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authorRichard Henderson <richard.henderson@linaro.org>2022-07-08 20:44:56 +0530
committerPeter Maydell <peter.maydell@linaro.org>2022-07-11 13:19:35 +0100
commit7a867dd57a480998361f5cc61ce83f342a020b0e (patch)
treefdd6199b7635562db63867acb3d7c68ea8b11bd1 /target
parent63b38f6c85acd312c2cab68554abf33adf4ee2b3 (diff)
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target/arm: Handle SME in aarch64_cpu_dump_state
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>
Diffstat (limited to 'target')
-rw-r--r--target/arm/cpu.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index ae6dca2..9c58be8 100644
--- a/target/arm/cpu.c
+++ b/target/arm/cpu.c
@@ -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++) {