diff options
Diffstat (limited to 'exec-all.h')
| -rw-r--r-- | exec-all.h | 55 |
1 files changed, 5 insertions, 50 deletions
@@ -36,10 +36,6 @@ struct TranslationBlock; #define OPPARAM_BUF_SIZE (OPC_BUF_SIZE * 3) -extern uint16_t gen_opc_buf[OPC_BUF_SIZE]; -extern uint32_t gen_opparam_buf[OPPARAM_BUF_SIZE]; -extern long gen_labels[OPC_BUF_SIZE]; -extern int nb_gen_labels; extern target_ulong gen_opc_pc[OPC_BUF_SIZE]; extern target_ulong gen_opc_npc[OPC_BUF_SIZE]; extern uint8_t gen_opc_cc_op[OPC_BUF_SIZE]; @@ -63,8 +59,8 @@ extern int loglevel; int gen_intermediate_code(CPUState *env, struct TranslationBlock *tb); int gen_intermediate_code_pc(CPUState *env, struct TranslationBlock *tb); -void dump_ops(const uint16_t *opc_buf, const uint32_t *opparam_buf); unsigned long code_gen_max_block_size(void); +void cpu_gen_init(void); int cpu_gen_code(CPUState *env, struct TranslationBlock *tb, int *gen_code_size_ptr); int cpu_restore_state(struct TranslationBlock *tb, @@ -120,6 +116,7 @@ static inline int tlb_set_page(CPUState *env, target_ulong vaddr, #elif defined(__powerpc__) #define CODE_GEN_BUFFER_SIZE (6 * 1024 * 1024) #else +/* XXX: make it dynamic on x86 */ #define CODE_GEN_BUFFER_SIZE (16 * 1024 * 1024) #endif @@ -136,7 +133,7 @@ static inline int tlb_set_page(CPUState *env, target_ulong vaddr, #define CODE_GEN_MAX_BLOCKS (CODE_GEN_BUFFER_SIZE / CODE_GEN_AVG_BLOCK_SIZE) -#if defined(__powerpc__) +#if defined(__powerpc__) || defined(__x86_64__) #define USE_DIRECT_JUMP #endif #if defined(__i386__) && !defined(_WIN32) @@ -169,7 +166,7 @@ typedef struct TranslationBlock { #ifdef USE_DIRECT_JUMP uint16_t tb_jmp_offset[4]; /* offset of jump instruction */ #else - uint32_t tb_next[2]; /* address of jump generated code */ + unsigned long tb_next[2]; /* address of jump generated code */ #endif /* list of TBs jumping to this one. This is a circular list using the two least significant bits of the pointers to tell what is @@ -228,7 +225,7 @@ static inline void tb_set_jmp_target1(unsigned long jmp_addr, unsigned long addr asm volatile ("sync" : : : "memory"); asm volatile ("isync" : : : "memory"); } -#elif defined(__i386__) +#elif defined(__i386__) || defined(__x86_64__) static inline void tb_set_jmp_target1(unsigned long jmp_addr, unsigned long addr) { /* patch the branch destination */ @@ -294,48 +291,6 @@ TranslationBlock *tb_find_pc(unsigned long pc_ptr); #define ASM_OP_LABEL_NAME(n, opname) \ ASM_NAME(__op_label) #n "." ASM_NAME(opname) -#if defined(__powerpc__) - -/* we patch the jump instruction directly */ -#define GOTO_TB(opname, tbparam, n)\ -do {\ - asm volatile (ASM_DATA_SECTION\ - ASM_OP_LABEL_NAME(n, opname) ":\n"\ - ".long 1f\n"\ - ASM_PREVIOUS_SECTION \ - "b " ASM_NAME(__op_jmp) #n "\n"\ - "1:\n");\ -} while (0) - -#elif defined(__i386__) && defined(USE_DIRECT_JUMP) - -/* we patch the jump instruction directly */ -#define GOTO_TB(opname, tbparam, n)\ -do {\ - asm volatile (".section .data\n"\ - ASM_OP_LABEL_NAME(n, opname) ":\n"\ - ".long 1f\n"\ - ASM_PREVIOUS_SECTION \ - "jmp " ASM_NAME(__op_jmp) #n "\n"\ - "1:\n");\ -} while (0) - -#else - -/* jump to next block operations (more portable code, does not need - cache flushing, but slower because of indirect jump) */ -#define GOTO_TB(opname, tbparam, n)\ -do {\ - static void __attribute__((used)) *dummy ## n = &&dummy_label ## n;\ - static void __attribute__((used)) *__op_label ## n \ - __asm__(ASM_OP_LABEL_NAME(n, opname)) = &&label ## n;\ - goto *(void *)(((TranslationBlock *)tbparam)->tb_next[n]);\ -label ## n: ;\ -dummy_label ## n: ;\ -} while (0) - -#endif - extern CPUWriteMemoryFunc *io_mem_write[IO_MEM_NB_ENTRIES][4]; extern CPUReadMemoryFunc *io_mem_read[IO_MEM_NB_ENTRIES][4]; extern void *io_mem_opaque[IO_MEM_NB_ENTRIES]; |