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target/arm: Handle SME in aarch64_cpu_dump_state

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Dump SVCR, plus use the correct access check for Streaming Mode.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20220708151540.18136-2-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Richard Henderson 2022-07-08 20:44:56 +05:30 committed by Peter Maydell
parent 63b38f6c85
commit 7a867dd57a
1 changed files with 16 additions and 1 deletions
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17
target/arm/cpu.c
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@ -878,6 +878,7 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags)
int i;
int el = arm_current_el(env);
const char *ns_status;
bool sve;
qemu_fprintf(f, " PC=%016" PRIx64 " ", env->pc);
for (i = 0; i < 32; i++) {
@ -904,6 +905,12 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags)
el,
psr & PSTATE_SP ? 'h' : 't');
if (cpu_isar_feature(aa64_sme, cpu)) {
qemu_fprintf(f, " SVCR=%08" PRIx64 " %c%c",
env->svcr,
(FIELD_EX64(env->svcr, SVCR, ZA) ? 'Z' : '-'),
(FIELD_EX64(env->svcr, SVCR, SM) ? 'S' : '-'));
}
if (cpu_isar_feature(aa64_bti, cpu)) {
qemu_fprintf(f, " BTYPE=%d", (psr & PSTATE_BTYPE) >> 10);
}
@ -918,7 +925,15 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags)
qemu_fprintf(f, " FPCR=%08x FPSR=%08x\n",
vfp_get_fpcr(env), vfp_get_fpsr(env));
if (cpu_isar_feature(aa64_sve, cpu) && sve_exception_el(env, el) == 0) {
if (cpu_isar_feature(aa64_sme, cpu) && FIELD_EX64(env->svcr, SVCR, SM)) {
sve = sme_exception_el(env, el) == 0;
} else if (cpu_isar_feature(aa64_sve, cpu)) {
sve = sve_exception_el(env, el) == 0;
} else {
sve = false;
}
if (sve) {
int j, zcr_len = sve_vqm1_for_el(env, el);
for (i = 0; i <= FFR_PRED_NUM; i++) {