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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [config/] [rs6000/] [paired.md] - Rev 748
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;; PowerPC paired single and double hummer description
;; Copyright (C) 2007, 2009, 2010, 2011
;; Free Software Foundation, Inc.
;; Contributed by David Edelsohn <edelsohn@gnu.org> and Revital Eres
;; <eres@il.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 this program; see the file COPYING3. If not see
;; <http://www.gnu.org/licenses/>.
(define_c_enum "unspec"
[UNSPEC_INTERHI_V2SF
UNSPEC_INTERLO_V2SF
UNSPEC_EXTEVEN_V2SF
UNSPEC_EXTODD_V2SF
])
(define_insn "paired_negv2sf2"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(neg:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_neg %0,%1"
[(set_attr "type" "fp")])
(define_insn "sqrtv2sf2"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(sqrt:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_rsqrte %0,%1"
[(set_attr "type" "fp")])
(define_insn "paired_absv2sf2"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(abs:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_abs %0,%1"
[(set_attr "type" "fp")])
(define_insn "nabsv2sf2"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(neg:V2SF (abs:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f"))))]
"TARGET_PAIRED_FLOAT"
"ps_nabs %0,%1"
[(set_attr "type" "fp")])
(define_insn "paired_addv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(plus:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "%f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_add %0,%1,%2"
[(set_attr "type" "fp")])
(define_insn "paired_subv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(minus:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_sub %0,%1,%2"
[(set_attr "type" "fp")])
(define_insn "paired_mulv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(mult:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "%f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_mul %0,%1,%2"
[(set_attr "type" "fp")])
(define_insn "resv2sf2"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(unspec:V2SF [(match_operand:V2SF 1 "gpc_reg_operand" "f")] UNSPEC_FRES))]
"TARGET_PAIRED_FLOAT && flag_finite_math_only"
"ps_res %0,%1"
[(set_attr "type" "fp")])
(define_insn "paired_divv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(div:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_div %0,%1,%2"
[(set_attr "type" "sdiv")])
(define_insn "paired_madds0"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF
(fma:SF
(vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
(parallel [(const_int 0)])))
(fma:SF
(vec_select:SF (match_dup 1)
(parallel [(const_int 1)]))
(vec_select:SF (match_dup 2)
(parallel [(const_int 0)]))
(vec_select:SF (match_dup 3)
(parallel [(const_int 1)])))))]
"TARGET_PAIRED_FLOAT"
"ps_madds0 %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "paired_madds1"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF
(fma:SF
(vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 1)]))
(vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
(parallel [(const_int 0)])))
(fma:SF
(vec_select:SF (match_dup 1)
(parallel [(const_int 1)]))
(vec_select:SF (match_dup 2)
(parallel [(const_int 1)]))
(vec_select:SF (match_dup 3)
(parallel [(const_int 1)])))))]
"TARGET_PAIRED_FLOAT"
"ps_madds1 %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "*paired_madd"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(fma:V2SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(match_operand:V2SF 3 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_madd %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "*paired_msub"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(fma:V2SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(neg:V2SF (match_operand:V2SF 3 "gpc_reg_operand" "f"))))]
"TARGET_PAIRED_FLOAT"
"ps_msub %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "*paired_nmadd"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(neg:V2SF
(fma:V2SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(match_operand:V2SF 3 "gpc_reg_operand" "f"))))]
"TARGET_PAIRED_FLOAT"
"ps_nmadd %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "*paired_nmsub"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(neg:V2SF
