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;; VSX patterns.
;; Copyright (C) 2009
;; Free Software Foundation, Inc.
;; Contributed by Michael Meissner <meissner@linux.vnet.ibm.com>
;; This file is part of GCC.
;; GCC 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 3, or (at your
;; option) any later version.
;; GCC 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 GCC; see the file COPYING3. If not see
;; <http://www.gnu.org/licenses/>.
;; Iterator for both scalar and vector floating point types supported by VSX
(define_mode_iterator VSX_B [DF V4SF V2DF])
;; Iterator for the 2 64-bit vector types
(define_mode_iterator VSX_D [V2DF V2DI])
;; Iterator for the 2 32-bit vector types
(define_mode_iterator VSX_W [V4SF V4SI])
;; Iterator for vector floating point types supported by VSX
(define_mode_iterator VSX_F [V4SF V2DF])
;; Iterator for logical types supported by VSX
(define_mode_iterator VSX_L [V16QI V8HI V4SI V2DI V4SF V2DF TI])
;; Iterator for memory move. Handle TImode specially to allow
;; it to use gprs as well as vsx registers.
(define_mode_iterator VSX_M [V16QI V8HI V4SI V2DI V4SF V2DF])
;; Map into the appropriate load/store name based on the type
(define_mode_attr VSm [(V16QI "vw4")
(V8HI "vw4")
(V4SI "vw4")
(V4SF "vw4")
(V2DF "vd2")
(V2DI "vd2")
(DF "d")
(TI "vw4")])
;; Map into the appropriate suffix based on the type
(define_mode_attr VSs [(V16QI "sp")
(V8HI "sp")
(V4SI "sp")
(V4SF "sp")
(V2DF "dp")
(V2DI "dp")
(DF "dp")
(SF "sp")
(TI "sp")])
;; Map the register class used
(define_mode_attr VSr [(V16QI "v")
(V8HI "v")
(V4SI "v")
(V4SF "wf")
(V2DI "wd")
(V2DF "wd")
(DF "ws")
(SF "d")
(TI "wd")])
;; Map the register class used for float<->int conversions
(define_mode_attr VSr2 [(V2DF "wd")
(V4SF "wf")
(DF "!f#r")])
(define_mode_attr VSr3 [(V2DF "wa")
(V4SF "wa")
(DF "!f#r")])
;; Map the register class for sp<->dp float conversions, destination
(define_mode_attr VSr4 [(SF "ws")
(DF "f")
(V2DF "wd")
(V4SF "v")])
;; Map the register class for sp<->dp float conversions, destination
(define_mode_attr VSr5 [(SF "ws")
(DF "f")
(V2DF "v")
(V4SF "wd")])
;; Same size integer type for floating point data
(define_mode_attr VSi [(V4SF "v4si")
(V2DF "v2di")
(DF "di")])
(define_mode_attr VSI [(V4SF "V4SI")
(V2DF "V2DI")
(DF "DI")])
;; Word size for same size conversion
(define_mode_attr VSc [(V4SF "w")
(V2DF "d")
(DF "d")])
;; Map into either s or v, depending on whether this is a scalar or vector
;; operation
(define_mode_attr VSv [(V16QI "v")
(V8HI "v")
(V4SI "v")
(V4SF "v")
(V2DI "v")
(V2DF "v")
(TI "v")
(DF "s")])
;; Appropriate type for add ops (and other simple FP ops)
(define_mode_attr VStype_simple [(V2DF "vecfloat")
(V4SF "vecfloat")
(DF "fp")])
(define_mode_attr VSfptype_simple [(V2DF "fp_addsub_d")
(V4SF "fp_addsub_s")
(DF "fp_addsub_d")])
;; Appropriate type for multiply ops
(define_mode_attr VStype_mul [(V2DF "vecfloat")
(V4SF "vecfloat")
(DF "dmul")])
(define_mode_attr VSfptype_mul [(V2DF "fp_mul_d")
(V4SF "fp_mul_s")
(DF "fp_mul_d")])
;; Appropriate type for divide ops. For now, just lump the vector divide with
;; the scalar divides
(define_mode_attr VStype_div [(V2DF "ddiv")
(V4SF "sdiv")
(DF "ddiv")])
(define_mode_attr VSfptype_div [(V2DF "fp_div_d")
(V4SF "fp_div_s")
(DF "fp_div_d")])
;; Appropriate type for sqrt ops. For now, just lump the vector sqrt with
;; the scalar sqrt
(define_mode_attr VStype_sqrt [(V2DF "dsqrt")
(V4SF "sdiv")
(DF "ddiv")])
(define_mode_attr VSfptype_sqrt [(V2DF "fp_sqrt_d")
(V4SF "fp_sqrt_s")
(DF "fp_sqrt_d")])
;; Iterator and modes for sp<->dp conversions
;; Because scalar SF values are represented internally as double, use the
;; V4SF type to represent this than SF.
