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-rw-r--r--target/riscv/cpu_helper.c6
-rw-r--r--target/riscv/insn_trans/trans_rvf.c.inc7
2 files changed, 10 insertions, 3 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 35ddd0caac..523311b184 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -120,6 +120,12 @@ void cpu_get_tb_cpu_state(CPURISCVState *env, target_ulong *pc,
vs = MIN(vs, get_field(env->mstatus_hs, MSTATUS_VS));
}
+ /* With Zfinx, floating point is enabled/disabled by Smstateen. */
+ if (!riscv_has_ext(env, RVF)) {
+ fs = (smstateen_acc_ok(env, 0, SMSTATEEN0_FCSR) == RISCV_EXCP_NONE)
+ ? EXT_STATUS_DIRTY : EXT_STATUS_DISABLED;
+ }
+
if (cpu->cfg.debug && !icount_enabled()) {
flags = FIELD_DP32(flags, TB_FLAGS, ITRIGGER, env->itrigger_enabled);
}
diff --git a/target/riscv/insn_trans/trans_rvf.c.inc b/target/riscv/insn_trans/trans_rvf.c.inc
index c47138575a..a0da7391c7 100644
--- a/target/riscv/insn_trans/trans_rvf.c.inc
+++ b/target/riscv/insn_trans/trans_rvf.c.inc
@@ -19,9 +19,10 @@
*/
#define REQUIRE_FPU do {\
- if (ctx->mstatus_fs == EXT_STATUS_DISABLED) \
- if (!ctx->cfg_ptr->ext_zfinx) \
- return false; \
+ if (ctx->mstatus_fs == EXT_STATUS_DISABLED) { \
+ ctx->virt_inst_excp = ctx->virt_enabled && ctx->cfg_ptr->ext_zfinx; \
+ return false; \
+ } \
} while (0)
#define REQUIRE_ZFINX_OR_F(ctx) do {\