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| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-28 12:30:31 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-05-28 12:30:31 +0000 |
| commit | 26a5f13b8eb1281d0552fe323e869806f3cefbfb (patch) | |
| tree | 6b5d393ea5fba9a28e651dc908f4a3ba9b8ebc32 /exec-all.h | |
| parent | bed5cc520707ba4382444c4fb2afd428df080e6c (diff) | |
| download | qemu-26a5f13b8eb1281d0552fe323e869806f3cefbfb.tar.gz | |
variable dynamic translation buffer size
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4600 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'exec-all.h')
| -rw-r--r-- | exec-all.h | 37 |
1 files changed, 2 insertions, 35 deletions
diff --git a/exec-all.h b/exec-all.h index d1e581b105..eaf7c40613 100644 --- a/exec-all.h +++ b/exec-all.h @@ -56,12 +56,6 @@ typedef void (GenOpFunc1)(long); typedef void (GenOpFunc2)(long, long); typedef void (GenOpFunc3)(long, long, long); -#if defined(TARGET_I386) - -void optimize_flags_init(void); - -#endif - extern FILE *logfile; extern int loglevel; @@ -105,31 +99,7 @@ static inline int tlb_set_page(CPUState *env1, target_ulong vaddr, #define CODE_GEN_PHYS_HASH_BITS 15 #define CODE_GEN_PHYS_HASH_SIZE (1 << CODE_GEN_PHYS_HASH_BITS) -/* maximum total translate dcode allocated */ - -/* NOTE: the translated code area cannot be too big because on some - archs the range of "fast" function calls is limited. Here is a - summary of the ranges: - - i386 : signed 32 bits - arm : signed 26 bits - ppc : signed 24 bits - sparc : signed 32 bits - alpha : signed 23 bits -*/ - -#if defined(__alpha__) -#define CODE_GEN_BUFFER_SIZE (2 * 1024 * 1024) -#elif defined(__ia64) -#define CODE_GEN_BUFFER_SIZE (4 * 1024 * 1024) /* range of addl */ -#elif defined(__powerpc__) -#define CODE_GEN_BUFFER_SIZE (6 * 1024 * 1024) -#else -/* XXX: make it dynamic on x86 */ -#define CODE_GEN_BUFFER_SIZE (64 * 1024 * 1024) -#endif - -//#define CODE_GEN_BUFFER_SIZE (128 * 1024) +#define MIN_CODE_GEN_BUFFER_SIZE (1024 * 1024) /* estimated block size for TB allocation */ /* XXX: use a per code average code fragment size and modulate it @@ -140,8 +110,6 @@ static inline int tlb_set_page(CPUState *env1, target_ulong vaddr, #define CODE_GEN_AVG_BLOCK_SIZE 64 #endif -#define CODE_GEN_MAX_BLOCKS (CODE_GEN_BUFFER_SIZE / CODE_GEN_AVG_BLOCK_SIZE) - #if defined(__powerpc__) || defined(__x86_64__) || defined(__arm__) #define USE_DIRECT_JUMP #endif @@ -210,9 +178,8 @@ void tb_link_phys(TranslationBlock *tb, target_ulong phys_pc, target_ulong phys_page2); extern TranslationBlock *tb_phys_hash[CODE_GEN_PHYS_HASH_SIZE]; - -extern uint8_t code_gen_buffer[CODE_GEN_BUFFER_SIZE]; extern uint8_t *code_gen_ptr; +extern int code_gen_max_blocks; #if defined(USE_DIRECT_JUMP) |