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sh2 drc, fix for cpu cache handling

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This commit is contained in:
kub 2020-10-10 14:21:10 +02:00
parent 07a08efcfc
commit 4153006fb8
7 changed files with 16 additions and 17 deletions
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16
cpu/sh2/compiler.c
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@ -815,16 +815,14 @@ static void dr_block_link(struct block_entry *be, struct block_link *bl, int emi
// via blx: @jump near jumpcc to blx; @blx far jump
emith_jump_patch(jump, bl->blx, &jump);
emith_jump_at(bl->blx, be->tcache_ptr);
if ((((uintptr_t)bl->blx & 0x0f) + emith_jump_at_size()-1) > 0x0f)
host_instructions_updated(bl->blx, bl->blx + emith_jump_at_size());
host_instructions_updated(bl->blx, bl->blx + emith_jump_at_size(),
((uintptr_t)bl->blx & 0x0f) + emith_jump_at_size()-1 > 0x0f);
}
} else {
printf("unknown BL type %d\n", bl->type);
exit(1);
}
// only needs sync if patch is possibly crossing cacheline (assume 16 byte)
if ((((uintptr_t)jump & 0x0f) + jsz-1) > 0x0f)
host_instructions_updated(jump, jump + jsz);
host_instructions_updated(jump, jump + jsz, ((uintptr_t)jump & 0x0f) + jsz-1 > 0x0f);
}
// move bl to block_entry
@ -855,13 +853,13 @@ static void dr_block_unlink(struct block_link *bl, int emit_jump)
// via blx: @jump near jumpcc to blx; @blx load target_pc, far jump
emith_jump_patch(bl->jump, bl->blx, &jump);
memcpy(bl->blx, bl->jdisp, emith_jump_at_size());
host_instructions_updated(bl->blx, bl->blx + emith_jump_at_size());
host_instructions_updated(bl->blx, bl->blx + emith_jump_at_size(), 1);
} else {
printf("unknown BL type %d\n", bl->type);
exit(1);
}
// update cpu caches since the previous jump target doesn't exist anymore
host_instructions_updated(jump, jump + jsz);
host_instructions_updated(jump, jump + jsz, 1);
}
if (bl->prev)
@ -5143,7 +5141,7 @@ end_op:
memcpy(bl->jdisp, bl->blx ?: bl->jump, emith_jump_at_size());
ring_alloc(&tcache_ring[tcache_id], tcache_ptr - block_entry_ptr);
host_instructions_updated(block_entry_ptr, tcache_ptr);
host_instructions_updated(block_entry_ptr, tcache_ptr, 1);
dr_activate_block(block, tcache_id, sh2->is_slave);
emith_update_cache();
@ -5879,7 +5877,7 @@ int sh2_drc_init(SH2 *sh2)
tcache_ptr = tcache;
sh2_generate_utils();
host_instructions_updated(tcache, tcache_ptr);
host_instructions_updated(tcache, tcache_ptr, 1);
emith_update_cache();
i = tcache_ptr - tcache;