Alpha architecture emulation core.

[qemu.git] / exec-all.h

diff --git a/exec-all.h b/exec-all.h
index 67aa227ad4fca4ede72d4e6904d7f3ea4ec07bc2..73b85436c014ab456022c719aea4aaba59102fad 100644 (file)
--- a/exec-all.h
+++ b/exec-all.h
@@ -62,6 +62,7 @@ extern target_ulong gen_opc_npc[OPC_BUF_SIZE];
 extern uint8_t gen_opc_cc_op[OPC_BUF_SIZE];
 extern uint8_t gen_opc_instr_start[OPC_BUF_SIZE];
 extern target_ulong gen_opc_jump_pc[2];
+extern uint32_t gen_opc_hflags[OPC_BUF_SIZE];
 
 typedef void (GenOpFunc)(void);
 typedef void (GenOpFunc1)(long);
@@ -92,15 +93,23 @@ int cpu_restore_state_copy(struct TranslationBlock *tb,
                            void *puc);
 void cpu_resume_from_signal(CPUState *env1, void *puc);
 void cpu_exec_init(CPUState *env);
-int page_unprotect(unsigned long address, unsigned long pc, void *puc);
+int page_unprotect(target_ulong address, unsigned long pc, void *puc);
 void tb_invalidate_phys_page_range(target_ulong start, target_ulong end, 
                                    int is_cpu_write_access);
 void tb_invalidate_page_range(target_ulong start, target_ulong end);
 void tlb_flush_page(CPUState *env, target_ulong addr);
 void tlb_flush(CPUState *env, int flush_global);
-int tlb_set_page(CPUState *env, target_ulong vaddr, 
-                 target_phys_addr_t paddr, int prot, 
-                 int is_user, int is_softmmu);
+int tlb_set_page_exec(CPUState *env, target_ulong vaddr, 
+                      target_phys_addr_t paddr, int prot, 
+                      int is_user, int is_softmmu);
+static inline int tlb_set_page(CPUState *env, target_ulong vaddr, 
+                               target_phys_addr_t paddr, int prot, 
+                               int is_user, int is_softmmu)
+{
+    if (prot & PAGE_READ)
+        prot |= PAGE_EXEC;
+    return tlb_set_page_exec(env, vaddr, paddr, prot, is_user, is_softmmu);
+}
 
 #define CODE_GEN_MAX_SIZE        65536
 #define CODE_GEN_ALIGN           16 /* must be >= of the size of a icache line */
@@ -187,9 +196,19 @@ typedef struct TranslationBlock {
     struct TranslationBlock *jmp_first;
 } TranslationBlock;
 
+static inline unsigned int tb_jmp_cache_hash_page(target_ulong pc)
+{
+    target_ulong tmp;
+    tmp = pc ^ (pc >> (TARGET_PAGE_BITS - TB_JMP_PAGE_BITS));
+    return (tmp >> TB_JMP_PAGE_BITS) & TB_JMP_PAGE_MASK;
+}
+
 static inline unsigned int tb_jmp_cache_hash_func(target_ulong pc)
 {
-    return (pc ^ (pc >> TB_JMP_CACHE_BITS)) & (TB_JMP_CACHE_SIZE - 1);
+    target_ulong tmp;
+    tmp = pc ^ (pc >> (TARGET_PAGE_BITS - TB_JMP_PAGE_BITS));
+    return (((tmp >> TB_JMP_PAGE_BITS) & TB_JMP_PAGE_MASK) |
+           (tmp & TB_JMP_ADDR_MASK));
 }
 
 static inline unsigned int tb_phys_hash_func(unsigned long pc)
@@ -549,38 +568,47 @@ static inline target_ulong get_phys_addr_code(CPUState *env, target_ulong addr)
     is_user = ((env->hflags & MIPS_HFLAG_MODE) == MIPS_HFLAG_UM);
 #elif defined (TARGET_SPARC)
     is_user = (env->psrs == 0);
+#elif defined (TARGET_ARM)
+    is_user = ((env->uncached_cpsr & CPSR_M) == ARM_CPU_MODE_USR);
+#elif defined (TARGET_SH4)
+    is_user = ((env->sr & SR_MD) == 0);
 #else
-#error "Unimplemented !"
+#error unimplemented CPU
 #endif
-    if (__builtin_expect(env->tlb_read[is_user][index].address != 
+    if (__builtin_expect(env->tlb_table[is_user][index].addr_code != 
                          (addr & TARGET_PAGE_MASK), 0)) {
         ldub_code(addr);
     }
-    pd = env->tlb_read[is_user][index].address & ~TARGET_PAGE_MASK;
-    if (pd > IO_MEM_ROM) {
-        cpu_abort(env, "Trying to execute code outside RAM or ROM at 0x%08lx\n", addr);
+    pd = env->tlb_table[is_user][index].addr_code & ~TARGET_PAGE_MASK;
+    if (pd > IO_MEM_ROM && !(pd & IO_MEM_ROMD)) {
+        cpu_abort(env, "Trying to execute code outside RAM or ROM at 0x" TARGET_FMT_lx "\n", addr);
     }
-    return addr + env->tlb_read[is_user][index].addend - (unsigned long)phys_ram_base;
+    return addr + env->tlb_table[is_user][index].addend - (unsigned long)phys_ram_base;
 }
 #endif
 
-
 #ifdef USE_KQEMU
+#define KQEMU_MODIFY_PAGE_MASK (0xff & ~(VGA_DIRTY_FLAG | CODE_DIRTY_FLAG))
+
 int kqemu_init(CPUState *env);
 int kqemu_cpu_exec(CPUState *env);
 void kqemu_flush_page(CPUState *env, target_ulong addr);
 void kqemu_flush(CPUState *env, int global);
 void kqemu_set_notdirty(CPUState *env, ram_addr_t ram_addr);
+void kqemu_modify_page(CPUState *env, ram_addr_t ram_addr);
 void kqemu_cpu_interrupt(CPUState *env);
+void kqemu_record_dump(void);
 
 static inline int kqemu_is_ok(CPUState *env)
 {
     return(env->kqemu_enabled &&
-           (env->hflags & HF_CPL_MASK) == 3 &&
-           (env->eflags & IOPL_MASK) != IOPL_MASK &&
            (env->cr[0] & CR0_PE_MASK) && 
+           !(env->hflags & HF_INHIBIT_IRQ_MASK) &&
            (env->eflags & IF_MASK) &&
-           !(env->eflags & VM_MASK));
+           !(env->eflags & VM_MASK) &&
+           (env->kqemu_enabled == 2 || 
+            ((env->hflags & HF_CPL_MASK) == 3 &&
+             (env->eflags & IOPL_MASK) != IOPL_MASK)));
 }
 
 #endif