TCG: Move translation block variables to new context inside tcg_ctx: tb_ctx
It's worth to clean-up translation blocks variables and move them
into one context as was suggested by Swirl.
Also if we use this context directly inside tcg_ctx, then it
speeds up code generation a bit.
Signed-off-by: Evgeny Voevodin <evgenyvoevodin@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h
index d235ef8..f685c28 100644
--- a/include/exec/exec-all.h
+++ b/include/exec/exec-all.h
@@ -168,6 +168,25 @@
uint32_t icount;
};
+#include "exec/spinlock.h"
+
+typedef struct TBContext TBContext;
+
+struct TBContext {
+
+ TranslationBlock *tbs;
+ TranslationBlock *tb_phys_hash[CODE_GEN_PHYS_HASH_SIZE];
+ int nb_tbs;
+ /* any access to the tbs or the page table must use this lock */
+ spinlock_t tb_lock;
+
+ /* statistics */
+ int tb_flush_count;
+ int tb_phys_invalidate_count;
+
+ int tb_invalidated_flag;
+};
+
static inline unsigned int tb_jmp_cache_hash_page(target_ulong pc)
{
target_ulong tmp;
@@ -192,8 +211,6 @@
void tb_flush(CPUArchState *env);
void tb_phys_invalidate(TranslationBlock *tb, tb_page_addr_t page_addr);
-extern TranslationBlock *tb_phys_hash[CODE_GEN_PHYS_HASH_SIZE];
-
#if defined(USE_DIRECT_JUMP)
#if defined(CONFIG_TCG_INTERPRETER)
@@ -275,12 +292,6 @@
}
}
-#include "exec/spinlock.h"
-
-extern spinlock_t tb_lock;
-
-extern int tb_invalidated_flag;
-
/* The return address may point to the start of the next instruction.
Subtracting one gets us the call instruction itself. */
#if defined(CONFIG_TCG_INTERPRETER)