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cpu: Make first_cpu and next_cpu CPUState

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Move next_cpu from CPU_COMMON to CPUState.
Move first_cpu variable to qom/cpu.h.

gdbstub needs to use CPUState::env_ptr for now.
cpu_copy() no longer needs to save and restore cpu_next.

Acked-by: Paolo Bonzini <pbonzini@redhat.com>
[AF: Rebased, simplified cpu_copy()]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-05-29 22:29:20 +02:00
parent 9b056fcc5b
commit 182735efaf
39 changed files with 266 additions and 234 deletions
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1
include/exec/cpu-all.h
View file

@ -356,7 +356,6 @@ CPUArchState *cpu_copy(CPUArchState *env);
void QEMU_NORETURN cpu_abort(CPUArchState *env, const char *fmt, ...)
GCC_FMT_ATTR(2, 3);
extern CPUArchState *first_cpu;
/* Flags for use in ENV->INTERRUPT_PENDING.

1
include/exec/cpu-defs.h
View file

@ -181,7 +181,6 @@ typedef struct CPUWatchpoint {
sigjmp_buf jmp_env; \
int exception_index; \
\
CPUArchState *next_cpu; /* next CPU sharing TB cache */ \
/* user data */ \
void *opaque; \
\

4
include/qom/cpu.h
View file

@ -114,6 +114,7 @@ struct kvm_run;
* CPU and return to its top level loop.
* @env_ptr: Pointer to subclass-specific CPUArchState field.
* @current_tb: Currently executing TB.
* @next_cpu: Next CPU sharing TB cache.
* @kvm_fd: vCPU file descriptor for KVM.
*
* State of one CPU core or thread.
@ -146,6 +147,7 @@ struct CPUState {
void *env_ptr; /* CPUArchState */
struct TranslationBlock *current_tb;
CPUState *next_cpu;
int kvm_fd;
bool kvm_vcpu_dirty;
@ -157,6 +159,8 @@ struct CPUState {
uint32_t halted; /* used by alpha, cris, ppc TCG */
};
extern CPUState *first_cpu;
DECLARE_TLS(CPUState *, current_cpu);
#define current_cpu tls_var(current_cpu)