mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

target/arm: Decode PAuth within disas_data_proc_1src

Browse Source 
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20190108223129.5570-9-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2019-01-21 10:23:11 +00:00 committed by Peter Maydell
parent 18de2813c3
commit 95ebd99dcd
1 changed files with 146 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

146
target/arm/translate-a64.c
View File

@ -4564,6 +4564,7 @@ static void handle_rev16(DisasContext *s, unsigned int sf,
static void disas_data_proc_1src(DisasContext *s, uint32_t insn)
{
unsigned int sf, opcode, opcode2, rn, rd;
TCGv_i64 tcg_rd;
if (extract32(insn, 29, 1)) {
unallocated_encoding(s);
@ -4602,7 +4603,152 @@ static void disas_data_proc_1src(DisasContext *s, uint32_t insn)
case MAP(1, 0x00, 0x05):
handle_cls(s, sf, rn, rd);
break;
case MAP(1, 0x01, 0x00): /* PACIA */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacia(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x01): /* PACIB */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacib(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x02): /* PACDA */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacda(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x03): /* PACDB */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacdb(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x04): /* AUTIA */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autia(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x05): /* AUTIB */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autib(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x06): /* AUTDA */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autda(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x07): /* AUTDB */
if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autdb(tcg_rd, cpu_env, tcg_rd, cpu_reg_sp(s, rn));
} else if (!dc_isar_feature(aa64_pauth, s)) {
goto do_unallocated;
}
break;
case MAP(1, 0x01, 0x08): /* PACIZA */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacia(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x09): /* PACIZB */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacib(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0a): /* PACDZA */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacda(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0b): /* PACDZB */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_pacdb(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0c): /* AUTIZA */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autia(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0d): /* AUTIZB */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autib(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0e): /* AUTDZA */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autda(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x0f): /* AUTDZB */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_autdb(tcg_rd, cpu_env, tcg_rd, new_tmp_a64_zero(s));
}
break;
case MAP(1, 0x01, 0x10): /* XPACI */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_xpaci(tcg_rd, cpu_env, tcg_rd);
}
break;
case MAP(1, 0x01, 0x11): /* XPACD */
if (!dc_isar_feature(aa64_pauth, s) || rn != 31) {
goto do_unallocated;
} else if (s->pauth_active) {
tcg_rd = cpu_reg(s, rd);
gen_helper_xpacd(tcg_rd, cpu_env, tcg_rd);
}
break;
default:
do_unallocated:
unallocated_encoding(s);
break;
}