(define_mode_iterator VSX_SPDP [DF V4SF V2DF])
(define_mode_attr VS_spdp_res [(DF "V4SF")
(V4SF "V2DF")
(V2DF "V4SF")])
(define_mode_attr VS_spdp_insn [(DF "xscvdpsp")
(V4SF "xvcvspdp")
(V2DF "xvcvdpsp")])
(define_mode_attr VS_spdp_type [(DF "fp")
(V4SF "vecfloat")
(V2DF "vecfloat")])
;; Map the scalar mode for a vector type
(define_mode_attr VS_scalar [(V2DF "DF")
(V2DI "DI")
(V4SF "SF")
(V4SI "SI")
(V8HI "HI")
(V16QI "QI")])
;; Constants for creating unspecs
(define_constants
[(UNSPEC_VSX_CONCAT 500)
(UNSPEC_VSX_CVDPSXWS 501)
(UNSPEC_VSX_CVDPUXWS 502)
(UNSPEC_VSX_CVSPDP 503)
(UNSPEC_VSX_CVSXWDP 504)
(UNSPEC_VSX_CVUXWDP 505)
(UNSPEC_VSX_CVSXDSP 506)
(UNSPEC_VSX_CVUXDSP 507)
(UNSPEC_VSX_CVSPSXDS 508)
(UNSPEC_VSX_CVSPUXDS 509)
(UNSPEC_VSX_MADD 510)
(UNSPEC_VSX_MSUB 511)
(UNSPEC_VSX_NMADD 512)
(UNSPEC_VSX_NMSUB 513)
(UNSPEC_VSX_RSQRTE 514)
(UNSPEC_VSX_TDIV 515)
(UNSPEC_VSX_TSQRT 516)
(UNSPEC_VSX_XXPERMDI 517)
(UNSPEC_VSX_SET 518)
(UNSPEC_VSX_ROUND_I 519)
(UNSPEC_VSX_ROUND_IC 520)
(UNSPEC_VSX_SLDWI 521)])
;; VSX moves
(define_insn "*vsx_mov<mode>"
[(set (match_operand:VSX_M 0 "nonimmediate_operand" "=Z,<VSr>,<VSr>,?Z,?wa,?wa,*o,*r,*r,<VSr>,?wa,v,wZ,v")
(match_operand:VSX_M 1 "input_operand" "<VSr>,Z,<VSr>,wa,Z,wa,r,o,r,j,j,W,v,wZ"))]
"VECTOR_MEM_VSX_P (<MODE>mode)
&& (register_operand (operands[0], <MODE>mode)
|| register_operand (operands[1], <MODE>mode))"
{
switch (which_alternative)
{
case 0:
case 3:
gcc_assert (MEM_P (operands[0])
&& GET_CODE (XEXP (operands[0], 0)) != PRE_INC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_DEC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_MODIFY);
return "stx<VSm>x %x1,%y0";
case 1:
case 4:
gcc_assert (MEM_P (operands[1])
&& GET_CODE (XEXP (operands[1], 0)) != PRE_INC
&& GET_CODE (XEXP (operands[1], 0)) != PRE_DEC
&& GET_CODE (XEXP (operands[1], 0)) != PRE_MODIFY);
return "lx<VSm>x %x0,%y1";
case 2:
case 5:
return "xxlor %x0,%x1,%x1";
case 6:
case 7:
case 8:
return "#";
case 9:
case 10:
return "xxlxor %x0,%x0,%x0";
case 11:
return output_vec_const_move (operands);
case 12:
gcc_assert (MEM_P (operands[0])
&& GET_CODE (XEXP (operands[0], 0)) != PRE_INC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_DEC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_MODIFY);
return "stvx %1,%y0";
case 13:
gcc_assert (MEM_P (operands[0])
&& GET_CODE (XEXP (operands[0], 0)) != PRE_INC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_DEC
&& GET_CODE (XEXP (operands[0], 0)) != PRE_MODIFY);
return "lvx %0,%y1";
default:
gcc_unreachable ();
}
}
[(set_attr "type" "vecstore,vecload,vecsimple,vecstore,vecload,vecsimple,*,*,*,vecsimple,vecsimple,*,vecstore,vecload")])
;; Unlike other VSX moves, allow the GPRs, since a normal use of TImode is for
;; unions. However for plain data movement, slightly favor the vector loads
(define_insn "*vsx_movti"
[(set (match_operand:TI 0 "nonimmediate_operand" "=Z,wa,wa,?o,?r,?r,wa,v,v,wZ")
(match_operand:TI 1 "input_operand" "wa,Z,wa,r,o,r,j,W,wZ,v"))]
"VECTOR_MEM_VSX_P (TImode)
&& (register_operand (operands[0], TImode)
|| register_operand (operands[1], TImode))"
{
switch (which_alternative)
{
case 0:
return "stxvd2x %x1,%y0";
case 1:
return "lxvd2x %x0,%y1";
case 2:
return "xxlor %x0,%x1,%x1";
case 3:
case 4:
case 5:
return "#";
case 6:
return "xxlxor %x0,%x0,%x0";
case 7:
return output_vec_const_move (operands);
case 8:
return "stvx %1,%y0";
case 9:
return "lvx %0,%y1";
default:
gcc_unreachable ();
}
}
[(set_attr "type" "vecstore,vecload,vecsimple,*,*,*,vecsimple,*,vecstore,vecload")])
;; VSX scalar and vector floating point arithmetic instructions
(define_insn "*vsx_add<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(plus:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>add<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_sub<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(minus:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>sub<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_mul<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(mult:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>mul<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "*vsx_div<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(div:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>div<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_div>")
