diff mbox series

[v13,6/6] target/riscv: Remove additional priv version check for mcountinhibit

Message ID 20220816232321.558250-7-atishp@rivosinc.com
State New
Headers show
Series Improve PMU support | expand

Commit Message

Atish Kumar Patra Aug. 16, 2022, 11:23 p.m. UTC 
With .min_priv_version, additiona priv version check is uncessary
for mcountinhibit read/write functions.

Reviewed-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Signed-off-by: Atish Patra <atishp@rivosinc.com>
---
 target/riscv/csr.c | 8 --------
 1 file changed, 8 deletions(-)
diff mbox series

Patch

diff --git a/target/riscv/csr.c b/target/riscv/csr.c
index 07b8b4eb1768..2dcd4e5b2d40 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -1640,10 +1640,6 @@  static RISCVException write_mtvec(CPURISCVState *env, int csrno,
 static RISCVException read_mcountinhibit(CPURISCVState *env, int csrno,
                                          target_ulong *val)
 {
-    if (env->priv_ver < PRIV_VERSION_1_11_0) {
-        return RISCV_EXCP_ILLEGAL_INST;
-    }
-
     *val = env->mcountinhibit;
     return RISCV_EXCP_NONE;
 }
@@ -1654,10 +1650,6 @@  static RISCVException write_mcountinhibit(CPURISCVState *env, int csrno,
     int cidx;
     PMUCTRState *counter;
 
-    if (env->priv_ver < PRIV_VERSION_1_11_0) {
-        return RISCV_EXCP_ILLEGAL_INST;
-    }
-
     env->mcountinhibit = val;
 
     /* Check if any other counter is also monitoring cycles/instructions */