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target/riscv: Use the RISCVException enum for CSR operations

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Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Message-id: 8566c4c271723f27f3ae8fc2429f906a459f17ce.1617290165.git.alistair.francis@wdc.com
This commit is contained in:
Alistair Francis 2021-04-01 11:17:57 -04:00
parent d6f20dacea
commit 605def6eee
2 changed files with 382 additions and 261 deletions
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14
target/riscv/cpu.h
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@ -474,12 +474,14 @@ static inline target_ulong riscv_csr_read(CPURISCVState *env, int csrno)
typedef RISCVException (*riscv_csr_predicate_fn)(CPURISCVState *env,
int csrno);
typedef int (*riscv_csr_read_fn)(CPURISCVState *env, int csrno,
target_ulong *ret_value);
typedef int (*riscv_csr_write_fn)(CPURISCVState *env, int csrno,
target_ulong new_value);
typedef int (*riscv_csr_op_fn)(CPURISCVState *env, int csrno,
target_ulong *ret_value, target_ulong new_value, target_ulong write_mask);
typedef RISCVException (*riscv_csr_read_fn)(CPURISCVState *env, int csrno,
target_ulong *ret_value);
typedef RISCVException (*riscv_csr_write_fn)(CPURISCVState *env, int csrno,
target_ulong new_value);
typedef RISCVException (*riscv_csr_op_fn)(CPURISCVState *env, int csrno,
target_ulong *ret_value,
target_ulong new_value,
target_ulong write_mask);
typedef struct {
const char *name;

629
target/riscv/csr.c
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