(set_attr "fp_type" "<VSfptype_div>")])
;; *tdiv* instruction returning the FG flag
(define_expand "vsx_tdiv<mode>3_fg"
[(set (match_dup 3)
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" "")]
UNSPEC_VSX_TDIV))
(set (match_operand:SI 0 "gpc_reg_operand" "")
(gt:SI (match_dup 3)
(const_int 0)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
operands[3] = gen_reg_rtx (CCFPmode);
})
;; *tdiv* instruction returning the FE flag
(define_expand "vsx_tdiv<mode>3_fe"
[(set (match_dup 3)
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" "")]
UNSPEC_VSX_TDIV))
(set (match_operand:SI 0 "gpc_reg_operand" "")
(eq:SI (match_dup 3)
(const_int 0)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
operands[3] = gen_reg_rtx (CCFPmode);
})
(define_insn "*vsx_tdiv<mode>3_internal"
[(set (match_operand:CCFP 0 "cc_reg_operand" "=x,x")
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_VSX_TDIV))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>tdiv<VSs> %0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_fre<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_FRES))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>re<VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_neg<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(neg:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>neg<VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_abs<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(abs:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>abs<VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_nabs<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(neg:VSX_B
(abs:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa"))))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>nabs<VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_smax<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(smax:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>max<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_smin<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(smin:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>min<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_sqrt<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(sqrt:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>sqrt<VSs> %x0,%x1"
[(set_attr "type" "<VStype_sqrt>")
(set_attr "fp_type" "<VSfptype_sqrt>")])
(define_insn "vsx_rsqrte<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_VSX_RSQRTE))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>rsqrte<VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; *tsqrt* returning the fg flag
(define_expand "vsx_tsqrt<mode>2_fg"
[(set (match_dup 3)
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "")]
UNSPEC_VSX_TSQRT))
(set (match_operand:SI 0 "gpc_reg_operand" "")
(gt:SI (match_dup 3)
(const_int 0)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
operands[3] = gen_reg_rtx (CCFPmode);
})
;; *tsqrt* returning the fe flag
(define_expand "vsx_tsqrt<mode>2_fe"
[(set (match_dup 3)
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "")]
UNSPEC_VSX_TSQRT))
(set (match_operand:SI 0 "gpc_reg_operand" "")
(eq:SI (match_dup 3)
(const_int 0)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
operands[3] = gen_reg_rtx (CCFPmode);
})
(define_insn "*vsx_tsqrt<mode>2_internal"
[(set (match_operand:CCFP 0 "cc_reg_operand" "=x,x")
(unspec:CCFP [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_VSX_TSQRT))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>tsqrt<VSs> %0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; Fused vector multiply/add instructions
;; Note we have a pattern for the multiply/add operations that uses unspec and
;; does not check -mfused-madd to allow users to use these ops when they know
;; they want the fused multiply/add.
