF (match_operand:DF 1 "register_operand" "d")))]
""
"neg.d %1,%0")
(define_insn "negsf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(neg:SF (match_operand:SF 1 "register_operand" "d")))]
""
"neg.s %1,%0")
(define_insn "negdi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(neg:DI (match_operand:DI 1 "register_operand" "d")))]
""
"neg.l %1,%0")
(define_insn "negsi2"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(neg:SI (match_operand:SI 1 "register_operand" "d,a")))]
""
"neg.w %1,%0")
(define_insn "neghi2"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(neg:HI (match_operand:HI 1 "register_operand" "d,a")))]
""
"neg.h %1,%0")
(define_insn "negqi2"
[(set (match_operand:QI 0 "register_operand" "=d")
(neg:QI (match_operand:QI 1 "register_operand" "d")))]
""
"neg.b %1,%0")
(define_insn "one_cmpldi2"
[(set (match_operand:DI 0 "register_operand" "=d")
(not:DI (match_operand:DI 1 "register_operand" "d")))]
""
"not %1,%0")
(define_insn "one_cmplsi2"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(not:SI (match_operand:SI 1 "register_operand" "d,a")))]
""
"not %1,%0")
(define_insn "one_cmplhi2"
[(set (match_operand:HI 0 "register_operand" "=d,a")
(not:HI (match_operand:HI 1 "register_operand" "d,a")))]
""
"not %1,%0")
(define_insn "one_cmplqi2"
[(set (match_operand:QI 0 "register_operand" "=d,a")
(not:QI (match_operand:QI 1 "register_operand" "d,a")))]
""
"not %1,%0")
;;- shifts
;;
;; Convex shift instructions are unsigned.
;; To make signed right shifts:
;; for SImode, sign extend to DImode and shift, works for 0..32
;; for DImode, shift and then extend the sign, works for 0..63
;;
;; It is very sad that DImode right shift 64 fails, but I don't see
;; any reasonable way to handle it. ANSI only requires up to 63.
(define_insn ""
[(set (match_operand:SI 0 "register_operand" "=r")
(ashift:SI (match_operand:SI 1 "register_operand" "0")
(match_operand:SI 2 "immediate_operand" "i")))]
"INTVAL (operands[2]) >= 0"
"*
{
if (operands[2] == const1_rtx)
return \"add.w %0,%0\";
else if (TARGET_C2 && S_REG_P (operands[0]))
return \"shf.w %2,%0\";
else
return \"shf %2,%0\";
}")
(define_insn "ashlsi3"
[(set (match_operand:SI 0 "register_operand" "=d")
(ashift:SI (match_operand:SI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")))]
""
"*
{
if (operands[2] == const1_rtx)
return \"add.w %0,%0\";
else if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) >= 0)
return TARGET_C2 ? \"shf.w %2,%0\" : \"shf %2,%0\";
else
return \"cvtw.l %0,%0\;shf %2,%0\";
}")
(define_expand "ashrsi3"
[(set (match_operand:SI 0 "register_operand" "=d")
(ashift:SI (match_operand:SI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")))]
""
"operands[2] = negate_rtx (SImode, operands[2]);")
(define_insn "lshlsi3"
[(set (match_operand:SI 0 "register_operand" "=d,a")
(lshift:SI (match_operand:SI 1 "register_operand" "0,0")
(match_operand:SI 2 "nonmemory_operand" "di,ai")))]
""
"*
{
if (operands[2] == const1_rtx)
return \"add.w %0,%0\";
if (S_REG_P (operands[0]))
{
if (TARGET_C2)
return \"shf.w %2,%0\";
else if (GET_CODE (operands[2]) == CONST_INT
&& INTVAL (operands[2]) >= 0)
return \"shf %2,%0\";
else
return \"ld.u #0,%0\;shf %2,%0\";
}
return \"shf %2,%0\";
}")
(define_expand "lshrsi3"
[(set (match_operand:SI 0 "register_operand" "=d")
(lshift:SI (match_operand:SI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")))]
""
"operands[2] = negate_rtx (SImode, operands[2]);")
;; signed a >> b is
;; ((a >> b) ^ signbit) - signbit
;; where signbit is (1 << 63) >> b
(define_expand "ashldi3"
[(match_operand:DI 0 "register_operand" "=d")
(match_operand:DI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")
(match_dup 3)]
""
"
{
if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) >= 0)
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (LSHIFT, DImode, operands[1], operands[2])));
else if (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) < 0)
{
int rshift = - INTVAL (operands[2]);
operands[3] = force_reg
(DImode,
immed_double_const (1 << (63 - rshift), 1 << (31 - rshift), DImode));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (LSHIFT, DImode, operands[1], operands[2])));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (XOR, DImode, operands[0], operands[3])));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (MINUS, DImode, operands[0], operands[3])));
}
else
{
operands[3] =
force_reg (DImode, immed_double_const (0, 1 << 31, DImode));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (LSHIFT, DImode, operands[1], operands[2])));
emit_insn (gen_rtx (SET, VOIDmode, operands[3],
gen_rtx (LSHIFT, DImode, operands[3], operands[2])));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (XOR, DImode, operands[0], operands[3])));
