Imported Upstream version 2.7.0upstream/2.7.0

8 files changed, 66 insertions, 55 deletions

diff --git a/target-m68k/cpu-qom.h b/target-m68k/cpu-qom.h
index c28e55d6b..9885bba31 100644
--- a/target-m68k/cpu-qom.h
+++ b/target-m68k/cpu-qom.h
@@ -47,38 +47,6 @@ typedef struct M68kCPUClass {
     void (*parent_reset)(CPUState *cpu);
 } M68kCPUClass;
 
-/**
- * M68kCPU:
- * @env: #CPUM68KState
- *
- * A Motorola 68k CPU.
- */
-typedef struct M68kCPU {
-    /*< private >*/
-    CPUState parent_obj;
-    /*< public >*/
-
-    CPUM68KState env;
-} M68kCPU;
-
-static inline M68kCPU *m68k_env_get_cpu(CPUM68KState *env)
-{
-    return container_of(env, M68kCPU, env);
-}
-
-#define ENV_GET_CPU(e) CPU(m68k_env_get_cpu(e))
-
-#define ENV_OFFSET offsetof(M68kCPU, env)
-
-void m68k_cpu_do_interrupt(CPUState *cpu);
-bool m68k_cpu_exec_interrupt(CPUState *cpu, int int_req);
-void m68k_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
-                         int flags);
-hwaddr m68k_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
-int m68k_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
-int m68k_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
-
-void m68k_cpu_exec_enter(CPUState *cs);
-void m68k_cpu_exec_exit(CPUState *cs);
+typedef struct M68kCPU M68kCPU;
 
 #endif
diff --git a/target-m68k/cpu.c b/target-m68k/cpu.c
index 0b5f9a581..116b784e6 100644
--- a/target-m68k/cpu.c
+++ b/target-m68k/cpu.c
@@ -23,6 +23,7 @@
 #include "cpu.h"
 #include "qemu-common.h"
 #include "migration/vmstate.h"
+#include "exec/exec-all.h"
 
 
 static void m68k_cpu_set_pc(CPUState *cs, vaddr value)
diff --git a/target-m68k/cpu.h b/target-m68k/cpu.h
index 48b4c872f..b2faa6b60 100644
--- a/target-m68k/cpu.h
+++ b/target-m68k/cpu.h
@@ -17,8 +17,9 @@
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
-#ifndef CPU_M68K_H
-#define CPU_M68K_H
+
+#ifndef M68K_CPU_H
+#define M68K_CPU_H
 
 #define TARGET_LONG_BITS 32
 
@@ -26,7 +27,7 @@
 
 #include "qemu-common.h"
 #include "exec/cpu-defs.h"
-
+#include "cpu-qom.h"
 #include "fpu/softfloat.h"
 
 #define MAX_QREGS 32
@@ -109,12 +110,43 @@ typedef struct CPUM68KState {
     uint32_t features;
 } CPUM68KState;
 
-#include "cpu-qom.h"
+/**
+ * M68kCPU:
+ * @env: #CPUM68KState
+ *
+ * A Motorola 68k CPU.
+ */
+struct M68kCPU {
+    /*< private >*/
+    CPUState parent_obj;
+    /*< public >*/
+
+    CPUM68KState env;
+};
+
+static inline M68kCPU *m68k_env_get_cpu(CPUM68KState *env)
+{
+    return container_of(env, M68kCPU, env);
+}
+
+#define ENV_GET_CPU(e) CPU(m68k_env_get_cpu(e))
+
+#define ENV_OFFSET offsetof(M68kCPU, env)
+
+void m68k_cpu_do_interrupt(CPUState *cpu);
+bool m68k_cpu_exec_interrupt(CPUState *cpu, int int_req);
+void m68k_cpu_dump_state(CPUState *cpu, FILE *f, fprintf_function cpu_fprintf,
+                         int flags);
+hwaddr m68k_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
+int m68k_cpu_gdb_read_register(CPUState *cpu, uint8_t *buf, int reg);
+int m68k_cpu_gdb_write_register(CPUState *cpu, uint8_t *buf, int reg);
+
+void m68k_cpu_exec_enter(CPUState *cs);
+void m68k_cpu_exec_exit(CPUState *cs);
 