(define_expand "vsx_fmadd<mode>4"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "")
(plus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" ""))
(match_operand:VSX_B 3 "vsx_register_operand" "")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
if (!TARGET_FUSED_MADD)
{
emit_insn (gen_vsx_fmadd<mode>4_2 (operands[0], operands[1], operands[2],
operands[3]));
DONE;
}
})
(define_insn "*vsx_fmadd<mode>4_1"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(plus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0"))
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD"
"@
x<VSv>madda<VSs> %x0,%x1,%x2
x<VSv>maddm<VSs> %x0,%x1,%x3
x<VSv>madda<VSs> %x0,%x1,%x2
x<VSv>maddm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fmadd<mode>4_2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0")
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")]
UNSPEC_VSX_MADD))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"@
x<VSv>madda<VSs> %x0,%x1,%x2
x<VSv>maddm<VSs> %x0,%x1,%x3
x<VSv>madda<VSs> %x0,%x1,%x2
x<VSv>maddm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_expand "vsx_fmsub<mode>4"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "")
(minus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" ""))
(match_operand:VSX_B 3 "vsx_register_operand" "")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
if (!TARGET_FUSED_MADD)
{
emit_insn (gen_vsx_fmsub<mode>4_2 (operands[0], operands[1], operands[2],
operands[3]));
DONE;
}
})
(define_insn "*vsx_fmsub<mode>4_1"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(minus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0"))
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD"
"@
x<VSv>msuba<VSs> %x0,%x1,%x2
x<VSv>msubm<VSs> %x0,%x1,%x3
x<VSv>msuba<VSs> %x0,%x1,%x2
x<VSv>msubm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fmsub<mode>4_2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0")
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")]
UNSPEC_VSX_MSUB))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"@
x<VSv>msuba<VSs> %x0,%x1,%x2
x<VSv>msubm<VSs> %x0,%x1,%x3
x<VSv>msuba<VSs> %x0,%x1,%x2
x<VSv>msubm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_expand "vsx_fnmadd<mode>4"
[(match_operand:VSX_B 0 "vsx_register_operand" "")
(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" "")
(match_operand:VSX_B 3 "vsx_register_operand" "")]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
if (TARGET_FUSED_MADD && HONOR_SIGNED_ZEROS (DFmode))
{
emit_insn (gen_vsx_fnmadd<mode>4_1 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
else if (TARGET_FUSED_MADD && !HONOR_SIGNED_ZEROS (DFmode))
{
emit_insn (gen_vsx_fnmadd<mode>4_2 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
else
{
emit_insn (gen_vsx_fnmadd<mode>4_3 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
})
(define_insn "vsx_fnmadd<mode>4_1"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(neg:VSX_B
(plus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0"))
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa"))))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD
&& HONOR_SIGNED_ZEROS (DFmode)"
"@
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fnmadd<mode>4_2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(minus:VSX_B
(mult:VSX_B
(neg:VSX_B
(match_operand:VSX_B 1 "gpc_reg_operand" "<VSr>,<VSr>,wa,wa"))
(match_operand:VSX_B 2 "gpc_reg_operand" "<VSr>,0,wa,0"))
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD
&& !HONOR_SIGNED_ZEROS (DFmode)"
"@
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fnmadd<mode>4_3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0")
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")]
UNSPEC_VSX_NMADD))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"@
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3
x<VSv>nmadda<VSs> %x0,%x1,%x2
x<VSv>nmaddm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_expand "vsx_fnmsub<mode>4"
[(match_operand:VSX_B 0 "vsx_register_operand" "")
(match_operand:VSX_B 1 "vsx_register_operand" "")
(match_operand:VSX_B 2 "vsx_register_operand" "")
(match_operand:VSX_B 3 "vsx_register_operand" "")]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
{
if (TARGET_FUSED_MADD && HONOR_SIGNED_ZEROS (DFmode))
{
emit_insn (gen_vsx_fnmsub<mode>4_1 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
else if (TARGET_FUSED_MADD && !HONOR_SIGNED_ZEROS (DFmode))
{
emit_insn (gen_vsx_fnmsub<mode>4_2 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
else
{
emit_insn (gen_vsx_fnmsub<mode>4_3 (operands[0], operands[1],
operands[2], operands[3]));
DONE;
}
})
(define_insn "vsx_fnmsub<mode>4_1"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(neg:VSX_B
(minus:VSX_B
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0"))
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa"))))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD
&& HONOR_SIGNED_ZEROS (DFmode)"
"@
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fnmsub<mode>4_2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(minus:VSX_B
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")
(mult:VSX_B
(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0"))))]
"VECTOR_UNIT_VSX_P (<MODE>mode) && TARGET_FUSED_MADD
&& !HONOR_SIGNED_ZEROS (DFmode)"
"@
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
(define_insn "vsx_fnmsub<mode>4_3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,<VSr>,?wa,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "%<VSr>,<VSr>,wa,wa")
(match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,0,wa,0")
(match_operand:VSX_B 3 "vsx_register_operand" "0,<VSr>,0,wa")]
UNSPEC_VSX_NMSUB))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"@
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3
x<VSv>nmsuba<VSs> %x0,%x1,%x2
x<VSv>nmsubm<VSs> %x0,%x1,%x3"
[(set_attr "type" "<VStype_mul>")
(set_attr "fp_type" "<VSfptype_mul>")])
;; Vector conditional expressions (no scalar version for these instructions)
(define_insn "vsx_eq<mode>"
[(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(eq:VSX_F (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpeq<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_gt<mode>"