emit_insn (gen_rtx (SET, VOIDmode, operands[0],
gen_rtx (MINUS, DImode, operands[0], operands[3])));
}
DONE;
}")
(define_expand "ashrdi3"
[(match_operand:DI 0 "register_operand" "=d")
(match_operand:DI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")]
""
"
{
emit_insn (gen_ashldi3 (operands[0], operands[1],
negate_rtx (SImode, operands[2])));
DONE;
}")
(define_insn "lshldi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(lshift:DI (match_operand:DI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")))]
""
"shf %2,%0")
(define_expand "lshrdi3"
[(set (match_operand:DI 0 "register_operand" "=d")
(lshift:DI (match_operand:DI 1 "register_operand" "0")
(match_operand:SI 2 "nonmemory_operand" "di")))]
""
"operands[2] = negate_rtx (SImode, operands[2]);")
;; __builtin instructions
(define_insn "sqrtdf2"
[(set (match_operand:DF 0 "register_operand" "=d")
(sqrt:DF (match_operand:DF 1 "register_operand" "0")))]
"TARGET_C2"
"sqrt.d %0")
(define_insn "sqrtsf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(sqrt:SF (match_operand:SF 1 "register_operand" "0")))]
"TARGET_C2"
"sqrt.s %0")
(define_insn ""
[(set (match_operand:SI 0 "register_operand" "=d")
(minus:SI (ffs:SI (match_operand:SI 1 "register_operand" "d"))
(const_int 1)))]
""
"tzc %1,%0\;le.w #32,%0\;jbrs.f .+6\;ld.w #-1,%0")
(define_expand "ffssi2"
[(set (match_operand:SI 0 "register_operand" "=d")
(minus:SI (ffs:SI (match_operand:SI 1 "register_operand" "d"))
(const_int 1)))
(set (match_dup 0)
(plus:SI (match_dup 0)
(const_int 1)))]
""
"")
(define_insn "abssf2"
[(set (match_operand:SF 0 "register_operand" "=d")
(abs:SF (match_operand:SF 1 "register_operand" "0")))]
""
"and #0x7fffffff,%0")
(define_expand "absdf2"
[(set (subreg:DI (match_operand:DF 0 "register_operand" "=d") 0)
(and:DI (subreg:DI (match_operand:DF 1 "register_operand" "d") 0)
(match_dup 2)))]
""
"operands[2] = force_reg (DImode,
immed_double_const (-1, 0x7fffffff, DImode));")
(define_insn "jump"
[(set (pc)
(label_ref (match_operand 0 "" "")))]
""
"jbr %l0")
(define_insn "beq"
[(set (pc)
(if_then_else (eq (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"eq\", 't'); ")
(define_insn "bne"
[(set (pc)
(if_then_else (ne (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"eq\", 'f'); ")
(define_insn "bgt"
[(set (pc)
(if_then_else (gt (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"le\", 'f'); ")
(define_insn "bgtu"
[(set (pc)
(if_then_else (gtu (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"leu\", 'f'); ")
(define_insn "blt"
[(set (pc)
(if_then_else (lt (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"lt\", 't'); ")
(define_insn "bltu"
[(set (pc)
(if_then_else (ltu (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"ltu\", 't'); ")
(define_insn "bge"
[(set (pc)
(if_then_else (ge (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"lt\", 'f'); ")
(define_insn "bgeu"
[(set (pc)
(if_then_else (geu (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"ltu\", 'f'); ")
(define_insn "ble"
[(set (pc)
(if_then_else (le (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"le\", 't'); ")
(define_insn "bleu"
[(set (pc)
(if_then_else (leu (cc0)
(const_int 0))
(label_ref (match_operand 0 "" ""))
(pc)))]
""
"* return gen_cmp (operands[0], \"leu\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (eq (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"eq\", 'f'); ")
(define_insn ""
[(set (pc)
(if_then_else (ne (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"eq\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (gt (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"le\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (gtu (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"leu\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (lt (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"lt\", 'f'); ")
(define_insn ""
[(set (pc)
(if_then_else (ltu (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"ltu\", 'f'); ")
(define_insn ""
[(set (pc)
(if_then_else (ge (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"lt\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (geu (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"ltu\", 't'); ")
(define_insn ""
[(set (pc)
(if_then_else (le (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"le\", 'f'); ")
(define_insn ""
[(set (pc)
(if_then_else (leu (cc0)
(const_int 0))
(pc)
(label_ref (match_operand 0 "" ""))))]
""
"* return gen_cmp (operands[0], \"leu\", 'f'); ")
;; - Calls
;;
;; arg count word may be omitted to save a push and let gcc try to
;; combine the arg list pop. RETURN_POPS_ARGS from tm.h decides this.
