diff options
Diffstat (limited to 'exec.c')
| -rw-r--r-- | exec.c | 56 |
1 files changed, 28 insertions, 28 deletions
@@ -175,10 +175,10 @@ static void page_init(void) { SYSTEM_INFO system_info; DWORD old_protect; - + GetSystemInfo(&system_info); qemu_real_host_page_size = system_info.dwPageSize; - + VirtualProtect(code_gen_buffer, sizeof(code_gen_buffer), PAGE_EXECUTE_READWRITE, &old_protect); } @@ -189,11 +189,11 @@ static void page_init(void) start = (unsigned long)code_gen_buffer; start &= ~(qemu_real_host_page_size - 1); - + end = (unsigned long)code_gen_buffer + sizeof(code_gen_buffer); end += qemu_real_host_page_size - 1; end &= ~(qemu_real_host_page_size - 1); - + mprotect((void *)start, end - start, PROT_READ | PROT_WRITE | PROT_EXEC); } @@ -345,7 +345,7 @@ void tb_flush(CPUState *env1) nb_tbs > 0 ? (code_gen_ptr - code_gen_buffer) / nb_tbs : 0); #endif nb_tbs = 0; - + for(env = first_cpu; env != NULL; env = env->next_cpu) { memset (env->tb_jmp_cache, 0, TB_JMP_CACHE_SIZE * sizeof (void *)); } @@ -382,7 +382,7 @@ static void tb_page_check(void) { TranslationBlock *tb; int i, flags1, flags2; - + for(i = 0;i < CODE_GEN_PHYS_HASH_SIZE; i++) { for(tb = tb_phys_hash[i]; tb != NULL; tb = tb->phys_hash_next) { flags1 = page_get_flags(tb->pc); @@ -491,7 +491,7 @@ static inline void tb_phys_invalidate(TranslationBlock *tb, unsigned int page_ad unsigned int h, n1; target_ulong phys_pc; TranslationBlock *tb1, *tb2; - + /* remove the TB from the hash list */ phys_pc = tb->page_addr[0] + (tb->pc & ~TARGET_PAGE_MASK); h = tb_phys_hash_func(phys_pc); @@ -571,7 +571,7 @@ static void build_page_bitmap(PageDesc *p) { int n, tb_start, tb_end; TranslationBlock *tb; - + p->code_bitmap = qemu_malloc(TARGET_PAGE_SIZE / 8); if (!p->code_bitmap) return; @@ -624,7 +624,7 @@ static void tb_gen_code(CPUState *env, tb->cflags = cflags; cpu_gen_code(env, tb, CODE_GEN_MAX_SIZE, &code_gen_size); code_gen_ptr = (void *)(((unsigned long)code_gen_ptr + code_gen_size + CODE_GEN_ALIGN - 1) & ~(CODE_GEN_ALIGN - 1)); - + /* check next page if needed */ virt_page2 = (pc + tb->size - 1) & TARGET_PAGE_MASK; phys_page2 = -1; @@ -634,7 +634,7 @@ static void tb_gen_code(CPUState *env, tb_link_phys(tb, phys_pc, phys_page2); } #endif - + /* invalidate all TBs which intersect with the target physical page starting in range [start;end[. NOTE: start and end must refer to the same physical page. 'is_cpu_write_access' should be true if called @@ -700,7 +700,7 @@ void tb_invalidate_phys_page_range(target_ulong start, target_ulong end, that the modification is after the current PC, but it would require a specialized function to partially restore the CPU state */ - + current_tb_modified = 1; cpu_restore_state(current_tb, env, env->mem_write_pc, NULL); @@ -819,7 +819,7 @@ static void tb_invalidate_phys_page(target_ulong addr, that the modification is after the current PC, but it would require a specialized function to partially restore the CPU state */ - + current_tb_modified = 1; cpu_restore_state(current_tb, env, pc, puc); #if defined(TARGET_I386) @@ -1024,7 +1024,7 @@ static inline void tb_reset_jump_recursive2(TranslationBlock *tb, int n) } *ptb = tb->jmp_next[n]; tb->jmp_next[n] = NULL; - + /* suppress the jump to next tb in generated code */ tb_reset_jump(tb, n); @@ -1103,7 +1103,7 @@ int cpu_breakpoint_insert(CPUState *env, target_ulong pc) { #if defined(TARGET_HAS_ICE) int i; - + for(i = 0; i < env->nb_breakpoints; i++) { if (env->breakpoints[i] == pc) return 0; @@ -1112,7 +1112,7 @@ int cpu_breakpoint_insert(CPUState *env, target_ulong pc) if (env->nb_breakpoints >= MAX_BREAKPOINTS) return -1; env->breakpoints[env->nb_breakpoints++] = pc; - + breakpoint_invalidate(env, pc); return 0; #else @@ -1249,7 +1249,7 @@ static int cmp1(const char *s1, int n, const char *s2) return 0; return memcmp(s1, s2, n) == 0; } - + /* takes a comma separated list of log masks. Return 0 if error. */ int cpu_str_to_log_mask(const char *str) { @@ -1703,7 +1703,7 @@ int tlb_set_page_exec(CPUState *env, target_ulong vaddr, /* if code is present, we only map as read only and save the original mapping */ VirtPageDesc *vp; - + vp = virt_page_find_alloc(vaddr >> TARGET_PAGE_BITS, 1); vp->phys_addr = pd; vp->prot = prot; @@ -2008,7 +2008,7 @@ void cpu_register_physical_memory(target_phys_addr_t start_addr, } } } - + /* since each CPU stores ram addresses in its TLB cache, we must reset the modified entries */ /* XXX: slow ! */ @@ -2492,7 +2492,7 @@ void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf, target_phys_addr_t page; unsigned long pd; PhysPageDesc *p; - + while (len > 0) { page = addr & TARGET_PAGE_MASK; l = (page + TARGET_PAGE_SIZE) - addr; @@ -2504,7 +2504,7 @@ void cpu_physical_memory_rw(target_phys_addr_t addr, uint8_t *buf, } else { pd = p->phys_offset; } - + if (is_write) { if ((pd & ~TARGET_PAGE_MASK) != IO_MEM_RAM) { io_index = (pd >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); @@ -2583,7 +2583,7 @@ void cpu_physical_memory_write_rom(target_phys_addr_t addr, target_phys_addr_t page; unsigned long pd; PhysPageDesc *p; - + while (len > 0) { page = addr & TARGET_PAGE_MASK; l = (page + TARGET_PAGE_SIZE) - addr; @@ -2595,7 +2595,7 @@ void cpu_physical_memory_write_rom(target_phys_addr_t addr, } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) != IO_MEM_RAM && (pd & ~TARGET_PAGE_MASK) != IO_MEM_ROM && !(pd & IO_MEM_ROMD)) { @@ -2629,7 +2629,7 @@ uint32_t ldl_phys(target_phys_addr_t addr) } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) > IO_MEM_ROM && !(pd & IO_MEM_ROMD)) { /* I/O case */ @@ -2659,7 +2659,7 @@ uint64_t ldq_phys(target_phys_addr_t addr) } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) > IO_MEM_ROM && !(pd & IO_MEM_ROMD)) { /* I/O case */ @@ -2712,7 +2712,7 @@ void stl_phys_notdirty(target_phys_addr_t addr, uint32_t val) } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) != IO_MEM_RAM) { io_index = (pd >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); io_mem_write[io_index][2](io_mem_opaque[io_index], addr, val); @@ -2736,7 +2736,7 @@ void stq_phys_notdirty(target_phys_addr_t addr, uint64_t val) } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) != IO_MEM_RAM) { io_index = (pd >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); #ifdef TARGET_WORDS_BIGENDIAN @@ -2767,7 +2767,7 @@ void stl_phys(target_phys_addr_t addr, uint32_t val) } else { pd = p->phys_offset; } - + if ((pd & ~TARGET_PAGE_MASK) != IO_MEM_RAM) { io_index = (pd >> IO_MEM_SHIFT) & (IO_MEM_NB_ENTRIES - 1); io_mem_write[io_index][2](io_mem_opaque[io_index], addr, val); @@ -2842,7 +2842,7 @@ void dump_exec_info(FILE *f, int i, target_code_size, max_target_code_size; int direct_jmp_count, direct_jmp2_count, cross_page; TranslationBlock *tb; - + target_code_size = 0; max_target_code_size = 0; cross_page = 0; |