[(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(gt:VSX_F (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpgt<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_ge<mode>"
[(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(ge:VSX_F (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpge<VSs> %x0,%x1,%x2"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; Floating point scalar compare
(define_insn "*vsx_cmpdf_internal1"
[(set (match_operand:CCFP 0 "cc_reg_operand" "=y,?y")
(compare:CCFP (match_operand:DF 1 "gpc_reg_operand" "ws,wa")
(match_operand:DF 2 "gpc_reg_operand" "ws,wa")))]
"TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_DOUBLE_FLOAT
&& VECTOR_UNIT_VSX_P (DFmode)"
"xscmpudp %0,%x1,%x2"
[(set_attr "type" "fpcompare")])
;; Compare vectors producing a vector result and a predicate, setting CR6 to
;; indicate a combined status
(define_insn "*vsx_eq_<mode>_p"
[(set (reg:CC 74)
(unspec:CC
[(eq:CC (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,?wa"))]
UNSPEC_PREDICATE))
(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(eq:VSX_F (match_dup 1)
(match_dup 2)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpeq<VSs>. %x0,%x1,%x2"
[(set_attr "type" "veccmp")])
(define_insn "*vsx_gt_<mode>_p"
[(set (reg:CC 74)
(unspec:CC
[(gt:CC (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,?wa"))]
UNSPEC_PREDICATE))
(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(gt:VSX_F (match_dup 1)
(match_dup 2)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpgt<VSs>. %x0,%x1,%x2"
[(set_attr "type" "veccmp")])
(define_insn "*vsx_ge_<mode>_p"
[(set (reg:CC 74)
(unspec:CC
[(ge:CC (match_operand:VSX_F 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_F 2 "vsx_register_operand" "<VSr>,?wa"))]
UNSPEC_PREDICATE))
(set (match_operand:VSX_F 0 "vsx_register_operand" "=<VSr>,?wa")
(ge:VSX_F (match_dup 1)
(match_dup 2)))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"xvcmpge<VSs>. %x0,%x1,%x2"
[(set_attr "type" "veccmp")])
;; Vector select
(define_insn "*vsx_xxsel<mode>"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(if_then_else:VSX_L
(ne:CC (match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,wa")
(const_int 0))
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_L 3 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxsel %x0,%x3,%x2,%x1"
[(set_attr "type" "vecperm")])
(define_insn "*vsx_xxsel<mode>_uns"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(if_then_else:VSX_L
(ne:CCUNS (match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,wa")
(const_int 0))
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_L 3 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxsel %x0,%x3,%x2,%x1"
[(set_attr "type" "vecperm")])
;; Copy sign
(define_insn "vsx_copysign<mode>3"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(if_then_else:VSX_B
(ge:VSX_B (match_operand:VSX_B 2 "vsx_register_operand" "<VSr>,wa")
(match_operand:VSX_B 3 "zero_constant" "j,j"))
(abs:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa"))
(neg:VSX_B (abs:VSX_B (match_dup 1)))))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>cpsgn<VSs> %x0,%x2,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; For the conversions, limit the register class for the integer value to be
;; the fprs because we don't want to add the altivec registers to movdi/movsi.
;; For the unsigned tests, there isn't a generic double -> unsigned conversion
;; in rs6000.md so don't test VECTOR_UNIT_VSX_P, just test against VSX.
(define_insn "vsx_float<VSi><mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(float:VSX_B (match_operand:<VSI> 1 "vsx_register_operand" "<VSr2>,<VSr3>")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>cvsx<VSc><VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_floatuns<VSi><mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unsigned_float:VSX_B (match_operand:<VSI> 1 "vsx_register_operand" "<VSr2>,<VSr3>")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>cvux<VSc><VSs> %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_fix_trunc<mode><VSi>2"
[(set (match_operand:<VSI> 0 "vsx_register_operand" "=<VSr2>,?<VSr3>")
(fix:<VSI> (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>cv<VSs>sx<VSc>s %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_fixuns_trunc<mode><VSi>2"
[(set (match_operand:<VSI> 0 "vsx_register_operand" "=<VSr2>,?<VSr3>")
(unsigned_fix:<VSI> (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>cv<VSs>ux<VSc>s %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; Math rounding functions
(define_insn "vsx_x<VSv>r<VSs>i"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_VSX_ROUND_I))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>i %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_x<VSv>r<VSs>ic"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_VSX_ROUND_IC))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>ic %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_btrunc<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(fix:VSX_B (match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>iz %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "*vsx_b2trunc<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_FRIZ))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>iz %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_floor<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_FRIM))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>im %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
(define_insn "vsx_ceil<mode>2"
[(set (match_operand:VSX_B 0 "vsx_register_operand" "=<VSr>,?wa")
(unspec:VSX_B [(match_operand:VSX_B 1 "vsx_register_operand" "<VSr>,wa")]
UNSPEC_FRIP))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"x<VSv>r<VSs>ip %x0,%x1"
[(set_attr "type" "<VStype_simple>")
(set_attr "fp_type" "<VSfptype_simple>")])
;; VSX convert to/from double vector
;; Convert between single and double precision
;; Don't use xscvspdp and xscvdpsp for scalar conversions, since the normal
;; scalar single precision instructions internally use the double format.
