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|
/* frv simulator fr450 dependent profiling code.
Copyright (C) 2001-2021 Free Software Foundation, Inc.
Contributed by Red Hat
This file is part of the GNU simulators.
This program 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 of the License, or
(at your option) any later version.
This program 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. If not, see <http://www.gnu.org/licenses/>.
*/
#define WANT_CPU
#define WANT_CPU_FRVBF
#include "sim-main.h"
#include "bfd.h"
#if WITH_PROFILE_MODEL_P
#include "profile.h"
#include "profile-fr400.h"
int
frvbf_model_fr450_u_exec (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced)
{
return idesc->timing->units[unit_num].done;
}
int
frvbf_model_fr450_u_integer (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj, INT out_GRk,
INT out_ICCi_1)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_integer (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_GRk, out_ICCi_1);
}
int
frvbf_model_fr450_u_imul (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1)
{
int cycles;
if (model_insn == FRV_INSN_MODEL_PASS_1)
{
/* Pass 1 is the same as for fr500. */
return frvbf_model_fr500_u_imul (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_GRk, out_ICCi_1);
}
/* icc0-icc4 are the upper 4 fields of the CCR. */
if (out_ICCi_1 >= 0)
out_ICCi_1 += 4;
/* GRk and IACCi_1 have a latency of 1 cycle. */
cycles = idesc->timing->units[unit_num].done;
update_GRdouble_latency (cpu, out_GRk, cycles + 1);
update_CCR_latency (cpu, out_ICCi_1, cycles + 1);
return cycles;
}
int
frvbf_model_fr450_u_idiv (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj, INT out_GRk, INT out_ICCi_1)
{
int cycles;
if (model_insn == FRV_INSN_MODEL_PASS_1)
{
/* Pass 1 is the same as for fr500. */
return frvbf_model_fr500_u_idiv (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_GRk, out_ICCi_1);
}
/* icc0-icc4 are the upper 4 fields of the CCR. */
if (out_ICCi_1 >= 0)
out_ICCi_1 += 4;
/* GRk, ICCi_1 and the divider have a latency of 18 cycles */
cycles = idesc->timing->units[unit_num].done;
update_GR_latency (cpu, out_GRk, cycles + 18);
update_CCR_latency (cpu, out_ICCi_1, cycles + 18);
update_idiv_resource_latency (cpu, 0, cycles + 18);
return cycles;
}
int
frvbf_model_fr450_u_branch (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT in_ICCi_2, INT in_ICCi_3)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_branch (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, in_ICCi_2, in_ICCi_3);
}
int
frvbf_model_fr450_u_trap (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT in_ICCi_2, INT in_FCCi_2)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_trap (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, in_ICCi_2, in_FCCi_2);
}
int
frvbf_model_fr450_u_check (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ICCi_3, INT in_FCCi_3)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_check (cpu, idesc, unit_num, referenced,
in_ICCi_3, in_FCCi_3);
}
int
frvbf_model_fr450_u_set_hilo (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT out_GRkhi, INT out_GRklo)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_set_hilo (cpu, idesc, unit_num, referenced,
out_GRkhi, out_GRklo);
}
int
frvbf_model_fr450_u_gr_load (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT out_GRk, INT out_GRdoublek)
{
int cycles;
if (model_insn == FRV_INSN_MODEL_PASS_1)
{
/* Pass 1 is the same as for fr500. */
return frvbf_model_fr500_u_fr_load (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_GRk,
out_GRdoublek);
}
cycles = idesc->timing->units[unit_num].done;
/* The latency of GRk for a load will depend on how long it takes to retrieve
the the data from the cache or memory. */
update_GR_latency_for_load (cpu, out_GRk, cycles);
update_GRdouble_latency_for_load (cpu, out_GRdoublek, cycles);
if (CGEN_ATTR_VALUE(idesc, idesc->attrs, CGEN_INSN_NON_EXCEPTING))
{
/* GNER has a latency of 2 cycles. */
update_SPR_latency (cpu, GNER_FOR_GR (out_GRk), cycles + 2);
update_SPR_latency (cpu, GNER_FOR_GR (out_GRdoublek), cycles + 2);
}
return cycles;
}
int
frvbf_model_fr450_u_gr_store (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT in_GRk, INT in_GRdoublek)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_gr_store (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, in_GRk, in_GRdoublek);
}
int
frvbf_model_fr450_u_fr_load (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT out_FRk, INT out_FRdoublek)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_FRk, out_FRdoublek);
}
int
frvbf_model_fr450_u_fr_store (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj,
INT in_FRk, INT in_FRdoublek)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_fr_load (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, in_FRk, in_FRdoublek);
}
int
frvbf_model_fr450_u_swap (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj, INT out_GRk)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_swap (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj, out_GRk);
}
int
frvbf_model_fr450_u_fr2gr (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRk, INT out_GRj)
{
int cycles;
if (model_insn == FRV_INSN_MODEL_PASS_1)
{
/* Pass 1 is the same as for fr400. */
return frvbf_model_fr500_u_fr2gr (cpu, idesc, unit_num, referenced,
in_FRk, out_GRj);
}
/* The latency of GRj is 1 cycle. */
cycles = idesc->timing->units[unit_num].done;
update_GR_latency (cpu, out_GRj, cycles + 1);
return cycles;
}
int
frvbf_model_fr450_u_spr2gr (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_spr, INT out_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_spr2gr (cpu, idesc, unit_num, referenced,
in_spr, out_GRj);
}
int
frvbf_model_fr450_u_gr2fr (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRj, INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_gr2fr (cpu, idesc, unit_num, referenced,
in_GRj, out_FRk);
}
int
frvbf_model_fr450_u_gr2spr (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRj, INT out_spr)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_gr2spr (cpu, idesc, unit_num, referenced,
in_GRj, out_spr);
}
int
frvbf_model_fr450_u_media_1 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_1 (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_FRk);
}
int
frvbf_model_fr450_u_media_1_quad (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_1_quad (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_FRk);
}
int
frvbf_model_fr450_u_media_hilo (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT out_FRkhi, INT out_FRklo)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_hilo (cpu, idesc, unit_num, referenced,
out_FRkhi, out_FRklo);
}
int
frvbf_model_fr450_u_media_2 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_ACC40Sk, INT out_ACC40Uk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2 (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_ACC40Sk,
out_ACC40Uk);
}
int
frvbf_model_fr450_u_media_2_quad (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_ACC40Sk, INT out_ACC40Uk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2_quad (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_ACC40Sk,
out_ACC40Uk);
}
int
frvbf_model_fr450_u_media_2_acc (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT out_ACC40Sk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2_acc (cpu, idesc, unit_num, referenced,
in_ACC40Si, out_ACC40Sk);
}
int
frvbf_model_fr450_u_media_2_acc_dual (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT out_ACC40Sk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2_acc_dual (cpu, idesc, unit_num,
referenced, in_ACC40Si,
out_ACC40Sk);
}
int
frvbf_model_fr450_u_media_2_add_sub (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT out_ACC40Sk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2_add_sub (cpu, idesc, unit_num,
referenced, in_ACC40Si,
out_ACC40Sk);
}
int
frvbf_model_fr450_u_media_2_add_sub_dual (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT out_ACC40Sk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_2_add_sub_dual (cpu, idesc, unit_num,
referenced, in_ACC40Si,
out_ACC40Sk);
}
int
frvbf_model_fr450_u_media_3 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_FRk)
{
/* Modelling is the same as media unit 1. */
return frvbf_model_fr450_u_media_1 (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_FRk);
}
int
frvbf_model_fr450_u_media_3_dual (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_3_dual (cpu, idesc, unit_num, referenced,
