diff options
Diffstat (limited to 'sim/mips/sky-pke.h')
| -rw-r--r-- | sim/mips/sky-pke.h | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/sim/mips/sky-pke.h b/sim/mips/sky-pke.h index 081b8f1..5955842 100644 --- a/sim/mips/sky-pke.h +++ b/sim/mips/sky-pke.h @@ -15,6 +15,16 @@ void pke0_issue(SIM_DESC sd); void pke1_attach(SIM_DESC sd); void pke1_issue(SIM_DESC sd); +/* structs declared below */ +struct pke_fifo; +struct fifo_quadword; + +unsigned_4 pke_fifo_flush(struct pke_fifo*); +void pke_fifo_reset(struct pke_fifo*); +struct fifo_quadword* pke_fifo_fit(struct pke_fifo*); +struct fifo_quadword* pke_fifo_access(struct pke_fifo*, unsigned_4 qwnum); +void pke_fifo_old(struct pke_fifo*, unsigned_4 qwnum); + /* Quadword data type */ @@ -344,7 +354,8 @@ enum wordclass wc_dma = 'D', wc_pkecode = 'P', wc_unknown = '?', - wc_pkedata = '.' + wc_pkedata = '.', + wc_gpuiftag = 'g' }; @@ -361,13 +372,13 @@ struct fifo_quadword /* quadword FIFO structure for PKE */ -struct pke_fifo +typedef struct pke_fifo { struct fifo_quadword** quadwords; /* pointer to fifo quadwords */ unsigned_4 origin; /* quadword serial number of quadwords[0] */ unsigned_4 length; /* length of quadword pointer array: 0..N */ unsigned_4 next; /* relative index of first unfilled quadword: 0..length-1 */ -}; +} pke_fifo; #define PKE_FIFO_GROW_SIZE 1000 /* number of quadword pointers to allocate */ #define PKE_FIFO_ARCHEOLOGY 1000 /* number of old quadwords to keep as history */ @@ -394,6 +405,13 @@ struct pke_device struct pke_fifo fifo; /* array of FIFO quadword pointers */ FILE* fifo_trace_file; /* stdio stream open in append mode, or 0 for no trace */ + /* FIFO cache -- curry last search pke_pcrel_fifo results */ + unsigned_4 last_fifo_pc; + unsigned_4 last_qw_pc; + unsigned_4 last_num; + unsigned_4 last_new_fifo_pc; + unsigned_4 last_new_qw_pc; + /* PC */ int fifo_pc; /* 0 .. (fifo_num_elements-1): quadword index of next instruction */ int qw_pc; /* 0 .. 3: word index of next instruction */ |