;; Prefer the altivec registers, since we likely will need to do a vperm
(define_insn "vsx_<VS_spdp_insn>"
[(set (match_operand:<VS_spdp_res> 0 "vsx_register_operand" "=<VSr4>,?wa")
(unspec:<VS_spdp_res> [(match_operand:VSX_SPDP 1 "vsx_register_operand" "<VSr5>,wa")]
UNSPEC_VSX_CVSPDP))]
"VECTOR_UNIT_VSX_P (<MODE>mode)"
"<VS_spdp_insn> %x0,%x1"
[(set_attr "type" "<VS_spdp_type>")])
;; xscvspdp, represent the scalar SF type as V4SF
(define_insn "vsx_xscvspdp"
[(set (match_operand:DF 0 "vsx_register_operand" "=ws,?wa")
(unspec:DF [(match_operand:V4SF 1 "vsx_register_operand" "wa,wa")]
UNSPEC_VSX_CVSPDP))]
"VECTOR_UNIT_VSX_P (DFmode)"
"xscvspdp %x0,%x1"
[(set_attr "type" "fp")])
;; xscvdpsp used for splat'ing a scalar to V4SF, knowing that the internal SF
;; format of scalars is actually DF.
(define_insn "vsx_xscvdpsp_scalar"
[(set (match_operand:V4SF 0 "vsx_register_operand" "=wa")
(unspec:V4SF [(match_operand:SF 1 "vsx_register_operand" "f")]
UNSPEC_VSX_CVSPDP))]
"VECTOR_UNIT_VSX_P (DFmode)"
"xscvdpsp %x0,%x1"
[(set_attr "type" "fp")])
;; Convert from 64-bit to 32-bit types
;; Note, favor the Altivec registers since the usual use of these instructions
;; is in vector converts and we need to use the Altivec vperm instruction.
(define_insn "vsx_xvcvdpsxws"
[(set (match_operand:V4SI 0 "vsx_register_operand" "=v,?wa")
(unspec:V4SI [(match_operand:V2DF 1 "vsx_register_operand" "wd,wa")]
UNSPEC_VSX_CVDPSXWS))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvdpsxws %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvdpuxws"
[(set (match_operand:V4SI 0 "vsx_register_operand" "=v,?wa")
(unspec:V4SI [(match_operand:V2DF 1 "vsx_register_operand" "wd,wa")]
UNSPEC_VSX_CVDPUXWS))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvdpuxws %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvsxdsp"
[(set (match_operand:V4SI 0 "vsx_register_operand" "=wd,?wa")
(unspec:V4SI [(match_operand:V2DF 1 "vsx_register_operand" "wf,wa")]
UNSPEC_VSX_CVSXDSP))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvsxdsp %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvuxdsp"
[(set (match_operand:V4SI 0 "vsx_register_operand" "=wd,?wa")
(unspec:V4SI [(match_operand:V2DF 1 "vsx_register_operand" "wf,wa")]
UNSPEC_VSX_CVUXDSP))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvuxwdp %x0,%x1"
[(set_attr "type" "vecfloat")])
;; Convert from 32-bit to 64-bit types
(define_insn "vsx_xvcvsxwdp"
[(set (match_operand:V2DF 0 "vsx_register_operand" "=wd,?wa")
(unspec:V2DF [(match_operand:V4SI 1 "vsx_register_operand" "wf,wa")]
UNSPEC_VSX_CVSXWDP))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvsxwdp %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvuxwdp"
[(set (match_operand:V2DF 0 "vsx_register_operand" "=wd,?wa")
(unspec:V2DF [(match_operand:V4SI 1 "vsx_register_operand" "wf,wa")]
UNSPEC_VSX_CVUXWDP))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvuxwdp %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvspsxds"
[(set (match_operand:V2DI 0 "vsx_register_operand" "=v,?wa")
(unspec:V2DI [(match_operand:V4SF 1 "vsx_register_operand" "wd,wa")]
UNSPEC_VSX_CVSPSXDS))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvspsxds %x0,%x1"
[(set_attr "type" "vecfloat")])
(define_insn "vsx_xvcvspuxds"
[(set (match_operand:V2DI 0 "vsx_register_operand" "=v,?wa")
(unspec:V2DI [(match_operand:V4SF 1 "vsx_register_operand" "wd,wa")]
UNSPEC_VSX_CVSPUXDS))]
"VECTOR_UNIT_VSX_P (V2DFmode)"
"xvcvspuxds %x0,%x1"
[(set_attr "type" "vecfloat")])
;; Logical and permute operations
(define_insn "*vsx_and<mode>3"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(and:VSX_L
(match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,?wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxland %x0,%x1,%x2"
[(set_attr "type" "vecsimple")])