in_FRi, out_FRk);
}
int
frvbf_model_fr450_u_media_3_quad (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT in_FRj,
INT out_FRk)
{
/* Modelling is the same as media unit 1. */
return frvbf_model_fr450_u_media_1_quad (cpu, idesc, unit_num, referenced,
in_FRi, in_FRj, out_FRk);
}
int
frvbf_model_fr450_u_media_4 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT in_FRj,
INT out_ACC40Sk, INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_4 (cpu, idesc, unit_num, referenced,
in_ACC40Si, in_FRj,
out_ACC40Sk, out_FRk);
}
int
frvbf_model_fr450_u_media_4_accg (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACCGi, INT in_FRinti,
INT out_ACCGk, INT out_FRintk)
{
/* Modelling is the same as media-4 unit except use accumulator guards
as input instead of accumulators. */
return frvbf_model_fr450_u_media_4 (cpu, idesc, unit_num, referenced,
in_ACCGi, in_FRinti,
out_ACCGk, out_FRintk);
}
int
frvbf_model_fr450_u_media_4_acc_dual (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_ACC40Si, INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_4_acc_dual (cpu, idesc, unit_num,
referenced, in_ACC40Si,
out_FRk);
}
int
frvbf_model_fr450_u_media_4_mclracca (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced)
{
int cycles;
int acc;
FRV_PROFILE_STATE *ps;
if (model_insn == FRV_INSN_MODEL_PASS_1)
return 0;
/* The preprocessing can execute right away. */
cycles = idesc->timing->units[unit_num].done;
ps = CPU_PROFILE_STATE (cpu);
/* The post processing must wait for any pending ACC writes. */
ps->post_wait = cycles;
for (acc = 0; acc < 4; acc++)
post_wait_for_ACC (cpu, acc);
for (acc = 8; acc < 12; acc++)
post_wait_for_ACC (cpu, acc);
for (acc = 0; acc < 4; acc++)
{
update_ACC_latency (cpu, acc, ps->post_wait);
update_ACC_ptime (cpu, acc, 2);
}
for (acc = 8; acc < 12; acc++)
{
update_ACC_latency (cpu, acc, ps->post_wait);
update_ACC_ptime (cpu, acc, 2);
}
return cycles;
}
int
frvbf_model_fr450_u_media_6 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi, INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_6 (cpu, idesc, unit_num, referenced,
in_FRi, out_FRk);
}
int
frvbf_model_fr450_u_media_7 (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRinti, INT in_FRintj,
INT out_FCCk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_7 (cpu, idesc, unit_num, referenced,
in_FRinti, in_FRintj, out_FCCk);
}
int
frvbf_model_fr450_u_media_dual_expand (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRi,
INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_dual_expand (cpu, idesc, unit_num,
referenced, in_FRi, out_FRk);
}
int
frvbf_model_fr450_u_media_dual_htob (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_FRj,
INT out_FRk)
{
/* Modelling for this unit is the same as for fr400. */
return frvbf_model_fr400_u_media_dual_htob (cpu, idesc, unit_num,
referenced, in_FRj, out_FRk);
}
int
frvbf_model_fr450_u_ici (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_ici (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_dci (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_dci (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_dcf (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_dcf (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_icpl (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_icpl (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_dcpl (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_dcpl (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_icul (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_icul (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_dcul (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced,
INT in_GRi, INT in_GRj)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_dcul (cpu, idesc, unit_num, referenced,
in_GRi, in_GRj);
}
int
frvbf_model_fr450_u_barrier (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_barrier (cpu, idesc, unit_num, referenced);
}
int
frvbf_model_fr450_u_membar (SIM_CPU *cpu, const IDESC *idesc,
int unit_num, int referenced)
{
/* Modelling for this unit is the same as for fr500. */
return frvbf_model_fr500_u_membar (cpu, idesc, unit_num, referenced);
}
#endif /* WITH_PROFILE_MODEL_P */
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