(define_insn "call"
[(call (match_operand:QI 0 "general_operand" "g")
(match_operand:SI 1 "general_operand" "g"))]
""
"*
{
if (! RETURN_POPS_ARGS (ignoreme))
{
if (operands[1] == const0_rtx)
return \"calls %0\";
if (! reg_mentioned_p (arg_pointer_rtx, operands[0]))
return \"mov sp,ap\;calls %0\;ld.w 12(fp),ap\";
operands[0] = XEXP (operands[0], 0);
return \"ld.w %0,a1\;mov sp,ap\;calls (a1)\;ld.w 12(fp),ap\";
}
operands[1] = gen_rtx (CONST_INT, VOIDmode, (INTVAL (operands[1]) + 3)/ 4);
if (! reg_mentioned_p (arg_pointer_rtx, operands[0]))
return \"mov sp,ap\;pshea %a1\;calls %0\;ld.w 12(fp),ap\;add.w #4*%a1+4,sp\";
operands[0] = XEXP (operands[0], 0);
return \"ld.w %0,a1\;mov sp,ap\;pshea %a1\;calls (a1)\;ld.w 12(fp),ap\;add.w #4*%a1+4,sp\";
}")
(define_insn "call_value"
[(set (match_operand 0 "" "=g")
(call (match_operand:QI 1 "general_operand" "g")
(match_operand:SI 2 "general_operand" "g")))]
""
"*
{
if (! RETURN_POPS_ARGS (ignoreme))
{
if (operands[2] == const0_rtx)
return \"calls %1\";
if (! reg_mentioned_p (arg_pointer_rtx, operands[1]))
return \"mov sp,ap\;calls %1\;ld.w 12(fp),ap\";
operands[1] = XEXP (operands[1], 0);
return \"ld.w %1,a1\;mov sp,ap\;calls (a1)\;ld.w 12(fp),ap\";
}
operands[2] = gen_rtx (CONST_INT, VOIDmode, (INTVAL (operands[2]) + 3) / 4);
if (! reg_mentioned_p (arg_pointer_rtx, operands[1]))
return \"mov sp,ap\;pshea %a2\;calls %1\;ld.w 12(fp),ap\;add.w #4*%a2+4,sp\";
operands[1] = XEXP (operands[1], 0);
return \"ld.w %1,a1\;mov sp,ap\;pshea %a2\;calls (a1)\;ld.w 12(fp),ap\;add.w #4*%a2+4,sp\";
}")
(define_insn "return"
[(return)]
""
"rtn")
(define_insn "nop"
[(const_int 0)]
""
"nop")
(define_insn "tablejump"
[(set (pc) (match_operand:SI 0 "address_operand" "p"))
(use (label_ref (match_operand 1 "" "")))]
""
"jmp %a0")
;; - fix up the code generated for bit field tests
;; cc0 = (x >> k1) & k2 --> cc0 = x & (k2 << k1)
;; cc0 = (x << k1) & k2 --> cc0 = x & (k2 >> k1)
;; provided k2 and (k2 << k1) don't include the sign bit
(define_peephole
[(set (match_operand:SI 0 "register_operand" "r")
(lshift:SI (match_dup 0)
(match_operand 1 "immediate_operand" "i")))
(set (match_dup 0)
(and:SI (match_dup 0)
(match_operand 2 "immediate_operand" "i")))
(set (cc0) (match_dup 0))]
"dead_or_set_p (insn, operands[0])
&& GET_CODE (operands[1]) == CONST_INT
&& GET_CODE (operands[2]) == CONST_INT
&& INTVAL (operands[2]) >= 0
&& (INTVAL (operands[2]) << INTVAL (operands[1])) >= 0"
"*
{
operands[2] = gen_rtx (CONST_INT, VOIDmode,
INTVAL (operands[2]) >> INTVAL (operands[1]));
output_asm_insn (\"and %2,%0\", operands);
return set_cmp (operands[0], const0_rtx, 'w');
}")
;; same as above where x is (y & 0xff...) caused by a zero extend
(define_peephole
[(set (match_operand:SI 0 "register_operand" "r")
(zero_extend:SI (match_operand 1 "register_operand" "0")))
(set (match_dup 0)
(lshift:SI (match_dup 0)
(match_operand 2 "immediate_operand" "i")))
(set (match_dup 0)
(and:SI (match_dup 0)
(match_operand 3 "immediate_operand" "i")))
(set (cc0) (match_dup 0))]
"dead_or_set_p (insn, operands[0])
&& REGNO (operands[0]) == REGNO (operands[1])
&& GET_CODE (operands[2]) == CONST_INT
&& GET_CODE (operands[3]) == CONST_INT
&& (INTVAL (operands[3]) << INTVAL (operands[2])) >= 0"
"*
{
operands[3] = gen_rtx (CONST_INT, VOIDmode,
(INTVAL (operands[3]) >> INTVAL (operands[2])) &
~((-1) << GET_MODE_BITSIZE (GET_MODE (operands[1]))));
output_asm_insn (\"and %3,%0\", operands);
return set_cmp (operands[0], const0_rtx, 'w');
}")
;;- Local variables:
;;- mode:emacs-lisp
;;- comment-start: ";;- "
;;- eval: (set-syntax-table (copy-sequence (syntax-table)))
;;- eval: (modify-syntax-entry ?[ "(]")
;;- eval: (modify-syntax-entry ?] ")[")
;;- eval: (modify-syntax-entry ?{ "(}")
;;- eval: (modify-syntax-entry ?} "){")
;;- End: