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32x, finetuning

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This commit is contained in:
kub 2019-10-19 08:53:28 +02:00
parent 1fd8f98696
commit 7e940f142e
4 changed files with 41 additions and 43 deletions
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31
cpu/sh2/compiler.c
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@ -272,9 +272,9 @@ static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr)
// and can be discarded early
// XXX: need to tune sizes
static const int tcache_sizes[TCACHE_BUFFERS] = {
DRC_TCACHE_SIZE * 14 / 16, // ROM (rarely used), DRAM
DRC_TCACHE_SIZE / 16, // BIOS, data array in master sh2
DRC_TCACHE_SIZE / 16, // ... slave
DRC_TCACHE_SIZE * 30 / 32, // ROM (rarely used), DRAM
DRC_TCACHE_SIZE / 32, // BIOS, data array in master sh2
DRC_TCACHE_SIZE / 32, // ... slave
};
static u8 *tcache_bases[TCACHE_BUFFERS];
@ -332,13 +332,13 @@ struct block_desc {
struct block_entry entryp[MAX_BLOCK_ENTRIES];
};
#define BLOCK_MAX_COUNT(tcid) ((tcid) ? 256 : 16*256)
#define BLOCK_MAX_COUNT(tcid) ((tcid) ? 256 : 32*256)
static struct block_desc *block_tables[TCACHE_BUFFERS];
static int block_counts[TCACHE_BUFFERS];
static int block_limit[TCACHE_BUFFERS];
// we have block_link_pool to avoid using mallocs
#define BLOCK_LINK_MAX_COUNT(tcid) ((tcid) ? 1024 : 16*1024)
#define BLOCK_LINK_MAX_COUNT(tcid) ((tcid) ? 512 : 32*512)
static struct block_link *block_link_pool[TCACHE_BUFFERS];
static int block_link_pool_counts[TCACHE_BUFFERS];
static struct block_link **unresolved_links[TCACHE_BUFFERS];
@ -363,7 +363,7 @@ static struct block_list *inactive_blocks[TCACHE_BUFFERS];
// each array has len: sizeof(mem) / INVAL_PAGE_SIZE
static struct block_list **inval_lookup[TCACHE_BUFFERS];
#define HASH_TABLE_SIZE(tcid) ((tcid) ? 256 : 64*256)
#define HASH_TABLE_SIZE(tcid) ((tcid) ? 512 : 64*512)
static struct block_entry **hash_tables[TCACHE_BUFFERS];
#define HASH_FUNC(hash_tab, addr, mask) \
@ -5188,20 +5188,14 @@ static void sh2_smc_rm_blocks(u32 a, int len, int tcache_id, u32 shift)
#endif
}
void sh2_drc_wcheck_ram(unsigned int a, unsigned t, SH2 *sh2)
void sh2_drc_wcheck_ram(unsigned int a, unsigned len, SH2 *sh2)
{
int off = ((u16) t ? 0 : 2);
int len = ((u16) t ? 2 : 0) + (t >> 16 ? 2 : 0);
sh2_smc_rm_blocks(a + off, len, 0, SH2_DRCBLK_RAM_SHIFT);
sh2_smc_rm_blocks(a, len, 0, SH2_DRCBLK_RAM_SHIFT);
}
void sh2_drc_wcheck_da(unsigned int a, unsigned t, SH2 *sh2)
void sh2_drc_wcheck_da(unsigned int a, unsigned len, SH2 *sh2)
{
int off = ((u16) t ? 0 : 2);
int len = ((u16) t ? 2 : 0) + (t >> 16 ? 2 : 0);
sh2_smc_rm_blocks(a + off, len, 1 + sh2->is_slave, SH2_DRCBLK_DA_SHIFT);
sh2_smc_rm_blocks(a, len, 1 + sh2->is_slave, SH2_DRCBLK_DA_SHIFT);
}
int sh2_execute_drc(SH2 *sh2c, int cycles)
@ -6403,6 +6397,9 @@ end:
last_btarget = 0;
op = 0; // delay/poll insns counter
for (i = 0, pc = base_pc; i < i_end; i++, pc += 2) {
int null;
if ((op_flags[i] & OF_BTARGET) && dr_get_entry(pc, is_slave, &null))
break; // branch target already compiled
opd = &ops[i];
crc += FETCH_OP(pc);
@ -6483,7 +6480,7 @@ end:
op ++; // condition 2
#endif
}
end_pc = base_pc + i_end * 2;
end_pc = pc;
// end_literals is used to decide to inline a literal or not
// XXX: need better detection if this actually is used in write

4
cpu/sh2/compiler.h
View file

@ -1,7 +1,7 @@
int sh2_drc_init(SH2 *sh2);
void sh2_drc_finish(SH2 *sh2);
void sh2_drc_wcheck_ram(unsigned int a, unsigned val, SH2 *sh2);
void sh2_drc_wcheck_da(unsigned int a, unsigned val, SH2 *sh2);
void sh2_drc_wcheck_ram(unsigned int a, unsigned len, SH2 *sh2);
void sh2_drc_wcheck_da(unsigned int a, unsigned len, SH2 *sh2);
#ifdef DRC_SH2
void sh2_drc_mem_setup(SH2 *sh2);