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Re: [PATCH v2 2/9] hw/audio/fmopl: Move ENV_CURVE to .heap to save 32KiB


From: Stefano Garzarella
Subject: Re: [PATCH v2 2/9] hw/audio/fmopl: Move ENV_CURVE to .heap to save 32KiB of .bss
Date: Thu, 5 Mar 2020 14:48:37 +0100

On Thu, Mar 05, 2020 at 02:44:03PM +0100, Stefano Garzarella wrote:
> On Thu, Mar 05, 2020 at 01:45:18PM +0100, Philippe Mathieu-Daudé wrote:
> > This buffer is only used by the adlib audio device. Move it to
> > the .heap to release 32KiB of .bss (size reported on x86_64 host).
> > 
> > Signed-off-by: Philippe Mathieu-Daudé <address@hidden>
> > ---
> >  hw/audio/fmopl.c | 4 +++-
> >  1 file changed, 3 insertions(+), 1 deletion(-)
> > 
> > diff --git a/hw/audio/fmopl.c b/hw/audio/fmopl.c
> > index 173a7521f2..356d4dfbca 100644
> > --- a/hw/audio/fmopl.c
> > +++ b/hw/audio/fmopl.c
> > @@ -186,7 +186,7 @@ static int32_t *VIB_TABLE;
> >  
> >  /* envelope output curve table */
> >  /* attack + decay + OFF */
> > -static int32_t ENV_CURVE[2*EG_ENT+1];
> > +static int32_t *ENV_CURVE;
> >  
> >  /* multiple table */
> >  #define ML 2
> > @@ -1090,6 +1090,7 @@ FM_OPL *OPLCreate(int clock, int rate)
> >     OPL->clock = clock;
> >     OPL->rate  = rate;
> >     OPL->max_ch = max_ch;
> > +    ENV_CURVE = g_new(int32_t, 2 * EG_ENT + 1);

Should we use g_new0() ?

> >     /* init grobal tables */
> >     OPL_initialize(OPL);
> >     /* reset chip */
> > @@ -1127,6 +1128,7 @@ void OPLDestroy(FM_OPL *OPL)
> >  #endif
> >     OPL_UnLockTable();
> >     free(OPL);
> > +    g_free(ENV_CURVE);
> 
> Just for curiosity, here the entire fmopl.c is indented with tabs.
> 
> In this case, is it better to continue with the tabs or use spaces
> for new changes?
> 
> Anyway the changes LGTM:
> Reviewed-by: Stefano Garzarella <address@hidden>




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