devs/foxbox
1
0
Fork 0
forked from len0rd/rockbox
Code Pull requests Activity

FS#12113: Optimize IRAM configuration for SPC. Performance increases by 5-6% on PP5022, PP5024 and S5L870x. No change of performance on Coldfire, PP5002 and PP5020.

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29887 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Andree Buschmann 2011-05-15 16:08:50 +00:00
parent 41723bc14b
commit 46507d29b4
5 changed files with 47 additions and 28 deletions
Download patch file Download diff file Expand all files Collapse all files

58
apps/codecs/libspc/spc_codec.h
View file

@ -89,20 +89,41 @@
#define SPC_NOECHO 1
#endif
#ifdef CPU_ARM
#if (CONFIG_CPU == MCF5250)
#define IBSS_ATTR_SPC IBSS_ATTR
#define ICODE_ATTR_SPC ICODE_ATTR
#define ICONST_ATTR_SPC ICONST_ATTR
/* Not enough IRAM available to move further data to it. */
#define IBSS_ATTR_SPC_LARGE_IRAM
#if CONFIG_CPU != PP5002
#undef ICODE_ATTR
#define ICODE_ATTR
#elif (CONFIG_CPU == PP5020)
/* spc is slower on PP5020 when moving data to IRAM. */
#define IBSS_ATTR_SPC
#define ICODE_ATTR_SPC
#define ICONST_ATTR_SPC
/* Not enough IRAM available to move further data to it. */
#define IBSS_ATTR_SPC_LARGE_IRAM
#undef IDATA_ATTR
#define IDATA_ATTR
#elif (CONFIG_CPU == PP5022) || (CONFIG_CPU == PP5024)
#define IBSS_ATTR_SPC IBSS_ATTR
#define ICODE_ATTR_SPC ICODE_ATTR
#define ICONST_ATTR_SPC ICONST_ATTR
/* Not enough IRAM available to move further data to it. */
#define IBSS_ATTR_SPC_LARGE_IRAM
#undef ICONST_ATTR
#define ICONST_ATTR
#elif defined(CPU_S5L870X)
#define IBSS_ATTR_SPC IBSS_ATTR
#define ICODE_ATTR_SPC ICODE_ATTR
#define ICONST_ATTR_SPC ICONST_ATTR
/* Very large IRAM. Move even more data to it. */
#define IBSS_ATTR_SPC_LARGE_IRAM IBSS_ATTR
#undef IBSS_ATTR
#define IBSS_ATTR
#else
#define IBSS_ATTR_SPC IBSS_ATTR
#define ICODE_ATTR_SPC ICODE_ATTR
#define ICONST_ATTR_SPC ICONST_ATTR
/* Not enough IRAM available to move further data to it. */
#define IBSS_ATTR_SPC_LARGE_IRAM
#endif
#if SPC_DUAL_CORE
@ -111,7 +132,6 @@
#undef SHAREDDATA_ATTR
#define SHAREDDATA_ATTR __attribute__((section(".idata")))
#endif
#endif
/* Samples per channel per iteration */
#if defined(CPU_PP) && NUM_CORES == 1
@ -192,7 +212,7 @@ struct cpu_ram_t
#define RAM ram.ram
extern struct cpu_ram_t ram;
long CPU_run( THIS, long start_time ) ICODE_ATTR;
long CPU_run( THIS, long start_time ) ICODE_ATTR_SPC;
void CPU_Init( THIS );
/* The DSP portion (awe!) */
@ -375,7 +395,7 @@ struct Spc_Dsp
#endif
};
void DSP_run_( struct Spc_Dsp* this, long count, int32_t* out_buf ) ICODE_ATTR;
void DSP_run_( struct Spc_Dsp* this, long count, int32_t* out_buf ) ICODE_ATTR_SPC;
void DSP_reset( struct Spc_Dsp* this );
static inline void DSP_run( struct Spc_Dsp* this, long count, int32_t* out )
@ -412,7 +432,7 @@ struct Timer
int counter;
};
void Timer_run_( struct Timer* t, long time ) ICODE_ATTR;
void Timer_run_( struct Timer* t, long time ) ICODE_ATTR_SPC;
static inline void Timer_run( struct Timer* t, long time )
{
@ -461,7 +481,7 @@ void SPC_Init( THIS );
int SPC_load_spc( THIS, const void* data, long size );
/**************** DSP interaction ****************/
void DSP_write( struct Spc_Dsp* this, int i, int data ) ICODE_ATTR;
void DSP_write( struct Spc_Dsp* this, int i, int data ) ICODE_ATTR_SPC;
static inline int DSP_read( struct Spc_Dsp* this, int i )
{
@ -469,7 +489,7 @@ static inline int DSP_read( struct Spc_Dsp* this, int i )
return this->r.reg [i];
}
void SPC_run_dsp_( THIS, long time ) ICODE_ATTR;
void SPC_run_dsp_( THIS, long time ) ICODE_ATTR_SPC;
static inline void SPC_run_dsp( THIS, long time )
{
@ -477,10 +497,10 @@ static inline void SPC_run_dsp( THIS, long time )
SPC_run_dsp_( this, time );
}
int SPC_read( THIS, unsigned addr, long const time ) ICODE_ATTR;
void SPC_write( THIS, unsigned addr, int data, long const time ) ICODE_ATTR;
int SPC_read( THIS, unsigned addr, long const time ) ICODE_ATTR_SPC;
void SPC_write( THIS, unsigned addr, int data, long const time ) ICODE_ATTR_SPC;
/**************** Sample generation ****************/
int SPC_play( THIS, long count, int32_t* out ) ICODE_ATTR;
int SPC_play( THIS, long count, int32_t* out ) ICODE_ATTR_SPC;
#endif /* _SPC_CODEC_H_ */