(define_insn "*vsx_ior<mode>3"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(ior:VSX_L (match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,?wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxlor %x0,%x1,%x2"
[(set_attr "type" "vecsimple")])
(define_insn "*vsx_xor<mode>3"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(xor:VSX_L
(match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,?wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxlxor %x0,%x1,%x2"
[(set_attr "type" "vecsimple")])
(define_insn "*vsx_one_cmpl<mode>2"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(not:VSX_L
(match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxlnor %x0,%x1,%x1"
[(set_attr "type" "vecsimple")])
(define_insn "*vsx_nor<mode>3"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(not:VSX_L
(ior:VSX_L
(match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,?wa"))))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxlnor %x0,%x1,%x2"
[(set_attr "type" "vecsimple")])
(define_insn "*vsx_andc<mode>3"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=<VSr>,?wa")
(and:VSX_L
(not:VSX_L
(match_operand:VSX_L 2 "vsx_register_operand" "<VSr>,?wa"))
(match_operand:VSX_L 1 "vsx_register_operand" "<VSr>,?wa")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxlandc %x0,%x1,%x2"
[(set_attr "type" "vecsimple")])
;; Permute operations
;; Build a V2DF/V2DI vector from two scalars
(define_insn "vsx_concat_<mode>"
[(set (match_operand:VSX_D 0 "vsx_register_operand" "=wd,?wa")
(unspec:VSX_D
[(match_operand:<VS_scalar> 1 "vsx_register_operand" "ws,wa")
(match_operand:<VS_scalar> 2 "vsx_register_operand" "ws,wa")]
UNSPEC_VSX_CONCAT))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxpermdi %x0,%x1,%x2,0"
[(set_attr "type" "vecperm")])
;; Special purpose concat using xxpermdi to glue two single precision values
;; together, relying on the fact that internally scalar floats are represented
;; as doubles. This is used to initialize a V4SF vector with 4 floats
(define_insn "vsx_concat_v2sf"
[(set (match_operand:V2DF 0 "vsx_register_operand" "=wd,?wa")
(unspec:V2DF
[(match_operand:SF 1 "vsx_register_operand" "f,f")
(match_operand:SF 2 "vsx_register_operand" "f,f")]
UNSPEC_VSX_CONCAT))]
"VECTOR_MEM_VSX_P (V2DFmode)"
"xxpermdi %x0,%x1,%x2,0"
[(set_attr "type" "vecperm")])
;; Set the element of a V2DI/VD2F mode
(define_insn "vsx_set_<mode>"
[(set (match_operand:VSX_D 0 "vsx_register_operand" "=wd,?wa")
(unspec:VSX_D [(match_operand:VSX_D 1 "vsx_register_operand" "wd,wa")
(match_operand:<VS_scalar> 2 "vsx_register_operand" "ws,wa")
(match_operand:QI 3 "u5bit_cint_operand" "i,i")]
UNSPEC_VSX_SET))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
{
if (INTVAL (operands[3]) == 0)
return \"xxpermdi %x0,%x1,%x2,1\";
else if (INTVAL (operands[3]) == 1)
return \"xxpermdi %x0,%x2,%x1,0\";
else
gcc_unreachable ();
}
[(set_attr "type" "vecperm")])
;; Extract a DF/DI element from V2DF/V2DI
(define_insn "vsx_extract_<mode>"
[(set (match_operand:<VS_scalar> 0 "vsx_register_operand" "=ws,d,?wa")
(vec_select:<VS_scalar> (match_operand:VSX_D 1 "vsx_register_operand" "wd,wd,wa")
(parallel
[(match_operand:QI 2 "u5bit_cint_operand" "i,i,i")])))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
{
gcc_assert (UINTVAL (operands[2]) <= 1);
operands[3] = GEN_INT (INTVAL (operands[2]) << 1);
return \"xxpermdi %x0,%x1,%x1,%3\";
}
[(set_attr "type" "vecperm")])
;; Optimize extracting element 0 from memory
(define_insn "*vsx_extract_<mode>_zero"
[(set (match_operand:<VS_scalar> 0 "vsx_register_operand" "=ws,d,?wa")
(vec_select:<VS_scalar>
(match_operand:VSX_D 1 "indexed_or_indirect_operand" "Z,Z,Z")
(parallel [(const_int 0)])))]
"VECTOR_MEM_VSX_P (<MODE>mode) && WORDS_BIG_ENDIAN"
"lxsd%U1x %x0,%y1"
[(set_attr "type" "fpload")
(set_attr "length" "4")])
;; General double word oriented permute, allow the other vector types for
;; optimizing the permute instruction.
