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

Browse source 
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>
This commit is contained in:
Andreas Färber 2013-02-02 10:57:51 +01:00
parent c3affe5670
commit 97a8ea5a3a
63 changed files with 159 additions and 67 deletions
Download patch file Download diff file Expand all files Collapse all files

36
cpu-exec.c
View file

@ -198,6 +198,10 @@ volatile sig_atomic_t exit_request;
int cpu_exec(CPUArchState *env)
{
CPUState *cpu = ENV_GET_CPU(env);
#if !(defined(CONFIG_USER_ONLY) && \
(defined(TARGET_M68K) || defined(TARGET_PPC) || defined(TARGET_S390X)))
CPUClass *cc = CPU_GET_CLASS(cpu);
#endif
int ret, interrupt_request;
TranslationBlock *tb;
uint8_t *tc_ptr;
@ -265,12 +269,12 @@ int cpu_exec(CPUArchState *env)
which will be handled outside the cpu execution
loop */
#if defined(TARGET_I386)
do_interrupt(env);
cc->do_interrupt(cpu);
#endif
ret = env->exception_index;
break;
#else
do_interrupt(env);
cc->do_interrupt(cpu);
env->exception_index = -1;
#endif
}
@ -380,7 +384,7 @@ int cpu_exec(CPUArchState *env)
if ((interrupt_request & CPU_INTERRUPT_HARD)
&& (env->ie & IE_IE)) {
env->exception_index = EXCP_IRQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_MICROBLAZE)
@ -389,7 +393,7 @@ int cpu_exec(CPUArchState *env)
&& !(env->sregs[SR_MSR] & (MSR_EIP | MSR_BIP))
&& !(env->iflags & (D_FLAG | IMM_FLAG))) {
env->exception_index = EXCP_IRQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_MIPS)
@ -398,7 +402,7 @@ int cpu_exec(CPUArchState *env)
/* Raise it */
env->exception_index = EXCP_EXT_INTERRUPT;
env->error_code = 0;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_OPENRISC)
@ -414,7 +418,7 @@ int cpu_exec(CPUArchState *env)
}
if (idx >= 0) {
env->exception_index = idx;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
}
@ -429,7 +433,7 @@ int cpu_exec(CPUArchState *env)
cpu_pil_allowed(env, pil)) ||
type != TT_EXTINT) {
env->exception_index = env->interrupt_index;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
}
@ -438,7 +442,7 @@ int cpu_exec(CPUArchState *env)
if (interrupt_request & CPU_INTERRUPT_FIQ
&& !(env->uncached_cpsr & CPSR_F)) {
env->exception_index = EXCP_FIQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
/* ARMv7-M interrupt return works by loading a magic value
@ -454,19 +458,19 @@ int cpu_exec(CPUArchState *env)
&& ((IS_M(env) && env->regs[15] < 0xfffffff0)
|| !(env->uncached_cpsr & CPSR_I))) {
env->exception_index = EXCP_IRQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_UNICORE32)
if (interrupt_request & CPU_INTERRUPT_HARD
&& !(env->uncached_asr & ASR_I)) {
env->exception_index = UC32_EXCP_INTR;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_SH4)
if (interrupt_request & CPU_INTERRUPT_HARD) {
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_ALPHA)
@ -497,7 +501,7 @@ int cpu_exec(CPUArchState *env)
if (idx >= 0) {
env->exception_index = idx;
env->error_code = 0;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
}
@ -506,7 +510,7 @@ int cpu_exec(CPUArchState *env)
&& (env->pregs[PR_CCS] & I_FLAG)
&& !env->locked_irq) {
env->exception_index = EXCP_IRQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
if (interrupt_request & CPU_INTERRUPT_NMI) {
@ -518,7 +522,7 @@ int cpu_exec(CPUArchState *env)
}
if ((env->pregs[PR_CCS] & m_flag_archval)) {
env->exception_index = EXCP_NMI;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
}
@ -538,13 +542,13 @@ int cpu_exec(CPUArchState *env)
#elif defined(TARGET_S390X) && !defined(CONFIG_USER_ONLY)
if ((interrupt_request & CPU_INTERRUPT_HARD) &&
(env->psw.mask & PSW_MASK_EXT)) {
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#elif defined(TARGET_XTENSA)
if (interrupt_request & CPU_INTERRUPT_HARD) {
env->exception_index = EXC_IRQ;
do_interrupt(env);
cc->do_interrupt(cpu);
next_tb = 0;
}
#endif