blob: 01428019850012488d48c8a2465a10357192334c [file] [log] [blame]
/*
* Power ISA decode for Storage Control instructions
*
* Copyright (c) 2022 Instituto de Pesquisas Eldorado (eldorado.org.br)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
/*
* Processor Control Instructions
*/
static bool trans_MSGCLR(DisasContext *ctx, arg_X_rb *a)
{
if (!(ctx->insns_flags2 & PPC2_ISA207S)) {
/*
* Before Power ISA 2.07, processor control instructions were only
* implemented in the "Embedded.Processor Control" category.
*/
REQUIRE_INSNS_FLAGS2(ctx, PRCNTL);
}
REQUIRE_HV(ctx);
#if !defined(CONFIG_USER_ONLY)
if (is_book3s_arch2x(ctx)) {
gen_helper_book3s_msgclr(tcg_env, cpu_gpr[a->rb]);
} else {
gen_helper_msgclr(tcg_env, cpu_gpr[a->rb]);
}
#else
qemu_build_not_reached();
#endif
return true;
}
static bool trans_MSGSND(DisasContext *ctx, arg_X_rb *a)
{
if (!(ctx->insns_flags2 & PPC2_ISA207S)) {
/*
* Before Power ISA 2.07, processor control instructions were only
* implemented in the "Embedded.Processor Control" category.
*/
REQUIRE_INSNS_FLAGS2(ctx, PRCNTL);
}
REQUIRE_HV(ctx);
#if !defined(CONFIG_USER_ONLY)
if (is_book3s_arch2x(ctx)) {
gen_helper_book3s_msgsnd(cpu_gpr[a->rb]);
} else {
gen_helper_msgsnd(cpu_gpr[a->rb]);
}
#else
qemu_build_not_reached();
#endif
return true;
}
static bool trans_MSGCLRP(DisasContext *ctx, arg_X_rb *a)
{
REQUIRE_64BIT(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA207S);
REQUIRE_SV(ctx);
#if !defined(CONFIG_USER_ONLY) && defined(TARGET_PPC64)
gen_helper_book3s_msgclrp(tcg_env, cpu_gpr[a->rb]);
#else
qemu_build_not_reached();
#endif
return true;
}
static bool trans_MSGSNDP(DisasContext *ctx, arg_X_rb *a)
{
REQUIRE_64BIT(ctx);
REQUIRE_INSNS_FLAGS2(ctx, ISA207S);
REQUIRE_SV(ctx);
#if !defined(CONFIG_USER_ONLY) && defined(TARGET_PPC64)
gen_helper_book3s_msgsndp(tcg_env, cpu_gpr[a->rb]);
#else
qemu_build_not_reached();
#endif
return true;
}
static bool trans_MSGSYNC(DisasContext *ctx, arg_MSGSYNC *a)
{
REQUIRE_INSNS_FLAGS2(ctx, ISA300);
REQUIRE_HV(ctx);
/* interpreted as no-op */
return true;
}