Re: [PATCH] linux-user/vm86: Fix compilation with Clang

[Dr. David Alan Gilbert]

* Thomas Huth (thuth@redhat.com) wrote:
> Since commit 95b9c27c81 ("linux-user: Remove unused handle_vm86_fault")
> a bunch of other "static inline" function are now unused, too. Clang
> warns about such unused "static inline" functions in .c files, so the
> build currently breaks when compiling with "--enable-werror". Remove
> the unused functions to get it going again.
> 
> Fixes: 95b9c27c81 ("linux-user: Remove unused handle_vm86_fault")
> Signed-off-by: Thomas Huth <thuth@redhat.com>

Sorry about that - thanks for the fix!

Reviewed-by: Dr. David Alan Gilbert <dave@treblig.org>

> ---
>  linux-user/vm86.c | 65 -----------------------------------------------
>  1 file changed, 65 deletions(-)
> 
> diff --git a/linux-user/vm86.c b/linux-user/vm86.c
> index 31a2d707cf..5091d53fb8 100644
> --- a/linux-user/vm86.c
> +++ b/linux-user/vm86.c
> @@ -47,30 +47,6 @@ static inline void vm_putw(CPUX86State *env, uint32_t 
> segptr,
>      cpu_stw_data(env, segptr + (reg16 & 0xffff), val);
>  }
>  
> -static inline void vm_putl(CPUX86State *env, uint32_t segptr,
> -                           unsigned int reg16, unsigned int val)
> -{
> -    cpu_stl_data(env, segptr + (reg16 & 0xffff), val);
> -}
> -
> -static inline unsigned int vm_getb(CPUX86State *env,
> -                                   uint32_t segptr, unsigned int reg16)
> -{
> -    return cpu_ldub_data(env, segptr + (reg16 & 0xffff));
> -}
> -
> -static inline unsigned int vm_getw(CPUX86State *env,
> -                                   uint32_t segptr, unsigned int reg16)
> -{
> -    return cpu_lduw_data(env, segptr + (reg16 & 0xffff));
> -}
> -
> -static inline unsigned int vm_getl(CPUX86State *env,
> -                                   uint32_t segptr, unsigned int reg16)
> -{
> -    return cpu_ldl_data(env, segptr + (reg16 & 0xffff));
> -}
> -
>  void save_v86_state(CPUX86State *env)
>  {
>      CPUState *cs = env_cpu(env);
> @@ -131,19 +107,6 @@ static inline void return_to_32bit(CPUX86State *env, int 
> retval)
>      env->regs[R_EAX] = retval;
>  }
>  
> -static inline int set_IF(CPUX86State *env)
> -{
> -    CPUState *cs = env_cpu(env);
> -    TaskState *ts = get_task_state(cs);
> -
> -    ts->v86flags |= VIF_MASK;
> -    if (ts->v86flags & VIP_MASK) {
> -        return_to_32bit(env, TARGET_VM86_STI);
> -        return 1;
> -    }
> -    return 0;
> -}
> -
>  static inline void clear_IF(CPUX86State *env)
>  {
>      CPUState *cs = env_cpu(env);
> @@ -162,34 +125,6 @@ static inline void clear_AC(CPUX86State *env)
>      env->eflags &= ~AC_MASK;
>  }
>  
> -static inline int set_vflags_long(unsigned long eflags, CPUX86State *env)
> -{
> -    CPUState *cs = env_cpu(env);
> -    TaskState *ts = get_task_state(cs);
> -
> -    set_flags(ts->v86flags, eflags, ts->v86mask);
> -    set_flags(env->eflags, eflags, SAFE_MASK);
> -    if (eflags & IF_MASK)
> -        return set_IF(env);
> -    else
> -        clear_IF(env);
> -    return 0;
> -}
> -
> -static inline int set_vflags_short(unsigned short flags, CPUX86State *env)
> -{
> -    CPUState *cs = env_cpu(env);
> -    TaskState *ts = get_task_state(cs);
> -
> -    set_flags(ts->v86flags, flags, ts->v86mask & 0xffff);
> -    set_flags(env->eflags, flags, SAFE_MASK);
> -    if (flags & IF_MASK)
> -        return set_IF(env);
> -    else
> -        clear_IF(env);
> -    return 0;
> -}
> -
>  static inline unsigned int get_vflags(CPUX86State *env)
>  {
>      CPUState *cs = env_cpu(env);
> -- 
> 2.46.1
> 
-- 
 -----Open up your eyes, open up your mind, open up your code -------   
/ Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
\        dave @ treblig.org |                               | In Hex /
 \ _________________________|_____ http://www.treblig.org   |_______/