(define_insn "vsx_xxpermdi_<mode>"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=wd,?wa")
(unspec:VSX_L [(match_operand:VSX_L 1 "vsx_register_operand" "wd,wa")
(match_operand:VSX_L 2 "vsx_register_operand" "wd,wa")
(match_operand:QI 3 "u5bit_cint_operand" "i,i")]
UNSPEC_VSX_XXPERMDI))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxpermdi %x0,%x1,%x2,%3"
[(set_attr "type" "vecperm")])
;; Varient of xxpermdi that is emitted by the vec_interleave functions
(define_insn "*vsx_xxpermdi2_<mode>"
[(set (match_operand:VSX_D 0 "vsx_register_operand" "=wd")
(vec_concat:VSX_D
(vec_select:<VS_scalar>
(match_operand:VSX_D 1 "vsx_register_operand" "wd")
(parallel
[(match_operand:QI 2 "u5bit_cint_operand" "i")]))
(vec_select:<VS_scalar>
(match_operand:VSX_D 3 "vsx_register_operand" "wd")
(parallel
[(match_operand:QI 4 "u5bit_cint_operand" "i")]))))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
{
gcc_assert ((UINTVAL (operands[2]) <= 1) && (UINTVAL (operands[4]) <= 1));
operands[5] = GEN_INT (((INTVAL (operands[2]) & 1) << 1)
| (INTVAL (operands[4]) & 1));
return \"xxpermdi %x0,%x1,%x3,%5\";
}
[(set_attr "type" "vecperm")])
;; V2DF/V2DI splat
(define_insn "vsx_splat_<mode>"
[(set (match_operand:VSX_D 0 "vsx_register_operand" "=wd,wd,wd,?wa,?wa,?wa")
(vec_duplicate:VSX_D
(match_operand:<VS_scalar> 1 "input_operand" "ws,f,Z,wa,wa,Z")))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"@
xxpermdi %x0,%x1,%x1,0
xxpermdi %x0,%x1,%x1,0
lxvdsx %x0,%y1
xxpermdi %x0,%x1,%x1,0
xxpermdi %x0,%x1,%x1,0
lxvdsx %x0,%y1"
[(set_attr "type" "vecperm,vecperm,vecload,vecperm,vecperm,vecload")])
;; V4SF/V4SI splat
(define_insn "vsx_xxspltw_<mode>"
[(set (match_operand:VSX_W 0 "vsx_register_operand" "=wf,?wa")
(vec_duplicate:VSX_W
(vec_select:<VS_scalar>
(match_operand:VSX_W 1 "vsx_register_operand" "wf,wa")
(parallel
[(match_operand:QI 2 "u5bit_cint_operand" "i,i")]))))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxspltw %x0,%x1,%2"
[(set_attr "type" "vecperm")])
;; V4SF/V4SI interleave
(define_insn "vsx_xxmrghw_<mode>"
[(set (match_operand:VSX_W 0 "vsx_register_operand" "=wf,?wa")
(vec_merge:VSX_W
(vec_select:VSX_W
(match_operand:VSX_W 1 "vsx_register_operand" "wf,wa")
(parallel [(const_int 0)
(const_int 2)
(const_int 1)
(const_int 3)]))
(vec_select:VSX_W
(match_operand:VSX_W 2 "vsx_register_operand" "wf,wa")
(parallel [(const_int 2)
(const_int 0)
(const_int 3)
(const_int 1)]))
(const_int 5)))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxmrghw %x0,%x1,%x2"
[(set_attr "type" "vecperm")])
(define_insn "vsx_xxmrglw_<mode>"
[(set (match_operand:VSX_W 0 "vsx_register_operand" "=wf,?wa")
(vec_merge:VSX_W
(vec_select:VSX_W
(match_operand:VSX_W 1 "vsx_register_operand" "wf,wa")
(parallel [(const_int 2)
(const_int 0)
(const_int 3)
(const_int 1)]))
(vec_select:VSX_W
(match_operand:VSX_W 2 "vsx_register_operand" "wf,?wa")
(parallel [(const_int 0)
(const_int 2)
(const_int 1)
(const_int 3)]))
(const_int 5)))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxmrglw %x0,%x1,%x2"
[(set_attr "type" "vecperm")])
;; Shift left double by word immediate
(define_insn "vsx_xxsldwi_<mode>"
[(set (match_operand:VSX_L 0 "vsx_register_operand" "=wa")
(unspec:VSX_L [(match_operand:VSX_L 1 "vsx_register_operand" "wa")
(match_operand:VSX_L 2 "vsx_register_operand" "wa")
(match_operand:QI 3 "u5bit_cint_operand" "i")]
UNSPEC_VSX_SLDWI))]
"VECTOR_MEM_VSX_P (<MODE>mode)"
"xxsldwi %x0,%x1,%x2,%3"
[(set_attr "type" "vecperm")])