(fma:V2SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(neg:V2SF (match_operand:V2SF 3 "gpc_reg_operand" "f")))))]
"TARGET_PAIRED_FLOAT"
"ps_nmsub %0,%1,%2,%3"
[(set_attr "type" "dmul")])
(define_insn "selv2sf4"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF
(if_then_else:SF (ge (vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(match_operand:SF 4 "zero_fp_constant" "F"))
(vec_select:SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF (match_operand:V2SF 3 "gpc_reg_operand" "f")
(parallel [(const_int 0)])))
(if_then_else:SF (ge (vec_select:SF (match_dup 1)
(parallel [(const_int 1)]))
(match_dup 4))
(vec_select:SF (match_dup 2)
(parallel [(const_int 1)]))
(vec_select:SF (match_dup 3)
(parallel [(const_int 1)])))))]
"TARGET_PAIRED_FLOAT"
"ps_sel %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "*movv2sf_paired"
[(set (match_operand:V2SF 0 "nonimmediate_operand" "=Z,f,f,o,r,r,f")
(match_operand:V2SF 1 "input_operand" "f,Z,f,r,o,r,W"))]
"TARGET_PAIRED_FLOAT
&& (register_operand (operands[0], V2SFmode)
|| register_operand (operands[1], V2SFmode))"
{
switch (which_alternative)
{
case 0: return "psq_stx %1,%y0,0,0";
case 1: return "psq_lx %0,%y1,0,0";
case 2: return "ps_mr %0,%1";
case 3: return "#";
case 4: return "#";
case 5: return "#";
case 6: return "#";
default: gcc_unreachable ();
}
}
[(set_attr "type" "fpstore,fpload,fp,*,*,*,*")])
(define_insn "paired_stx"
[(set (match_operand:V2SF 0 "memory_operand" "=Z")
(match_operand:V2SF 1 "gpc_reg_operand" "f"))]
"TARGET_PAIRED_FLOAT"
"psq_stx %1,%y0,0,0"
[(set_attr "type" "fpstore")])
(define_insn "paired_lx"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand:V2SF 1 "memory_operand" "Z"))]
"TARGET_PAIRED_FLOAT"
"psq_lx %0,%y1,0,0"
[(set_attr "type" "fpload")])
(define_split
[(set (match_operand:V2SF 0 "nonimmediate_operand" "")
(match_operand:V2SF 1 "input_operand" ""))]
"TARGET_PAIRED_FLOAT && reload_completed
&& gpr_or_gpr_p (operands[0], operands[1])"
[(pc)]
{
rs6000_split_multireg_move (operands[0], operands[1]); DONE;
})
(define_insn "paired_cmpu0"
[(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
(compare:CCFP (vec_select:SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))))]
"TARGET_PAIRED_FLOAT"
"ps_cmpu0 %0,%1,%2"
[(set_attr "type" "fpcompare")])
(define_insn "paired_cmpu1"
[(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
(compare:CCFP (vec_select:SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 1)]))
(vec_select:SF
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 1)]))))]
"TARGET_PAIRED_FLOAT"
"ps_cmpu1 %0,%1,%2"
[(set_attr "type" "fpcompare")])
(define_insn "paired_merge00"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_select:V2SF
(vec_concat:V4SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f"))
(parallel [(const_int 0) (const_int 2)])))]
"TARGET_PAIRED_FLOAT"
"ps_merge00 %0, %1, %2"
[(set_attr "type" "fp")])
(define_insn "paired_merge01"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_select:V2SF
(vec_concat:V4SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f"))
(parallel [(const_int 0) (const_int 3)])))]
"TARGET_PAIRED_FLOAT"
"ps_merge01 %0, %1, %2"
[(set_attr "type" "fp")])
(define_insn "paired_merge10"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_select:V2SF
(vec_concat:V4SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f"))
(parallel [(const_int 1) (const_int 2)])))]
"TARGET_PAIRED_FLOAT"
"ps_merge10 %0, %1, %2"
[(set_attr "type" "fp")])
(define_insn "paired_merge11"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_select:V2SF
(vec_concat:V4SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f"))
(parallel [(const_int 1) (const_int 3)])))]
"TARGET_PAIRED_FLOAT"
"ps_merge11 %0, %1, %2"
[(set_attr "type" "fp")])
(define_expand "vec_perm_constv2sf"
[(match_operand:V2SF 0 "gpc_reg_operand" "")
(match_operand:V2SF 1 "gpc_reg_operand" "")
(match_operand:V2SF 2 "gpc_reg_operand" "")
(match_operand:V2SI 3 "" "")]
"TARGET_PAIRED_FLOAT"
{
if (rs6000_expand_vec_perm_const (operands))
DONE;
else
FAIL;
})
(define_insn "paired_sum0"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF (plus:SF (vec_select:SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 1)])))
