[RFC v3 07/71] target/riscv: rvv-1.0: remove vxrm and vxsat fields from fcsr register

[frank . chang]

From: Frank Chang <frank.ch...@sifive.com>

Remove VXRM and VXSAT fields from FCSR register as they are only
presented in VCSR register.

Signed-off-by: Frank Chang <frank.ch...@sifive.com>
---
 target/riscv/csr.c | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/target/riscv/csr.c b/target/riscv/csr.c
index 7f937e5b9c8..34c951d5d4b 100644
--- a/target/riscv/csr.c
+++ b/target/riscv/csr.c
@@ -166,10 +166,6 @@ static int read_fcsr(CPURISCVState *env, int csrno, 
target_ulong *val)
 #endif
     *val = (riscv_cpu_get_fflags(env) << FSR_AEXC_SHIFT)
         | (env->frm << FSR_RD_SHIFT);
-    if (vs(env, csrno) >= 0) {
-        *val |= (env->vxrm << FSR_VXRM_SHIFT)
-                | (env->vxsat << FSR_VXSAT_SHIFT);
-    }
     return 0;
 }
 
@@ -180,13 +176,8 @@ static int write_fcsr(CPURISCVState *env, int csrno, 
target_ulong val)
         return -1;
     }
     env->mstatus |= MSTATUS_FS;
-    env->mstatus |= MSTATUS_VS;
 #endif
     env->frm = (val & FSR_RD) >> FSR_RD_SHIFT;
-    if (vs(env, csrno) >= 0) {
-        env->vxrm = (val & FSR_VXRM) >> FSR_VXRM_SHIFT;
-        env->vxsat = (val & FSR_VXSAT) >> FSR_VXSAT_SHIFT;
-    }
     riscv_cpu_set_fflags(env, (val & FSR_AEXC) >> FSR_AEXC_SHIFT);
     return 0;
 }
-- 
2.17.1