diff mbox series

[v2,4/4] target/riscv: Restrict riscv_cpu_do_interrupt() to sysemu

Message ID 20230628063234.32544-5-philmd@linaro.org
State Superseded
Headers show
Series target/riscv: Misc header cleanups | expand

Commit Message

Philippe Mathieu-Daudé June 28, 2023, 6:32 a.m. UTC
riscv_cpu_do_interrupt() is not reachable on user emulation.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/riscv/cpu.h        | 5 +++--
 target/riscv/cpu_helper.c | 7 ++-----
 2 files changed, 5 insertions(+), 7 deletions(-)

Comments

Daniel Henrique Barboza June 30, 2023, 12:15 p.m. UTC | #1
On 6/28/23 03:32, Philippe Mathieu-Daudé wrote:
> riscv_cpu_do_interrupt() is not reachable on user emulation.
> 
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---

Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>

>   target/riscv/cpu.h        | 5 +++--
>   target/riscv/cpu_helper.c | 7 ++-----
>   2 files changed, 5 insertions(+), 7 deletions(-)
> 
> diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
> index cc20ee25a7..ab6aa7e3ea 100644
> --- a/target/riscv/cpu.h
> +++ b/target/riscv/cpu.h
> @@ -409,7 +409,6 @@ extern const char * const riscv_int_regnamesh[];
>   extern const char * const riscv_fpr_regnames[];
>   
>   const char *riscv_cpu_get_trap_name(target_ulong cause, bool async);
> -void riscv_cpu_do_interrupt(CPUState *cpu);
>   int riscv_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
>                                  int cpuid, DumpState *s);
>   int riscv_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
> @@ -442,6 +441,7 @@ void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp);
>   #define cpu_mmu_index riscv_cpu_mmu_index
>   
>   #ifndef CONFIG_USER_ONLY
> +void riscv_cpu_do_interrupt(CPUState *cpu);
>   void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
>                                        vaddr addr, unsigned size,
>                                        MMUAccessType access_type,
> @@ -465,7 +465,8 @@ void riscv_cpu_set_aia_ireg_rmw_fn(CPURISCVState *env, uint32_t priv,
>                                      void *rmw_fn_arg);
>   
>   RISCVException smstateen_acc_ok(CPURISCVState *env, int index, uint64_t bit);
> -#endif
> +#endif /* !CONFIG_USER_ONLY */
> +
>   void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv);
>   
>   void riscv_translate_init(void);
> diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
> index 3c28396eaf..3f5ba2b4ef 100644
> --- a/target/riscv/cpu_helper.c
> +++ b/target/riscv/cpu_helper.c
> @@ -1580,7 +1580,6 @@ static target_ulong riscv_transformed_insn(CPURISCVState *env,
>   
>       return xinsn;
>   }
> -#endif /* !CONFIG_USER_ONLY */
>   
>   /*
>    * Handle Traps
> @@ -1590,8 +1589,6 @@ static target_ulong riscv_transformed_insn(CPURISCVState *env,
>    */
>   void riscv_cpu_do_interrupt(CPUState *cs)
>   {
> -#if !defined(CONFIG_USER_ONLY)
> -
>       RISCVCPU *cpu = RISCV_CPU(cs);
>       CPURISCVState *env = &cpu->env;
>       bool write_gva = false;
> @@ -1784,6 +1781,6 @@ void riscv_cpu_do_interrupt(CPUState *cs)
>   
>       env->two_stage_lookup = false;
>       env->two_stage_indirect_lookup = false;
> -#endif
> -    cs->exception_index = RISCV_EXCP_NONE; /* mark handled to qemu */
>   }
> +
> +#endif /* !CONFIG_USER_ONLY */
diff mbox series

Patch

diff --git a/target/riscv/cpu.h b/target/riscv/cpu.h
index cc20ee25a7..ab6aa7e3ea 100644
--- a/target/riscv/cpu.h
+++ b/target/riscv/cpu.h
@@ -409,7 +409,6 @@  extern const char * const riscv_int_regnamesh[];
 extern const char * const riscv_fpr_regnames[];
 
 const char *riscv_cpu_get_trap_name(target_ulong cause, bool async);
-void riscv_cpu_do_interrupt(CPUState *cpu);
 int riscv_cpu_write_elf64_note(WriteCoreDumpFunction f, CPUState *cs,
                                int cpuid, DumpState *s);
 int riscv_cpu_write_elf32_note(WriteCoreDumpFunction f, CPUState *cs,
@@ -442,6 +441,7 @@  void riscv_cpu_validate_set_extensions(RISCVCPU *cpu, Error **errp);
 #define cpu_mmu_index riscv_cpu_mmu_index
 
 #ifndef CONFIG_USER_ONLY
+void riscv_cpu_do_interrupt(CPUState *cpu);
 void riscv_cpu_do_transaction_failed(CPUState *cs, hwaddr physaddr,
                                      vaddr addr, unsigned size,
                                      MMUAccessType access_type,
@@ -465,7 +465,8 @@  void riscv_cpu_set_aia_ireg_rmw_fn(CPURISCVState *env, uint32_t priv,
                                    void *rmw_fn_arg);
 
 RISCVException smstateen_acc_ok(CPURISCVState *env, int index, uint64_t bit);
-#endif
+#endif /* !CONFIG_USER_ONLY */
+
 void riscv_cpu_set_mode(CPURISCVState *env, target_ulong newpriv);
 
 void riscv_translate_init(void);
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c
index 3c28396eaf..3f5ba2b4ef 100644
--- a/target/riscv/cpu_helper.c
+++ b/target/riscv/cpu_helper.c
@@ -1580,7 +1580,6 @@  static target_ulong riscv_transformed_insn(CPURISCVState *env,
 
     return xinsn;
 }
-#endif /* !CONFIG_USER_ONLY */
 
 /*
  * Handle Traps
@@ -1590,8 +1589,6 @@  static target_ulong riscv_transformed_insn(CPURISCVState *env,
  */
 void riscv_cpu_do_interrupt(CPUState *cs)
 {
-#if !defined(CONFIG_USER_ONLY)
-
     RISCVCPU *cpu = RISCV_CPU(cs);
     CPURISCVState *env = &cpu->env;
     bool write_gva = false;
@@ -1784,6 +1781,6 @@  void riscv_cpu_do_interrupt(CPUState *cs)
 
     env->two_stage_lookup = false;
     env->two_stage_indirect_lookup = false;
-#endif
-    cs->exception_index = RISCV_EXCP_NONE; /* mark handled to qemu */
 }
+
+#endif /* !CONFIG_USER_ONLY */