(vec_select:SF
(match_operand:V2SF 3 "gpc_reg_operand" "f")
(parallel [(const_int 1)]))))]
"TARGET_PAIRED_FLOAT"
"ps_sum0 %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "paired_sum1"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF (vec_select:SF
(match_operand:V2SF 2 "gpc_reg_operand" "f")
(parallel [(const_int 1)]))
(plus:SF (vec_select:SF
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)]))
(vec_select:SF
(match_operand:V2SF 3 "gpc_reg_operand" "f")
(parallel [(const_int 1)])))))]
"TARGET_PAIRED_FLOAT"
"ps_sum1 %0,%1,%2,%3"
[(set_attr "type" "fp")])
(define_insn "paired_muls0"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(mult:V2SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
(vec_duplicate:V2SF
(vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 0)])))))]
"TARGET_PAIRED_FLOAT"
"ps_muls0 %0, %1, %2"
[(set_attr "type" "fp")])
(define_insn "paired_muls1"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(mult:V2SF (match_operand:V2SF 2 "gpc_reg_operand" "f")
(vec_duplicate:V2SF
(vec_select:SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(parallel [(const_int 1)])))))]
"TARGET_PAIRED_FLOAT"
"ps_muls1 %0, %1, %2"
[(set_attr "type" "fp")])
(define_expand "vec_initv2sf"
[(match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand 1 "" "")]
"TARGET_PAIRED_FLOAT"
{
paired_expand_vector_init (operands[0], operands[1]);
DONE;
})
(define_insn "*vconcatsf"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(vec_concat:V2SF
(match_operand:SF 1 "gpc_reg_operand" "f")
(match_operand:SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
"ps_merge00 %0, %1, %2"
[(set_attr "type" "fp")])
(define_expand "sminv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(smin:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
{
rtx tmp = gen_reg_rtx (V2SFmode);
emit_insn (gen_subv2sf3 (tmp, operands[1], operands[2]));
emit_insn (gen_selv2sf4 (operands[0], tmp, operands[2], operands[1], CONST0_RTX (SFmode)));
DONE;
})
(define_expand "smaxv2sf3"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(smax:V2SF (match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT"
{
rtx tmp = gen_reg_rtx (V2SFmode);
emit_insn (gen_subv2sf3 (tmp, operands[1], operands[2]));
emit_insn (gen_selv2sf4 (operands[0], tmp, operands[1], operands[2], CONST0_RTX (SFmode)));
DONE;
})
(define_expand "reduc_smax_v2sf"
[(match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand:V2SF 1 "gpc_reg_operand" "f")]
"TARGET_PAIRED_FLOAT"
{
rtx tmp_swap = gen_reg_rtx (V2SFmode);
rtx tmp = gen_reg_rtx (V2SFmode);
emit_insn (gen_paired_merge10 (tmp_swap, operands[1], operands[1]));
emit_insn (gen_subv2sf3 (tmp, operands[1], tmp_swap));
emit_insn (gen_selv2sf4 (operands[0], tmp, operands[1], tmp_swap, CONST0_RTX (SFmode)));
DONE;
})
(define_expand "reduc_smin_v2sf"
[(match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand:V2SF 1 "gpc_reg_operand" "f")]
"TARGET_PAIRED_FLOAT"
{
rtx tmp_swap = gen_reg_rtx (V2SFmode);
rtx tmp = gen_reg_rtx (V2SFmode);
emit_insn (gen_paired_merge10 (tmp_swap, operands[1], operands[1]));
emit_insn (gen_subv2sf3 (tmp, operands[1], tmp_swap));
emit_insn (gen_selv2sf4 (operands[0], tmp, tmp_swap, operands[1], CONST0_RTX (SFmode)));
DONE;
})
(define_expand "reduc_splus_v2sf"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand:V2SF 1 "gpc_reg_operand" "f"))]
"TARGET_PAIRED_FLOAT"
"
{
emit_insn (gen_paired_sum1 (operands[0], operands[1], operands[1], operands[1]));
DONE;
}")
(define_expand "movmisalignv2sf"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(match_operand:V2SF 1 "gpc_reg_operand" "f"))]
"TARGET_PAIRED_FLOAT"
{
paired_expand_vector_move (operands);
DONE;
})
(define_expand "vcondv2sfv2sf"
[(set (match_operand:V2SF 0 "gpc_reg_operand" "=f")
(if_then_else:V2SF
(match_operator 3 "gpc_reg_operand"
[(match_operand:V2SF 4 "gpc_reg_operand" "f")
(match_operand:V2SF 5 "gpc_reg_operand" "f")])
(match_operand:V2SF 1 "gpc_reg_operand" "f")
(match_operand:V2SF 2 "gpc_reg_operand" "f")))]
"TARGET_PAIRED_FLOAT && flag_unsafe_math_optimizations"
{
if (paired_emit_vector_cond_expr (operands[0], operands[1], operands[2],
operands[3], operands[4], operands[5]))
DONE;
else
FAIL;
})
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