[RFC 1/6] target/riscv: rvk: add flag support for Zbk[bcx]

[liweiwei <liweiwei@iscas.ac.cn>]

Signed-off-by: liweiwei <liweiwei@iscas.ac.cn>
Signed-off-by: wangjunqiang <wangjunqiang@iscas.ac.cn>
---
 target/riscv/cpu.c | 9 ++++++---
 target/riscv/cpu.h | 3 +++
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/target/riscv/cpu.c b/target/riscv/cpu.c
index 7d53125dbc..0f03d3efba 100644
--- a/target/riscv/cpu.c
+++ b/target/riscv/cpu.c
@@ -472,15 +472,15 @@ static void riscv_cpu_realize(DeviceState *dev, Error **errp)
             error_setg(errp,
                        "I and E extensions are incompatible");
                        return;
-       }
+        }
 
         if (!cpu->cfg.ext_i && !cpu->cfg.ext_e) {
             error_setg(errp,
                        "Either I or E extension must be set");
                        return;
-       }
+        }
 
-       if (cpu->cfg.ext_g && !(cpu->cfg.ext_i & cpu->cfg.ext_m &
+        if (cpu->cfg.ext_g && !(cpu->cfg.ext_i & cpu->cfg.ext_m &
                                cpu->cfg.ext_a & cpu->cfg.ext_f &
                                cpu->cfg.ext_d)) {
             warn_report("Setting G will also set IMAFD");
@@ -639,6 +639,9 @@ static Property riscv_cpu_properties[] = {
     DEFINE_PROP_BOOL("x-zbb", RISCVCPU, cfg.ext_zbb, false),
     DEFINE_PROP_BOOL("x-zbc", RISCVCPU, cfg.ext_zbc, false),
     DEFINE_PROP_BOOL("x-zbs", RISCVCPU, cfg.ext_zbs, false),
+    DEFINE_PROP_BOOL("x-zbkb", RISCVCPU, cfg.ext_zbkb, false),
+    DEFINE_PROP_BOOL("x-zbkc", RISCVCPU, cfg.ext_zbkc, false),
+    DEFINE_PROP_BOOL("x-zbkx", RISCVCPU, cfg.ext_zbkx, false),
     DEFINE_PROP_BOOL("x-h", RISCVCPU, cfg.ext_h, false),
     DEFINE_PROP_BOOL("x-j", RISCVCPU, cfg.ext_j, false),
     DEFINE_PROP_BOOL("x-v", RISCVCPU, cfg.ext_v, false),
diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index 0760c0af93..f9f4437efc 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -309,6 +309,9 @@ struct RISCVCPU {
         bool ext_zbb;
         bool ext_zbc;
         bool ext_zbs;
+        bool ext_zbkb;
+        bool ext_zbkc;
+        bool ext_zbkx;
         bool ext_counters;
         bool ext_ifencei;
         bool ext_icsr;
-- 
2.17.1