diff options
Diffstat (limited to 'accel/tcg/cpu-exec.c')
| -rw-r--r-- | accel/tcg/cpu-exec.c | 23 |
1 files changed, 12 insertions, 11 deletions
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c index 45ef41ebb2..032a62672e 100644 --- a/accel/tcg/cpu-exec.c +++ b/accel/tcg/cpu-exec.c @@ -54,7 +54,7 @@ typedef struct SyncClocks { #define MAX_DELAY_PRINT_RATE 2000000000LL #define MAX_NB_PRINTS 100 -static void align_clocks(SyncClocks *sc, const CPUState *cpu) +static void align_clocks(SyncClocks *sc, CPUState *cpu) { int64_t cpu_icount; @@ -62,7 +62,7 @@ static void align_clocks(SyncClocks *sc, const CPUState *cpu) return; } - cpu_icount = cpu->icount_extra + cpu->icount_decr.u16.low; + cpu_icount = cpu->icount_extra + cpu_neg(cpu)->icount_decr.u16.low; sc->diff_clk += cpu_icount_to_ns(sc->last_cpu_icount - cpu_icount); sc->last_cpu_icount = cpu_icount; @@ -105,15 +105,15 @@ static void print_delay(const SyncClocks *sc) } } -static void init_delay_params(SyncClocks *sc, - const CPUState *cpu) +static void init_delay_params(SyncClocks *sc, CPUState *cpu) { if (!icount_align_option) { return; } sc->realtime_clock = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL_RT); sc->diff_clk = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - sc->realtime_clock; - sc->last_cpu_icount = cpu->icount_extra + cpu->icount_decr.u16.low; + sc->last_cpu_icount + = cpu->icount_extra + cpu_neg(cpu)->icount_decr.u16.low; if (sc->diff_clk < max_delay) { max_delay = sc->diff_clk; } @@ -467,7 +467,7 @@ static inline bool cpu_handle_exception(CPUState *cpu, int *ret) if (cpu->exception_index < 0) { #ifndef CONFIG_USER_ONLY if (replay_has_exception() - && cpu->icount_decr.u16.low + cpu->icount_extra == 0) { + && cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0) { /* try to cause an exception pending in the log */ cpu_exec_nocache(cpu, 1, tb_find(cpu, NULL, 0, curr_cflags()), true); } @@ -525,7 +525,7 @@ static inline bool cpu_handle_interrupt(CPUState *cpu, * Ensure zeroing happens before reading cpu->exit_request or * cpu->interrupt_request (see also smp_wmb in cpu_exit()) */ - atomic_mb_set(&cpu->icount_decr.u16.high, 0); + atomic_mb_set(&cpu_neg(cpu)->icount_decr.u16.high, 0); if (unlikely(atomic_read(&cpu->interrupt_request))) { int interrupt_request; @@ -596,8 +596,9 @@ static inline bool cpu_handle_interrupt(CPUState *cpu, } /* Finally, check if we need to exit to the main loop. */ - if (unlikely(atomic_read(&cpu->exit_request) - || (use_icount && cpu->icount_decr.u16.low + cpu->icount_extra == 0))) { + if (unlikely(atomic_read(&cpu->exit_request)) + || (use_icount + && cpu_neg(cpu)->icount_decr.u16.low + cpu->icount_extra == 0)) { atomic_set(&cpu->exit_request, 0); if (cpu->exception_index == -1) { cpu->exception_index = EXCP_INTERRUPT; @@ -624,7 +625,7 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb, } *last_tb = NULL; - insns_left = atomic_read(&cpu->icount_decr.u32); + insns_left = atomic_read(&cpu_neg(cpu)->icount_decr.u32); if (insns_left < 0) { /* Something asked us to stop executing chained TBs; just * continue round the main loop. Whatever requested the exit @@ -643,7 +644,7 @@ static inline void cpu_loop_exec_tb(CPUState *cpu, TranslationBlock *tb, cpu_update_icount(cpu); /* Refill decrementer and continue execution. */ insns_left = MIN(0xffff, cpu->icount_budget); - cpu->icount_decr.u16.low = insns_left; + cpu_neg(cpu)->icount_decr.u16.low = insns_left; cpu->icount_extra = cpu->icount_budget - insns_left; if (!cpu->icount_extra) { /* Execute any remaining instructions, then let the main loop |