cpu: Replace do_interrupt() by CPUClass::do_interrupt method

This removes a global per-target function and thus takes us one step
closer to compiling multiple targets into one executable.

It will also allow to override the interrupt handling for certain CPU
families.

Signed-off-by: Andreas Färber <afaerber@suse.de>

4 files changed, 8 insertions, 2 deletions

diff --git a/target-lm32/cpu-qom.h b/target-lm32/cpu-qom.h
index c0b6ce5..3ba86b7 100644
--- a/target-lm32/cpu-qom.h
+++ b/target-lm32/cpu-qom.h
@@ -71,4 +71,6 @@ static inline LM32CPU *lm32_env_get_cpu(CPULM32State *env)
 
 #define ENV_OFFSET offsetof(LM32CPU, env)
 
+void lm32_cpu_do_interrupt(CPUState *cpu);
+
 #endif
diff --git a/target-lm32/cpu.c b/target-lm32/cpu.c
index a2badb5..a4692b7 100644
--- a/target-lm32/cpu.c
+++ b/target-lm32/cpu.c
@@ -83,6 +83,8 @@ static void lm32_cpu_class_init(ObjectClass *oc, void *data)
 
     lcc->parent_reset = cc->reset;
     cc->reset = lm32_cpu_reset;
+
+    cc->do_interrupt = lm32_cpu_do_interrupt;
 }
 
 static const TypeInfo lm32_cpu_type_info = {
diff --git a/target-lm32/cpu.h b/target-lm32/cpu.h
index d81f103..1be9778 100644
--- a/target-lm32/cpu.h
+++ b/target-lm32/cpu.h
@@ -189,7 +189,6 @@ struct CPULM32State {
 LM32CPU *cpu_lm32_init(const char *cpu_model);
 void cpu_lm32_list(FILE *f, fprintf_function cpu_fprintf);
 int cpu_lm32_exec(CPULM32State *s);
-void do_interrupt(CPULM32State *env);
 /* 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.  */
diff --git a/target-lm32/helper.c b/target-lm32/helper.c
index 47ae7e7..a0a8399 100644
--- a/target-lm32/helper.c
+++ b/target-lm32/helper.c
@@ -42,8 +42,11 @@ hwaddr cpu_get_phys_page_debug(CPULM32State *env, target_ulong addr)
     return addr & TARGET_PAGE_MASK;
 }
 
-void do_interrupt(CPULM32State *env)
+void lm32_cpu_do_interrupt(CPUState *cs)
 {
+    LM32CPU *cpu = LM32_CPU(cs);
+    CPULM32State *env = &cpu->env;
+
     qemu_log_mask(CPU_LOG_INT,
             "exception at pc=%x type=%x\n", env->pc, env->exception_index);