 void m68k_tcg_init(void);
 void m68k_cpu_init_gdb(M68kCPU *cpu);
 M68kCPU *cpu_m68k_init(const char *cpu_model);
-int cpu_m68k_exec(CPUState *cpu);
 /* you can call this signal handler from your SIGBUS and SIGSEGV
    signal handlers to inform the virtual CPU of exceptions. non zero
    is returned if the signal was handled by the virtual CPU.  */
@@ -211,7 +243,6 @@ void register_m68k_insns (CPUM68KState *env);
 
 #define cpu_init(cpu_model) CPU(cpu_m68k_init(cpu_model))
 
-#define cpu_exec cpu_m68k_exec
 #define cpu_signal_handler cpu_m68k_signal_handler
 #define cpu_list m68k_cpu_list
 
@@ -230,7 +261,7 @@ int m68k_cpu_handle_mmu_fault(CPUState *cpu, vaddr address, int rw,
 #include "exec/cpu-all.h"
 
 static inline void cpu_get_tb_cpu_state(CPUM68KState *env, target_ulong *pc,
-                                        target_ulong *cs_base, int *flags)
+                                        target_ulong *cs_base, uint32_t *flags)
 {
     *pc = env->pc;
     *cs_base = 0;
@@ -239,6 +270,4 @@ static inline void cpu_get_tb_cpu_state(CPUM68KState *env, target_ulong *pc,
             | ((env->macsr >> 4) & 0xf);        /* Bits 0-3 */
 }
 
-#include "exec/exec-all.h"
-
 #endif
diff --git a/target-m68k/gdbstub.c b/target-m68k/gdbstub.c
index f02bb5caf..c7f44c9bb 100644
--- a/target-m68k/gdbstub.c
+++ b/target-m68k/gdbstub.c
@@ -19,6 +19,7 @@
  */
 #include "qemu/osdep.h"
 #include "qemu-common.h"
+#include "cpu.h"
 #include "exec/gdbstub.h"
 
 int m68k_cpu_gdb_read_register(CPUState *cs, uint8_t *mem_buf, int n)
diff --git a/target-m68k/helper.c b/target-m68k/helper.c
index a8f6d9d6a..f52d0e303 100644
--- a/target-m68k/helper.c
+++ b/target-m68k/helper.c
@@ -20,6 +20,7 @@
 
 #include "qemu/osdep.h"
 #include "cpu.h"
+#include "exec/exec-all.h"
 #include "exec/gdbstub.h"
 
 #include "exec/helper-proto.h"
@@ -557,10 +558,10 @@ float64 HELPER(sub_cmp_f64)(CPUM68KState *env, float64 a, float64 b)
     /* ??? Should flush denormals to zero.  */
     float64 res;
     res = float64_sub(a, b, &env->fp_status);
-    if (float64_is_quiet_nan(res)) {
+    if (float64_is_quiet_nan(res, &env->fp_status)) {
         /* +/-inf compares equal against itself, but sub returns nan.  */
-        if (!float64_is_quiet_nan(a)
-            && !float64_is_quiet_nan(b)) {
+        if (!float64_is_quiet_nan(a, &env->fp_status)
+            && !float64_is_quiet_nan(b, &env->fp_status)) {
             res = float64_zero;
             if (float64_lt_quiet(a, res, &env->fp_status))
                 res = float64_chs(res);
diff --git a/target-m68k/m68k-semi.c b/target-m68k/m68k-semi.c
index f360ef3e1..1402145c8 100644
--- a/target-m68k/m68k-semi.c
+++ b/target-m68k/m68k-semi.c
@@ -28,6 +28,7 @@
 #include "exec/gdbstub.h"
 #include "exec/softmmu-semi.h"
 #endif
+#include "qemu/log.h"
 #include "sysemu/sysemu.h"
 
