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From: Peter Maydell <peter.maydell@linaro.org>
To: qemu-devel@nongnu.org
Subject: [PULL 01/45] target/arm: Handle SME in aarch64_cpu_dump_state
Date: Mon, 11 Jul 2022 14:57:06 +0100
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From: Richard Henderson <richard.henderson@linaro.org>
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>
---
target/arm/cpu.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/target/arm/cpu.c b/target/arm/cpu.c
index ae6dca2f010..9c58be8b146 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 =3D arm_current_el(env);
const char *ns_status;
+ bool sve;
=20
qemu_fprintf(f, " PC=3D%016" PRIx64 " ", env->pc);
for (i =3D 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');
=20
+ if (cpu_isar_feature(aa64_sme, cpu)) {
+ qemu_fprintf(f, " SVCR=3D%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=3D%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=3D%08x FPSR=3D%08x\n",
vfp_get_fpcr(env), vfp_get_fpsr(env));
=20
- if (cpu_isar_feature(aa64_sve, cpu) && sve_exception_el(env, el) =3D=
=3D 0) {
+ if (cpu_isar_feature(aa64_sme, cpu) && FIELD_EX64(env->svcr, SVCR, SM)=
) {
+ sve =3D sme_exception_el(env, el) =3D=3D 0;
+ } else if (cpu_isar_feature(aa64_sve, cpu)) {
+ sve =3D sve_exception_el(env, el) =3D=3D 0;
+ } else {
+ sve =3D false;
+ }
+
+ if (sve) {
int j, zcr_len =3D sve_vqm1_for_el(env, el);
=20
for (i =3D 0; i <=3D FFR_PRED_NUM; i++) {
--=20
2.25.1