When the Hypervisor extension is in use we only enable floating point
support when both status and vsstatus have enabled floating point
support.
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
---
target/riscv/cpu_helper.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 2c6d2bc3a3..2040fc0208 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -99,6 +99,9 @@ bool riscv_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
bool riscv_cpu_fp_enabled(CPURISCVState *env)
{
if (*env->mstatus & MSTATUS_FS) {
+ if (riscv_cpu_virt_enabled(env) && !(env->vsstatus & MSTATUS_FS)) {
+ return false;
+ }
return true;
}
--
2.24.0