 #define HOSTED_EXIT  0
diff --git a/target-m68k/op_helper.c b/target-m68k/op_helper.c
index 17d0a1191..e41ae4649 100644
--- a/target-m68k/op_helper.c
+++ b/target-m68k/op_helper.c
@@ -19,6 +19,7 @@
 #include "qemu/osdep.h"
 #include "cpu.h"
 #include "exec/helper-proto.h"
+#include "exec/exec-all.h"
 #include "exec/cpu_ldst.h"
 #include "exec/semihost.h"
 
@@ -38,12 +39,12 @@ static inline void do_interrupt_m68k_hardirq(CPUM68KState *env)
 /* Try to fill the TLB and return an exception if error. If retaddr is
    NULL, it means that the function was called in C code (i.e. not
    from generated code or from helper.c) */
-void tlb_fill(CPUState *cs, target_ulong addr, int is_write, int mmu_idx,
-              uintptr_t retaddr)
+void tlb_fill(CPUState *cs, target_ulong addr, MMUAccessType access_type,
+              int mmu_idx, uintptr_t retaddr)
 {
     int ret;
 
-    ret = m68k_cpu_handle_mmu_fault(cs, addr, is_write, mmu_idx);
+    ret = m68k_cpu_handle_mmu_fault(cs, addr, access_type, mmu_idx);
     if (unlikely(ret)) {
         if (retaddr) {
             /* now we have a real cpu fault */
diff --git a/target-m68k/translate.c b/target-m68k/translate.c
index 7560c3a80..ecd5e5c8f 100644
--- a/target-m68k/translate.c
+++ b/target-m68k/translate.c
@@ -21,6 +21,7 @@
 #include "qemu/osdep.h"
 #include "cpu.h"
 #include "disas/disas.h"
+#include "exec/exec-all.h"
 #include "tcg-op.h"
 #include "qemu/log.h"
 #include "exec/cpu_ldst.h"
@@ -77,6 +78,7 @@ void m68k_tcg_init(void)
     int i;
 
     cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
+    tcg_ctx.tcg_env = cpu_env;
 
 #define DEFO32(name, offset) \
     QREG_##name = tcg_global_mem_new_i32(cpu_env, \
@@ -852,19 +854,25 @@ static inline void gen_addr_fault(DisasContext *s)
         }                                                               \
     } while (0)
 
+static inline bool use_goto_tb(DisasContext *s, uint32_t dest)
+{
+#ifndef CONFIG_USER_ONLY
+    return (s->tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) ||
+           (s->insn_pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK);
+#else
+    return true;
+#endif
+}
+
 /* Generate a jump to an immediate address.  */
 static void gen_jmp_tb(DisasContext *s, int n, uint32_t dest)
 {
-    TranslationBlock *tb;
-
-    tb = s->tb;
     if (unlikely(s->singlestep_enabled)) {
         gen_exception(s, dest, EXCP_DEBUG);
-    } else if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) ||
-               (s->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
+    } else if (use_goto_tb(s, dest)) {
         tcg_gen_goto_tb(n);
         tcg_gen_movi_i32(QREG_PC, dest);
-        tcg_gen_exit_tb((uintptr_t)tb + n);
+        tcg_gen_exit_tb((uintptr_t)s->tb + n);
     } else {
         gen_jmp_im(s, dest);
         tcg_gen_exit_tb(0);
@@ -3060,7 +3068,8 @@ void gen_intermediate_code(CPUM68KState *env, TranslationBlock *tb)
     gen_tb_end(tb, num_insns);
 
 #ifdef DEBUG_DISAS
-    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
+    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)
+        && qemu_log_in_addr_range(pc_start)) {
         qemu_log("----------------\n");
         qemu_log("IN: %s\n", lookup_symbol(pc_start));
         log_target_disas(cs, pc_start, dc->pc - pc_start, 0);